7e4ae87757f66bccec0fb2f044f34c52c2f18eda
[ira/wip.git] / 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_TARGET)
76 AC_SUBST(LIBWBCLIENT_SOVER)
77 AC_SUBST(LIBWBCLIENT)
78 AC_SUBST(LIBWBCLIENT_LIBS)
79
80 AC_SUBST(LIBSAMBAUTIL_SHARED)
81
82 AC_SUBST(PRINT_LIBS)
83 AC_SUBST(AUTH_LIBS)
84 AC_SUBST(ACL_LIBS)
85 AC_SUBST(PASSDB_LIBS)
86 AC_SUBST(IDMAP_LIBS)
87 AC_SUBST(KRB5_LIBS)
88 AC_SUBST(UUID_LIBS)
89 AC_SUBST(LDAP_LIBS)
90 AC_SUBST(GPEXT_LIBS)
91 AC_SUBST(PAM_MODULES)
92 AC_SUBST(INSTALL_PAM_MODULES)
93 AC_SUBST(UNINSTALL_PAM_MODULES)
94 AC_SUBST(NSS_MODULES)
95 AC_SUBST(EXTRA_BIN_PROGS)
96 AC_SUBST(CIFSMOUNT_PROGS)
97 AC_SUBST(INSTALL_CIFSMOUNT)
98 AC_SUBST(UNINSTALL_CIFSMOUNT)
99 AC_SUBST(CIFSUMOUNT_PROGS)
100 AC_SUBST(INSTALL_CIFSUMOUNT)
101 AC_SUBST(UNINSTALL_CIFSUMOUNT)
102 AC_SUBST(CIFSUPCALL_PROGS)
103 AC_SUBST(INSTALL_CIFSUPCALL)
104 AC_SUBST(UNINSTALL_CIFSUPCALL)
105 AC_SUBST(EXTRA_SBIN_PROGS)
106 AC_SUBST(EXTRA_ALL_TARGETS)
107 AC_SUBST(CONFIG_LIBS)
108 AC_SUBST(NSCD_LIBS)
109
110 # compile with optimization and without debugging by default, but
111 # allow people to set their own preference.
112 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
113 # if it has no value.  This prevent *very* large debug binaries from occurring
114 # by default.
115 if test "x$debug" = "xyes" ; then
116         CFLAGS="${CFLAGS} -g"
117 fi
118 if test "x$CFLAGS" = x; then
119   CFLAGS="-O"
120 fi
121
122 m4_include(../lib/socket_wrapper/config.m4)
123 m4_include(../lib/nss_wrapper/config.m4)
124
125 m4_include(m4/swat.m4)
126
127 # Probe the gcc version for extra CFLAGS. We always stash these in
128 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
129 # Makefile edit, avoiding the need to re-run configure.
130 if test x"$ac_cv_prog_gcc" = x"yes" ; then
131         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
132         # Add -Wdeclaration-after-statement if compiler supports it
133         AC_CACHE_CHECK(
134           [that the C compiler understands -Wdeclaration-after-statement],
135           samba_cv_HAVE_Wdeclaration_after_statement, [
136           AC_TRY_RUN_STRICT([
137             int main(void)
138             {
139                 return 0;
140             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
141             samba_cv_HAVE_Wdeclaration_after_statement=yes,
142             samba_cv_HAVE_Wdeclaration_after_statement=no,
143             samba_cv_HAVE_Wdeclaration_after_statement=cross)
144        ])
145
146         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
147             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
148         fi
149
150         #-Werror-implicit-function-declaration
151         AC_CACHE_CHECK(
152           [that the C compiler understands -Werror-implicit-function-declaration],
153           samba_cv_HAVE_Werror_implicit_function_declaration, [
154           AC_TRY_RUN_STRICT([
155             int main(void)
156             {
157                 return 0;
158             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
159             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
160             samba_cv_HAVE_Werror_implicit_function_declaration=no,
161             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
162        ])
163        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
164             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
165        fi
166
167         # krb5developer is like developer, except we don't get
168         # -Wstrict-prototypes.
169        if test x"$krb5_developer" != x"$yes" ; then
170             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
171        fi
172
173        if test x"$picky_developer" = x"yes"; then
174             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
175        fi
176 fi
177
178 #################################################
179 # check for a shared memory profiling support
180 AC_MSG_CHECKING(whether to use profiling)
181 AC_ARG_WITH(profiling-data,
182 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
183 [ case "$withval" in
184   yes)
185     AC_MSG_RESULT(yes)
186     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
187     samba_cv_WITH_PROFILE=yes
188     ;;
189   *)
190     AC_MSG_RESULT(no)
191     samba_cv_WITH_PROFILE=no
192     ;;
193   esac ],
194   AC_MSG_RESULT(no)
195 )
196
197 dnl Checks for programs.
198 merged_build_possible=yes
199
200 AC_PROG_INSTALL
201 AC_PROG_AWK
202 # Check for GNU make
203 m4_include(../m4/check_make.m4)
204 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
205
206 # Check for perl
207 m4_include(../m4/check_perl.m4)
208 AC_SAMBA_PERL([true], [merged_build_possible=no])
209
210 AC_CHECK_TOOL(AR, ar)
211
212 dnl Check if we use GNU ld
213 LD=ld
214 AC_PROG_LD_GNU
215
216 dnl Certain versions of GNU ld the default is not to have the
217 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
218 dnl warnings when building modules.
219 if test "$ac_cv_prog_gnu_ld" = "yes"; then
220         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
221         AC_MSG_CHECKING(GNU ld release date)
222         changequote(,)dnl
223         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
224         changequote([,])dnl
225         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
226         if test -n "$ac_cv_gnu_ld_date"; then
227         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
228                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
229         fi
230         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
231                 ac_cv_gnu_ld_version_script=yes
232         fi
233         else
234            AC_MSG_CHECKING(GNU ld release version)
235            changequote(,)dnl
236            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'`
237            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
238            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
239            changequote([,])dnl
240            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
241            AC_MSG_CHECKING(GNU ld release version major)
242            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
243            AC_MSG_CHECKING(GNU ld release version minor)
244            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
245            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
246              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
247            fi
248            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
249              ac_cv_gnu_ld_version_script=yes
250            fi
251         fi
252 fi
253
254 dnl look for executable suffix
255 AC_EXEEXT
256
257 dnl Check if C compiler understands -c and -o at the same time
258 AC_PROG_CC_C_O
259 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
260       BROKEN_CC=
261 else
262       BROKEN_CC=#
263 fi
264 AC_SUBST(BROKEN_CC)
265
266 dnl Check if the C compiler understands -Werror
267 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
268  AC_TRY_RUN_STRICT([
269   int main(void)
270   {
271         return 0;
272   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
273   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
274 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
275    Werror_FLAGS="-Werror"
276 else
277 dnl Check if the C compiler understands -w2
278 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
279  AC_TRY_RUN_STRICT([
280   int main(void)
281   {
282         return 0;
283   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
284   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
285 if test x"$samba_cv_HAVE_w2" = x"yes"; then
286    Werror_FLAGS="-w2"
287 else
288 dnl Check if the C compiler understands -errwarn
289 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
290   AC_TRY_RUN_STRICT([
291    int main(void)
292    {
293         return 0;
294    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
295    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
296 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
297    Werror_FLAGS="-errwarn=%all"
298 fi
299 fi
300 fi
301
302 ############################################
303 # check if the compiler can handle negative enum values
304 # and don't truncate the values to INT_MAX
305 # a runtime test is needed here
306 AC_SUBST(PIDL_ARGS)
307 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
308     AC_TRY_RUN(
309 [
310         #include <stdio.h>
311         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
312         int main(void) {
313                 enum negative_values v1 = NEGATIVE_VALUE;
314                 unsigned v2 = NEGATIVE_VALUE;
315
316                 if (v1 != 0xFFFFFFFF) {
317                         printf("%u != 0xFFFFFFFF\n", v1);
318                         return 1;
319                 }
320                 if (v2 != 0xFFFFFFFF) {
321                         printf("%u != 0xFFFFFFFF\n", v2);
322                         return 1;
323                 }
324
325                 return 0;
326         }
327 ],
328         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
329 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
330         AC_MSG_WARN([using --uint-enums for pidl])
331         PIDL_ARGS="$PIDL_ARGS --uint-enums"
332 fi
333
334 dnl Figure out the flags to support named structure initializers
335
336 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
337
338 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
339 AC_MSG_CHECKING(uname -s)
340 AC_MSG_RESULT(${UNAME_S})
341
342 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
343 AC_MSG_CHECKING(uname -r)
344 AC_MSG_RESULT(${UNAME_R})
345
346 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
347 AC_MSG_CHECKING(uname -m)
348 AC_MSG_RESULT(${UNAME_M})
349
350 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
351 AC_MSG_CHECKING(uname -p)
352 AC_MSG_RESULT(${UNAME_P})
353
354 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
355 AC_MSG_CHECKING(uname -i)
356 AC_MSG_RESULT(${UNAME_I})
357
358 dnl Add #include for broken IRIX header files
359   case "$host_os" in
360         *irix6*)
361                 #TODO add to libreplace
362                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
363                         dnl Fix sensible defaults for MIPSPro compilers. The
364                         dnl error numbers are valid for the 7.3 compilers,
365                         dnl hopefully also valid for the 7.4 series.
366                         dnl
367                         dnl Bugzilla 3801. Force an error on warning 1035
368                         dnl so we don't incorrectly detect stdint.h. This
369                         dnl warning is emitted for #error directives.
370                         CFLAGS="$CFLAGS -diag_error 1035"
371                         dnl 1209: Controlling expression is constant
372                         dnl 1174: Function foo declared but never referenced
373                         dnl 3201: Parameter foo was never referenced
374                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
375                 fi
376         ;;
377 esac
378
379 DYNEXP=
380 AC_SUBST(DYNEXP)
381
382 dnl Add modules that have to be built by default here
383 dnl These have to be built static:
384 default_static_modules="pdb_smbpasswd pdb_tdbsam pdb_wbc_sam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
385
386 dnl These are preferably build shared, and static if dlopen() is not available
387 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb vfs_smb_traffic_analyzer vfs_preopen vfs_catia"
388
389 if test "x$developer" = xyes; then
390    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
391    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
392 fi
393
394 #
395 # Config CPPFLAG settings for strange OS's that must be set
396 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
397 # case statement; its first reference must be unconditional.
398 #
399 case "$host_os" in
400     *hpux*)
401 #
402 # Defines needed for HPUX support.
403 # HPUX has bigcrypt but (sometimes?) doesn't use it for
404 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
405 #
406       case `uname -r` in
407                 *9*|*10*|*11)
408                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
409                 ;;
410       esac
411       ;;
412
413 #
414 # CRAY Unicos has broken const handling
415        *unicos*)
416           AC_MSG_RESULT([disabling const])
417           CPPFLAGS="$CPPFLAGS -Dconst="
418           ;;
419         
420 #
421 # AIX4.x doesn't even admit to having large
422 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
423 #
424     *aix4*)
425           AC_MSG_RESULT([enabling large file support])
426       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
427           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
428       ;;
429 #
430 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
431 # to the existance of large files..
432 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
433 # recommendations on large file support, however it makes the
434 # compile work using gcc 2.7 and 2.8, whereas using the Sun
435 # recommendation makes the compile fail on gcc2.7. JRA.
436 #
437 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
438 #
439         *solaris*)
440                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
441                 case `uname -r` in
442                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
443                                 AC_MSG_RESULT([no large file support])
444                                 ;;
445                         5.*)
446                         AC_MSG_RESULT([enabling large file support])
447                         if test "$ac_cv_prog_gcc" = yes; then
448                                 ${CC-cc} -v >conftest.c 2>&1
449                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
450                                 rm -fr conftest.c
451                                 case "$ac_cv_gcc_compiler_version_number" in
452                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
453                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
454                                                 LDFLAGS="$LDFLAGS -lthread"
455                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
456                                                 ;;
457                                         *)
458                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
459                                                 LDFLAGS="$LDFLAGS -lthread"
460                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
461                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
462                                                 ;;
463                                 esac
464                         else
465                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
466                                 LDFLAGS="$LDFLAGS -lthread"
467                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
468                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
469                         fi
470                         ;;
471                 esac
472                 ;;
473 #
474 # IRIX uses SYSV printing.  Make sure to set that here
475 #
476         *irix*)
477                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
478                 ;;
479         *freebsd*|*dragonfly*)
480                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
481                 ;;
482 #
483 # VOS may need to have POSIX support and System V compatibility enabled.
484 #
485     *vos*)
486     case "$CPPFLAGS" in
487           *-D_POSIX_C_SOURCE*)
488                 ;;
489           *)
490                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
491                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
492                 ;;
493     esac
494     case "$CPPFLAGS" in
495           *-D_SYSV*|*-D_SVID_SOURCE*)
496                 ;;
497           *)
498                 CPPFLAGS="$CPPFLAGS -D_SYSV"
499                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
500     esac
501     ;;
502 #
503 # Tests needed for SINIX large file support.
504 #
505     *sysv4*)
506       if test $host = mips-sni-sysv4 ; then
507         AC_MSG_CHECKING([for LFS support])
508         old_CPPFLAGS="$CPPFLAGS"
509         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
510         AC_TRY_RUN([
511 #include <unistd.h>
512 main () {
513 #if _LFS64_LARGEFILE == 1
514 exit(0);
515 #else
516 exit(1);
517 #endif
518 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
519         CPPFLAGS="$old_CPPFLAGS"
520         if test x$SINIX_LFS_SUPPORT = xyes ; then
521           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
522                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
523           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
524           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
525           LIBS="`getconf LFS64_LIBS` $LIBS"
526         fi
527       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
528       fi
529     ;;
530
531 # Systems with LFS support.
532 #
533     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
534         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
535         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
536         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
537         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
538         ;;
539
540 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
541 #
542     *linux*)
543         AC_MSG_CHECKING([for LFS support])
544         old_CPPFLAGS="$CPPFLAGS"
545         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
546        AC_TRY_RUN([
547 #include <unistd.h>
548 #include <sys/utsname.h>
549 #include <string.h>
550 #include <stdlib.h>
551 main() {
552 #if _LFS64_LARGEFILE == 1
553        struct utsname uts;
554        char *release;
555        int major, minor;
556
557        /* Ensure this is glibc 2.2 or higher */
558 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
559        int libc_major = __GLIBC__;
560        int libc_minor = __GLIBC_MINOR__;
561
562        if (libc_major < 2)
563               exit(1);
564        if (libc_minor < 2)
565               exit(1);
566 #endif
567
568        /* Ensure this is kernel 2.4 or higher */
569
570        uname(&uts);
571        release = strdup(uts.release);
572        major = atoi(strsep(&release, "."));
573        minor = atoi(strsep(&release, "."));
574
575        if (major > 2 || (major == 2 && minor > 3))
576                exit(0);
577        exit(1);
578 #else
579        exit(1);
580 #endif
581 }
582 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
583         CPPFLAGS="$old_CPPFLAGS"
584         if test x$LINUX_LFS_SUPPORT = xyes ; then
585                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
586                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
587                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
588                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
589         fi
590         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
591         ;;
592
593 #
594 # MacOS X is the *only* system that uses compose character in utf8. This
595 # is so horribly broken....
596 #
597     *darwin*)
598         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
599
600 # Add a system specific charset module.
601         default_shared_modules="$default_shared_modules charset_macosxfs"
602
603         ;;
604     *hurd*)
605         AC_MSG_CHECKING([for LFS support])
606         old_CPPFLAGS="$CPPFLAGS"
607         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
608         AC_TRY_RUN([
609 #include <unistd.h>
610 main () {
611 #if _LFS64_LARGEFILE == 1
612 exit(0);
613 #else
614 exit(1);
615 #endif
616 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
617         CPPFLAGS="$old_CPPFLAGS"
618         if test x$GLIBC_LFS_SUPPORT = xyes ; then
619           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
620                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
621           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
622         fi
623       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
624     ;;
625     *qnx*)
626         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
627         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
628         ;;
629
630 esac
631
632 SAVE_CPPFLAGS="${CPPFLAGS}"
633 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
634
635 AC_LIBREPLACE_BROKEN_CHECKS
636 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
637 AC_LIBREPLACE_NETWORK_CHECKS
638
639 CPPFLAGS="${SAVE_CPPFLAGS}"
640
641 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
642
643 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
644 AC_SUBST(LIBREPLACE_OBJS)
645
646 # add -ldl to the global LIBS
647 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
648 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
649
650
651 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
652 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
653 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
654 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
655 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
656 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
657 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
658 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
659 AC_CHECK_HEADERS(sys/sysmacros.h)
660 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
661 AC_CHECK_HEADERS(langinfo.h locale.h)
662 AC_CHECK_HEADERS(xfs/libxfs.h)
663 AC_CHECK_HEADERS(netgroup.h)
664
665 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
666 #if HAVE_RPC_RPC_H
667 #include <rpc/rpc.h>
668 #endif
669 ]])
670
671 ## These fail to compile on IRIX so just check for their presence
672 AC_CHECK_HEADERS(sys/mode.h,,,)
673
674 # Look for Darwin headers
675 old_CPPFLAGS="$CPPFLAGS"
676 CPPFLAGS="-Iinclude $CPPFLAGS"
677 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
678 CPPFLAGS="$old_CPPFLAGS"
679
680 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
681 # subdirectory of headers.
682 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
683
684 #
685 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
686 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
687 #
688 case "$host_os" in
689     *hpux*)
690                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
691                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
692                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
693                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
694                 fi
695         ;;
696 esac
697 AC_CHECK_HEADERS(shadow.h)
698 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
699 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
700
701 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
702 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
703
704 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
705
706 # For experimental utmp support (lastlog on some BSD-like systems)
707 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
708
709 AC_CHECK_SIZEOF(int,cross)
710 AC_CHECK_SIZEOF(long,cross)
711 AC_CHECK_SIZEOF(long long,cross)
712 AC_CHECK_SIZEOF(short,cross)
713
714 AC_C_CONST
715 AC_C_INLINE
716 AC_C_BIGENDIAN
717 AC_C_CHAR_UNSIGNED
718
719 AC_TYPE_SIGNAL
720 AC_TYPE_UID_T
721 AC_TYPE_MODE_T
722 AC_TYPE_OFF_T
723 AC_TYPE_SIZE_T
724 AC_TYPE_PID_T
725 AC_STRUCT_ST_RDEV
726 AC_DIRENT_D_OFF
727 AC_CHECK_TYPE(ssize_t, int)
728 AC_CHECK_TYPE(wchar_t, unsigned short)
729
730 ############################################
731 # for cups support we need libcups, and a handful of header files
732
733 AC_ARG_ENABLE(cups,
734 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
735
736 if test x$enable_cups != xno; then
737         AC_PATH_PROG(CUPS_CONFIG, cups-config)
738
739         if test "x$CUPS_CONFIG" != x; then
740
741                 ac_save_CFLAGS=$CFLAGS
742                 ac_save_LDFLAGS=$LDFLAGS
743                 ac_save_PRINT_LIBS=$PRINT_LIBS
744                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
745                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
746                 PRINT_LIBS="$PRINT_LIBS -lcups"
747                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
748                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
749                         x"$ac_cv_header_cups_language_h" = xyes; then
750                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
751                         samba_cv_HAVE_CUPS=yes
752                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
753                 else
754                         AC_MSG_WARN([cups-config around but cups-devel not installed])
755                         CFLAGS=$ac_save_CFLAGS
756                         LDFLAGS=$ac_save_LDFLAGS
757                         PRINT_LIBS=$ac_save_PRINT_LIBS
758                 fi
759
760         elif test x"$enable_cups" = x"yes"; then
761                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
762         fi
763 fi
764
765 AC_ARG_ENABLE(iprint,
766 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
767
768 if test x$enable_iprint != xno; then
769         if test x"$samba_cv_HAVE_CUPS" = xyes; then
770                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
771         elif test x"$enable_iprint" = x"yes"; then
772                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
773         fi
774 fi
775
776 ############################################
777 # check if the compiler will optimize out function calls
778 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
779     AC_TRY_LINK([
780 #include <stdio.h>],
781 [
782                 if (0) {
783                    this_function_does_not_exist();
784                 } else {
785                   return 1;
786                 }
787
788 ],
789         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
790 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
791    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
792 fi
793
794 #############################################
795 # check for fd passing struct via msg_control
796 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
797     AC_TRY_COMPILE([
798 #include <sys/types.h>
799 #include <stdlib.h>
800 #include <stddef.h>
801 #include <sys/socket.h>
802 #include <sys/un.h>],
803 [
804         struct msghdr msg;
805         union {
806               struct cmsghdr cm;
807               char control[CMSG_SPACE(sizeof(int))];
808         } control_un;
809         msg.msg_control = control_un.control;
810         msg.msg_controllen = sizeof(control_un.control);
811 ],
812         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
813 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
814    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
815              [If we can use msg_control for passing file descriptors])
816 fi
817
818 #############################################
819 # check for fd passing struct via msg_acctrights
820 AC_CACHE_CHECK([for fd passing via msg_acctrights],
821                 samba_cv_msghdr_msg_acctrights, [
822     AC_TRY_COMPILE([
823 #include <sys/types.h>
824 #include <stdlib.h>
825 #include <stddef.h>
826 #include <sys/socket.h>
827 #include <sys/un.h>],
828 [
829         struct msghdr msg;
830         int fd;
831         msg.msg_acctrights = (caddr_t) &fd;
832         msg.msg_acctrightslen = sizeof(fd);
833 ],
834         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
835 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
836    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
837              [If we can use msg_acctrights for passing file descriptors])
838 fi
839
840 AC_CHECK_FUNCS(dirfd)
841 if test x"$ac_cv_func_dirfd" = x"yes"; then
842         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
843 fi
844
845 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
846     AC_TRY_COMPILE([
847 #include <sys/types.h>
848 #if STDC_HEADERS
849 #include <stdlib.h>
850 #include <stddef.h>
851 #endif
852 #include <signal.h>],[struct sigevent s;],
853         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
854 if test x"$samba_cv_struct_sigevent" = x"yes"; then
855    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
856    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
857         [#include <signal.h>])
858 fi
859
860 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
861     AC_TRY_COMPILE([
862 #include <sys/types.h>
863 #if STDC_HEADERS
864 #include <stdlib.h>
865 #include <stddef.h>
866 #endif
867 #if TIME_WITH_SYS_TIME
868 # include <sys/time.h>
869 # include <time.h>
870 #else
871 # if HAVE_SYS_TIME_H
872 #  include <sys/time.h>
873 # else
874 #  include <time.h>
875 # endif
876 #endif
877 ],[struct timespec ts;],
878         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
879 if test x"$samba_cv_struct_timespec" = x"yes"; then
880    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
881 fi
882
883 # and glibc has setresuid under linux but the function does
884 # nothing until kernel 2.1.44! very dumb.
885 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
886     AC_TRY_RUN([#include <errno.h>
887 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
888         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
889 if test x"$samba_cv_have_setresuid" = x"yes"; then
890     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
891 fi
892
893 # Do the same check for setresguid...
894 #
895 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
896     AC_TRY_RUN([#include <unistd.h>
897 #include <errno.h>
898 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
899         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
900 if test x"$samba_cv_have_setresgid" = x"yes"; then
901     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
902 fi
903
904 AC_FUNC_MEMCMP
905
906 ###############################################
907 # Readline included by default unless explicitly asked not to
908 test "${with_readline+set}" != "set" && with_readline=yes
909
910 # test for where we get readline() from
911 AC_MSG_CHECKING(whether to use readline)
912 AC_ARG_WITH(readline,
913 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
914 [  case "$with_readline" in
915   yes)
916     AC_MSG_RESULT(yes)
917
918     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
919     AC_CHECK_HEADERS(readline/history.h)
920
921     AC_CHECK_HEADERS(readline.h readline/readline.h,[
922       for termlib in ncurses curses termcap terminfo termlib tinfo; do
923        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
924       done
925       AC_CHECK_LIB(readline, rl_callback_handler_install,
926        [TERMLIBS="-lreadline $TERMLIBS"
927        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
928        break], [TERMLIBS=], $TERMLIBS)])
929     ;;
930   no)
931     AC_MSG_RESULT(no)
932     ;;
933   *)
934     AC_MSG_RESULT(yes)
935
936     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
937     # alternate readline path
938     _ldflags=${LDFLAGS}
939     _cppflags=${CPPFLAGS}
940
941     # Add additional search path
942     LDFLAGS="-L$with_readline/lib $LDFLAGS"
943     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
944
945     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
946     AC_CHECK_HEADERS(readline/history.h)
947
948     AC_CHECK_HEADERS(readline.h readline/readline.h,[
949       for termlib in ncurses curses termcap terminfo termlib; do
950        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
951       done
952       AC_CHECK_LIB(readline, rl_callback_handler_install,
953        [TERMLDFLAGS="-L$with_readline/lib"
954        TERMCPPFLAGS="-I$with_readline/include"
955        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
956        TERMLIBS="-lreadline $TERMLIBS"
957        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
958        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
959
960     LDFLAGS=$_ldflags
961     ;;
962   esac],
963   AC_MSG_RESULT(no)
964 )
965 AC_SUBST(TERMLIBS)
966 AC_SUBST(TERMLDFLAGS)
967
968 # The readline API changed slightly from readline3 to readline4, so
969 # code will generate warnings on one of them unless we have a few
970 # special cases.
971 AC_CHECK_LIB(readline, rl_completion_matches,
972              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
973                         [Do we have rl_completion_matches?])],
974              [],
975              [$TERMLIBS])
976
977 # not all readline libs have rl_event_hook or history_list
978 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
979 AC_CHECK_LIB(readline, history_list,
980              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
981              [],
982              [$TERMLIBS])
983
984 ###############################################
985 # test for where we get yp_get_default_domain() from
986 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
987 AC_CHECK_FUNCS(yp_get_default_domain)
988
989 # Check if we have execl, if not we need to compile smbrun.
990 AC_CHECK_FUNCS(execl)
991 if test x"$ac_cv_func_execl" = x"no"; then
992     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
993 fi
994
995 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
996 AC_CHECK_FUNCS(strtol)
997 AC_CHECK_FUNCS(strchr chflags)
998 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
999 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1000 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1001 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1002 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1003 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1004 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1005 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1006 AC_CHECK_FUNCS(getpwent_r)
1007 AC_CHECK_FUNCS(getdents64)
1008 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1009 AC_CHECK_FUNCS(syslog vsyslog timegm)
1010 AC_CHECK_FUNCS(setlocale nl_langinfo)
1011 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1012 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1013 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1014 AC_CHECK_HEADERS(sys/mman.h)
1015 # setbuffer, shmget, shm_open are needed for smbtorture
1016 AC_CHECK_FUNCS(shmget shm_open)
1017 AC_CHECK_FUNCS(gettext dgettext)
1018 AC_CHECK_FUNCS(bindtextdomain textdomain)
1019 AC_CHECK_FUNCS(strupr)
1020
1021 # Find a method of generating a stack trace
1022 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1023 # libexecinfo provides backtrace_symbols on FreeBSD
1024 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1025 AC_CHECK_FUNCS(backtrace_symbols)
1026 AC_CHECK_LIB(exc, trace_back_stack)
1027
1028 # check for sysctlbyname for BSD systems
1029 AC_CHECK_FUNCS(sysctlbyname)
1030
1031 printf "%s" "checking for GPFS GPL libs... "
1032 save_LIBS="$LIBS"
1033 LIBS="$LIBS -lgpfs_gpl"
1034 AC_TRY_LINK([#include <gpfs_gpl.h>],
1035           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1036           samba_cv_HAVE_GPFS=yes,
1037           samba_cv_HAVE_GPFS=no)
1038 echo $samba_cv_HAVE_GPFS
1039 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1040     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1041     default_shared_modules="$default_shared_modules vfs_gpfs"
1042 fi
1043 LIBS="$save_LIBS"
1044
1045 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1046 save_LIBS="$LIBS"
1047 LIBS="$LIBS -lgpfs"
1048 AC_TRY_LINK([#include <gpfs.h>],
1049           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1050           samba_cv_HAVE_GPFS=yes,
1051           samba_cv_HAVE_GPFS=no)
1052 echo $samba_cv_HAVE_GPFS
1053 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1054     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1055     default_shared_modules="$default_shared_modules vfs_gpfs"
1056 fi
1057 LIBS="$save_LIBS"
1058
1059 #############################################
1060 # check if building on Isilon OneFS
1061 printf "%s" "checking for Isilon OneFS... "
1062 save_LIBS="$LIBS"
1063 LIBS="$LIBS -lisi_version"
1064 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1065           [get_isilon_copyright()],
1066           samba_cv_HAVE_ONEFS=yes,
1067           samba_cv_HAVE_ONEFS=no)
1068 echo $samba_cv_HAVE_ONEFS
1069 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1070     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1071     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1072     default_static_modules="$default_static_modules"
1073     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1074     # Need to also add general libs for oplocks support
1075     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1076 fi
1077 AC_SUBST(ONEFS_LIBS)
1078 LIBS="$save_LIBS"
1079
1080 # Note that all the libunwind symbols in the API are defined to internal
1081 # platform-specific version, so we must include libunwind.h before checking
1082 # any of them.
1083 AC_MSG_CHECKING([for libunwind])
1084 save_LIBS=$LIBS
1085
1086 UNWIND_ARCH="unknown"
1087 if test x"$UNAME_I" != x"unknown"; then
1088         UNWIND_ARCH="$UNAME_I"
1089 elif test x"$UNAME_M" != x"unknown"; then
1090         UNWIND_ARCH="$UNAME_M"
1091 elif test x"$UNAME_P" != x"unknown"; then
1092         UNWIND_ARCH="$UNAME_P"
1093 fi
1094
1095 case "$UNWIND_ARCH" in
1096         unknown)
1097                 # This probably won't link without
1098                 # the platform-specific libunwind.
1099                 LIBS="$LIBS -lunwind"
1100                 ;;
1101         i386|i586|i686)
1102                 # Add the platform-specific libunwind module.
1103                 LIBS="$LIBS -lunwind -lunwind-x86"
1104                 ;;
1105         *)
1106                 # Add the platform-specific libunwind module.
1107                 # based on uname -i, uname -m or uname -p
1108                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1109                 ;;
1110 esac
1111
1112 AC_TRY_LINK(
1113     [
1114 #ifdef HAVE_LIBUNWIND_H
1115 #include <libunwind.h>
1116 #endif
1117     ],
1118     [
1119         unw_context_t ctx; unw_cursor_t cur;
1120         char buf[256]; unw_word_t off;
1121         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1122         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1123     ],
1124     [
1125         AC_MSG_RESULT(yes)
1126         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1127
1128         # If we have libunwind, test whether we also have libunwind-ptrace
1129         # which would let us unwind arbitrary processes.
1130         save_LIBS=$LIBS
1131         AC_CHECK_HEADERS(libunwind-ptrace.h)
1132         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1133             [
1134                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1135                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1136                     [Whether libunwind-ptrace.a is available.])
1137             ],
1138             [ LIBUNWIND_PTRACE="" ])
1139
1140         LIBS=$save_LIBS
1141     ],
1142     [
1143         AC_MSG_RESULT(no)
1144         LIBS=$save_LIBS
1145     ])
1146
1147 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1148 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1149     AC_CHECK_HEADERS(sys/ptrace.h)
1150     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1151     AC_TRY_LINK(
1152             [
1153 #if HAVE_SYS_TYPES_H
1154 #include <sys/types.h>
1155 #endif
1156 #if HAVE_SYS_PTRACE_H
1157 #include <sys/ptrace.h>
1158 #endif
1159             ],
1160             [
1161                 pid_t me = (pid_t)-1;
1162                 ptrace(PTRACE_ATTACH, me, 0, 0);
1163                 ptrace(PTRACE_DETACH, me, 0, 0);
1164                 return 0;
1165             ],
1166             [
1167                 AC_MSG_RESULT(yes)
1168                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1169                     [Whether the Linux ptrace(2) interface is available.])
1170             ],
1171             [
1172                 AC_MSG_RESULT(no)
1173                 LIBUNWIND_PTRACE=""
1174             ])
1175 fi
1176
1177 AC_SUBST(LIBUNWIND_PTRACE)
1178
1179 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1180 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1181 AC_CHECK_FUNCS(__getcwd _getcwd)
1182 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1183 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1184 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1185 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1186 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1187 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1188 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1189 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1190 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1191 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1192 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1193 AC_CHECK_FUNCS(prctl)
1194
1195 AC_TRY_COMPILE([
1196 #ifdef HAVE_SYS_PRCTL_H
1197 #include <sys/prctl.h>
1198 #endif
1199 ],
1200 [int i; i = prtcl(0); ],
1201 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1202
1203 #
1204 #
1205 #
1206 case "$host_os" in
1207     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1208        # glibc <= 2.3.2 has a broken getgrouplist
1209        AC_TRY_RUN([
1210 #include <unistd.h>
1211 #include <sys/utsname.h>
1212 main() {
1213        /* glibc up to 2.3 has a broken getgrouplist */
1214 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1215        int libc_major = __GLIBC__;
1216        int libc_minor = __GLIBC_MINOR__;
1217
1218        if (libc_major < 2)
1219               exit(1);
1220        if ((libc_major == 2) && (libc_minor <= 3))
1221               exit(1);
1222 #endif
1223        exit(0);
1224 }
1225 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1226        if test x"$linux_getgrouplist_ok" = x"yes"; then
1227           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1228        fi
1229        ;;
1230     *)
1231        AC_CHECK_FUNCS(getgrouplist)
1232        ;;
1233 esac
1234
1235 #
1236 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1237 #
1238
1239 if test x$ac_cv_func_stat64 = xno ; then
1240   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1241   AC_TRY_LINK([
1242 #if defined(HAVE_UNISTD_H)
1243 #include <unistd.h>
1244 #endif
1245 #include <sys/stat.h>
1246 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1247   AC_MSG_RESULT([$ac_cv_func_stat64])
1248   if test x$ac_cv_func_stat64 = xyes ; then
1249     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1250   fi
1251 fi
1252
1253 if test x$ac_cv_func_lstat64 = xno ; then
1254   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1255   AC_TRY_LINK([
1256 #if defined(HAVE_UNISTD_H)
1257 #include <unistd.h>
1258 #endif
1259 #include <sys/stat.h>
1260 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1261   AC_MSG_RESULT([$ac_cv_func_lstat64])
1262   if test x$ac_cv_func_lstat64 = xyes ; then
1263     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1264   fi
1265 fi
1266
1267 if test x$ac_cv_func_fstat64 = xno ; then
1268   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1269   AC_TRY_LINK([
1270 #if defined(HAVE_UNISTD_H)
1271 #include <unistd.h>
1272 #endif
1273 #include <sys/stat.h>
1274 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1275   AC_MSG_RESULT([$ac_cv_func_fstat64])
1276   if test x$ac_cv_func_fstat64 = xyes ; then
1277     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1278   fi
1279 fi
1280
1281 #################################################
1282 # Check whether struct stat has timestamps with sub-second resolution.
1283 #
1284
1285 samba_cv_stat_hires=no
1286 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1287         [samba_cv_stat_hires=yes])
1288 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1289         [samba_cv_stat_hires=yes])
1290 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1291         [samba_cv_stat_hires=yes])
1292 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1293         [samba_cv_stat_hires=yes])
1294 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1295         [samba_cv_stat_hires=yes])
1296
1297 if test x"$samba_cv_stat_hires" = x"yes" ; then
1298     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1299             [whether struct stat has sub-second timestamps])
1300 fi
1301
1302 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1303 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1304 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1305
1306
1307 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1308     [
1309         AC_TRY_COMPILE(
1310             [#include <sys/stat.h>],
1311             [
1312                 int a = UF_DOS_ARCHIVE;
1313                 int h = UF_DOS_HIDDEN;
1314                 int r = UF_DOS_RO;
1315                 int s = UF_DOS_SYSTEM;
1316                 int i = UF_DOS_NOINDEX;
1317                 int f = UF_DOS_FLAGS;
1318             ],
1319             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1320     ])
1321
1322 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1323     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1324 fi
1325
1326 #####################################
1327 # needed for SRV lookups
1328 AC_CHECK_LIB(resolv, dn_expand)
1329 AC_CHECK_LIB(resolv, _dn_expand)
1330 AC_CHECK_LIB(resolv, __dn_expand)
1331
1332 #
1333 # Check for the functions putprpwnam, set_auth_parameters,
1334 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1335 # Needed for OSF1 and HPUX.
1336 #
1337
1338 AC_LIBTESTFUNC(security, putprpwnam)
1339 AC_LIBTESTFUNC(sec, putprpwnam)
1340
1341 AC_LIBTESTFUNC(security, set_auth_parameters)
1342 AC_LIBTESTFUNC(sec, set_auth_parameters)
1343
1344 # UnixWare 7.x has its getspnam in -lgen
1345 AC_LIBTESTFUNC(gen, getspnam)
1346
1347 AC_LIBTESTFUNC(security, getspnam)
1348 AC_LIBTESTFUNC(sec, getspnam)
1349
1350 AC_LIBTESTFUNC(security, bigcrypt)
1351 AC_LIBTESTFUNC(sec, bigcrypt)
1352
1353 AC_LIBTESTFUNC(security, getprpwnam)
1354 AC_LIBTESTFUNC(sec, getprpwnam)
1355
1356 AC_CHECK_FUNCS(strsignal)
1357
1358 ############################################
1359 # Check if we have libattr
1360 case "$host_os" in
1361   *osf*)
1362         AC_SEARCH_LIBS(getproplist, [proplist])
1363         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1364         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1365         AC_CHECK_FUNCS(sizeof_proplist_entry)
1366   ;;
1367   *)
1368         AC_SEARCH_LIBS(getxattr, [attr])
1369         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1370         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1371         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1372         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1373         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1374         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1375         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1376   ;;
1377 esac
1378
1379 ########################################################
1380 # Check if attropen() is present if this is Solaris
1381 case "$host_os" in
1382   *solaris*)
1383         AC_CHECK_FUNCS(attropen)
1384   ;;
1385 esac
1386
1387 ########################################################
1388 # Do xattr functions take additional options like on Darwin?
1389 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1390         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1391                 old_LIBS=$LIBS
1392                 LIBS="$LIBS $ACL_LIBS"
1393                 AC_TRY_COMPILE([
1394                         #include <sys/types.h>
1395                         #if HAVE_ATTR_XATTR_H
1396                         #include <attr/xattr.h>
1397                         #elif HAVE_SYS_XATTR_H
1398                         #include <sys/xattr.h>
1399                         #endif
1400                 ],[
1401                         getxattr(0, 0, 0, 0, 0, 0);
1402                 ],
1403                 [smb_attr_cv_xattr_add_opt=yes],
1404                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1405         ])
1406         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1407                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1408         fi
1409 fi
1410
1411 # Check if we have extattr
1412 case "$host_os" in
1413   *freebsd4* | *dragonfly* )
1414     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1415     ;;
1416   *)
1417     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1418     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1419     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1420     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1421     ;;
1422 esac
1423
1424 AC_DISABLE_STATIC
1425 AC_ENABLE_SHARED
1426
1427 # Set defaults
1428 PIE_CFLAGS=""
1429 PIE_LDFLAGS=""
1430 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1431
1432 if test "x$enable_pie" != xno
1433 then
1434         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1435         [
1436                 cat > conftest.c <<EOF
1437 int foo;
1438 main () { return 0;}
1439 EOF
1440                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1441                 then
1442                         samba_cv_fpie=yes
1443                 else
1444                         samba_cv_fpie=no
1445                 fi
1446                 rm -f conftest*
1447         ])
1448         if test x"${samba_cv_fpie}" = x"yes"
1449         then
1450                 PIE_CFLAGS="-fPIE"
1451                 PIE_LDFLAGS="-pie"
1452         fi
1453 fi
1454
1455 # Set defaults
1456 RELRO_LDFLAGS=""
1457 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1458
1459 if test "x$enable_relro" != xno
1460 then
1461         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1462         [
1463                 cat > conftest.c <<EOF
1464 int foo;
1465 main () { return 0;}
1466 EOF
1467                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1468                 then
1469                         samba_cv_relro=yes
1470                 else
1471                         samba_cv_relro=no
1472                 fi
1473                 rm -f conftest*
1474         ])
1475         if test x"${samba_cv_relro}" = x"yes"
1476         then
1477                 RELRO_LDFLAGS="-Wl,-z,relro"
1478         fi
1479 fi
1480
1481 # Set defaults
1482 SYMSEXT="syms"
1483 AC_SUBST(SYMSEXT)
1484
1485 # Assume non-shared by default and override below
1486 BLDSHARED="false"
1487
1488 # these are the defaults, good for lots of systems
1489 HOST_OS="$host_os"
1490 LDSHFLAGS="-shared"
1491 MODULE_EXPORTS=""
1492 SONAMEFLAG="#"
1493 SHLD="\${CC} \${CFLAGS}"
1494 PICFLAG="${PIE_CFLAGS}"
1495 SHLIBEXT="so"
1496 DSO_EXPORTS=""
1497
1498 # this bit needs to be modified for each OS that supports share libs
1499 # You need to specify how to create a shared library and
1500   # how to compile C code to produce PIC object files
1501
1502   AC_MSG_CHECKING([ability to build shared libraries])
1503
1504   # and these are for particular systems
1505   case "$host_os" in
1506                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1507                         case "$host_os" in *linux*)
1508                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1509                         esac
1510                         BLDSHARED="true"
1511                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1512                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1513                         else
1514                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1515                         fi
1516                         DYNEXP="-Wl,--export-dynamic"
1517                         PICFLAG="-fPIC"
1518                         SONAMEFLAG="-Wl,-soname="
1519                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1520                         ;;
1521                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1522                         BLDSHARED="true"
1523                         LDSHFLAGS="-G"
1524                         SONAMEFLAG="-h "
1525                         if test "${GCC}" = "yes"; then
1526                                 PICFLAG="-fPIC"
1527                                 SONAMEFLAG="-Wl,-soname="
1528                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1529                                         DYNEXP="-Wl,-E"
1530                                 fi
1531                         else
1532                                 PICFLAG="-KPIC"
1533                                 ## ${CFLAGS} added for building 64-bit shared
1534                                 ## libs using Sun's Compiler
1535                                 LDSHFLAGS="-G \${CFLAGS}"
1536                         fi
1537                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1538                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1539                         ;;
1540                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1541                         BLDSHARED="true"
1542                         LDSHFLAGS="-G"
1543                         SONAMEFLAG="-Wl,-h,"
1544                         PICFLAG="-KPIC"   # Is this correct for SunOS
1545                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1546                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1547                         ;;
1548                 *netbsd* | *freebsd* | *dragonfly* )
1549                         BLDSHARED="true"
1550                         LDSHFLAGS="-shared"
1551                         DYNEXP="-Wl,--export-dynamic"
1552                         SONAMEFLAG="-Wl,-soname,"
1553                         PICFLAG="-fPIC -DPIC"
1554                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1555                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1556                         ;;
1557                 *openbsd*)  BLDSHARED="true"
1558                         LDSHFLAGS="-shared"
1559                         DYNEXP="-Wl,-Bdynamic"
1560                         SONAMEFLAG="-Wl,-soname,"
1561                         PICFLAG="-fPIC"
1562                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1563                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1564                         ;;
1565                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1566                         case "$host_os" in
1567                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1568                         ;;
1569                         esac
1570                         BLDSHARED="true"
1571                         LDSHFLAGS="-set_version sgi1.0 -shared"
1572                         SONAMEFLAG="-soname "
1573                         SHLD="\${LD}"
1574                         if test "${GCC}" = "yes"; then
1575                                 PICFLAG="-fPIC"
1576                         else
1577                                 PICFLAG="-KPIC"
1578                         fi
1579                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1580                         ;;
1581                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1582                         BLDSHARED="true"
1583                         # use expfull to export underscored symbols
1584                         # add rtl to remove /lib/crt0.o warning
1585                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1586                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1587                         PICFLAG="-O2"
1588                         # as AIX code is always position independent...
1589                         # .po will just create compile warnings, use po.o:
1590                         if test "${GCC}" != "yes"; then
1591                                 ## for funky AIX compiler using strncpy()
1592                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1593                         fi
1594
1595                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1596                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1597                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1598                         ;;
1599                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1600                         # Use special PIC flags for the native HP-UX compiler.
1601                                 BLDSHARED="true"
1602                                 SHLD="cc"
1603                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1604                                 SONAMEFLAG="-Wl,+h "
1605                                 PICFLAG="+z"
1606                         if test "${GCC}" = "yes"; then
1607                                 PICFLAG="-fPIC"
1608                         else
1609                                 PICFLAG="+z +ESnolit"
1610                         fi
1611                         if test "$host_cpu" = "ia64"; then
1612                                 SHLIBEXT="so"
1613                               PICFLAG="+z"
1614                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1615                         else
1616                                 SHLIBEXT="sl"
1617                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1618                         fi
1619                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1620                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1621                         ;;
1622                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1623                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1624                         ;;
1625                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1626                         BLDSHARED="true"
1627                         LDSHFLAGS="-shared"
1628                         SONAMEFLAG="-Wl,-soname,"
1629                         PICFLAG="-fPIC"
1630                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1631                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1632                         ;;
1633                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1634                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1635                         ;;
1636                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1637                         BLDSHARED="true"
1638                         LDSHFLAGS="-shared"
1639                         SONAMEFLAG="-Wl,-soname,"
1640                         PICFLAG="-KPIC"
1641                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1642                         ;;
1643                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1644                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1645                         ;;
1646                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1647                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1648                         ;;
1649                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1650                         case "$host" in
1651                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1652                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1653                                         fi
1654                                         LDSHFLAGS="-G"
1655                                         DYNEXP="-Bexport"
1656                                 ;;
1657                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1658                         esac
1659                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1660                         ;;
1661
1662                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1663                         if [ test "$GCC" != yes ]; then
1664                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1665                         fi
1666                         LDSHFLAGS="-G"
1667                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1668                         ;;
1669                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1670                         BLDSHARED="false"
1671                         LDSHFLAGS=""
1672                         ;;
1673
1674                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1675                         BLDSHARED="true"
1676                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1677                         CFLAGS="$CFLAGS -fno-common"
1678                         SHLD="\${CC}"
1679                         SHLIBEXT="dylib"
1680                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1681                         SHLIBEXT="dylib"
1682                         # Since gcc doesn't fail on unrecognised options, the
1683                         # PIE test incorrectly succeeds. Darwin gcc does not
1684                         # actually support the PIE stuff.
1685                         PIE_LDFLAGS=
1686                         PIE_CFLAGS=
1687                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1688                         ;;
1689
1690                 *)
1691                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1692                         ;;
1693   esac
1694
1695 if test "$enable_shared" != "yes"; then
1696         BLDSHARED=false
1697 fi
1698
1699 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1700         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1701 fi
1702
1703 if test x"$BLDSHARED" = x"true" ; then
1704         LDFLAGS="$LDFLAGS -L./bin"
1705 fi
1706
1707 AC_MSG_RESULT($BLDSHARED)
1708
1709 if test x"${ac_cv_prog_gnu_ld}" = x"yes"; then
1710         saved_ldflags="$LDFLAGS"
1711         AC_MSG_CHECKING([if --as-needed works])
1712         LDFLAGS="--as-needed $saved_ldflags"
1713         AC_TRY_LINK([],[],
1714                 [AC_MSG_RESULT([yes])
1715                 LD_AS_NEEDED_FLAG=--as-needed],
1716                 AC_MSG_RESULT([no]))
1717         AC_MSG_CHECKING([if -Wl,--as-needed works])
1718         LDFLAGS="-Wl,--as-needed $saved_ldflags"
1719         AC_TRY_LINK([],[],
1720                 [AC_MSG_RESULT([yes])
1721                 LD_AS_NEEDED_FLAG=-Wl,--as-needed],
1722                 AC_MSG_RESULT([no]))
1723         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1724 fi
1725
1726 AC_MSG_CHECKING([LDFLAGS])
1727 AC_MSG_RESULT([$LDFLAGS])
1728 AC_MSG_CHECKING([DYNEXP])
1729 AC_MSG_RESULT([$DYNEXP])
1730
1731 #######################################################
1732 # test whether building a shared library actually works
1733 if test $BLDSHARED = true; then
1734
1735 AC_MSG_CHECKING([SHLD])
1736 AC_MSG_RESULT([$SHLD])
1737 AC_MSG_CHECKING([LDSHFLAGS])
1738 AC_MSG_RESULT([$LDSHFLAGS])
1739
1740 AC_MSG_CHECKING([SHLIBEXT])
1741 AC_MSG_RESULT([$SHLIBEXT])
1742 AC_MSG_CHECKING([SONAMEFLAG])
1743 AC_MSG_RESULT([$SONAMEFLAG])
1744
1745 AC_MSG_CHECKING([PICFLAG])
1746 AC_MSG_RESULT([$PICFLAG])
1747
1748 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1749 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1750
1751 AC_CACHE_CHECK([whether building shared libraries actually works],
1752                [ac_cv_shlib_works],[
1753    # try building a trivial shared library
1754    ac_cv_shlib_works=no
1755    # The $SHLD and $LDSHFLAGS variables may contain references to other
1756    # variables so they need to be eval'ed.
1757    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1758         shlib.o ${srcdir-.}/../tests/shlib.c && \
1759    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1760         shlib.o && ac_cv_shlib_works=yes
1761    rm -f "shlib.$SHLIBEXT" shlib.o
1762
1763 ])
1764 if test $ac_cv_shlib_works = no; then
1765    BLDSHARED=false
1766 fi
1767 fi
1768
1769 if test x"$BLDSHARED" != x"true"; then
1770         LDSHFLAGS="shared-libraries-disabled"
1771         SONAMEFLAG="shared-libraries-disabled"
1772         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1773         SHLD="shared-libraries-disabled"
1774         PICFLAG="${PIE_CFLAGS}"
1775         SHLIBEXT="shared_libraries_disabled"
1776         merged_build_possible=no
1777 fi
1778
1779 AC_MSG_CHECKING([used PICFLAG])
1780 AC_MSG_RESULT([$PICFLAG])
1781
1782 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1783
1784 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1785
1786 ################
1787
1788 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1789 AC_TRY_RUN([#include <stdio.h>
1790 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1791 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1792 if test x"$samba_cv_have_longlong" = x"yes"; then
1793     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1794     AC_CHECK_TYPE(intptr_t, unsigned long long)
1795 else
1796     AC_CHECK_TYPE(intptr_t, unsigned long)
1797 fi
1798
1799 #
1800 # Check if the compiler supports the LL prefix on long long integers.
1801 # AIX needs this.
1802
1803 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1804     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1805         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1806 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1807    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1808 fi
1809
1810
1811 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1812 AC_TRY_RUN([#include <time.h>
1813 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1814 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1815 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1816     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1817 fi
1818
1819 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1820 AC_TRY_RUN([#include <stdio.h>
1821 #include <sys/stat.h>
1822 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1823 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1824 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1825     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1826 fi
1827
1828 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1829 AC_TRY_RUN([
1830 #if defined(HAVE_UNISTD_H)
1831 #include <unistd.h>
1832 #endif
1833 #include <stdio.h>
1834 #include <sys/stat.h>
1835 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1836 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1837 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1838     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1839 fi
1840
1841 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1842 AC_TRY_RUN([
1843 #if defined(HAVE_UNISTD_H)
1844 #include <unistd.h>
1845 #endif
1846 #include <stdio.h>
1847 #include <sys/stat.h>
1848 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1849 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1850 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1851     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1852 fi
1853
1854 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1855 AC_TRY_RUN([
1856 #if defined(HAVE_UNISTD_H)
1857 #include <unistd.h>
1858 #endif
1859 #include <stdio.h>
1860 #include <sys/stat.h>
1861 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1862 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1863 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1864     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1865 fi
1866
1867 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1868 AC_TRY_RUN([
1869 #if defined(HAVE_UNISTD_H)
1870 #include <unistd.h>
1871 #endif
1872 #include <stdio.h>
1873 #include <sys/stat.h>
1874 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1875 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1876 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1877     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1878 fi
1879
1880 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1881 AC_TRY_RUN([
1882 #if defined(HAVE_UNISTD_H)
1883 #include <unistd.h>
1884 #endif
1885 #include <stdio.h>
1886 #include <sys/stat.h>
1887 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1888 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1889 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1890     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1891 fi
1892
1893 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1894 AC_TRY_COMPILE([
1895 #if defined(HAVE_UNISTD_H)
1896 #include <unistd.h>
1897 #endif
1898 #include <sys/types.h>
1899 #include <dirent.h>],
1900 [DIR64 de;],
1901 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1902 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1903     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1904 fi
1905
1906 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1907 AC_TRY_COMPILE([
1908 #if defined(HAVE_UNISTD_H)
1909 #include <unistd.h>
1910 #endif
1911 #include <sys/types.h>
1912 #include <dirent.h>],
1913 [struct dirent64 de;],
1914 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1915 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1916     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1917 fi
1918
1919 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1920 AC_TRY_RUN([
1921 #if defined(HAVE_UNISTD_H)
1922 #include <unistd.h>
1923 #endif
1924 #include <sys/types.h>
1925 main() { dev_t dev; int i = major(dev); return 0; }],
1926 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1927 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1928     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1929 fi
1930
1931 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1932 AC_TRY_RUN([
1933 #if defined(HAVE_UNISTD_H)
1934 #include <unistd.h>
1935 #endif
1936 #include <sys/types.h>
1937 main() { dev_t dev; int i = minor(dev); return 0; }],
1938 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1939 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1940     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1941 fi
1942
1943 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1944 AC_TRY_RUN([
1945 #if defined(HAVE_UNISTD_H)
1946 #include <unistd.h>
1947 #endif
1948 #include <sys/types.h>
1949 main() { dev_t dev = makedev(1,2); return 0; }],
1950 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
1951 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
1952     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
1953 fi
1954
1955 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
1956 AC_TRY_RUN([#include <stdio.h>
1957 main() { char c; c=250; exit((c > 0)?0:1); }],
1958 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
1959 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
1960     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
1961 fi
1962
1963 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
1964 AC_TRY_COMPILE([#include <sys/types.h>
1965 #include <dirent.h>
1966 void seekdir(DIR *d, long loc) { return; }],[return 0;],
1967 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
1968 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
1969     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
1970 fi
1971
1972 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
1973 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
1974 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
1975 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
1976     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
1977 fi
1978
1979 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
1980 AC_TRY_LINK([
1981 #include <sys/time.h>
1982 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
1983            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
1984            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
1985 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
1986     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
1987 fi
1988
1989 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
1990
1991     # On some systems (eg. Linux) librt can pull in libpthread. We
1992     # don't want this to happen because libpthreads changes signal delivery
1993     # semantics in ways we are not prepared for. This breaks Linux oplocks
1994     # which rely on signals.
1995
1996     AC_LIBTESTFUNC(rt, clock_gettime,
1997             [
1998                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
1999                                 [Whether clock_gettime is available])
2000                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2001                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2002                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2003                         ])
2004
2005 fi
2006
2007 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2008 AC_TRY_RUN([#include <sys/types.h>
2009 #include <dirent.h>
2010 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2011 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2012 di->d_name[0] == 0) exit(0); exit(1);} ],
2013 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2014 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2015     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2016 fi
2017
2018 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2019 AC_TRY_COMPILE([#include <sys/types.h>
2020 #include <utime.h>],
2021 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2022 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2023 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2024     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2025 fi
2026
2027 ##############
2028 # Check utmp details, but only if our OS offers utmp.h
2029 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2030 dnl  utmp and utmpx come in many flavours
2031 dnl  We need to check for many of them
2032 dnl  But we don't need to do each and every one, because our code uses
2033 dnl  mostly just the utmp (not utmpx) fields.
2034
2035 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2036
2037 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2038 AC_TRY_COMPILE([#include <sys/types.h>
2039 #include <utmp.h>],
2040 [struct utmp ut;  ut.ut_name[0] = 'a';],
2041 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2042 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2043     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2044 fi
2045
2046 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2047 AC_TRY_COMPILE([#include <sys/types.h>
2048 #include <utmp.h>],
2049 [struct utmp ut;  ut.ut_user[0] = 'a';],
2050 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2051 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2052     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2053 fi
2054
2055 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2056 AC_TRY_COMPILE([#include <sys/types.h>
2057 #include <utmp.h>],
2058 [struct utmp ut;  ut.ut_id[0] = 'a';],
2059 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2060 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2061     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2062 fi
2063
2064 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2065 AC_TRY_COMPILE([#include <sys/types.h>
2066 #include <utmp.h>],
2067 [struct utmp ut;  ut.ut_host[0] = 'a';],
2068 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2069 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2070     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2071 fi
2072
2073 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2074 AC_TRY_COMPILE([#include <sys/types.h>
2075 #include <utmp.h>],
2076 [struct utmp ut;  time_t t; ut.ut_time = t;],
2077 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2078 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2079     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2080 fi
2081
2082 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2083 AC_TRY_COMPILE([#include <sys/types.h>
2084 #include <utmp.h>],
2085 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2086 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2087 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2088     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2089 fi
2090
2091 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2092 AC_TRY_COMPILE([#include <sys/types.h>
2093 #include <utmp.h>],
2094 [struct utmp ut;  ut.ut_type = 0;],
2095 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2096 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2097     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2098 fi
2099
2100 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2101 AC_TRY_COMPILE([#include <sys/types.h>
2102 #include <utmp.h>],
2103 [struct utmp ut;  ut.ut_pid = 0;],
2104 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2105 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2106     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2107 fi
2108
2109 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2110 AC_TRY_COMPILE([#include <sys/types.h>
2111 #include <utmp.h>],
2112 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2113 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2114 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2115     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2116 fi
2117
2118 dnl Look for the IPv6 varient by preference. Many systems have both.
2119 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2120 AC_TRY_COMPILE([#include <sys/types.h>
2121 #include <utmp.h>],
2122 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2123 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2124 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2125     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2126 fi
2127
2128 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2129 AC_TRY_COMPILE([#include <sys/types.h>
2130 #include <utmp.h>],
2131 [struct utmp ut;  ut.ut_addr = 0;],
2132 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2133 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2134     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2135 fi
2136
2137 if test x$ac_cv_func_pututline = xyes ; then
2138   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2139   AC_TRY_COMPILE([#include <sys/types.h>
2140 #include <utmp.h>],
2141   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2142   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2143   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2144       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2145   fi
2146 fi
2147
2148 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2149 AC_TRY_COMPILE([#include <sys/types.h>
2150 #include <utmpx.h>],
2151 [struct utmpx ux;  ux.ut_syslen = 0;],
2152 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2153 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2154     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2155 fi
2156
2157 fi
2158 # end utmp details
2159
2160
2161 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2162 AC_ARG_WITH(libiconv,
2163 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2164 [
2165   if test "$withval" = "no" ; then
2166     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2167   else
2168      if test "$withval" != "yes" ; then
2169         ICONV_PATH_SPEC=yes
2170         ICONV_LOOK_DIRS="$withval"
2171      fi
2172   fi
2173 ])
2174
2175 for i in $ICONV_LOOK_DIRS ; do
2176
2177     save_LIBS="$LIBS"
2178     save_LDFLAGS="$LDFLAGS"
2179     save_CPPFLAGS="$CPPFLAGS"
2180
2181     iconv_current_LIBS=""
2182     iconv_current_LDFLAGS=""
2183     iconv_current_CPPFLAGS=""
2184
2185     ICONV_FOUND="no"
2186     unset libext
2187
2188     #  This is here to handle -withval stuff for --with-libiconv
2189     #  Perhaps we should always add a -L
2190     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2191
2192     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2193     # installation paths. This gets a little tricky since we might have iconv
2194     # in both libiconv and in libc. In this case the jm_ICONV test will always
2195     # succeed when the header is found. To counter this, make sure the
2196     # library directory is there and check the ABI directory first (which
2197     # should be harmless on other systems, but causes tons of linker warnings on
2198     # 64bit Ubuntu systems).
2199     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2200     # installed, I've decided to fix the linker warnings.
2201     # -- Kai
2202     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2203     for l in "lib" "lib32" "lib/hpux32"; do
2204         if test -d "$i/$l" ; then
2205                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2206                 LIBS=
2207                 export LDFLAGS LIBS CPPFLAGS
2208                 # Try to find iconv(3)
2209                 jm_ICONV($i/$l)
2210                 if test x"$ICONV_FOUND" = "xyes" ; then
2211                     libext="$l"
2212                     break
2213                 fi
2214         fi
2215     done
2216
2217     if test x"$ICONV_FOUND" = "xyes" ; then
2218         iconv_current_LDFLAGS="-L$i/$libext"
2219         iconv_current_CPPFLAGS="-I$i/include"
2220
2221         if test x"$jm_cv_lib_iconv" != x; then
2222             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2223         else
2224             # We found iconv in libc.
2225             iconv_current_LIBS=""
2226         fi
2227
2228     fi
2229
2230     if test x"$ICONV_FOUND" = "xyes" ; then
2231
2232         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2233         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2234         LIBS="$save_LIBS $iconv_current_LIBS"
2235         export LDFLAGS LIBS CPPFLAGS
2236
2237         default_dos_charset=no
2238         default_display_charset=no
2239         default_unix_charset=no
2240
2241         # check for default dos charset name
2242         for j in CP850 IBM850 ; do
2243             rjs_CHARSET($j)
2244             default_dos_charset="$ICONV_CHARSET"
2245             if test x"$default_dos_charset" = x"$j"; then
2246                 break
2247             fi
2248         done
2249
2250         # check for default display charset name
2251         for j in ASCII 646 ; do
2252             rjs_CHARSET($j)
2253             default_display_charset="$ICONV_CHARSET"
2254             if test x"$default_display_charset" = x"$j"; then
2255                 break
2256             fi
2257         done
2258
2259         # check for default unix charset name
2260         for j in UTF-8 UTF8 ; do
2261             rjs_CHARSET($j)
2262             default_unix_charset="$ICONV_CHARSET"
2263             if test x"$default_unix_charset" = x"$j"; then
2264                 break
2265             fi
2266         done
2267
2268         if test "$default_dos_charset" != "no" -a \
2269                 "$default_dos_charset" != "cross" -a \
2270                 "$default_display_charset" != "no" -a \
2271                 "$default_display_charset" != "cross" -a \
2272                 "$default_unix_charset" != "no" -a \
2273                 "$default_unix_charset" != "cross"
2274         then
2275                 samba_cv_HAVE_NATIVE_ICONV=yes
2276         else
2277             if test "$default_dos_charset" = "cross" -o \
2278                      "$default_display_charset" = "cross" -o \
2279                      "$default_unix_charset" = "cross"
2280             then
2281                     samba_cv_HAVE_NATIVE_ICONV=cross
2282             else
2283                     samba_cv_HAVE_NATIVE_ICONV=no
2284             fi
2285         fi
2286
2287         # At this point, we have a libiconv candidate. We know that
2288         # we have the right headers and libraries, but we don't know
2289         # whether it does the conversions we want. We can't test this
2290         # because we are cross-compiling. This is not necessarily a big
2291         # deal, since we can't guarantee that the results we get now will
2292         # match the results we get at runtime anyway.
2293         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2294             default_dos_charset="CP850"
2295             default_display_charset="ASCII"
2296             default_unix_charset="UTF-8"
2297             samba_cv_HAVE_NATIVE_ICONV=yes
2298             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2299             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2300         fi
2301
2302         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2303
2304             CPPFLAGS=$save_CPPFLAGS
2305             LDFLAGS=$save_LDFLAGS
2306             LIBS=$save_LIBS
2307
2308             if test x"$iconv_current_LIBS" != x; then
2309                 LIBS="$LIBS $iconv_current_LIBS"
2310             fi
2311
2312             # Add the flags we need to CPPFLAGS and LDFLAGS
2313             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2314             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2315
2316             # Turn the #defines into string literals
2317             default_dos_charset="\"$default_dos_charset\""
2318             default_display_charset="\"$default_display_charset\""
2319             default_unix_charset="\"$default_unix_charset\""
2320
2321             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2322             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2323             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2324             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2325
2326            break
2327         fi
2328
2329     # We didn't find a working iconv, so keep going
2330     fi
2331
2332     #  We only need to clean these up here for the next pass through the loop
2333     CPPFLAGS=$save_CPPFLAGS
2334     LDFLAGS=$save_LDFLAGS
2335     LIBS=$save_LIBS
2336     export LDFLAGS LIBS CPPFLAGS
2337 done
2338 unset libext
2339
2340
2341 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2342     AC_MSG_WARN([Sufficient support for iconv function was not found.
2343     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2344    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2345    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2346    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2347 fi
2348
2349
2350 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2351 AC_TRY_RUN([
2352 #include <sys/types.h>
2353 #include <fcntl.h>
2354 #ifndef F_GETLEASE
2355 #define F_GETLEASE      1025
2356 #endif
2357 main() {
2358        int fd = open("/dev/null", O_RDONLY);
2359        return fcntl(fd, F_GETLEASE, 0) == -1;
2360 }
2361 ],
2362 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2363 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2364     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2365 fi
2366
2367 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2368 AC_TRY_RUN([
2369 #include <sys/types.h>
2370 #include <fcntl.h>
2371 #include <signal.h>
2372 #ifndef F_NOTIFY
2373 #define F_NOTIFY 1026
2374 #endif
2375 main() {
2376         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2377 }
2378 ],
2379 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2380 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2381     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2382 fi
2383
2384 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2385 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2386 AC_CHECK_FUNCS(inotify_init)
2387 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2388 ],
2389 samba_cv_HAVE_INOTIFY=yes,
2390 samba_cv_HAVE_INOTIFY=no,
2391 samba_cv_HAVE_INOTIFY=cross)
2392
2393 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2394     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2395 fi
2396
2397 #################################################
2398 # Check if FAM notifications are available. For FAM info, see
2399 #       http://oss.sgi.com/projects/fam/
2400 #       http://savannah.nongnu.org/projects/fam/
2401 AC_ARG_ENABLE(fam,
2402 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2403
2404 if test x$enable_fam != xno; then
2405     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2406     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2407         # On IRIX, libfam requires libC, but other FAM implementations
2408         # might not need it.
2409         AC_CHECK_LIB(fam, FAMOpen2,
2410             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2411             [samba_cv_HAVE_LIBFAM=no])
2412
2413         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2414             samba_fam_xtra=-lC
2415             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2416                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2417                 [samba_cv_HAVE_LIBFAM=no])
2418             unset samba_fam_xtra
2419         fi
2420     fi
2421
2422     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2423         default_shared_modules="$default_shared_modules vfs_notify_fam"
2424         AC_TRY_COMPILE([#include <fam.h>],
2425                     [enum FAMCodes code = FAMChanged;],
2426                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2427                         [Whether fam.h contains a typedef for enum FAMCodes]),
2428                     [])
2429     fi
2430
2431     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2432         AC_MSG_ERROR(FAM support requested but FAM library not available )
2433     fi
2434 fi
2435
2436 AC_SUBST(SMB_FAM_LIBS)
2437
2438 #################################################
2439 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2440
2441 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2442
2443 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2444 # Theoretically it should work with AIX JFS2 too but this needs testing
2445 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2446     default_shared_modules="$default_shared_modules vfs_tsmsm"
2447 fi
2448
2449 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2450 AC_TRY_RUN([
2451 #include <sys/types.h>
2452 #include <fcntl.h>
2453 #include <signal.h>
2454 #include <sys/file.h>
2455 #ifndef LOCK_MAND
2456 #define LOCK_MAND       32
2457 #define LOCK_READ       64
2458 #endif
2459 main() {
2460         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2461 }
2462 ],
2463 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2464 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2465     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2466 fi
2467
2468
2469 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2470 AC_TRY_COMPILE([#include <sys/types.h>
2471 #include <fcntl.h>],
2472 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2473 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2474 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2475     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2476 fi
2477
2478 #################################################
2479 # Check for POSIX capability support
2480
2481 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2482     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2483     [], [])
2484
2485 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2486
2487     ac_save_LIBS=$LIBS
2488     AC_LIBTESTFUNC(cap, cap_get_proc)
2489
2490     AC_CACHE_CHECK([for POSIX capabilities],
2491             samba_cv_HAVE_POSIX_CAPABILITIES,
2492             [
2493                 AC_TRY_RUN([
2494 #include <sys/types.h>
2495 #include <sys/capability.h>
2496 main() {
2497  cap_t cap;
2498  cap_value_t vals[1];
2499  if (!(cap = cap_get_proc()))
2500    exit(1);
2501  vals[0] = CAP_CHOWN;
2502  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2503  cap_set_proc(cap);
2504  exit(0);
2505 }],
2506                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2507                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2508                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2509             ])
2510
2511 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2512     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2513             [Whether POSIX capabilities are available])
2514 else
2515     LIBS=$ac_save_LIBS
2516 fi
2517
2518 fi
2519
2520 #
2521 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2522 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2523 #
2524
2525 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2526 AC_TRY_COMPILE([#include <sys/types.h>
2527 #if defined(HAVE_RPC_RPC_H)
2528 #include <rpc/rpc.h>
2529 #endif],
2530 [int16 testvar;],
2531 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2532 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2533     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2534 fi
2535
2536 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2537 AC_TRY_COMPILE([#include <sys/types.h>
2538 #if defined(HAVE_RPC_RPC_H)
2539 #include <rpc/rpc.h>
2540 #endif],
2541 [uint16 testvar;],
2542 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2543 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2544     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2545 fi
2546
2547 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2548 AC_TRY_COMPILE([#include <sys/types.h>
2549 #if defined(HAVE_RPC_RPC_H)
2550 #include <rpc/rpc.h>
2551 #endif],
2552 [int32 testvar;],
2553 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2554 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2555     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2556 fi
2557
2558 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2559 AC_TRY_COMPILE([#include <sys/types.h>
2560 #if defined(HAVE_RPC_RPC_H)
2561 #include <rpc/rpc.h>
2562 #endif],
2563 [uint32 testvar;],
2564 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2565 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2566     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2567 fi
2568
2569 dnl
2570 dnl Some systems (SCO) have a problem including
2571 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2572 dnl as a #define in <prot.h> and as part of an enum
2573 dnl in <rpc/rpc.h>.
2574 dnl
2575
2576 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2577 AC_TRY_COMPILE([#include <sys/types.h>
2578 #ifdef HAVE_SYS_SECURITY_H
2579 #include <sys/security.h>
2580 #include <prot.h>
2581 #endif  /* HAVE_SYS_SECURITY_H */
2582 #if defined(HAVE_RPC_RPC_H)
2583 #include <rpc/rpc.h>
2584 #endif],
2585 [int testvar;],
2586 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2587 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2588     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2589 fi
2590
2591 AC_MSG_CHECKING([for test routines])
2592 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2593            AC_MSG_RESULT(yes),
2594            AC_MSG_ERROR([cant find test code. Aborting config]),
2595            AC_MSG_WARN([cannot run when cross-compiling]))
2596
2597 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2598 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2599            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2600 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2601     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2602 fi
2603
2604 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2605 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2606            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2607 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2608     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2609 fi
2610
2611 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2612 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2613 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2614 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2615 AC_CHECK_FUNCS(getpagesize)
2616
2617 ################################################
2618 # look for a method of setting the effective uid
2619 seteuid=no;
2620
2621 if test $seteuid = no; then
2622 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2623 AC_TRY_RUN([
2624 #define AUTOCONF_TEST 1
2625 #define USE_SETREUID 1
2626 #include "confdefs.h"
2627 #include "${srcdir-.}/lib/util_sec.c"],
2628            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2629 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2630     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2631 fi
2632 fi
2633
2634 # we check for setresuid second as it conflicts with AIO on Linux. 
2635 # see http://samba.org/~tridge/junkcode/aio_uid.c
2636 if test $seteuid = no; then
2637 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2638 AC_TRY_RUN([
2639 #define AUTOCONF_TEST 1
2640 #define USE_SETRESUID 1
2641 #include "confdefs.h"
2642 #include "${srcdir-.}/lib/util_sec.c"],
2643            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2644 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2645     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2646 fi
2647 fi
2648
2649 if test $seteuid = no; then
2650 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2651 AC_TRY_RUN([
2652 #define AUTOCONF_TEST 1
2653 #define USE_SETEUID 1
2654 #include "confdefs.h"
2655 #include "${srcdir-.}/lib/util_sec.c"],
2656            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2657 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2658     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2659 fi
2660 fi
2661
2662 if test $seteuid = no; then
2663 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2664 AC_TRY_RUN([
2665 #define AUTOCONF_TEST 1
2666 #define USE_SETUIDX 1
2667 #include "confdefs.h"
2668 #include "${srcdir-.}/lib/util_sec.c"],
2669            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2670 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2671     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2672 fi
2673 fi
2674
2675 AC_CACHE_CHECK([for the Darwin initgroups system call],
2676         samba_cv_DARWIN_INITGROUPS,
2677         AC_TRY_LINK([
2678 #include <sys/syscall.h>
2679 #include <unistd.h>
2680         ],
2681         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2682         samba_cv_DARWIN_INITGROUPS=yes,
2683         samba_cv_DARWIN_INITGROUPS=no)
2684 )
2685
2686 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2687     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2688         [Whether to use the Darwin-specific initgroups system call])
2689 fi
2690
2691 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2692 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2693            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2694 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2695     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2696 fi
2697
2698 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2699 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2700            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2701 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2702     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2703
2704 else
2705
2706 dnl
2707 dnl Don't check for 64 bit fcntl locking if we know that the
2708 dnl glibc2.1 broken check has succeeded.
2709 dnl
2710
2711   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2712   AC_TRY_RUN([
2713 #if defined(HAVE_UNISTD_H)
2714 #include <unistd.h>
2715 #endif
2716 #include <stdio.h>
2717 #include <stdlib.h>
2718
2719 #ifdef HAVE_FCNTL_H
2720 #include <fcntl.h>
2721 #endif
2722
2723 #ifdef HAVE_SYS_FCNTL_H
2724 #include <sys/fcntl.h>
2725 #endif
2726 main() { struct flock64 fl64;
2727 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2728 exit(0);
2729 #else
2730 exit(1);
2731 #endif
2732 }],
2733        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2734
2735   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2736       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2737   fi
2738 fi
2739
2740 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2741 AC_TRY_COMPILE([#include <sys/types.h>
2742 #include <sys/stat.h>
2743 #include <unistd.h>],
2744 [struct stat st;  st.st_blocks = 0;],
2745 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2746 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2747     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2748 fi
2749
2750 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2751
2752 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2753 AC_TRY_COMPILE([#include <sys/types.h>
2754 #include <sys/stat.h>
2755 #include <unistd.h>],
2756 [struct stat st;  st.st_blksize = 0;],
2757 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2758 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2759     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2760 fi
2761
2762 AC_CACHE_CHECK([for st_flags in struct stat],
2763         samba_cv_HAVE_STAT_ST_FLAGS,
2764         [
2765             AC_TRY_COMPILE([#include <sys/types.h>
2766 #include <sys/stat.h>
2767 #include <unistd.h>],
2768             [struct stat st;  st.st_flags = 0;],
2769             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2770             samba_cv_HAVE_STAT_ST_FLAGS=no,
2771             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2772         ])
2773
2774 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2775     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2776                 [Whether the stat struct has a st_flags member])
2777 fi
2778
2779 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2780 AC_TRY_COMPILE([
2781 #include <sys/types.h>
2782 #include <sys/acl.h>
2783 #if defined(HAVE_RPCSVC_NIS_H)
2784 #include <rpcsvc/nis.h>
2785 #endif],
2786 [int i;],
2787 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2788 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2789         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2790 fi
2791
2792 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2793 AC_TRY_RUN([
2794 #include <stdio.h>
2795 #include <limits.h>
2796 #include <signal.h>
2797
2798 void exit_on_core(int ignored) {
2799         exit(1);
2800 }
2801
2802 main() {
2803         char *newpath;
2804         signal(SIGSEGV, exit_on_core);
2805         newpath = realpath("/tmp", NULL);
2806         exit((newpath != NULL) ? 0 : 1);
2807 }
2808 ],
2809 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2810 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2811     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2812 fi
2813
2814 #################################################
2815 # check for AFS clear-text auth support
2816 samba_cv_WITH_AFS=no
2817 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2818 AC_ARG_WITH(afs,
2819 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2820 [ case "$withval" in
2821   yes|auto)
2822     AC_MSG_RESULT($withval)
2823     samba_cv_WITH_AFS=$withval
2824     ;;
2825   *)
2826     AC_MSG_RESULT(no)
2827     ;;
2828   esac ],
2829   AC_MSG_RESULT(no)
2830 )
2831
2832 ####################################################
2833 # check for Linux-specific AFS fake-kaserver support
2834 samba_cv_WITH_FAKE_KASERVER=no
2835 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2836 AC_ARG_WITH(fake-kaserver,
2837 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2838 [ case "$withval" in
2839   yes|auto)
2840     AC_MSG_RESULT($withval)
2841     samba_cv_WITH_FAKE_KASERVER=$withval
2842     ;;
2843   *)
2844     AC_MSG_RESULT(no)
2845     ;;
2846   esac ],
2847   AC_MSG_RESULT(no)
2848 )
2849
2850 #################################################
2851 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2852 if test x"$samba_cv_WITH_AFS" != x"no" ||
2853    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2854
2855     # see if this box has the OpenSSL DES libraries
2856     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2857
2858     # see if this box has the afs-headers in /usr/include/afs
2859     AC_MSG_CHECKING(for /usr/include/afs)
2860     if test -d /usr/include/afs; then
2861           AC_MSG_RESULT(yes)
2862     else
2863       AC_MSG_RESULT(no)
2864     fi
2865
2866     # check for afs.h
2867     have_afs_headers=no
2868     AC_CHECK_HEADERS(afs.h afs/afs.h)
2869     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2870         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2871            test x"$samba_cv_WITH_AFS" = x"auto"; then
2872                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2873         else
2874                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2875         fi
2876     else
2877         have_afs_headers=yes
2878     fi
2879 fi
2880
2881 FAKE_KASERVER_OBJ=""
2882 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2883     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2884     FAKE_KASERVER_OBJ="utils/net_afs.o"
2885 fi
2886 AC_SUBST(FAKE_KASERVER_OBJ)
2887
2888 #################################################
2889 # check whether to compile AFS/NT ACL mapping module
2890 samba_cv_WITH_VFS_AFSACL=no
2891 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2892 AC_ARG_WITH(vfs-afsacl,
2893 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2894 [ case "$withval" in
2895   yes|auto)
2896     AC_MSG_RESULT($withval)
2897     samba_cv_WITH_VFS_AFSACL=yes
2898     ;;
2899   *)
2900     AC_MSG_RESULT(no)
2901     ;;
2902   esac ],
2903   AC_MSG_RESULT(no)
2904 )
2905
2906 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2907    default_shared_modules="$default_shared_modules vfs_afsacl"
2908 fi
2909         
2910 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2911     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2912 fi
2913
2914 #################################################
2915 # check for the DFS clear-text auth system
2916 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2917 AC_ARG_WITH(dfs,
2918 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2919 [ case "$withval" in
2920   yes)
2921     AC_MSG_RESULT(yes)
2922     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2923     ;;
2924   *)
2925     AC_MSG_RESULT(no)
2926     ;;
2927   esac ],
2928   AC_MSG_RESULT(no)
2929 )
2930
2931 ########################################################
2932 # Compile with LDAP support?
2933
2934 with_ldap_support=auto
2935 AC_MSG_CHECKING([for LDAP support])
2936
2937 AC_ARG_WITH(ldap,
2938 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2939 [ case "$withval" in
2940     yes|no)
2941         with_ldap_support=$withval
2942         ;;
2943   esac ])
2944
2945 AC_MSG_RESULT($with_ldap_support)
2946
2947 SMBLDAP=""
2948 AC_SUBST(SMBLDAP)
2949 SMBLDAPUTIL=""
2950 AC_SUBST(SMBLDAPUTIL)
2951 LDBLDAP=""
2952 AC_SUBST(LDBLDAP)
2953
2954 if test x"$with_ldap_support" != x"no"; then
2955
2956   ##################################################################
2957   # first test for ldap.h and lber.h
2958   # (ldap.h is required for this test)
2959   AC_CHECK_HEADERS(ldap.h lber.h)
2960
2961   if test x"$ac_cv_header_ldap_h" != x"yes"; then
2962         if test x"$with_ldap_support" = x"yes"; then
2963          AC_MSG_ERROR(ldap.h is needed for LDAP support)
2964         else
2965          AC_MSG_WARN(ldap.h is needed for LDAP support)
2966         fi
2967         
2968         with_ldap_support=no
2969   fi
2970
2971   ##################################################################
2972   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
2973   # unsigned int in include/includes.h
2974   case $host_os in
2975         *hpux*)
2976          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2977          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
2978         with_ldap_support=yes
2979         ;;
2980         *)
2981         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
2982         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
2983                 if test x"$with_ldap_support" = x"yes"; then
2984                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
2985                 else
2986                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2987                 fi
2988                 with_ldap_support=no
2989         fi
2990         ;;
2991   esac
2992 fi
2993
2994 if test x"$with_ldap_support" != x"no"; then
2995   ac_save_LIBS=$LIBS
2996
2997   ##################################################################
2998   # we might need the lber lib on some systems. To avoid link errors
2999   # this test must be before the libldap test
3000   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3001
3002   ########################################################
3003   # If ber_sockbuf_add_io() is available we can add
3004   # SASL wrapping hooks
3005   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3006
3007   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3008                  AC_TRY_COMPILE([#include <ldap.h>],
3009                                 [int val = LDAP_OPT_SOCKBUF;],
3010                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3011                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3012
3013   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3014           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3015         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3016   fi
3017
3018   #######################################################
3019   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3020   # ldap logging and print it out in the samba logs
3021   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3022                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3023                  [AC_TRY_COMPILE([#include <lber.h>],
3024                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3025                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3026                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3027
3028   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3029         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3030                   [Support for LDAP/LBER logging interception])
3031   fi
3032
3033   ########################################################
3034   # now see if we can find the ldap libs in standard paths
3035   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3036
3037   ########################################################
3038   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3039   # Check found in pam_ldap 145.
3040   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3041
3042   LIBS="$LIBS $LDAP_LIBS"
3043   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3044     AC_TRY_COMPILE([
3045         #include <lber.h>
3046         #include <ldap.h>],
3047         [ldap_set_rebind_proc(0, 0, 0);],
3048         [smb_ldap_cv_ldap_set_rebind_proc=3],
3049         [smb_ldap_cv_ldap_set_rebind_proc=2]
3050     )
3051   ])
3052
3053   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3054
3055   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3056
3057   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3058     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3059     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3060     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3061     default_shared_modules="$default_shared_modules";
3062     SMBLDAP="lib/smbldap.o"
3063     SMBLDAPUTIL="lib/smbldap_util.o"
3064     with_ldap_support=yes
3065     AC_MSG_CHECKING(whether LDAP support is used)
3066     AC_MSG_RESULT(yes)
3067   else
3068     if test x"$with_ldap_support" = x"yes"; then
3069         AC_MSG_ERROR(libldap is needed for LDAP support)
3070     else
3071         AC_MSG_WARN(libldap is needed for LDAP support)
3072     fi
3073
3074     LDAP_LIBS=""
3075     with_ldap_support=no
3076   fi
3077   LIBS=$ac_save_LIBS
3078 fi
3079
3080
3081 #################################################
3082 # active directory support
3083
3084 with_ads_support=auto
3085 AC_MSG_CHECKING([for Active Directory and krb5 support])
3086
3087 AC_ARG_WITH(ads,
3088 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3089 [ case "$withval" in
3090     yes|no)
3091         with_ads_support="$withval"
3092         ;;
3093   esac ])
3094
3095 AC_MSG_RESULT($with_ads_support)
3096
3097 FOUND_KRB5=no
3098 KRB5_LIBS=""
3099
3100 if test x"$with_ldap_support" != x"yes"; then
3101
3102     if test x"$with_ads_support" = x"yes"; then
3103         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3104     elif test x"$with_ads_support" = x"auto"; then
3105         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3106         with_ads_support=no
3107     fi
3108
3109 else
3110
3111     # Check to see whether there is enough LDAP functionality to be able
3112     # to build AD support.
3113
3114 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3115 case "$host_os" in
3116         *hpux*)
3117     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3118
3119     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3120         if test x"$with_ads_support" = x"yes"; then
3121             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3122         elif test x"$with_ads_support" = x"auto"; then
3123             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3124             with_ads_support=no
3125         fi
3126     fi
3127     ;;
3128         *)
3129     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3130
3131     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3132         if test x"$with_ads_support" = x"yes"; then
3133             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3134         elif test x"$with_ads_support" = x"auto"; then
3135             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3136             with_ads_support=no
3137         fi
3138     fi
3139     ;;
3140 esac
3141
3142
3143     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3144
3145     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3146         if test x"$with_ads_support" = x"yes"; then
3147             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3148         elif test x"$with_ads_support" = x"auto"; then
3149             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3150             with_ads_support=no
3151         fi
3152     fi
3153
3154 fi
3155
3156 if test x"$with_ads_support" != x"no"; then
3157
3158   # Do no harm to the values of CFLAGS and LIBS while testing for
3159   # Kerberos support.
3160
3161   if test x$FOUND_KRB5 = x"no"; then
3162     #################################################
3163     # check for location of Kerberos 5 install
3164     AC_MSG_CHECKING(for kerberos 5 install path)
3165     AC_ARG_WITH(krb5,
3166     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3167     [ case "$withval" in
3168       no)
3169         AC_MSG_RESULT(no krb5-path given)
3170         ;;
3171       yes)
3172         AC_MSG_RESULT(/usr)
3173         FOUND_KRB5=yes
3174         ;;
3175       *)
3176         AC_MSG_RESULT($withval)
3177         KRB5_CFLAGS="-I$withval/include"
3178         KRB5_CPPFLAGS="-I$withval/include"
3179         KRB5_LDFLAGS="-L$withval/lib"
3180         FOUND_KRB5=yes
3181         if test -x "$withval/bin/krb5-config"; then
3182                 KRB5CONFIG=$withval/bin/krb5-config
3183         fi
3184         ;;
3185       esac ],
3186       AC_MSG_RESULT(no krb5-path given)
3187     )
3188   fi
3189
3190   #################################################
3191   # check for krb5-config from recent MIT and Heimdal kerberos 5
3192   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3193   AC_MSG_CHECKING(for working krb5-config)
3194   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3195     ac_save_CFLAGS=$CFLAGS
3196     CFLAGS="";export CFLAGS
3197     ac_save_LDFLAGS=$LDFLAGS
3198     LDFLAGS="";export LDFLAGS
3199     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3200     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3201     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3202     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3203     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3204     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3205     FOUND_KRB5=yes
3206     AC_MSG_RESULT(yes)
3207   else
3208     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3209   fi
3210
3211   if test x$FOUND_KRB5 = x"no"; then
3212     #################################################
3213     # see if this box has the SuSE location for the heimdal krb implementation
3214     AC_MSG_CHECKING(for /usr/include/heimdal)
3215     if test -d /usr/include/heimdal; then
3216       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3217           KRB5_CFLAGS="-I/usr/include/heimdal"
3218           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3219           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3220           FOUND_KRB5=yes
3221           AC_MSG_RESULT(yes)
3222       else
3223           KRB5_CFLAGS="-I/usr/include/heimdal"
3224           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3225           FOUND_KRB5=yes
3226           AC_MSG_RESULT(yes)
3227       fi
3228     else
3229       AC_MSG_RESULT(no)
3230     fi
3231   fi
3232
3233   if test x$FOUND_KRB5 = x"no"; then
3234     #################################################
3235     # see if this box has the RedHat location for kerberos
3236     AC_MSG_CHECKING(for /usr/kerberos)
3237     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3238       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3239       KRB5_CFLAGS="-I/usr/kerberos/include"
3240       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3241       FOUND_KRB5=yes
3242       AC_MSG_RESULT(yes)
3243     else
3244       AC_MSG_RESULT(no)
3245     fi
3246   fi
3247
3248   if test x$FOUND_KRB5 = x"no"; then
3249     #################################################
3250     # see if this box has the OpenBSD location for heimdal krb5
3251     AC_MSG_CHECKING(for /usr/include/kerberosV)
3252     if test -d /usr/include/kerberosV; then
3253       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3254       KRB5_LIBS="-lcrypto"
3255       FOUND_KRB5=yes
3256       AC_MSG_RESULT(yes)
3257     else
3258       AC_MSG_RESULT(no)
3259     fi
3260   fi
3261
3262   ac_save_CFLAGS=$CFLAGS
3263   ac_save_CPPFLAGS=$CPPFLAGS
3264   ac_save_LDFLAGS=$LDFLAGS
3265
3266   # remove needless evil rpath stuff as early as possible:
3267   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3268   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3269   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3270   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3271   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3272
3273   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3274
3275   # now check for krb5.h. Some systems have the libraries without the headers!
3276   # note that this check is done here to allow for different kerberos
3277   # include paths
3278   AC_CHECK_HEADERS(krb5.h)
3279
3280   if test x"$ac_cv_header_krb5_h" = x"no"; then
3281
3282     # Give a warning if AD support was not explicitly requested,
3283     # i.e with_ads_support = auto, otherwise die with an error.
3284
3285     if test x"$with_ads_support" = x"yes"; then
3286       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3287     else
3288       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3289     fi
3290
3291     # Turn off AD support and restore CFLAGS and LIBS variables
3292
3293     with_ads_support="no"
3294
3295     CFLAGS=$ac_save_CFLAGS
3296     CPPFLAGS=$ac_save_CPPFLAGS
3297     LDFLAGS=$ac_save_LDFLAGS
3298   fi
3299   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3300   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3301         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3302         if test x"$BLDSHARED" = x"true" ; then
3303                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3304         fi
3305   fi
3306 fi
3307
3308 # Now we have determined whether we really want ADS support
3309 use_ads=no
3310 if test x"$with_ads_support" != x"no"; then
3311   use_ads=yes
3312   have_gssapi=no
3313   ac_save_LIBS=$LIBS
3314
3315   # now check for gssapi headers.  This is also done here to allow for
3316   # different kerberos include paths
3317   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3318
3319   ##################################################################
3320   # we might need the k5crypto and com_err libraries on some systems
3321   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3322   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3323
3324   # Heimdal checks.
3325   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3326   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3327   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3328
3329   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3330   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3331
3332   ########################################################
3333   # now see if we can find the krb5 libs in standard paths
3334   # or as specified above
3335   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3336   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3337
3338   ########################################################
3339   # now see if we can find the gssapi libs in standard paths
3340   if test x"$have_gssapi" != x"yes"; then
3341      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3342   fi
3343
3344   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3345   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3346   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3347   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3348   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3349   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3350   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3351   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3352   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3353   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3354   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3355   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3356   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3357   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3358   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3359   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3360   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3361   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3362   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3363   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3364   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3365   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3366   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3367   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3368   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3369   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3370   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3371   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3372   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3373   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3374   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3375   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3376   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3377   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3378   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3379   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3380   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3381   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3382   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3383   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3384   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3385   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3386   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3387
3388   LIBS="$KRB5_LIBS $LIBS"
3389
3390   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3391         smb_krb5_cv_ticket_has_keyinfo,
3392         [
3393             AC_TRY_COMPILE(
3394             [
3395                 #include <krb5.h>
3396             ],
3397             [
3398                 krb5_ticket ticket;
3399                 krb5_kvno kvno;
3400                 krb5_enctype enctype;
3401
3402                 enctype = ticket.enc_part.enctype;
3403                 kvno = ticket.enc_part.kvno;
3404             ],
3405             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3406             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3407         ])
3408
3409   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3410         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3411             [Whether the krb5_ticket structure contains the kvno and enctype])
3412   fi
3413
3414   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3415           smb_krb5_cv_creds_opt_free_context,
3416           [
3417                 AC_TRY_COMPILE([
3418                     #include <krb5.h>],
3419                     [
3420                         krb5_context ctx;
3421                         krb5_get_init_creds_opt *opt = NULL;
3422                         krb5_get_init_creds_opt_free(ctx, opt);
3423                     ],
3424                     [smb_krb5_cv_creds_opt_free_context=yes],
3425                     [smb_krb5_cv_creds_opt_free_context=no]
3426                 )
3427           ])
3428
3429   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3430         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3431             [Whether krb5_get_init_creds_opt_free takes a context argument])
3432   fi
3433
3434   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3435     AC_TRY_COMPILE([
3436         #include <krb5.h>],
3437         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3438         [smb_krb5_cv_verify_checksum=7],
3439         [smb_krb5_cv_verify_checksum=6],
3440     )
3441   ])
3442   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3443
3444   AC_CACHE_CHECK([for checksum in krb5_checksum],
3445                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3446     AC_TRY_COMPILE([#include <krb5.h>],
3447       [krb5_checksum cksum; cksum.checksum.length = 0;],
3448       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3449       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3450
3451   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3452     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3453                [Whether the krb5_checksum struct has a checksum property])
3454   fi
3455
3456   AC_CACHE_CHECK([for etype in EncryptedData],
3457                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3458     AC_TRY_COMPILE([#include <krb5.h>],
3459       [EncryptedData edata; edata.etype = 0;],
3460       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3461       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3462
3463   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3464     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3465                [Whether the EncryptedData struct has a etype property])
3466   fi
3467
3468   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3469                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3470     AC_TRY_COMPILE([#include <krb5.h>],
3471       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3472       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3473       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3474
3475   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3476     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3477                [Whether the krb5_ap_req struct has a ticket pointer])
3478   fi
3479
3480   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3481                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3482     AC_TRY_COMPILE([#include <krb5.h>],
3483       [krb5_error err; err.e_data = NULL;],
3484       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3485       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3486
3487   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3488     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3489                [Whether the krb5_error struct has a e_data pointer])
3490   fi
3491
3492   AC_CACHE_CHECK([for krb5_crypto type],
3493                 samba_cv_HAVE_KRB5_CRYPTO,[
3494     AC_TRY_COMPILE([#include <krb5.h>],
3495       [krb5_crypto crypto;],
3496       samba_cv_HAVE_KRB5_CRYPTO=yes,
3497       samba_cv_HAVE_KRB5_CRYPTO=no)])
3498
3499   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3500     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3501                [Whether the type krb5_crypto exists])
3502   fi
3503
3504   AC_CACHE_CHECK([for krb5_encrypt_block type],
3505                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3506     AC_TRY_COMPILE([#include <krb5.h>],
3507       [krb5_encrypt_block block;],
3508       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3509       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3510
3511   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3512     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3513                [Whether the type krb5_encrypt_block exists])
3514   fi
3515
3516   AC_CACHE_CHECK([for addrtype in krb5_address],
3517                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3518     AC_TRY_COMPILE([#include <krb5.h>],
3519       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3520       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3521       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3522
3523   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3524     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3525                [Whether the krb5_address struct has a addrtype property])
3526   fi
3527
3528   AC_CACHE_CHECK([for addr_type in krb5_address],
3529                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3530     AC_TRY_COMPILE([#include <krb5.h>],
3531       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3532       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3533       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3534
3535   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3536     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3537               [Whether the krb5_address struct has a addr_type property])
3538   fi
3539
3540   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3541                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3542                  [AC_TRY_COMPILE([#include <krb5.h>],
3543     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3544     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3545
3546   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3547     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3548               [Whether the krb5_ticket struct has a enc_part2 property])
3549   fi
3550
3551   AC_CACHE_CHECK([for keyblock in krb5_creds],
3552                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3553     AC_TRY_COMPILE([#include <krb5.h>],
3554       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3555       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3556       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3557
3558   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3559     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3560               [Whether the krb5_creds struct has a keyblock property])
3561   fi
3562
3563   AC_CACHE_CHECK([for session in krb5_creds],
3564                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3565     AC_TRY_COMPILE([#include <krb5.h>],
3566       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3567       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3568       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3569
3570   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3571     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3572               [Whether the krb5_creds struct has a session property])
3573   fi
3574
3575   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3576                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3577     AC_TRY_COMPILE([#include <krb5.h>],
3578       [krb5_keyblock key; key.keyvalue.data = NULL;],
3579       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3580       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3581
3582   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3583     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3584               [Whether the krb5_keyblock struct has a keyvalue property])
3585   fi
3586
3587   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3588                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3589     AC_TRY_COMPILE([#include <krb5.h>],
3590       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3591       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3592       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3593   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3594                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3595     AC_TRY_COMPILE([#include <krb5.h>],
3596       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3597       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3598       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3599 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3600 # w.r.t. arcfour and windows, so we must not enable it here
3601   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3602           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3603     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3604               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3605   fi
3606
3607   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3608                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3609     AC_TRY_COMPILE([#include <krb5.h>],
3610       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3611       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3612       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3613
3614   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3615     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3616               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3617   fi
3618
3619   AC_CACHE_CHECK([for KV5M_KEYTAB],
3620                  samba_cv_HAVE_KV5M_KEYTAB,[
3621     AC_TRY_COMPILE([#include <krb5.h>],
3622       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3623       samba_cv_HAVE_KV5M_KEYTAB=yes,
3624       samba_cv_HAVE_KV5M_KEYTAB=no)])
3625
3626   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3627       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3628              [Whether the KV5M_KEYTAB option is available])
3629   fi
3630
3631   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3632                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3633     AC_TRY_COMPILE([#include <krb5.h>],
3634       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3635       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3636       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3637
3638   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3639     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3640               [Whether KRB5_KU_OTHER_CKSUM is available])
3641   fi
3642
3643   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3644                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3645     AC_TRY_COMPILE([#include <krb5.h>],
3646       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3647       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3648       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3649
3650   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3651     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3652               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3653   fi
3654
3655   AC_CACHE_CHECK([for the krb5_princ_component macro],
3656                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3657     AC_TRY_LINK([#include <krb5.h>],
3658       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3659       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3660       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3661
3662   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3663     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3664                [Whether krb5_princ_component is available])
3665   fi
3666
3667   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3668                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3669     AC_TRY_COMPILE([#include <krb5.h>],
3670       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3671       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3672       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3673
3674   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3675     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3676               [Whether krb5_keytab_entry has key member])
3677   fi
3678
3679   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3680                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3681     AC_TRY_COMPILE([#include <krb5.h>],
3682       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3683       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3684       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3685
3686   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3687     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3688               [Whether krb5_keytab_entry has keyblock member])
3689   fi
3690
3691   AC_CACHE_CHECK([for magic in krb5_address],
3692                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3693     AC_TRY_COMPILE([#include <krb5.h>],
3694       [krb5_address addr; addr.magic = 0;],
3695       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3696       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3697
3698   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3699     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3700               [Whether the krb5_address struct has a magic property])
3701   fi
3702
3703   AC_CACHE_CHECK([for WRFILE: keytab support],
3704                 samba_cv_HAVE_WRFILE_KEYTAB,[
3705     AC_TRY_RUN([
3706 #include<krb5.h>
3707   main()
3708   {
3709     krb5_context context;
3710     krb5_keytab keytab;
3711
3712     krb5_init_context(&context);
3713     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3714   }],
3715   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3716   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3717
3718   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3719       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3720                [Whether the WRFILE:-keytab is supported])
3721   fi
3722
3723   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3724                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3725     AC_TRY_COMPILE([#include <krb5.h>],
3726     [
3727     krb5_context context;
3728     krb5_principal principal;
3729     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3730     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3731     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3732
3733   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3734     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3735               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3736   fi
3737
3738   AC_CACHE_CHECK([for krb5_addresses type],
3739                 samba_cv_HAVE_KRB5_ADDRESSES,[
3740     AC_TRY_COMPILE([#include <krb5.h>],
3741       [krb5_addresses addr;],
3742       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3743       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3744
3745   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3746     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3747                [Whether the type krb5_addresses type exists])
3748   fi
3749
3750   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
3751                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
3752     AC_TRY_COMPILE([#include <krb5.h>],
3753     [
3754     krb5_mk_error(0,0,0);],
3755     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
3756     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
3757
3758   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
3759     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
3760               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
3761   fi
3762
3763   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3764     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3765         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3766         AC_TRY_RUN_STRICT([
3767                 #include <stdlib.h>
3768                 #include <krb5.h>
3769                 int main(void) {
3770                         krb5_context context = NULL;
3771                         char *str = NULL;
3772                         krb5_enctype_to_string(context, 1, &str);
3773                         if (str) free (str); 
3774                         return 0;
3775                 }
3776                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3777                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3778                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3779
3780     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3781       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3782                 [whether krb5_enctype_to_string takes krb5_context argument])
3783     fi
3784
3785     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3786         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3787         AC_TRY_RUN_STRICT([
3788                 #include <krb5.h>
3789                 int main(void) {
3790                         char buf[256];
3791                         krb5_enctype_to_string(1, buf, 256);
3792                         return 0;
3793                 }
3794                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3795                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3796                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
3797
3798     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
3799       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
3800                 [whether krb5_enctype_to_string takes size_t argument])
3801     fi
3802   fi
3803
3804   AC_CACHE_CHECK([for krb5_principal_get_realm],
3805                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
3806     AC_TRY_LINK([#include <krb5.h>],
3807       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
3808       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
3809       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
3810
3811   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
3812     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
3813                [Whether the function krb5_principal_get_realm is defined])
3814   fi
3815
3816   AC_CACHE_CHECK([for krb5_princ_realm],
3817                 samba_cv_HAVE_KRB5_PRINC_REALM,[
3818     AC_TRY_LINK([#include <krb5.h>],
3819       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
3820       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
3821       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
3822
3823   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
3824     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
3825                [Whether the macro krb5_princ_realm is defined])
3826   fi
3827
3828   #
3829   #
3830   # Now the decisions whether we can support krb5
3831   #
3832   # NOTE: all tests should be done before this block!
3833   #
3834   #
3835   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3836     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3837     use_ads=no
3838   fi
3839
3840   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3841           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3842   then
3843     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3844     use_ads=no
3845   fi
3846
3847   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3848           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3849   then
3850     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3851     use_ads=no
3852   fi
3853
3854   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3855           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3856   then
3857     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3858     use_ads=no
3859   fi
3860
3861   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3862           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3863   then
3864     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3865     use_ads=no
3866   fi
3867
3868   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
3869
3870       # We only need the following functions if we can't get the enctype
3871       # and kvno out of the ticket directly (ie. on Heimdal).
3872
3873       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3874       then
3875         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3876         use_ads=no
3877       fi
3878
3879       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3880       then
3881         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3882         use_ads=no
3883       fi
3884
3885   fi
3886
3887   if test x"$use_ads" = x"yes"; then
3888     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3889     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3890     if test x"$have_gssapi" = x"yes"; then
3891       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3892     fi
3893   else
3894     if test x"$with_ads_support" = x"yes"; then
3895         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3896     else
3897         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3898     fi
3899     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3900     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3901     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3902     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3903     KRB5_LIBS=""
3904     with_ads_support=no
3905   fi
3906   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3907   AC_MSG_RESULT([$use_ads])
3908
3909 LIBS="$ac_save_LIBS"
3910 fi
3911
3912 if test x"$use_ads" != xyes; then
3913         merged_build_possible=no
3914 fi
3915
3916 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
3917 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
3918
3919
3920 ########################################################
3921 # Compile with DNS Updates support?
3922
3923 with_dnsupdate_support=no
3924 AC_MSG_CHECKING([whether to enable DNS Updates support])
3925
3926 AC_ARG_WITH(dnsupdate,
3927 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
3928 [ case "$withval" in
3929     yes|no)
3930         with_dnsupdate_support=$withval
3931         ;;
3932   esac ])
3933
3934 AC_MSG_RESULT($with_dnsupdate_support)
3935
3936 if test x"$with_dnsupdate_support" != x"no"; then
3937
3938   ################################################################
3939   # first test for Active Directory support being enabled
3940   #if test x"$with_ads_support" = x"no"; then
3941   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
3942   #             with_dnsupdate_support=no
3943   #fi           
3944   ##################################################################
3945   # then test for uuid.h (necessary to generate unique DNS keynames
3946   # (uuid.h is required for this test)
3947   AC_CHECK_HEADERS(uuid/uuid.h)
3948
3949   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
3950         if test x"$with_dnsupdate_support" = x"yes"; then
3951          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
3952         else
3953          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
3954         fi
3955         with_dnsupdate_support=no
3956   fi
3957 fi
3958
3959 if test x"$with_dnsupdate_support" != x"no"; then
3960
3961   ########################################################
3962   # Now see if we can find the uuid libs in standard paths
3963   # On some systems, the uuid API is in libc, so we have to
3964   # be careful not to insert a spurious -luuid.
3965
3966   UUID_LIBS=""
3967   AC_LIBTESTFUNC(uuid, uuid_generate,
3968           [
3969             case " $LIBS " in
3970                 *\ -luuid\ *)
3971                 UUID_LIBS="-luuid"
3972                 SMB_REMOVE_LIB(uuid)
3973                 ;;
3974             esac
3975
3976             with_dnsupdate_support=yes
3977             AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
3978         ],
3979         [
3980             if test x"$with_dnsupdate_support" = x"yes"; then
3981                 AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
3982             else
3983                 AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
3984             fi
3985             with_dnsupdate_support=no
3986         ])
3987 fi
3988
3989 #################################################
3990 # check for automount support
3991 AC_MSG_CHECKING(whether to use automount)
3992 AC_ARG_WITH(automount,
3993 [AS_HELP_STRING([--with-automount], [Include automount support (default=no)])],
3994 [ case "$withval" in
3995   yes)
3996     AC_MSG_RESULT(yes)
3997     AC_DEFINE(WITH_AUTOMOUNT,1,[Whether to include automount support])
3998     ;;
3999   *)
4000     AC_MSG_RESULT(no)
4001     ;;
4002   esac ],
4003   AC_MSG_RESULT(no)
4004 )
4005
4006 #################################################
4007 # check for mount- and umount.cifs support
4008 CIFSMOUNT_PROGS=""
4009 INSTALL_CIFSMOUNT=""
4010 UNINSTALL_CIFSMOUNT=""
4011 AC_MSG_CHECKING(whether to build mount.cifs)
4012 AC_ARG_WITH(cifsmount,
4013 [AS_HELP_STRING([--with-cifsmount], [Include mount.cifs (Linux only) support (default=yes)])],
4014 [ case "$withval" in
4015   no)
4016         AC_MSG_RESULT(no)
4017         ;;
4018   *)
4019         case "$host_os" in
4020         *linux*)
4021                 AC_MSG_RESULT(yes)
4022                 AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4023                 CIFSMOUNT_PROGS="bin/mount.cifs"
4024                 INSTALL_CIFSMOUNT="installcifsmount"
4025                 UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4026                 ;;
4027         *)
4028                 AC_MSG_ERROR(not on a linux system!)
4029                 ;;
4030         esac
4031     ;;
4032   esac ],
4033 [ case "$host_os" in
4034   *linux*)
4035         AC_MSG_RESULT(yes)
4036         AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4037         CIFSMOUNT_PROGS="bin/mount.cifs"
4038         INSTALL_CIFSMOUNT="installcifsmount"
4039         UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4040         ;;
4041   *)
4042         AC_MSG_RESULT(no)
4043         ;;
4044   esac ]
4045 )
4046
4047 CIFSUMOUNT_PROGS=""
4048 INSTALL_CIFSUMOUNT=""
4049 UNINSTALL_CIFSUMOUNT=""
4050 AC_MSG_CHECKING(whether to build umount.cifs)
4051 AC_ARG_WITH(cifsumount,
4052 [AS_HELP_STRING([--with-cifsumount], [Include umount.cifs (Linux only) support (default=no)])],
4053 [ case "$withval" in
4054   yes)
4055         case "$host_os" in
4056         *linux*)
4057                 AC_MSG_RESULT(yes)
4058                 AC_DEFINE(WITH_CIFSUMOUNT,1,[Whether to build umount.cifs])
4059                 CIFSUMOUNT_PROGS="bin/umount.cifs"
4060                 INSTALL_CIFSUMOUNT="installcifsumount"
4061                 UNINSTALL_CIFSUMOUNT="uninstallcifsumount"
4062                 ;;
4063         *)
4064                 AC_MSG_ERROR(not on a linux system!)
4065                 ;;
4066         esac
4067         ;;
4068   *)
4069         AC_MSG_RESULT(no)
4070         ;;
4071   esac ],
4072   AC_MSG_RESULT(no)
4073 )
4074
4075 #################################################
4076 # check for cifs.upcall support
4077 AC_CHECK_HEADERS([keyutils.h], [HAVE_KEYUTILS_H=1], [HAVE_KEYUTILS_H=0])
4078 CIFSUPCALL_PROGS=""
4079 INSTALL_CIFSUPCALL=""
4080 UNINSTALL_CIFSUPCALL=""
4081 AC_MSG_CHECKING(whether to build cifs.upcall)
4082 AC_ARG_WITH(cifsupcall,
4083 [AS_HELP_STRING([--with-cifsupcall], [Include cifs.upcall (Linux only) support (default=yes)])],
4084 [ case "$withval" in
4085   no)
4086         AC_MSG_RESULT(no)
4087         ;;
4088   *)
4089         case "$host_os" in
4090         *linux*)
4091                 if test x"$use_ads" != x"yes"; then
4092                         AC_MSG_ERROR(ADS support should be enabled for building cifs.upcall)
4093                 elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4094                         AC_MSG_ERROR(keyutils package is required for cifs.upcall)
4095                 else
4096                         AC_MSG_RESULT(yes)
4097                         AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4098                         CIFSUPCALL_PROGS="bin/cifs.upcall"
4099                         INSTALL_CIFSUPCALL="installcifsupcall"
4100                         UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4101                 fi
4102                 ;;
4103         *)
4104                 AC_MSG_ERROR(not on a linux system!)
4105                 ;;
4106         esac
4107     ;;
4108   esac ],
4109 [ case "$host_os" in
4110   *linux*)
4111         if test x"$use_ads" != x"yes"; then
4112                 AC_MSG_WARN(ADS support should be enabled for building cifs.upcall)
4113         elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4114                 AC_MSG_WARN(keyutils package is required for cifs.upcall)
4115         else
4116                 AC_MSG_RESULT(yes)
4117                 AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4118                 CIFSUPCALL_PROGS="bin/cifs.upcall"
4119                 INSTALL_CIFSUPCALL="installcifsupcall"
4120                 UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4121         fi
4122         ;;
4123   *)
4124         AC_MSG_RESULT(no)
4125         ;;
4126   esac ]
4127 )
4128
4129
4130 #################################################
4131 # Check for a PAM clear-text auth, accounts, password
4132 # and session support. Most PAM implementations keep their
4133 # headers in /usr/include/security. Darwin keeps its in
4134 # /usr/include/pam.
4135
4136 with_pam_for_crypt=no
4137 try_pam=auto
4138 AC_MSG_CHECKING(whether to try PAM support)
4139 AC_ARG_WITH(pam,
4140 [AS_HELP_STRING([--with-pam], [Include PAM support (default=auto)])],
4141 [ case "$withval" in
4142   yes|no|auto)
4143     try_pam=$withval
4144     ;;
4145   esac
4146 ])
4147 AC_MSG_RESULT([$try_pam])
4148
4149 use_pam=no
4150 create_pam_modules=no
4151 if test x"${try_pam}" != x"no";then
4152         use_pam=yes
4153         create_pam_modules=yes
4154
4155         # Most systems have PAM headers in /usr/include/security, but Darwin
4156         # has them in /usr/include/pam.
4157         AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h)
4158         if test x"$ac_cv_header_security_pam_appl_h" != x"yes" -a \
4159                 x"$ac_cv_header_pam_pam_appl_h" != x"yes"; then
4160                 if test x"${try_pam}" = x"yes";then
4161                         AC_MSG_ERROR([--with-pam=yes but pam_appl.h not found])
4162                 fi
4163                 use_pam=no
4164                 create_pam_modules=no
4165         fi
4166
4167         AC_CHECK_LIB_EXT(pam, PAM_LIBS, pam_get_data)
4168         if test x"$ac_cv_lib_ext_pam_pam_get_data" != x"yes"; then
4169                 if test x"${try_pam}" = x"yes";then
4170                         AC_MSG_ERROR([--with-pam=yes but libpam not found])
4171                 fi
4172                 use_pam=no
4173                 create_pam_modules=no
4174         fi
4175
4176         AC_CHECK_HEADERS(security/pam_modules.h pam/pam_modules.h,,,[[
4177                 #if HAVE_SECURITY_PAM_APPL_H
4178                 #include <security/pam_appl.h>
4179                 #endif
4180                 #if HAVE_PAM_PAM_APPL_H
4181                 #include <pam/pam_appl.h>
4182                 #endif
4183         ]])
4184         if test x"$ac_cv_header_security_pam_modules_h" = x"no" -a \
4185                 x"$ac_cv_header_pam_pam_modules_h" = x"no" ; then
4186                 if test x"${try_pam}" = x"yes";then
4187                         AC_MSG_ERROR([--with-pam=yes but pam_modules.h not found])
4188        fi
4189                 create_pam_modules=no
4190     fi
4191
4192         if test x"$use_pam" = x"yes"; then
4193     AC_DEFINE(WITH_PAM,1,[Whether to include PAM support])
4194                 AC_DEFINE(HAVE_LIBPAM,1,[Whether libpam is available])
4195                 AUTH_LIBS="$AUTH_LIBS $PAM_LIBS"
4196     with_pam_for_crypt=yes
4197
4198                 if test x"$create_pam_modules" = x"yes"; then
4199                         AC_DEFINE(WITH_PAM_MODULES,1,[Whether to include PAM MODULES support])
4200                         # this checks are optional,
4201                         # we don't care about the results here
4202                         AC_CHECK_HEADERS(security/pam_ext.h security/_pam_macros.h)
4203                         AC_CHECK_HEADERS(pam/pam_ext.h pam/_pam_macros.h)
4204                         AC_CHECK_FUNC_EXT(pam_vsyslog,$PAM_LIBS)
4205                 else
4206                         AC_MSG_WARN([PAM support detected but PAM MODULES support is missing])          
4207                 fi
4208         fi
4209         AC_MSG_CHECKING(whether to use PAM support)
4210         AC_MSG_RESULT([$use_pam])
4211
4212         AC_MSG_CHECKING(whether to have PAM MODULES support)
4213         AC_MSG_RESULT([$create_pam_modules])
4214 fi # try_pam != no
4215
4216 #################################################
4217 # check for pam_smbpass support
4218 PAM_MODULES=""
4219 INSTALL_PAM_MODULES=""
4220 UNINSTALL_PAM_MODULES=""
4221 AC_MSG_CHECKING(whether to use pam_smbpass)
4222 AC_ARG_WITH(pam_smbpass,
4223 [AS_HELP_STRING([--with-pam_smbpass], [Build PAM module for authenticating against passdb backends (default=no)])],
4224 [ case "$withval" in
4225   yes)
4226     AC_MSG_RESULT(yes)
4227
4228        # Conditions under which pam_smbpass should not be built.
4229
4230        if test x"$BLDSHARED" != x"true"; then
4231           AC_MSG_ERR