01dcd9f744de58ba87ac0dd9aad4584d65281d46
[gd/samba-autobuild/.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_SOVER)
76 AC_SUBST(LIBWBCLIENT)
77 AC_SUBST(LIBWBCLIENT_LIBS)
78
79 AC_SUBST(LIBSAMBAUTIL_SHARED)
80
81 AC_SUBST(PRINT_LIBS)
82 AC_SUBST(AUTH_LIBS)
83 AC_SUBST(ACL_LIBS)
84 AC_SUBST(PASSDB_LIBS)
85 AC_SUBST(IDMAP_LIBS)
86 AC_SUBST(KRB5_LIBS)
87 AC_SUBST(UUID_LIBS)
88 AC_SUBST(LDAP_LIBS)
89 AC_SUBST(GPEXT_LIBS)
90 AC_SUBST(PAM_MODULES)
91 AC_SUBST(INSTALL_PAM_MODULES)
92 AC_SUBST(UNINSTALL_PAM_MODULES)
93 AC_SUBST(NSS_MODULES)
94 AC_SUBST(EXTRA_BIN_PROGS)
95 AC_SUBST(CIFSMOUNT_PROGS)
96 AC_SUBST(INSTALL_CIFSMOUNT)
97 AC_SUBST(UNINSTALL_CIFSMOUNT)
98 AC_SUBST(CIFSUMOUNT_PROGS)
99 AC_SUBST(INSTALL_CIFSUMOUNT)
100 AC_SUBST(UNINSTALL_CIFSUMOUNT)
101 AC_SUBST(CIFSUPCALL_PROGS)
102 AC_SUBST(INSTALL_CIFSUPCALL)
103 AC_SUBST(UNINSTALL_CIFSUPCALL)
104 AC_SUBST(EXTRA_SBIN_PROGS)
105 AC_SUBST(EXTRA_ALL_TARGETS)
106 AC_SUBST(CONFIG_LIBS)
107 AC_SUBST(NSCD_LIBS)
108
109 # compile with optimization and without debugging by default, but
110 # allow people to set their own preference.
111 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
112 # if it has no value.  This prevent *very* large debug binaries from occurring
113 # by default.
114 if test "x$debug" = "xyes" ; then
115         CFLAGS="${CFLAGS} -g"
116 fi
117 if test "x$CFLAGS" = x; then
118   CFLAGS="-O"
119 fi
120
121 m4_include(../lib/socket_wrapper/config.m4)
122 m4_include(../lib/nss_wrapper/config.m4)
123
124 m4_include(m4/swat.m4)
125
126 # Probe the gcc version for extra CFLAGS. We always stash these in
127 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
128 # Makefile edit, avoiding the need to re-run configure.
129 if test x"$ac_cv_prog_gcc" = x"yes" ; then
130         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
131         # Add -Wdeclaration-after-statement if compiler supports it
132         AC_CACHE_CHECK(
133           [that the C compiler understands -Wdeclaration-after-statement],
134           samba_cv_HAVE_Wdeclaration_after_statement, [
135           AC_TRY_RUN_STRICT([
136             int main(void)
137             {
138                 return 0;
139             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
140             samba_cv_HAVE_Wdeclaration_after_statement=yes,
141             samba_cv_HAVE_Wdeclaration_after_statement=no,
142             samba_cv_HAVE_Wdeclaration_after_statement=cross)
143        ])
144
145         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
146             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
147         fi
148
149         #-Werror-implicit-function-declaration
150         AC_CACHE_CHECK(
151           [that the C compiler understands -Werror-implicit-function-declaration],
152           samba_cv_HAVE_Werror_implicit_function_declaration, [
153           AC_TRY_RUN_STRICT([
154             int main(void)
155             {
156                 return 0;
157             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
158             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
159             samba_cv_HAVE_Werror_implicit_function_declaration=no,
160             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
161        ])
162        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
163             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
164        fi
165
166         # krb5developer is like developer, except we don't get
167         # -Wstrict-prototypes.
168        if test x"$krb5_developer" != x"$yes" ; then
169             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
170        fi
171
172        if test x"$picky_developer" = x"yes"; then
173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
174        fi
175 fi
176
177 #################################################
178 # check for a shared memory profiling support
179 AC_MSG_CHECKING(whether to use profiling)
180 AC_ARG_WITH(profiling-data,
181 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
182 [ case "$withval" in
183   yes)
184     AC_MSG_RESULT(yes)
185     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
186     samba_cv_WITH_PROFILE=yes
187     ;;
188   *)
189     AC_MSG_RESULT(no)
190     samba_cv_WITH_PROFILE=no
191     ;;
192   esac ],
193   AC_MSG_RESULT(no)
194 )
195
196 dnl Checks for programs.
197 merged_build_possible=yes
198
199 AC_PROG_INSTALL
200 AC_PROG_AWK
201 # Check for GNU make
202 m4_include(../m4/check_make.m4)
203 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
204
205 # Check for perl
206 m4_include(../m4/check_perl.m4)
207 AC_SAMBA_PERL([true], [merged_build_possible=no])
208
209 AC_CHECK_TOOL(AR, ar)
210
211 dnl Check if we use GNU ld
212 LD=ld
213 AC_PROG_LD_GNU
214
215 dnl Certain versions of GNU ld the default is not to have the
216 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
217 dnl warnings when building modules.
218 if test "$ac_cv_prog_gnu_ld" = "yes"; then
219         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
220         AC_MSG_CHECKING(GNU ld release date)
221         changequote(,)dnl
222         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
223         changequote([,])dnl
224         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
225         if test -n "$ac_cv_gnu_ld_date"; then
226         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
227                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
228         fi
229         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
230                 ac_cv_gnu_ld_version_script=yes
231         fi
232         else
233            AC_MSG_CHECKING(GNU ld release version)
234            changequote(,)dnl
235            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
236            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
237            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
238            changequote([,])dnl
239            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
240            AC_MSG_CHECKING(GNU ld release version major)
241            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
242            AC_MSG_CHECKING(GNU ld release version minor)
243            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
244            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
245              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
246            fi
247            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
248              ac_cv_gnu_ld_version_script=yes
249            fi
250         fi
251 fi
252
253 dnl look for executable suffix
254 AC_EXEEXT
255
256 dnl Check if C compiler understands -c and -o at the same time
257 AC_PROG_CC_C_O
258 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
259       BROKEN_CC=
260 else
261       BROKEN_CC=#
262 fi
263 AC_SUBST(BROKEN_CC)
264
265 dnl Check if the C compiler understands -Werror
266 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
267  AC_TRY_RUN_STRICT([
268   int main(void)
269   {
270         return 0;
271   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
272   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
273 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
274    Werror_FLAGS="-Werror"
275 else
276 dnl Check if the C compiler understands -w2
277 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
278  AC_TRY_RUN_STRICT([
279   int main(void)
280   {
281         return 0;
282   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
283   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
284 if test x"$samba_cv_HAVE_w2" = x"yes"; then
285    Werror_FLAGS="-w2"
286 else
287 dnl Check if the C compiler understands -errwarn
288 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
289   AC_TRY_RUN_STRICT([
290    int main(void)
291    {
292         return 0;
293    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
294    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
295 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
296    Werror_FLAGS="-errwarn=%all"
297 fi
298 fi
299 fi
300
301 ############################################
302 # check if the compiler can handle negative enum values
303 # and don't truncate the values to INT_MAX
304 # a runtime test is needed here
305 AC_SUBST(PIDL_ARGS)
306 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
307     AC_TRY_RUN(
308 [
309         #include <stdio.h>
310         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
311         int main(void) {
312                 enum negative_values v1 = NEGATIVE_VALUE;
313                 unsigned v2 = NEGATIVE_VALUE;
314
315                 if (v1 != 0xFFFFFFFF) {
316                         printf("%u != 0xFFFFFFFF\n", v1);
317                         return 1;
318                 }
319                 if (v2 != 0xFFFFFFFF) {
320                         printf("%u != 0xFFFFFFFF\n", v2);
321                         return 1;
322                 }
323
324                 return 0;
325         }
326 ],
327         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
328 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
329         AC_MSG_WARN([using --uint-enums for pidl])
330         PIDL_ARGS="$PIDL_ARGS --uint-enums"
331 fi
332
333 dnl Figure out the flags to support named structure initializers
334
335 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
336
337 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
338 AC_MSG_CHECKING(uname -s)
339 AC_MSG_RESULT(${UNAME_S})
340
341 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
342 AC_MSG_CHECKING(uname -r)
343 AC_MSG_RESULT(${UNAME_R})
344
345 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
346 AC_MSG_CHECKING(uname -m)
347 AC_MSG_RESULT(${UNAME_M})
348
349 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
350 AC_MSG_CHECKING(uname -p)
351 AC_MSG_RESULT(${UNAME_P})
352
353 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
354 AC_MSG_CHECKING(uname -i)
355 AC_MSG_RESULT(${UNAME_I})
356
357 dnl Add #include for broken IRIX header files
358   case "$host_os" in
359         *irix6*)
360                 #TODO add to libreplace
361                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
362                         dnl Fix sensible defaults for MIPSPro compilers. The
363                         dnl error numbers are valid for the 7.3 compilers,
364                         dnl hopefully also valid for the 7.4 series.
365                         dnl
366                         dnl Bugzilla 3801. Force an error on warning 1035
367                         dnl so we don't incorrectly detect stdint.h. This
368                         dnl warning is emitted for #error directives.
369                         CFLAGS="$CFLAGS -diag_error 1035"
370                         dnl 1209: Controlling expression is constant
371                         dnl 1174: Function foo declared but never referenced
372                         dnl 3201: Parameter foo was never referenced
373                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
374                 fi
375         ;;
376 esac
377
378 DYNEXP=
379 AC_SUBST(DYNEXP)
380 LDSHFLAGS_Z_DEFS=
381 AC_SUBST(LDSHFLAGS_Z_DEFS)
382 LDSHFLAGS_Z_NODEFS=
383 AC_SUBST(LDSHFLAGS_Z_NODEFS)
384
385 dnl Add modules that have to be built by default here
386 dnl These have to be built static:
387 default_static_modules=""
388 default_static_modules="$default_static_modules pdb_smbpasswd"
389 default_static_modules="$default_static_modules pdb_tdbsam"
390 default_static_modules="$default_static_modules pdb_wbc_sam"
391 default_static_modules="$default_static_modules rpc_lsarpc"
392 default_static_modules="$default_static_modules rpc_samr"
393 default_static_modules="$default_static_modules rpc_winreg"
394 default_static_modules="$default_static_modules rpc_initshutdown"
395 default_static_modules="$default_static_modules rpc_dssetup"
396 default_static_modules="$default_static_modules rpc_wkssvc"
397 default_static_modules="$default_static_modules rpc_svcctl"
398 default_static_modules="$default_static_modules rpc_ntsvcs"
399 default_static_modules="$default_static_modules rpc_netlogon"
400 default_static_modules="$default_static_modules rpc_netdfs"
401 default_static_modules="$default_static_modules rpc_srvsvc"
402 default_static_modules="$default_static_modules rpc_spoolss"
403 default_static_modules="$default_static_modules rpc_eventlog"
404 default_static_modules="$default_static_modules auth_sam"
405 default_static_modules="$default_static_modules auth_unix"
406 default_static_modules="$default_static_modules auth_winbind"
407 default_static_modules="$default_static_modules auth_wbc"
408 default_static_modules="$default_static_modules auth_server"
409 default_static_modules="$default_static_modules auth_domain"
410 default_static_modules="$default_static_modules auth_builtin"
411 default_static_modules="$default_static_modules auth_netlogond"
412 default_static_modules="$default_static_modules vfs_default"
413 default_static_modules="$default_static_modules nss_info_template"
414
415 dnl These are preferably build shared, and static if dlopen() is not available
416 default_shared_modules=""
417 default_shared_modules="$default_shared_modules vfs_recycle"
418 default_shared_modules="$default_shared_modules vfs_audit"
419 default_shared_modules="$default_shared_modules vfs_extd_audit"
420 default_shared_modules="$default_shared_modules vfs_full_audit"
421 default_shared_modules="$default_shared_modules vfs_netatalk"
422 default_shared_modules="$default_shared_modules vfs_fake_perms"
423 default_shared_modules="$default_shared_modules vfs_default_quota"
424 default_shared_modules="$default_shared_modules vfs_readonly"
425 default_shared_modules="$default_shared_modules vfs_cap"
426 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
427 default_shared_modules="$default_shared_modules vfs_shadow_copy"
428 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
429 default_shared_modules="$default_shared_modules charset_CP850"
430 default_shared_modules="$default_shared_modules charset_CP437"
431 default_shared_modules="$default_shared_modules auth_script"
432 default_shared_modules="$default_shared_modules vfs_readahead"
433 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
434 default_shared_modules="$default_shared_modules vfs_streams_xattr"
435 default_shared_modules="$default_shared_modules vfs_streams_depot"
436 default_shared_modules="$default_shared_modules vfs_acl_xattr"
437 default_shared_modules="$default_shared_modules vfs_acl_tdb"
438 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
439 default_shared_modules="$default_shared_modules vfs_preopen"
440 default_shared_modules="$default_shared_modules vfs_catia"
441
442 if test "x$developer" = xyes; then
443    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
444    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
445 fi
446
447 #
448 # Config CPPFLAG settings for strange OS's that must be set
449 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
450 # case statement; its first reference must be unconditional.
451 #
452 case "$host_os" in
453     *hpux*)
454 #
455 # Defines needed for HPUX support.
456 # HPUX has bigcrypt but (sometimes?) doesn't use it for
457 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
458 #
459       case `uname -r` in
460                 *9*|*10*|*11)
461                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
462                 ;;
463       esac
464       ;;
465
466 #
467 # CRAY Unicos has broken const handling
468        *unicos*)
469           AC_MSG_RESULT([disabling const])
470           CPPFLAGS="$CPPFLAGS -Dconst="
471           ;;
472         
473 #
474 # AIX4.x doesn't even admit to having large
475 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
476 #
477     *aix4*)
478           AC_MSG_RESULT([enabling large file support])
479       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
480           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
481       ;;
482 #
483 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
484 # to the existance of large files..
485 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
486 # recommendations on large file support, however it makes the
487 # compile work using gcc 2.7 and 2.8, whereas using the Sun
488 # recommendation makes the compile fail on gcc2.7. JRA.
489 #
490 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
491 #
492         *solaris*)
493                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
494                 case `uname -r` in
495                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
496                                 AC_MSG_RESULT([no large file support])
497                                 ;;
498                         5.*)
499                         AC_MSG_RESULT([enabling large file support])
500                         if test "$ac_cv_prog_gcc" = yes; then
501                                 ${CC-cc} -v >conftest.c 2>&1
502                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
503                                 rm -fr conftest.c
504                                 case "$ac_cv_gcc_compiler_version_number" in
505                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
506                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
507                                                 LDFLAGS="$LDFLAGS -lthread"
508                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
509                                                 ;;
510                                         *)
511                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
512                                                 LDFLAGS="$LDFLAGS -lthread"
513                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
514                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
515                                                 ;;
516                                 esac
517                         else
518                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
519                                 LDFLAGS="$LDFLAGS -lthread"
520                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
521                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
522                         fi
523                         ;;
524                 esac
525                 ;;
526 #
527 # IRIX uses SYSV printing.  Make sure to set that here
528 #
529         *irix*)
530                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
531                 ;;
532         *freebsd*|*dragonfly*)
533                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
534                 ;;
535 #
536 # VOS may need to have POSIX support and System V compatibility enabled.
537 #
538     *vos*)
539     case "$CPPFLAGS" in
540           *-D_POSIX_C_SOURCE*)
541                 ;;
542           *)
543                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
544                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
545                 ;;
546     esac
547     case "$CPPFLAGS" in
548           *-D_SYSV*|*-D_SVID_SOURCE*)
549                 ;;
550           *)
551                 CPPFLAGS="$CPPFLAGS -D_SYSV"
552                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
553     esac
554     ;;
555 #
556 # Tests needed for SINIX large file support.
557 #
558     *sysv4*)
559       if test $host = mips-sni-sysv4 ; then
560         AC_MSG_CHECKING([for LFS support])
561         old_CPPFLAGS="$CPPFLAGS"
562         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
563         AC_TRY_RUN([
564 #include <unistd.h>
565 main () {
566 #if _LFS64_LARGEFILE == 1
567 exit(0);
568 #else
569 exit(1);
570 #endif
571 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
572         CPPFLAGS="$old_CPPFLAGS"
573         if test x$SINIX_LFS_SUPPORT = xyes ; then
574           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
575                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
576           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
577           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
578           LIBS="`getconf LFS64_LIBS` $LIBS"
579         fi
580       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
581       fi
582     ;;
583
584 # Systems with LFS support.
585 #
586     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
587         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
588         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
589         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
590         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
591         ;;
592
593 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
594 #
595     *linux*)
596         AC_MSG_CHECKING([for LFS support])
597         old_CPPFLAGS="$CPPFLAGS"
598         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
599        AC_TRY_RUN([
600 #include <unistd.h>
601 #include <sys/utsname.h>
602 #include <string.h>
603 #include <stdlib.h>
604 main() {
605 #if _LFS64_LARGEFILE == 1
606        struct utsname uts;
607        char *release;
608        int major, minor;
609
610        /* Ensure this is glibc 2.2 or higher */
611 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
612        int libc_major = __GLIBC__;
613        int libc_minor = __GLIBC_MINOR__;
614
615        if (libc_major < 2)
616               exit(1);
617        if (libc_minor < 2)
618               exit(1);
619 #endif
620
621        /* Ensure this is kernel 2.4 or higher */
622
623        uname(&uts);
624        release = strdup(uts.release);
625        major = atoi(strsep(&release, "."));
626        minor = atoi(strsep(&release, "."));
627
628        if (major > 2 || (major == 2 && minor > 3))
629                exit(0);
630        exit(1);
631 #else
632        exit(1);
633 #endif
634 }
635 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
636         CPPFLAGS="$old_CPPFLAGS"
637         if test x$LINUX_LFS_SUPPORT = xyes ; then
638                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
639                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
640                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
641                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
642         fi
643         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
644         ;;
645
646 #
647 # MacOS X is the *only* system that uses compose character in utf8. This
648 # is so horribly broken....
649 #
650     *darwin*)
651         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
652
653 # Add a system specific charset module.
654         default_shared_modules="$default_shared_modules charset_macosxfs"
655
656         ;;
657     *hurd*)
658         AC_MSG_CHECKING([for LFS support])
659         old_CPPFLAGS="$CPPFLAGS"
660         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
661         AC_TRY_RUN([
662 #include <unistd.h>
663 main () {
664 #if _LFS64_LARGEFILE == 1
665 exit(0);
666 #else
667 exit(1);
668 #endif
669 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
670         CPPFLAGS="$old_CPPFLAGS"
671         if test x$GLIBC_LFS_SUPPORT = xyes ; then
672           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
673                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
674           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
675         fi
676       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
677     ;;
678     *qnx*)
679         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
680         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
681         ;;
682
683 esac
684
685 SAVE_CPPFLAGS="${CPPFLAGS}"
686 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
687
688 AC_LIBREPLACE_BROKEN_CHECKS
689 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
690 AC_LIBREPLACE_NETWORK_CHECKS
691
692 CPPFLAGS="${SAVE_CPPFLAGS}"
693
694 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
695
696 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
697 AC_SUBST(LIBREPLACE_OBJS)
698
699 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
700 AC_SUBST(LIBREPLACE_LIBS)
701
702
703 # add -ldl to the global LIBS
704 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
705 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
706
707
708 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
709 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
710 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
711 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
712 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
713 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
714 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
715 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
716 AC_CHECK_HEADERS(sys/sysmacros.h)
717 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
718 AC_CHECK_HEADERS(langinfo.h locale.h)
719 AC_CHECK_HEADERS(xfs/libxfs.h)
720 AC_CHECK_HEADERS(netgroup.h)
721
722 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
723 #if HAVE_RPC_RPC_H
724 #include <rpc/rpc.h>
725 #endif
726 ]])
727
728 ## These fail to compile on IRIX so just check for their presence
729 AC_CHECK_HEADERS(sys/mode.h,,,)
730
731 # Look for Darwin headers
732 old_CPPFLAGS="$CPPFLAGS"
733 CPPFLAGS="-Iinclude $CPPFLAGS"
734 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
735 CPPFLAGS="$old_CPPFLAGS"
736
737 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
738 # subdirectory of headers.
739 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
740
741 #
742 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
743 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
744 #
745 case "$host_os" in
746     *hpux*)
747                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
748                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
749                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
750                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
751                 fi
752         ;;
753 esac
754 AC_CHECK_HEADERS(shadow.h)
755 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
756 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
757
758 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
759 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
760
761 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
762
763 # For experimental utmp support (lastlog on some BSD-like systems)
764 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
765
766 AC_CHECK_SIZEOF(int,cross)
767 AC_CHECK_SIZEOF(long,cross)
768 AC_CHECK_SIZEOF(long long,cross)
769 AC_CHECK_SIZEOF(short,cross)
770
771 AC_C_CONST
772 AC_C_INLINE
773 AC_C_BIGENDIAN
774 AC_C_CHAR_UNSIGNED
775
776 AC_TYPE_SIGNAL
777 AC_TYPE_UID_T
778 AC_TYPE_MODE_T
779 AC_TYPE_OFF_T
780 AC_TYPE_SIZE_T
781 AC_TYPE_PID_T
782 AC_STRUCT_ST_RDEV
783 AC_DIRENT_D_OFF
784 AC_CHECK_TYPE(ssize_t, int)
785 AC_CHECK_TYPE(wchar_t, unsigned short)
786
787 ############################################
788 # for cups support we need libcups, and a handful of header files
789
790 AC_ARG_ENABLE(cups,
791 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
792
793 if test x$enable_cups != xno; then
794         AC_PATH_PROG(CUPS_CONFIG, cups-config)
795
796         if test "x$CUPS_CONFIG" != x; then
797
798                 ac_save_CFLAGS=$CFLAGS
799                 ac_save_LDFLAGS=$LDFLAGS
800                 ac_save_PRINT_LIBS=$PRINT_LIBS
801                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
802                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
803                 PRINT_LIBS="$PRINT_LIBS -lcups"
804                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
805                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
806                         x"$ac_cv_header_cups_language_h" = xyes; then
807                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
808                         samba_cv_HAVE_CUPS=yes
809                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
810                 else
811                         AC_MSG_WARN([cups-config around but cups-devel not installed])
812                         CFLAGS=$ac_save_CFLAGS
813                         LDFLAGS=$ac_save_LDFLAGS
814                         PRINT_LIBS=$ac_save_PRINT_LIBS
815                 fi
816
817         elif test x"$enable_cups" = x"yes"; then
818                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
819         fi
820 fi
821
822 AC_ARG_ENABLE(iprint,
823 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
824
825 if test x$enable_iprint != xno; then
826         if test x"$samba_cv_HAVE_CUPS" = xyes; then
827                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
828         elif test x"$enable_iprint" = x"yes"; then
829                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
830         fi
831 fi
832
833 ############################################
834 # check if the compiler will optimize out function calls
835 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
836     AC_TRY_LINK([
837 #include <stdio.h>],
838 [
839                 if (0) {
840                    this_function_does_not_exist();
841                 } else {
842                   return 1;
843                 }
844
845 ],
846         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
847 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
848    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
849 fi
850
851 #############################################
852 # check for fd passing struct via msg_control
853 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
854     AC_TRY_COMPILE([
855 #include <sys/types.h>
856 #include <stdlib.h>
857 #include <stddef.h>
858 #include <sys/socket.h>
859 #include <sys/un.h>],
860 [
861         struct msghdr msg;
862         union {
863               struct cmsghdr cm;
864               char control[CMSG_SPACE(sizeof(int))];
865         } control_un;
866         msg.msg_control = control_un.control;
867         msg.msg_controllen = sizeof(control_un.control);
868 ],
869         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
870 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
871    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
872              [If we can use msg_control for passing file descriptors])
873 fi
874
875 #############################################
876 # check for fd passing struct via msg_acctrights
877 AC_CACHE_CHECK([for fd passing via msg_acctrights],
878                 samba_cv_msghdr_msg_acctrights, [
879     AC_TRY_COMPILE([
880 #include <sys/types.h>
881 #include <stdlib.h>
882 #include <stddef.h>
883 #include <sys/socket.h>
884 #include <sys/un.h>],
885 [
886         struct msghdr msg;
887         int fd;
888         msg.msg_acctrights = (caddr_t) &fd;
889         msg.msg_acctrightslen = sizeof(fd);
890 ],
891         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
892 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
893    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
894              [If we can use msg_acctrights for passing file descriptors])
895 fi
896
897 AC_CHECK_FUNCS(dirfd)
898 if test x"$ac_cv_func_dirfd" = x"yes"; then
899         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
900 fi
901
902 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
903     AC_TRY_COMPILE([
904 #include <sys/types.h>
905 #if STDC_HEADERS
906 #include <stdlib.h>
907 #include <stddef.h>
908 #endif
909 #include <signal.h>],[struct sigevent s;],
910         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
911 if test x"$samba_cv_struct_sigevent" = x"yes"; then
912    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
913    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
914         [#include <signal.h>])
915 fi
916
917 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
918     AC_TRY_COMPILE([
919 #include <sys/types.h>
920 #if STDC_HEADERS
921 #include <stdlib.h>
922 #include <stddef.h>
923 #endif
924 #if TIME_WITH_SYS_TIME
925 # include <sys/time.h>
926 # include <time.h>
927 #else
928 # if HAVE_SYS_TIME_H
929 #  include <sys/time.h>
930 # else
931 #  include <time.h>
932 # endif
933 #endif
934 ],[struct timespec ts;],
935         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
936 if test x"$samba_cv_struct_timespec" = x"yes"; then
937    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
938 fi
939
940 # and glibc has setresuid under linux but the function does
941 # nothing until kernel 2.1.44! very dumb.
942 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
943     AC_TRY_RUN([#include <errno.h>
944 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
945         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
946 if test x"$samba_cv_have_setresuid" = x"yes"; then
947     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
948 fi
949
950 # Do the same check for setresguid...
951 #
952 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
953     AC_TRY_RUN([#include <unistd.h>
954 #include <errno.h>
955 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
956         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
957 if test x"$samba_cv_have_setresgid" = x"yes"; then
958     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
959 fi
960
961 AC_FUNC_MEMCMP
962
963 ###############################################
964 # Readline included by default unless explicitly asked not to
965 test "${with_readline+set}" != "set" && with_readline=yes
966
967 # test for where we get readline() from
968 AC_MSG_CHECKING(whether to use readline)
969 AC_ARG_WITH(readline,
970 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
971 [  case "$with_readline" in
972   yes)
973     AC_MSG_RESULT(yes)
974
975     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
976     AC_CHECK_HEADERS(readline/history.h)
977
978     AC_CHECK_HEADERS(readline.h readline/readline.h,[
979       for termlib in ncurses curses termcap terminfo termlib tinfo; do
980        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
981       done
982       AC_CHECK_LIB(readline, rl_callback_handler_install,
983        [TERMLIBS="-lreadline $TERMLIBS"
984        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
985        break], [TERMLIBS=], $TERMLIBS)])
986     ;;
987   no)
988     AC_MSG_RESULT(no)
989     ;;
990   *)
991     AC_MSG_RESULT(yes)
992
993     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
994     # alternate readline path
995     _ldflags=${LDFLAGS}
996     _cppflags=${CPPFLAGS}
997
998     # Add additional search path
999     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1000     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1001
1002     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1003     AC_CHECK_HEADERS(readline/history.h)
1004
1005     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1006       for termlib in ncurses curses termcap terminfo termlib; do
1007        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1008       done
1009       AC_CHECK_LIB(readline, rl_callback_handler_install,
1010        [TERMLDFLAGS="-L$with_readline/lib"
1011        TERMCPPFLAGS="-I$with_readline/include"
1012        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1013        TERMLIBS="-lreadline $TERMLIBS"
1014        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1015        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1016
1017     LDFLAGS=$_ldflags
1018     ;;
1019   esac],
1020   AC_MSG_RESULT(no)
1021 )
1022 AC_SUBST(TERMLIBS)
1023 AC_SUBST(TERMLDFLAGS)
1024
1025 # The readline API changed slightly from readline3 to readline4, so
1026 # code will generate warnings on one of them unless we have a few
1027 # special cases.
1028 AC_CHECK_LIB(readline, rl_completion_matches,
1029              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1030                         [Do we have rl_completion_matches?])],
1031              [],
1032              [$TERMLIBS])
1033
1034 # not all readline libs have rl_event_hook or history_list
1035 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1036 AC_CHECK_LIB(readline, history_list,
1037              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1038              [],
1039              [$TERMLIBS])
1040
1041 ###############################################
1042 # test for where we get yp_get_default_domain() from
1043 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1044 AC_CHECK_FUNCS(yp_get_default_domain)
1045
1046 # Check if we have execl, if not we need to compile smbrun.
1047 AC_CHECK_FUNCS(execl)
1048 if test x"$ac_cv_func_execl" = x"no"; then
1049     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1050 fi
1051
1052 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1053 AC_CHECK_FUNCS(strtol)
1054 AC_CHECK_FUNCS(strchr chflags)
1055 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1056 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1057 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1058 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1059 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1060 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1061 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1062 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1063 AC_CHECK_FUNCS(getpwent_r)
1064 AC_CHECK_FUNCS(getdents64)
1065 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1066 AC_CHECK_FUNCS(syslog vsyslog timegm)
1067 AC_CHECK_FUNCS(setlocale nl_langinfo)
1068 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1069 AC_CHECK_FUNCS(utimensat)
1070 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1071 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1072 AC_CHECK_HEADERS(sys/mman.h)
1073 # setbuffer, shmget, shm_open are needed for smbtorture
1074 AC_CHECK_FUNCS(shmget shm_open)
1075 AC_CHECK_FUNCS(gettext dgettext)
1076 AC_CHECK_FUNCS(bindtextdomain textdomain)
1077 AC_CHECK_FUNCS(strupr)
1078
1079 # Find a method of generating a stack trace
1080 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1081 # libexecinfo provides backtrace_symbols on FreeBSD
1082 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1083 AC_CHECK_FUNCS(backtrace_symbols)
1084 AC_CHECK_LIB(exc, trace_back_stack)
1085
1086 # check for sysctlbyname for BSD systems
1087 AC_CHECK_FUNCS(sysctlbyname)
1088
1089 #############################
1090 # check if building with gpfs
1091 AC_CHECK_HEADERS(gpfs_gpl.h)
1092 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1093     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1094     default_shared_modules="$default_shared_modules vfs_gpfs"
1095 fi
1096
1097 #############################################
1098 # check if building on Isilon OneFS
1099 printf "%s" "checking for Isilon OneFS... "
1100 save_LIBS="$LIBS"
1101 LIBS="$LIBS -lisi_version"
1102 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1103           [get_isilon_copyright()],
1104           samba_cv_HAVE_ONEFS=yes,
1105           samba_cv_HAVE_ONEFS=no)
1106 echo $samba_cv_HAVE_ONEFS
1107 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1108     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1109     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1110     default_static_modules="$default_static_modules"
1111     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1112     # Need to also add general libs for oplocks support
1113     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1114 fi
1115 AC_SUBST(ONEFS_LIBS)
1116 LIBS="$save_LIBS"
1117
1118 # Note that all the libunwind symbols in the API are defined to internal
1119 # platform-specific version, so we must include libunwind.h before checking
1120 # any of them.
1121 AC_MSG_CHECKING([for libunwind])
1122 save_LIBS=$LIBS
1123
1124 UNWIND_ARCH="unknown"
1125 if test x"$UNAME_I" != x"unknown"; then
1126         UNWIND_ARCH="$UNAME_I"
1127 elif test x"$UNAME_M" != x"unknown"; then
1128         UNWIND_ARCH="$UNAME_M"
1129 elif test x"$UNAME_P" != x"unknown"; then
1130         UNWIND_ARCH="$UNAME_P"
1131 fi
1132
1133 case "$UNWIND_ARCH" in
1134         unknown)
1135                 # This probably won't link without
1136                 # the platform-specific libunwind.
1137                 LIBS="$LIBS -lunwind"
1138                 ;;
1139         i386|i586|i686)
1140                 # Add the platform-specific libunwind module.
1141                 LIBS="$LIBS -lunwind -lunwind-x86"
1142                 ;;
1143         *)
1144                 # Add the platform-specific libunwind module.
1145                 # based on uname -i, uname -m or uname -p
1146                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1147                 ;;
1148 esac
1149
1150 AC_TRY_LINK(
1151     [
1152 #ifdef HAVE_LIBUNWIND_H
1153 #include <libunwind.h>
1154 #endif
1155     ],
1156     [
1157         unw_context_t ctx; unw_cursor_t cur;
1158         char buf[256]; unw_word_t off;
1159         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1160         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1161     ],
1162     [
1163         AC_MSG_RESULT(yes)
1164         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1165
1166         # If we have libunwind, test whether we also have libunwind-ptrace
1167         # which would let us unwind arbitrary processes.
1168         save_LIBS=$LIBS
1169         AC_CHECK_HEADERS(libunwind-ptrace.h)
1170         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1171             [
1172                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1173                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1174                     [Whether libunwind-ptrace.a is available.])
1175             ],
1176             [ LIBUNWIND_PTRACE="" ])
1177
1178         LIBS=$save_LIBS
1179     ],
1180     [
1181         AC_MSG_RESULT(no)
1182         LIBS=$save_LIBS
1183     ])
1184
1185 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1186 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1187     AC_CHECK_HEADERS(sys/ptrace.h)
1188     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1189     AC_TRY_LINK(
1190             [
1191 #if HAVE_SYS_TYPES_H
1192 #include <sys/types.h>
1193 #endif
1194 #if HAVE_SYS_PTRACE_H
1195 #include <sys/ptrace.h>
1196 #endif
1197             ],
1198             [
1199                 pid_t me = (pid_t)-1;
1200                 ptrace(PTRACE_ATTACH, me, 0, 0);
1201                 ptrace(PTRACE_DETACH, me, 0, 0);
1202                 return 0;
1203             ],
1204             [
1205                 AC_MSG_RESULT(yes)
1206                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1207                     [Whether the Linux ptrace(2) interface is available.])
1208             ],
1209             [
1210                 AC_MSG_RESULT(no)
1211                 LIBUNWIND_PTRACE=""
1212             ])
1213 fi
1214
1215 AC_SUBST(LIBUNWIND_PTRACE)
1216
1217 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1218 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1219 AC_CHECK_FUNCS(__getcwd _getcwd)
1220 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1221 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1222 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1223 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1224 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1225 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1226 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1227 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1228 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1229 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1230 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1231 AC_CHECK_FUNCS(prctl)
1232
1233 AC_TRY_COMPILE([
1234 #ifdef HAVE_SYS_PRCTL_H
1235 #include <sys/prctl.h>
1236 #endif
1237 ],
1238 [int i; i = prtcl(0); ],
1239 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1240
1241 #
1242 #
1243 #
1244 case "$host_os" in
1245     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1246        # glibc <= 2.3.2 has a broken getgrouplist
1247        AC_TRY_RUN([
1248 #include <unistd.h>
1249 #include <sys/utsname.h>
1250 main() {
1251        /* glibc up to 2.3 has a broken getgrouplist */
1252 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1253        int libc_major = __GLIBC__;
1254        int libc_minor = __GLIBC_MINOR__;
1255
1256        if (libc_major < 2)
1257               exit(1);
1258        if ((libc_major == 2) && (libc_minor <= 3))
1259               exit(1);
1260 #endif
1261        exit(0);
1262 }
1263 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1264        if test x"$linux_getgrouplist_ok" = x"yes"; then
1265           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1266        fi
1267        ;;
1268     *)
1269        AC_CHECK_FUNCS(getgrouplist)
1270        ;;
1271 esac
1272
1273 #
1274 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1275 #
1276
1277 if test x$ac_cv_func_stat64 = xno ; then
1278   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1279   AC_TRY_LINK([
1280 #if defined(HAVE_UNISTD_H)
1281 #include <unistd.h>
1282 #endif
1283 #include <sys/stat.h>
1284 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1285   AC_MSG_RESULT([$ac_cv_func_stat64])
1286   if test x$ac_cv_func_stat64 = xyes ; then
1287     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1288   fi
1289 fi
1290
1291 if test x$ac_cv_func_lstat64 = xno ; then
1292   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1293   AC_TRY_LINK([
1294 #if defined(HAVE_UNISTD_H)
1295 #include <unistd.h>
1296 #endif
1297 #include <sys/stat.h>
1298 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1299   AC_MSG_RESULT([$ac_cv_func_lstat64])
1300   if test x$ac_cv_func_lstat64 = xyes ; then
1301     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1302   fi
1303 fi
1304
1305 if test x$ac_cv_func_fstat64 = xno ; then
1306   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1307   AC_TRY_LINK([
1308 #if defined(HAVE_UNISTD_H)
1309 #include <unistd.h>
1310 #endif
1311 #include <sys/stat.h>
1312 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1313   AC_MSG_RESULT([$ac_cv_func_fstat64])
1314   if test x$ac_cv_func_fstat64 = xyes ; then
1315     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1316   fi
1317 fi
1318
1319 #################################################
1320 # Check whether struct stat has timestamps with sub-second resolution.
1321 #
1322
1323 samba_cv_stat_hires=no
1324 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1325         [samba_cv_stat_hires=yes])
1326 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1327         [samba_cv_stat_hires=yes])
1328 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1329         [samba_cv_stat_hires=yes])
1330 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1331         [samba_cv_stat_hires=yes])
1332 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1333         [samba_cv_stat_hires=yes])
1334
1335 if test x"$samba_cv_stat_hires" = x"yes" ; then
1336     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1337             [whether struct stat has sub-second timestamps])
1338 fi
1339
1340 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1341 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1342 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1343
1344
1345 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1346     [
1347         AC_TRY_COMPILE(
1348             [#include <sys/stat.h>],
1349             [
1350                 int a = UF_DOS_ARCHIVE;
1351                 int h = UF_DOS_HIDDEN;
1352                 int r = UF_DOS_RO;
1353                 int s = UF_DOS_SYSTEM;
1354                 int i = UF_DOS_NOINDEX;
1355                 int f = UF_DOS_FLAGS;
1356             ],
1357             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1358     ])
1359
1360 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1361     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1362 fi
1363
1364 #####################################
1365 # needed for SRV lookups
1366 AC_CHECK_LIB(resolv, dn_expand)
1367 AC_CHECK_LIB(resolv, _dn_expand)
1368 AC_CHECK_LIB(resolv, __dn_expand)
1369
1370 #
1371 # Check for the functions putprpwnam, set_auth_parameters,
1372 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1373 # Needed for OSF1 and HPUX.
1374 #
1375
1376 AC_LIBTESTFUNC(security, putprpwnam)
1377 AC_LIBTESTFUNC(sec, putprpwnam)
1378
1379 AC_LIBTESTFUNC(security, set_auth_parameters)
1380 AC_LIBTESTFUNC(sec, set_auth_parameters)
1381
1382 # UnixWare 7.x has its getspnam in -lgen
1383 AC_LIBTESTFUNC(gen, getspnam)
1384
1385 AC_LIBTESTFUNC(security, getspnam)
1386 AC_LIBTESTFUNC(sec, getspnam)
1387
1388 AC_LIBTESTFUNC(security, bigcrypt)
1389 AC_LIBTESTFUNC(sec, bigcrypt)
1390
1391 AC_LIBTESTFUNC(security, getprpwnam)
1392 AC_LIBTESTFUNC(sec, getprpwnam)
1393
1394 AC_CHECK_FUNCS(strsignal)
1395
1396 ############################################
1397 # Check if we have libattr
1398 case "$host_os" in
1399   *osf*)
1400         AC_SEARCH_LIBS(getproplist, [proplist])
1401         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1402         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1403         AC_CHECK_FUNCS(sizeof_proplist_entry)
1404   ;;
1405   *)
1406         AC_SEARCH_LIBS(getxattr, [attr])
1407         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1408         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1409         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1410         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1411         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1412         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1413         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1414   ;;
1415 esac
1416
1417 ########################################################
1418 # Check if attropen() is present if this is Solaris
1419 case "$host_os" in
1420   *solaris*)
1421         AC_CHECK_FUNCS(attropen)
1422   ;;
1423 esac
1424
1425 ########################################################
1426 # Do xattr functions take additional options like on Darwin?
1427 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1428         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1429                 old_LIBS=$LIBS
1430                 LIBS="$LIBS $ACL_LIBS"
1431                 AC_TRY_COMPILE([
1432                         #include <sys/types.h>
1433                         #if HAVE_ATTR_XATTR_H
1434                         #include <attr/xattr.h>
1435                         #elif HAVE_SYS_XATTR_H
1436                         #include <sys/xattr.h>
1437                         #endif
1438                 ],[
1439                         getxattr(0, 0, 0, 0, 0, 0);
1440                 ],
1441                 [smb_attr_cv_xattr_add_opt=yes],
1442                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1443         ])
1444         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1445                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1446         fi
1447 fi
1448
1449 # Check if we have extattr
1450 case "$host_os" in
1451   *freebsd4* | *dragonfly* )
1452     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1453     ;;
1454   *)
1455     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1456     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1457     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1458     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1459     ;;
1460 esac
1461
1462 AC_DISABLE_STATIC
1463 AC_ENABLE_SHARED
1464
1465 # Set defaults
1466 PIE_CFLAGS=""
1467 PIE_LDFLAGS=""
1468 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1469
1470 if test "x$enable_pie" != xno
1471 then
1472         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1473         [
1474                 cat > conftest.c <<EOF
1475 int foo;
1476 main () { return 0;}
1477 EOF
1478                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1479                 then
1480                         samba_cv_fpie=yes
1481                 else
1482                         samba_cv_fpie=no
1483                 fi
1484                 rm -f conftest*
1485         ])
1486         if test x"${samba_cv_fpie}" = x"yes"
1487         then
1488                 PIE_CFLAGS="-fPIE"
1489                 PIE_LDFLAGS="-pie"
1490         fi
1491 fi
1492
1493 # Set defaults
1494 RELRO_LDFLAGS=""
1495 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1496
1497 if test "x$enable_relro" != xno
1498 then
1499         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1500         [
1501                 cat > conftest.c <<EOF
1502 int foo;
1503 main () { return 0;}
1504 EOF
1505                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1506                 then
1507                         samba_cv_relro=yes
1508                 else
1509                         samba_cv_relro=no
1510                 fi
1511                 rm -f conftest*
1512         ])
1513         if test x"${samba_cv_relro}" = x"yes"
1514         then
1515                 RELRO_LDFLAGS="-Wl,-z,relro"
1516         fi
1517 fi
1518
1519 # Set defaults
1520 SYMSEXT="syms"
1521 AC_SUBST(SYMSEXT)
1522
1523 # Assume non-shared by default and override below
1524 BLDSHARED="false"
1525
1526 # these are the defaults, good for lots of systems
1527 HOST_OS="$host_os"
1528 LDSHFLAGS="-shared"
1529 MODULE_EXPORTS=""
1530 SONAMEFLAG="#"
1531 SHLD="\${CC} \${CFLAGS}"
1532 PICFLAG="${PIE_CFLAGS}"
1533 SHLIBEXT="so"
1534 DSO_EXPORTS=""
1535
1536 # this bit needs to be modified for each OS that supports share libs
1537 # You need to specify how to create a shared library and
1538   # how to compile C code to produce PIC object files
1539
1540   AC_MSG_CHECKING([ability to build shared libraries])
1541
1542   # and these are for particular systems
1543   case "$host_os" in
1544                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1545                         case "$host_os" in *linux*)
1546                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1547                         esac
1548                         BLDSHARED="true"
1549                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1550                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1551                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1552                         fi
1553                         DYNEXP="-Wl,--export-dynamic"
1554                         PICFLAG="-fPIC"
1555                         SONAMEFLAG="-Wl,-soname="
1556                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1557                         ;;
1558                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1559                         BLDSHARED="true"
1560                         LDSHFLAGS="-G"
1561                         SONAMEFLAG="-h "
1562                         if test "${GCC}" = "yes"; then
1563                                 PICFLAG="-fPIC"
1564                                 SONAMEFLAG="-Wl,-soname="
1565                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1566                                         DYNEXP="-Wl,-E"
1567                                 fi
1568                         else
1569                                 PICFLAG="-KPIC"
1570                                 ## ${CFLAGS} added for building 64-bit shared
1571                                 ## libs using Sun's Compiler
1572                                 LDSHFLAGS="-G \${CFLAGS}"
1573                         fi
1574                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1575                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1576                         ;;
1577                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1578                         BLDSHARED="true"
1579                         LDSHFLAGS="-G"
1580                         SONAMEFLAG="-Wl,-h,"
1581                         PICFLAG="-KPIC"   # Is this correct for SunOS
1582                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1583                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1584                         ;;
1585                 *netbsd* | *freebsd* | *dragonfly* )
1586                         BLDSHARED="true"
1587                         LDSHFLAGS="-shared"
1588                         DYNEXP="-Wl,--export-dynamic"
1589                         SONAMEFLAG="-Wl,-soname,"
1590                         PICFLAG="-fPIC -DPIC"
1591                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1592                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1593                         ;;
1594                 *openbsd*)  BLDSHARED="true"
1595                         LDSHFLAGS="-shared"
1596                         DYNEXP="-Wl,-Bdynamic"
1597                         SONAMEFLAG="-Wl,-soname,"
1598                         PICFLAG="-fPIC"
1599                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1600                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1601                         ;;
1602                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1603                         case "$host_os" in
1604                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1605                         ;;
1606                         esac
1607                         BLDSHARED="true"
1608                         LDSHFLAGS="-set_version sgi1.0 -shared"
1609                         SONAMEFLAG="-soname "
1610                         SHLD="\${LD}"
1611                         if test "${GCC}" = "yes"; then
1612                                 PICFLAG="-fPIC"
1613                         else
1614                                 PICFLAG="-KPIC"
1615                         fi
1616                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1617                         ;;
1618                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1619                         BLDSHARED="true"
1620                         # use expfull to export underscored symbols
1621                         # add rtl to remove /lib/crt0.o warning
1622                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1623                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1624                         PICFLAG="-O2"
1625                         # as AIX code is always position independent...
1626                         # .po will just create compile warnings, use po.o:
1627                         if test "${GCC}" != "yes"; then
1628                                 ## for funky AIX compiler using strncpy()
1629                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1630                         fi
1631
1632                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1633                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1634                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1635                         ;;
1636                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1637                         # Use special PIC flags for the native HP-UX compiler.
1638                                 BLDSHARED="true"
1639                                 SHLD="cc"
1640                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1641                                 SONAMEFLAG="-Wl,+h "
1642                                 PICFLAG="+z"
1643                         if test "${GCC}" = "yes"; then
1644                                 PICFLAG="-fPIC"
1645                         else
1646                                 PICFLAG="+z +ESnolit"
1647                         fi
1648                         if test "$host_cpu" = "ia64"; then
1649                                 SHLIBEXT="so"
1650                               PICFLAG="+z"
1651                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1652                         else
1653                                 SHLIBEXT="sl"
1654                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1655                         fi
1656                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1657                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1658                         ;;
1659                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1660                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1661                         ;;
1662                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1663                         BLDSHARED="true"
1664                         LDSHFLAGS="-shared"
1665                         SONAMEFLAG="-Wl,-soname,"
1666                         PICFLAG="-fPIC"
1667                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1668                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1669                         ;;
1670                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1671                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1672                         ;;
1673                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1674                         BLDSHARED="true"
1675                         LDSHFLAGS="-shared"
1676                         SONAMEFLAG="-Wl,-soname,"
1677                         PICFLAG="-KPIC"
1678                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1679                         ;;
1680                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1681                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1682                         ;;
1683                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1684                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1685                         ;;
1686                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1687                         case "$host" in
1688                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1689                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1690                                         fi
1691                                         LDSHFLAGS="-G"
1692                                         DYNEXP="-Bexport"
1693                                 ;;
1694                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1695                         esac
1696                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1697                         ;;
1698
1699                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1700                         if [ test "$GCC" != yes ]; then
1701                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1702                         fi
1703                         LDSHFLAGS="-G"
1704                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1705                         ;;
1706                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1707                         BLDSHARED="false"
1708                         LDSHFLAGS=""
1709                         ;;
1710
1711                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1712                         BLDSHARED="true"
1713                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1714                         CFLAGS="$CFLAGS -fno-common"
1715                         SHLD="\${CC}"
1716                         SHLIBEXT="dylib"
1717                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1718                         SHLIBEXT="dylib"
1719                         # Since gcc doesn't fail on unrecognised options, the
1720                         # PIE test incorrectly succeeds. Darwin gcc does not
1721                         # actually support the PIE stuff.
1722                         PIE_LDFLAGS=
1723                         PIE_CFLAGS=
1724                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1725                         ;;
1726
1727                 *)
1728                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1729                         ;;
1730   esac
1731
1732 if test "$enable_shared" != "yes"; then
1733         BLDSHARED=false
1734 fi
1735
1736 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1737         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1738 fi
1739
1740 if test x"$BLDSHARED" = x"true" ; then
1741         LDFLAGS="$LDFLAGS -L./bin"
1742 fi
1743
1744 AC_MSG_RESULT($BLDSHARED)
1745
1746 for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1747         saved_ldflags="$LDFLAGS"
1748         AC_MSG_CHECKING([if $flags works])
1749         LDFLAGS="$flags $saved_ldflags"
1750         AC_TRY_LINK([],[],
1751                 [AC_MSG_RESULT([yes])
1752                 LD_AS_NEEDED_FLAG=$flags
1753                 ld_as_needed_flag_found=yes],
1754                 AC_MSG_RESULT([no]))
1755         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1756         test x"$ld_as_needed_flag_found" = xyes && break
1757 done
1758
1759 # for historical reasons almost all linkers don't complain about unresolved
1760 # symbols in shared libs. Except for the internal samba modules we want to get
1761 # errors when we produce a shared lib with unresolved symbols. On some
1762 # platforms unresolved symbols might be intended, so we might have to add
1763 # platform specific exceptions here.
1764
1765 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1766         saved_ldflags="$LDFLAGS"
1767         AC_MSG_CHECKING([if $flags works])
1768         LDFLAGS="$flags $saved_ldflags"
1769         AC_TRY_LINK([],[],
1770         [AC_MSG_RESULT([yes])
1771         LDSHFLAGS_Z_DEFS=$flags
1772         ldshflags_z_defs_found=yes],
1773         AC_MSG_RESULT([no]))
1774         LDFLAGS=$saved_ldflags
1775         test x"$ldshflags_z_defs_found" = xyes && break
1776 done
1777
1778 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1779 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1780 AC_MSG_CHECKING([LDFLAGS])
1781 AC_MSG_RESULT([$LDFLAGS])
1782 AC_MSG_CHECKING([DYNEXP])
1783 AC_MSG_RESULT([$DYNEXP])
1784
1785 #######################################################
1786 # test whether building a shared library actually works
1787 if test $BLDSHARED = true; then
1788
1789 AC_MSG_CHECKING([SHLD])
1790 AC_MSG_RESULT([$SHLD])
1791 AC_MSG_CHECKING([LDSHFLAGS])
1792 AC_MSG_RESULT([$LDSHFLAGS])
1793
1794 AC_MSG_CHECKING([SHLIBEXT])
1795 AC_MSG_RESULT([$SHLIBEXT])
1796 AC_MSG_CHECKING([SONAMEFLAG])
1797 AC_MSG_RESULT([$SONAMEFLAG])
1798
1799 AC_MSG_CHECKING([PICFLAG])
1800 AC_MSG_RESULT([$PICFLAG])
1801
1802 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1803 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1804
1805 AC_CACHE_CHECK([whether building shared libraries actually works],
1806                [ac_cv_shlib_works],[
1807    # try building a trivial shared library
1808    ac_cv_shlib_works=no
1809    # The $SHLD and $LDSHFLAGS variables may contain references to other
1810    # variables so they need to be eval'ed.
1811    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1812         shlib.o ${srcdir-.}/../tests/shlib.c && \
1813    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1814         shlib.o && ac_cv_shlib_works=yes
1815    rm -f "shlib.$SHLIBEXT" shlib.o
1816
1817 ])
1818 if test $ac_cv_shlib_works = no; then
1819    BLDSHARED=false
1820 fi
1821 fi
1822
1823 if test x"$BLDSHARED" != x"true"; then
1824         LDSHFLAGS="shared-libraries-disabled"
1825         SONAMEFLAG="shared-libraries-disabled"
1826         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1827         SHLD="shared-libraries-disabled"
1828         PICFLAG="${PIE_CFLAGS}"
1829         SHLIBEXT="shared_libraries_disabled"
1830         merged_build_possible=no
1831 fi
1832
1833 AC_MSG_CHECKING([used PICFLAG])
1834 AC_MSG_RESULT([$PICFLAG])
1835
1836 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1837
1838 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1839
1840 ################
1841
1842 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1843 AC_TRY_RUN([#include <stdio.h>
1844 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1845 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1846 if test x"$samba_cv_have_longlong" = x"yes"; then
1847     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1848     AC_CHECK_TYPE(intptr_t, unsigned long long)
1849 else
1850     AC_CHECK_TYPE(intptr_t, unsigned long)
1851 fi
1852
1853 #
1854 # Check if the compiler supports the LL prefix on long long integers.
1855 # AIX needs this.
1856
1857 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1858     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1859         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1860 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1861    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1862 fi
1863
1864
1865 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1866 AC_TRY_RUN([#include <time.h>
1867 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1868 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1869 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1870     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1871 fi
1872
1873 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1874 AC_TRY_RUN([#include <stdio.h>
1875 #include <sys/stat.h>
1876 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1877 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1878 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1879     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1880 fi
1881
1882 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1883 AC_TRY_RUN([
1884 #if defined(HAVE_UNISTD_H)
1885 #include <unistd.h>
1886 #endif
1887 #include <stdio.h>
1888 #include <sys/stat.h>
1889 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1890 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1891 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1892     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1893 fi
1894
1895 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1896 AC_TRY_RUN([
1897 #if defined(HAVE_UNISTD_H)
1898 #include <unistd.h>
1899 #endif
1900 #include <stdio.h>
1901 #include <sys/stat.h>
1902 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1903 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1904 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1905     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1906 fi
1907
1908 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1909 AC_TRY_RUN([
1910 #if defined(HAVE_UNISTD_H)
1911 #include <unistd.h>
1912 #endif
1913 #include <stdio.h>
1914 #include <sys/stat.h>
1915 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1916 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1917 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1918     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1919 fi
1920
1921 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1922 AC_TRY_RUN([
1923 #if defined(HAVE_UNISTD_H)
1924 #include <unistd.h>
1925 #endif
1926 #include <stdio.h>
1927 #include <sys/stat.h>
1928 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1929 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1930 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1931     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1932 fi
1933
1934 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1935 AC_TRY_RUN([
1936 #if defined(HAVE_UNISTD_H)
1937 #include <unistd.h>
1938 #endif
1939 #include <stdio.h>
1940 #include <sys/stat.h>
1941 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1942 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1943 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1944     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1945 fi
1946
1947 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1948 AC_TRY_COMPILE([
1949 #if defined(HAVE_UNISTD_H)
1950 #include <unistd.h>
1951 #endif
1952 #include <sys/types.h>
1953 #include <dirent.h>],
1954 [DIR64 de;],
1955 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1956 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1957     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1958 fi
1959
1960 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1961 AC_TRY_COMPILE([
1962 #if defined(HAVE_UNISTD_H)
1963 #include <unistd.h>
1964 #endif
1965 #include <sys/types.h>
1966 #include <dirent.h>],
1967 [struct dirent64 de;],
1968 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1969 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1970     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1971 fi
1972
1973 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1974 AC_TRY_RUN([
1975 #if defined(HAVE_UNISTD_H)
1976 #include <unistd.h>
1977 #endif
1978 #include <sys/types.h>
1979 main() { dev_t dev; int i = major(dev); return 0; }],
1980 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1981 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1982     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1983 fi
1984
1985 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1986 AC_TRY_RUN([
1987 #if defined(HAVE_UNISTD_H)
1988 #include <unistd.h>
1989 #endif
1990 #include <sys/types.h>
1991 main() { dev_t dev; int i = minor(dev); return 0; }],
1992 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1993 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1994     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1995 fi
1996
1997 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1998 AC_TRY_RUN([
1999 #if defined(HAVE_UNISTD_H)
2000 #include <unistd.h>
2001 #endif
2002 #include <sys/types.h>
2003 main() { dev_t dev = makedev(1,2); return 0; }],
2004 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2005 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2006     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2007 fi
2008
2009 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2010 AC_TRY_RUN([#include <stdio.h>
2011 main() { char c; c=250; exit((c > 0)?0:1); }],
2012 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2013 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2014     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2015 fi
2016
2017 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2018 AC_TRY_COMPILE([#include <sys/types.h>
2019 #include <dirent.h>
2020 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2021 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2022 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2023     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2024 fi
2025
2026 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2027 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2028 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2029 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2030     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2031 fi
2032
2033 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2034 AC_TRY_LINK([
2035 #include <sys/time.h>
2036 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2037            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2038            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2039 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2040     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2041 fi
2042
2043 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2044
2045     # On some systems (eg. Linux) librt can pull in libpthread. We
2046     # don't want this to happen because libpthreads changes signal delivery
2047     # semantics in ways we are not prepared for. This breaks Linux oplocks
2048     # which rely on signals.
2049
2050     AC_LIBTESTFUNC(rt, clock_gettime,
2051             [
2052                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2053                                 [Whether clock_gettime is available])
2054                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2055                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2056                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2057                         ])
2058
2059 fi
2060
2061 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2062 AC_TRY_RUN([#include <sys/types.h>
2063 #include <dirent.h>
2064 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2065 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2066 di->d_name[0] == 0) exit(0); exit(1);} ],
2067 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2068 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2069     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2070 fi
2071
2072 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2073 AC_TRY_COMPILE([#include <sys/types.h>
2074 #include <utime.h>],
2075 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2076 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2077 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2078     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2079 fi
2080
2081 ##############
2082 # Check utmp details, but only if our OS offers utmp.h
2083 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2084 dnl  utmp and utmpx come in many flavours
2085 dnl  We need to check for many of them
2086 dnl  But we don't need to do each and every one, because our code uses
2087 dnl  mostly just the utmp (not utmpx) fields.
2088
2089 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2090
2091 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2092 AC_TRY_COMPILE([#include <sys/types.h>
2093 #include <utmp.h>],
2094 [struct utmp ut;  ut.ut_name[0] = 'a';],
2095 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2096 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2097     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2098 fi
2099
2100 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2101 AC_TRY_COMPILE([#include <sys/types.h>
2102 #include <utmp.h>],
2103 [struct utmp ut;  ut.ut_user[0] = 'a';],
2104 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2105 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2106     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2107 fi
2108
2109 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2110 AC_TRY_COMPILE([#include <sys/types.h>
2111 #include <utmp.h>],
2112 [struct utmp ut;  ut.ut_id[0] = 'a';],
2113 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2114 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2115     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2116 fi
2117
2118 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2119 AC_TRY_COMPILE([#include <sys/types.h>
2120 #include <utmp.h>],
2121 [struct utmp ut;  ut.ut_host[0] = 'a';],
2122 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2123 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2124     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2125 fi
2126
2127 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2128 AC_TRY_COMPILE([#include <sys/types.h>
2129 #include <utmp.h>],
2130 [struct utmp ut;  time_t t; ut.ut_time = t;],
2131 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2132 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2133     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2134 fi
2135
2136 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2137 AC_TRY_COMPILE([#include <sys/types.h>
2138 #include <utmp.h>],
2139 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2140 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2141 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2142     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2143 fi
2144
2145 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2146 AC_TRY_COMPILE([#include <sys/types.h>
2147 #include <utmp.h>],
2148 [struct utmp ut;  ut.ut_type = 0;],
2149 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2150 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2151     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2152 fi
2153
2154 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2155 AC_TRY_COMPILE([#include <sys/types.h>
2156 #include <utmp.h>],
2157 [struct utmp ut;  ut.ut_pid = 0;],
2158 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2159 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2160     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2161 fi
2162
2163 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2164 AC_TRY_COMPILE([#include <sys/types.h>
2165 #include <utmp.h>],
2166 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2167 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2168 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2169     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2170 fi
2171
2172 dnl Look for the IPv6 varient by preference. Many systems have both.
2173 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2174 AC_TRY_COMPILE([#include <sys/types.h>
2175 #include <utmp.h>],
2176 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2177 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2178 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2179     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2180 fi
2181
2182 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2183 AC_TRY_COMPILE([#include <sys/types.h>
2184 #include <utmp.h>],
2185 [struct utmp ut;  ut.ut_addr = 0;],
2186 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2187 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2188     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2189 fi
2190
2191 if test x$ac_cv_func_pututline = xyes ; then
2192   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2193   AC_TRY_COMPILE([#include <sys/types.h>
2194 #include <utmp.h>],
2195   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2196   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2197   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2198       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2199   fi
2200 fi
2201
2202 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2203 AC_TRY_COMPILE([#include <sys/types.h>
2204 #include <utmpx.h>],
2205 [struct utmpx ux;  ux.ut_syslen = 0;],
2206 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2207 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2208     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2209 fi
2210
2211 fi
2212 # end utmp details
2213
2214
2215 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2216 AC_ARG_WITH(libiconv,
2217 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2218 [
2219   if test "$withval" = "no" ; then
2220     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2221   else
2222      if test "$withval" != "yes" ; then
2223         ICONV_PATH_SPEC=yes
2224         ICONV_LOOK_DIRS="$withval"
2225      fi
2226   fi
2227 ])
2228
2229 for i in $ICONV_LOOK_DIRS ; do
2230
2231     save_LIBS="$LIBS"
2232     save_LDFLAGS="$LDFLAGS"
2233     save_CPPFLAGS="$CPPFLAGS"
2234
2235     iconv_current_LIBS=""
2236     iconv_current_LDFLAGS=""
2237     iconv_current_CPPFLAGS=""
2238
2239     ICONV_FOUND="no"
2240     unset libext
2241
2242     #  This is here to handle -withval stuff for --with-libiconv
2243     #  Perhaps we should always add a -L
2244     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2245
2246     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2247     # installation paths. This gets a little tricky since we might have iconv
2248     # in both libiconv and in libc. In this case the jm_ICONV test will always
2249     # succeed when the header is found. To counter this, make sure the
2250     # library directory is there and check the ABI directory first (which
2251     # should be harmless on other systems, but causes tons of linker warnings on
2252     # 64bit Ubuntu systems).
2253     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2254     # installed, I've decided to fix the linker warnings.
2255     # -- Kai
2256     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2257     for l in "lib" "lib32" "lib/hpux32"; do
2258         if test -d "$i/$l" ; then
2259                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2260                 LIBS=
2261                 export LDFLAGS LIBS CPPFLAGS
2262                 # Try to find iconv(3)
2263                 jm_ICONV($i/$l)
2264                 if test x"$ICONV_FOUND" = "xyes" ; then
2265                     libext="$l"
2266                     break
2267                 fi
2268         fi
2269     done
2270
2271     if test x"$ICONV_FOUND" = "xyes" ; then
2272         iconv_current_LDFLAGS="-L$i/$libext"
2273         iconv_current_CPPFLAGS="-I$i/include"
2274
2275         if test x"$jm_cv_lib_iconv" != x; then
2276             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2277         else
2278             # We found iconv in libc.
2279             iconv_current_LIBS=""
2280         fi
2281
2282     fi
2283
2284     if test x"$ICONV_FOUND" = "xyes" ; then
2285
2286         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2287         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2288         LIBS="$save_LIBS $iconv_current_LIBS"
2289         export LDFLAGS LIBS CPPFLAGS
2290
2291         default_dos_charset=no
2292         default_display_charset=no
2293         default_unix_charset=no
2294
2295         # check for default dos charset name
2296         for j in CP850 IBM850 ; do
2297             rjs_CHARSET($j)
2298             default_dos_charset="$ICONV_CHARSET"
2299             if test x"$default_dos_charset" = x"$j"; then
2300                 break
2301             fi
2302         done
2303
2304         # check for default display charset name
2305         for j in ASCII 646 ; do
2306             rjs_CHARSET($j)
2307             default_display_charset="$ICONV_CHARSET"
2308             if test x"$default_display_charset" = x"$j"; then
2309                 break
2310             fi
2311         done
2312
2313         # check for default unix charset name
2314         for j in UTF-8 UTF8 ; do
2315             rjs_CHARSET($j)
2316             default_unix_charset="$ICONV_CHARSET"
2317             if test x"$default_unix_charset" = x"$j"; then
2318                 break
2319             fi
2320         done
2321
2322         if test "$default_dos_charset" != "no" -a \
2323                 "$default_dos_charset" != "cross" -a \
2324                 "$default_display_charset" != "no" -a \
2325                 "$default_display_charset" != "cross" -a \
2326                 "$default_unix_charset" != "no" -a \
2327                 "$default_unix_charset" != "cross"
2328         then
2329                 samba_cv_HAVE_NATIVE_ICONV=yes
2330         else
2331             if test "$default_dos_charset" = "cross" -o \
2332                      "$default_display_charset" = "cross" -o \
2333                      "$default_unix_charset" = "cross"
2334             then
2335                     samba_cv_HAVE_NATIVE_ICONV=cross
2336             else
2337                     samba_cv_HAVE_NATIVE_ICONV=no
2338             fi
2339         fi
2340
2341         # At this point, we have a libiconv candidate. We know that
2342         # we have the right headers and libraries, but we don't know
2343         # whether it does the conversions we want. We can't test this
2344         # because we are cross-compiling. This is not necessarily a big
2345         # deal, since we can't guarantee that the results we get now will
2346         # match the results we get at runtime anyway.
2347         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2348             default_dos_charset="CP850"
2349             default_display_charset="ASCII"
2350             default_unix_charset="UTF-8"
2351             samba_cv_HAVE_NATIVE_ICONV=yes
2352             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2353             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2354         fi
2355
2356         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2357
2358             CPPFLAGS=$save_CPPFLAGS
2359             LDFLAGS=$save_LDFLAGS
2360             LIBS=$save_LIBS
2361
2362             if test x"$iconv_current_LIBS" != x; then
2363                 LIBS="$LIBS $iconv_current_LIBS"
2364             fi
2365
2366             # Add the flags we need to CPPFLAGS and LDFLAGS
2367             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2368             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2369
2370             # Turn the #defines into string literals
2371             default_dos_charset="\"$default_dos_charset\""
2372             default_display_charset="\"$default_display_charset\""
2373             default_unix_charset="\"$default_unix_charset\""
2374
2375             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2376             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2377             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2378             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2379
2380            break
2381         fi
2382
2383     # We didn't find a working iconv, so keep going
2384     fi
2385
2386     #  We only need to clean these up here for the next pass through the loop
2387     CPPFLAGS=$save_CPPFLAGS
2388     LDFLAGS=$save_LDFLAGS
2389     LIBS=$save_LIBS
2390     export LDFLAGS LIBS CPPFLAGS
2391 done
2392 unset libext
2393
2394
2395 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2396     AC_MSG_WARN([Sufficient support for iconv function was not found.
2397     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2398    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2399    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2400    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2401 fi
2402
2403
2404 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2405 AC_TRY_RUN([
2406 #include <sys/types.h>
2407 #include <fcntl.h>
2408 #ifndef F_GETLEASE
2409 #define F_GETLEASE      1025
2410 #endif
2411 main() {
2412        int fd = open("/dev/null", O_RDONLY);
2413        return fcntl(fd, F_GETLEASE, 0) == -1;
2414 }
2415 ],
2416 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2417 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2418     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2419 fi
2420
2421 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2422 AC_TRY_RUN([
2423 #include <sys/types.h>
2424 #include <fcntl.h>
2425 #include <signal.h>
2426 #ifndef F_NOTIFY
2427 #define F_NOTIFY 1026
2428 #endif
2429 main() {
2430         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2431 }
2432 ],
2433 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2434 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2435     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2436 fi
2437
2438 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2439 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2440 AC_CHECK_FUNCS(inotify_init)
2441 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2442 ],
2443 samba_cv_HAVE_INOTIFY=yes,
2444 samba_cv_HAVE_INOTIFY=no,
2445 samba_cv_HAVE_INOTIFY=cross)
2446
2447 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2448     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2449 fi
2450
2451 #################################################
2452 # Check if FAM notifications are available. For FAM info, see
2453 #       http://oss.sgi.com/projects/fam/
2454 #       http://savannah.nongnu.org/projects/fam/
2455 AC_ARG_ENABLE(fam,
2456 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2457
2458 if test x$enable_fam != xno; then
2459     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2460     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2461         # On IRIX, libfam requires libC, but other FAM implementations
2462         # might not need it.
2463         AC_CHECK_LIB(fam, FAMOpen2,
2464             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2465             [samba_cv_HAVE_LIBFAM=no])
2466
2467         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2468             samba_fam_xtra=-lC
2469             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2470                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2471                 [samba_cv_HAVE_LIBFAM=no])
2472             unset samba_fam_xtra
2473         fi
2474     fi
2475
2476     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2477         default_shared_modules="$default_shared_modules vfs_notify_fam"
2478         AC_TRY_COMPILE([#include <fam.h>],
2479                     [enum FAMCodes code = FAMChanged;],
2480                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2481                         [Whether fam.h contains a typedef for enum FAMCodes]),
2482                     [])
2483     fi
2484
2485     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2486         AC_MSG_ERROR(FAM support requested but FAM library not available )
2487     fi
2488 fi
2489
2490 AC_SUBST(SMB_FAM_LIBS)
2491
2492 #################################################
2493 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2494
2495 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2496
2497 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2498 # Theoretically it should work with AIX JFS2 too but this needs testing
2499 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2500     default_shared_modules="$default_shared_modules vfs_tsmsm"
2501 fi
2502
2503 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2504 AC_TRY_RUN([
2505 #include <sys/types.h>
2506 #include <fcntl.h>
2507 #include <signal.h>
2508 #include <sys/file.h>
2509 #ifndef LOCK_MAND
2510 #define LOCK_MAND       32
2511 #define LOCK_READ       64
2512 #endif
2513 main() {
2514         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2515 }
2516 ],
2517 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2518 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2519     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2520 fi
2521
2522
2523 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2524 AC_TRY_COMPILE([#include <sys/types.h>
2525 #include <fcntl.h>],
2526 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2527 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2528 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2529     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2530 fi
2531
2532 #################################################
2533 # Check for POSIX capability support
2534
2535 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2536     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2537     [], [])
2538
2539 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2540
2541     ac_save_LIBS=$LIBS
2542     AC_LIBTESTFUNC(cap, cap_get_proc)
2543
2544     AC_CACHE_CHECK([for POSIX capabilities],
2545             samba_cv_HAVE_POSIX_CAPABILITIES,
2546             [
2547                 AC_TRY_RUN([
2548 #include <sys/types.h>
2549 #include <sys/capability.h>
2550 main() {
2551  cap_t cap;
2552  cap_value_t vals[1];
2553  if (!(cap = cap_get_proc()))
2554    exit(1);
2555  vals[0] = CAP_CHOWN;
2556  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2557  cap_set_proc(cap);
2558  exit(0);
2559 }],
2560                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2561                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2562                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2563             ])
2564
2565 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2566     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2567             [Whether POSIX capabilities are available])
2568 else
2569     LIBS=$ac_save_LIBS
2570 fi
2571
2572 fi
2573
2574 #
2575 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2576 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2577 #
2578
2579 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2580 AC_TRY_COMPILE([#include <sys/types.h>
2581 #if defined(HAVE_RPC_RPC_H)
2582 #include <rpc/rpc.h>
2583 #endif],
2584 [int16 testvar;],
2585 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2586 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2587     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2588 fi
2589
2590 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2591 AC_TRY_COMPILE([#include <sys/types.h>
2592 #if defined(HAVE_RPC_RPC_H)
2593 #include <rpc/rpc.h>
2594 #endif],
2595 [uint16 testvar;],
2596 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2597 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2598     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2599 fi
2600
2601 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2602 AC_TRY_COMPILE([#include <sys/types.h>
2603 #if defined(HAVE_RPC_RPC_H)
2604 #include <rpc/rpc.h>
2605 #endif],
2606 [int32 testvar;],
2607 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2608 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2609     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2610 fi
2611
2612 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2613 AC_TRY_COMPILE([#include <sys/types.h>
2614 #if defined(HAVE_RPC_RPC_H)
2615 #include <rpc/rpc.h>
2616 #endif],
2617 [uint32 testvar;],
2618 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2619 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2620     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2621 fi
2622
2623 dnl
2624 dnl Some systems (SCO) have a problem including
2625 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2626 dnl as a #define in <prot.h> and as part of an enum
2627 dnl in <rpc/rpc.h>.
2628 dnl
2629
2630 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2631 AC_TRY_COMPILE([#include <sys/types.h>
2632 #ifdef HAVE_SYS_SECURITY_H
2633 #include <sys/security.h>
2634 #include <prot.h>
2635 #endif  /* HAVE_SYS_SECURITY_H */
2636 #if defined(HAVE_RPC_RPC_H)
2637 #include <rpc/rpc.h>
2638 #endif],
2639 [int testvar;],
2640 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2641 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2642     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2643 fi
2644
2645 AC_MSG_CHECKING([for test routines])
2646 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2647            AC_MSG_RESULT(yes),
2648            AC_MSG_ERROR([cant find test code. Aborting config]),
2649            AC_MSG_WARN([cannot run when cross-compiling]))
2650
2651 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2652 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2653            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2654 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2655     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2656 fi
2657
2658 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2659 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2660            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2661 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2662     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2663 fi
2664
2665 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2666 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2667 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2668 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2669 AC_CHECK_FUNCS(getpagesize)
2670
2671 ################################################
2672 # look for a method of setting the effective uid
2673 seteuid=no;
2674
2675 if test $seteuid = no; then
2676 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2677 AC_TRY_RUN([
2678 #define AUTOCONF_TEST 1
2679 #define USE_SETREUID 1
2680 #include "confdefs.h"
2681 #include "${srcdir-.}/lib/util_sec.c"],
2682            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2683 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2684     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2685 fi
2686 fi
2687
2688 # we check for setresuid second as it conflicts with AIO on Linux. 
2689 # see http://samba.org/~tridge/junkcode/aio_uid.c
2690 if test $seteuid = no; then
2691 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2692 AC_TRY_RUN([
2693 #define AUTOCONF_TEST 1
2694 #define USE_SETRESUID 1
2695 #include "confdefs.h"
2696 #include "${srcdir-.}/lib/util_sec.c"],
2697            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2698 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2699     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2700 fi
2701 fi
2702
2703 if test $seteuid = no; then
2704 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2705 AC_TRY_RUN([
2706 #define AUTOCONF_TEST 1
2707 #define USE_SETEUID 1
2708 #include "confdefs.h"
2709 #include "${srcdir-.}/lib/util_sec.c"],
2710            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2711 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2712     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2713 fi
2714 fi
2715
2716 if test $seteuid = no; then
2717 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2718 AC_TRY_RUN([
2719 #define AUTOCONF_TEST 1
2720 #define USE_SETUIDX 1
2721 #include "confdefs.h"
2722 #include "${srcdir-.}/lib/util_sec.c"],
2723            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2724 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2725     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2726 fi
2727 fi
2728
2729 AC_CACHE_CHECK([for the Darwin initgroups system call],
2730         samba_cv_DARWIN_INITGROUPS,
2731         AC_TRY_LINK([
2732 #include <sys/syscall.h>
2733 #include <unistd.h>
2734         ],
2735         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2736         samba_cv_DARWIN_INITGROUPS=yes,
2737         samba_cv_DARWIN_INITGROUPS=no)
2738 )
2739
2740 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2741     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2742         [Whether to use the Darwin-specific initgroups system call])
2743 fi
2744
2745 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2746 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2747            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2748 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2749     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2750 fi
2751
2752 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2753 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2754            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2755 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2756     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2757
2758 else
2759
2760 dnl
2761 dnl Don't check for 64 bit fcntl locking if we know that the
2762 dnl glibc2.1 broken check has succeeded.
2763 dnl
2764
2765   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2766   AC_TRY_RUN([
2767 #if defined(HAVE_UNISTD_H)
2768 #include <unistd.h>
2769 #endif
2770 #include <stdio.h>
2771 #include <stdlib.h>
2772
2773 #ifdef HAVE_FCNTL_H
2774 #include <fcntl.h>
2775 #endif
2776
2777 #ifdef HAVE_SYS_FCNTL_H
2778 #include <sys/fcntl.h>
2779 #endif
2780 main() { struct flock64 fl64;
2781 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2782 exit(0);
2783 #else
2784 exit(1);
2785 #endif
2786 }],
2787        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2788
2789   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2790       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2791   fi
2792 fi
2793
2794 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2795 AC_TRY_COMPILE([#include <sys/types.h>
2796 #include <sys/stat.h>
2797 #include <unistd.h>],
2798 [struct stat st;  st.st_blocks = 0;],
2799 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2800 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2801     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2802 fi
2803
2804 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2805
2806 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2807 AC_TRY_COMPILE([#include <sys/types.h>
2808 #include <sys/stat.h>
2809 #include <unistd.h>],
2810 [struct stat st;  st.st_blksize = 0;],
2811 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2812 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2813     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2814 fi
2815
2816 AC_CACHE_CHECK([for st_flags in struct stat],
2817         samba_cv_HAVE_STAT_ST_FLAGS,
2818         [
2819             AC_TRY_COMPILE([#include <sys/types.h>
2820 #include <sys/stat.h>
2821 #include <unistd.h>],
2822             [struct stat st;  st.st_flags = 0;],
2823             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2824             samba_cv_HAVE_STAT_ST_FLAGS=no,
2825             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2826         ])
2827
2828 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2829     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2830                 [Whether the stat struct has a st_flags member])
2831 fi
2832
2833 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2834 AC_TRY_COMPILE([
2835 #include <sys/types.h>
2836 #include <sys/acl.h>
2837 #if defined(HAVE_RPCSVC_NIS_H)
2838 #include <rpcsvc/nis.h>
2839 #endif],
2840 [int i;],
2841 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2842 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2843         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2844 fi
2845
2846 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2847 AC_TRY_RUN([
2848 #include <stdio.h>
2849 #include <limits.h>
2850 #include <signal.h>
2851
2852 void exit_on_core(int ignored) {
2853         exit(1);
2854 }
2855
2856 main() {
2857         char *newpath;
2858         signal(SIGSEGV, exit_on_core);
2859         newpath = realpath("/tmp", NULL);
2860         exit((newpath != NULL) ? 0 : 1);
2861 }
2862 ],
2863 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2864 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2865     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2866 fi
2867
2868 #################################################
2869 # check for AFS clear-text auth support
2870 samba_cv_WITH_AFS=no
2871 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2872 AC_ARG_WITH(afs,
2873 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2874 [ case "$withval" in
2875   yes|auto)
2876     AC_MSG_RESULT($withval)
2877     samba_cv_WITH_AFS=$withval
2878     ;;
2879   *)
2880     AC_MSG_RESULT(no)
2881     ;;
2882   esac ],
2883   AC_MSG_RESULT(no)
2884 )
2885
2886 ####################################################
2887 # check for Linux-specific AFS fake-kaserver support
2888 samba_cv_WITH_FAKE_KASERVER=no
2889 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2890 AC_ARG_WITH(fake-kaserver,
2891 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2892 [ case "$withval" in
2893   yes|auto)
2894     AC_MSG_RESULT($withval)
2895     samba_cv_WITH_FAKE_KASERVER=$withval
2896     ;;
2897   *)
2898     AC_MSG_RESULT(no)
2899     ;;
2900   esac ],
2901   AC_MSG_RESULT(no)
2902 )
2903
2904 #################################################
2905 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2906 if test x"$samba_cv_WITH_AFS" != x"no" ||
2907    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2908
2909     # see if this box has the OpenSSL DES libraries
2910     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2911
2912     # see if this box has the afs-headers in /usr/include/afs
2913     AC_MSG_CHECKING(for /usr/include/afs)
2914     if test -d /usr/include/afs; then
2915           AC_MSG_RESULT(yes)
2916     else
2917       AC_MSG_RESULT(no)
2918     fi
2919
2920     # check for afs.h
2921     have_afs_headers=no
2922     AC_CHECK_HEADERS(afs.h afs/afs.h)
2923     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2924         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2925            test x"$samba_cv_WITH_AFS" = x"auto"; then
2926                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2927         else
2928                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2929         fi
2930     else
2931         have_afs_headers=yes
2932     fi
2933 fi
2934
2935 FAKE_KASERVER_OBJ=""
2936 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2937     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2938     FAKE_KASERVER_OBJ="utils/net_afs.o"
2939 fi
2940 AC_SUBST(FAKE_KASERVER_OBJ)
2941
2942 #################################################
2943 # check whether to compile AFS/NT ACL mapping module
2944 samba_cv_WITH_VFS_AFSACL=no
2945 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2946 AC_ARG_WITH(vfs-afsacl,
2947 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2948 [ case "$withval" in
2949   yes|auto)
2950     AC_MSG_RESULT($withval)
2951     samba_cv_WITH_VFS_AFSACL=yes
2952     ;;
2953   *)
2954     AC_MSG_RESULT(no)
2955     ;;
2956   esac ],
2957   AC_MSG_RESULT(no)
2958 )
2959
2960 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2961    default_shared_modules="$default_shared_modules vfs_afsacl"
2962 fi
2963         
2964 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2965     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2966 fi
2967
2968 #################################################
2969 # check for the DFS clear-text auth system
2970 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2971 AC_ARG_WITH(dfs,
2972 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2973 [ case "$withval" in
2974   yes)
2975     AC_MSG_RESULT(yes)
2976     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2977     ;;
2978   *)
2979     AC_MSG_RESULT(no)
2980     ;;
2981   esac ],
2982   AC_MSG_RESULT(no)
2983 )
2984
2985 ########################################################
2986 # Compile with LDAP support?
2987
2988 with_ldap_support=auto
2989 AC_MSG_CHECKING([for LDAP support])
2990
2991 AC_ARG_WITH(ldap,
2992 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2993 [ case "$withval" in
2994     yes|no)
2995         with_ldap_support=$withval
2996         ;;
2997   esac ])
2998
2999 AC_MSG_RESULT($with_ldap_support)
3000
3001 SMBLDAP=""
3002 AC_SUBST(SMBLDAP)
3003 SMBLDAPUTIL=""
3004 AC_SUBST(SMBLDAPUTIL)
3005 LDBLDAP=""
3006 AC_SUBST(LDBLDAP)
3007
3008 if test x"$with_ldap_support" != x"no"; then
3009
3010   ##################################################################
3011   # first test for ldap.h and lber.h
3012   # (ldap.h is required for this test)
3013   AC_CHECK_HEADERS(ldap.h lber.h)
3014
3015   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3016         if test x"$with_ldap_support" = x"yes"; then
3017          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3018         else
3019          AC_MSG_WARN(ldap.h is needed for LDAP support)
3020         fi
3021         
3022         with_ldap_support=no
3023   fi
3024
3025   ##################################################################
3026   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3027   # unsigned int in include/includes.h
3028   case $host_os in
3029         *hpux*)
3030          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3031          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3032         with_ldap_support=yes
3033         ;;
3034         *)
3035         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3036         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3037                 if test x"$with_ldap_support" = x"yes"; then
3038                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3039                 else
3040                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3041                 fi
3042                 with_ldap_support=no
3043         fi
3044         ;;
3045   esac
3046 fi
3047
3048 if test x"$with_ldap_support" != x"no"; then
3049   ac_save_LIBS=$LIBS
3050
3051   ##################################################################
3052   # we might need the lber lib on some systems. To avoid link errors
3053   # this test must be before the libldap test
3054   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3055
3056   ########################################################
3057   # If ber_sockbuf_add_io() is available we can add
3058   # SASL wrapping hooks
3059   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3060
3061   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3062                  AC_TRY_COMPILE([#include <ldap.h>],
3063                                 [int val = LDAP_OPT_SOCKBUF;],
3064                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3065                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3066
3067   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3068           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3069         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3070   fi
3071
3072   #######################################################
3073   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3074   # ldap logging and print it out in the samba logs
3075   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3076                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3077                  [AC_TRY_COMPILE([#include <lber.h>],
3078                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3079                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3080                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3081
3082   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3083         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3084                   [Support for LDAP/LBER logging interception])
3085   fi
3086
3087   ########################################################
3088   # now see if we can find the ldap libs in standard paths
3089   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3090
3091   ########################################################
3092   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3093   # Check found in pam_ldap 145.
3094   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3095
3096   LIBS="$LIBS $LDAP_LIBS"
3097   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3098     AC_TRY_COMPILE([
3099         #include <lber.h>
3100         #include <ldap.h>],
3101         [ldap_set_rebind_proc(0, 0, 0);],
3102         [smb_ldap_cv_ldap_set_rebind_proc=3],
3103         [smb_ldap_cv_ldap_set_rebind_proc=2]
3104     )
3105   ])
3106
3107   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3108
3109   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3110
3111   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3112     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3113     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3114     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3115     default_shared_modules="$default_shared_modules";
3116     SMBLDAP="lib/smbldap.o"
3117     SMBLDAPUTIL="lib/smbldap_util.o"
3118     with_ldap_support=yes
3119     AC_MSG_CHECKING(whether LDAP support is used)
3120     AC_MSG_RESULT(yes)
3121   else
3122     if test x"$with_ldap_support" = x"yes"; then
3123         AC_MSG_ERROR(libldap is needed for LDAP support)
3124     else
3125         AC_MSG_WARN(libldap is needed for LDAP support)
3126     fi
3127
3128     LDAP_LIBS=""
3129     with_ldap_support=no
3130   fi
3131   LIBS=$ac_save_LIBS
3132 fi
3133
3134
3135 #################################################
3136 # active directory support
3137
3138 with_ads_support=auto
3139 AC_MSG_CHECKING([for Active Directory and krb5 support])
3140
3141 AC_ARG_WITH(ads,
3142 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3143 [ case "$withval" in
3144     yes|no)
3145         with_ads_support="$withval"
3146         ;;
3147   esac ])
3148
3149 AC_MSG_RESULT($with_ads_support)
3150
3151 FOUND_KRB5=no
3152 KRB5_LIBS=""
3153
3154 if test x"$with_ldap_support" != x"yes"; then
3155
3156     if test x"$with_ads_support" = x"yes"; then
3157         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3158     elif test x"$with_ads_support" = x"auto"; then
3159         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3160         with_ads_support=no
3161     fi
3162
3163 else
3164
3165     # Check to see whether there is enough LDAP functionality to be able
3166     # to build AD support.
3167
3168 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3169 case "$host_os" in
3170         *hpux*)
3171     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3172
3173     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3174         if test x"$with_ads_support" = x"yes"; then
3175             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3176         elif test x"$with_ads_support" = x"auto"; then
3177             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3178             with_ads_support=no
3179         fi
3180     fi
3181     ;;
3182         *)
3183     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3184
3185     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3186         if test x"$with_ads_support" = x"yes"; then
3187             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3188         elif test x"$with_ads_support" = x"auto"; then
3189             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3190             with_ads_support=no
3191         fi
3192     fi
3193     ;;
3194 esac
3195
3196
3197     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3198
3199     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3200         if test x"$with_ads_support" = x"yes"; then
3201             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3202         elif test x"$with_ads_support" = x"auto"; then
3203             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3204             with_ads_support=no
3205         fi
3206     fi
3207
3208 fi
3209
3210 if test x"$with_ads_support" != x"no"; then
3211
3212   # Do no harm to the values of CFLAGS and LIBS while testing for
3213   # Kerberos support.
3214
3215   if test x$FOUND_KRB5 = x"no"; then
3216     #################################################
3217     # check for location of Kerberos 5 install
3218     AC_MSG_CHECKING(for kerberos 5 install path)
3219     AC_ARG_WITH(krb5,
3220     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3221     [ case "$withval" in
3222       no)
3223         AC_MSG_RESULT(no krb5-path given)
3224         ;;
3225       yes)
3226         AC_MSG_RESULT(/usr)
3227         FOUND_KRB5=yes
3228         ;;
3229       *)
3230         AC_MSG_RESULT($withval)
3231         KRB5_CFLAGS="-I$withval/include"
3232         KRB5_CPPFLAGS="-I$withval/include"
3233         KRB5_LDFLAGS="-L$withval/lib"
3234         FOUND_KRB5=yes
3235         if test -x "$withval/bin/krb5-config"; then
3236                 KRB5CONFIG=$withval/bin/krb5-config
3237         fi
3238         ;;
3239       esac ],
3240       AC_MSG_RESULT(no krb5-path given)
3241     )
3242   fi
3243
3244   #################################################
3245   # check for krb5-config from recent MIT and Heimdal kerberos 5
3246   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3247   AC_MSG_CHECKING(for working krb5-config)
3248   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3249     ac_save_CFLAGS=$CFLAGS
3250     CFLAGS="";export CFLAGS
3251     ac_save_LDFLAGS=$LDFLAGS
3252     LDFLAGS="";export LDFLAGS
3253     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3254     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3255     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3256     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3257     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3258     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3259     FOUND_KRB5=yes
3260     AC_MSG_RESULT(yes)
3261   else
3262     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3263   fi
3264
3265   if test x$FOUND_KRB5 = x"no"; then
3266     #################################################
3267     # see if this box has the SuSE location for the heimdal krb implementation
3268     AC_MSG_CHECKING(for /usr/include/heimdal)
3269     if test -d /usr/include/heimdal; then
3270       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3271           KRB5_CFLAGS="-I/usr/include/heimdal"
3272           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3273           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3274           FOUND_KRB5=yes
3275           AC_MSG_RESULT(yes)
3276       else
3277           KRB5_CFLAGS="-I/usr/include/heimdal"
3278           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3279           FOUND_KRB5=yes
3280           AC_MSG_RESULT(yes)
3281       fi
3282     else
3283       AC_MSG_RESULT(no)
3284     fi
3285   fi
3286
3287   if test x$FOUND_KRB5 = x"no"; then
3288     #################################################
3289     # see if this box has the RedHat location for kerberos
3290     AC_MSG_CHECKING(for /usr/kerberos)
3291     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3292       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3293       KRB5_CFLAGS="-I/usr/kerberos/include"
3294       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3295       FOUND_KRB5=yes
3296       AC_MSG_RESULT(yes)
3297     else
3298       AC_MSG_RESULT(no)
3299     fi
3300   fi
3301
3302   if test x$FOUND_KRB5 = x"no"; then
3303     #################################################
3304     # see if this box has the OpenBSD location for heimdal krb5
3305     AC_MSG_CHECKING(for /usr/include/kerberosV)
3306     if test -d /usr/include/kerberosV; then
3307       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3308       KRB5_LIBS="-lcrypto"
3309       FOUND_KRB5=yes
3310       AC_MSG_RESULT(yes)
3311     else
3312       AC_MSG_RESULT(no)
3313     fi
3314   fi
3315
3316   ac_save_CFLAGS=$CFLAGS
3317   ac_save_CPPFLAGS=$CPPFLAGS
3318   ac_save_LDFLAGS=$LDFLAGS
3319
3320   # remove needless evil rpath stuff as early as possible:
3321   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3322   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3323   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3324   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3325   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3326
3327   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3328
3329   # now check for krb5.h. Some systems have the libraries without the headers!
3330   # note that this check is done here to allow for different kerberos
3331   # include paths
3332   AC_CHECK_HEADERS(krb5.h)
3333
3334   if test x"$ac_cv_header_krb5_h" = x"no"; then
3335
3336     # Give a warning if AD support was not explicitly requested,
3337     # i.e with_ads_support = auto, otherwise die with an error.
3338
3339     if test x"$with_ads_support" = x"yes"; then
3340       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3341     else
3342       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3343     fi
3344
3345     # Turn off AD support and restore CFLAGS and LIBS variables
3346
3347     with_ads_support="no"
3348
3349     CFLAGS=$ac_save_CFLAGS
3350     CPPFLAGS=$ac_save_CPPFLAGS
3351     LDFLAGS=$ac_save_LDFLAGS
3352   fi
3353   AC_CHECK_HEADERS([krb5/locate_plugin.h], [], [],
3354 [[#ifdef HAVE_KRB5_H
3355  #include <krb5.h>
3356  #endif
3357 ]])
3358
3359   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3360         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3361         if test x"$BLDSHARED" = x"true" ; then
3362                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3363         fi
3364   fi
3365
3366   # check for new heimdal KRB5_DEPRECATED handling
3367
3368   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3369                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3370     AC_TRY_COMPILE(
3371       [#define KRB5_DEPRECATED 1
3372       #include <krb5.h>],
3373       [],
3374       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3375       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3376
3377   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3378     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3379                [Whether to use deprecated krb5 interfaces])
3380   fi
3381 fi
3382
3383 # Now we have determined whether we really want ADS support
3384 use_ads=no
3385 if test x"$with_ads_support" != x"no"; then
3386   use_ads=yes
3387   have_gssapi=no
3388   ac_save_LIBS=$LIBS
3389
3390   # now check for gssapi headers.  This is also done here to allow for
3391   # different kerberos include paths
3392   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3393
3394   ##################################################################
3395   # we might need the k5crypto and com_err libraries on some systems
3396   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3397   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3398
3399   # Heimdal checks.
3400   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3401   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3402   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3403
3404   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3405   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3406
3407   ########################################################
3408   # now see if we can find the krb5 libs in standard paths
3409   # or as specified above
3410   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3411   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3412
3413   ########################################################
3414   # now see if we can find the gssapi libs in standard paths
3415   if test x"$have_gssapi" != x"yes"; then
3416      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3417   fi
3418
3419   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3420   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3421   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3422   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3423   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3424   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3425   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3426   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3427   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3428   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3429   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3430   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3431   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3432   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3433   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3434   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3435   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3436   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3437   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3438   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3439   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3440   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3441   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3442   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3443   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3444   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3445   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3446   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3447   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3448   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3449   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3450   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3451   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3452   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3453   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3454   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3455   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3456   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3457   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3458   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3459   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3460   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3461   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3462   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3463   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3464   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3465   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3466   # MIT krb5 1.8 does not expose this call (yet)
3467   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3468
3469   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3470   # but does have the symbol
3471   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3472
3473   LIBS="$KRB5_LIBS $LIBS"
3474
3475   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3476         smb_krb5_cv_ticket_has_keyinfo,
3477         [
3478             AC_TRY_COMPILE(
3479             [
3480                 #include <krb5.h>
3481             ],
3482             [
3483                 krb5_ticket ticket;
3484                 krb5_kvno kvno;
3485                 krb5_enctype enctype;
3486
3487                 enctype = ticket.enc_part.enctype;
3488                 kvno = ticket.enc_part.kvno;
3489             ],
3490             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3491             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3492         ])
3493
3494   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3495         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3496             [Whether the krb5_ticket structure contains the kvno and enctype])
3497   fi
3498
3499   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3500           smb_krb5_cv_creds_opt_free_context,
3501           [
3502                 AC_TRY_COMPILE([
3503                     #include <krb5.h>],
3504                     [
3505                         krb5_context ctx;
3506                         krb5_get_init_creds_opt *opt = NULL;
3507                         krb5_get_init_creds_opt_free(ctx, opt);
3508                     ],
3509                     [smb_krb5_cv_creds_opt_free_context=yes],
3510                     [smb_krb5_cv_creds_opt_free_context=no]
3511                 )
3512           ])
3513
3514   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3515         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3516             [Whether krb5_get_init_creds_opt_free takes a context argument])
3517   fi
3518
3519   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3520     AC_TRY_COMPILE([
3521         #include <krb5.h>],
3522         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3523         [smb_krb5_cv_verify_checksum=7],
3524         [smb_krb5_cv_verify_checksum=6],
3525     )
3526   ])
3527   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3528
3529   AC_CACHE_CHECK([for checksum in krb5_checksum],
3530                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3531     AC_TRY_COMPILE([#include <krb5.h>],
3532       [krb5_checksum cksum; cksum.checksum.length = 0;],
3533       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3534       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3535
3536   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3537     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3538                [Whether the krb5_checksum struct has a checksum property])
3539   fi
3540
3541   AC_CACHE_CHECK([for etype in EncryptedData],
3542                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3543     AC_TRY_COMPILE([#include <krb5.h>],
3544       [EncryptedData edata; edata.etype = 0;],
3545       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3546       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3547
3548   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3549     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3550                [Whether the EncryptedData struct has a etype property])
3551   fi
3552
3553   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3554                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3555     AC_TRY_COMPILE([#include <krb5.h>],
3556       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3557       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3558       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3559
3560   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3561     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3562                [Whether the krb5_ap_req struct has a ticket pointer])
3563   fi
3564
3565   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3566                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3567     AC_TRY_COMPILE([#include <krb5.h>],
3568       [krb5_error err; err.e_data = NULL;],
3569       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3570       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3571
3572   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3573     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3574                [Whether the krb5_error struct has a e_data pointer])
3575   fi
3576
3577   AC_CACHE_CHECK([for krb5_crypto type],
3578                 samba_cv_HAVE_KRB5_CRYPTO,[
3579     AC_TRY_COMPILE([#include <krb5.h>],
3580       [krb5_crypto crypto;],
3581       samba_cv_HAVE_KRB5_CRYPTO=yes,
3582       samba_cv_HAVE_KRB5_CRYPTO=no)])
3583
3584   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3585     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3586                [Whether the type krb5_crypto exists])
3587   fi
3588
3589   AC_CACHE_CHECK([for krb5_encrypt_block type],
3590                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3591     AC_TRY_COMPILE([#include <krb5.h>],
3592       [krb5_encrypt_block block;],
3593       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3594       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3595
3596   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3597     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3598                [Whether the type krb5_encrypt_block exists])
3599   fi
3600
3601   AC_CACHE_CHECK([for addrtype in krb5_address],
3602                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3603     AC_TRY_COMPILE([#include <krb5.h>],
3604       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3605       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3606       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3607
3608   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3609     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3610                [Whether the krb5_address struct has a addrtype property])
3611   fi
3612
3613   AC_CACHE_CHECK([for addr_type in krb5_address],
3614                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3615     AC_TRY_COMPILE([#include <krb5.h>],
3616       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3617       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3618       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3619
3620   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3621     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3622               [Whether the krb5_address struct has a addr_type property])
3623   fi
3624
3625   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3626                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3627                  [AC_TRY_COMPILE([#include <krb5.h>],
3628     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3629     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3630
3631   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3632     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3633               [Whether the krb5_ticket struct has a enc_part2 property])
3634   fi
3635
3636   AC_CACHE_CHECK([for keyblock in krb5_creds],
3637                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3638     AC_TRY_COMPILE([#include <krb5.h>],
3639       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3640       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3641       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3642
3643   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3644     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3645               [Whether the krb5_creds struct has a keyblock property])
3646   fi
3647
3648   AC_CACHE_CHECK([for session in krb5_creds],
3649                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3650     AC_TRY_COMPILE([#include <krb5.h>],
3651       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3652       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3653       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3654
3655   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3656     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3657               [Whether the krb5_creds struct has a session property])
3658   fi
3659
3660   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3661                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3662     AC_TRY_COMPILE([#include <krb5.h>],
3663       [krb5_keyblock key; key.keyvalue.data = NULL;],
3664       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3665       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3666
3667   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3668     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3669               [Whether the krb5_keyblock struct has a keyvalue property])
3670   fi
3671
3672   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3673                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3674     AC_TRY_COMPILE([#include <krb5.h>],
3675       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3676       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3677       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3678   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3679                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3680     AC_TRY_COMPILE([#include <krb5.h>],
3681       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3682       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3683       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3684 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3685 # w.r.t. arcfour and windows, so we must not enable it here
3686   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3687           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3688     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3689               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3690   fi
3691
3692   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3693                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3694     AC_TRY_COMPILE([#include <krb5.h>],
3695       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3696       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3697       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3698
3699   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3700     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3701               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3702   fi
3703
3704   AC_CACHE_CHECK([for KV5M_KEYTAB],
3705                  samba_cv_HAVE_KV5M_KEYTAB,[
3706     AC_TRY_COMPILE([#include <krb5.h>],
3707       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3708       samba_cv_HAVE_KV5M_KEYTAB=yes,
3709       samba_cv_HAVE_KV5M_KEYTAB=no)])
3710
3711   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3712       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3713              [Whether the KV5M_KEYTAB option is available])
3714   fi
3715
3716   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3717                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3718     AC_TRY_COMPILE([#include <krb5.h>],
3719       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3720       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3721       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3722
3723   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3724     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3725               [Whether KRB5_KU_OTHER_CKSUM is available])
3726   fi
3727
3728   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3729                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3730     AC_TRY_COMPILE([#include <krb5.h>],
3731       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3732       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3733       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3734
3735   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3736     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3737               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3738   fi
3739
3740   AC_CACHE_CHECK([for the krb5_princ_component macro],
3741                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3742     AC_TRY_LINK([#include <krb5.h>],
3743       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3744       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3745       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3746
3747   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3748     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3749                [Whether krb5_princ_component is available])
3750   fi
3751
3752   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3753                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3754     AC_TRY_COMPILE([#include <krb5.h>],
3755       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3756       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3757       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3758
3759   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3760     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3761               [Whether krb5_keytab_entry has key member])
3762   fi
3763
3764   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3765                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3766     AC_TRY_COMPILE([#include <krb5.h>],
3767       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3768       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3769       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3770
3771   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3772     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3773               [Whether krb5_keytab_entry has keyblock member])
3774   fi
3775
3776   AC_CACHE_CHECK([for magic in krb5_address],
3777                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3778     AC_TRY_COMPILE([#include <krb5.h>],
3779       [krb5_address addr; addr.magic = 0;],
3780       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3781       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3782
3783   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3784     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3785               [Whether the krb5_address struct has a magic property])
3786   fi
3787
3788   AC_CACHE_CHECK([for WRFILE: keytab support],
3789                 samba_cv_HAVE_WRFILE_KEYTAB,[
3790     AC_TRY_RUN([
3791 #include<krb5.h>
3792   main()
3793   {
3794     krb5_context context;
3795     krb5_keytab keytab;
3796
3797     krb5_init_context(&context);
3798     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3799   }],
3800   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3801   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3802
3803   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3804       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3805                [Whether the WRFILE:-keytab is supported])
3806   fi
3807
3808   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3809                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3810     AC_TRY_COMPILE([#include <krb5.h>],
3811     [
3812     krb5_context context;
3813     krb5_principal principal;
3814     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3815     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3816     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3817
3818   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3819     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3820               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3821   fi
3822
3823   AC_CACHE_CHECK([for krb5_addresses type],
3824                 samba_cv_HAVE_KRB5_ADDRESSES,[
3825     AC_TRY_COMPILE([#include <krb5.h>],
3826       [krb5_addresses addr;],
3827       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3828       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3829
3830   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3831     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3832                [Whether the type krb5_addresses type exists])
3833   fi
3834
3835   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
3836                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
3837     AC_TRY_COMPILE([#include <krb5.h>],
3838     [
3839     krb5_mk_error(0,0,0);],
3840     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
3841     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
3842
3843   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
3844     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
3845               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
3846   fi
3847
3848   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3849     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3850         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3851         AC_TRY_RUN_STRICT([
3852                 #include <stdlib.h>
3853                 #include <krb5.h>
3854                 int main(void) {
3855                         krb5_context context = NULL;
3856                         char *str = NULL;
3857                         krb5_enctype_to_string(context, 1, &str);
3858                         if (str) free (str); 
3859                         return 0;
3860                 }
3861                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3862                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3863                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3864
3865     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3866       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3867                 [whether krb5_enctype_to_string takes krb5_context argument])
3868     fi
3869
3870     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3871         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3872         AC_TRY_RUN_STRICT([
3873                 #include <krb5.h>
3874                 int main(void) {
3875                         char buf[256];
3876                         krb5_enctype_to_string(1, buf, 256);
3877                         return 0;
3878                 }
3879                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3880                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3881                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
3882
3883     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
3884       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
3885                 [whether krb5_enctype_to_string takes size_t argument])
3886     fi
3887   fi
3888
3889   AC_CACHE_CHECK([for krb5_principal_get_realm],
3890                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
3891     AC_TRY_LINK([#include <krb5.h>],
3892       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
3893       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
3894       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
3895
3896   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
3897     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
3898                [Whether the function krb5_principal_get_realm is defined])
3899   fi
3900
3901   AC_CACHE_CHECK([for krb5_princ_realm],
3902                 samba_cv_HAVE_KRB5_PRINC_REALM,[
3903     AC_TRY_LINK([#include <krb5.h>],
3904       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
3905       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
3906       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
3907
3908   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
3909     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
3910                [Whether the macro krb5_princ_realm is defined])
3911   fi
3912
3913   #
3914   #
3915   # Now the decisions whether we can support krb5
3916   #
3917   # NOTE: all tests should be done before this block!
3918   #
3919   #
3920   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3921     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3922     use_ads=no
3923   fi
3924
3925   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3926           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3927   then
3928     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3929     use_ads=no
3930   fi
3931
3932   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3933           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3934   then
3935     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3936     use_ads=no
3937   fi
3938
3939   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3940           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3941   then
3942     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3943     use_ads=no
3944   fi
3945
3946   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3947           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3948   then
3949     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3950     use_ads=no
3951   fi
3952
3953   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
3954
3955       # We only need the following functions if we can't get the enctype
3956       # and kvno out of the ticket directly (ie. on Heimdal).
3957
3958       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3959       then
3960         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3961         use_ads=no
3962       fi
3963
3964       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3965       then
3966         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3967         use_ads=no
3968       fi
3969
3970   fi
3971
3972   if test x"$use_ads" = x"yes"; then
3973     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3974     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3975     if test x"$have_gssapi" = x"yes"; then
3976       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3977     fi
3978   else
3979     if test x"$with_ads_support" = x"yes"; then
3980         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3981     else
3982         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3983     fi
3984     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3985     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3986     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3987     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3988     KRB5_LIBS=""
3989     with_ads_support=no
3990   fi
3991   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3992   AC_MSG_RESULT([$use_ads])
3993
3994 LIBS="$ac_save_LIBS"
3995 fi
3996
3997 if test x"$use_ads" != xyes; then
3998         merged_build_possible=no
3999 fi
4000
4001 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4002 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4003
4004
4005 ########################################################
4006 # Compile with DNS Updates support?
4007
4008 with_dnsupdate_support=no
4009 AC_MSG_CHECKING([whether to enable DNS Updates support])
4010
4011 AC_ARG_WITH(dnsupdate,
4012 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
4013 [ case "$withval" in
4014     yes|no)
4015         with_dnsupdate_support=$withval
4016         ;;
4017   esac ])
4018
4019 AC_MSG_RESULT($with_dnsupdate_support)
4020
4021 if test x"$with_dnsupdate_support" != x"no"; then
4022
4023   ################################################################
4024   # first test for Active Directory support being enabled
4025   #if test x"$with_ads_support" = x"no"; then
4026   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
4027   #             with_dnsupdate_support=no
4028   #fi           
4029   ##################################################################
4030   # then test for uuid.h (necessary to generate unique DNS keynames
4031   # (uuid.h is required for this test)
4032   AC_CHECK_HEADERS(uuid/uuid.h)
4033
4034   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
4035         if test x"$with_dnsupdate_support" = x"yes"; then
4036          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
4037         else
4038          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
4039         fi
4040         with_dnsupdate_support=no
4041   fi
4042 fi
4043
4044 if test x"$with_dnsupdate_support" != x"no"; then
4045
4046   ########################################################
4047   # Now see if we can find the uuid&nbs