build: Fix detection of quotas on macos
[kai/samba.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/autoconf/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 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
27
28 m4_include(../lib/tevent/libtevent.m4)
29 m4_include(../lib/ccan/libccan.m4)
30
31 LIBTEVENT_OBJ0=""
32 for obj in ${TEVENT_OBJ}; do
33         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
34 done
35 AC_SUBST(LIBTEVENT_OBJ0)
36 LIBS="${LIBS} ${TEVENT_LIBS}"
37
38 SAMBA_CPPFLAGS="-Iinclude/autoconf -Iautoconf -Iautoconf/source3"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
42 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${CCAN_CFLAGS}"
43 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
44 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
45 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/tdb_compat"
46
47 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
48
49 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
50 if test "x${srcdir-.}" != "x."; then
51         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
52 fi
53
54 dnl Unique-to-Samba variables we'll be playing with.
55 AC_SUBST(SAMBA_CPPFLAGS)
56 AC_SUBST(SHELL)
57 AC_SUBST(LDSHFLAGS)
58 AC_SUBST(SONAMEFLAG)
59 AC_SUBST(SHLD)
60 AC_SUBST(MODULE_EXPORTS)
61 AC_SUBST(DSO_EXPORTS)
62 AC_SUBST(HOST_OS)
63 AC_SUBST(PICFLAG)
64 AC_SUBST(PIE_CFLAGS)
65 AC_SUBST(PIE_LDFLAGS)
66 AC_SUBST(RELRO_LDFLAGS)
67 AC_SUBST(SHLIBEXT)
68 AC_SUBST(INSTALLLIBCMD_SH)
69 AC_SUBST(INSTALLLIBCMD_A)
70 AC_SUBST(UNINSTALLLIBCMD_SH)
71 AC_SUBST(UNINSTALLLIBCMD_A)
72
73 AC_SUBST(INSTALL_LIBWBCLIENT)
74 AC_SUBST(UNINSTALL_LIBWBCLIENT)
75 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
76 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_SOVER)
77 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_FULLVER)
78 AC_SUBST(LIBWBCLIENT_SHARED)
79 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
80 AC_SUBST(LIBWBCLIENT_STATIC)
81 AC_SUBST(LIBWBCLIENT_SOVER)
82 AC_SUBST(LIBWBCLIENT_FULLVER)
83 AC_SUBST(LIBWBCLIENT)
84 AC_SUBST(LIBWBCLIENT_LIBS)
85
86 AC_SUBST(LIBSAMBAUTIL_SHARED)
87
88 AC_SUBST(PRINT_LIBS)
89 AC_SUBST(AUTH_LIBS)
90 AC_SUBST(ACL_LIBS)
91 AC_SUBST(PASSDB_LIBS)
92 AC_SUBST(IDMAP_LIBS)
93 AC_SUBST(KRB5_LIBS)
94 AC_SUBST(LDAP_LIBS)
95 AC_SUBST(GPEXT_LIBS)
96 AC_SUBST(PAM_MODULES)
97 AC_SUBST(INSTALL_PAM_MODULES)
98 AC_SUBST(UNINSTALL_PAM_MODULES)
99 AC_SUBST(NSS_MODULES)
100 AC_SUBST(EXTRA_BIN_PROGS)
101 AC_SUBST(CIFSMOUNT_PROGS)
102 AC_SUBST(INSTALL_CIFSMOUNT)
103 AC_SUBST(UNINSTALL_CIFSMOUNT)
104 AC_SUBST(CIFSUMOUNT_PROGS)
105 AC_SUBST(INSTALL_CIFSUMOUNT)
106 AC_SUBST(UNINSTALL_CIFSUMOUNT)
107 AC_SUBST(CIFSUPCALL_PROGS)
108 AC_SUBST(INSTALL_CIFSUPCALL)
109 AC_SUBST(UNINSTALL_CIFSUPCALL)
110 AC_SUBST(EXTRA_SBIN_PROGS)
111 AC_SUBST(EXTRA_ALL_TARGETS)
112 AC_SUBST(CONFIG_LIBS)
113 AC_SUBST(NSCD_LIBS)
114
115 # compile with optimization and without debugging by default, but
116 # allow people to set their own preference.
117 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
118 # if it has no value.  This prevent *very* large debug binaries from occurring
119 # by default.
120 if test "x$debug" = "xyes" ; then
121         CFLAGS="${CFLAGS} -g"
122 fi
123 if test "x$CFLAGS" = x; then
124   CFLAGS="-O"
125 fi
126
127 m4_include(../lib/socket_wrapper/config.m4)
128 m4_include(../lib/nss_wrapper/config.m4)
129 m4_include(../lib/uid_wrapper/config.m4)
130
131 m4_include(m4/swat.m4)
132
133 DEVELOPER_CFLAGS="-DDEBUG_PASSWORD -DDEVELOPER"
134
135 # Probe the gcc version for extra CFLAGS. We always stash these in
136 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
137 # Makefile edit, avoiding the need to re-run configure.
138 if test x"$ac_cv_prog_gcc" = x"yes" ; then
139         DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings"
140         # Add -Wdeclaration-after-statement if compiler supports it
141         AC_CACHE_CHECK(
142           [that the C compiler understands -Wdeclaration-after-statement],
143           samba_cv_HAVE_Wdeclaration_after_statement, [
144           AC_TRY_RUN_STRICT([
145             int main(void)
146             {
147                 return 0;
148             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
149             samba_cv_HAVE_Wdeclaration_after_statement=yes,
150             samba_cv_HAVE_Wdeclaration_after_statement=no,
151             samba_cv_HAVE_Wdeclaration_after_statement=cross)
152        ])
153
154         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
155             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
156         fi
157
158         #-Werror-implicit-function-declaration
159         AC_CACHE_CHECK(
160           [that the C compiler understands -Werror-implicit-function-declaration],
161           samba_cv_HAVE_Werror_implicit_function_declaration, [
162           AC_TRY_RUN_STRICT([
163             int main(void)
164             {
165                 return 0;
166             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
167             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
168             samba_cv_HAVE_Werror_implicit_function_declaration=no,
169             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
170        ])
171        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
172             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
173        fi
174
175         # krb5developer is like developer, except we don't get
176         # -Wstrict-prototypes.
177        if test x"$krb5_developer" != x"$yes" ; then
178             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
179        fi
180
181        if test x"$picky_developer" = x"yes"; then
182             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
183        fi
184 fi
185
186 #################################################
187 # check for a shared memory profiling support
188 AC_MSG_CHECKING(whether to use profiling)
189 AC_ARG_WITH(profiling-data,
190 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
191 [ case "$withval" in
192   yes)
193     AC_MSG_RESULT(yes)
194     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
195     samba_cv_WITH_PROFILE=yes
196     ;;
197   *)
198     AC_MSG_RESULT(no)
199     samba_cv_WITH_PROFILE=no
200     ;;
201   esac ],
202   AC_MSG_RESULT(no)
203 )
204
205 dnl Checks for programs.
206 AC_ARG_ENABLE(smbtorture4,
207         [AS_HELP_STRING([--enable-smbtorture4], [Enable building smbtorture4 (default=auto)])])
208
209 if test x$enable_smbtorture4 != xno; then
210         smbtorture4_possible=yes
211 else
212         smbtorture4_possible=no
213 fi
214
215 AC_PROG_INSTALL
216 AC_PROG_AWK
217 # Check for GNU make
218 m4_include(../m4/check_make.m4)
219 AC_SAMBA_GNU_MAKE([true], [true])
220
221 # Check for perl
222 m4_include(../m4/check_perl.m4)
223 AC_SAMBA_PERL([true], [smbtorture4_possible=no])
224
225 # Check for python
226 m4_include(../m4/check_python.m4)
227 AC_SAMBA_PYTHON_DEVEL([true], [smbtorture4_possible=no])
228
229 AC_CHECK_TOOL(AR, ar)
230
231 dnl Check if we (actually our C compiler!) use GNU ld
232 AC_PROG_LD_GNU
233
234 dnl Certain versions of GNU ld the default is not to have the
235 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
236 dnl warnings when building modules.
237 if test "$ac_cv_prog_gnu_ld" = "yes"; then
238         ac_cv_gnu_ld_version=`$CC -Wl,-v /dev/null 2>&1 < /dev/null | grep "GNU ld"`
239         AC_MSG_CHECKING(GNU ld release date)
240         changequote(,)dnl
241         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
242         changequote([,])dnl
243         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
244         if test -n "$ac_cv_gnu_ld_date"; then
245         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
246                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
247         fi
248         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
249                 ac_cv_gnu_ld_version_script=yes
250         fi
251         else
252            AC_MSG_CHECKING(GNU ld release version)
253            changequote(,)dnl
254            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | awk '{print $NF}' | sed -n 's,\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
255            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
256            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
257            changequote([,])dnl
258            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
259            AC_MSG_CHECKING(GNU ld release version major)
260            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
261            AC_MSG_CHECKING(GNU ld release version minor)
262            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
263            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
264              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
265            fi
266            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
267              ac_cv_gnu_ld_version_script=yes
268            fi
269         fi
270 fi
271
272 dnl Check if C compiler understands -c and -o at the same time
273 AC_PROG_CC_C_O
274 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
275       BROKEN_CC=
276 else
277       BROKEN_CC=#
278 fi
279 AC_SUBST(BROKEN_CC)
280
281 dnl Check if the C compiler understands -Werror (GNU)
282 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
283  AC_TRY_RUN_STRICT([
284   int main(void)
285   {
286         return 0;
287   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
288   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
289 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
290    Werror_FLAGS="-Werror"
291 else
292 dnl Check if the C compiler understands -w2
293 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
294  AC_TRY_RUN_STRICT([
295   int main(void)
296   {
297         return 0;
298   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
299   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
300 if test x"$samba_cv_HAVE_w2" = x"yes"; then
301    Werror_FLAGS="-w2"
302 else
303 dnl Check if the C compiler understands -errwarn (Sun)
304 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
305   AC_TRY_RUN_STRICT([
306    int main(void)
307    {
308         return 0;
309    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
310    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
311 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
312    Werror_FLAGS="-errwarn=%all"
313 else
314 dnl Check if the C compiler understands -qhalt (IBM)
315 AC_CACHE_CHECK([that the C compiler understands -qhalt],samba_cv_HAVE_qhalt, [
316   AC_TRY_RUN_STRICT([
317    int main(void)
318    {
319         return 0;
320    }],[$CFLAGS -qhalt=w],[$CPPFLAGS],[$LDFLAGS],
321    samba_cv_HAVE_qhalt=yes,samba_cv_HAVE_qhalt=no,samba_cv_HAVE_qhalt=cross)])
322 if test x"$samba_cv_HAVE_qhalt" = x"yes"; then
323    Werror_FLAGS="-qhalt=w"
324 fi
325 fi
326 fi
327 fi
328
329 ############################################
330 # check if the compiler can handle negative enum values
331 # and don't truncate the values to INT_MAX
332 # a runtime test is needed here
333 AC_SUBST(PIDL_ARGS)
334 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
335     AC_TRY_RUN(
336 [
337         #include <stdio.h>
338         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
339         int main(void) {
340                 enum negative_values v1 = NEGATIVE_VALUE;
341                 unsigned v2 = NEGATIVE_VALUE;
342
343                 if (v1 != 0xFFFFFFFF) {
344                         printf("%u != 0xFFFFFFFF\n", v1);
345                         return 1;
346                 }
347                 if (v2 != 0xFFFFFFFF) {
348                         printf("%u != 0xFFFFFFFF\n", v2);
349                         return 1;
350                 }
351
352                 return 0;
353         }
354 ],
355         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv_CC_NEGATIVE_ENUM_VALUES=no)])
356 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
357         AC_MSG_WARN([using --uint-enums for pidl])
358         PIDL_ARGS="$PIDL_ARGS --uint-enums"
359 fi
360
361 dnl Figure out the flags to support named structure initializers
362
363 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
364
365 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
366 AC_MSG_CHECKING(uname -s)
367 AC_MSG_RESULT(${UNAME_S})
368
369 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
370 AC_MSG_CHECKING(uname -r)
371 AC_MSG_RESULT(${UNAME_R})
372
373 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
374 AC_MSG_CHECKING(uname -m)
375 AC_MSG_RESULT(${UNAME_M})
376
377 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
378 AC_MSG_CHECKING(uname -p)
379 AC_MSG_RESULT(${UNAME_P})
380
381 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
382 AC_MSG_CHECKING(uname -i)
383 AC_MSG_RESULT(${UNAME_I})
384
385 dnl Add #include for broken IRIX header files
386   case "$host_os" in
387         *irix6*)
388                 #TODO add to libreplace
389                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
390                         dnl Fix sensible defaults for MIPSPro compilers. The
391                         dnl error numbers are valid for the 7.3 compilers,
392                         dnl hopefully also valid for the 7.4 series.
393                         dnl
394                         dnl Bugzilla 3801. Force an error on warning 1035
395                         dnl so we don't incorrectly detect stdint.h. This
396                         dnl warning is emitted for #error directives.
397                         CFLAGS="$CFLAGS -diag_error 1035"
398                         dnl 1209: Controlling expression is constant
399                         dnl 1174: Function foo declared but never referenced
400                         dnl 3201: Parameter foo was never referenced
401                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
402                 fi
403         ;;
404 esac
405
406 DYNEXP=
407 AC_SUBST(DYNEXP)
408 LDSHFLAGS_Z_DEFS=
409 AC_SUBST(LDSHFLAGS_Z_DEFS)
410 LDSHFLAGS_Z_NODEFS=
411 AC_SUBST(LDSHFLAGS_Z_NODEFS)
412
413 dnl Add modules that have to be built by default here
414 dnl These have to be built static:
415 default_static_modules=""
416 default_static_modules="$default_static_modules pdb_smbpasswd"
417 default_static_modules="$default_static_modules pdb_tdbsam"
418 default_static_modules="$default_static_modules pdb_wbc_sam"
419 default_static_modules="$default_static_modules rpc_lsarpc"
420 default_static_modules="$default_static_modules rpc_samr"
421 default_static_modules="$default_static_modules rpc_winreg"
422 default_static_modules="$default_static_modules rpc_initshutdown"
423 default_static_modules="$default_static_modules rpc_dssetup"
424 default_static_modules="$default_static_modules rpc_wkssvc"
425 default_static_modules="$default_static_modules rpc_svcctl"
426 default_static_modules="$default_static_modules rpc_ntsvcs"
427 default_static_modules="$default_static_modules rpc_netlogon"
428 default_static_modules="$default_static_modules rpc_netdfs"
429 default_static_modules="$default_static_modules rpc_srvsvc"
430 default_static_modules="$default_static_modules rpc_spoolss"
431 default_static_modules="$default_static_modules rpc_eventlog"
432 default_static_modules="$default_static_modules auth_sam"
433 default_static_modules="$default_static_modules auth_unix"
434 default_static_modules="$default_static_modules auth_winbind"
435 default_static_modules="$default_static_modules auth_wbc"
436 default_static_modules="$default_static_modules auth_domain"
437 default_static_modules="$default_static_modules auth_builtin"
438 default_static_modules="$default_static_modules vfs_default"
439 default_static_modules="$default_static_modules nss_info_template"
440
441 dnl These are preferably build shared, and static if dlopen() is not available
442 default_shared_modules=""
443 default_shared_modules="$default_shared_modules vfs_recycle"
444 default_shared_modules="$default_shared_modules vfs_audit"
445 default_shared_modules="$default_shared_modules vfs_extd_audit"
446 default_shared_modules="$default_shared_modules vfs_full_audit"
447 default_shared_modules="$default_shared_modules vfs_netatalk"
448 default_shared_modules="$default_shared_modules vfs_fake_perms"
449 default_shared_modules="$default_shared_modules vfs_default_quota"
450 default_shared_modules="$default_shared_modules vfs_readonly"
451 default_shared_modules="$default_shared_modules vfs_cap"
452 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
453 default_shared_modules="$default_shared_modules vfs_shadow_copy"
454 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
455 default_shared_modules="$default_shared_modules auth_script"
456 default_shared_modules="$default_shared_modules vfs_readahead"
457 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
458 default_shared_modules="$default_shared_modules vfs_streams_xattr"
459 default_shared_modules="$default_shared_modules vfs_streams_depot"
460 default_shared_modules="$default_shared_modules vfs_acl_xattr"
461 default_shared_modules="$default_shared_modules vfs_acl_tdb"
462 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
463 default_shared_modules="$default_shared_modules vfs_preopen"
464 default_shared_modules="$default_shared_modules vfs_catia"
465 default_shared_modules="$default_shared_modules vfs_scannedonly"
466 default_shared_modules="$default_shared_modules vfs_crossrename"
467 default_shared_modules="$default_shared_modules vfs_linux_xfs_sgid"
468 default_shared_modules="$default_shared_modules vfs_time_audit"
469 default_shared_modules="$default_shared_modules vfs_media_harmony"
470 default_shared_modules="$default_shared_modules idmap_autorid"
471 default_shared_modules="$default_shared_modules idmap_tdb2"
472 default_shared_modules="$default_shared_modules idmap_rid"
473 default_shared_modules="$default_shared_modules idmap_hash"
474
475 if test "x$developer" = xyes; then
476    default_shared_modules="$default_shared_modules perfcount_test"
477 fi
478
479 if test x"$selftest" = x"yes" -o "x$developer" = xyes; then
480    default_shared_modules="$default_shared_modules vfs_fake_acls"
481 fi
482
483 #
484 # Config CPPFLAG settings for strange OS's that must be set
485 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
486 # case statement; its first reference must be unconditional.
487 #
488 case "$host_os" in
489     *hpux*)
490 #
491 # Defines needed for HPUX support.
492 # HPUX has bigcrypt but (sometimes?) doesn't use it for
493 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
494 #
495       case `uname -r` in
496                 *9*|*10*|*11)
497                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
498                 ;;
499       esac
500       ;;
501
502 #
503 # AIX4.x doesn't even admit to having large
504 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
505 #
506     *aix4*)
507           AC_MSG_RESULT([enabling large file support])
508           CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
509           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
510       ;;
511 #
512 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
513 # to the existance of large files..
514 #
515 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
516 #
517         *solaris*)
518                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
519                 LDFLAGS="$LDFLAGS -lthread"
520                 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
521                 ;;
522 #
523 # IRIX uses SYSV printing.  Make sure to set that here
524 #
525         *irix*)
526                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
527                 ;;
528         *freebsd*|*dragonfly*)
529                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
530                 ;;
531 #
532 # VOS may need to have POSIX support and System V compatibility enabled.
533 #
534     *vos*)
535     case "$CPPFLAGS" in
536           *-D_POSIX_C_SOURCE*)
537                 ;;
538           *)
539                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
540                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
541                 ;;
542     esac
543     case "$CPPFLAGS" in
544           *-D_SYSV*|*-D_SVID_SOURCE*)
545                 ;;
546           *)
547                 CPPFLAGS="$CPPFLAGS -D_SYSV"
548                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
549     esac
550     ;;
551 # GNU systems
552 #
553     *linux* | *hurd* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
554         CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
555         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
556         ;;
557
558 #
559 # MacOS X is the *only* system that uses compose character in utf8. This
560 # is so horribly broken....
561 #
562     *darwin*)
563         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
564
565 # Add a system specific charset module.
566         default_shared_modules="$default_shared_modules"
567
568         ;;
569     *qnx*)
570         ;;
571
572 esac
573
574 SAVE_CPPFLAGS="${CPPFLAGS}"
575 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
576
577 AC_LIBREPLACE_BROKEN_CHECKS
578 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
579 AC_LIBREPLACE_NETWORK_CHECKS
580
581 CPPFLAGS="${SAVE_CPPFLAGS}"
582
583 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
584
585 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
586 AC_SUBST(LIBREPLACE_OBJS)
587
588 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS} ${LIBREPLACE_FILESYS_LIBS}"
589 AC_SUBST(LIBREPLACE_LIBS)
590
591
592 # add -ldl to the global LIBS
593 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
594 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
595
596
597 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
598 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
599 AC_CHECK_HEADERS(limits.h float.h libintl.h)
600 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
601 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
602 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
603 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
604 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
605 AC_CHECK_HEADERS(sys/sysmacros.h)
606 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
607 AC_CHECK_HEADERS(langinfo.h locale.h)
608 AC_CHECK_HEADERS(xfs/libxfs.h)
609 AC_CHECK_HEADERS(netgroup.h)
610 AC_CHECK_HEADERS(linux/falloc.h)
611 AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
612
613 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
614 #if HAVE_RPC_RPC_H
615 #include <rpc/rpc.h>
616 #endif
617 ]])
618 CRYPTO_MD5_OBJ=
619 if test "x$ac_cv_header_CommonCrypto_CommonDigest_h" != "xyes"
620 then
621         CRYPTO_MD5_OBJ="../lib/crypto/md5.o"
622 fi
623 AC_SUBST(CRYPTO_MD5_OBJ)
624
625 ## These fail to compile on IRIX so just check for their presence
626 AC_CHECK_HEADERS(sys/mode.h,,,)
627
628 # Look for Darwin headers
629 old_CPPFLAGS="$CPPFLAGS"
630 CPPFLAGS="-Iinclude $CPPFLAGS"
631 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
632 CPPFLAGS="$old_CPPFLAGS"
633
634 # To link lib/util/charset/charset_macosxfs.c, we need to tell the linker
635 # about CoreFoundation, at least on os X 10.4..10.7 resp. darwin8..12
636 case "$host_os" in
637     *darwin*)
638                 LDFLAGS="$LDFLAGS -framework CoreFoundation"
639         ;;
640 esac
641
642 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
643 # subdirectory of headers.
644 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
645
646 if test x"$enable_developer" = x"yes" ; then
647    if test x"$ac_cv_header_valgrind_h" = xyes -o \
648            x"$ac_cv_header_valgrind_valgrind_h" = xyes ; then
649       AC_DEFINE(VALGRIND,1,[Whether we have valgrind headers])
650    fi
651 fi
652
653 #
654 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
655 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
656 #
657 case "$host_os" in
658     *hpux*)
659                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
660                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
661                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
662                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
663                 fi
664         ;;
665 esac
666 AC_CHECK_HEADERS(shadow.h)
667 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
668 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
669
670 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
671
672 # For experimental utmp support (lastlog on some BSD-like systems)
673 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
674
675 AC_CHECK_SIZEOF(int,cross)
676 AC_CHECK_SIZEOF(long,cross)
677 AC_CHECK_SIZEOF(long long,cross)
678 AC_CHECK_SIZEOF(short,cross)
679
680 AC_C_CONST
681 AC_C_INLINE
682 AC_C_BIGENDIAN
683 AC_C_CHAR_UNSIGNED
684
685 AC_TYPE_SIGNAL
686 AC_TYPE_UID_T
687 AC_TYPE_MODE_T
688 AC_TYPE_OFF_T
689 AC_TYPE_SIZE_T
690 AC_TYPE_PID_T
691 AC_STRUCT_ST_RDEV
692 AC_DIRENT_D_OFF
693 AC_CHECK_TYPE(ssize_t, int)
694 AC_CHECK_TYPE(wchar_t, unsigned short)
695
696 ############################################
697 # for cups support we need libcups, and a handful of header files
698
699 AC_ARG_ENABLE(cups,
700 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
701
702 if test x$enable_cups != xno; then
703         AC_PATH_PROG(CUPS_CONFIG, cups-config)
704
705         if test "x$CUPS_CONFIG" != x; then
706
707                 ac_save_LDFLAGS=$LDFLAGS
708                 ac_save_PRINT_LIBS=$PRINT_LIBS
709                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
710
711                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
712                         x"$ac_cv_header_cups_language_h" = xyes; then
713                         # try linking with -lcups alone first. That should work unless libcups is
714                         # underlinked. With cups-config --libs we pull in unwanted and unneeded
715                         # dendencies including thread libraries - use cups-config only if really
716                         # required. 
717                         AC_CHECK_LIB_EXT(cups, ac_save_PRINT_LIBS , httpConnect,
718                                 [PRINT_LIBS="$ac_save_PRINT_LIBS -lcups"],
719                                 [AC_MSG_WARN([your cups library doesn't link with -lcups alone, it might be underlinked.]) ;
720                                  PRINT_LIBS="$ac_save_PRINT_LIBS `$CUPS_CONFIG --libs`"])
721
722                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
723                         samba_cv_HAVE_CUPS=yes
724                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
725                 else
726                         AC_MSG_WARN([cups-config around but cups-devel not installed])
727                         CFLAGS=$ac_save_CFLAGS
728                         LDFLAGS=$ac_save_LDFLAGS
729                         PRINT_LIBS=$ac_save_PRINT_LIBS
730                 fi
731
732         elif test x"$enable_cups" = x"yes"; then
733                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
734         fi
735 fi
736
737 AC_ARG_ENABLE(iprint,
738 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
739
740 if test x$enable_iprint != xno; then
741         if test x"$samba_cv_HAVE_CUPS" = xyes; then
742                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
743         elif test x"$enable_iprint" = x"yes"; then
744                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
745         fi
746 fi
747
748 ############################################
749 # check if the compiler will optimize out function calls
750 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
751     AC_TRY_LINK([
752 #include <stdio.h>],
753 [
754                 if (0) {
755                    this_function_does_not_exist();
756                 } else {
757                   return 1;
758                 }
759
760 ],
761         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
762 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
763    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
764 fi
765
766 #############################################
767 # check for fd passing struct via msg_control
768 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
769     AC_TRY_COMPILE([
770 #include <sys/types.h>
771 #include <stdlib.h>
772 #include <stddef.h>
773 #include <sys/socket.h>
774 #include <sys/un.h>],
775 [
776         struct msghdr msg;
777         union {
778               struct cmsghdr cm;
779               char control[CMSG_SPACE(sizeof(int))];
780         } control_un;
781         msg.msg_control = control_un.control;
782         msg.msg_controllen = sizeof(control_un.control);
783 ],
784         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
785 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
786    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
787              [If we can use msg_control for passing file descriptors])
788 fi
789
790 #############################################
791 # check for fd passing struct via msg_acctrights
792 AC_CACHE_CHECK([for fd passing via msg_acctrights],
793                 samba_cv_msghdr_msg_acctrights, [
794     AC_TRY_COMPILE([
795 #include <sys/types.h>
796 #include <stdlib.h>
797 #include <stddef.h>
798 #include <sys/socket.h>
799 #include <sys/un.h>],
800 [
801         struct msghdr msg;
802         int fd;
803         msg.msg_acctrights = (caddr_t) &fd;
804         msg.msg_acctrightslen = sizeof(fd);
805 ],
806         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
807 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
808    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
809              [If we can use msg_acctrights for passing file descriptors])
810 fi
811
812 AC_CHECK_FUNCS(dirfd)
813 if test x"$ac_cv_func_dirfd" = x"yes"; then
814         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
815 fi
816
817 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
818     AC_TRY_COMPILE([
819 #include <sys/types.h>
820 #if STDC_HEADERS
821 #include <stdlib.h>
822 #include <stddef.h>
823 #endif
824 #include <signal.h>],[struct sigevent s;],
825         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
826 if test x"$samba_cv_struct_sigevent" = x"yes"; then
827    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
828    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
829         [#include <signal.h>])
830 fi
831
832 # and glibc has setresuid under linux but the function does
833 # nothing until kernel 2.1.44! very dumb.
834 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
835     AC_TRY_RUN([#include <errno.h>
836 main() { setresuid(1,1,1); setresuid(2,2,2); return(errno==EPERM?0:1);}],
837         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
838 if test x"$samba_cv_have_setresuid" = x"yes"; then
839     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
840 fi
841
842 # Do the same check for setresguid...
843 #
844 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
845     AC_TRY_RUN([#include <unistd.h>
846 #include <errno.h>
847 main() { errno = 0; setresgid(1,1,1); return(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
848         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
849 if test x"$samba_cv_have_setresgid" = x"yes"; then
850     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
851 fi
852
853 AC_FUNC_MEMCMP
854
855 ###############################################
856 # Readline included by default unless explicitly asked not to
857 test "${with_readline+set}" != "set" && with_readline=yes
858
859 # test for where we get readline() from
860 AC_MSG_CHECKING(whether to use readline)
861 AC_ARG_WITH(readline,
862 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
863 [  case "$with_readline" in
864   yes)
865     AC_MSG_RESULT(yes)
866
867     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
868     AC_CHECK_HEADERS(readline/history.h)
869
870     AC_CHECK_HEADERS(readline.h readline/readline.h,[
871       for termlib in ncurses curses termcap terminfo termlib tinfo; do
872        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
873       done
874       AC_CHECK_LIB(readline, rl_callback_handler_install,
875        [TERMLIBS="-lreadline $TERMLIBS"
876        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
877        break], [TERMLIBS=], $TERMLIBS)])
878     ;;
879   no)
880     AC_MSG_RESULT(no)
881     ;;
882   *)
883     AC_MSG_RESULT(yes)
884
885     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
886     # alternate readline path
887     _ldflags=${LDFLAGS}
888     _cppflags=${CPPFLAGS}
889
890     # Add additional search path
891     LDFLAGS="-L$with_readline/lib $LDFLAGS"
892     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
893
894     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
895     AC_CHECK_HEADERS(readline/history.h)
896
897     AC_CHECK_HEADERS(readline.h readline/readline.h,[
898       for termlib in ncurses curses termcap terminfo termlib; do
899        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
900       done
901       AC_CHECK_LIB(readline, rl_callback_handler_install,
902        [TERMLDFLAGS="-L$with_readline/lib"
903        TERMCPPFLAGS="-I$with_readline/include"
904        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
905        TERMLIBS="-lreadline $TERMLIBS"
906        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
907        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
908
909     LDFLAGS=$_ldflags
910     ;;
911   esac],
912   AC_MSG_RESULT(no)
913 )
914 AC_SUBST(TERMLIBS)
915 AC_SUBST(TERMLDFLAGS)
916
917 # The readline API changed slightly from readline3 to readline4, so
918 # code will generate warnings on one of them unless we have a few
919 # special cases.
920 AC_CHECK_LIB(readline, rl_completion_matches,
921              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
922                         [Do we have rl_completion_matches?])],
923              [],
924              [$TERMLIBS])
925
926 # not all readline libs have rl_event_hook or history_list
927 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
928 AC_CHECK_LIB(readline, history_list,
929              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
930              [],
931              [$TERMLIBS])
932
933 ###############################################
934 # test for where we get yp_get_default_domain() from
935 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
936 AC_CHECK_FUNCS(yp_get_default_domain)
937
938 # Check if we have execl, if not we need to compile smbrun.
939 AC_CHECK_FUNCS(execl)
940 if test x"$ac_cv_func_execl" = x"no"; then
941     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun"
942 fi
943
944 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
945 AC_CHECK_FUNCS(strtol)
946 AC_CHECK_FUNCS(strchr chflags)
947 AC_CHECK_FUNCS(getrlimit fsync setpgid)
948 AC_CHECK_FUNCS(fdatasync,,[AC_CHECK_LIB_EXT(rt, LIBS, fdatasync)])
949 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
950 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
951 AC_CHECK_FUNCS(initgroups select rdchk getgrnam getgrent pathconf)
952 AC_CHECK_FUNCS(getgrset)
953 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups syscall sysconf)
954 AC_CHECK_FUNCS(atexit grantpt posix_fallocate)
955 AC_CHECK_FUNCS(fallocate)
956 AC_CHECK_FUNCS(fseeko setluid getpwanam)
957 AC_CHECK_FUNCS(fdopendir)
958 AC_CHECK_FUNCS(getpwent_r)
959 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
960 AC_CHECK_FUNCS(syslog vsyslog timegm)
961 AC_CHECK_FUNCS(setlocale)
962 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
963 AC_CHECK_FUNCS(lutimes futimes utimensat futimens)
964 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
965 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
966 AC_CHECK_HEADERS(sys/mman.h)
967 # setbuffer, shmget, shm_open are needed for smbtorture
968 AC_CHECK_FUNCS(shmget shm_open)
969 AC_CHECK_FUNCS(gettext dgettext)
970 AC_CHECK_FUNCS(bindtextdomain textdomain bind_textdomain_codeset)
971 AC_CHECK_FUNCS(strupr)
972
973 # Find a method of generating a stack trace
974 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
975 # libexecinfo provides backtrace_symbols on FreeBSD
976 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
977 AC_CHECK_FUNCS(backtrace_symbols)
978 AC_CHECK_LIB(exc, trace_back_stack)
979
980 # check for sysctlbyname and sysctl for BSD systems
981 AC_CHECK_FUNCS(sysctlbyname)
982 AC_CHECK_FUNCS(sysctl)
983
984 #################################################
985 # Check to see if core dump directory is defined in linux
986 # with /proc/sys/kernel/core_pattern
987
988 AC_CHECK_FILE([/proc/sys/kernel/core_pattern],
989         AC_DEFINE(HAVE_SYS_KERNEL_PROC_CORE_PATTERN, 1,
990         [Whether Linux kernel uses core_pattern for core files]),
991          [])
992
993 #############################
994 # check if building with gpfs
995 AC_CHECK_HEADERS(gpfs_gpl.h)
996 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
997     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
998     default_shared_modules="$default_shared_modules vfs_gpfs"
999 fi
1000
1001 # Note that all the libunwind symbols in the API are defined to internal
1002 # platform-specific version, so we must include libunwind.h before checking
1003 # any of them.
1004 AC_MSG_CHECKING([for libunwind])
1005 save_LIBS=$LIBS
1006
1007 UNWIND_ARCH="unknown"
1008 if test x"$UNAME_I" != x"unknown"; then
1009         UNWIND_ARCH="$UNAME_I"
1010 elif test x"$UNAME_M" != x"unknown"; then
1011         UNWIND_ARCH="$UNAME_M"
1012 elif test x"$UNAME_P" != x"unknown"; then
1013         UNWIND_ARCH="$UNAME_P"
1014 fi
1015
1016 case "$UNWIND_ARCH" in
1017         unknown)
1018                 # This probably won't link without
1019                 # the platform-specific libunwind.
1020                 LIBS="$LIBS -lunwind"
1021                 ;;
1022         i386|i586|i686)
1023                 # Add the platform-specific libunwind module.
1024                 LIBS="$LIBS -lunwind -lunwind-x86"
1025                 ;;
1026         *)
1027                 # Add the platform-specific libunwind module.
1028                 # based on uname -i, uname -m or uname -p
1029                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1030                 ;;
1031 esac
1032
1033 AC_TRY_LINK(
1034     [
1035 #ifdef HAVE_LIBUNWIND_H
1036 #include <libunwind.h>
1037 #endif
1038     ],
1039     [
1040         unw_context_t ctx; unw_cursor_t cur;
1041         char buf[256]; unw_word_t off;
1042         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1043         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1044     ],
1045     [
1046         AC_MSG_RESULT(yes)
1047         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1048
1049         # If we have libunwind, test whether we also have libunwind-ptrace
1050         # which would let us unwind arbitrary processes.
1051         save_LIBS=$LIBS
1052         AC_CHECK_HEADERS(libunwind-ptrace.h)
1053         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1054             [
1055                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1056                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1057                     [Whether libunwind-ptrace.a is available.])
1058             ],
1059             [ LIBUNWIND_PTRACE="" ])
1060
1061         LIBS=$save_LIBS
1062     ],
1063     [
1064         AC_MSG_RESULT(no)
1065         LIBS=$save_LIBS
1066     ])
1067
1068 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1069 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1070     AC_CHECK_HEADERS(sys/ptrace.h)
1071     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1072     AC_TRY_LINK(
1073             [
1074 #if HAVE_SYS_TYPES_H
1075 #include <sys/types.h>
1076 #endif
1077 #if HAVE_SYS_PTRACE_H
1078 #include <sys/ptrace.h>
1079 #endif
1080             ],
1081             [
1082                 pid_t me = (pid_t)-1;
1083                 ptrace(PTRACE_ATTACH, me, 0, 0);
1084                 ptrace(PTRACE_DETACH, me, 0, 0);
1085                 return 0;
1086             ],
1087             [
1088                 AC_MSG_RESULT(yes)
1089                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1090                     [Whether the Linux ptrace(2) interface is available.])
1091             ],
1092             [
1093                 AC_MSG_RESULT(no)
1094                 LIBUNWIND_PTRACE=""
1095             ])
1096 fi
1097
1098 AC_SUBST(LIBUNWIND_PTRACE)
1099
1100 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1101 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1102 AC_CHECK_FUNCS(__getcwd _getcwd)
1103 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1104 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1105 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1106 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1107 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1108 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1109 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek)
1110 AC_CHECK_FUNCS(pread _pread __pread)
1111 AC_CHECK_FUNCS(pwrite _pwrite __pwrite)
1112 AC_CHECK_FUNCS(prctl)
1113
1114 AC_TRY_COMPILE([
1115 #ifdef HAVE_SYS_PRCTL_H
1116 #include <sys/prctl.h>
1117 #endif
1118 ],
1119 [int i; i = prtcl(0); ],
1120 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1121
1122 #
1123 #
1124 #
1125 case "$host_os" in
1126     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1127        # glibc <= 2.3.2 has a broken getgrouplist
1128        AC_CACHE_CHECK([for good getgrouplist],samba_cv_linux_getgrouplist_ok,[AC_TRY_RUN([
1129 #include <unistd.h>
1130 #include <sys/utsname.h>
1131 main() {
1132        /* glibc up to 2.3 has a broken getgrouplist */
1133 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1134        int libc_major = __GLIBC__;
1135        int libc_minor = __GLIBC_MINOR__;
1136
1137        if (libc_major < 2)
1138               return(1);
1139        if ((libc_major == 2) && (libc_minor <= 3))
1140               return(1);
1141 #endif
1142        return(0);
1143 }
1144 ], [samba_cv_linux_getgrouplist_ok=yes],
1145    [samba_cv_linux_getgrouplist_ok=no],
1146    [samba_cv_linux_getgrouplist_ok=cross])])
1147        if test x"$samba_cv_linux_getgrouplist_ok" = x"yes"; then
1148           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1149        fi
1150        ;;
1151     *)
1152        AC_CHECK_FUNCS(getgrouplist)
1153        ;;
1154 esac
1155
1156 #################################################
1157 # Check whether struct stat has timestamps with sub-second resolution.
1158 #
1159
1160 samba_cv_stat_hires=no
1161 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1162         [samba_cv_stat_hires=yes])
1163 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1164         [samba_cv_stat_hires=yes])
1165 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1166         [samba_cv_stat_hires=yes])
1167 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1168         [samba_cv_stat_hires=yes])
1169 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1170         [samba_cv_stat_hires=yes])
1171
1172 if test x"$samba_cv_stat_hires" = x"yes" ; then
1173     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1174             [whether struct stat has sub-second timestamps])
1175 fi
1176
1177 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1178 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1179 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1180
1181
1182 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1183     [
1184         AC_TRY_COMPILE(
1185             [#include <sys/stat.h>],
1186             [
1187                 int a = UF_DOS_ARCHIVE;
1188                 int h = UF_DOS_HIDDEN;
1189                 int r = UF_DOS_RO;
1190                 int s = UF_DOS_SYSTEM;
1191                 int i = UF_DOS_NOINDEX;
1192                 int f = UF_DOS_FLAGS;
1193             ],
1194             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1195     ])
1196
1197 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1198     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1199 fi
1200
1201 AC_CACHE_CHECK([whether we can compile with __attribute__((destructor))],
1202                samba_cv_function_attribute_destructor,
1203                [
1204                  AC_COMPILE_IFELSE([AC_LANG_SOURCE(
1205                         [
1206                                 __attribute__((destructor))
1207                                 static void cleanup(void) { }
1208                         ])],
1209                         samba_cv_function_attribute_destructor=yes)
1210                 ])
1211
1212 if test x"$samba_cv_function_attribute_destructor" = xyes ; then
1213    AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
1214              [whether we can compile with __attribute__((destructor))])
1215 fi
1216
1217 #####################################
1218 # needed for SRV lookups
1219 AC_CHECK_LIB(resolv, dn_expand)
1220 AC_CHECK_LIB(resolv, _dn_expand)
1221 AC_CHECK_LIB(resolv, __dn_expand)
1222 AC_CHECK_LIB(inet, dn_expand)
1223
1224 #
1225 # Check for the functions putprpwnam, set_auth_parameters,
1226 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1227 # Needed for OSF1 and HPUX.
1228 #
1229
1230 AC_LIBTESTFUNC(security, putprpwnam)
1231 AC_LIBTESTFUNC(sec, putprpwnam)
1232
1233 AC_LIBTESTFUNC(security, set_auth_parameters)
1234 AC_LIBTESTFUNC(sec, set_auth_parameters)
1235
1236 # UnixWare 7.x has its getspnam in -lgen
1237 AC_LIBTESTFUNC(gen, getspnam)
1238
1239 AC_LIBTESTFUNC(security, getspnam)
1240 AC_LIBTESTFUNC(sec, getspnam)
1241
1242 AC_LIBTESTFUNC(security, bigcrypt)
1243 AC_LIBTESTFUNC(sec, bigcrypt)
1244
1245 AC_LIBTESTFUNC(security, getprpwnam)
1246 AC_LIBTESTFUNC(sec, getprpwnam)
1247
1248 AC_CHECK_FUNCS(strsignal)
1249
1250 AC_DISABLE_STATIC
1251 AC_ENABLE_SHARED
1252
1253 # Set defaults
1254 PIE_CFLAGS=""
1255 PIE_LDFLAGS=""
1256 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1257
1258 if test "x$enable_pie" != xno
1259 then
1260         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1261         [
1262                 cat > conftest.c <<EOF
1263 int foo;
1264 int main () { return 0;}
1265 EOF
1266                 if AC_TRY_COMMAND_NO_STDERR([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c])
1267                 then
1268                         samba_cv_fpie=yes
1269                 else
1270                         samba_cv_fpie=no
1271                 fi
1272                 rm -f conftest*
1273         ])
1274         if test x"${samba_cv_fpie}" = x"yes"
1275         then
1276                 PIE_CFLAGS="-fPIE"
1277                 PIE_LDFLAGS="-pie"
1278         fi
1279 fi
1280
1281 # Set defaults
1282 RELRO_LDFLAGS=""
1283 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1284
1285 if test "x$enable_relro" != xno
1286 then
1287         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1288         [
1289                 cat > conftest.c <<EOF
1290 int foo;
1291 main () { return 0;}
1292 EOF
1293                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1294                 then
1295                         samba_cv_relro=yes
1296                 else
1297                         samba_cv_relro=no
1298                 fi
1299                 rm -f conftest*
1300         ])
1301         if test x"${samba_cv_relro}" = x"yes"
1302         then
1303                 RELRO_LDFLAGS="-Wl,-z,relro"
1304         fi
1305 fi
1306
1307 # Set defaults
1308 SYMSEXT="syms"
1309 AC_SUBST(SYMSEXT)
1310
1311 # Assume non-shared by default and override below
1312 BLDSHARED="false"
1313
1314 # these are the defaults, good for lots of systems
1315 HOST_OS="$host_os"
1316 LDSHFLAGS="-shared"
1317 MODULE_EXPORTS=""
1318 SONAMEFLAG="#"
1319 SHLD="\${CC} \${CFLAGS}"
1320 PICFLAG="${PIE_CFLAGS}"
1321 SHLIBEXT="so"
1322 DSO_EXPORTS=""
1323
1324 # this bit needs to be modified for each OS that supports share libs
1325 # You need to specify how to create a shared library and
1326   # how to compile C code to produce PIC object files
1327
1328   AC_MSG_CHECKING([ability to build shared libraries])
1329
1330   # and these are for particular systems
1331   case "$host_os" in
1332                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1333                         case "$host_os" in
1334                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1335                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1336                         esac
1337                         BLDSHARED="true"
1338                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1339                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1340                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1341                         fi
1342                         DYNEXP="-Wl,--export-dynamic"
1343                         PICFLAG="-fPIC"
1344                         SONAMEFLAG="-Wl,-soname="
1345                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1346                         ;;
1347                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1348                         BLDSHARED="true"
1349                         if test "${GCC}" = "yes"; then
1350                                 PICFLAG="-fPIC"
1351                                 SONAMEFLAG="-Wl,-soname="
1352                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1353                                         DYNEXP="-Wl,-E"
1354                                 fi
1355                                 LDSHFLAGS="-shared"
1356                         else
1357                                 PICFLAG="-KPIC"
1358                                 LDSHFLAGS="-G"
1359                         fi
1360                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1361                                 SONAMEFLAG="-Wl,-soname="
1362                         else
1363                                 SONAMEFLAG="-Wl,-h,"
1364                         fi
1365                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1366                         ;;
1367                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1368                         BLDSHARED="true"
1369                         LDSHFLAGS="-G"
1370                         SONAMEFLAG="-Wl,-h,"
1371                         PICFLAG="-KPIC"   # Is this correct for SunOS
1372                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1373                         ;;
1374                 *netbsd* | *freebsd* | *dragonfly* )
1375                         BLDSHARED="true"
1376                         LDSHFLAGS="-shared"
1377                         DYNEXP="-Wl,--export-dynamic"
1378                         SONAMEFLAG="-Wl,-soname,"
1379                         PICFLAG="-fPIC -DPIC"
1380                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1381                         ;;
1382                 *openbsd*)  BLDSHARED="true"
1383                         LDSHFLAGS="-shared"
1384                         DYNEXP="-Wl,-Bdynamic"
1385                         SONAMEFLAG="-Wl,-soname,"
1386                         PICFLAG="-fPIC"
1387                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1388                         ;;
1389                 *irix*) BLDSHARED="true"
1390                         LDSHFLAGS="-Wl,-set_version,sgi1.0 -shared"
1391                         SONAMEFLAG="-Wl,-soname,"
1392                         if test "${GCC}" = "yes"; then
1393                                 PICFLAG="-fPIC"
1394                         else
1395                                 PICFLAG="-KPIC"
1396                         fi
1397                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1398                         ;;
1399                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1400                         BLDSHARED="true"
1401                         # use expfull to export underscored symbols
1402                         # add rtl to remove /lib/crt0.o warning
1403                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1404                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1405                         PICFLAG="-O2"
1406                         # as AIX code is always position independent...
1407                         # .po will just create compile warnings, use po.o:
1408                         if test "${GCC}" != "yes"; then
1409                                 ## for funky AIX compiler using strncpy()
1410                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000 -qhalt=e"
1411                         fi
1412
1413                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1414                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1415                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1416                         ;;
1417                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1418                         # ia64: 64bit build using gcc with CFLAGS="-mpl64"
1419                         #       64bit build using HP's cc with CFLAGS="+DD64"
1420                         # hppa: 64bit build unsupported by gcc
1421                         #       64bit build using HP's cc with CFLAGS="+DA2.0w"
1422                         # HP-UX 11.00 ld needs PHSS_33034
1423                         BLDSHARED="true"
1424                         if test "${GCC}" = "yes"; then
1425                                 PICFLAG="-fPIC"
1426                                 LDSHFLAGS="-shared"
1427                         else
1428                                 PICFLAG="+z"
1429                                 LDSHFLAGS="-b"
1430                                 # "Uses depth-first symbol resolution"
1431                                 LDSHFLAGS="$LDSHFLAGS -Wl,-B,symbolic,-b"
1432                                 if test "$host_cpu" != "ia64"; then
1433                                         # "don't store literals in read-only memory" (?):
1434                                         PICFLAG="$PICFLAG +ESnolit"
1435                                 fi
1436                         fi
1437                         if test "$host_cpu" = "ia64"; then
1438                                 SHLIBEXT="so"
1439                                 # TODO: does the linker find the right 32/64 bit version of the libs? :
1440                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32:/usr/local/lib/hpux64:/usr/lib/hpux64"
1441                         else
1442                                 SHLIBEXT="sl"
1443                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1444                         fi
1445                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1446                                 SONAMEFLAG="-Wl,-soname="
1447                         else
1448                                 SONAMEFLAG="-Wl,+h,"
1449                         fi
1450                         # PIE/PIC flags at link time are required on HP-UX because
1451                         # linking requires a temporary source file, which is being
1452                         # compiled with the indicated flags - which need to contain
1453                         # PIC flags when we don't support PIE flags:
1454                         if test "$PIE_LDFLAGS" = "" ; then
1455                                 PIE_LDFLAGS=\${PICFLAG}
1456                         fi
1457                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1458                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1459                         ;;
1460                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1461                         BLDSHARED="true"
1462                         LDSHFLAGS="-shared"
1463                         SONAMEFLAG="-Wl,-soname,"
1464                         if test "${GCC}" = "yes"; then
1465                                 PICFLAG="-fPIC"
1466                         fi
1467                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1468                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1469                                 saved_ldflags="$LDFLAGS"
1470                                 AC_MSG_CHECKING([if $flags works])
1471                                 LDFLAGS="$flags $saved_ldflags"
1472                                 AC_TRY_LINK([],[],
1473                                         [AC_MSG_RESULT([yes])
1474                                         LDSHFLAGS_Z_NODEFS=$flags],
1475                                         AC_MSG_RESULT([no]))
1476                                 LDFLAGS="$saved_ldflags"
1477                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1478                         done
1479                         ;;
1480                 *sco*) AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1481                         ;;
1482                 *unixware*) BLDSHARED="true"
1483                         LDSHFLAGS="-shared"
1484                         SONAMEFLAG="-Wl,-soname,"
1485                         PICFLAG="-KPIC"
1486                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1487                         ;;
1488                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1489                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1490                         ;;
1491                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1492                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1493                         ;;
1494                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1495                         case "$host" in
1496                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1497                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1498                                         fi
1499                                         LDSHFLAGS="-G"
1500                                         DYNEXP="-Bexport"
1501                                 ;;
1502                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1503                         esac
1504                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1505                         ;;
1506
1507                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1508                         if [ test "$GCC" != yes ]; then
1509                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1510                         fi
1511                         LDSHFLAGS="-G"
1512                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1513                         ;;
1514                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1515                         BLDSHARED="false"
1516                         LDSHFLAGS=""
1517                         ;;
1518
1519                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1520                         BLDSHARED="true"
1521                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1522                         CFLAGS="$CFLAGS -fno-common"
1523                         SHLD="\${CC}"
1524                         SHLIBEXT="dylib"
1525                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1526                         SHLIBEXT="dylib"
1527                         # Since gcc doesn't fail on unrecognised options, the
1528                         # PIE test incorrectly succeeds. Darwin gcc does not
1529                         # actually support the PIE stuff.
1530                         PIE_LDFLAGS=
1531                         PIE_CFLAGS=
1532                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1533                         ;;
1534
1535                 *)
1536                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1537                         ;;
1538   esac
1539
1540 if test "$enable_shared" != "yes"; then
1541         BLDSHARED=false
1542 fi
1543
1544 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1545         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1546 fi
1547
1548 if test x"$BLDSHARED" = x"true" ; then
1549         LDFLAGS="$LDFLAGS -L./bin"
1550 fi
1551
1552 AC_MSG_RESULT($BLDSHARED)
1553
1554 if test x"$enable_developer" = x"yes" ; then
1555         default_as_needed=auto
1556 else
1557         default_as_needed=no
1558 fi
1559 AC_ARG_ENABLE(as-needed,
1560         AS_HELP_STRING([--enable-as-needed],
1561         [Turn on as-needed support if available (default=no)]),
1562         [enable_as_needed=$enableval],
1563         [enable_as_needed=$default_as_needed])
1564 if test "x$enable_as_needed" != xno; then
1565     saved_before_as_needed_ldflags="$LDFLAGS"
1566     for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1567         saved_ldflags="$LDFLAGS"
1568         AC_MSG_CHECKING([if $flags works])
1569         LDFLAGS="$flags $saved_ldflags"
1570         AC_TRY_LINK([],[],
1571                 [AC_MSG_RESULT([yes])
1572                 LD_AS_NEEDED_FLAG=$flags
1573                 ld_as_needed_flag_found=yes],
1574                 AC_MSG_RESULT([no]))
1575         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1576         test x"$ld_as_needed_flag_found" = xyes && break
1577     done
1578 fi
1579
1580 if test x$ld_as_needed_flag_found = xyes -a x$enable_as_needed = xauto ; then
1581 # check if ld has bug described in https://bugzilla.samba.org/show_bug.cgi?id=7209#c17
1582         AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG has explicit external libs bug])
1583 cat > conftest_shb.c <<END
1584 void b() {}
1585 END
1586 cat > conftest_sha.c <<END
1587 extern void b();
1588 void a() {
1589         b();
1590 }
1591 END
1592 cat > conftest.c <<END
1593 extern void a();
1594 int main() {
1595         a();
1596         return 0;
1597 }
1598 END
1599
1600         rm -fr conftest
1601         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_sha.o conftest_sha.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1602         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_shb.o conftest_shb.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1603         TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1604         AC_TRY_COMMAND([$TESTCMD -o libconftest_shb.$SHLIBEXT conftest_shb.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1605         AC_TRY_COMMAND([$TESTCMD -o libconftest_sha.$SHLIBEXT conftest_sha.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1606         AC_TRY_COMMAND([$CC -o conftest conftest.c $LDFLAGS -L. -lconftest_sha -lconftest_shb 1>&AS_MESSAGE_LOG_FD 2>&1])
1607         if AC_TRY_COMMAND([eval "$LIB_PATH_VAR=. ./conftest 1>&AS_MESSAGE_LOG_FD 2>&1"])
1608         then
1609                 AC_MSG_RESULT([no])
1610         else
1611                 ld_as_needed_flag_found=no
1612                 LDFLAGS="$saved_before_as_needed_ldflags"
1613                 AC_MSG_RESULT([yes])
1614         fi
1615         rm conftest* libconftest*
1616 fi
1617
1618 # check if we have to disable LD_AS_NEEDED_FLAG:
1619 # On some systems for a veriety of reasons linking with
1620 # -Wl,--as-needed -lreadline -lncurses fails
1621 # we have to retest, if these combination is detected before.
1622 # Bugzilla #7209
1623
1624 if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
1625         if test x$ld_as_needed_flag_found = xyes ; then
1626                 AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
1627                 # try if check no fails
1628                 save_LIBS=$LIBS
1629                 LIBS="$LIBS $TERMLIBS"
1630                 AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
1631                 LIBS="$save_LIBS"
1632         fi
1633 fi
1634
1635
1636
1637 # for historical reasons almost all linkers don't complain about unresolved
1638 # symbols in shared libs. Except for the internal samba modules we want to get
1639 # errors when we produce a shared lib with unresolved symbols. On some
1640 # platforms unresolved symbols might be intended, so we might have to add
1641 # platform specific exceptions here.
1642
1643 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1644         saved_ldflags="$LDFLAGS"
1645         AC_MSG_CHECKING([if $flags works])
1646         LDFLAGS="$flags $saved_ldflags"
1647         AC_TRY_LINK([],[],
1648         [AC_MSG_RESULT([yes])
1649         LDSHFLAGS_Z_DEFS=$flags
1650         ldshflags_z_defs_found=yes],
1651         AC_MSG_RESULT([no]))
1652         LDFLAGS=$saved_ldflags
1653         test x"$ldshflags_z_defs_found" = xyes && break
1654 done
1655
1656 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1657 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1658 AC_MSG_CHECKING([LDFLAGS])
1659 AC_MSG_RESULT([$LDFLAGS])
1660 AC_MSG_CHECKING([DYNEXP])
1661 AC_MSG_RESULT([$DYNEXP])
1662
1663 #######################################################
1664 # test whether building a shared library actually works
1665 if test $BLDSHARED = true; then
1666
1667 AC_MSG_CHECKING([SHLD])
1668 AC_MSG_RESULT([$SHLD])
1669 AC_MSG_CHECKING([LDSHFLAGS])
1670 AC_MSG_RESULT([$LDSHFLAGS])
1671
1672 AC_MSG_CHECKING([SHLIBEXT])
1673 AC_MSG_RESULT([$SHLIBEXT])
1674 AC_MSG_CHECKING([SONAMEFLAG])
1675 AC_MSG_RESULT([$SONAMEFLAG])
1676
1677 AC_MSG_CHECKING([PICFLAG])
1678 AC_MSG_RESULT([$PICFLAG])
1679
1680 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1681 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1682
1683 AC_CACHE_CHECK([whether building shared libraries actually works],
1684                [ac_cv_shlib_works],[
1685    # try building a trivial shared library
1686    ac_cv_shlib_works=no
1687    # The $SHLD and $LDSHFLAGS variables may contain references to other
1688    # variables so they need to be eval'ed.
1689    if AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.o ${srcdir-.}/../tests/shlib.c 1>&AS_MESSAGE_LOG_FD])
1690    then
1691      TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1692      TESTCMD="$TESTCMD -o \"shlib.$SHLIBEXT\" shlib.o"
1693      if AC_TRY_COMMAND([eval $TESTCMD 1>&AS_MESSAGE_LOG_FD 2>&1])
1694      then
1695        ac_cv_shlib_works=yes
1696      fi
1697    fi
1698    rm -f "shlib.$SHLIBEXT" shlib.o
1699
1700 ])
1701 if test $ac_cv_shlib_works = no; then
1702    BLDSHARED=false
1703 fi
1704 fi
1705
1706 if test x"$BLDSHARED" != x"true"; then
1707         LDSHFLAGS="shared-libraries-disabled"
1708         SONAMEFLAG="shared-libraries-disabled"
1709         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1710         SHLD="shared-libraries-disabled"
1711         PICFLAG="${PIE_CFLAGS}"
1712         SHLIBEXT="shared_libraries_disabled"
1713         smbtorture4_possible=no
1714 fi
1715
1716 AC_MSG_CHECKING([used PICFLAG])
1717 AC_MSG_RESULT([$PICFLAG])
1718
1719 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1720
1721
1722
1723 ###########################################################
1724 #
1725 # Configuration of subsystems / libraries
1726 #
1727 ###########################################################
1728
1729 INSTALLLIBCMD_SH=:
1730 INSTALLLIBCMD_A=:
1731 UNINSTALLLIBCMD_SH=:
1732 UNINSTALLLIBCMD_A=:
1733
1734 if test $BLDSHARED = true; then
1735         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1736         UNINSTALLLIBCMD_SH="rm -f"
1737 fi
1738 if test $enable_static = yes; then
1739         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1740         UNINSTALLLIBCMD_A="rm -f"
1741 fi
1742
1743 #################################################
1744 # --disable-shared-libs
1745 # can be used to disable the internal use of shared libs altogether
1746 # (this only has an effect when building shared libs is enabled)
1747 #
1748 USESHARED=false
1749 AC_SUBST(USESHARED)
1750
1751 AC_MSG_CHECKING(whether to use shared libraries internally)
1752 AC_ARG_ENABLE([shared-libs],
1753         AS_HELP_STRING([--enable-shared-libs],
1754                 [Use shared libraries internally (default=yes)]),
1755         [enable_shared_libs=$enableval],
1756         [enable_shared_libs=yes])
1757
1758 if test x"$enable_shared_libs" != x"no" ; then
1759         USESHARED=$BLDSHARED
1760 fi
1761
1762 AC_MSG_RESULT([$USESHARED])
1763
1764 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1765         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1766 fi
1767
1768 #################################################
1769 # --with-static-libs=LIBS:
1770 #   link (internal) libs dynamically or statically?
1771 #
1772 # If a subsystem is built as a library then this controls whether they are
1773 # linked into Samba targets statically or dynamically:
1774 #
1775 # * If we build the shared library at all, we link dynamically by default.
1776 #
1777 # * We only link statically if we don't build shared or if the library
1778 #   appears in the --with-static-libs configure option.
1779 #
1780 # Example:
1781 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1782 #   of linking the dynamic variant with -ltalloc.
1783 #
1784 # NOTE: This option only affects libraries that we do not only build
1785 # but that samba also links against as libraries (as opposed to linking
1786 # the plain object files. - This has to be configured in Makefile.in.
1787 # So in particular it does not harm to give invalid or unknown names here.
1788 #
1789
1790 AC_ARG_WITH([static-libs],
1791         [AS_HELP_STRING([--with-static-libs=LIBS],
1792                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1793         [AS_IF([test $withval],
1794                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1795                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1796                         eval LINK_$lib=STATIC
1797                 done], [])],
1798         [])
1799
1800 #
1801 # WORKAROUND:
1802 #   until we have organized other internal subsystems (as util, registry
1803 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1804 #   dynamically to samba programs.
1805 #
1806 LINK_LIBNETAPI=STATIC
1807
1808 LINK_LIBSMBCLIENT=STATIC
1809
1810 #
1811 #  The library versions are hardcoded here
1812 #  and filled into the LIBFOO_SOVER variable.
1813 #
1814 #  TODO: for talloc and tdb (at least), these should
1815 #  be extracted from their respective source directories
1816 #
1817 AC_ARG_ENABLE(external_libtalloc,
1818         [AS_HELP_STRING([--enable-external-libtalloc],
1819                 [Enable external talloc [default=auto]])],
1820         [ enable_external_libtalloc=$enableval ],
1821         [ enable_external_libtalloc=auto ])
1822
1823 if test "x$enable_external_libtalloc" != xno
1824 then
1825         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1826                 [ enable_external_libtalloc=yes ],
1827                 [ if test x$enable_external_libtalloc = xyes; then
1828                         AC_MSG_ERROR([Unable to find libtalloc])
1829                   else
1830                         enable_external_libtalloc=no
1831                   fi
1832                 ])
1833 fi
1834
1835 if test "x$enable_external_libtalloc" = xno
1836 then
1837         m4_include(../lib/talloc/libtalloc.m4)
1838         LINK_LIBTALLOC=STATIC
1839         LIBTALLOCVERSION=`grep ^VERSION ${tallocdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1840         SMB_LIBRARY(talloc, 2, ${LIBTALLOCVERSION})
1841         LIBTALLOC_OBJ0=""
1842         for obj in ${TALLOC_OBJ}; do
1843                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1844         done
1845         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1846         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1847         AC_SUBST(LIBTALLOC_OBJ0)
1848
1849         TALLOCTORT="bin/talloctort"
1850         AC_SUBST(TALLOCTORT)
1851 fi
1852
1853
1854 AC_ARG_ENABLE(external_libtdb,
1855         [AS_HELP_STRING([--enable-external-libtdb],
1856                 [Enable external tdb [default=auto]])],
1857                 [ enable_external_libtdb=$enableval ],
1858                 [ enable_external_libtdb=auto ])
1859
1860 if test "x$enable_external_libtdb" != xno
1861 then
1862         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.6,
1863                 [ enable_external_libtdb=yes ],
1864                 [
1865                 if test x$enable_external_libtdb = xyes; then
1866                         AC_MSG_ERROR([Unable to find libtdb])
1867                 else
1868                         enable_external_libtdb=no
1869                 fi
1870                 ])
1871 fi
1872
1873 AC_SUBST(LIBTDB_OBJ0)
1874 if test "x$enable_external_libtdb" = xno
1875 then
1876         m4_include(../lib/tdb/libtdb.m4)
1877         LINK_LIBTDB=STATIC
1878         LIBTDBVERSION=`grep ^VERSION ${tdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1879         SMB_LIBRARY(tdb, 1, ${LIBTDBVERSION})
1880         LIBTDB_OBJ0=""
1881         LIBTDB_LIBS="$LIBTDB_LIBS $TDB_DEPS"
1882         for obj in ${TDB_OBJ}; do
1883                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1884         done
1885         AC_SUBST(LIBTDB_OBJ0)
1886         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1887         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
1888
1889         TDBBACKUP="bin/tdbbackup"
1890         AC_SUBST(TDBBACKUP)
1891         TDBDUMP="bin/tdbdump"
1892         AC_SUBST(TDBDUMP)
1893         TDBRESTORE="bin/tdbrestore"
1894         AC_SUBST(TDBRESTORE)
1895         TDBTOOL="bin/tdbtool"
1896         AC_SUBST(TDBTOOL)
1897         TDBTORTURE="bin/tdbtorture"
1898         AC_SUBST(TDBTORTURE)
1899 fi
1900
1901 AC_ARG_ENABLE(external_libntdb,
1902         [AS_HELP_STRING([--enable-external-libntdb],
1903                 [Enable external ntdb [default=auto]])],
1904                 [ enable_external_libntdb=$enableval ],
1905                 [ enable_external_libntdb=auto ])
1906
1907 if test "x$enable_external_libntdb" != xno
1908 then
1909         PKG_CHECK_MODULES(LIBNTDB, ntdb >= 1.0,
1910                 [ enable_external_libntdb=yes ],
1911                 [
1912                 if test x$enable_external_libntdb = xyes; then
1913                         AC_MSG_ERROR([Unable to find libntdb])
1914                 else
1915                         enable_external_libntdb=no
1916                 fi
1917                 ])
1918 fi
1919
1920 AC_SUBST(LIBNTDB_OBJ0)
1921 if test "x$enable_external_libntdb" = xno
1922 then
1923         m4_include(../lib/ntdb/libntdb.m4)
1924         LINK_LIBNTDB=STATIC
1925         LIBNTDBVERSION=`grep ^VERSION ${ntdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1926         SMB_LIBRARY(ntdb, 1, ${LIBNTDBVERSION})
1927         LIBNTDB_OBJ0=""
1928         LIBNTDB_LIBS="$LIBNTDB_LIBS $NTDB_DEPS"
1929         for obj in ${NTDB_OBJ}; do
1930                 LIBNTDB_OBJ0="${LIBNTDB_OBJ0} ${ntdbdir}/${obj}"
1931         done
1932         AC_SUBST(LIBNTDB_OBJ0)
1933         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${NTDB_CFLAGS}"
1934         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${NTDB_CFLAGS}"
1935
1936         NTDBBACKUP="bin/ntdbbackup"
1937         AC_SUBST(NTDBBACKUP)
1938         NTDBDUMP="bin/ntdbdump"
1939         AC_SUBST(NTDBDUMP)
1940         NTDBRESTORE="bin/ntdbrestore"
1941         AC_SUBST(NTDBRESTORE)
1942         NTDBTOOL="bin/ntdbtool"
1943         AC_SUBST(NTDBTOOL)
1944         NTDBTORTURE="bin/ntdbtorture"
1945         AC_SUBST(NTDBTORTURE)
1946 fi
1947
1948 SMB_LIBRARY(netapi, 0)
1949 SMB_LIBRARY(smbclient, 0)
1950 SMB_LIBRARY(smbsharemodes, 0)
1951
1952
1953 ################
1954
1955 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1956 AC_TRY_RUN([#include <stdio.h>
1957 main() { long long x = 1000000; x *= x; return(((x/1000000) == 1000000)? 0: 1); }],
1958 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1959 if test x"$samba_cv_have_longlong" = x"yes"; then
1960     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1961     AC_CHECK_TYPE(intptr_t, unsigned long long)
1962 else
1963     AC_CHECK_TYPE(intptr_t, unsigned long)
1964 fi
1965
1966 #
1967 # Check if the compiler supports the LL prefix on long long integers.
1968 # AIX needs this.
1969
1970 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1971     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1972         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1973 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1974    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1975 fi
1976
1977
1978 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1979 AC_TRY_RUN([#include <time.h>
1980 main() { return((sizeof(time_t) == 8) ? 0 : 1); }],
1981 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1982 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1983     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1984 fi
1985
1986 AC_CACHE_CHECK([for TIME_T_MAX],samba_cv_TIME_T_MAX,[
1987 AC_TRY_RUN([#include <time.h>
1988 main() {
1989         struct tm *tm;
1990         if (sizeof(time_t) == 8) {
1991                 time_t max_time = 0x7fffffffffffffffll;
1992                 tm = gmtime(&max_time);
1993                 /* This should fail with 32-bit tm_year. */
1994                 if (tm == NULL) {
1995                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1996                         max_time = 67768036191676799ll;
1997                         tm = gmtime(&max_time);
1998                         if (tm) {
1999                                 return(0);
2000                         }
2001                 }
2002         }
2003         return(1);
2004 }],
2005 samba_cv_TIME_T_MAX=yes,samba_cv_TIME_T_MAX=no,samba_cv_TIME_T_MAX=cross)])
2006 if test x"$samba_cv_TIME_T_MAX" = x"yes"; then
2007     AC_DEFINE(TIME_T_MAX,67768036191676799ll,[The maximum value of the 'time_t' type])
2008 fi
2009
2010
2011 #
2012 # As a gating factor for large file support, in order to
2013 # use >4GB files we must have the following minimal support
2014 # available: a 64 bit off_t
2015 # If we don't have all of these then fail the build
2016 #
2017
2018 AC_MSG_CHECKING([if large file support can be enabled])
2019 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2020 AC_TRY_RUN([#include <stdio.h>
2021 #include <sys/stat.h>
2022 main() { return((sizeof(off_t) == 8) ? 0 : 1); }],
2023 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2024 if test x"$samba_cv_SIZEOF_OFF_T" = x"no"; then
2025     AC_MSG_ERROR(["large file support support not available: sizeof(off_t) != 8"])
2026 fi
2027
2028 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2029 AC_TRY_RUN([
2030 #if defined(HAVE_UNISTD_H)
2031 #include <unistd.h>
2032 #endif
2033 #include <stdio.h>
2034 #include <sys/stat.h>
2035 main() { return((sizeof(ino_t) == 8) ? 0 : 1); }],
2036 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2037 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2038     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2039 fi
2040
2041 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2042 AC_TRY_RUN([
2043 #if defined(HAVE_UNISTD_H)
2044 #include <unistd.h>
2045 #endif
2046 #include <stdio.h>
2047 #include <sys/stat.h>
2048 main() { return((sizeof(dev_t) == 8) ? 0 : 1); }],
2049 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2050 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2051     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2052 fi
2053
2054 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2055 AC_TRY_RUN([
2056 #if defined(HAVE_UNISTD_H)
2057 #include <unistd.h>
2058 #endif
2059 #include <sys/types.h>
2060 main() { dev_t dev; int i = major(dev); return 0; }],
2061 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2062 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2063     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2064 fi
2065
2066 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2067 AC_TRY_RUN([
2068 #if defined(HAVE_UNISTD_H)
2069 #include <unistd.h>
2070 #endif
2071 #include <sys/types.h>
2072 main() { dev_t dev; int i = minor(dev); return 0; }],
2073 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2074 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2075     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2076 fi
2077
2078 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2079 AC_TRY_RUN([
2080 #if defined(HAVE_UNISTD_H)
2081 #include <unistd.h>
2082 #endif
2083 #include <sys/types.h>
2084 main() { dev_t dev = makedev(1,2); return 0; }],
2085 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2086 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2087     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2088 fi
2089
2090 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2091 AC_TRY_COMPILE([#include <sys/types.h>
2092 #include <dirent.h>
2093 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2094 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2095 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2096     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2097 fi
2098
2099 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2100 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2101 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2102 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2103     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2104 fi
2105
2106 if test x"$libreplace_cv_HAVE_CLOCK_GETTIME_IN_LIBRT" = xyes ; then
2107         LIBS="$LIBS -lrt"
2108 fi
2109
2110 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2111 AC_TRY_RUN([#include <sys/types.h>
2112 #include <dirent.h>
2113 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2114 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2115 di->d_name[0] == 0) return(0); return(1);} ],
2116 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2117 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2118     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2119 fi
2120
2121 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2122 AC_TRY_COMPILE([#include <sys/types.h>
2123 #include <utime.h>],
2124 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; return(utime("foo.c",&tbuf));],
2125 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2126 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2127     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2128 fi
2129
2130 ##############
2131 # Check utmp details, but only if our OS offers utmp.h
2132 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2133 dnl  utmp and utmpx come in many flavours
2134 dnl  We need to check for many of them
2135 dnl  But we don't need to do each and every one, because our code uses
2136 dnl  mostly just the utmp (not utmpx) fields.
2137
2138 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2139
2140 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2141 AC_TRY_COMPILE([#include <sys/types.h>
2142 #include <utmp.h>],
2143 [struct utmp ut;  ut.ut_name[0] = 'a';],
2144 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2145 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2146     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2147 fi
2148
2149 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2150 AC_TRY_COMPILE([#include <sys/types.h>
2151 #include <utmp.h>],
2152 [struct utmp ut;  ut.ut_user[0] = 'a';],
2153 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2154 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2155     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2156 fi
2157
2158 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2159 AC_TRY_COMPILE([#include <sys/types.h>
2160 #include <utmp.h>],
2161 [struct utmp ut;  ut.ut_id[0] = 'a';],
2162 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2163 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2164     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2165 fi
2166
2167 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2168 AC_TRY_COMPILE([#include <sys/types.h>
2169 #include <utmp.h>],
2170 [struct utmp ut;  ut.ut_host[0] = 'a';],
2171 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2172 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2173     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2174 fi
2175
2176 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2177 AC_TRY_COMPILE([#include <sys/types.h>
2178 #include <utmp.h>],
2179 [struct utmp ut;  time_t t; ut.ut_time = t;],
2180 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2181 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2182     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2183 fi
2184
2185 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2186 AC_TRY_COMPILE([#include <sys/types.h>
2187 #include <utmp.h>],
2188 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2189 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2190 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2191     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2192 fi
2193
2194 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2195 AC_TRY_COMPILE([#include <sys/types.h>
2196 #include <utmp.h>],
2197 [struct utmp ut;  ut.ut_type = 0;],
2198 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2199 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2200     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2201 fi
2202
2203 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2204 AC_TRY_COMPILE([#include <sys/types.h>
2205 #include <utmp.h>],
2206 [struct utmp ut;  ut.ut_pid = 0;],
2207 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2208 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2209     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2210 fi
2211
2212 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2213 AC_TRY_COMPILE([#include <sys/types.h>
2214 #include <utmp.h>],
2215 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2216 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2217 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2218     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2219 fi
2220
2221 dnl Look for the IPv6 varient by preference. Many systems have both.
2222 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2223 AC_TRY_COMPILE([#include <sys/types.h>
2224 #include <utmp.h>],
2225 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2226 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2227 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2228     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2229 fi
2230
2231 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2232 AC_TRY_COMPILE([#include <sys/types.h>
2233 #include <utmp.h>],
2234 [struct utmp ut;  ut.ut_addr = 0;],
2235 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2236 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2237     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2238 fi
2239
2240 if test x$ac_cv_func_pututline = xyes ; then
2241   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2242   AC_TRY_COMPILE([#include <sys/types.h>
2243 #include <utmp.h>],
2244   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2245   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2246   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2247       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2248   fi
2249 fi
2250
2251 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2252 AC_TRY_COMPILE([#include <sys/types.h>
2253 #include <utmpx.h>],
2254 [struct utmpx ux;  ux.ut_syslen = 0;],
2255 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2256 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2257     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2258 fi
2259
2260 fi
2261 # end utmp details
2262
2263 AC_CACHE_CHECK([for linux fallocate],samba_cv_HAVE_LINUX_FALLOCATE,[
2264 AC_TRY_COMPILE([
2265 #if defined(HAVE_UNISTD_H)
2266 #include <unistd.h>
2267 #endif
2268 #include <sys/types.h>
2269 #define _GNU_SOURCE
2270 #include <fcntl.h>
2271 #if defined(HAVE_LINUX_FALLOC_H)
2272 #include <linux/falloc.h>
2273 #endif],
2274 [int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);],
2275 samba_cv_HAVE_LINUX_FALLOCATE=yes,samba_cv_HAVE_LINUX_FALLOCATE=no)])
2276 if test x"$samba_cv_HAVE_LINUX_FALLOCATE" = x"yes" && test x"$ac_cv_func_fallocate" = x"yes"; then
2277     AC_DEFINE(HAVE_LINUX_FALLOCATE,1,[Whether the Linux 'fallocate' function is available])
2278 fi
2279
2280 AC_CACHE_CHECK([for getcwd takes NULL],samba_cv_GETCWD_TAKES_NULL,[
2281 AC_TRY_RUN([
2282 #if defined(HAVE_UNISTD_H)
2283 #include <unistd.h>
2284 #endif
2285 main() { char *s = getcwd(NULL,0); if (s) return(0); return(1); }],
2286 samba_cv_GETCWD_TAKES_NULL=yes,samba_cv_GETCWD_TAKES_NULL=no,samba_cv_GETCWD_TAKES_NULL=cross)])
2287 if test x"$samba_cv_GETCWD_TAKES_NULL" = x"yes"; then
2288     AC_DEFINE(GETCWD_TAKES_NULL,1,[Whether the getcwd function takes NULL as an argument])
2289 fi
2290
2291 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2292 AC_ARG_WITH(libiconv,
2293 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2294 [
2295   if test "$withval" = "no" ; then
2296     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2297   else
2298      if test "$withval" != "yes" ; then
2299         ICONV_PATH_SPEC=yes
2300         ICONV_LOOK_DIRS="$withval"
2301      fi
2302   fi
2303 ])
2304
2305 for i in $ICONV_LOOK_DIRS ; do
2306
2307     save_LIBS="$LIBS"
2308     save_LDFLAGS="$LDFLAGS"
2309     save_CPPFLAGS="$CPPFLAGS"
2310
2311     iconv_current_LIBS=""
2312     iconv_current_LDFLAGS=""
2313     iconv_current_CPPFLAGS=""
2314
2315     ICONV_FOUND="no"
2316     unset libext
2317
2318     #  This is here to handle -withval stuff for --with-libiconv
2319     #  Perhaps we should always add a -L
2320     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2321
2322     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2323     # installation paths. This gets a little tricky since we might have iconv
2324     # in both libiconv and in libc. In this case the jm_ICONV test will always
2325     # succeed when the header is found. To counter this, make sure the
2326     # library directory is there and check the ABI directory first (which
2327     # should be harmless on other systems, but causes tons of linker warnings on
2328     # 64bit Ubuntu systems).
2329     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2330     # installed, I've decided to fix the linker warnings.
2331     # -- Kai
2332     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2333     for l in "lib" "lib32" "lib/hpux32"; do
2334         if test -d "$i/$l" ; then
2335                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2336                 LIBS=
2337                 export LDFLAGS LIBS CPPFLAGS
2338                 # Try to find iconv(3)
2339                 jm_ICONV($i/$l)
2340                 if test x"$ICONV_FOUND" = "xyes" ; then
2341                     libext="$l"
2342                     break
2343                 fi
2344         fi
2345     done
2346
2347     if test x"$ICONV_FOUND" = "xyes" ; then
2348         iconv_current_LDFLAGS="-L$i/$libext"
2349         iconv_current_CPPFLAGS="-I$i/include"
2350
2351         if test x"$jm_cv_lib_iconv" != x; then
2352             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2353         else
2354             # We found iconv in libc.
2355             iconv_current_LIBS=""
2356         fi
2357
2358     fi
2359
2360     if test x"$ICONV_FOUND" = "xyes" ; then
2361
2362         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2363         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2364         LIBS="$save_LIBS $iconv_current_LIBS"
2365         export LDFLAGS LIBS CPPFLAGS
2366
2367         default_dos_charset=no
2368         default_unix_charset=no
2369
2370         # check for default dos charset name
2371         for j in CP850 IBM850 ; do
2372             rjs_CHARSET($j)
2373             default_dos_charset="$ICONV_CHARSET"
2374             if test x"$default_dos_charset" = x"$j"; then
2375                 break
2376             fi
2377         done
2378
2379         # check for default unix charset name
2380         for j in UTF-8 UTF8 ; do
2381             rjs_CHARSET($j)
2382             default_unix_charset="$ICONV_CHARSET"
2383             if test x"$default_unix_charset" = x"$j"; then
2384                 break
2385             fi
2386         done
2387
2388         if test "$default_dos_charset" != "no" -a \
2389                 "$default_dos_charset" != "cross" -a \
2390                 "$default_unix_charset" != "no" -a \
2391                 "$default_unix_charset" != "cross"
2392         then
2393                 samba_cv_HAVE_NATIVE_ICONV=yes
2394         else
2395             if test "$default_dos_charset" = "cross" -o \
2396                      "$default_unix_charset" = "cross"
2397             then
2398                     samba_cv_HAVE_NATIVE_ICONV=cross
2399             else
2400                     samba_cv_HAVE_NATIVE_ICONV=no
2401             fi
2402         fi
2403
2404         # At this point, we have a libiconv candidate. We know that
2405         # we have the right headers and libraries, but we don't know
2406         # whether it does the conversions we want. We can't test this
2407         # because we are cross-compiling. This is not necessarily a big
2408         # deal, since we can't guarantee that the results we get now will
2409         # match the results we get at runtime anyway.
2410         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2411             default_dos_charset="CP850"
2412             default_unix_charset="UTF-8"
2413             samba_cv_HAVE_NATIVE_ICONV=yes
2414             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2415             AC_MSG_WARN([$default_dos_charset and $default_unix_charset to UCS-16LE])
2416         fi
2417
2418         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2419
2420             CPPFLAGS=$save_CPPFLAGS
2421             LDFLAGS=$save_LDFLAGS
2422             LIBS=$save_LIBS
2423
2424             if test x"$iconv_current_LIBS" != x; then
2425                 LIBS="$LIBS $iconv_current_LIBS"
2426             fi
2427
2428             # Add the flags we need to CPPFLAGS and LDFLAGS
2429             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2430             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2431
2432             # Turn the #defines into string literals
2433             default_dos_charset="\"$default_dos_charset\""
2434             default_unix_charset="\"$default_unix_charset\""
2435
2436             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2437             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2438             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2439
2440            break
2441         fi
2442
2443     # We didn't find a working iconv, so keep going
2444     fi
2445
2446     #  We only need to clean these up here for the next pass through the loop
2447     CPPFLAGS=$save_CPPFLAGS
2448     LDFLAGS=$save_LDFLAGS
2449     LIBS=$save_LIBS
2450     export LDFLAGS LIBS CPPFLAGS
2451 done
2452 unset libext
2453
2454
2455 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2456     AC_MSG_WARN([Sufficient support for iconv function was not found.
2457     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2458    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2459    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2460 fi
2461
2462
2463 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2464 AC_TRY_RUN([
2465 #include <sys/types.h>
2466 #include <fcntl.h>
2467 #ifndef F_GETLEASE
2468 #define F_GETLEASE      1025
2469 #endif
2470 main() {
2471        int fd = open("/dev/null", O_RDONLY);
2472        return fcntl(fd, F_GETLEASE, 0) == -1;
2473 }
2474 ],
2475 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2476 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2477     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2478 fi
2479
2480 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2481 AC_TRY_RUN([
2482 #include <sys/types.h>
2483 #include <fcntl.h>
2484 #include <signal.h>
2485 #ifndef F_NOTIFY
2486 #define F_NOTIFY 1026
2487 #endif
2488 main() {
2489         return(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2490 }
2491 ],
2492 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2493 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2494     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2495 fi
2496
2497 AC_CHECK_HEADER(sys/inotify.h)
2498
2499 if test x"ac_cv_header_sys_inotify_h" = x"yes"; then
2500     AC_DEFINE(HAVE_INOTIFY,1,[For inotify support])
2501 fi
2502
2503 #################################################
2504 # Check if FAM notifications are available. For FAM info, see
2505 #       http://oss.sgi.com/projects/fam/
2506 #       http://savannah.nongnu.org/projects/fam/
2507 AC_ARG_ENABLE(fam,
2508 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2509
2510 if test x$enable_fam != xno; then
2511     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2512     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2513         # On IRIX, libfam requires libC, but other FAM implementations
2514         # might not need it.
2515         AC_CHECK_LIB(fam, FAMOpen2,
2516             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2517             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2518             [samba_cv_HAVE_LIBFAM=no])
2519
2520         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2521             samba_fam_xtra=-lC
2522             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2523                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2524                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2525                 [samba_cv_HAVE_LIBFAM=no])
2526             unset samba_fam_xtra
2527         fi
2528     fi
2529     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2530         default_shared_modules="$default_shared_modules vfs_notify_fam"
2531         AC_TRY_COMPILE([#include <fam.h>],
2532                     [enum FAMCodes code = FAMChanged;],
2533                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2534                         [Whether fam.h contains a typedef for enum FAMCodes]),
2535                     [])
2536     fi
2537
2538     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2539         AC_CHECK_LIB(fam, FAMNoExists,
2540             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2541     fi
2542
2543     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2544         AC_MSG_ERROR(FAM support requested but FAM library not available )
2545     fi
2546 fi
2547
2548 AC_SUBST(SMB_FAM_LIBS)
2549
2550 #################################################
2551 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2552
2553
2554 with_dmapi_support=auto
2555 AC_MSG_CHECKING(whether to use DMAPI support)
2556 AC_ARG_WITH(dmapi,
2557 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2558 [ case "$withval" in
2559   yes|no)
2560     with_dmapi_support=$withval
2561     ;;
2562   esac ]
2563 )
2564 AC_MSG_RESULT([$with_dmapi_support])
2565
2566 if test x"$with_dmapi_support" != xno ; then
2567         SMB_CHECK_DMAPI([], [
2568                 AC_MSG_NOTICE(DMAPI support not present)
2569                 if test x"$with_dmapi_support" = xyes ; then
2570                         AC_MSG_ERROR(no DMAPI support found but requested!)
2571                 fi
2572                 ]
2573         )
2574 fi
2575
2576 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2577 # Theoretically it should work with AIX JFS2 too but this needs testing
2578 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2579     default_shared_modules="$default_shared_modules vfs_tsmsm"
2580 fi
2581
2582 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2583 AC_TRY_RUN([
2584 #include <sys/types.h>
2585 #include <fcntl.h>
2586 #include <signal.h>
2587 #include <sys/file.h>
2588 #ifndef LOCK_MAND
2589 #define LOCK_MAND       32
2590 #define LOCK_READ       64
2591 #endif
2592 main() {
2593         return(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2594 }
2595 ],
2596 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2597 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2598     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2599 fi
2600
2601
2602 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2603 AC_TRY_COMPILE([#include <sys/types.h>
2604 #include <fcntl.h>],
2605 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2606 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2607 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2608     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2609 fi
2610
2611 #################################################
2612 # Check for POSIX capability support
2613
2614 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2615     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2616     [], [])
2617
2618 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2619
2620     ac_save_LIBS=$LIBS
2621     AC_LIBTESTFUNC(cap, cap_get_proc)
2622
2623     AC_CACHE_CHECK([for POSIX capabilities],
2624             samba_cv_HAVE_POSIX_CAPABILITIES,
2625             [
2626                 AC_TRY_RUN([
2627 #include <sys/types.h>
2628 #include <sys/capability.h>
2629 main() {
2630  cap_t cap;
2631  cap_value_t vals[1];
2632  if (!(cap = cap_get_proc()))
2633    return(1);
2634  vals[0] = CAP_CHOWN;
2635  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2636  cap_set_proc(cap);
2637  return(0);
2638 }],
2639                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2640                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2641                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2642             ])
2643
2644 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2645     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2646             [Whether POSIX capabilities are available])
2647 else
2648     LIBS=$ac_save_LIBS
2649 fi
2650
2651 fi
2652
2653 #
2654 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2655 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2656 #
2657
2658 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2659 AC_TRY_COMPILE([#include <sys/types.h>
2660 #if defined(HAVE_RPC_RPC_H)
2661 #include <rpc/rpc.h>
2662 #endif],
2663 [int16 testvar;],
2664 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2665 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2666     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2667 fi
2668
2669 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2670 AC_TRY_COMPILE([#include <sys/types.h>
2671 #if defined(HAVE_RPC_RPC_H)
2672 #include <rpc/rpc.h>
2673 #endif],
2674 [uint16 testvar;],
2675 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2676 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2677     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2678 fi
2679
2680 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2681 AC_TRY_COMPILE([#include <sys/types.h>
2682 #if defined(HAVE_RPC_RPC_H)
2683 #include <rpc/rpc.h>
2684 #endif],
2685 [int32 testvar;],
2686 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2687 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2688     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2689 fi
2690
2691 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2692 AC_TRY_COMPILE([#include <sys/types.h>
2693 #if defined(HAVE_RPC_RPC_H)
2694 #include <rpc/rpc.h>
2695 #endif],
2696 [uint32 testvar;],
2697 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2698 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2699     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2700 fi
2701
2702 dnl
2703 dnl Some systems (SCO) have a problem including
2704 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2705 dnl as a #define in <prot.h> and as part of an enum
2706 dnl in <rpc/rpc.h>.
2707 dnl
2708
2709 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2710 AC_TRY_COMPILE([#include <sys/types.h>
2711 #ifdef HAVE_SYS_SECURITY_H
2712 #include <sys/security.h>
2713 #include <prot.h>
2714 #endif  /* HAVE_SYS_SECURITY_H */
2715 #if defined(HAVE_RPC_RPC_H)
2716 #include <rpc/rpc.h>
2717 #endif],
2718 [int testvar;],
2719 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2720 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2721     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2722 fi
2723
2724 AC_MSG_CHECKING([for test routines])
2725 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2726            AC_MSG_RESULT(yes),
2727            AC_MSG_ERROR([cant find test code. Aborting config]),
2728            AC_MSG_WARN([cannot run when cross-compiling]))
2729
2730 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2731 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2732            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2733 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2734     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2735 fi
2736
2737 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2738 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2739            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2740 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2741     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2742 fi
2743
2744 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2745 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2746 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2747 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2748 AC_CHECK_FUNCS(getpagesize)
2749
2750 ################################################
2751 # look for a method of setting the effective uid
2752 seteuid=no;
2753
2754 ################################################
2755 # Start by checking for 32-bit system call definitions on Linux.
2756
2757 case "$host_os" in
2758 *linux*)
2759 AC_CACHE_CHECK([for Linux 32-bit system calls],samba_cv_USE_LINUX_32BIT_SYSCALLS,[
2760 AC_TRY_COMPILE([
2761 #if defined(HAVE_UNISTD_H)
2762 #include <unistd.h>
2763 #endif
2764 #include <stdlib.h>
2765 #include <stdio.h>
2766 #include <sys/types.h>
2767 #include <errno.h>
2768
2769 #ifdef HAVE_SYS_PRIV_H
2770 #include <sys/priv.h>
2771 #endif
2772 #ifdef HAVE_SYS_ID_H
2773 #include <sys/id.h>
2774 #endif
2775
2776 #if defined(HAVE_SYSCALL_H)
2777 #include <syscall.h>
2778 #endif
2779
2780 #if defined(HAVE_SYS_SYSCALL_H)
2781 #include <sys/syscall.h>
2782 #endif
2783 ],
2784 [
2785 syscall(SYS_setresuid32, -1, -1, -1);
2786 syscall(SYS_setresgid32, -1, -1, -1);
2787 syscall(SYS_setreuid32, -1, -1);
2788 syscall(SYS_setregid32, -1, -1);
2789 syscall(SYS_setuid32, -1);
2790 syscall(SYS_setgid32, -1);
2791 syscall(SYS_setgroups32, 0, NULL);
2792 ], samba_cv_USE_LINUX_32BIT_SYSCALLS=yes,samba_cv_USE_LINUX_32BIT_SYSCALLS=no,samba_cv_USE_LINUX_32BIT_SYSCALLS=cross)])
2793
2794 if test x"$samba_cv_USE_LINUX_32BIT_SYSCALLS" = x"yes"; then
2795     AC_DEFINE(USE_LINUX_32BIT_SYSCALLS,1,[Use Linux 32-bit system calls])
2796     AC_CACHE_CHECK([for Linux thread-specific credentials with 32-bit system calls],samba_cv_USE_LINUX_THREAD_CREDENTIALS,[
2797     AC_TRY_RUN([
2798 #define AUTOCONF_TEST 1
2799 #define USE_LINUX_THREAD_CREDENTIALS 1
2800 #define USE_LINUX_32BIT_SYSCALLS 1
2801 #include "${srcdir-.}/../lib/util/setid.c"
2802 #include "${srcdir-.}/lib/util_sec.c"],
2803            samba_cv_USE_LINUX_THREAD_CREDENTIALS=yes,samba_cv_USE_LINUX_THREAD_CREDENTIALS=no,samba_cv_USE_LINUX_THREAD_CREDENTIALS=cross)])
2804 if test x"$samba_cv_USE_LINUX_THREAD_CREDENTIALS" = x"yes"; then
2805     seteuid=yes;
2806     AC_DEFINE(USE_LINUX_THREAD_CREDENTIALS,1,[Whether we can use Linux thread-specific credentials with 32-bit system calls])
2807 fi
2808 fi
2809
2810 if test $seteuid = no; then
2811 AC_CACHE_CHECK([for Linux thread-specific credentials],samba_cv_USE_LINUX_THREAD_CREDENTIALS,[
2812 AC_TRY_RUN([
2813 #define AUTOCONF_TEST 1
2814 #define USE_LINUX_THREAD_CREDENTIALS 1
2815 #include "${srcdir-.}/../lib/util/setid.c"
2816 #include "${srcdir-.}/lib/util_sec.c"],
2817            samba_cv_USE_LINUX_THREAD_CREDENTIALS=yes,samba_cv_USE_LINUX_THREAD_CREDENTIALS=no,samba_cv_USE_LINUX_THREAD_CREDENTIALS=cross)])
2818 if test x"$samba_cv_USE_LINUX_THREAD_CREDENTIALS" = x"yes"; then
2819     seteuid=yes;AC_DEFINE(USE_LINUX_THREAD_CREDENTIALS,1,[Whether we can use Linux thread-specific credentials])
2820 fi
2821 fi
2822
2823 ;;
2824 esac
2825
2826 if test $seteuid = no; then
2827 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2828 AC_TRY_RUN([
2829 #define AUTOCONF_TEST 1
2830 #define USE_SETREUID 1
2831 #include "confdefs.h"
2832 #include "${srcdir-.}/../lib/util/setid.c"
2833 #include "${srcdir-.}/lib/util_sec.c"],
2834            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2835 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2836     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2837 fi
2838 fi
2839
2840 # we check for setresuid second as it conflicts with AIO on Linux. 
2841 # see http://samba.org/~tridge/junkcode/aio_uid.c
2842 if test $seteuid = no; then
2843 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2844 AC_TRY_RUN([
2845 #define AUTOCONF_TEST 1
2846 #define USE_SETRESUID 1
2847 #include "confdefs.h"
2848 #include "${srcdir-.}/../lib/util/setid.c"
2849 #include "${srcdir-.}/lib/util_sec.c"],
2850            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2851 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2852     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2853 fi
2854 fi
2855
2856 if test $seteuid = no; then
2857 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2858 AC_TRY_RUN([
2859 #define AUTOCONF_TEST 1
2860 #define USE_SETEUID 1
2861 #include "confdefs.h"
2862 #include "${srcdir-.}/../lib/util/setid.c"
2863 #include "${srcdir-.}/lib/util_sec.c"],
2864            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2865 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2866     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2867 fi
2868 fi
2869
2870 if test $seteuid = no; then
2871 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2872 AC_TRY_RUN([
2873 #define AUTOCONF_TEST 1
2874 #define USE_SETUIDX 1
2875 #include "confdefs.h"
2876 #include "${srcdir-.}/../lib/util/setid.c"
2877 #include "${srcdir-.}/lib/util_sec.c"],
2878            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2879 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2880     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2881 fi
2882 fi
2883
2884 AC_CACHE_CHECK([for the Darwin initgroups system call],
2885         samba_cv_DARWIN_INITGROUPS,
2886         AC_TRY_LINK([
2887 #include <sys/syscall.h>
2888 #include <unistd.h>
2889         ],
2890         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2891         samba_cv_DARWIN_INITGROUPS=yes,
2892         samba_cv_DARWIN_INITGROUPS=no)
2893 )
2894
2895 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2896     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2897         [Whether to use the Darwin-specific initgroups system call])
2898 fi
2899
2900 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2901 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2902            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2903 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2904     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2905 fi
2906
2907 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
2908 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
2909 AC_TRY_COMPILE([
2910   #define _XOPEN_SOURCE 600
2911   #include <stdlib.h>
2912   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
2913   #error probably broken posix_fallocate
2914   #endif
2915 ], [
2916 ], 
2917 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
2918 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
2919         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE, 1, Whether we have a broken posix_fallocate)
2920 fi
2921
2922
2923 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2924 AC_TRY_COMPILE([#include <sys/types.h>
2925 #include <sys/stat.h>
2926 #include <unistd.h>],
2927 [struct stat st;  st.st_blocks = 0;],
2928 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2929 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2930     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2931 fi
2932
2933 AC_CACHE_CHECK([for 32 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_4,[
2934 AC_TRY_RUN([
2935 #if defined(HAVE_UNISTD_H)
2936 #include <unistd.h>
2937 #endif
2938 #include <stdio.h>
2939 #include <sys/types.h>
2940 #include <sys/stat.h>
2941 main() { return((sizeof(blkcnt_t) == 4) ? 0 : 1); }],
2942 samba_cv_SIZEOF_BLKCNT_T_4=yes,samba_cv_SIZEOF_BLKCNT_T_4=no,samba_cv_SIZEOF_BLKCNT_T_4=cross)])
2943 if test x"$samba_cv_SIZEOF_BLKCNT_T_4" = x"yes"; then
2944     AC_DEFINE(SIZEOF_BLKCNT_T_4,1,[The size of the 'blkcnt_t' type])
2945 fi
2946
2947 AC_CACHE_CHECK([for 64 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_8,[
2948 AC_TRY_RUN([
2949 #if defined(HAVE_UNISTD_H)
2950 #include <unistd.h>
2951 #endif
2952 #include <stdio.h>
2953 #include <sys/types.h>
2954 #include <sys/stat.h>
2955 main() { return((sizeof(blkcnt_t) == 8) ? 0 : 1); }],
2956 samba_cv_SIZEOF_BLKCNT_T_8=yes,samba_cv_SIZEOF_BLKCNT_T_8=no,samba_cv_SIZEOF_BLKCNT_T_8=cross)])
2957 if test x"$samba_cv_SIZEOF_BLKCNT_T_8" = x"yes"; then
2958     AC_DEFINE(SIZEOF_BLKCNT_T_8,1,[The size of the 'blkcnt_t' type])
2959 fi
2960
2961 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2962 AC_TRY_COMPILE([#include <sys/types.h>
2963 #include <sys/stat.h>
2964 #include <unistd.h>],
2965 [struct stat st;  st.st_blksize = 0;],
2966 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2967 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2968     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2969 fi
2970
2971 AC_CACHE_CHECK([for st_flags in struct stat],
2972         samba_cv_HAVE_STAT_ST_FLAGS,
2973         [
2974             AC_TRY_COMPILE([#include <sys/types.h>
2975 #include <sys/stat.h>
2976 #include <unistd.h>],
2977             [struct stat st;  st.st_flags = 0;],
2978             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2979             samba_cv_HAVE_STAT_ST_FLAGS=no,
2980             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2981         ])
2982
2983 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2984     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2985                 [Whether the stat struct has a st_flags member])
2986 fi
2987
2988 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2989 AC_TRY_COMPILE([
2990 #include <sys/types.h>
2991 #include <sys/acl.h>
2992 #if defined(HAVE_RPCSVC_NIS_H)
2993 #include <rpcsvc/nis.h>
2994 #endif],
2995 [int i;],
2996 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2997 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2998         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2999 fi
3000
3001 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3002 AC_TRY_RUN([
3003 #include <stdio.h>
3004 #include <limits.h>
3005 #include <signal.h>
3006
3007 void exit_on_core(int ignored) {
3008         exit(1);
3009 }
3010
3011 main() {
3012         char *newpath;
3013         signal(SIGSEGV, exit_on_core);
3014         newpath = realpath("/tmp", NULL);
3015         return((newpath != NULL) ? 0 : 1);
3016 }
3017 ],
3018 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3019 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3020     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3021 fi
3022
3023 #################################################
3024 # check for AFS clear-text auth support
3025 samba_cv_WITH_AFS=no
3026 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3027 AC_ARG_WITH(afs,
3028 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3029 [ case "$withval" in
3030   yes|auto)
3031     AC_MSG_RESULT($withval)
3032     samba_cv_WITH_AFS=$withval
3033     ;;
3034   *)
3035     AC_MSG_RESULT(no)
3036     ;;
3037   esac ],
3038   AC_MSG_RESULT(no)
3039 )
3040
3041 ####################################################
3042 # check for Linux-specific AFS fake-kaserver support
3043 samba_cv_WITH_FAKE_KASERVER=no
3044 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3045 AC_ARG_WITH(fake-kaserver,
3046 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3047 [ case "$withval" in
3048   yes|auto)
3049     AC_MSG_RESULT($withval)
3050     samba_cv_WITH_FAKE_KASERVER=$withval
3051     ;;
3052   *)
3053     AC_MSG_RESULT(no)
3054     ;;
3055   esac ],
3056   AC_MSG_RESULT(no)
3057 )
3058
3059 #################################################
3060 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3061 if test x"$samba_cv_WITH_AFS" != x"no" ||
3062    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3063
3064     # see if this box has the OpenSSL DES libraries
3065     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3066
3067     # see if this box has the afs-headers in /usr/include/afs
3068     AC_MSG_CHECKING(for /usr/include/afs)
3069     if test -d /usr/include/afs; then
3070           AC_MSG_RESULT(yes)
3071     else
3072       AC_MSG_RESULT(no)
3073     fi
3074
3075     # check for afs.h
3076     have_afs_headers=no
3077     AC_CHECK_HEADERS(afs.h afs/afs.h)
3078     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3079         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3080            test x"$samba_cv_WITH_AFS" = x"auto"; then
3081                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3082         else
3083                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3084         fi
3085     else
3086         have_afs_headers=yes
3087     fi
3088 fi
3089
3090 FAKE_KASERVER_OBJ=""
3091 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3092     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3093     FAKE_KASERVER_OBJ="utils/net_afs.o"
3094 fi
3095 AC_SUBST(FAKE_KASERVER_OBJ)
3096
3097 #################################################
3098 # check whether to compile AFS/NT ACL mapping module
3099 samba_cv_WITH_VFS_AFSACL=no
3100 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3101 AC_ARG_WITH(vfs-afsacl,
3102 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3103 [ case "$withval" in
3104   yes|auto)
3105     AC_MSG_RESULT($withval)
3106     samba_cv_WITH_VFS_AFSACL=yes
3107     ;;
3108   *)
3109     AC_MSG_RESULT(no)
3110     ;;
3111   esac ],
3112   AC_MSG_RESULT(no)
3113 )
3114
3115 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3116    default_shared_modules="$default_shared_modules vfs_afsacl"
3117 fi
3118         
3119 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3120     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3121 fi
3122
3123 #################################################
3124 # check for the DFS clear-text auth system
3125 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3126 AC_ARG_WITH(dfs,
3127 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3128 [ case "$withval" in
3129   yes)
3130     AC_MSG_RESULT(yes)
3131     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3132     ;;
3133   *)
3134     AC_MSG_RESULT(no)
3135     ;;
3136   esac ],
3137   AC_MSG_RESULT(no)
3138 )
3139
3140 ########################################################
3141 # Compile with LDAP support?
3142
3143 with_ldap_support=auto
3144 AC_MSG_CHECKING([for LDAP support])
3145
3146 AC_ARG_WITH(ldap,
3147 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3148 [ case "$withval" in
3149     yes|no)
3150         with_ldap_support=$withval
3151         ;;
3152   esac ])
3153
3154 AC_MSG_RESULT($with_ldap_support)
3155
3156 SMBLDAP=""
3157 AC_SUBST(SMBLDAP)
3158
3159 if test x"$with_ldap_support" != x"no"; then
3160
3161   ##################################################################
3162   # first test for ldap.h and lber.h
3163   # (ldap.h is required for this test)
3164   AC_CHECK_HEADERS(ldap.h lber.h)
3165
3166   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3167         if test x"$with_ldap_support" = x"yes"; then
3168          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3169         else
3170          AC_MSG_WARN(ldap.h is needed for LDAP support)
3171         fi
3172         
3173         with_ldap_support=no
3174   fi
3175
3176   ##################################################################
3177   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3178   # unsigned int in include/includes.h
3179   case $host_os in
3180         *hpux*)
3181          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3182          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3183         with_ldap_support=yes
3184         ;;
3185         *)
3186         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3187         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3188                 if test x"$with_ldap_support" = x"yes"; then
3189                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3190                 else
3191                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3192                 fi
3193                 with_ldap_support=no
3194         fi
3195         ;;
3196   esac
3197 fi
3198
3199 if test x"$with_ldap_support" != x"no"; then
3200   ac_save_LIBS=$LIBS
3201
3202   ##################################################################
3203   # we might need the lber lib on some systems. To avoid link errors
3204   # this test must be before the libldap test
3205   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3206
3207   ########################################################
3208   # If ber_sockbuf_add_io() is available we can add
3209   # SASL wrapping hooks
3210   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3211
3212   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3213                  AC_TRY_COMPILE([#include <ldap.h>],
3214                                 [int val = LDAP_OPT_SOCKBUF;],
3215                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3216                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3217
3218   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3219           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3220         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3221   fi
3222
3223   #######################################################
3224   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3225   # ldap logging and print it out in the samba logs
3226   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3227                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3228                  [AC_TRY_COMPILE([#include <lber.h>],
3229                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3230                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3231                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3232
3233   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3234         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3235                   [Support for LDAP/LBER logging interception])
3236   fi
3237
3238   ########################################################
3239   # now see if we can find the ldap libs in standard paths
3240   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3241
3242   ########################################################
3243   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3244   # Check found in pam_ldap 145.
3245   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3246
3247   LIBS="$LIBS $LDAP_LIBS"
3248   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3249     AC_TRY_COMPILE([
3250         #include <lber.h>
3251         #include <ldap.h>],
3252         [ldap_set_rebind_proc(0, 0, 0);],
3253         [smb_ldap_cv_ldap_set_rebind_proc=3],
3254         [smb_ldap_cv_ldap_set_rebind_proc=2]
3255     )
3256   ])
3257
3258   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3259
3260   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3261
3262   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3263     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3264     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3265     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3266     default_shared_modules="$default_shared_modules";
3267     SMBLDAP="lib/smbldap.o"
3268     with_ldap_support=yes
3269     AC_MSG_CHECKING(whether LDAP support is used)
3270     AC_MSG_RESULT(yes)
3271   else
3272     if test x"$with_ldap_support" = x"yes"; then
3273         AC_MSG_ERROR(libldap is needed for LDAP support)
3274     else
3275         AC_MSG_WARN(libldap is needed for LDAP support)
3276     fi
3277
3278     LDAP_LIBS=""
3279     with_ldap_support=no
3280   fi
3281   LIBS=$ac_save_LIBS
3282 fi
3283
3284
3285 #################################################
3286 # active directory support
3287
3288 with_ads_support=auto
3289 AC_MSG_CHECKING([for Active Directory and krb5 support])
3290
3291 AC_ARG_WITH(ads,
3292 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3293 [ case "$withval" in
3294     yes|no)
3295         with_ads_support="$withval"
3296         ;;
3297   esac ])
3298
3299 AC_MSG_RESULT($with_ads_support)
3300
3301 FOUND_KRB5=no
3302 KRB5_LIBS=""
3303
3304 if test x"$with_ldap_support" != x"yes"; then
3305
3306     if test x"$with_ads_support" = x"yes"; then
3307         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3308     elif test x"$with_ads_support" = x"auto"; then
3309         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3310         with_ads_support=no
3311     fi
3312
3313 else
3314
3315     # Check to see whether there is enough LDAP functionality to be able
3316     # to build AD support.
3317
3318 # HPUX and Solaris only has ldap_init; ok, we take care of this in smbldap.c
3319 case "$host_os" in
3320         *hpux* | *solaris*)
3321     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3322
3323     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3324         if test x"$with_ads_support" = x"yes"; then
3325             AC_MSG_ERROR(Active Directory support on HPUX or Solaris requires ldap_init)
3326         elif test x"$with_ads_support" = x"auto"; then
3327             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX or Solaris))
3328             with_ads_support=no
3329         fi
3330     fi
3331     ;;
3332         *)
3333     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3334
3335     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3336         if test x"$with_ads_support" = x"yes"; then
3337             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3338         elif test x"$with_ads_support" = x"auto"; then
3339             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3340             with_ads_support=no
3341         fi
3342     fi
3343     ;;
3344 esac
3345
3346
3347     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3348
3349     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3350         if test x"$with_ads_support" = x"yes"; then
3351             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3352         elif test x"$with_ads_support" = x"auto"; then
3353             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3354             with_ads_support=no
3355         fi
3356     fi
3357
3358 fi
3359
3360 if test x"$with_ads_support" != x"no"; then
3361
3362   # Do no harm to the values of CFLAGS and LIBS while testing for
3363   # Kerberos support.
3364
3365   if test x$FOUND_KRB5 = x"no"; then
3366     #################################################
3367     # check for location of Kerberos 5 install
3368     AC_MSG_CHECKING(for kerberos 5 install path)
3369     AC_ARG_WITH(krb5,
3370     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3371     [ case "$withval" in
3372       no)
3373         AC_MSG_RESULT(no krb5-path given)
3374         ;;
3375       yes)
3376         AC_MSG_RESULT(/usr)
3377         ;;
3378       *)
3379         AC_MSG_RESULT($withval)
3380         KRB5_CFLAGS="-I$withval/include"
3381         KRB5_CPPFLAGS="-I$withval/include"
3382         KRB5_LDFLAGS="-L$withval/lib"
3383         FOUND_KRB5=yes
3384         if test -x "$withval/bin/krb5-config"; then
3385                 KRB5CONFIG=$withval/bin/krb5-config
3386         fi
3387         ;;
3388       esac ],
3389       AC_MSG_RESULT(no krb5-path given)
3390     )
3391   fi
3392
3393   #################################################
3394   # check for krb5-config from recent MIT and Heimdal kerberos 5
3395   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3396   AC_MSG_CHECKING(for working krb5-config)
3397   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3398     ac_save_CFLAGS=$CFLAGS
3399     CFLAGS="";export CFLAGS
3400     ac_save_LDFLAGS=$LDFLAGS
3401     LDFLAGS="";export LDFLAGS
3402     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3403     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3404     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3405     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3406     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3407     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3408     FOUND_KRB5=yes
3409     AC_MSG_RESULT(yes)
3410   else
3411     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3412   fi
3413
3414   if test x$FOUND_KRB5 = x"no"; then
3415     #################################################
3416     # see if this box has the SuSE location for the heimdal krb implementation
3417     AC_MSG_CHECKING(for /usr/include/heimdal)
3418     if test -d /usr/include/heimdal; then
3419       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3420           KRB5_CFLAGS="-I/usr/include/heimdal"
3421           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3422           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3423           FOUND_KRB5=yes
3424           AC_MSG_RESULT(yes)
3425       else
3426           KRB5_CFLAGS="-I/usr/include/heimdal"
3427           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3428           FOUND_KRB5=yes
3429           AC_MSG_RESULT(yes)
3430       fi
3431     else
3432       AC_MSG_RESULT(no)
3433     fi
3434   fi
3435
3436   if test x$FOUND_KRB5 = x"no"; then
3437     #################################################
3438     # see if this box has the RedHat location for kerberos
3439     AC_MSG_CHECKING(for /usr/kerberos)
3440     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3441       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3442       KRB5_CFLAGS="-I/usr/kerberos/include"
3443       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3444       FOUND_KRB5=yes
3445       AC_MSG_RESULT(yes)
3446     else
3447       AC_MSG_RESULT(no)
3448     fi
3449   fi
3450
3451   if test x$FOUND_KRB5 = x"no"; then
3452     #################################################
3453     # see if this box has the OpenBSD location for heimdal krb5
3454     AC_MSG_CHECKING(for /usr/include/kerberosV)
3455     if test -d /usr/include/kerberosV; then
3456       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3457       KRB5_LIBS="-lcrypto"
3458       FOUND_KRB5=yes
3459       AC_MSG_RESULT(yes)
3460     else
3461       AC_MSG_RESULT(no)
3462     fi
3463   fi
3464
3465   if test x$FOUND_KRB5 = x"no"; then
3466     #################################################
3467     # see if this box has Solaris MIT kerberos implementation
3468     AC_MSG_CHECKING(for Solaris MIT kerberos)
3469     if test -x "$KRB5CONFIG" && $KRB5CONFIG --version | grep -s Solaris | grep -s MIT > /dev/null ; then
3470        FOUND_KRB5=yes
3471        KRB5_LIBS="-lgss -lkrb5"
3472        KRB5_CFLAGS="`$KRB5CONFIG --cflags`"
3473        KRB5_CPPFLAGS="`$KRB5CONFIG --cflags`"
3474        AC_MSG_RESULT(yes)
3475     else
3476       AC_MSG_RESULT(no)
3477     fi
3478   fi
3479
3480   ac_save_CFLAGS=$CFLAGS
3481   ac_save_CPPFLAGS=$CPPFLAGS
3482   ac_save_LDFLAGS=$LDFLAGS
3483
3484   # remove needless evil rpath stuff as early as possible:
3485   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3486   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3487   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3488   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3489   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3490
3491   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3492
3493   # now check for krb5.h. Some systems have the libraries without the headers!
3494   # note that this check is done here to allow for different kerberos
3495   # include paths
3496   AC_CHECK_HEADERS(krb5.h)
3497
3498   if test x"$ac_cv_header_krb5_h" = x"no"; then
3499
3500     # Give a warning if AD support was not explicitly requested,
3501     # i.e with_ads_support = auto, otherwise die with an error.
3502
3503     if test x"$with_ads_support" = x"yes"; then
3504       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3505     else
3506       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3507     fi
3508
3509     # Turn off AD support and restore CFLAGS and LIBS variables
3510
3511     with_ads_support="no"
3512
3513     CFLAGS=$ac_save_CFLAGS
3514     CPPFLAGS=$ac_save_CPPFLAGS
3515     LDFLAGS=$ac_save_LDFLAGS
3516   fi
3517
3518   # check for new heimdal KRB5_DEPRECATED handling
3519
3520   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3521                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3522     AC_TRY_COMPILE(
3523       [#define KRB5_DEPRECATED 1
3524       #include <krb5.h>],
3525       [],
3526       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3527       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3528
3529   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3530     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3531                [Whether to use deprecated krb5 interfaces])
3532   fi
3533 fi
3534
3535 # Now we have determined whether we really want ADS support
3536 use_ads=no
3537 if test x"$with_ads_support" != x"no"; then
3538   use_ads=yes
3539   have_gssapi=no
3540   ac_save_LIBS=$LIBS
3541
3542   # now check for gssapi headers.  This is also done here to allow for
3543   # different kerberos include paths
3544   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h)
3545
3546   ##################################################################
3547   # we might need the k5crypto and com_err libraries on some systems
3548   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3549   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3550
3551   # Heimdal checks.
3552   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3553   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3554   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3555
3556   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3557   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3558
3559   ########################################################
3560   # now see if we can find the krb5 libs in standard paths
3561   # or as specified above
3562   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3563   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3564
3565   ########################################################
3566   # now see if we can find the gssapi libs in standard paths
3567   if test x"$have_gssapi" != x"yes"; then
3568      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3569      AC_CHECK_LIB_EXT(gss, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3570   fi
3571   ################################################################
3572   # test for AD / GSSAPI support being enabled
3573   if test x"$have_gssapi" != xyes ; then
3574         AC_MSG_WARN([Samba cannot be supported without GSSAPI])
3575         use_ads=no
3576   else
3577         AC_DEFINE(HAVE_GSSAPI, , [Whether the platform has GSSAPI support])
3578   fi
3579
3580   # This is for FreeBSD (and possibly others). gss_mech_krb5 is a
3581   # #define to GSS_KRB5_MECHANISM, which is defined in -lgssapi_krb5
3582   # Also, gsskrb5_extract_authz_data_from_sec_context is in -lgssapi_krb5
3583   AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS, GSS_KRB5_MECHANISM,
3584                    [KRB5_LIBS="$KRB5_LIBS -lgssapi_krb5"])
3585
3586   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3587   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3588   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3589   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3590   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3591   AC_CHECK_FUNC_EXT(krb5_c_string_to_key, $KRB5_LIBS)
3592   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3593   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3594   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3595   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3596   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3597   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3598   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3599   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3600   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3601   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3602   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3603   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3604   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3605   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3606   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3607   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3608   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3609   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3610   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3611   AC_CHECK_FUNC_EXT(krb5_make_principal, $KRB5_LIBS)
3612   AC_CHECK_FUNC_EXT(krb5_principal_get_num_comp, $KRB5_LIBS)
3613   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3614   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3615   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3616   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3617   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3618   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3619   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3620   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3621   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3622   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3623   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3624   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3625   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3626   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3627   AC_CHECK_FUNC_EXT(krb5_get_host_realm, $KRB5_LIBS)
3628   AC_CHECK_FUNC_EXT(krb5_free_host_realm, $KRB5_LIBS)
3629   AC_CHECK_FUNC_EXT(krb5_get_init_creds_keytab, $KRB5_LIBS)
3630   AC_CHECK_FUNC_EXT(krb5_build_principal_alloc_va, $KRB5_LIBS)
3631   AC_CHECK_FUNC_EXT(krb5_cc_get_lifetime, $KRB5_LIBS)
3632   AC_CHECK_FUNC_EXT(krb5_cc_retrieve_cred, $KRB5_LIBS)
3633   AC_CHECK_FUNC_EXT(krb5_free_checksum_contents, $KRB5_LIBS)
3634   AC_CHECK_FUNC_EXT(krb5_create_checksum, $KRB5_LIBS)
3635   AC_CHECK_FUNC_EXT(krb5_c_make_checksum, $KRB5_LIBS)
3636   AC_CHECK_FUNC_EXT(gss_krb5_import_cred, $KRB5_LIBS)
3637   AC_CHECK_FUNC_EXT(gss_get_name_attribute, $KRB5_LIBS)
3638   AC_CHECK_FUNC_EXT(gsskrb5_extract_authz_data_from_sec_context, $KRB5_LIBS)
3639   AC_CHECK_FUNC_EXT(gss_mech_krb5, $KRB5_LIBS)
3640   AC_CHECK_FUNC_EXT(gss_oid_equal, $KRB5_LIBS)
3641   AC_CHECK_FUNC_EXT(gss_inquire_sec_context_by_oid, $KRB5_LIBS)
3642   AC_CHECK_FUNC_EXT(gss_wrap_iov, $KRB5_LIBS)
3643
3644   # MIT krb5 1.8 does not expose this call (yet)
3645   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3646
3647   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3648   # but does have the symbol
3649   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3650
3651   LIBS="$KRB5_LIBS $LIBS"
3652
3653   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3654           smb_krb5_cv_creds_opt_free_context,
3655           [
3656                 AC_TRY_COMPILE([
3657                     #include <krb5.h>],
3658                     [
3659                         krb5_context ctx;
3660                         krb5_get_init_creds_opt *opt = NULL;
3661                         krb5_get_init_creds_opt_free(ctx, opt);
3662                     ],
3663                     [smb_krb5_cv_creds_opt_free_context=yes],
3664                     [smb_krb5_cv_creds_opt_free_context=no]
3665                 )
3666           ])
3667
3668   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3669         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3670             [Whether krb5_get_init_creds_opt_free takes a context argument])
3671   fi
3672
3673   AC_CACHE_CHECK([for checksum in krb5_checksum],
3674                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3675     AC_TRY_COMPILE([#include <krb5.h>],
3676       [krb5_checksum cksum; cksum.checksum.length = 0;],
3677       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3678       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3679
3680   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3681     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3682                [Whether the krb5_checksum struct has a checksum property])
3683   fi
3684
3685   AC_CACHE_CHECK([for etype in EncryptedData],
3686                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3687     AC_TRY_COMPILE([#include <krb5.h>],
3688       [EncryptedData edata; edata.etype = 0;],
3689       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3690       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3691
3692   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3693     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3694                [Whether the EncryptedData struct has a etype property])
3695   fi
3696
3697   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3698                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3699     AC_TRY_COMPILE([#include <krb5.h>],
3700       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3701       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3702       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3703
3704   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3705     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3706                [Whether the krb5_ap_req struct has a ticket pointer])
3707   fi
3708
3709   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3710                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3711     AC_TRY_COMPILE([#include <krb5.h>],
3712       [krb5_error err; err.e_data = NULL;],
3713       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3714       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3715
3716   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3717     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3718                [Whether the krb5_error struct has a e_data pointer])
3719   fi
3720
3721   AC_CACHE_CHECK([for krb5_crypto type],
3722                 samba_cv_HAVE_KRB5_CRYPTO,[
3723     AC_TRY_COMPILE([#include <krb5.h>],
3724       [krb5_crypto crypto;],
3725       samba_cv_HAVE_KRB5_CRYPTO=yes,
3726       samba_cv_HAVE_KRB5_CRYPTO=no)])
3727
3728   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3729     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3730                [Whether the type krb5_crypto exists])
3731   fi
3732
3733   AC_CACHE_CHECK([for addrtype in krb5_address],
3734                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3735     AC_TRY_COMPILE([#include <krb5.h>],
3736       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3737       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3738       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3739
3740   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3741     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3742                [Whether the krb5_address struct has a addrtype property])
3743   fi
3744
3745   AC_CACHE_CHECK([for addr_type in krb5_address],
3746                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3747     AC_TRY_COMPILE([#include <krb5.h>],
3748       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3749       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3750       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3751
3752   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3753     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3754               [Whether the krb5_address struct has a addr_type property])
3755   fi
3756
3757   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3758                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3759     AC_TRY_COMPILE([#include <krb5.h>],
3760       [krb5_keyblock key; key.keyvalue.data = NULL;],
3761       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3762       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3763
3764   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3765     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3766               [Whether the krb5_keyblock struct has a keyvalue property])
3767   fi
3768
3769   found_arcfour_hmac=no
3770   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3771                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3772     AC_TRY_COMPILE([#include <krb5.h>],
3773       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3774       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3775       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3776   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3777                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3778     AC_TRY_COMPILE([#include <krb5.h>],
3779       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3780       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3781       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3782 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3783 # w.r.t. arcfour and windows, so we must not enable it here
3784   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3785           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3786     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3787               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available])
3788     found_arcfour_hmac=yes
3789   fi
3790   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC],
3791                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC,[
3792     AC_TRY_COMPILE([#include <krb5.h>],
3793       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC;],
3794       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=yes,
3795       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=no)])
3796   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC" = x"yes"; then
3797     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC,1,
3798               [Whether the ENCTYPE_ARCFOUR_HMAC key type definition is available])
3799     found_arcfour_hmac=yes
3800   fi
3801
3802   AC_CACHE_CHECK([for ENCTYPE_AES128_CTS_HMAC_SHA1_96],
3803                  samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,[
3804     AC_TRY_COMPILE([#include <krb5.h>],
3805       [krb5_enctype enctype; enctype = ENCTYPE_AES128_CTS_HMAC_SHA1_96;],
3806       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=yes,
3807       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=no)])
3808   if test x"$samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96" = x"yes"; then
3809     AC_DEFINE(HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,1,
3810               [Whether the ENCTYPE_AES128_CTS_HMAC_SHA1_96 key type definition is available])
3811   fi
3812   AC_CACHE_CHECK([for ENCTYPE_AES256_CTS_HMAC_SHA1_96],
3813                  samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,[
3814     AC_TRY_COMPILE([#include <krb5.h>],
3815       [krb5_enctype enctype; enctype = ENCTYPE_AES256_CTS_HMAC_SHA1_96;],
3816       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=yes,
3817       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=no)])
3818   if test x"$samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96" = x"yes"; then
3819     AC_DEFINE(HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,1,
3820               [Whether the ENCTYPE_AES256_CTS_HMAC_SHA1_96 key type definition is available])
3821   fi
3822
3823   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3824                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3825     AC_TRY_COMPILE([#include <krb5.h>],
3826       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3827       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3828       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3829
3830   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3831     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3832               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3833   fi
3834
3835   AC_CACHE_CHECK([for KV5M_KEYTAB],
3836                  samba_cv_HAVE_KV5M_KEYTAB,[
3837     AC_TRY_COMPILE([#include <krb5.h>],
3838       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3839       samba_cv_HAVE_KV5M_KEYTAB=yes,
3840       samba_cv_HAVE_KV5M_KEYTAB=no)])
3841
3842   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3843       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3844              [Whether the KV5M_KEYTAB option is available])
3845   fi
3846
3847   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3848                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3849     AC_TRY_COMPILE([#include <krb5.h>],
3850       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3851       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3852       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3853
3854   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3855     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3856               [Whether KRB5_KU_OTHER_CKSUM is available])
3857   fi
3858
3859   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3860                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3861     AC_TRY_COMPILE([#include <krb5.h>],
3862       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3863       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3864       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3865
3866   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3867     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3868               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3869   fi
3870
3871   AC_CACHE_CHECK([for the krb5_princ_component macro],
3872                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3873     AC_TRY_LINK([#include <krb5.h>],
3874       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3875       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3876       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3877
3878   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3879     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3880                [Whether krb5_princ_component is available])
3881   fi
3882
3883   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3884                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3885     AC_TRY_COMPILE([#include <krb5.h>],
3886       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3887       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3888       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3889
3890   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3891     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3892               [Whether krb5_keytab_entry has key member])
3893   fi
3894
3895   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3896                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3897     AC_TRY_COMPILE([#include <krb5.h>],
3898       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3899       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3900       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3901
3902   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3903     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3904               [Whether krb5_keytab_entry has keyblock member])
3905   fi
3906
3907   AC_CACHE_CHECK([for magic in krb5_address],
3908                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3909     AC_TRY_COMPILE([#include <krb5.h>],
3910       [krb5_address addr; addr.magic = 0;],
3911       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3912       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3913
3914   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3915     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3916               [Whether the krb5_address struct has a magic property])
3917   fi
3918
3919   AC_CACHE_CHECK([for WRFILE: keytab support],
3920                 samba_cv_HAVE_WRFILE_KEYTAB,[
3921     AC_TRY_RUN([
3922 #include<krb5.h>
3923   main()
3924   {
3925     krb5_context context;
3926     krb5_keytab keytab;
3927
3928     krb5_init_context(&context);
3929     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3930   }],
3931   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3932   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3933
3934   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3935       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3936                [Whether the WRFILE:-keytab is supported])
3937   fi
3938
3939   AC_CACHE_CHECK([for krb5_realm type],
3940                 samba_cv_HAVE_KRB5_REALM_TYPE,[
3941     AC_TRY_COMPILE([#include <krb5.h>],
3942       [krb5_realm realm;],
3943       samba_cv_HAVE_KRB5_REALM_TYPE=yes,
3944       samba_cv_HAVE_KRB5_REALM_TYPE=no)])
3945
3946   if test x"$samba_cv_HAVE_KRB5_REALM_TYPE" = x"yes"; then
3947     AC_DEFINE(HAVE_KRB5_REALM_TYPE,1,
3948                [Whether the type krb5_realm exists])
3949   fi
3950
3951   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3952                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3953     AC_TRY_COMPILE([#include <krb5.h>],
3954     [
3955     krb5_context context;
3956     krb5_principal principal;
3957     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3958     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3959     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3960
3961   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3962     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3963               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3964   fi
3965
3966   AC_CACHE_CHECK([for krb5_addresses type],
3967                 samba_cv_HAVE_KRB5_ADDRESSES,[
3968     AC_TRY_COMPILE([#include <krb5.h>],
3969       [krb5_addresses addr;],
3970       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3971       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3972
3973   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3974     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3975                [Whether the type krb5_addresses type exists])
3976   fi
3977
3978   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3979     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3980         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3981         AC_TRY_RUN_STRICT([
3982                 #include <stdlib.h>
3983                 #include <krb5.h>
3984                 int main(void) {
3985                         krb5_context context = NULL;
3986                         char *str = NULL;
3987                         krb5_enctype_to_string(context, 1, &str);
3988                         if (str) free (str); 
3989                         return 0;
3990                 }
3991                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3992                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3993                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3994
3995     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3996       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3997                 [whether krb5_enctype_to_string takes krb5_context argument])
3998     fi
3999
4000     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
4001         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
4002         AC_TRY_RUN_STRICT([
4003                 #include <krb5.h>
4004                 int main(void) {
4005                         char buf[256];
4006                         krb5_enctype_to_string(1, buf, 256);
4007                         return 0;
4008                 }
4009                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4010                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
4011                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
4012
4013     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
4014       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
4015                 [whether krb5_enctype_to_string takes size_t argument])
4016     fi
4017   fi
4018
4019   AC_CACHE_CHECK([for krb5_principal_get_realm],
4020                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
4021     AC_TRY_LINK([#include <krb5.h>],
4022       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
4023       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
4024       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
4025
4026   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
4027     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
4028                [Whether the function krb5_principal_get_realm is defined])
4029   fi
4030
4031   AC_CACHE_CHECK([for krb5_princ_realm],
4032                 samba_cv_HAVE_KRB5_PRINC_REALM,[
4033     AC_TRY_LINK([#include <krb5.h>],
4034       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
4035       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
4036       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
4037
4038   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
4039     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
4040                [Whether the macro krb5_princ_realm is defined])
4041   fi
4042
4043   AC_HAVE_DECL(KRB5_PDU_NONE,[#include <krb5.h>])
4044
4045   AC_CACHE_CHECK([for flags in krb5_creds],
4046                 samba_cv_HAVE_FLAGS_IN_KRB5_CREDS,[
4047     AC_TRY_COMPILE([#include <krb5.h>],
4048       [krb5_creds creds; creds.flags.b.initial = 0;],
4049       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=yes,
4050       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=no)])
4051
4052   if test x"$samba_cv_HAVE_FLAGS_IN_KRB5_CREDS" = x"yes"; then
4053     AC_DEFINE(HAVE_FLAGS_IN_KRB5_CREDS,1,
4054                [Whether the krb5_creds struct has a flags property])
4055   fi
4056   #
4057   #
4058   # Now the decisions whether we can support krb5
4059   #
4060   # NOTE: all tests should be done before this block!
4061   #
4062   #
4063   if test x"$found_arcfour_hmac" != x"yes"; then
4064     AC_MSG_WARN(arcfour-hmac-md5 encryption type not found in -lkrb5)
4065     use_ads=no
4066   fi
4067
4068   if test x"$ac_cv_func_ext_krb5_set_real_time" != x"yes"; then
4069     AC_MSG_WARN(krb5_set_real_time encryption type not found in -lkrb5)
4070     use_ads=no
4071   fi
4072
4073   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
4074     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
4075     use_ads=no
4076   fi
4077
4078   if test x"$ac_cv_func_ext_krb5_get_host_realm" != x"yes"
4079   then
4080     AC_MSG_WARN(krb5_get_host_realm not found in -lkrb5)
4081     use_ads=no
4082   fi
4083
4084   if test x"$ac_cv_func_ext_krb5_free_host_realm" != x"yes"
4085   then
4086     AC_MSG_WARN(krb5_free_host_realm not found in -lkrb5)
4087     use_ads=no
4088   fi
4089
4090   if test x"$ac_cv_func_ext_krb5_fwd_tgt_creds" != x"yes"
4091   then
4092     AC_MSG_WARN(krb5_fwd_tgt_creds not found in -lkrb5)
4093     use_ads=no
4094   fi
4095
4096   if test x"$ac_cv_func_ext_krb5_get_init_creds_opt_alloc" != x"yes"
4097   then
4098     AC_MSG_WARN(krb5_get_init_creds_opt_alloc found in -lkrb5)
4099     use_ads=no
4100   fi
4101
4102   if test x"$smb_krb5_cv_creds_opt_free_context" != x"yes"
4103   then
4104     AC_MSG_WARN(krb5_get_init_creds_opt_free not found or was too old in -lkrb5)
4105     use_ads=no
4106   fi
4107
4108   if test x"$ac_cv_func_ext_krb5_get_renewed_creds" != x"yes"
4109   then
4110     AC_MSG_WARN(krb5_get_renewed_creds not found in -lkrb5)
4111     use_ads=no
4112   fi
4113
4114   if test x"$ac_cv_func_ext_krb5_principal_compare_any_realm" != x"yes"
4115   then
4116     AC_MSG_WARN(krb5_principal_compare_any_realm not found in -lkrb5)
4117     use_ads=no
4118   fi
4119
4120   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -o \
4121           x"$ac_cv_func_ext_krb5_c_string_to_key" != x"yes"
4122   then
4123         if test x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes" -o \
4124              x"$ac_cv_func_ext_krb5_string_to_key_salt" != x"yes"
4125         then
4126               AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
4127               use_ads=no
4128         fi
4129   fi
4130
4131   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
4132           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
4133   then
4134     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
4135     use_ads=no
4136   fi
4137
4138   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
4139           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
4140   then
4141     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
4142     use_ads=no
4143   fi
4144
4145   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes"
4146   then
4147     AC_MSG_WARN(krb5_c_verify_checksum not found in -lkrb5)
4148     use_ads=no
4149   fi
4150
4151   if test x"$ac_cv_func_ext_gss_wrap_iov" != x"yes" ; then
4152     AC_MSG_WARN(gss_wrap_iov not found in -lgssapi)
4153     use_ads=no
4154   fi
4155
4156   if test x"$ac_cv_func_ext_gss_get_name_attribute" != x"yes" ; then
4157     if test x"$ac_cv_func_ext_gsskrb5_extract_authz_data_from_sec_context" != x"yes" -o \
4158             x"$ac_cv_func_ext_gss_inquire_sec_context_by_oid" != x"yes"
4159     then
4160       AC_MSG_WARN(need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support)
4161       use_ads=no
4162     fi
4163   fi
4164
4165   if test x"$use_ads" = x"yes"; then
4166     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4167     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4168   else
4169     if test x"$with_ads_support" = x"yes"; then
4170         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4171     else
4172         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
4173     fi
4174     AC_REMOVE_DEFINE(HAVE_KRB5_H)
4175     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
4176     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
4177     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
4178     AC_REMOVE_DEFINE(HAVE_GSSAPI)
4179     KRB5_LIBS=""
4180     with_ads_support=no
4181   fi
4182   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
4183   AC_MSG_RESULT([$use_ads])
4184
4185 LIBS="$ac_save_LIBS"
4186 fi
4187
4188 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4189 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4190
4191