source3/configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2
   3 dnl We must use autotools 2.54 or above
   4 AC_PREREQ(2.54)
   5
   6 AC_INIT([Samba],[3],[samba-technical@samba.org])
   7
   8 AC_CONFIG_SRCDIR([include/includes.h])
   9 AC_CONFIG_HEADER(include/config.h)
  10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
  11
  12 case "$PATH" in
  13     */usr/ucb*)
  14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
  15         ;;
  16 esac
  17
  18 builddir=`pwd`
  19 AC_SUBST(builddir)
  20
  21 m4_include(m4/samba_version.m4)
  22 m4_include(m4/check_path.m4)
  23 m4_include(pkg.m4)
  24
  25 AC_LIBREPLACE_CC_CHECKS
  26
  27 m4_include(../lib/tevent/libtevent.m4)
  28
  29 LIBTEVENT_OBJ0=""
  30 for obj in ${TEVENT_OBJ}; do
  31         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
  32 done
  33 AC_SUBST(LIBTEVENT_OBJ0)
  34 LIBS="${LIBS} ${TEVENT_LIBS}"
  35
  36 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
  37 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
  38 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
  39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
  40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
  41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
  42
  43 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
  44
  45 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
  46 if test "x${srcdir-.}" != "x."; then
  47         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
  48 fi
  49
  50 dnl Unique-to-Samba variables we'll be playing with.
  51 AC_SUBST(SAMBA_CPPFLAGS)
  52 AC_SUBST(SHELL)
  53 AC_SUBST(LDSHFLAGS)
  54 AC_SUBST(SONAMEFLAG)
  55 AC_SUBST(SHLD)
  56 AC_SUBST(MODULE_EXPORTS)
  57 AC_SUBST(DSO_EXPORTS)
  58 AC_SUBST(HOST_OS)
  59 AC_SUBST(PICFLAG)
  60 AC_SUBST(PIE_CFLAGS)
  61 AC_SUBST(PIE_LDFLAGS)
  62 AC_SUBST(RELRO_LDFLAGS)
  63 AC_SUBST(SHLIBEXT)
  64 AC_SUBST(INSTALLLIBCMD_SH)
  65 AC_SUBST(INSTALLLIBCMD_A)
  66 AC_SUBST(UNINSTALLLIBCMD_SH)
  67 AC_SUBST(UNINSTALLLIBCMD_A)
  68
  69 AC_SUBST(INSTALL_LIBWBCLIENT)
  70 AC_SUBST(UNINSTALL_LIBWBCLIENT)
  71 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
  72 AC_SUBST(LIBWBCLIENT_SHARED)
  73 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
  74 AC_SUBST(LIBWBCLIENT_STATIC)
  75 AC_SUBST(LIBWBCLIENT_SOVER)
  76 AC_SUBST(LIBWBCLIENT)
  77 AC_SUBST(LIBWBCLIENT_LIBS)
  78
  79 AC_SUBST(LIBSAMBAUTIL_SHARED)
  80
  81 AC_SUBST(PRINT_LIBS)
  82 AC_SUBST(AUTH_LIBS)
  83 AC_SUBST(ACL_LIBS)
  84 AC_SUBST(PASSDB_LIBS)
  85 AC_SUBST(IDMAP_LIBS)
  86 AC_SUBST(KRB5_LIBS)
  87 AC_SUBST(UUID_LIBS)
  88 AC_SUBST(LDAP_LIBS)
  89 AC_SUBST(GPEXT_LIBS)
  90 AC_SUBST(PAM_MODULES)
  91 AC_SUBST(INSTALL_PAM_MODULES)
  92 AC_SUBST(UNINSTALL_PAM_MODULES)
  93 AC_SUBST(NSS_MODULES)
  94 AC_SUBST(EXTRA_BIN_PROGS)
  95 AC_SUBST(CIFSMOUNT_PROGS)
  96 AC_SUBST(INSTALL_CIFSMOUNT)
  97 AC_SUBST(UNINSTALL_CIFSMOUNT)
  98 AC_SUBST(CIFSUMOUNT_PROGS)
  99 AC_SUBST(INSTALL_CIFSUMOUNT)
 100 AC_SUBST(UNINSTALL_CIFSUMOUNT)
 101 AC_SUBST(CIFSUPCALL_PROGS)
 102 AC_SUBST(INSTALL_CIFSUPCALL)
 103 AC_SUBST(UNINSTALL_CIFSUPCALL)
 104 AC_SUBST(EXTRA_SBIN_PROGS)
 105 AC_SUBST(EXTRA_ALL_TARGETS)
 106 AC_SUBST(CONFIG_LIBS)
 107 AC_SUBST(NSCD_LIBS)
 108
 109 # compile with optimization and without debugging by default, but
 110 # allow people to set their own preference.
 111 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
 112 # if it has no value.  This prevent *very* large debug binaries from occurring
 113 # by default.
 114 if test "x$debug" = "xyes" ; then
 115         CFLAGS="${CFLAGS} -g"
 116 fi
 117 if test "x$CFLAGS" = x; then
 118   CFLAGS="-O"
 119 fi
 120
 121 m4_include(../lib/socket_wrapper/config.m4)
 122 m4_include(../lib/nss_wrapper/config.m4)
 123
 124 m4_include(m4/swat.m4)
 125
 126 # Probe the gcc version for extra CFLAGS. We always stash these in
 127 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
 128 # Makefile edit, avoiding the need to re-run configure.
 129 if test x"$ac_cv_prog_gcc" = x"yes" ; then
 130         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
 131         # Add -Wdeclaration-after-statement if compiler supports it
 132         AC_CACHE_CHECK(
 133           [that the C compiler understands -Wdeclaration-after-statement],
 134           samba_cv_HAVE_Wdeclaration_after_statement, [
 135           AC_TRY_RUN_STRICT([
 136             int main(void)
 137             {
 138                 return 0;
 139             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
 140             samba_cv_HAVE_Wdeclaration_after_statement=yes,
 141             samba_cv_HAVE_Wdeclaration_after_statement=no,
 142             samba_cv_HAVE_Wdeclaration_after_statement=cross)
 143        ])
 144
 145         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
 146             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
 147         fi
 148
 149         #-Werror-implicit-function-declaration
 150         AC_CACHE_CHECK(
 151           [that the C compiler understands -Werror-implicit-function-declaration],
 152           samba_cv_HAVE_Werror_implicit_function_declaration, [
 153           AC_TRY_RUN_STRICT([
 154             int main(void)
 155             {
 156                 return 0;
 157             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
 158             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
 159             samba_cv_HAVE_Werror_implicit_function_declaration=no,
 160             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
 161        ])
 162        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
 163             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
 164        fi
 165
 166         # krb5developer is like developer, except we don't get
 167         # -Wstrict-prototypes.
 168        if test x"$krb5_developer" != x"$yes" ; then
 169             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
 170        fi
 171
 172        if test x"$picky_developer" = x"yes"; then
 173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
 174        fi
 175 fi
 176
 177 #################################################
 178 # check for a shared memory profiling support
 179 AC_MSG_CHECKING(whether to use profiling)
 180 AC_ARG_WITH(profiling-data,
 181 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
 182 [ case "$withval" in
 183   yes)
 184     AC_MSG_RESULT(yes)
 185     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
 186     samba_cv_WITH_PROFILE=yes
 187     ;;
 188   *)
 189     AC_MSG_RESULT(no)
 190     samba_cv_WITH_PROFILE=no
 191     ;;
 192   esac ],
 193   AC_MSG_RESULT(no)
 194 )
 195
 196 dnl Checks for programs.
 197 merged_build_possible=yes
 198
 199 AC_PROG_INSTALL
 200 AC_PROG_AWK
 201 # Check for GNU make
 202 m4_include(../m4/check_make.m4)
 203 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
 204
 205 # Check for perl
 206 m4_include(../m4/check_perl.m4)
 207 AC_SAMBA_PERL([true], [merged_build_possible=no])
 208
 209 AC_CHECK_TOOL(AR, ar)
 210
 211 dnl Check if we use GNU ld
 212 LD=ld
 213 AC_PROG_LD_GNU
 214
 215 dnl Certain versions of GNU ld the default is not to have the
 216 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
 217 dnl warnings when building modules.
 218 if test "$ac_cv_prog_gnu_ld" = "yes"; then
 219         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
 220         AC_MSG_CHECKING(GNU ld release date)
 221         changequote(,)dnl
 222         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
 223         changequote([,])dnl
 224         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
 225         if test -n "$ac_cv_gnu_ld_date"; then
 226         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
 227                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
 228         fi
 229         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
 230                 ac_cv_gnu_ld_version_script=yes
 231         fi
 232         else
 233            AC_MSG_CHECKING(GNU ld release version)
 234            changequote(,)dnl
 235            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
 236            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
 237            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
 238            changequote([,])dnl
 239            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
 240            AC_MSG_CHECKING(GNU ld release version major)
 241            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
 242            AC_MSG_CHECKING(GNU ld release version minor)
 243            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
 244            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
 245              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
 246            fi
 247            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
 248              ac_cv_gnu_ld_version_script=yes
 249            fi
 250         fi
 251 fi
 252
 253 dnl look for executable suffix
 254 AC_EXEEXT
 255
 256 dnl Check if C compiler understands -c and -o at the same time
 257 AC_PROG_CC_C_O
 258 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
 259       BROKEN_CC=
 260 else
 261       BROKEN_CC=#
 262 fi
 263 AC_SUBST(BROKEN_CC)
 264
 265 dnl Check if the C compiler understands -Werror
 266 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
 267  AC_TRY_RUN_STRICT([
 268   int main(void)
 269   {
 270         return 0;
 271   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
 272   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
 273 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
 274    Werror_FLAGS="-Werror"
 275 else
 276 dnl Check if the C compiler understands -w2
 277 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
 278  AC_TRY_RUN_STRICT([
 279   int main(void)
 280   {
 281         return 0;
 282   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
 283   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
 284 if test x"$samba_cv_HAVE_w2" = x"yes"; then
 285    Werror_FLAGS="-w2"
 286 else
 287 dnl Check if the C compiler understands -errwarn
 288 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
 289   AC_TRY_RUN_STRICT([
 290    int main(void)
 291    {
 292         return 0;
 293    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
 294    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
 295 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
 296    Werror_FLAGS="-errwarn=%all"
 297 fi
 298 fi
 299 fi
 300
 301 ############################################
 302 # check if the compiler can handle negative enum values
 303 # and don't truncate the values to INT_MAX
 304 # a runtime test is needed here
 305 AC_SUBST(PIDL_ARGS)
 306 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
 307     AC_TRY_RUN(
 308 [
 309         #include <stdio.h>
 310         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
 311         int main(void) {
 312                 enum negative_values v1 = NEGATIVE_VALUE;
 313                 unsigned v2 = NEGATIVE_VALUE;
 314
 315                 if (v1 != 0xFFFFFFFF) {
 316                         printf("%u != 0xFFFFFFFF\n", v1);
 317                         return 1;
 318                 }
 319                 if (v2 != 0xFFFFFFFF) {
 320                         printf("%u != 0xFFFFFFFF\n", v2);
 321                         return 1;
 322                 }
 323
 324                 return 0;
 325         }
 326 ],
 327         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
 328 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
 329         AC_MSG_WARN([using --uint-enums for pidl])
 330         PIDL_ARGS="$PIDL_ARGS --uint-enums"
 331 fi
 332
 333 dnl Figure out the flags to support named structure initializers
 334
 335 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
 336
 337 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
 338 AC_MSG_CHECKING(uname -s)
 339 AC_MSG_RESULT(${UNAME_S})
 340
 341 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
 342 AC_MSG_CHECKING(uname -r)
 343 AC_MSG_RESULT(${UNAME_R})
 344
 345 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
 346 AC_MSG_CHECKING(uname -m)
 347 AC_MSG_RESULT(${UNAME_M})
 348
 349 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
 350 AC_MSG_CHECKING(uname -p)
 351 AC_MSG_RESULT(${UNAME_P})
 352
 353 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
 354 AC_MSG_CHECKING(uname -i)
 355 AC_MSG_RESULT(${UNAME_I})
 356
 357 dnl Add #include for broken IRIX header files
 358   case "$host_os" in
 359         *irix6*)
 360                 #TODO add to libreplace
 361                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
 362                         dnl Fix sensible defaults for MIPSPro compilers. The
 363                         dnl error numbers are valid for the 7.3 compilers,
 364                         dnl hopefully also valid for the 7.4 series.
 365                         dnl
 366                         dnl Bugzilla 3801. Force an error on warning 1035
 367                         dnl so we don't incorrectly detect stdint.h. This
 368                         dnl warning is emitted for #error directives.
 369                         CFLAGS="$CFLAGS -diag_error 1035"
 370                         dnl 1209: Controlling expression is constant
 371                         dnl 1174: Function foo declared but never referenced
 372                         dnl 3201: Parameter foo was never referenced
 373                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
 374                 fi
 375         ;;
 376 esac
 377
 378 DYNEXP=
 379 AC_SUBST(DYNEXP)
 380 LDSHFLAGS_Z_DEFS=
 381 AC_SUBST(LDSHFLAGS_Z_DEFS)
 382 LDSHFLAGS_Z_NODEFS=
 383 AC_SUBST(LDSHFLAGS_Z_NODEFS)
 384
 385 dnl Add modules that have to be built by default here
 386 dnl These have to be built static:
 387 default_static_modules=""
 388 default_static_modules="$default_static_modules pdb_smbpasswd"
 389 default_static_modules="$default_static_modules pdb_tdbsam"
 390 default_static_modules="$default_static_modules pdb_wbc_sam"
 391 default_static_modules="$default_static_modules rpc_lsarpc"
 392 default_static_modules="$default_static_modules rpc_samr"
 393 default_static_modules="$default_static_modules rpc_winreg"
 394 default_static_modules="$default_static_modules rpc_initshutdown"
 395 default_static_modules="$default_static_modules rpc_dssetup"
 396 default_static_modules="$default_static_modules rpc_wkssvc"
 397 default_static_modules="$default_static_modules rpc_svcctl"
 398 default_static_modules="$default_static_modules rpc_ntsvcs"
 399 default_static_modules="$default_static_modules rpc_netlogon"
 400 default_static_modules="$default_static_modules rpc_netdfs"
 401 default_static_modules="$default_static_modules rpc_srvsvc"
 402 default_static_modules="$default_static_modules rpc_spoolss"
 403 default_static_modules="$default_static_modules rpc_eventlog"
 404 default_static_modules="$default_static_modules auth_sam"
 405 default_static_modules="$default_static_modules auth_unix"
 406 default_static_modules="$default_static_modules auth_winbind"
 407 default_static_modules="$default_static_modules auth_wbc"
 408 default_static_modules="$default_static_modules auth_server"
 409 default_static_modules="$default_static_modules auth_domain"
 410 default_static_modules="$default_static_modules auth_builtin"
 411 default_static_modules="$default_static_modules auth_netlogond"
 412 default_static_modules="$default_static_modules vfs_default"
 413 default_static_modules="$default_static_modules nss_info_template"
 414
 415 dnl These are preferably build shared, and static if dlopen() is not available
 416 default_shared_modules=""
 417 default_shared_modules="$default_shared_modules vfs_recycle"
 418 default_shared_modules="$default_shared_modules vfs_audit"
 419 default_shared_modules="$default_shared_modules vfs_extd_audit"
 420 default_shared_modules="$default_shared_modules vfs_full_audit"
 421 default_shared_modules="$default_shared_modules vfs_netatalk"
 422 default_shared_modules="$default_shared_modules vfs_fake_perms"
 423 default_shared_modules="$default_shared_modules vfs_default_quota"
 424 default_shared_modules="$default_shared_modules vfs_readonly"
 425 default_shared_modules="$default_shared_modules vfs_cap"
 426 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
 427 default_shared_modules="$default_shared_modules vfs_shadow_copy"
 428 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
 429 default_shared_modules="$default_shared_modules charset_CP850"
 430 default_shared_modules="$default_shared_modules charset_CP437"
 431 default_shared_modules="$default_shared_modules auth_script"
 432 default_shared_modules="$default_shared_modules vfs_readahead"
 433 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
 434 default_shared_modules="$default_shared_modules vfs_streams_xattr"
 435 default_shared_modules="$default_shared_modules vfs_streams_depot"
 436 default_shared_modules="$default_shared_modules vfs_acl_xattr"
 437 default_shared_modules="$default_shared_modules vfs_acl_tdb"
 438 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
 439 default_shared_modules="$default_shared_modules vfs_preopen"
 440 default_shared_modules="$default_shared_modules vfs_catia"
 441
 442 if test "x$developer" = xyes; then
 443    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
 444    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
 445 fi
 446
 447 #
 448 # Config CPPFLAG settings for strange OS's that must be set
 449 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
 450 # case statement; its first reference must be unconditional.
 451 #
 452 case "$host_os" in
 453     *hpux*)
 454 #
 455 # Defines needed for HPUX support.
 456 # HPUX has bigcrypt but (sometimes?) doesn't use it for
 457 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
 458 #
 459       case `uname -r` in
 460                 *9*|*10*|*11)
 461                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
 462                 ;;
 463       esac
 464       ;;
 465
 466 #
 467 # CRAY Unicos has broken const handling
 468        *unicos*)
 469           AC_MSG_RESULT([disabling const])
 470           CPPFLAGS="$CPPFLAGS -Dconst="
 471           ;;
 472
 473 #
 474 # AIX4.x doesn't even admit to having large
 475 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
 476 #
 477     *aix4*)
 478           AC_MSG_RESULT([enabling large file support])
 479       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
 480           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
 481       ;;
 482 #
 483 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
 484 # to the existance of large files..
 485 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
 486 # recommendations on large file support, however it makes the
 487 # compile work using gcc 2.7 and 2.8, whereas using the Sun
 488 # recommendation makes the compile fail on gcc2.7. JRA.
 489 #
 490 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
 491 #
 492         *solaris*)
 493                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
 494                 case `uname -r` in
 495                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
 496                                 AC_MSG_RESULT([no large file support])
 497                                 ;;
 498                         5.*)
 499                         AC_MSG_RESULT([enabling large file support])
 500                         if test "$ac_cv_prog_gcc" = yes; then
 501                                 ${CC-cc} -v >conftest.c 2>&1
 502                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
 503                                 rm -fr conftest.c
 504                                 case "$ac_cv_gcc_compiler_version_number" in
 505                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
 506                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
 507                                                 LDFLAGS="$LDFLAGS -lthread"
 508                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 509                                                 ;;
 510                                         *)
 511                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
 512                                                 LDFLAGS="$LDFLAGS -lthread"
 513                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 514                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
 515                                                 ;;
 516                                 esac
 517                         else
 518                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
 519                                 LDFLAGS="$LDFLAGS -lthread"
 520                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 521                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
 522                         fi
 523                         ;;
 524                 esac
 525                 ;;
 526 #
 527 # IRIX uses SYSV printing.  Make sure to set that here
 528 #
 529         *irix*)
 530                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
 531                 ;;
 532         *freebsd*|*dragonfly*)
 533                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
 534                 ;;
 535 #
 536 # VOS may need to have POSIX support and System V compatibility enabled.
 537 #
 538     *vos*)
 539     case "$CPPFLAGS" in
 540           *-D_POSIX_C_SOURCE*)
 541                 ;;
 542           *)
 543                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
 544                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
 545                 ;;
 546     esac
 547     case "$CPPFLAGS" in
 548           *-D_SYSV*|*-D_SVID_SOURCE*)
 549                 ;;
 550           *)
 551                 CPPFLAGS="$CPPFLAGS -D_SYSV"
 552                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
 553     esac
 554     ;;
 555 #
 556 # Tests needed for SINIX large file support.
 557 #
 558     *sysv4*)
 559       if test $host = mips-sni-sysv4 ; then
 560         AC_MSG_CHECKING([for LFS support])
 561         old_CPPFLAGS="$CPPFLAGS"
 562         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
 563         AC_TRY_RUN([
 564 #include <unistd.h>
 565 main () {
 566 #if _LFS64_LARGEFILE == 1
 567 exit(0);
 568 #else
 569 exit(1);
 570 #endif
 571 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
 572         CPPFLAGS="$old_CPPFLAGS"
 573         if test x$SINIX_LFS_SUPPORT = xyes ; then
 574           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
 575                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 576           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
 577           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
 578           LIBS="`getconf LFS64_LIBS` $LIBS"
 579         fi
 580       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
 581       fi
 582     ;;
 583
 584 # Systems with LFS support.
 585 #
 586     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
 587         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
 588         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 589         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
 590         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 591         ;;
 592
 593 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
 594 #
 595     *linux*)
 596         AC_MSG_CHECKING([for LFS support])
 597         old_CPPFLAGS="$CPPFLAGS"
 598         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
 599        AC_TRY_RUN([
 600 #include <unistd.h>
 601 #include <sys/utsname.h>
 602 #include <string.h>
 603 #include <stdlib.h>
 604 main() {
 605 #if _LFS64_LARGEFILE == 1
 606        struct utsname uts;
 607        char *release;
 608        int major, minor;
 609
 610        /* Ensure this is glibc 2.2 or higher */
 611 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
 612        int libc_major = __GLIBC__;
 613        int libc_minor = __GLIBC_MINOR__;
 614
 615        if (libc_major < 2)
 616               exit(1);
 617        if (libc_minor < 2)
 618               exit(1);
 619 #endif
 620
 621        /* Ensure this is kernel 2.4 or higher */
 622
 623        uname(&uts);
 624        release = strdup(uts.release);
 625        major = atoi(strsep(&release, "."));
 626        minor = atoi(strsep(&release, "."));
 627
 628        if (major > 2 || (major == 2 && minor > 3))
 629                exit(0);
 630        exit(1);
 631 #else
 632        exit(1);
 633 #endif
 634 }
 635 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
 636         CPPFLAGS="$old_CPPFLAGS"
 637         if test x$LINUX_LFS_SUPPORT = xyes ; then
 638                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
 639                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 640                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
 641                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 642         fi
 643         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
 644         ;;
 645
 646 #
 647 # MacOS X is the *only* system that uses compose character in utf8. This
 648 # is so horribly broken....
 649 #
 650     *darwin*)
 651         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
 652
 653 # Add a system specific charset module.
 654         default_shared_modules="$default_shared_modules charset_macosxfs"
 655
 656         ;;
 657     *hurd*)
 658         AC_MSG_CHECKING([for LFS support])
 659         old_CPPFLAGS="$CPPFLAGS"
 660         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
 661         AC_TRY_RUN([
 662 #include <unistd.h>
 663 main () {
 664 #if _LFS64_LARGEFILE == 1
 665 exit(0);
 666 #else
 667 exit(1);
 668 #endif
 669 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
 670         CPPFLAGS="$old_CPPFLAGS"
 671         if test x$GLIBC_LFS_SUPPORT = xyes ; then
 672           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
 673                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 674           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
 675         fi
 676       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
 677     ;;
 678     *qnx*)
 679         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
 680         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
 681         ;;
 682
 683 esac
 684
 685 SAVE_CPPFLAGS="${CPPFLAGS}"
 686 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
 687
 688 AC_LIBREPLACE_BROKEN_CHECKS
 689 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
 690 AC_LIBREPLACE_NETWORK_CHECKS
 691
 692 CPPFLAGS="${SAVE_CPPFLAGS}"
 693
 694 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
 695
 696 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
 697 AC_SUBST(LIBREPLACE_OBJS)
 698
 699 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
 700 AC_SUBST(LIBREPLACE_LIBS)
 701
 702
 703 # add -ldl to the global LIBS
 704 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
 705 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
 706
 707
 708 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
 709 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
 710 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
 711 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
 712 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
 713 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
 714 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
 715 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
 716 AC_CHECK_HEADERS(sys/sysmacros.h)
 717 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
 718 AC_CHECK_HEADERS(langinfo.h locale.h)
 719 AC_CHECK_HEADERS(xfs/libxfs.h)
 720 AC_CHECK_HEADERS(netgroup.h)
 721
 722 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
 723 #if HAVE_RPC_RPC_H
 724 #include <rpc/rpc.h>
 725 #endif
 726 ]])
 727
 728 ## These fail to compile on IRIX so just check for their presence
 729 AC_CHECK_HEADERS(sys/mode.h,,,)
 730
 731 # Look for Darwin headers
 732 old_CPPFLAGS="$CPPFLAGS"
 733 CPPFLAGS="-Iinclude $CPPFLAGS"
 734 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
 735 CPPFLAGS="$old_CPPFLAGS"
 736
 737 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
 738 # subdirectory of headers.
 739 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
 740
 741 #
 742 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
 743 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
 744 #
 745 case "$host_os" in
 746     *hpux*)
 747                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
 748                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
 749                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
 750                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
 751                 fi
 752         ;;
 753 esac
 754 AC_CHECK_HEADERS(shadow.h)
 755 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
 756 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
 757
 758 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
 759 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
 760
 761 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
 762
 763 # For experimental utmp support (lastlog on some BSD-like systems)
 764 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
 765
 766 AC_CHECK_SIZEOF(int,cross)
 767 AC_CHECK_SIZEOF(long,cross)
 768 AC_CHECK_SIZEOF(long long,cross)
 769 AC_CHECK_SIZEOF(short,cross)
 770
 771 AC_C_CONST
 772 AC_C_INLINE
 773 AC_C_BIGENDIAN
 774 AC_C_CHAR_UNSIGNED
 775
 776 AC_TYPE_SIGNAL
 777 AC_TYPE_UID_T
 778 AC_TYPE_MODE_T
 779 AC_TYPE_OFF_T
 780 AC_TYPE_SIZE_T
 781 AC_TYPE_PID_T
 782 AC_STRUCT_ST_RDEV
 783 AC_DIRENT_D_OFF
 784 AC_CHECK_TYPE(ssize_t, int)
 785 AC_CHECK_TYPE(wchar_t, unsigned short)
 786
 787 ############################################
 788 # for cups support we need libcups, and a handful of header files
 789
 790 AC_ARG_ENABLE(cups,
 791 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
 792
 793 if test x$enable_cups != xno; then
 794         AC_PATH_PROG(CUPS_CONFIG, cups-config)
 795
 796         if test "x$CUPS_CONFIG" != x; then
 797
 798                 ac_save_CFLAGS=$CFLAGS
 799                 ac_save_LDFLAGS=$LDFLAGS
 800                 ac_save_PRINT_LIBS=$PRINT_LIBS
 801                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
 802                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
 803                 PRINT_LIBS="$PRINT_LIBS -lcups"
 804                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
 805                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
 806                         x"$ac_cv_header_cups_language_h" = xyes; then
 807                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
 808                         samba_cv_HAVE_CUPS=yes
 809                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
 810                 else
 811                         AC_MSG_WARN([cups-config around but cups-devel not installed])
 812                         CFLAGS=$ac_save_CFLAGS
 813                         LDFLAGS=$ac_save_LDFLAGS
 814                         PRINT_LIBS=$ac_save_PRINT_LIBS
 815                 fi
 816
 817         elif test x"$enable_cups" = x"yes"; then
 818                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
 819         fi
 820 fi
 821
 822 AC_ARG_ENABLE(iprint,
 823 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
 824
 825 if test x$enable_iprint != xno; then
 826         if test x"$samba_cv_HAVE_CUPS" = xyes; then
 827                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
 828         elif test x"$enable_iprint" = x"yes"; then
 829                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
 830         fi
 831 fi
 832
 833 ############################################
 834 # check if the compiler will optimize out function calls
 835 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
 836     AC_TRY_LINK([
 837 #include <stdio.h>],
 838 [
 839                 if (0) {
 840                    this_function_does_not_exist();
 841                 } else {
 842                   return 1;
 843                 }
 844
 845 ],
 846         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
 847 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
 848    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
 849 fi
 850
 851 #############################################
 852 # check for fd passing struct via msg_control
 853 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
 854     AC_TRY_COMPILE([
 855 #include <sys/types.h>
 856 #include <stdlib.h>
 857 #include <stddef.h>
 858 #include <sys/socket.h>
 859 #include <sys/un.h>],
 860 [
 861         struct msghdr msg;
 862         union {
 863               struct cmsghdr cm;
 864               char control[CMSG_SPACE(sizeof(int))];
 865         } control_un;
 866         msg.msg_control = control_un.control;
 867         msg.msg_controllen = sizeof(control_un.control);
 868 ],
 869         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
 870 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
 871    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
 872              [If we can use msg_control for passing file descriptors])
 873 fi
 874
 875 #############################################
 876 # check for fd passing struct via msg_acctrights
 877 AC_CACHE_CHECK([for fd passing via msg_acctrights],
 878                 samba_cv_msghdr_msg_acctrights, [
 879     AC_TRY_COMPILE([
 880 #include <sys/types.h>
 881 #include <stdlib.h>
 882 #include <stddef.h>
 883 #include <sys/socket.h>
 884 #include <sys/un.h>],
 885 [
 886         struct msghdr msg;
 887         int fd;
 888         msg.msg_acctrights = (caddr_t) &fd;
 889         msg.msg_acctrightslen = sizeof(fd);
 890 ],
 891         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
 892 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
 893    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
 894              [If we can use msg_acctrights for passing file descriptors])
 895 fi
 896
 897 AC_CHECK_FUNCS(dirfd)
 898 if test x"$ac_cv_func_dirfd" = x"yes"; then
 899         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
 900 fi
 901
 902 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
 903     AC_TRY_COMPILE([
 904 #include <sys/types.h>
 905 #if STDC_HEADERS
 906 #include <stdlib.h>
 907 #include <stddef.h>
 908 #endif
 909 #include <signal.h>],[struct sigevent s;],
 910         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
 911 if test x"$samba_cv_struct_sigevent" = x"yes"; then
 912    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
 913    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
 914         [#include <signal.h>])
 915 fi
 916
 917 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
 918     AC_TRY_COMPILE([
 919 #include <sys/types.h>
 920 #if STDC_HEADERS
 921 #include <stdlib.h>
 922 #include <stddef.h>
 923 #endif
 924 #if TIME_WITH_SYS_TIME
 925 # include <sys/time.h>
 926 # include <time.h>
 927 #else
 928 # if HAVE_SYS_TIME_H
 929 #  include <sys/time.h>
 930 # else
 931 #  include <time.h>
 932 # endif
 933 #endif
 934 ],[struct timespec ts;],
 935         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
 936 if test x"$samba_cv_struct_timespec" = x"yes"; then
 937    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
 938 fi
 939
 940 # and glibc has setresuid under linux but the function does
 941 # nothing until kernel 2.1.44! very dumb.
 942 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
 943     AC_TRY_RUN([#include <errno.h>
 944 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
 945         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
 946 if test x"$samba_cv_have_setresuid" = x"yes"; then
 947     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
 948 fi
 949
 950 # Do the same check for setresguid...
 951 #
 952 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
 953     AC_TRY_RUN([#include <unistd.h>
 954 #include <errno.h>
 955 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
 956         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
 957 if test x"$samba_cv_have_setresgid" = x"yes"; then
 958     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
 959 fi
 960
 961 AC_FUNC_MEMCMP
 962
 963 ###############################################
 964 # Readline included by default unless explicitly asked not to
 965 test "${with_readline+set}" != "set" && with_readline=yes
 966
 967 # test for where we get readline() from
 968 AC_MSG_CHECKING(whether to use readline)
 969 AC_ARG_WITH(readline,
 970 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
 971 [  case "$with_readline" in
 972   yes)
 973     AC_MSG_RESULT(yes)
 974
 975     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
 976     AC_CHECK_HEADERS(readline/history.h)
 977
 978     AC_CHECK_HEADERS(readline.h readline/readline.h,[
 979       for termlib in ncurses curses termcap terminfo termlib tinfo; do
 980        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
 981       done
 982       AC_CHECK_LIB(readline, rl_callback_handler_install,
 983        [TERMLIBS="-lreadline $TERMLIBS"
 984        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
 985        break], [TERMLIBS=], $TERMLIBS)])
 986     ;;
 987   no)
 988     AC_MSG_RESULT(no)
 989     ;;
 990   *)
 991     AC_MSG_RESULT(yes)
 992
 993     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
 994     # alternate readline path
 995     _ldflags=${LDFLAGS}
 996     _cppflags=${CPPFLAGS}
 997
 998     # Add additional search path
 999     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1000     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1001
1002     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1003     AC_CHECK_HEADERS(readline/history.h)
1004
1005     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1006       for termlib in ncurses curses termcap terminfo termlib; do
1007        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1008       done
1009       AC_CHECK_LIB(readline, rl_callback_handler_install,
1010        [TERMLDFLAGS="-L$with_readline/lib"
1011        TERMCPPFLAGS="-I$with_readline/include"
1012        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1013        TERMLIBS="-lreadline $TERMLIBS"
1014        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1015        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1016
1017     LDFLAGS=$_ldflags
1018     ;;
1019   esac],
1020   AC_MSG_RESULT(no)
1021 )
1022 AC_SUBST(TERMLIBS)
1023 AC_SUBST(TERMLDFLAGS)
1024
1025 # The readline API changed slightly from readline3 to readline4, so
1026 # code will generate warnings on one of them unless we have a few
1027 # special cases.
1028 AC_CHECK_LIB(readline, rl_completion_matches,
1029              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1030                         [Do we have rl_completion_matches?])],
1031              [],
1032              [$TERMLIBS])
1033
1034 # not all readline libs have rl_event_hook or history_list
1035 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1036 AC_CHECK_LIB(readline, history_list,
1037              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1038              [],
1039              [$TERMLIBS])
1040
1041 ###############################################
1042 # test for where we get yp_get_default_domain() from
1043 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1044 AC_CHECK_FUNCS(yp_get_default_domain)
1045
1046 # Check if we have execl, if not we need to compile smbrun.
1047 AC_CHECK_FUNCS(execl)
1048 if test x"$ac_cv_func_execl" = x"no"; then
1049     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1050 fi
1051
1052 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1053 AC_CHECK_FUNCS(strtol)
1054 AC_CHECK_FUNCS(strchr chflags)
1055 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1056 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1057 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1058 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1059 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1060 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64 posix_fallocate posix_fallocate64)
1061 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1062 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1063 AC_CHECK_FUNCS(getpwent_r)
1064 AC_CHECK_FUNCS(getdents64)
1065 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1066 AC_CHECK_FUNCS(syslog vsyslog timegm)
1067 AC_CHECK_FUNCS(setlocale nl_langinfo)
1068 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1069 AC_CHECK_FUNCS(utimensat)
1070 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1071 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1072 AC_CHECK_HEADERS(sys/mman.h)
1073 # setbuffer, shmget, shm_open are needed for smbtorture
1074 AC_CHECK_FUNCS(shmget shm_open)
1075 AC_CHECK_FUNCS(gettext dgettext)
1076 AC_CHECK_FUNCS(bindtextdomain textdomain)
1077 AC_CHECK_FUNCS(strupr)
1078
1079 # Find a method of generating a stack trace
1080 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1081 # libexecinfo provides backtrace_symbols on FreeBSD
1082 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1083 AC_CHECK_FUNCS(backtrace_symbols)
1084 AC_CHECK_LIB(exc, trace_back_stack)
1085
1086 # check for sysctlbyname for BSD systems
1087 AC_CHECK_FUNCS(sysctlbyname)
1088
1089 #############################
1090 # check if building with gpfs
1091 AC_CHECK_HEADERS(gpfs_gpl.h)
1092 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1093     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1094     default_shared_modules="$default_shared_modules vfs_gpfs"
1095 fi
1096
1097 #############################################
1098 # check if building on Isilon OneFS
1099 printf "%s" "checking for Isilon OneFS... "
1100 save_LIBS="$LIBS"
1101 LIBS="$LIBS -lisi_version"
1102 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1103           [get_isilon_copyright()],
1104           samba_cv_HAVE_ONEFS=yes,
1105           samba_cv_HAVE_ONEFS=no)
1106 echo $samba_cv_HAVE_ONEFS
1107 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1108     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1109     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1110     default_static_modules="$default_static_modules"
1111     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1112     # Need to also add general libs for oplocks support
1113     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1114 fi
1115 AC_SUBST(ONEFS_LIBS)
1116 LIBS="$save_LIBS"
1117
1118 # Note that all the libunwind symbols in the API are defined to internal
1119 # platform-specific version, so we must include libunwind.h before checking
1120 # any of them.
1121 AC_MSG_CHECKING([for libunwind])
1122 save_LIBS=$LIBS
1123
1124 UNWIND_ARCH="unknown"
1125 if test x"$UNAME_I" != x"unknown"; then
1126         UNWIND_ARCH="$UNAME_I"
1127 elif test x"$UNAME_M" != x"unknown"; then
1128         UNWIND_ARCH="$UNAME_M"
1129 elif test x"$UNAME_P" != x"unknown"; then
1130         UNWIND_ARCH="$UNAME_P"
1131 fi
1132
1133 case "$UNWIND_ARCH" in
1134         unknown)
1135                 # This probably won't link without
1136                 # the platform-specific libunwind.
1137                 LIBS="$LIBS -lunwind"
1138                 ;;
1139         i386|i586|i686)
1140                 # Add the platform-specific libunwind module.
1141                 LIBS="$LIBS -lunwind -lunwind-x86"
1142                 ;;
1143         *)
1144                 # Add the platform-specific libunwind module.
1145                 # based on uname -i, uname -m or uname -p
1146                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1147                 ;;
1148 esac
1149
1150 AC_TRY_LINK(
1151     [
1152 #ifdef HAVE_LIBUNWIND_H
1153 #include <libunwind.h>
1154 #endif
1155     ],
1156     [
1157         unw_context_t ctx; unw_cursor_t cur;
1158         char buf[256]; unw_word_t off;
1159         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1160         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1161     ],
1162     [
1163         AC_MSG_RESULT(yes)
1164         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1165
1166         # If we have libunwind, test whether we also have libunwind-ptrace
1167         # which would let us unwind arbitrary processes.
1168         save_LIBS=$LIBS
1169         AC_CHECK_HEADERS(libunwind-ptrace.h)
1170         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1171             [
1172                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1173                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1174                     [Whether libunwind-ptrace.a is available.])
1175             ],
1176             [ LIBUNWIND_PTRACE="" ])
1177
1178         LIBS=$save_LIBS
1179     ],
1180     [
1181         AC_MSG_RESULT(no)
1182         LIBS=$save_LIBS
1183     ])
1184
1185 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1186 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1187     AC_CHECK_HEADERS(sys/ptrace.h)
1188     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1189     AC_TRY_LINK(
1190             [
1191 #if HAVE_SYS_TYPES_H
1192 #include <sys/types.h>
1193 #endif
1194 #if HAVE_SYS_PTRACE_H
1195 #include <sys/ptrace.h>
1196 #endif
1197             ],
1198             [
1199                 pid_t me = (pid_t)-1;
1200                 ptrace(PTRACE_ATTACH, me, 0, 0);
1201                 ptrace(PTRACE_DETACH, me, 0, 0);
1202                 return 0;
1203             ],
1204             [
1205                 AC_MSG_RESULT(yes)
1206                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1207                     [Whether the Linux ptrace(2) interface is available.])
1208             ],
1209             [
1210                 AC_MSG_RESULT(no)
1211                 LIBUNWIND_PTRACE=""
1212             ])
1213 fi
1214
1215 AC_SUBST(LIBUNWIND_PTRACE)
1216
1217 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1218 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1219 AC_CHECK_FUNCS(__getcwd _getcwd)
1220 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1221 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1222 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1223 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1224 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1225 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1226 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1227 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1228 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1229 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1230 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1231 AC_CHECK_FUNCS(prctl)
1232
1233 AC_TRY_COMPILE([
1234 #ifdef HAVE_SYS_PRCTL_H
1235 #include <sys/prctl.h>
1236 #endif
1237 ],
1238 [int i; i = prtcl(0); ],
1239 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1240
1241 #
1242 #
1243 #
1244 case "$host_os" in
1245     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1246        # glibc <= 2.3.2 has a broken getgrouplist
1247        AC_TRY_RUN([
1248 #include <unistd.h>
1249 #include <sys/utsname.h>
1250 main() {
1251        /* glibc up to 2.3 has a broken getgrouplist */
1252 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1253        int libc_major = __GLIBC__;
1254        int libc_minor = __GLIBC_MINOR__;
1255
1256        if (libc_major < 2)
1257               exit(1);
1258        if ((libc_major == 2) && (libc_minor <= 3))
1259               exit(1);
1260 #endif
1261        exit(0);
1262 }
1263 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1264        if test x"$linux_getgrouplist_ok" = x"yes"; then
1265           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1266        fi
1267        ;;
1268     *)
1269        AC_CHECK_FUNCS(getgrouplist)
1270        ;;
1271 esac
1272
1273 #
1274 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1275 #
1276
1277 if test x$ac_cv_func_stat64 = xno ; then
1278   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1279   AC_TRY_LINK([
1280 #if defined(HAVE_UNISTD_H)
1281 #include <unistd.h>
1282 #endif
1283 #include <sys/stat.h>
1284 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1285   AC_MSG_RESULT([$ac_cv_func_stat64])
1286   if test x$ac_cv_func_stat64 = xyes ; then
1287     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1288   fi
1289 fi
1290
1291 if test x$ac_cv_func_lstat64 = xno ; then
1292   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1293   AC_TRY_LINK([
1294 #if defined(HAVE_UNISTD_H)
1295 #include <unistd.h>
1296 #endif
1297 #include <sys/stat.h>
1298 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1299   AC_MSG_RESULT([$ac_cv_func_lstat64])
1300   if test x$ac_cv_func_lstat64 = xyes ; then
1301     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1302   fi
1303 fi
1304
1305 if test x$ac_cv_func_fstat64 = xno ; then
1306   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1307   AC_TRY_LINK([
1308 #if defined(HAVE_UNISTD_H)
1309 #include <unistd.h>
1310 #endif
1311 #include <sys/stat.h>
1312 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1313   AC_MSG_RESULT([$ac_cv_func_fstat64])
1314   if test x$ac_cv_func_fstat64 = xyes ; then
1315     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1316   fi
1317 fi
1318
1319 #################################################
1320 # Check whether struct stat has timestamps with sub-second resolution.
1321 #
1322
1323 samba_cv_stat_hires=no
1324 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1325         [samba_cv_stat_hires=yes])
1326 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1327         [samba_cv_stat_hires=yes])
1328 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1329         [samba_cv_stat_hires=yes])
1330 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1331         [samba_cv_stat_hires=yes])
1332 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1333         [samba_cv_stat_hires=yes])
1334
1335 if test x"$samba_cv_stat_hires" = x"yes" ; then
1336     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1337             [whether struct stat has sub-second timestamps])
1338 fi
1339
1340 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1341 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1342 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1343
1344
1345 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1346     [
1347         AC_TRY_COMPILE(
1348             [#include <sys/stat.h>],
1349             [
1350                 int a = UF_DOS_ARCHIVE;
1351                 int h = UF_DOS_HIDDEN;
1352                 int r = UF_DOS_RO;
1353                 int s = UF_DOS_SYSTEM;
1354                 int i = UF_DOS_NOINDEX;
1355                 int f = UF_DOS_FLAGS;
1356             ],
1357             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1358     ])
1359
1360 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1361     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1362 fi
1363
1364 #####################################
1365 # needed for SRV lookups
1366 AC_CHECK_LIB(resolv, dn_expand)
1367 AC_CHECK_LIB(resolv, _dn_expand)
1368 AC_CHECK_LIB(resolv, __dn_expand)
1369
1370 #
1371 # Check for the functions putprpwnam, set_auth_parameters,
1372 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1373 # Needed for OSF1 and HPUX.
1374 #
1375
1376 AC_LIBTESTFUNC(security, putprpwnam)
1377 AC_LIBTESTFUNC(sec, putprpwnam)
1378
1379 AC_LIBTESTFUNC(security, set_auth_parameters)
1380 AC_LIBTESTFUNC(sec, set_auth_parameters)
1381
1382 # UnixWare 7.x has its getspnam in -lgen
1383 AC_LIBTESTFUNC(gen, getspnam)
1384
1385 AC_LIBTESTFUNC(security, getspnam)
1386 AC_LIBTESTFUNC(sec, getspnam)
1387
1388 AC_LIBTESTFUNC(security, bigcrypt)
1389 AC_LIBTESTFUNC(sec, bigcrypt)
1390
1391 AC_LIBTESTFUNC(security, getprpwnam)
1392 AC_LIBTESTFUNC(sec, getprpwnam)
1393
1394 AC_CHECK_FUNCS(strsignal)
1395
1396 ############################################
1397 # Check if we have libattr
1398 case "$host_os" in
1399   *osf*)
1400         AC_SEARCH_LIBS(getproplist, [proplist])
1401         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1402         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1403         AC_CHECK_FUNCS(sizeof_proplist_entry)
1404   ;;
1405   *)
1406         AC_SEARCH_LIBS(getxattr, [attr])
1407         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1408         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1409         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1410         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1411         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1412         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1413         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1414   ;;
1415 esac
1416
1417 ########################################################
1418 # Check if attropen() is present if this is Solaris
1419 case "$host_os" in
1420   *solaris*)
1421         AC_CHECK_FUNCS(attropen)
1422   ;;
1423 esac
1424
1425 ########################################################
1426 # Do xattr functions take additional options like on Darwin?
1427 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1428         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1429                 old_LIBS=$LIBS
1430                 LIBS="$LIBS $ACL_LIBS"
1431                 AC_TRY_COMPILE([
1432                         #include <sys/types.h>
1433                         #if HAVE_ATTR_XATTR_H
1434                         #include <attr/xattr.h>
1435                         #elif HAVE_SYS_XATTR_H
1436                         #include <sys/xattr.h>
1437                         #endif
1438                 ],[
1439                         getxattr(0, 0, 0, 0, 0, 0);
1440                 ],
1441                 [smb_attr_cv_xattr_add_opt=yes],
1442                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1443         ])
1444         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1445                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1446         fi
1447 fi
1448
1449 # Check if we have extattr
1450 case "$host_os" in
1451   *freebsd4* | *dragonfly* )
1452     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1453     ;;
1454   *)
1455     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1456     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1457     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1458     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1459     ;;
1460 esac
1461
1462 AC_DISABLE_STATIC
1463 AC_ENABLE_SHARED
1464
1465 # Set defaults
1466 PIE_CFLAGS=""
1467 PIE_LDFLAGS=""
1468 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1469
1470 if test "x$enable_pie" != xno
1471 then
1472         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1473         [
1474                 cat > conftest.c <<EOF
1475 int foo;
1476 main () { return 0;}
1477 EOF
1478                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1479                 then
1480                         samba_cv_fpie=yes
1481                 else
1482                         samba_cv_fpie=no
1483                 fi
1484                 rm -f conftest*
1485         ])
1486         if test x"${samba_cv_fpie}" = x"yes"
1487         then
1488                 PIE_CFLAGS="-fPIE"
1489                 PIE_LDFLAGS="-pie"
1490         fi
1491 fi
1492
1493 # Set defaults
1494 RELRO_LDFLAGS=""
1495 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1496
1497 if test "x$enable_relro" != xno
1498 then
1499         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1500         [
1501                 cat > conftest.c <<EOF
1502 int foo;
1503 main () { return 0;}
1504 EOF
1505                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1506                 then
1507                         samba_cv_relro=yes
1508                 else
1509                         samba_cv_relro=no
1510                 fi
1511                 rm -f conftest*
1512         ])
1513         if test x"${samba_cv_relro}" = x"yes"
1514         then
1515                 RELRO_LDFLAGS="-Wl,-z,relro"
1516         fi
1517 fi
1518
1519 # Set defaults
1520 SYMSEXT="syms"
1521 AC_SUBST(SYMSEXT)
1522
1523 # Assume non-shared by default and override below
1524 BLDSHARED="false"
1525
1526 # these are the defaults, good for lots of systems
1527 HOST_OS="$host_os"
1528 LDSHFLAGS="-shared"
1529 MODULE_EXPORTS=""
1530 SONAMEFLAG="#"
1531 SHLD="\${CC} \${CFLAGS}"
1532 PICFLAG="${PIE_CFLAGS}"
1533 SHLIBEXT="so"
1534 DSO_EXPORTS=""
1535
1536 # this bit needs to be modified for each OS that supports share libs
1537 # You need to specify how to create a shared library and
1538   # how to compile C code to produce PIC object files
1539
1540   AC_MSG_CHECKING([ability to build shared libraries])
1541
1542   # and these are for particular systems
1543   case "$host_os" in
1544                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1545                         case "$host_os" in
1546                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1547                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1548                         esac
1549                         BLDSHARED="true"
1550                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1551                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1552                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1553                         fi
1554                         DYNEXP="-Wl,--export-dynamic"
1555                         PICFLAG="-fPIC"
1556                         SONAMEFLAG="-Wl,-soname="
1557                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1558                         ;;
1559                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1560                         BLDSHARED="true"
1561                         LDSHFLAGS="-G"
1562                         SONAMEFLAG="-h "
1563                         if test "${GCC}" = "yes"; then
1564                                 PICFLAG="-fPIC"
1565                                 SONAMEFLAG="-Wl,-soname="
1566                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1567                                         DYNEXP="-Wl,-E"
1568                                 fi
1569                         else
1570                                 PICFLAG="-KPIC"
1571                                 ## ${CFLAGS} added for building 64-bit shared
1572                                 ## libs using Sun's Compiler
1573                                 LDSHFLAGS="-G \${CFLAGS}"
1574                         fi
1575                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1576                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1577                         ;;
1578                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1579                         BLDSHARED="true"
1580                         LDSHFLAGS="-G"
1581                         SONAMEFLAG="-Wl,-h,"
1582                         PICFLAG="-KPIC"   # Is this correct for SunOS
1583                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1584                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1585                         ;;
1586                 *netbsd* | *freebsd* | *dragonfly* )
1587                         BLDSHARED="true"
1588                         LDSHFLAGS="-shared"
1589                         DYNEXP="-Wl,--export-dynamic"
1590                         SONAMEFLAG="-Wl,-soname,"
1591                         PICFLAG="-fPIC -DPIC"
1592                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1593                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1594                         ;;
1595                 *openbsd*)  BLDSHARED="true"
1596                         LDSHFLAGS="-shared"
1597                         DYNEXP="-Wl,-Bdynamic"
1598                         SONAMEFLAG="-Wl,-soname,"
1599                         PICFLAG="-fPIC"
1600                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1601                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1602                         ;;
1603                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1604                         case "$host_os" in
1605                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1606                         ;;
1607                         esac
1608                         BLDSHARED="true"
1609                         LDSHFLAGS="-set_version sgi1.0 -shared"
1610                         SONAMEFLAG="-soname "
1611                         SHLD="\${LD}"
1612                         if test "${GCC}" = "yes"; then
1613                                 PICFLAG="-fPIC"
1614                         else
1615                                 PICFLAG="-KPIC"
1616                         fi
1617                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1618                         ;;
1619                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1620                         BLDSHARED="true"
1621                         # use expfull to export underscored symbols
1622                         # add rtl to remove /lib/crt0.o warning
1623                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1624                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1625                         PICFLAG="-O2"
1626                         # as AIX code is always position independent...
1627                         # .po will just create compile warnings, use po.o:
1628                         if test "${GCC}" != "yes"; then
1629                                 ## for funky AIX compiler using strncpy()
1630                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1631                         fi
1632
1633                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1634                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1635                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1636                         ;;
1637                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1638                         # Use special PIC flags for the native HP-UX compiler.
1639                                 BLDSHARED="true"
1640                                 SHLD="cc"
1641                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1642                                 SONAMEFLAG="-Wl,+h "
1643                                 PICFLAG="+z"
1644                         if test "${GCC}" = "yes"; then
1645                                 PICFLAG="-fPIC"
1646                         else
1647                                 PICFLAG="+z +ESnolit"
1648                         fi
1649                         if test "$host_cpu" = "ia64"; then
1650                                 SHLIBEXT="so"
1651                               PICFLAG="+z"
1652                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1653                         else
1654                                 SHLIBEXT="sl"
1655                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1656                         fi
1657                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1658                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1659                         ;;
1660                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1661                         BLDSHARED="true"
1662                         LDSHFLAGS="-shared"
1663                         SONAMEFLAG="-Wl,-soname,"
1664                         PICFLAG="-fPIC"
1665                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1666                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1667                         ;;
1668                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1669                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1670                         ;;
1671                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1672                         BLDSHARED="true"
1673                         LDSHFLAGS="-shared"
1674                         SONAMEFLAG="-Wl,-soname,"
1675                         PICFLAG="-KPIC"
1676                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1677                         ;;
1678                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1679                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1680                         ;;
1681                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1682                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1683                         ;;
1684                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1685                         case "$host" in
1686                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1687                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1688                                         fi
1689                                         LDSHFLAGS="-G"
1690                                         DYNEXP="-Bexport"
1691                                 ;;
1692                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1693                         esac
1694                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1695                         ;;
1696
1697                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1698                         if [ test "$GCC" != yes ]; then
1699                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1700                         fi
1701                         LDSHFLAGS="-G"
1702                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1703                         ;;
1704                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1705                         BLDSHARED="false"
1706                         LDSHFLAGS=""
1707                         ;;
1708
1709                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1710                         BLDSHARED="true"
1711                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1712                         CFLAGS="$CFLAGS -fno-common"
1713                         SHLD="\${CC}"
1714                         SHLIBEXT="dylib"
1715                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1716                         SHLIBEXT="dylib"
1717                         # Since gcc doesn't fail on unrecognised options, the
1718                         # PIE test incorrectly succeeds. Darwin gcc does not
1719                         # actually support the PIE stuff.
1720                         PIE_LDFLAGS=
1721                         PIE_CFLAGS=
1722                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1723                         ;;
1724
1725                 *)
1726                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1727                         ;;
1728   esac
1729
1730 if test "$enable_shared" != "yes"; then
1731         BLDSHARED=false
1732 fi
1733
1734 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1735         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1736 fi
1737
1738 if test x"$BLDSHARED" = x"true" ; then
1739         LDFLAGS="$LDFLAGS -L./bin"
1740 fi
1741
1742 AC_MSG_RESULT($BLDSHARED)
1743
1744 for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1745         saved_ldflags="$LDFLAGS"
1746         AC_MSG_CHECKING([if $flags works])
1747         LDFLAGS="$flags $saved_ldflags"
1748         AC_TRY_LINK([],[],
1749                 [AC_MSG_RESULT([yes])
1750                 LD_AS_NEEDED_FLAG=$flags
1751                 ld_as_needed_flag_found=yes],
1752                 AC_MSG_RESULT([no]))
1753         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1754         test x"$ld_as_needed_flag_found" = xyes && break
1755 done
1756
1757 # for historical reasons almost all linkers don't complain about unresolved
1758 # symbols in shared libs. Except for the internal samba modules we want to get
1759 # errors when we produce a shared lib with unresolved symbols. On some
1760 # platforms unresolved symbols might be intended, so we might have to add
1761 # platform specific exceptions here.
1762
1763 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1764         saved_ldflags="$LDFLAGS"
1765         AC_MSG_CHECKING([if $flags works])
1766         LDFLAGS="$flags $saved_ldflags"
1767         AC_TRY_LINK([],[],
1768         [AC_MSG_RESULT([yes])
1769         LDSHFLAGS_Z_DEFS=$flags
1770         ldshflags_z_defs_found=yes],
1771         AC_MSG_RESULT([no]))
1772         LDFLAGS=$saved_ldflags
1773         test x"$ldshflags_z_defs_found" = xyes && break
1774 done
1775
1776 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1777 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1778 AC_MSG_CHECKING([LDFLAGS])
1779 AC_MSG_RESULT([$LDFLAGS])
1780 AC_MSG_CHECKING([DYNEXP])
1781 AC_MSG_RESULT([$DYNEXP])
1782
1783 #######################################################
1784 # test whether building a shared library actually works
1785 if test $BLDSHARED = true; then
1786
1787 AC_MSG_CHECKING([SHLD])
1788 AC_MSG_RESULT([$SHLD])
1789 AC_MSG_CHECKING([LDSHFLAGS])
1790 AC_MSG_RESULT([$LDSHFLAGS])
1791
1792 AC_MSG_CHECKING([SHLIBEXT])
1793 AC_MSG_RESULT([$SHLIBEXT])
1794 AC_MSG_CHECKING([SONAMEFLAG])
1795 AC_MSG_RESULT([$SONAMEFLAG])
1796
1797 AC_MSG_CHECKING([PICFLAG])
1798 AC_MSG_RESULT([$PICFLAG])
1799
1800 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1801 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1802
1803 AC_CACHE_CHECK([whether building shared libraries actually works],
1804                [ac_cv_shlib_works],[
1805    # try building a trivial shared library
1806    ac_cv_shlib_works=no
1807    # The $SHLD and $LDSHFLAGS variables may contain references to other
1808    # variables so they need to be eval'ed.
1809    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1810         shlib.o ${srcdir-.}/../tests/shlib.c && \
1811    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1812         shlib.o && ac_cv_shlib_works=yes
1813    rm -f "shlib.$SHLIBEXT" shlib.o
1814
1815 ])
1816 if test $ac_cv_shlib_works = no; then
1817    BLDSHARED=false
1818 fi
1819 fi
1820
1821 if test x"$BLDSHARED" != x"true"; then
1822         LDSHFLAGS="shared-libraries-disabled"
1823         SONAMEFLAG="shared-libraries-disabled"
1824         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1825         SHLD="shared-libraries-disabled"
1826         PICFLAG="${PIE_CFLAGS}"
1827         SHLIBEXT="shared_libraries_disabled"
1828         merged_build_possible=no
1829 fi
1830
1831 AC_MSG_CHECKING([used PICFLAG])
1832 AC_MSG_RESULT([$PICFLAG])
1833
1834 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1835
1836 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1837
1838
1839 ###########################################################
1840 #
1841 # Configuration of subsystems / libraries
1842 #
1843 ###########################################################
1844
1845 INSTALLLIBCMD_SH=:
1846 INSTALLLIBCMD_A=:
1847 UNINSTALLLIBCMD_SH=:
1848 UNINSTALLLIBCMD_A=:
1849
1850 if test $BLDSHARED = true; then
1851         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1852         UNINSTALLLIBCMD_SH="rm -f"
1853 fi
1854 if test $enable_static = yes; then
1855         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1856         UNINSTALLLIBCMD_A="rm -f"
1857 fi
1858
1859 #################################################
1860 # --disable-shared-libs
1861 # can be used to disable the internal use of shared libs altogether
1862 # (this only has an effect when building shared libs is enabled)
1863 #
1864 USESHARED=false
1865 AC_SUBST(USESHARED)
1866
1867 AC_MSG_CHECKING(whether to use shared libraries internally)
1868 AC_ARG_ENABLE([shared-libs],
1869         AS_HELP_STRING([--enable-shared-libs],
1870                 [Use shared libraries internally (default=yes)]),
1871         [enable_shared_libs=$enableval],
1872         [enable_shared_libs=yes])
1873
1874 if test x"$enable_shared_libs" != x"no" ; then
1875         USESHARED=$BLDSHARED
1876 fi
1877
1878 AC_MSG_RESULT([$USESHARED])
1879
1880 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1881         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1882 fi
1883
1884 #################################################
1885 # --with-static-libs=LIBS:
1886 #   link (internal) libs dynamically or statically?
1887 #
1888 # If a subsystem is built as a library then this controls whether they are
1889 # linked into Samba targets statically or dynamically:
1890 #
1891 # * If we build the shared library at all, we link dynamically by default.
1892 #
1893 # * We only link statically if we don't build shared or if the library
1894 #   appears in the --with-static-libs configure option.
1895 #
1896 # Example:
1897 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1898 #   of linking the dynamic variant with -ltalloc.
1899 #
1900 # NOTE: This option only affects libraries that we do not only build
1901 # but that samba also links against as libraries (as opposed to linking
1902 # the plain object files. - This has to be configured in Makefile.in.
1903 # So in particular it does not harm to give invalid or unknown names here.
1904 #
1905
1906 AC_ARG_WITH([static-libs],
1907         [AS_HELP_STRING([--with-static-libs=LIBS],
1908                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1909         [AS_IF([test $withval],
1910                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1911                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1912                         eval LINK_$lib=STATIC
1913                 done], [])],
1914         [])
1915
1916 #
1917 # WORKAROUND:
1918 #   until we have organized other internal subsystems (as util, registry
1919 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1920 #   dynamically to samba programs.
1921 #
1922 LINK_LIBNETAPI=STATIC
1923
1924 LINK_LIBSMBCLIENT=STATIC
1925
1926 #
1927 #  The library versions are hardcoded here
1928 #  and filled into the LIBFOO_SOVER variable.
1929 #
1930 #  TODO: for talloc and tdb (at least), these should
1931 #  be extracted from their respective source directories
1932 #
1933 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])],
1934 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
1935
1936 if test "x$enable_external_libtalloc" != xno
1937 then
1938         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1939                 [ enable_external_libtalloc=yes ],
1940                 [ if test x$enable_external_libtalloc = xyes; then
1941                         AC_MSG_ERROR([Unable to find libtalloc])
1942                   else
1943                         enable_external_libtalloc=no
1944                   fi
1945                 ])
1946 fi
1947
1948 if test "x$enable_external_libtalloc" = xno
1949 then
1950         m4_include(../lib/talloc/libtalloc.m4)
1951         LINK_LIBTALLOC=STATIC
1952         SMB_LIBRARY(talloc, 2)
1953         LIBTALLOC_OBJ0=""
1954         for obj in ${TALLOC_OBJ}; do
1955                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1956         done
1957         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1958         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1959         AC_SUBST(LIBTALLOC_OBJ0)
1960
1961         TALLOCTORT="bin/talloctort\$(EXEEXT)"
1962         AC_SUBST(TALLOCTORT)
1963 fi
1964
1965
1966 AC_ARG_ENABLE(external_libtdb,
1967         [AS_HELP_STRING([--enable-external-libtdb],
1968                 [Enable external tdb [default=auto]])],
1969                 [ enable_external_libtalloc=$enableval ],
1970                 [ enable_external_libtalloc=auto ])
1971
1972 if test "x$enable_external_libtdb" != xno
1973 then
1974         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.1.4,
1975                 [ enable_external_libtdb=yes ],
1976                 [
1977                 if test x$enable_external_libtdb = xyes; then
1978                         AC_MSG_ERROR([Unable to find libtdb])
1979                 else
1980                         enable_external_libtdb=no
1981                 fi
1982                 ])
1983 fi
1984
1985 AC_SUBST(LIBTDB_OBJ0)
1986 if test "x$enable_external_libtdb" = xno
1987 then
1988         m4_include(../lib/tdb/libtdb.m4)
1989         LINK_LIBTDB=STATIC
1990         SMB_LIBRARY(tdb, 1)
1991         LIBTDB_OBJ0=""
1992         for obj in ${TDB_OBJ}; do
1993                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1994         done
1995         AC_SUBST(LIBTDB_OBJ0)
1996         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1997         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
1998
1999         TDBBACKUP="bin/tdbbackup\$(EXEEXT)"
2000         AC_SUBST(TDBBACKUP)
2001         TDBDUMP="bin/tdbdump\$(EXEEXT)"
2002         AC_SUBST(TDBDUMP)
2003         TDBTOOL="bin/tdbtool\$(EXEEXT)"
2004         AC_SUBST(TDBTOOL)
2005         TDBTORTURE="bin/tdbtorture\$(EXEEXT)"
2006         AC_SUBST(TDBTORTURE)
2007         ac_cv_have_tdb_err_nesting=yes
2008 else
2009         AC_TRY_COMPILE([#include "tdb.h"],
2010                        [enum TDB_ERROR err = TDB_ERR_NESTING],
2011                        ac_cv_have_tdb_err_nesting=yes,
2012                        ac_cv_have_tdb_err_nesting=no)
2013 fi
2014
2015 if test x"$ac_cv_have_tdb_err_nesting" = xyes; then
2016    AC_DEFINE(HAVE_TDB_ERR_NESTING, 1, [Whether we have TDB_ERR_NESTING])
2017 fi
2018
2019 SMB_LIBRARY(netapi, 0)
2020 SMB_LIBRARY(smbclient, 0)
2021 SMB_LIBRARY(smbsharemodes, 0)
2022 SMB_LIBRARY(addns, 0, no, [undefined API])
2023
2024
2025
2026 ################
2027
2028 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
2029 AC_TRY_RUN([#include <stdio.h>
2030 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
2031 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
2032 if test x"$samba_cv_have_longlong" = x"yes"; then
2033     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
2034     AC_CHECK_TYPE(intptr_t, unsigned long long)
2035 else
2036     AC_CHECK_TYPE(intptr_t, unsigned long)
2037 fi
2038
2039 #
2040 # Check if the compiler supports the LL prefix on long long integers.
2041 # AIX needs this.
2042
2043 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
2044     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
2045         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
2046 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
2047    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
2048 fi
2049
2050
2051 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
2052 AC_TRY_RUN([#include <time.h>
2053 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
2054 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
2055 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
2056     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
2057 fi
2058
2059 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2060 AC_TRY_RUN([#include <stdio.h>
2061 #include <sys/stat.h>
2062 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
2063 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2064 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
2065     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
2066 fi
2067
2068 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
2069 AC_TRY_RUN([
2070 #if defined(HAVE_UNISTD_H)
2071 #include <unistd.h>
2072 #endif
2073 #include <stdio.h>
2074 #include <sys/stat.h>
2075 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2076 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
2077 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
2078     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
2079 fi
2080
2081 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2082 AC_TRY_RUN([
2083 #if defined(HAVE_UNISTD_H)
2084 #include <unistd.h>
2085 #endif
2086 #include <stdio.h>
2087 #include <sys/stat.h>
2088 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2089 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2090 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2091     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2092 fi
2093
2094 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
2095 AC_TRY_RUN([
2096 #if defined(HAVE_UNISTD_H)
2097 #include <unistd.h>
2098 #endif
2099 #include <stdio.h>
2100 #include <sys/stat.h>
2101 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2102 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
2103 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
2104     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
2105 fi
2106
2107 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2108 AC_TRY_RUN([
2109 #if defined(HAVE_UNISTD_H)
2110 #include <unistd.h>
2111 #endif
2112 #include <stdio.h>
2113 #include <sys/stat.h>
2114 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2115 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2116 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2117     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2118 fi
2119
2120 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
2121 AC_TRY_RUN([
2122 #if defined(HAVE_UNISTD_H)
2123 #include <unistd.h>
2124 #endif
2125 #include <stdio.h>
2126 #include <sys/stat.h>
2127 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2128 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
2129 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
2130     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
2131 fi
2132
2133 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
2134 AC_TRY_COMPILE([
2135 #if defined(HAVE_UNISTD_H)
2136 #include <unistd.h>
2137 #endif
2138 #include <sys/types.h>
2139 #include <dirent.h>],
2140 [DIR64 de;],
2141 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2142 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2143     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2144 fi
2145
2146 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2147 AC_TRY_COMPILE([
2148 #if defined(HAVE_UNISTD_H)
2149 #include <unistd.h>
2150 #endif
2151 #include <sys/types.h>
2152 #include <dirent.h>],
2153 [struct dirent64 de;],
2154 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2155 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2156     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2157 fi
2158
2159 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2160 AC_TRY_RUN([
2161 #if defined(HAVE_UNISTD_H)
2162 #include <unistd.h>
2163 #endif
2164 #include <sys/types.h>
2165 main() { dev_t dev; int i = major(dev); return 0; }],
2166 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2167 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2168     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2169 fi
2170
2171 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2172 AC_TRY_RUN([
2173 #if defined(HAVE_UNISTD_H)
2174 #include <unistd.h>
2175 #endif
2176 #include <sys/types.h>
2177 main() { dev_t dev; int i = minor(dev); return 0; }],
2178 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2179 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2180     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2181 fi
2182
2183 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2184 AC_TRY_RUN([
2185 #if defined(HAVE_UNISTD_H)
2186 #include <unistd.h>
2187 #endif
2188 #include <sys/types.h>
2189 main() { dev_t dev = makedev(1,2); return 0; }],
2190 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2191 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2192     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2193 fi
2194
2195 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2196 AC_TRY_RUN([#include <stdio.h>
2197 main() { char c; c=250; exit((c > 0)?0:1); }],
2198 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2199 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2200     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2201 fi
2202
2203 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2204 AC_TRY_COMPILE([#include <sys/types.h>
2205 #include <dirent.h>
2206 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2207 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2208 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2209     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2210 fi
2211
2212 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2213 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2214 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2215 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2216     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2217 fi
2218
2219 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2220 AC_TRY_LINK([
2221 #include <sys/time.h>
2222 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2223            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2224            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2225 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2226     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2227 fi
2228
2229 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2230
2231     # On some systems (eg. Linux) librt can pull in libpthread. We
2232     # don't want this to happen because libpthreads changes signal delivery
2233     # semantics in ways we are not prepared for. This breaks Linux oplocks
2234     # which rely on signals.
2235
2236     AC_LIBTESTFUNC(rt, clock_gettime,
2237             [
2238                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2239                                 [Whether clock_gettime is available])
2240                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2241                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2242                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2243                         ])
2244
2245 fi
2246
2247 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2248 AC_TRY_RUN([#include <sys/types.h>
2249 #include <dirent.h>
2250 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2251 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2252 di->d_name[0] == 0) exit(0); exit(1);} ],
2253 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2254 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2255     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2256 fi
2257
2258 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2259 AC_TRY_COMPILE([#include <sys/types.h>
2260 #include <utime.h>],
2261 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2262 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2263 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2264     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2265 fi
2266
2267 ##############
2268 # Check utmp details, but only if our OS offers utmp.h
2269 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2270 dnl  utmp and utmpx come in many flavours
2271 dnl  We need to check for many of them
2272 dnl  But we don't need to do each and every one, because our code uses
2273 dnl  mostly just the utmp (not utmpx) fields.
2274
2275 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2276
2277 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2278 AC_TRY_COMPILE([#include <sys/types.h>
2279 #include <utmp.h>],
2280 [struct utmp ut;  ut.ut_name[0] = 'a';],
2281 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2282 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2283     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2284 fi
2285
2286 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2287 AC_TRY_COMPILE([#include <sys/types.h>
2288 #include <utmp.h>],
2289 [struct utmp ut;  ut.ut_user[0] = 'a';],
2290 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2291 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2292     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2293 fi
2294
2295 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2296 AC_TRY_COMPILE([#include <sys/types.h>
2297 #include <utmp.h>],
2298 [struct utmp ut;  ut.ut_id[0] = 'a';],
2299 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2300 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2301     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2302 fi
2303
2304 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2305 AC_TRY_COMPILE([#include <sys/types.h>
2306 #include <utmp.h>],
2307 [struct utmp ut;  ut.ut_host[0] = 'a';],
2308 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2309 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2310     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2311 fi
2312
2313 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2314 AC_TRY_COMPILE([#include <sys/types.h>
2315 #include <utmp.h>],
2316 [struct utmp ut;  time_t t; ut.ut_time = t;],
2317 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2318 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2319     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2320 fi
2321
2322 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2323 AC_TRY_COMPILE([#include <sys/types.h>
2324 #include <utmp.h>],
2325 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2326 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2327 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2328     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2329 fi
2330
2331 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2332 AC_TRY_COMPILE([#include <sys/types.h>
2333 #include <utmp.h>],
2334 [struct utmp ut;  ut.ut_type = 0;],
2335 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2336 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2337     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2338 fi
2339
2340 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2341 AC_TRY_COMPILE([#include <sys/types.h>
2342 #include <utmp.h>],
2343 [struct utmp ut;  ut.ut_pid = 0;],
2344 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2345 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2346     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2347 fi
2348
2349 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2350 AC_TRY_COMPILE([#include <sys/types.h>
2351 #include <utmp.h>],
2352 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2353 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2354 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2355     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2356 fi
2357
2358 dnl Look for the IPv6 varient by preference. Many systems have both.
2359 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2360 AC_TRY_COMPILE([#include <sys/types.h>
2361 #include <utmp.h>],
2362 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2363 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2364 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2365     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2366 fi
2367
2368 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2369 AC_TRY_COMPILE([#include <sys/types.h>
2370 #include <utmp.h>],
2371 [struct utmp ut;  ut.ut_addr = 0;],
2372 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2373 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2374     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2375 fi
2376
2377 if test x$ac_cv_func_pututline = xyes ; then
2378   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2379   AC_TRY_COMPILE([#include <sys/types.h>
2380 #include <utmp.h>],
2381   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2382   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2383   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2384       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2385   fi
2386 fi
2387
2388 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2389 AC_TRY_COMPILE([#include <sys/types.h>
2390 #include <utmpx.h>],
2391 [struct utmpx ux;  ux.ut_syslen = 0;],
2392 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2393 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2394     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2395 fi
2396
2397 fi
2398 # end utmp details
2399
2400
2401 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2402 AC_ARG_WITH(libiconv,
2403 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2404 [
2405   if test "$withval" = "no" ; then
2406     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2407   else
2408      if test "$withval" != "yes" ; then
2409         ICONV_PATH_SPEC=yes
2410         ICONV_LOOK_DIRS="$withval"
2411      fi
2412   fi
2413 ])
2414
2415 for i in $ICONV_LOOK_DIRS ; do
2416
2417     save_LIBS="$LIBS"
2418     save_LDFLAGS="$LDFLAGS"
2419     save_CPPFLAGS="$CPPFLAGS"
2420
2421     iconv_current_LIBS=""
2422     iconv_current_LDFLAGS=""
2423     iconv_current_CPPFLAGS=""
2424
2425     ICONV_FOUND="no"
2426     unset libext
2427
2428     #  This is here to handle -withval stuff for --with-libiconv
2429     #  Perhaps we should always add a -L
2430     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2431
2432     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2433     # installation paths. This gets a little tricky since we might have iconv
2434     # in both libiconv and in libc. In this case the jm_ICONV test will always
2435     # succeed when the header is found. To counter this, make sure the
2436     # library directory is there and check the ABI directory first (which
2437     # should be harmless on other systems, but causes tons of linker warnings on
2438     # 64bit Ubuntu systems).
2439     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2440     # installed, I've decided to fix the linker warnings.
2441     # -- Kai
2442     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2443     for l in "lib" "lib32" "lib/hpux32"; do
2444         if test -d "$i/$l" ; then
2445                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2446                 LIBS=
2447                 export LDFLAGS LIBS CPPFLAGS
2448                 # Try to find iconv(3)
2449                 jm_ICONV($i/$l)
2450                 if test x"$ICONV_FOUND" = "xyes" ; then
2451                     libext="$l"
2452                     break
2453                 fi
2454         fi
2455     done
2456
2457     if test x"$ICONV_FOUND" = "xyes" ; then
2458         iconv_current_LDFLAGS="-L$i/$libext"
2459         iconv_current_CPPFLAGS="-I$i/include"
2460
2461         if test x"$jm_cv_lib_iconv" != x; then
2462             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2463         else
2464             # We found iconv in libc.
2465             iconv_current_LIBS=""
2466         fi
2467
2468     fi
2469
2470     if test x"$ICONV_FOUND" = "xyes" ; then
2471
2472         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2473         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2474         LIBS="$save_LIBS $iconv_current_LIBS"
2475         export LDFLAGS LIBS CPPFLAGS
2476
2477         default_dos_charset=no
2478         default_display_charset=no
2479         default_unix_charset=no
2480
2481         # check for default dos charset name
2482         for j in CP850 IBM850 ; do
2483             rjs_CHARSET($j)
2484             default_dos_charset="$ICONV_CHARSET"
2485             if test x"$default_dos_charset" = x"$j"; then
2486                 break
2487             fi
2488         done
2489
2490         # check for default display charset name
2491         for j in ASCII 646 ; do
2492             rjs_CHARSET($j)
2493             default_display_charset="$ICONV_CHARSET"
2494             if test x"$default_display_charset" = x"$j"; then
2495                 break
2496             fi
2497         done
2498
2499         # check for default unix charset name
2500         for j in UTF-8 UTF8 ; do
2501             rjs_CHARSET($j)
2502             default_unix_charset="$ICONV_CHARSET"
2503             if test x"$default_unix_charset" = x"$j"; then
2504                 break
2505             fi
2506         done
2507
2508         if test "$default_dos_charset" != "no" -a \
2509                 "$default_dos_charset" != "cross" -a \
2510                 "$default_display_charset" != "no" -a \
2511                 "$default_display_charset" != "cross" -a \
2512                 "$default_unix_charset" != "no" -a \
2513                 "$default_unix_charset" != "cross"
2514         then
2515                 samba_cv_HAVE_NATIVE_ICONV=yes
2516         else
2517             if test "$default_dos_charset" = "cross" -o \
2518                      "$default_display_charset" = "cross" -o \
2519                      "$default_unix_charset" = "cross"
2520             then
2521                     samba_cv_HAVE_NATIVE_ICONV=cross
2522             else
2523                     samba_cv_HAVE_NATIVE_ICONV=no
2524             fi
2525         fi
2526
2527         # At this point, we have a libiconv candidate. We know that
2528         # we have the right headers and libraries, but we don't know
2529         # whether it does the conversions we want. We can't test this
2530         # because we are cross-compiling. This is not necessarily a big
2531         # deal, since we can't guarantee that the results we get now will
2532         # match the results we get at runtime anyway.
2533         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2534             default_dos_charset="CP850"
2535             default_display_charset="ASCII"
2536             default_unix_charset="UTF-8"
2537             samba_cv_HAVE_NATIVE_ICONV=yes
2538             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2539             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2540         fi
2541
2542         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2543
2544             CPPFLAGS=$save_CPPFLAGS
2545             LDFLAGS=$save_LDFLAGS
2546             LIBS=$save_LIBS
2547
2548             if test x"$iconv_current_LIBS" != x; then
2549                 LIBS="$LIBS $iconv_current_LIBS"
2550             fi
2551
2552             # Add the flags we need to CPPFLAGS and LDFLAGS
2553             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2554             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2555
2556             # Turn the #defines into string literals
2557             default_dos_charset="\"$default_dos_charset\""
2558             default_display_charset="\"$default_display_charset\""
2559             default_unix_charset="\"$default_unix_charset\""
2560
2561             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2562             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2563             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2564             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2565
2566            break
2567         fi
2568
2569     # We didn't find a working iconv, so keep going
2570     fi
2571
2572     #  We only need to clean these up here for the next pass through the loop
2573     CPPFLAGS=$save_CPPFLAGS
2574     LDFLAGS=$save_LDFLAGS
2575     LIBS=$save_LIBS
2576     export LDFLAGS LIBS CPPFLAGS
2577 done
2578 unset libext
2579
2580
2581 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2582     AC_MSG_WARN([Sufficient support for iconv function was not found.
2583     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2584    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2585    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2586    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2587 fi
2588
2589
2590 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2591 AC_TRY_RUN([
2592 #include <sys/types.h>
2593 #include <fcntl.h>
2594 #ifndef F_GETLEASE
2595 #define F_GETLEASE      1025
2596 #endif
2597 main() {
2598        int fd = open("/dev/null", O_RDONLY);
2599        return fcntl(fd, F_GETLEASE, 0) == -1;
2600 }
2601 ],
2602 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2603 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2604     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2605 fi
2606
2607 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2608 AC_TRY_RUN([
2609 #include <sys/types.h>
2610 #include <fcntl.h>
2611 #include <signal.h>
2612 #ifndef F_NOTIFY
2613 #define F_NOTIFY 1026
2614 #endif
2615 main() {
2616         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2617 }
2618 ],
2619 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2620 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2621     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2622 fi
2623
2624 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2625 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2626 AC_CHECK_FUNCS(inotify_init)
2627 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2628 ],
2629 samba_cv_HAVE_INOTIFY=yes,
2630 samba_cv_HAVE_INOTIFY=no,
2631 samba_cv_HAVE_INOTIFY=cross)
2632
2633 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2634     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2635 fi
2636
2637 #################################################
2638 # Check if FAM notifications are available. For FAM info, see
2639 #       http://oss.sgi.com/projects/fam/
2640 #       http://savannah.nongnu.org/projects/fam/
2641 AC_ARG_ENABLE(fam,
2642 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2643
2644 if test x$enable_fam != xno; then
2645     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2646     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2647         # On IRIX, libfam requires libC, but other FAM implementations
2648         # might not need it.
2649         AC_CHECK_LIB(fam, FAMOpen2,
2650             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2651             [samba_cv_HAVE_LIBFAM=no])
2652
2653         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2654             samba_fam_xtra=-lC
2655             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2656                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2657                 [samba_cv_HAVE_LIBFAM=no])
2658             unset samba_fam_xtra
2659         fi
2660     fi
2661
2662     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2663         default_shared_modules="$default_shared_modules vfs_notify_fam"
2664         AC_TRY_COMPILE([#include <fam.h>],
2665                     [enum FAMCodes code = FAMChanged;],
2666                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2667                         [Whether fam.h contains a typedef for enum FAMCodes]),
2668                     [])
2669     fi
2670
2671     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2672         AC_MSG_ERROR(FAM support requested but FAM library not available )
2673     fi
2674 fi
2675
2676 AC_SUBST(SMB_FAM_LIBS)
2677
2678 #################################################
2679 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2680
2681 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2682
2683 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2684 # Theoretically it should work with AIX JFS2 too but this needs testing
2685 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2686     default_shared_modules="$default_shared_modules vfs_tsmsm"
2687 fi
2688
2689 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2690 AC_TRY_RUN([
2691 #include <sys/types.h>
2692 #include <fcntl.h>
2693 #include <signal.h>
2694 #include <sys/file.h>
2695 #ifndef LOCK_MAND
2696 #define LOCK_MAND       32
2697 #define LOCK_READ       64
2698 #endif
2699 main() {
2700         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2701 }
2702 ],
2703 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2704 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2705     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2706 fi
2707
2708
2709 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2710 AC_TRY_COMPILE([#include <sys/types.h>
2711 #include <fcntl.h>],
2712 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2713 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2714 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2715     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2716 fi
2717
2718 #################################################
2719 # Check for POSIX capability support
2720
2721 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2722     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2723     [], [])
2724
2725 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2726
2727     ac_save_LIBS=$LIBS
2728     AC_LIBTESTFUNC(cap, cap_get_proc)
2729
2730     AC_CACHE_CHECK([for POSIX capabilities],
2731             samba_cv_HAVE_POSIX_CAPABILITIES,
2732             [
2733                 AC_TRY_RUN([
2734 #include <sys/types.h>
2735 #include <sys/capability.h>
2736 main() {
2737  cap_t cap;
2738  cap_value_t vals[1];
2739  if (!(cap = cap_get_proc()))
2740    exit(1);
2741  vals[0] = CAP_CHOWN;
2742  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2743  cap_set_proc(cap);
2744  exit(0);
2745 }],
2746                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2747                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2748                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2749             ])
2750
2751 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2752     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2753             [Whether POSIX capabilities are available])
2754 else
2755     LIBS=$ac_save_LIBS
2756 fi
2757
2758 fi
2759
2760 #
2761 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2762 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2763 #
2764
2765 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2766 AC_TRY_COMPILE([#include <sys/types.h>
2767 #if defined(HAVE_RPC_RPC_H)
2768 #include <rpc/rpc.h>
2769 #endif],
2770 [int16 testvar;],
2771 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2772 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2773     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2774 fi
2775
2776 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2777 AC_TRY_COMPILE([#include <sys/types.h>
2778 #if defined(HAVE_RPC_RPC_H)
2779 #include <rpc/rpc.h>
2780 #endif],
2781 [uint16 testvar;],
2782 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2783 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2784     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2785 fi
2786
2787 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2788 AC_TRY_COMPILE([#include <sys/types.h>
2789 #if defined(HAVE_RPC_RPC_H)
2790 #include <rpc/rpc.h>
2791 #endif],
2792 [int32 testvar;],
2793 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2794 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2795     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2796 fi
2797
2798 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2799 AC_TRY_COMPILE([#include <sys/types.h>
2800 #if defined(HAVE_RPC_RPC_H)
2801 #include <rpc/rpc.h>
2802 #endif],
2803 [uint32 testvar;],
2804 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2805 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2806     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2807 fi
2808
2809 dnl
2810 dnl Some systems (SCO) have a problem including
2811 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2812 dnl as a #define in <prot.h> and as part of an enum
2813 dnl in <rpc/rpc.h>.
2814 dnl
2815
2816 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2817 AC_TRY_COMPILE([#include <sys/types.h>
2818 #ifdef HAVE_SYS_SECURITY_H
2819 #include <sys/security.h>
2820 #include <prot.h>
2821 #endif  /* HAVE_SYS_SECURITY_H */
2822 #if defined(HAVE_RPC_RPC_H)
2823 #include <rpc/rpc.h>
2824 #endif],
2825 [int testvar;],
2826 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2827 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2828     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2829 fi
2830
2831 AC_MSG_CHECKING([for test routines])
2832 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2833            AC_MSG_RESULT(yes),
2834            AC_MSG_ERROR([cant find test code. Aborting config]),
2835            AC_MSG_WARN([cannot run when cross-compiling]))
2836
2837 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2838 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2839            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2840 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2841     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2842 fi
2843
2844 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2845 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2846            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2847 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2848     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2849 fi
2850
2851 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2852 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2853 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2854 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2855 AC_CHECK_FUNCS(getpagesize)
2856
2857 ################################################
2858 # look for a method of setting the effective uid
2859 seteuid=no;
2860
2861 if test $seteuid = no; then
2862 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2863 AC_TRY_RUN([
2864 #define AUTOCONF_TEST 1
2865 #define USE_SETREUID 1
2866 #include "confdefs.h"
2867 #include "${srcdir-.}/lib/util_sec.c"],
2868            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2869 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2870     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2871 fi
2872 fi
2873
2874 # we check for setresuid second as it conflicts with AIO on Linux.
2875 # see http://samba.org/~tridge/junkcode/aio_uid.c
2876 if test $seteuid = no; then
2877 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2878 AC_TRY_RUN([
2879 #define AUTOCONF_TEST 1
2880 #define USE_SETRESUID 1
2881 #include "confdefs.h"
2882 #include "${srcdir-.}/lib/util_sec.c"],
2883            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2884 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2885     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2886 fi
2887 fi
2888
2889 if test $seteuid = no; then
2890 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2891 AC_TRY_RUN([
2892 #define AUTOCONF_TEST 1
2893 #define USE_SETEUID 1
2894 #include "confdefs.h"
2895 #include "${srcdir-.}/lib/util_sec.c"],
2896            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2897 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2898     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2899 fi
2900 fi
2901
2902 if test $seteuid = no; then
2903 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2904 AC_TRY_RUN([
2905 #define AUTOCONF_TEST 1
2906 #define USE_SETUIDX 1
2907 #include "confdefs.h"
2908 #include "${srcdir-.}/lib/util_sec.c"],
2909            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2910 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2911     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2912 fi
2913 fi
2914
2915 AC_CACHE_CHECK([for the Darwin initgroups system call],
2916         samba_cv_DARWIN_INITGROUPS,
2917         AC_TRY_LINK([
2918 #include <sys/syscall.h>
2919 #include <unistd.h>
2920         ],
2921         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2922         samba_cv_DARWIN_INITGROUPS=yes,
2923         samba_cv_DARWIN_INITGROUPS=no)
2924 )
2925
2926 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2927     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2928         [Whether to use the Darwin-specific initgroups system call])
2929 fi
2930
2931 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2932 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2933            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2934 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2935     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2936 fi
2937
2938 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2939 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2940            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2941 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2942     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2943
2944 else
2945
2946 dnl
2947 dnl Don't check for 64 bit fcntl locking if we know that the
2948 dnl glibc2.1 broken check has succeeded.
2949 dnl
2950
2951   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2952   AC_TRY_RUN([
2953 #if defined(HAVE_UNISTD_H)
2954 #include <unistd.h>
2955 #endif
2956 #include <stdio.h>
2957 #include <stdlib.h>
2958
2959 #ifdef HAVE_FCNTL_H
2960 #include <fcntl.h>
2961 #endif
2962
2963 #ifdef HAVE_SYS_FCNTL_H
2964 #include <sys/fcntl.h>
2965 #endif
2966 main() { struct flock64 fl64;
2967 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2968 exit(0);
2969 #else
2970 exit(1);
2971 #endif
2972 }],
2973        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2974
2975   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2976       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2977   fi
2978 fi
2979
2980 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
2981 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
2982 AC_TRY_COMPILE([
2983   #define _XOPEN_SOURCE 600
2984   #include <stdlib.h>
2985   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
2986     probably broken posix_fallocate
2987   #endif
2988 ], [
2989 ],
2990 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
2991 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
2992         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE,, Whether we have a broken posix_fallocate)
2993 fi
2994
2995
2996 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2997 AC_TRY_COMPILE([#include <sys/types.h>
2998 #include <sys/stat.h>
2999 #include <unistd.h>],
3000 [struct stat st;  st.st_blocks = 0;],
3001 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
3002 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
3003     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
3004 fi
3005
3006 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
3007
3008 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
3009 AC_TRY_COMPILE([#include <sys/types.h>
3010 #include <sys/stat.h>
3011 #include <unistd.h>],
3012 [struct stat st;  st.st_blksize = 0;],
3013 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
3014 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
3015     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
3016 fi
3017
3018 AC_CACHE_CHECK([for st_flags in struct stat],
3019         samba_cv_HAVE_STAT_ST_FLAGS,
3020         [
3021             AC_TRY_COMPILE([#include <sys/types.h>
3022 #include <sys/stat.h>
3023 #include <unistd.h>],
3024             [struct stat st;  st.st_flags = 0;],
3025             samba_cv_HAVE_STAT_ST_FLAGS=yes,
3026             samba_cv_HAVE_STAT_ST_FLAGS=no,
3027             samba_cv_HAVE_STAT_ST_FLAGS=cross)
3028         ])
3029
3030 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
3031     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
3032                 [Whether the stat struct has a st_flags member])
3033 fi
3034
3035 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
3036 AC_TRY_COMPILE([
3037 #include <sys/types.h>
3038 #include <sys/acl.h>
3039 #if defined(HAVE_RPCSVC_NIS_H)
3040 #include <rpcsvc/nis.h>
3041 #endif],
3042 [int i;],
3043 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
3044 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
3045         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
3046 fi
3047
3048 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3049 AC_TRY_RUN([
3050 #include <stdio.h>
3051 #include <limits.h>
3052 #include <signal.h>
3053
3054 void exit_on_core(int ignored) {
3055         exit(1);
3056 }
3057
3058 main() {
3059         char *newpath;
3060         signal(SIGSEGV, exit_on_core);
3061         newpath = realpath("/tmp", NULL);
3062         exit((newpath != NULL) ? 0 : 1);
3063 }
3064 ],
3065 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3066 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3067     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3068 fi
3069
3070 #################################################
3071 # check for AFS clear-text auth support
3072 samba_cv_WITH_AFS=no
3073 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3074 AC_ARG_WITH(afs,
3075 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3076 [ case "$withval" in
3077   yes|auto)
3078     AC_MSG_RESULT($withval)
3079     samba_cv_WITH_AFS=$withval
3080     ;;
3081   *)
3082     AC_MSG_RESULT(no)
3083     ;;
3084   esac ],
3085   AC_MSG_RESULT(no)
3086 )
3087
3088 ####################################################
3089 # check for Linux-specific AFS fake-kaserver support
3090 samba_cv_WITH_FAKE_KASERVER=no
3091 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3092 AC_ARG_WITH(fake-kaserver,
3093 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3094 [ case "$withval" in
3095   yes|auto)
3096     AC_MSG_RESULT($withval)
3097     samba_cv_WITH_FAKE_KASERVER=$withval
3098     ;;
3099   *)
3100     AC_MSG_RESULT(no)
3101     ;;
3102   esac ],
3103   AC_MSG_RESULT(no)
3104 )
3105
3106 #################################################
3107 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3108 if test x"$samba_cv_WITH_AFS" != x"no" ||
3109    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3110
3111     # see if this box has the OpenSSL DES libraries
3112     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3113
3114     # see if this box has the afs-headers in /usr/include/afs
3115     AC_MSG_CHECKING(for /usr/include/afs)
3116     if test -d /usr/include/afs; then
3117           AC_MSG_RESULT(yes)
3118     else
3119       AC_MSG_RESULT(no)
3120     fi
3121
3122     # check for afs.h
3123     have_afs_headers=no
3124     AC_CHECK_HEADERS(afs.h afs/afs.h)
3125     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3126         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3127            test x"$samba_cv_WITH_AFS" = x"auto"; then
3128                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3129         else
3130                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3131         fi
3132     else
3133         have_afs_headers=yes
3134     fi
3135 fi
3136
3137 FAKE_KASERVER_OBJ=""
3138 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3139     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3140     FAKE_KASERVER_OBJ="utils/net_afs.o"
3141 fi
3142 AC_SUBST(FAKE_KASERVER_OBJ)
3143
3144 #################################################
3145 # check whether to compile AFS/NT ACL mapping module
3146 samba_cv_WITH_VFS_AFSACL=no
3147 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3148 AC_ARG_WITH(vfs-afsacl,
3149 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3150 [ case "$withval" in
3151   yes|auto)
3152     AC_MSG_RESULT($withval)
3153     samba_cv_WITH_VFS_AFSACL=yes
3154     ;;
3155   *)
3156     AC_MSG_RESULT(no)
3157     ;;
3158   esac ],
3159   AC_MSG_RESULT(no)
3160 )
3161
3162 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3163    default_shared_modules="$default_shared_modules vfs_afsacl"
3164 fi
3165
3166 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3167     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3168 fi
3169
3170 #################################################
3171 # check for the DFS clear-text auth system
3172 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3173 AC_ARG_WITH(dfs,
3174 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3175 [ case "$withval" in
3176   yes)
3177     AC_MSG_RESULT(yes)
3178     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3179     ;;
3180   *)
3181     AC_MSG_RESULT(no)
3182     ;;
3183   esac ],
3184   AC_MSG_RESULT(no)
3185 )
3186
3187 ########################################################
3188 # Compile with LDAP support?
3189
3190 with_ldap_support=auto
3191 AC_MSG_CHECKING([for LDAP support])
3192
3193 AC_ARG_WITH(ldap,
3194 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
3195 [ case "$withval" in
3196     yes|no)
3197         with_ldap_support=$withval
3198         ;;
3199   esac ])
3200
3201 AC_MSG_RESULT($with_ldap_support)
3202
3203 SMBLDAP=""
3204 AC_SUBST(SMBLDAP)
3205 SMBLDAPUTIL=""
3206 AC_SUBST(SMBLDAPUTIL)
3207 LDBLDAP=""
3208 AC_SUBST(LDBLDAP)
3209
3210 if test x"$with_ldap_support" != x"no"; then
3211
3212   ##################################################################
3213   # first test for ldap.h and lber.h
3214   # (ldap.h is required for this test)
3215   AC_CHECK_HEADERS(ldap.h lber.h)
3216
3217   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3218         if test x"$with_ldap_support" = x"yes"; then
3219          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3220         else
3221          AC_MSG_WARN(ldap.h is needed for LDAP support)
3222         fi
3223
3224         with_ldap_support=no
3225   fi
3226
3227   ##################################################################
3228   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3229   # unsigned int in include/includes.h
3230   case $host_os in
3231         *hpux*)
3232          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3233          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3234         with_ldap_support=yes
3235         ;;
3236         *)
3237         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3238         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3239                 if test x"$with_ldap_support" = x"yes"; then
3240                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3241                 else
3242                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3243                 fi
3244                 with_ldap_support=no
3245         fi
3246         ;;
3247   esac
3248 fi
3249
3250 if test x"$with_ldap_support" != x"no"; then
3251   ac_save_LIBS=$LIBS
3252
3253   ##################################################################
3254   # we might need the lber lib on some systems. To avoid link errors
3255   # this test must be before the libldap test
3256   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3257
3258   ########################################################
3259   # If ber_sockbuf_add_io() is available we can add
3260   # SASL wrapping hooks
3261   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3262
3263   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3264                  AC_TRY_COMPILE([#include <ldap.h>],
3265                                 [int val = LDAP_OPT_SOCKBUF;],
3266                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3267                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3268
3269   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3270           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3271         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3272   fi
3273
3274   #######################################################
3275   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3276   # ldap logging and print it out in the samba logs
3277   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3278                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3279                  [AC_TRY_COMPILE([#include <lber.h>],
3280                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3281                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3282                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3283
3284   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3285         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3286                   [Support for LDAP/LBER logging interception])
3287   fi
3288
3289   ########################################################
3290   # now see if we can find the ldap libs in standard paths
3291   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3292
3293   ########################################################
3294   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3295   # Check found in pam_ldap 145.
3296   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3297
3298   LIBS="$LIBS $LDAP_LIBS"
3299   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3300     AC_TRY_COMPILE([
3301         #include <lber.h>
3302         #include <ldap.h>],
3303         [ldap_set_rebind_proc(0, 0, 0);],
3304         [smb_ldap_cv_ldap_set_rebind_proc=3],
3305         [smb_ldap_cv_ldap_set_rebind_proc=2]
3306     )
3307   ])
3308
3309   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3310
3311   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3312
3313   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3314     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3315     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3316     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3317     default_shared_modules="$default_shared_modules";
3318     SMBLDAP="lib/smbldap.o"
3319     SMBLDAPUTIL="lib/smbldap_util.o"
3320     with_ldap_support=yes
3321     AC_MSG_CHECKING(whether LDAP support is used)
3322     AC_MSG_RESULT(yes)
3323   else
3324     if test x"$with_ldap_support" = x"yes"; then
3325         AC_MSG_ERROR(libldap is needed for LDAP support)
3326     else
3327         AC_MSG_WARN(libldap is needed for LDAP support)
3328     fi
3329
3330     LDAP_LIBS=""
3331     with_ldap_support=no
3332   fi
3333   LIBS=$ac_save_LIBS
3334 fi
3335
3336
3337 #################################################
3338 # active directory support
3339
3340 with_ads_support=auto
3341 AC_MSG_CHECKING([for Active Directory and krb5 support])
3342
3343 AC_ARG_WITH(ads,
3344 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3345 [ case "$withval" in
3346     yes|no)
3347         with_ads_support="$withval"
3348         ;;
3349   esac ])
3350
3351 AC_MSG_RESULT($with_ads_support)
3352
3353 FOUND_KRB5=no
3354 KRB5_LIBS=""
3355
3356 if test x"$with_ldap_support" != x"yes"; then
3357
3358     if test x"$with_ads_support" = x"yes"; then
3359         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3360     elif test x"$with_ads_support" = x"auto"; then
3361         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3362         with_ads_support=no
3363     fi
3364
3365 else
3366
3367     # Check to see whether there is enough LDAP functionality to be able
3368     # to build AD support.
3369
3370 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3371 case "$host_os" in
3372         *hpux*)
3373     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3374
3375     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3376         if test x"$with_ads_support" = x"yes"; then
3377             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3378         elif test x"$with_ads_support" = x"auto"; then
3379             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3380             with_ads_support=no
3381         fi
3382     fi
3383     ;;
3384         *)
3385     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3386
3387     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3388         if test x"$with_ads_support" = x"yes"; then
3389             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3390         elif test x"$with_ads_support" = x"auto"; then
3391             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3392             with_ads_support=no
3393         fi
3394     fi
3395     ;;
3396 esac
3397
3398
3399     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3400
3401     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3402         if test x"$with_ads_support" = x"yes"; then
3403             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3404         elif test x"$with_ads_support" = x"auto"; then
3405             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3406             with_ads_support=no
3407         fi
3408     fi
3409
3410 fi
3411
3412 if test x"$with_ads_support" != x"no"; then
3413
3414   # Do no harm to the values of CFLAGS and LIBS while testing for
3415   # Kerberos support.
3416
3417   if test x$FOUND_KRB5 = x"no"; then
3418     #################################################
3419     # check for location of Kerberos 5 install
3420     AC_MSG_CHECKING(for kerberos 5 install path)
3421     AC_ARG_WITH(krb5,
3422     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3423     [ case "$withval" in
3424       no)
3425         AC_MSG_RESULT(no krb5-path given)
3426         ;;
3427       yes)
3428         AC_MSG_RESULT(/usr)
3429         FOUND_KRB5=yes
3430         ;;
3431       *)
3432         AC_MSG_RESULT($withval)
3433         KRB5_CFLAGS="-I$withval/include"
3434         KRB5_CPPFLAGS="-I$withval/include"
3435         KRB5_LDFLAGS="-L$withval/lib"
3436         FOUND_KRB5=yes
3437         if test -x "$withval/bin/krb5-config"; then
3438                 KRB5CONFIG=$withval/bin/krb5-config
3439         fi
3440         ;;
3441       esac ],
3442       AC_MSG_RESULT(no krb5-path given)
3443     )
3444   fi
3445
3446   #################################################
3447   # check for krb5-config from recent MIT and Heimdal kerberos 5
3448   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3449   AC_MSG_CHECKING(for working krb5-config)
3450   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3451     ac_save_CFLAGS=$CFLAGS
3452     CFLAGS="";export CFLAGS
3453     ac_save_LDFLAGS=$LDFLAGS
3454     LDFLAGS="";export LDFLAGS
3455     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3456     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3457     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3458     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3459     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3460     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3461     FOUND_KRB5=yes
3462     AC_MSG_RESULT(yes)
3463   else
3464     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3465   fi
3466
3467   if test x$FOUND_KRB5 = x"no"; then
3468     #################################################
3469     # see if this box has the SuSE location for the heimdal krb implementation
3470     AC_MSG_CHECKING(for /usr/include/heimdal)
3471     if test -d /usr/include/heimdal; then
3472       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3473           KRB5_CFLAGS="-I/usr/include/heimdal"
3474           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3475           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3476           FOUND_KRB5=yes
3477           AC_MSG_RESULT(yes)
3478       else
3479           KRB5_CFLAGS="-I/usr/include/heimdal"
3480           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3481           FOUND_KRB5=yes
3482           AC_MSG_RESULT(yes)
3483       fi
3484     else
3485       AC_MSG_RESULT(no)
3486     fi
3487   fi
3488
3489   if test x$FOUND_KRB5 = x"no"; then
3490     #################################################
3491     # see if this box has the RedHat location for kerberos
3492     AC_MSG_CHECKING(for /usr/kerberos)
3493     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3494       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3495       KRB5_CFLAGS="-I/usr/kerberos/include"
3496       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3497       FOUND_KRB5=yes
3498       AC_MSG_RESULT(yes)
3499     else
3500       AC_MSG_RESULT(no)
3501     fi
3502   fi
3503
3504   if test x$FOUND_KRB5 = x"no"; then
3505     #################################################
3506     # see if this box has the OpenBSD location for heimdal krb5
3507     AC_MSG_CHECKING(for /usr/include/kerberosV)
3508     if test -d /usr/include/kerberosV; then
3509       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3510       KRB5_LIBS="-lcrypto"
3511       FOUND_KRB5=yes
3512       AC_MSG_RESULT(yes)
3513     else
3514       AC_MSG_RESULT(no)
3515     fi
3516   fi
3517
3518   ac_save_CFLAGS=$CFLAGS
3519   ac_save_CPPFLAGS=$CPPFLAGS
3520   ac_save_LDFLAGS=$LDFLAGS
3521
3522   # remove needless evil rpath stuff as early as possible:
3523   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3524   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3525   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3526   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3527   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3528
3529   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3530
3531   # now check for krb5.h. Some systems have the libraries without the headers!
3532   # note that this check is done here to allow for different kerberos
3533   # include paths
3534   AC_CHECK_HEADERS(krb5.h)
3535
3536   if test x"$ac_cv_header_krb5_h" = x"no"; then
3537
3538     # Give a warning if AD support was not explicitly requested,
3539     # i.e with_ads_support = auto, otherwise die with an error.
3540
3541     if test x"$with_ads_support" = x"yes"; then
3542       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3543     else
3544       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3545     fi
3546
3547     # Turn off AD support and restore CFLAGS and LIBS variables
3548
3549     with_ads_support="no"
3550
3551     CFLAGS=$ac_save_CFLAGS
3552     CPPFLAGS=$ac_save_CPPFLAGS
3553     LDFLAGS=$ac_save_LDFLAGS
3554   fi
3555   AC_CHECK_HEADERS([krb5/locate_plugin.h], [], [],
3556 [[#ifdef HAVE_KRB5_H
3557  #include <krb5.h>
3558  #endif
3559 ]])
3560
3561   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3562         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3563         if test x"$BLDSHARED" = x"true" ; then
3564                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3565         fi
3566   fi
3567
3568   # check for new heimdal KRB5_DEPRECATED handling
3569
3570   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3571                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3572     AC_TRY_COMPILE(
3573       [#define KRB5_DEPRECATED 1
3574       #include <krb5.h>],
3575       [],
3576       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3577       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3578
3579   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3580     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3581                [Whether to use deprecated krb5 interfaces])
3582   fi
3583 fi
3584
3585 # Now we have determined whether we really want ADS support
3586 use_ads=no
3587 if test x"$with_ads_support" != x"no"; then
3588   use_ads=yes
3589   have_gssapi=no
3590   ac_save_LIBS=$LIBS
3591
3592   # now check for gssapi headers.  This is also done here to allow for
3593   # different kerberos include paths
3594   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3595
3596   ##################################################################
3597   # we might need the k5crypto and com_err libraries on some systems
3598   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3599   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3600
3601   # Heimdal checks.
3602   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3603   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3604   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3605
3606   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3607   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3608
3609   ########################################################
3610   # now see if we can find the krb5 libs in standard paths
3611   # or as specified above
3612   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3613   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3614
3615   ########################################################
3616   # now see if we can find the gssapi libs in standard paths
3617   if test x"$have_gssapi" != x"yes"; then
3618      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3619   fi
3620
3621   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3622   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3623   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3624   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3625   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3626   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3627   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3628   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3629   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3630   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3631   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3632   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3633   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3634   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3635   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3636   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3637   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3638   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3639   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3640   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3641   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3642   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3643   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3644   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3645   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3646   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3647   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3648   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3649   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3650   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3651   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3652   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3653   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3654   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3655   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3656   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3657   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3658   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3659   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3660   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3661   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3662   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3663   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3664   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3665   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3666   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3667   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3668   # MIT krb5 1.8 does not expose this call (yet)
3669   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3670
3671   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3672   # but does have the symbol
3673   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3674
3675   LIBS="$KRB5_LIBS $LIBS"
3676
3677   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3678         smb_krb5_cv_ticket_has_keyinfo,
3679         [
3680             AC_TRY_COMPILE(
3681             [
3682                 #include <krb5.h>
3683             ],
3684             [
3685                 krb5_ticket ticket;
3686                 krb5_kvno kvno;
3687                 krb5_enctype enctype;
3688
3689                 enctype = ticket.enc_part.enctype;
3690                 kvno = ticket.enc_part.kvno;
3691             ],
3692             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3693             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3694         ])
3695
3696   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3697         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3698             [Whether the krb5_ticket structure contains the kvno and enctype])
3699   fi
3700
3701   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3702           smb_krb5_cv_creds_opt_free_context,
3703           [
3704                 AC_TRY_COMPILE([
3705                     #include <krb5.h>],
3706                     [
3707                         krb5_context ctx;
3708                         krb5_get_init_creds_opt *opt = NULL;
3709                         krb5_get_init_creds_opt_free(ctx, opt);
3710                     ],
3711                     [smb_krb5_cv_creds_opt_free_context=yes],
3712                     [smb_krb5_cv_creds_opt_free_context=no]
3713                 )
3714           ])
3715
3716   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3717         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3718             [Whether krb5_get_init_creds_opt_free takes a context argument])
3719   fi
3720
3721   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3722     AC_TRY_COMPILE([
3723         #include <krb5.h>],
3724         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3725         [smb_krb5_cv_verify_checksum=7],
3726         [smb_krb5_cv_verify_checksum=6],
3727     )
3728   ])
3729   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3730
3731   AC_CACHE_CHECK([for checksum in krb5_checksum],
3732                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3733     AC_TRY_COMPILE([#include <krb5.h>],
3734       [krb5_checksum cksum; cksum.checksum.length = 0;],
3735       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3736       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3737
3738   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3739     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3740                [Whether the krb5_checksum struct has a checksum property])
3741   fi
3742
3743   AC_CACHE_CHECK([for etype in EncryptedData],
3744                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3745     AC_TRY_COMPILE([#include <krb5.h>],
3746       [EncryptedData edata; edata.etype = 0;],
3747       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3748       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3749
3750   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3751     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3752                [Whether the EncryptedData struct has a etype property])
3753   fi
3754
3755   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3756                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3757     AC_TRY_COMPILE([#include <krb5.h>],
3758       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3759       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3760       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3761
3762   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3763     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3764                [Whether the krb5_ap_req struct has a ticket pointer])
3765   fi
3766
3767   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3768                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3769     AC_TRY_COMPILE([#include <krb5.h>],
3770       [krb5_error err; err.e_data = NULL;],
3771       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3772       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3773
3774   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3775     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3776                [Whether the krb5_error struct has a e_data pointer])
3777   fi
3778
3779   AC_CACHE_CHECK([for krb5_crypto type],
3780                 samba_cv_HAVE_KRB5_CRYPTO,[
3781     AC_TRY_COMPILE([#include <krb5.h>],
3782       [krb5_crypto crypto;],
3783       samba_cv_HAVE_KRB5_CRYPTO=yes,
3784       samba_cv_HAVE_KRB5_CRYPTO=no)])
3785
3786   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3787     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3788                [Whether the type krb5_crypto exists])
3789   fi
3790
3791   AC_CACHE_CHECK([for krb5_encrypt_block type],
3792                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3793     AC_TRY_COMPILE([#include <krb5.h>],
3794       [krb5_encrypt_block block;],
3795       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3796       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3797
3798   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3799     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3800                [Whether the type krb5_encrypt_block exists])
3801   fi
3802
3803   AC_CACHE_CHECK([for addrtype in krb5_address],
3804                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3805     AC_TRY_COMPILE([#include <krb5.h>],
3806       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3807       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3808       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3809
3810   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3811     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3812                [Whether the krb5_address struct has a addrtype property])
3813   fi
3814
3815   AC_CACHE_CHECK([for addr_type in krb5_address],
3816                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3817     AC_TRY_COMPILE([#include <krb5.h>],
3818       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3819       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3820       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3821
3822   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3823     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3824               [Whether the krb5_address struct has a addr_type property])
3825   fi
3826
3827   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3828                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3829                  [AC_TRY_COMPILE([#include <krb5.h>],
3830     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3831     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3832
3833   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3834     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3835               [Whether the krb5_ticket struct has a enc_part2 property])
3836   fi
3837
3838   AC_CACHE_CHECK([for keyblock in krb5_creds],
3839                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3840     AC_TRY_COMPILE([#include <krb5.h>],
3841       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3842       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3843       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3844
3845   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3846     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3847               [Whether the krb5_creds struct has a keyblock property])
3848   fi
3849
3850   AC_CACHE_CHECK([for session in krb5_creds],
3851                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3852     AC_TRY_COMPILE([#include <krb5.h>],
3853       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3854       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3855       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3856
3857   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3858     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3859               [Whether the krb5_creds struct has a session property])
3860   fi
3861
3862   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3863                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3864     AC_TRY_COMPILE([#include <krb5.h>],
3865       [krb5_keyblock key; key.keyvalue.data = NULL;],
3866       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3867       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3868
3869   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3870     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3871               [Whether the krb5_keyblock struct has a keyvalue property])
3872   fi
3873
3874   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3875                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3876     AC_TRY_COMPILE([#include <krb5.h>],
3877       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3878       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3879       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3880   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3881                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3882     AC_TRY_COMPILE([#include <krb5.h>],
3883       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3884       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3885       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3886 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3887 # w.r.t. arcfour and windows, so we must not enable it here
3888   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3889           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3890     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3891               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3892   fi
3893
3894   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3895                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3896     AC_TRY_COMPILE([#include <krb5.h>],
3897       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3898       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3899       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3900
3901   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3902     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3903               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3904   fi
3905
3906   AC_CACHE_CHECK([for KV5M_KEYTAB],
3907                  samba_cv_HAVE_KV5M_KEYTAB,[
3908     AC_TRY_COMPILE([#include <krb5.h>],
3909       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3910       samba_cv_HAVE_KV5M_KEYTAB=yes,
3911       samba_cv_HAVE_KV5M_KEYTAB=no)])
3912
3913   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3914       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3915              [Whether the KV5M_KEYTAB option is available])
3916   fi
3917
3918   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3919                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3920     AC_TRY_COMPILE([#include <krb5.h>],
3921       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3922       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3923       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3924
3925   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3926     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3927               [Whether KRB5_KU_OTHER_CKSUM is available])
3928   fi
3929
3930   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3931                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3932     AC_TRY_COMPILE([#include <krb5.h>],
3933       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3934       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3935       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3936
3937   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3938     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3939               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3940   fi
3941
3942   AC_CACHE_CHECK([for the krb5_princ_component macro],
3943                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3944     AC_TRY_LINK([#include <krb5.h>],
3945       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3946       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3947       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3948
3949   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3950     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3951                [Whether krb5_princ_component is available])
3952   fi
3953
3954   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3955                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3956     AC_TRY_COMPILE([#include <krb5.h>],
3957       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3958       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3959       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3960
3961   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3962     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3963               [Whether krb5_keytab_entry has key member])
3964   fi
3965
3966   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3967                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3968     AC_TRY_COMPILE([#include <krb5.h>],
3969       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3970       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3971       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3972
3973   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3974     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3975               [Whether krb5_keytab_entry has keyblock member])
3976   fi
3977
3978   AC_CACHE_CHECK([for magic in krb5_address],
3979                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3980     AC_TRY_COMPILE([#include <krb5.h>],
3981       [krb5_address addr; addr.magic = 0;],
3982       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3983       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3984
3985   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3986     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3987               [Whether the krb5_address struct has a magic property])
3988   fi
3989
3990   AC_CACHE_CHECK([for WRFILE: keytab support],
3991                 samba_cv_HAVE_WRFILE_KEYTAB,[
3992     AC_TRY_RUN([
3993 #include<krb5.h>
3994   main()
3995   {
3996     krb5_context context;
3997     krb5_keytab keytab;
3998
3999     krb5_init_context(&context);
4000     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
4001   }],
4002   samba_cv_HAVE_WRFILE_KEYTAB=yes,
4003   samba_cv_HAVE_WRFILE_KEYTAB=no)])
4004
4005   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
4006       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
4007                [Whether the WRFILE:-keytab is supported])
4008   fi
4009
4010   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
4011                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
4012     AC_TRY_COMPILE([#include <krb5.h>],
4013     [
4014     krb5_context context;
4015     krb5_principal principal;
4016     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
4017     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
4018     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
4019
4020   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
4021     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
4022               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
4023   fi
4024
4025   AC_CACHE_CHECK([for krb5_addresses type],
4026                 samba_cv_HAVE_KRB5_ADDRESSES,[
4027     AC_TRY_COMPILE([#include <krb5.h>],
4028       [krb5_addresses addr;],
4029       samba_cv_HAVE_KRB5_ADDRESSES=yes,
4030       samba_cv_HAVE_KRB5_ADDRESSES=no)])
4031
4032   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
4033     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
4034                [Whether the type krb5_addresses type exists])
4035   fi
4036
4037   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
4038                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
4039     AC_TRY_COMPILE([#include <krb5.h>],
4040     [
4041     krb5_mk_error(0,0,0);],
4042     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
4043     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
4044
4045   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
4046     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
4047               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
4048   fi
4049
4050   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
4051     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
4052         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
4053         AC_TRY_RUN_STRICT([
4054                 #include <stdlib.h>
4055                 #include <krb5.h>
4056                 int main(void) {
4057                         krb5_context context = NULL;
4058                         char *str = NULL;
4059                         krb5_enctype_to_string(context, 1, &str);
4060                         if (str) free (str);
4061                         return 0;
4062                 }
4063                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4064                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
4065                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
4066
4067     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
4068       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
4069                 [whether krb5_enctype_to_string takes krb5_context argument])
4070     fi
4071
4072     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
4073         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
4074         AC_TRY_RUN_STRICT([
4075                 #include <krb5.h>
4076                 int main(void) {
4077                         char buf[256];
4078                         krb5_enctype_to_string(1, buf, 256);
4079                         return 0;
4080                 }
4081                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4082                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
4083                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
4084
4085     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
4086       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
4087                 [whether krb5_enctype_to_string takes size_t argument])
4088     fi
4089   fi
4090
4091   AC_CACHE_CHECK([for krb5_principal_get_realm],
4092                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
4093     AC_TRY_LINK([#include <krb5.h>],
4094       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
4095       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
4096       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
4097
4098   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
4099     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
4100                [Whether the function krb5_principal_get_realm is defined])
4101   fi
4102
4103   AC_CACHE_CHECK([for krb5_princ_realm],
4104                 samba_cv_HAVE_KRB5_PRINC_REALM,[
4105     AC_TRY_LINK([#include <krb5.h>],
4106       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
4107       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
4108       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
4109
4110   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
4111     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
4112                [Whether the macro krb5_princ_realm is defined])
4113   fi
4114
4115   #
4116   #
4117   # Now the decisions whether we can support krb5
4118   #
4119   # NOTE: all tests should be done before this block!
4120   #
4121   #
4122   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
4123     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
4124     use_ads=no
4125   fi
4126
4127   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
4128           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
4129   then
4130     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
4131     use_ads=no
4132   fi
4133
4134   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
4135           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
4136   then
4137     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
4138     use_ads=no
4139   fi
4140
4141   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
4142           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
4143   then
4144     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
4145     use_ads=no
4146   fi
4147
4148   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
4149           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
4150   then
4151     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
4152     use_ads=no
4153   fi
4154
4155   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
4156
4157       # We only need the following functions if we can't get the enctype
4158       # and kvno out of the ticket directly (ie. on Heimdal).
4159
4160       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
4161       then
4162         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
4163         use_ads=no
4164       fi
4165
4166       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
4167       then
4168         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
4169         use_ads=no
4170       fi
4171
4172   fi
4173
4174   if test x"$use_ads" = x"yes"; then
4175     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4176     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4177     if test x"$have_gssapi" = x"yes"; then
4178       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
4179     fi
4180   else
4181     if test x"$with_ads_support" = x"yes"; then
4182         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4183     else
4184         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
4185     fi
4186     AC_REMOVE_DEFINE(HAVE_KRB5_H)
4187     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
4188     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
4189     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
4190     KRB5_LIBS=""
4191     with_ads_support=no
4192   fi
4193   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
4194   AC_MSG_RESULT([$use_ads])
4195
4196 LIBS="$ac_save_LIBS"
4197 fi
4198
4199 if test x"$use_ads" != xyes; then
4200         merged_build_possible=no
4201 fi
4202
4203 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4204 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4205
4206
4207 ########################################################
4208 # Compile with DNS Updates support?
4209
4210 with_dnsupdate_support=no
4211 AC_MSG_CHECKING([whether to enable DNS Updates support])
4212
4213 AC_ARG_WITH(dnsupdate,
4214 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
4215 [ case "$withval" in
4216     yes|no)
4217         with_dnsupdate_support=$withval
4218         ;;
4219   esac ])
4220
4221 AC_MSG_RESULT($with_dnsupdate_support)
4222
4223 if test x"$with_dnsupdate_support" != x"no"; then
4224
4225   ################################################################
4226   # first test for Active Directory support being enabled
4227   #if test x"$with_ads_support" = x"no"; then
4228   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
4229   #             with_dnsupdate_support=no
4230   #fi
4231   ##################################################################
4232   # then test for uuid.h (necessary to generate unique DNS keynames
4233   # (uuid.h is required for this test)
4234   AC_CHECK_HEADERS(uuid/uuid.h)
4235
4236   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
4237         if test x"$with_dnsupdate_support" = x"yes"; then
4238          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
4239         else
4240          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
4241         fi
4242         with_dnsupdate_support=no
4243   fi
4244 fi
4245
4246 if test x"$with_dnsupdate_support" != x"no"; then
4247
4248   ########################################################
4249   # Now see if we can find the uuid libs in standard paths