build: Remove Unicos support (quota in particular)
[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"$samba_cv_function_attribute_destructor" = xyes ; then
1213    AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
1214              [whether we can compile with __attribute__((destructor))])
1215 fi
1216
1217 #####################################
1218 # needed for SRV lookups
1219 AC_CHECK_LIB(resolv, dn_expand)
1220 AC_CHECK_LIB(resolv, _dn_expand)
1221 AC_CHECK_LIB(resolv, __dn_expand)
1222
1223 #
1224 # Check for the functions putprpwnam, set_auth_parameters,
1225 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1226 # Needed for OSF1 and HPUX.
1227 #
1228
1229 AC_LIBTESTFUNC(security, putprpwnam)
1230 AC_LIBTESTFUNC(sec, putprpwnam)
1231
1232 AC_LIBTESTFUNC(security, set_auth_parameters)
1233 AC_LIBTESTFUNC(sec, set_auth_parameters)
1234
1235 # UnixWare 7.x has its getspnam in -lgen
1236 AC_LIBTESTFUNC(gen, getspnam)
1237
1238 AC_LIBTESTFUNC(security, getspnam)
1239 AC_LIBTESTFUNC(sec, getspnam)
1240
1241 AC_LIBTESTFUNC(security, bigcrypt)
1242 AC_LIBTESTFUNC(sec, bigcrypt)
1243
1244 AC_LIBTESTFUNC(security, getprpwnam)
1245 AC_LIBTESTFUNC(sec, getprpwnam)
1246
1247 AC_CHECK_FUNCS(strsignal)
1248
1249 AC_DISABLE_STATIC
1250 AC_ENABLE_SHARED
1251
1252 # Set defaults
1253 PIE_CFLAGS=""
1254 PIE_LDFLAGS=""
1255 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1256
1257 if test "x$enable_pie" != xno
1258 then
1259         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1260         [
1261                 cat > conftest.c <<EOF
1262 int foo;
1263 int main () { return 0;}
1264 EOF
1265                 if AC_TRY_COMMAND_NO_STDERR([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c])
1266                 then
1267                         samba_cv_fpie=yes
1268                 else
1269                         samba_cv_fpie=no
1270                 fi
1271                 rm -f conftest*
1272         ])
1273         if test x"${samba_cv_fpie}" = x"yes"
1274         then
1275                 PIE_CFLAGS="-fPIE"
1276                 PIE_LDFLAGS="-pie"
1277         fi
1278 fi
1279
1280 # Set defaults
1281 RELRO_LDFLAGS=""
1282 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1283
1284 if test "x$enable_relro" != xno
1285 then
1286         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1287         [
1288                 cat > conftest.c <<EOF
1289 int foo;
1290 main () { return 0;}
1291 EOF
1292                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1293                 then
1294                         samba_cv_relro=yes
1295                 else
1296                         samba_cv_relro=no
1297                 fi
1298                 rm -f conftest*
1299         ])
1300         if test x"${samba_cv_relro}" = x"yes"
1301         then
1302                 RELRO_LDFLAGS="-Wl,-z,relro"
1303         fi
1304 fi
1305
1306 # Set defaults
1307 SYMSEXT="syms"
1308 AC_SUBST(SYMSEXT)
1309
1310 # Assume non-shared by default and override below
1311 BLDSHARED="false"
1312
1313 # these are the defaults, good for lots of systems
1314 HOST_OS="$host_os"
1315 LDSHFLAGS="-shared"
1316 MODULE_EXPORTS=""
1317 SONAMEFLAG="#"
1318 SHLD="\${CC} \${CFLAGS}"
1319 PICFLAG="${PIE_CFLAGS}"
1320 SHLIBEXT="so"
1321 DSO_EXPORTS=""
1322
1323 # this bit needs to be modified for each OS that supports share libs
1324 # You need to specify how to create a shared library and
1325   # how to compile C code to produce PIC object files
1326
1327   AC_MSG_CHECKING([ability to build shared libraries])
1328
1329   # and these are for particular systems
1330   case "$host_os" in
1331                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1332                         case "$host_os" in
1333                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1334                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1335                         esac
1336                         BLDSHARED="true"
1337                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1338                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1339                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1340                         fi
1341                         DYNEXP="-Wl,--export-dynamic"
1342                         PICFLAG="-fPIC"
1343                         SONAMEFLAG="-Wl,-soname="
1344                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1345                         ;;
1346                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1347                         BLDSHARED="true"
1348                         if test "${GCC}" = "yes"; then
1349                                 PICFLAG="-fPIC"
1350                                 SONAMEFLAG="-Wl,-soname="
1351                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1352                                         DYNEXP="-Wl,-E"
1353                                 fi
1354                                 LDSHFLAGS="-shared"
1355                         else
1356                                 PICFLAG="-KPIC"
1357                                 LDSHFLAGS="-G"
1358                         fi
1359                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1360                                 SONAMEFLAG="-Wl,-soname="
1361                         else
1362                                 SONAMEFLAG="-Wl,-h,"
1363                         fi
1364                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1365                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
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                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1374                         ;;
1375                 *netbsd* | *freebsd* | *dragonfly* )
1376                         BLDSHARED="true"
1377                         LDSHFLAGS="-shared"
1378                         DYNEXP="-Wl,--export-dynamic"
1379                         SONAMEFLAG="-Wl,-soname,"
1380                         PICFLAG="-fPIC -DPIC"
1381                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1382                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1383                         ;;
1384                 *openbsd*)  BLDSHARED="true"
1385                         LDSHFLAGS="-shared"
1386                         DYNEXP="-Wl,-Bdynamic"
1387                         SONAMEFLAG="-Wl,-soname,"
1388                         PICFLAG="-fPIC"
1389                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1390                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1391                         ;;
1392                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1393                         case "$host_os" in
1394                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1395                         ;;
1396                         esac
1397                         BLDSHARED="true"
1398                         LDSHFLAGS="-Wl,-set_version,sgi1.0 -shared"
1399                         SONAMEFLAG="-Wl,-soname,"
1400                         if test "${GCC}" = "yes"; then
1401                                 PICFLAG="-fPIC"
1402                         else
1403                                 PICFLAG="-KPIC"
1404                         fi
1405                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1406                         ;;
1407                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1408                         BLDSHARED="true"
1409                         # use expfull to export underscored symbols
1410                         # add rtl to remove /lib/crt0.o warning
1411                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1412                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1413                         PICFLAG="-O2"
1414                         # as AIX code is always position independent...
1415                         # .po will just create compile warnings, use po.o:
1416                         if test "${GCC}" != "yes"; then
1417                                 ## for funky AIX compiler using strncpy()
1418                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000 -qhalt=e"
1419                         fi
1420
1421                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1422                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1423                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1424                         ;;
1425                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1426                         # ia64: 64bit build using gcc with CFLAGS="-mpl64"
1427                         #       64bit build using HP's cc with CFLAGS="+DD64"
1428                         # hppa: 64bit build unsupported by gcc
1429                         #       64bit build using HP's cc with CFLAGS="+DA2.0w"
1430                         # HP-UX 11.00 ld needs PHSS_33034
1431                         BLDSHARED="true"
1432                         if test "${GCC}" = "yes"; then
1433                                 PICFLAG="-fPIC"
1434                                 LDSHFLAGS="-shared"
1435                         else
1436                                 PICFLAG="+z"
1437                                 LDSHFLAGS="-b"
1438                                 # "Uses depth-first symbol resolution"
1439                                 LDSHFLAGS="$LDSHFLAGS -Wl,-B,symbolic,-b"
1440                                 if test "$host_cpu" != "ia64"; then
1441                                         # "don't store literals in read-only memory" (?):
1442                                         PICFLAG="$PICFLAG +ESnolit"
1443                                 fi
1444                         fi
1445                         if test "$host_cpu" = "ia64"; then
1446                                 SHLIBEXT="so"
1447                                 # TODO: does the linker find the right 32/64 bit version of the libs? :
1448                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32:/usr/local/lib/hpux64:/usr/lib/hpux64"
1449                         else
1450                                 SHLIBEXT="sl"
1451                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1452                         fi
1453                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1454                                 SONAMEFLAG="-Wl,-soname="
1455                         else
1456                                 SONAMEFLAG="-Wl,+h,"
1457                         fi
1458                         # PIE/PIC flags at link time are required on HP-UX because
1459                         # linking requires a temporary source file, which is being
1460                         # compiled with the indicated flags - which need to contain
1461                         # PIC flags when we don't support PIE flags:
1462                         if test "$PIE_LDFLAGS" = "" ; then
1463                                 PIE_LDFLAGS=\${PICFLAG}
1464                         fi
1465                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1466                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1467                         ;;
1468                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1469                         BLDSHARED="true"
1470                         LDSHFLAGS="-shared"
1471                         SONAMEFLAG="-Wl,-soname,"
1472                         if test "${GCC}" = "yes"; then
1473                                 PICFLAG="-fPIC"
1474                         fi
1475                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1476                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1477                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1478                                 saved_ldflags="$LDFLAGS"
1479                                 AC_MSG_CHECKING([if $flags works])
1480                                 LDFLAGS="$flags $saved_ldflags"
1481                                 AC_TRY_LINK([],[],
1482                                         [AC_MSG_RESULT([yes])
1483                                         LDSHFLAGS_Z_NODEFS=$flags],
1484                                         AC_MSG_RESULT([no]))
1485                                 LDFLAGS="$saved_ldflags"
1486                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1487                         done
1488                         ;;
1489                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1490                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1491                         ;;
1492                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1493                         BLDSHARED="true"
1494                         LDSHFLAGS="-shared"
1495                         SONAMEFLAG="-Wl,-soname,"
1496                         PICFLAG="-KPIC"
1497                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1498                         ;;
1499                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1500                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1501                         ;;
1502                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1503                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1504                         ;;
1505                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1506                         case "$host" in
1507                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1508                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1509                                         fi
1510                                         LDSHFLAGS="-G"
1511                                         DYNEXP="-Bexport"
1512                                 ;;
1513                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1514                         esac
1515                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1516                         ;;
1517
1518                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1519                         if [ test "$GCC" != yes ]; then
1520                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1521                         fi
1522                         LDSHFLAGS="-G"
1523                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1524                         ;;
1525                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1526                         BLDSHARED="false"
1527                         LDSHFLAGS=""
1528                         ;;
1529
1530                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1531                         BLDSHARED="true"
1532                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1533                         CFLAGS="$CFLAGS -fno-common"
1534                         SHLD="\${CC}"
1535                         SHLIBEXT="dylib"
1536                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1537                         SHLIBEXT="dylib"
1538                         # Since gcc doesn't fail on unrecognised options, the
1539                         # PIE test incorrectly succeeds. Darwin gcc does not
1540                         # actually support the PIE stuff.
1541                         PIE_LDFLAGS=
1542                         PIE_CFLAGS=
1543                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1544                         ;;
1545
1546                 *)
1547                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1548                         ;;
1549   esac
1550
1551 if test "$enable_shared" != "yes"; then
1552         BLDSHARED=false
1553 fi
1554
1555 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1556         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1557 fi
1558
1559 if test x"$BLDSHARED" = x"true" ; then
1560         LDFLAGS="$LDFLAGS -L./bin"
1561 fi
1562
1563 AC_MSG_RESULT($BLDSHARED)
1564
1565 if test x"$enable_developer" = x"yes" ; then
1566         default_as_needed=auto
1567 else
1568         default_as_needed=no
1569 fi
1570 AC_ARG_ENABLE(as-needed,
1571         AS_HELP_STRING([--enable-as-needed],
1572         [Turn on as-needed support if available (default=no)]),
1573         [enable_as_needed=$enableval],
1574         [enable_as_needed=$default_as_needed])
1575 if test "x$enable_as_needed" != xno; then
1576     saved_before_as_needed_ldflags="$LDFLAGS"
1577     for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1578         saved_ldflags="$LDFLAGS"
1579         AC_MSG_CHECKING([if $flags works])
1580         LDFLAGS="$flags $saved_ldflags"
1581         AC_TRY_LINK([],[],
1582                 [AC_MSG_RESULT([yes])
1583                 LD_AS_NEEDED_FLAG=$flags
1584                 ld_as_needed_flag_found=yes],
1585                 AC_MSG_RESULT([no]))
1586         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1587         test x"$ld_as_needed_flag_found" = xyes && break
1588     done
1589 fi
1590
1591 if test x$ld_as_needed_flag_found = xyes -a x$enable_as_needed = xauto ; then
1592 # check if ld has bug described in https://bugzilla.samba.org/show_bug.cgi?id=7209#c17
1593         AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG has explicit external libs bug])
1594 cat > conftest_shb.c <<END
1595 void b() {}
1596 END
1597 cat > conftest_sha.c <<END
1598 extern void b();
1599 void a() {
1600         b();
1601 }
1602 END
1603 cat > conftest.c <<END
1604 extern void a();
1605 int main() {
1606         a();
1607         return 0;
1608 }
1609 END
1610
1611         rm -fr conftest
1612         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_sha.o conftest_sha.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1613         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_shb.o conftest_shb.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1614         TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1615         AC_TRY_COMMAND([$TESTCMD -o libconftest_shb.$SHLIBEXT conftest_shb.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1616         AC_TRY_COMMAND([$TESTCMD -o libconftest_sha.$SHLIBEXT conftest_sha.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1617         AC_TRY_COMMAND([$CC -o conftest conftest.c $LDFLAGS -L. -lconftest_sha -lconftest_shb 1>&AS_MESSAGE_LOG_FD 2>&1])
1618         if AC_TRY_COMMAND([eval "$LIB_PATH_VAR=. ./conftest 1>&AS_MESSAGE_LOG_FD 2>&1"])
1619         then
1620                 AC_MSG_RESULT([no])
1621         else
1622                 ld_as_needed_flag_found=no
1623                 LDFLAGS="$saved_before_as_needed_ldflags"
1624                 AC_MSG_RESULT([yes])
1625         fi
1626         rm conftest* libconftest*
1627 fi
1628
1629 # check if we have to disable LD_AS_NEEDED_FLAG:
1630 # On some systems for a veriety of reasons linking with
1631 # -Wl,--as-needed -lreadline -lncurses fails
1632 # we have to retest, if these combination is detected before.
1633 # Bugzilla #7209
1634
1635 if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
1636         if test x$ld_as_needed_flag_found = xyes ; then
1637                 AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
1638                 # try if check no fails
1639                 save_LIBS=$LIBS
1640                 LIBS="$LIBS $TERMLIBS"
1641                 AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
1642                 LIBS="$save_LIBS"
1643         fi
1644 fi
1645
1646
1647
1648 # for historical reasons almost all linkers don't complain about unresolved
1649 # symbols in shared libs. Except for the internal samba modules we want to get
1650 # errors when we produce a shared lib with unresolved symbols. On some
1651 # platforms unresolved symbols might be intended, so we might have to add
1652 # platform specific exceptions here.
1653
1654 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1655         saved_ldflags="$LDFLAGS"
1656         AC_MSG_CHECKING([if $flags works])
1657         LDFLAGS="$flags $saved_ldflags"
1658         AC_TRY_LINK([],[],
1659         [AC_MSG_RESULT([yes])
1660         LDSHFLAGS_Z_DEFS=$flags
1661         ldshflags_z_defs_found=yes],
1662         AC_MSG_RESULT([no]))
1663         LDFLAGS=$saved_ldflags
1664         test x"$ldshflags_z_defs_found" = xyes && break
1665 done
1666
1667 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1668 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1669 AC_MSG_CHECKING([LDFLAGS])
1670 AC_MSG_RESULT([$LDFLAGS])
1671 AC_MSG_CHECKING([DYNEXP])
1672 AC_MSG_RESULT([$DYNEXP])
1673
1674 #######################################################
1675 # test whether building a shared library actually works
1676 if test $BLDSHARED = true; then
1677
1678 AC_MSG_CHECKING([SHLD])
1679 AC_MSG_RESULT([$SHLD])
1680 AC_MSG_CHECKING([LDSHFLAGS])
1681 AC_MSG_RESULT([$LDSHFLAGS])
1682
1683 AC_MSG_CHECKING([SHLIBEXT])
1684 AC_MSG_RESULT([$SHLIBEXT])
1685 AC_MSG_CHECKING([SONAMEFLAG])
1686 AC_MSG_RESULT([$SONAMEFLAG])
1687
1688 AC_MSG_CHECKING([PICFLAG])
1689 AC_MSG_RESULT([$PICFLAG])
1690
1691 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1692 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1693
1694 AC_CACHE_CHECK([whether building shared libraries actually works],
1695                [ac_cv_shlib_works],[
1696    # try building a trivial shared library
1697    ac_cv_shlib_works=no
1698    # The $SHLD and $LDSHFLAGS variables may contain references to other
1699    # variables so they need to be eval'ed.
1700    if AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.o ${srcdir-.}/../tests/shlib.c 1>&AS_MESSAGE_LOG_FD])
1701    then
1702      TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1703      TESTCMD="$TESTCMD -o \"shlib.$SHLIBEXT\" shlib.o"
1704      if AC_TRY_COMMAND([eval $TESTCMD 1>&AS_MESSAGE_LOG_FD 2>&1])
1705      then
1706        ac_cv_shlib_works=yes
1707      fi
1708    fi
1709    rm -f "shlib.$SHLIBEXT" shlib.o
1710
1711 ])
1712 if test $ac_cv_shlib_works = no; then
1713    BLDSHARED=false
1714 fi
1715 fi
1716
1717 if test x"$BLDSHARED" != x"true"; then
1718         LDSHFLAGS="shared-libraries-disabled"
1719         SONAMEFLAG="shared-libraries-disabled"
1720         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1721         SHLD="shared-libraries-disabled"
1722         PICFLAG="${PIE_CFLAGS}"
1723         SHLIBEXT="shared_libraries_disabled"
1724         smbtorture4_possible=no
1725 fi
1726
1727 AC_MSG_CHECKING([used PICFLAG])
1728 AC_MSG_RESULT([$PICFLAG])
1729
1730 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1731
1732
1733
1734 ###########################################################
1735 #
1736 # Configuration of subsystems / libraries
1737 #
1738 ###########################################################
1739
1740 INSTALLLIBCMD_SH=:
1741 INSTALLLIBCMD_A=:
1742 UNINSTALLLIBCMD_SH=:
1743 UNINSTALLLIBCMD_A=:
1744
1745 if test $BLDSHARED = true; then
1746         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1747         UNINSTALLLIBCMD_SH="rm -f"
1748 fi
1749 if test $enable_static = yes; then
1750         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1751         UNINSTALLLIBCMD_A="rm -f"
1752 fi
1753
1754 #################################################
1755 # --disable-shared-libs
1756 # can be used to disable the internal use of shared libs altogether
1757 # (this only has an effect when building shared libs is enabled)
1758 #
1759 USESHARED=false
1760 AC_SUBST(USESHARED)
1761
1762 AC_MSG_CHECKING(whether to use shared libraries internally)
1763 AC_ARG_ENABLE([shared-libs],
1764         AS_HELP_STRING([--enable-shared-libs],
1765                 [Use shared libraries internally (default=yes)]),
1766         [enable_shared_libs=$enableval],
1767         [enable_shared_libs=yes])
1768
1769 if test x"$enable_shared_libs" != x"no" ; then
1770         USESHARED=$BLDSHARED
1771 fi
1772
1773 AC_MSG_RESULT([$USESHARED])
1774
1775 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1776         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1777 fi
1778
1779 #################################################
1780 # --with-static-libs=LIBS:
1781 #   link (internal) libs dynamically or statically?
1782 #
1783 # If a subsystem is built as a library then this controls whether they are
1784 # linked into Samba targets statically or dynamically:
1785 #
1786 # * If we build the shared library at all, we link dynamically by default.
1787 #
1788 # * We only link statically if we don't build shared or if the library
1789 #   appears in the --with-static-libs configure option.
1790 #
1791 # Example:
1792 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1793 #   of linking the dynamic variant with -ltalloc.
1794 #
1795 # NOTE: This option only affects libraries that we do not only build
1796 # but that samba also links against as libraries (as opposed to linking
1797 # the plain object files. - This has to be configured in Makefile.in.
1798 # So in particular it does not harm to give invalid or unknown names here.
1799 #
1800
1801 AC_ARG_WITH([static-libs],
1802         [AS_HELP_STRING([--with-static-libs=LIBS],
1803                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1804         [AS_IF([test $withval],
1805                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1806                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1807                         eval LINK_$lib=STATIC
1808                 done], [])],
1809         [])
1810
1811 #
1812 # WORKAROUND:
1813 #   until we have organized other internal subsystems (as util, registry
1814 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1815 #   dynamically to samba programs.
1816 #
1817 LINK_LIBNETAPI=STATIC
1818
1819 LINK_LIBSMBCLIENT=STATIC
1820
1821 #
1822 #  The library versions are hardcoded here
1823 #  and filled into the LIBFOO_SOVER variable.
1824 #
1825 #  TODO: for talloc and tdb (at least), these should
1826 #  be extracted from their respective source directories
1827 #
1828 AC_ARG_ENABLE(external_libtalloc,
1829         [AS_HELP_STRING([--enable-external-libtalloc],
1830                 [Enable external talloc [default=auto]])],
1831         [ enable_external_libtalloc=$enableval ],
1832         [ enable_external_libtalloc=auto ])
1833
1834 if test "x$enable_external_libtalloc" != xno
1835 then
1836         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1837                 [ enable_external_libtalloc=yes ],
1838                 [ if test x$enable_external_libtalloc = xyes; then
1839                         AC_MSG_ERROR([Unable to find libtalloc])
1840                   else
1841                         enable_external_libtalloc=no
1842                   fi
1843                 ])
1844 fi
1845
1846 if test "x$enable_external_libtalloc" = xno
1847 then
1848         m4_include(../lib/talloc/libtalloc.m4)
1849         LINK_LIBTALLOC=STATIC
1850         LIBTALLOCVERSION=`grep ^VERSION ${tallocdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1851         SMB_LIBRARY(talloc, 2, ${LIBTALLOCVERSION})
1852         LIBTALLOC_OBJ0=""
1853         for obj in ${TALLOC_OBJ}; do
1854                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1855         done
1856         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1857         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1858         AC_SUBST(LIBTALLOC_OBJ0)
1859
1860         TALLOCTORT="bin/talloctort"
1861         AC_SUBST(TALLOCTORT)
1862 fi
1863
1864
1865 AC_ARG_ENABLE(external_libtdb,
1866         [AS_HELP_STRING([--enable-external-libtdb],
1867                 [Enable external tdb [default=auto]])],
1868                 [ enable_external_libtdb=$enableval ],
1869                 [ enable_external_libtdb=auto ])
1870
1871 if test "x$enable_external_libtdb" != xno
1872 then
1873         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.6,
1874                 [ enable_external_libtdb=yes ],
1875                 [
1876                 if test x$enable_external_libtdb = xyes; then
1877                         AC_MSG_ERROR([Unable to find libtdb])
1878                 else
1879                         enable_external_libtdb=no
1880                 fi
1881                 ])
1882 fi
1883
1884 AC_SUBST(LIBTDB_OBJ0)
1885 if test "x$enable_external_libtdb" = xno
1886 then
1887         m4_include(../lib/tdb/libtdb.m4)
1888         LINK_LIBTDB=STATIC
1889         LIBTDBVERSION=`grep ^VERSION ${tdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1890         SMB_LIBRARY(tdb, 1, ${LIBTDBVERSION})
1891         LIBTDB_OBJ0=""
1892         LIBTDB_LIBS="$LIBTDB_LIBS $TDB_DEPS"
1893         for obj in ${TDB_OBJ}; do
1894                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1895         done
1896         AC_SUBST(LIBTDB_OBJ0)
1897         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1898         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
1899
1900         TDBBACKUP="bin/tdbbackup"
1901         AC_SUBST(TDBBACKUP)
1902         TDBDUMP="bin/tdbdump"
1903         AC_SUBST(TDBDUMP)
1904         TDBRESTORE="bin/tdbrestore"
1905         AC_SUBST(TDBRESTORE)
1906         TDBTOOL="bin/tdbtool"
1907         AC_SUBST(TDBTOOL)
1908         TDBTORTURE="bin/tdbtorture"
1909         AC_SUBST(TDBTORTURE)
1910 fi
1911
1912 AC_ARG_ENABLE(external_libntdb,
1913         [AS_HELP_STRING([--enable-external-libntdb],
1914                 [Enable external ntdb [default=auto]])],
1915                 [ enable_external_libntdb=$enableval ],
1916                 [ enable_external_libntdb=auto ])
1917
1918 if test "x$enable_external_libntdb" != xno
1919 then
1920         PKG_CHECK_MODULES(LIBNTDB, ntdb >= 1.0,
1921                 [ enable_external_libntdb=yes ],
1922                 [
1923                 if test x$enable_external_libntdb = xyes; then
1924                         AC_MSG_ERROR([Unable to find libntdb])
1925                 else
1926                         enable_external_libntdb=no
1927                 fi
1928                 ])
1929 fi
1930
1931 AC_SUBST(LIBNTDB_OBJ0)
1932 if test "x$enable_external_libntdb" = xno
1933 then
1934         m4_include(../lib/ntdb/libntdb.m4)
1935         LINK_LIBNTDB=STATIC
1936         LIBNTDBVERSION=`grep ^VERSION ${ntdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1937         SMB_LIBRARY(ntdb, 1, ${LIBNTDBVERSION})
1938         LIBNTDB_OBJ0=""
1939         LIBNTDB_LIBS="$LIBNTDB_LIBS $NTDB_DEPS"
1940         for obj in ${NTDB_OBJ}; do
1941                 LIBNTDB_OBJ0="${LIBNTDB_OBJ0} ${ntdbdir}/${obj}"
1942         done
1943         AC_SUBST(LIBNTDB_OBJ0)
1944         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${NTDB_CFLAGS}"
1945         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${NTDB_CFLAGS}"
1946
1947         NTDBBACKUP="bin/ntdbbackup"
1948         AC_SUBST(NTDBBACKUP)
1949         NTDBDUMP="bin/ntdbdump"
1950         AC_SUBST(NTDBDUMP)
1951         NTDBRESTORE="bin/ntdbrestore"
1952         AC_SUBST(NTDBRESTORE)
1953         NTDBTOOL="bin/ntdbtool"
1954         AC_SUBST(NTDBTOOL)
1955         NTDBTORTURE="bin/ntdbtorture"
1956         AC_SUBST(NTDBTORTURE)
1957 fi
1958
1959 SMB_LIBRARY(netapi, 0)
1960 SMB_LIBRARY(smbclient, 0)
1961 SMB_LIBRARY(smbsharemodes, 0)
1962
1963
1964 ################
1965
1966 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1967 AC_TRY_RUN([#include <stdio.h>
1968 main() { long long x = 1000000; x *= x; return(((x/1000000) == 1000000)? 0: 1); }],
1969 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1970 if test x"$samba_cv_have_longlong" = x"yes"; then
1971     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1972     AC_CHECK_TYPE(intptr_t, unsigned long long)
1973 else
1974     AC_CHECK_TYPE(intptr_t, unsigned long)
1975 fi
1976
1977 #
1978 # Check if the compiler supports the LL prefix on long long integers.
1979 # AIX needs this.
1980
1981 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1982     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1983         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1984 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1985    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1986 fi
1987
1988
1989 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1990 AC_TRY_RUN([#include <time.h>
1991 main() { return((sizeof(time_t) == 8) ? 0 : 1); }],
1992 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1993 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1994     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1995 fi
1996
1997 AC_CACHE_CHECK([for TIME_T_MAX],samba_cv_TIME_T_MAX,[
1998 AC_TRY_RUN([#include <time.h>
1999 main() {
2000         struct tm *tm;
2001         if (sizeof(time_t) == 8) {
2002                 time_t max_time = 0x7fffffffffffffffll;
2003                 tm = gmtime(&max_time);
2004                 /* This should fail with 32-bit tm_year. */
2005                 if (tm == NULL) {
2006                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
2007                         max_time = 67768036191676799ll;
2008                         tm = gmtime(&max_time);
2009                         if (tm) {
2010                                 return(0);
2011                         }
2012                 }
2013         }
2014         return(1);
2015 }],
2016 samba_cv_TIME_T_MAX=yes,samba_cv_TIME_T_MAX=no,samba_cv_TIME_T_MAX=cross)])
2017 if test x"$samba_cv_TIME_T_MAX" = x"yes"; then
2018     AC_DEFINE(TIME_T_MAX,67768036191676799ll,[The maximum value of the 'time_t' type])
2019 fi
2020
2021
2022 #
2023 # As a gating factor for large file support, in order to
2024 # use >4GB files we must have the following minimal support
2025 # available: a 64 bit off_t
2026 # If we don't have all of these then fail the build
2027 #
2028
2029 AC_MSG_CHECKING([if large file support can be enabled])
2030 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2031 AC_TRY_RUN([#include <stdio.h>
2032 #include <sys/stat.h>
2033 main() { return((sizeof(off_t) == 8) ? 0 : 1); }],
2034 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2035 if test x"$samba_cv_SIZEOF_OFF_T" = x"no"; then
2036     AC_MSG_ERROR(["large file support support not available: sizeof(off_t) != 8"])
2037 fi
2038
2039 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2040 AC_TRY_RUN([
2041 #if defined(HAVE_UNISTD_H)
2042 #include <unistd.h>
2043 #endif
2044 #include <stdio.h>
2045 #include <sys/stat.h>
2046 main() { return((sizeof(ino_t) == 8) ? 0 : 1); }],
2047 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2048 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2049     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2050 fi
2051
2052 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2053 AC_TRY_RUN([
2054 #if defined(HAVE_UNISTD_H)
2055 #include <unistd.h>
2056 #endif
2057 #include <stdio.h>
2058 #include <sys/stat.h>
2059 main() { return((sizeof(dev_t) == 8) ? 0 : 1); }],
2060 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2061 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2062     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2063 fi
2064
2065 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2066 AC_TRY_RUN([
2067 #if defined(HAVE_UNISTD_H)
2068 #include <unistd.h>
2069 #endif
2070 #include <sys/types.h>
2071 main() { dev_t dev; int i = major(dev); return 0; }],
2072 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2073 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2074     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2075 fi
2076
2077 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2078 AC_TRY_RUN([
2079 #if defined(HAVE_UNISTD_H)
2080 #include <unistd.h>
2081 #endif
2082 #include <sys/types.h>
2083 main() { dev_t dev; int i = minor(dev); return 0; }],
2084 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2085 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2086     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2087 fi
2088
2089 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2090 AC_TRY_RUN([
2091 #if defined(HAVE_UNISTD_H)
2092 #include <unistd.h>
2093 #endif
2094 #include <sys/types.h>
2095 main() { dev_t dev = makedev(1,2); return 0; }],
2096 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2097 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2098     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2099 fi
2100
2101 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2102 AC_TRY_COMPILE([#include <sys/types.h>
2103 #include <dirent.h>
2104 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2105 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2106 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2107     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2108 fi
2109
2110 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2111 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2112 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2113 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2114     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2115 fi
2116
2117 if test x"$libreplace_cv_HAVE_CLOCK_GETTIME_IN_LIBRT" = xyes ; then
2118         LIBS="$LIBS -lrt"
2119 fi
2120
2121 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2122 AC_TRY_RUN([#include <sys/types.h>
2123 #include <dirent.h>
2124 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2125 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2126 di->d_name[0] == 0) return(0); return(1);} ],
2127 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2128 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2129     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2130 fi
2131
2132 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2133 AC_TRY_COMPILE([#include <sys/types.h>
2134 #include <utime.h>],
2135 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; return(utime("foo.c",&tbuf));],
2136 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2137 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2138     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2139 fi
2140
2141 ##############
2142 # Check utmp details, but only if our OS offers utmp.h
2143 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2144 dnl  utmp and utmpx come in many flavours
2145 dnl  We need to check for many of them
2146 dnl  But we don't need to do each and every one, because our code uses
2147 dnl  mostly just the utmp (not utmpx) fields.
2148
2149 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2150
2151 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2152 AC_TRY_COMPILE([#include <sys/types.h>
2153 #include <utmp.h>],
2154 [struct utmp ut;  ut.ut_name[0] = 'a';],
2155 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2156 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2157     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2158 fi
2159
2160 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2161 AC_TRY_COMPILE([#include <sys/types.h>
2162 #include <utmp.h>],
2163 [struct utmp ut;  ut.ut_user[0] = 'a';],
2164 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2165 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2166     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2167 fi
2168
2169 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2170 AC_TRY_COMPILE([#include <sys/types.h>
2171 #include <utmp.h>],
2172 [struct utmp ut;  ut.ut_id[0] = 'a';],
2173 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2174 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2175     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2176 fi
2177
2178 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2179 AC_TRY_COMPILE([#include <sys/types.h>
2180 #include <utmp.h>],
2181 [struct utmp ut;  ut.ut_host[0] = 'a';],
2182 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2183 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2184     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2185 fi
2186
2187 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2188 AC_TRY_COMPILE([#include <sys/types.h>
2189 #include <utmp.h>],
2190 [struct utmp ut;  time_t t; ut.ut_time = t;],
2191 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2192 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2193     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2194 fi
2195
2196 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2197 AC_TRY_COMPILE([#include <sys/types.h>
2198 #include <utmp.h>],
2199 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2200 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2201 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2202     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2203 fi
2204
2205 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2206 AC_TRY_COMPILE([#include <sys/types.h>
2207 #include <utmp.h>],
2208 [struct utmp ut;  ut.ut_type = 0;],
2209 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2210 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2211     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2212 fi
2213
2214 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2215 AC_TRY_COMPILE([#include <sys/types.h>
2216 #include <utmp.h>],
2217 [struct utmp ut;  ut.ut_pid = 0;],
2218 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2219 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2220     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2221 fi
2222
2223 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2224 AC_TRY_COMPILE([#include <sys/types.h>
2225 #include <utmp.h>],
2226 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2227 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2228 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2229     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2230 fi
2231
2232 dnl Look for the IPv6 varient by preference. Many systems have both.
2233 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2234 AC_TRY_COMPILE([#include <sys/types.h>
2235 #include <utmp.h>],
2236 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2237 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2238 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2239     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2240 fi
2241
2242 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2243 AC_TRY_COMPILE([#include <sys/types.h>
2244 #include <utmp.h>],
2245 [struct utmp ut;  ut.ut_addr = 0;],
2246 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2247 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2248     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2249 fi
2250
2251 if test x$ac_cv_func_pututline = xyes ; then
2252   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2253   AC_TRY_COMPILE([#include <sys/types.h>
2254 #include <utmp.h>],
2255   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2256   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2257   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2258       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2259   fi
2260 fi
2261
2262 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2263 AC_TRY_COMPILE([#include <sys/types.h>
2264 #include <utmpx.h>],
2265 [struct utmpx ux;  ux.ut_syslen = 0;],
2266 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2267 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2268     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2269 fi
2270
2271 fi
2272 # end utmp details
2273
2274 AC_CACHE_CHECK([for linux fallocate],samba_cv_HAVE_LINUX_FALLOCATE,[
2275 AC_TRY_COMPILE([
2276 #if defined(HAVE_UNISTD_H)
2277 #include <unistd.h>
2278 #endif
2279 #include <sys/types.h>
2280 #define _GNU_SOURCE
2281 #include <fcntl.h>
2282 #if defined(HAVE_LINUX_FALLOC_H)
2283 #include <linux/falloc.h>
2284 #endif],
2285 [int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);],
2286 samba_cv_HAVE_LINUX_FALLOCATE=yes,samba_cv_HAVE_LINUX_FALLOCATE=no)])
2287 if test x"$samba_cv_HAVE_LINUX_FALLOCATE" = x"yes" && test x"$ac_cv_func_fallocate" = x"yes"; then
2288     AC_DEFINE(HAVE_LINUX_FALLOCATE,1,[Whether the Linux 'fallocate' function is available])
2289 fi
2290
2291 AC_CACHE_CHECK([for getcwd takes NULL],samba_cv_GETCWD_TAKES_NULL,[
2292 AC_TRY_RUN([
2293 #if defined(HAVE_UNISTD_H)
2294 #include <unistd.h>
2295 #endif
2296 main() { char *s = getcwd(NULL,0); if (s) return(0); return(1); }],
2297 samba_cv_GETCWD_TAKES_NULL=yes,samba_cv_GETCWD_TAKES_NULL=no,samba_cv_GETCWD_TAKES_NULL=cross)])
2298 if test x"$samba_cv_GETCWD_TAKES_NULL" = x"yes"; then
2299     AC_DEFINE(GETCWD_TAKES_NULL,1,[Whether the getcwd function takes NULL as an argument])
2300 fi
2301
2302 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2303 AC_ARG_WITH(libiconv,
2304 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2305 [
2306   if test "$withval" = "no" ; then
2307     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2308   else
2309      if test "$withval" != "yes" ; then
2310         ICONV_PATH_SPEC=yes
2311         ICONV_LOOK_DIRS="$withval"
2312      fi
2313   fi
2314 ])
2315
2316 for i in $ICONV_LOOK_DIRS ; do
2317
2318     save_LIBS="$LIBS"
2319     save_LDFLAGS="$LDFLAGS"
2320     save_CPPFLAGS="$CPPFLAGS"
2321
2322     iconv_current_LIBS=""
2323     iconv_current_LDFLAGS=""
2324     iconv_current_CPPFLAGS=""
2325
2326     ICONV_FOUND="no"
2327     unset libext
2328
2329     #  This is here to handle -withval stuff for --with-libiconv
2330     #  Perhaps we should always add a -L
2331     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2332
2333     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2334     # installation paths. This gets a little tricky since we might have iconv
2335     # in both libiconv and in libc. In this case the jm_ICONV test will always
2336     # succeed when the header is found. To counter this, make sure the
2337     # library directory is there and check the ABI directory first (which
2338     # should be harmless on other systems, but causes tons of linker warnings on
2339     # 64bit Ubuntu systems).
2340     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2341     # installed, I've decided to fix the linker warnings.
2342     # -- Kai
2343     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2344     for l in "lib" "lib32" "lib/hpux32"; do
2345         if test -d "$i/$l" ; then
2346                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2347                 LIBS=
2348                 export LDFLAGS LIBS CPPFLAGS
2349                 # Try to find iconv(3)
2350                 jm_ICONV($i/$l)
2351                 if test x"$ICONV_FOUND" = "xyes" ; then
2352                     libext="$l"
2353                     break
2354                 fi
2355         fi
2356     done
2357
2358     if test x"$ICONV_FOUND" = "xyes" ; then
2359         iconv_current_LDFLAGS="-L$i/$libext"
2360         iconv_current_CPPFLAGS="-I$i/include"
2361
2362         if test x"$jm_cv_lib_iconv" != x; then
2363             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2364         else
2365             # We found iconv in libc.
2366             iconv_current_LIBS=""
2367         fi
2368
2369     fi
2370
2371     if test x"$ICONV_FOUND" = "xyes" ; then
2372
2373         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2374         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2375         LIBS="$save_LIBS $iconv_current_LIBS"
2376         export LDFLAGS LIBS CPPFLAGS
2377
2378         default_dos_charset=no
2379         default_unix_charset=no
2380
2381         # check for default dos charset name
2382         for j in CP850 IBM850 ; do
2383             rjs_CHARSET($j)
2384             default_dos_charset="$ICONV_CHARSET"
2385             if test x"$default_dos_charset" = x"$j"; then
2386                 break
2387             fi
2388         done
2389
2390         # check for default unix charset name
2391         for j in UTF-8 UTF8 ; do
2392             rjs_CHARSET($j)
2393             default_unix_charset="$ICONV_CHARSET"
2394             if test x"$default_unix_charset" = x"$j"; then
2395                 break
2396             fi
2397         done
2398
2399         if test "$default_dos_charset" != "no" -a \
2400                 "$default_dos_charset" != "cross" -a \
2401                 "$default_unix_charset" != "no" -a \
2402                 "$default_unix_charset" != "cross"
2403         then
2404                 samba_cv_HAVE_NATIVE_ICONV=yes
2405         else
2406             if test "$default_dos_charset" = "cross" -o \
2407                      "$default_unix_charset" = "cross"
2408             then
2409                     samba_cv_HAVE_NATIVE_ICONV=cross
2410             else
2411                     samba_cv_HAVE_NATIVE_ICONV=no
2412             fi
2413         fi
2414
2415         # At this point, we have a libiconv candidate. We know that
2416         # we have the right headers and libraries, but we don't know
2417         # whether it does the conversions we want. We can't test this
2418         # because we are cross-compiling. This is not necessarily a big
2419         # deal, since we can't guarantee that the results we get now will
2420         # match the results we get at runtime anyway.
2421         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2422             default_dos_charset="CP850"
2423             default_unix_charset="UTF-8"
2424             samba_cv_HAVE_NATIVE_ICONV=yes
2425             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2426             AC_MSG_WARN([$default_dos_charset and $default_unix_charset to UCS-16LE])
2427         fi
2428
2429         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2430
2431             CPPFLAGS=$save_CPPFLAGS
2432             LDFLAGS=$save_LDFLAGS
2433             LIBS=$save_LIBS
2434
2435             if test x"$iconv_current_LIBS" != x; then
2436                 LIBS="$LIBS $iconv_current_LIBS"
2437             fi
2438
2439             # Add the flags we need to CPPFLAGS and LDFLAGS
2440             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2441             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2442
2443             # Turn the #defines into string literals
2444             default_dos_charset="\"$default_dos_charset\""
2445             default_unix_charset="\"$default_unix_charset\""
2446
2447             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2448             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2449             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2450
2451            break
2452         fi
2453
2454     # We didn't find a working iconv, so keep going
2455     fi
2456
2457     #  We only need to clean these up here for the next pass through the loop
2458     CPPFLAGS=$save_CPPFLAGS
2459     LDFLAGS=$save_LDFLAGS
2460     LIBS=$save_LIBS
2461     export LDFLAGS LIBS CPPFLAGS
2462 done
2463 unset libext
2464
2465
2466 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2467     AC_MSG_WARN([Sufficient support for iconv function was not found.
2468     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2469    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2470    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2471 fi
2472
2473
2474 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2475 AC_TRY_RUN([
2476 #include <sys/types.h>
2477 #include <fcntl.h>
2478 #ifndef F_GETLEASE
2479 #define F_GETLEASE      1025
2480 #endif
2481 main() {
2482        int fd = open("/dev/null", O_RDONLY);
2483        return fcntl(fd, F_GETLEASE, 0) == -1;
2484 }
2485 ],
2486 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2487 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2488     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2489 fi
2490
2491 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2492 AC_TRY_RUN([
2493 #include <sys/types.h>
2494 #include <fcntl.h>
2495 #include <signal.h>
2496 #ifndef F_NOTIFY
2497 #define F_NOTIFY 1026
2498 #endif
2499 main() {
2500         return(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2501 }
2502 ],
2503 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2504 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2505     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2506 fi
2507
2508 AC_CHECK_HEADER(sys/inotify.h)
2509
2510 if test x"ac_cv_header_sys_inotify_h" = x"yes"; then
2511     AC_DEFINE(HAVE_INOTIFY,1,[For inotify support])
2512 fi
2513
2514 #################################################
2515 # Check if FAM notifications are available. For FAM info, see
2516 #       http://oss.sgi.com/projects/fam/
2517 #       http://savannah.nongnu.org/projects/fam/
2518 AC_ARG_ENABLE(fam,
2519 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2520
2521 if test x$enable_fam != xno; then
2522     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2523     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2524         # On IRIX, libfam requires libC, but other FAM implementations
2525         # might not need it.
2526         AC_CHECK_LIB(fam, FAMOpen2,
2527             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2528             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2529             [samba_cv_HAVE_LIBFAM=no])
2530
2531         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2532             samba_fam_xtra=-lC
2533             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2534                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2535                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2536                 [samba_cv_HAVE_LIBFAM=no])
2537             unset samba_fam_xtra
2538         fi
2539     fi
2540     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2541         default_shared_modules="$default_shared_modules vfs_notify_fam"
2542         AC_TRY_COMPILE([#include <fam.h>],
2543                     [enum FAMCodes code = FAMChanged;],
2544                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2545                         [Whether fam.h contains a typedef for enum FAMCodes]),
2546                     [])
2547     fi
2548
2549     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2550         AC_CHECK_LIB(fam, FAMNoExists,
2551             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2552     fi
2553
2554     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2555         AC_MSG_ERROR(FAM support requested but FAM library not available )
2556     fi
2557 fi
2558
2559 AC_SUBST(SMB_FAM_LIBS)
2560
2561 #################################################
2562 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2563
2564
2565 with_dmapi_support=auto
2566 AC_MSG_CHECKING(whether to use DMAPI support)
2567 AC_ARG_WITH(dmapi,
2568 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2569 [ case "$withval" in
2570   yes|no)
2571     with_dmapi_support=$withval
2572     ;;
2573   esac ]
2574 )
2575 AC_MSG_RESULT([$with_dmapi_support])
2576
2577 if test x"$with_dmapi_support" != xno ; then
2578         SMB_CHECK_DMAPI([], [
2579                 AC_MSG_NOTICE(DMAPI support not present)
2580                 if test x"$with_dmapi_support" = xyes ; then
2581                         AC_MSG_ERROR(no DMAPI support found but requested!)
2582                 fi
2583                 ]
2584         )
2585 fi
2586
2587 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2588 # Theoretically it should work with AIX JFS2 too but this needs testing
2589 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2590     default_shared_modules="$default_shared_modules vfs_tsmsm"
2591 fi
2592
2593 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2594 AC_TRY_RUN([
2595 #include <sys/types.h>
2596 #include <fcntl.h>
2597 #include <signal.h>
2598 #include <sys/file.h>
2599 #ifndef LOCK_MAND
2600 #define LOCK_MAND       32
2601 #define LOCK_READ       64
2602 #endif
2603 main() {
2604         return(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2605 }
2606 ],
2607 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2608 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2609     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2610 fi
2611
2612
2613 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2614 AC_TRY_COMPILE([#include <sys/types.h>
2615 #include <fcntl.h>],
2616 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2617 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2618 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2619     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2620 fi
2621
2622 #################################################
2623 # Check for POSIX capability support
2624
2625 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2626     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2627     [], [])
2628
2629 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2630
2631     ac_save_LIBS=$LIBS
2632     AC_LIBTESTFUNC(cap, cap_get_proc)
2633
2634     AC_CACHE_CHECK([for POSIX capabilities],
2635             samba_cv_HAVE_POSIX_CAPABILITIES,
2636             [
2637                 AC_TRY_RUN([
2638 #include <sys/types.h>
2639 #include <sys/capability.h>
2640 main() {
2641  cap_t cap;
2642  cap_value_t vals[1];
2643  if (!(cap = cap_get_proc()))
2644    return(1);
2645  vals[0] = CAP_CHOWN;
2646  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2647  cap_set_proc(cap);
2648  return(0);
2649 }],
2650                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2651                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2652                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2653             ])
2654
2655 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2656     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2657             [Whether POSIX capabilities are available])
2658 else
2659     LIBS=$ac_save_LIBS
2660 fi
2661
2662 fi
2663
2664 #
2665 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2666 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2667 #
2668
2669 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_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 [int16 testvar;],
2675 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2676 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2677     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2678 fi
2679
2680 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2681 AC_TRY_COMPILE([#include <sys/types.h>
2682 #if defined(HAVE_RPC_RPC_H)
2683 #include <rpc/rpc.h>
2684 #endif],
2685 [uint16 testvar;],
2686 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2687 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2688     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2689 fi
2690
2691 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_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 [int32 testvar;],
2697 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2698 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2699     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2700 fi
2701
2702 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2703 AC_TRY_COMPILE([#include <sys/types.h>
2704 #if defined(HAVE_RPC_RPC_H)
2705 #include <rpc/rpc.h>
2706 #endif],
2707 [uint32 testvar;],
2708 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2709 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2710     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2711 fi
2712
2713 dnl
2714 dnl Some systems (SCO) have a problem including
2715 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2716 dnl as a #define in <prot.h> and as part of an enum
2717 dnl in <rpc/rpc.h>.
2718 dnl
2719
2720 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2721 AC_TRY_COMPILE([#include <sys/types.h>
2722 #ifdef HAVE_SYS_SECURITY_H
2723 #include <sys/security.h>
2724 #include <prot.h>
2725 #endif  /* HAVE_SYS_SECURITY_H */
2726 #if defined(HAVE_RPC_RPC_H)
2727 #include <rpc/rpc.h>
2728 #endif],
2729 [int testvar;],
2730 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2731 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2732     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2733 fi
2734
2735 AC_MSG_CHECKING([for test routines])
2736 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2737            AC_MSG_RESULT(yes),
2738            AC_MSG_ERROR([cant find test code. Aborting config]),
2739            AC_MSG_WARN([cannot run when cross-compiling]))
2740
2741 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2742 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2743            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2744 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2745     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2746 fi
2747
2748 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2749 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2750            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2751 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2752     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2753 fi
2754
2755 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2756 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2757 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2758 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2759 AC_CHECK_FUNCS(getpagesize)
2760
2761 ################################################
2762 # look for a method of setting the effective uid
2763 seteuid=no;
2764
2765 ################################################
2766 # Start by checking for 32-bit system call definitions on Linux.
2767
2768 case "$host_os" in
2769 *linux*)
2770 AC_CACHE_CHECK([for Linux 32-bit system calls],samba_cv_USE_LINUX_32BIT_SYSCALLS,[
2771 AC_TRY_COMPILE([
2772 #if defined(HAVE_UNISTD_H)
2773 #include <unistd.h>
2774 #endif
2775 #include <stdlib.h>
2776 #include <stdio.h>
2777 #include <sys/types.h>
2778 #include <errno.h>
2779
2780 #ifdef HAVE_SYS_PRIV_H
2781 #include <sys/priv.h>
2782 #endif
2783 #ifdef HAVE_SYS_ID_H
2784 #include <sys/id.h>
2785 #endif
2786
2787 #if defined(HAVE_SYSCALL_H)
2788 #include <syscall.h>
2789 #endif
2790
2791 #if defined(HAVE_SYS_SYSCALL_H)
2792 #include <sys/syscall.h>
2793 #endif
2794 ],
2795 [
2796 syscall(SYS_setresuid32, -1, -1, -1);
2797 syscall(SYS_setresgid32, -1, -1, -1);
2798 syscall(SYS_setreuid32, -1, -1);
2799 syscall(SYS_setregid32, -1, -1);
2800 syscall(SYS_setuid32, -1);
2801 syscall(SYS_setgid32, -1);
2802 syscall(SYS_setgroups32, 0, NULL);
2803 ], samba_cv_USE_LINUX_32BIT_SYSCALLS=yes,samba_cv_USE_LINUX_32BIT_SYSCALLS=no,samba_cv_USE_LINUX_32BIT_SYSCALLS=cross)])
2804
2805 if test x"$samba_cv_USE_LINUX_32BIT_SYSCALLS" = x"yes"; then
2806     AC_DEFINE(USE_LINUX_32BIT_SYSCALLS,1,[Use Linux 32-bit system calls])
2807     AC_CACHE_CHECK([for Linux thread-specific credentials with 32-bit system calls],samba_cv_USE_LINUX_THREAD_CREDENTIALS,[
2808     AC_TRY_RUN([
2809 #define AUTOCONF_TEST 1
2810 #define USE_LINUX_THREAD_CREDENTIALS 1
2811 #define USE_LINUX_32BIT_SYSCALLS 1
2812 #include "${srcdir-.}/../lib/util/setid.c"
2813 #include "${srcdir-.}/lib/util_sec.c"],
2814            samba_cv_USE_LINUX_THREAD_CREDENTIALS=yes,samba_cv_USE_LINUX_THREAD_CREDENTIALS=no,samba_cv_USE_LINUX_THREAD_CREDENTIALS=cross)])
2815 if test x"$samba_cv_USE_LINUX_THREAD_CREDENTIALS" = x"yes"; then
2816     seteuid=yes;
2817     AC_DEFINE(USE_LINUX_THREAD_CREDENTIALS,1,[Whether we can use Linux thread-specific credentials with 32-bit system calls])
2818 fi
2819 fi
2820
2821 if test $seteuid = no; then
2822 AC_CACHE_CHECK([for Linux thread-specific credentials],samba_cv_USE_LINUX_THREAD_CREDENTIALS,[
2823 AC_TRY_RUN([
2824 #define AUTOCONF_TEST 1
2825 #define USE_LINUX_THREAD_CREDENTIALS 1
2826 #include "${srcdir-.}/../lib/util/setid.c"
2827 #include "${srcdir-.}/lib/util_sec.c"],
2828            samba_cv_USE_LINUX_THREAD_CREDENTIALS=yes,samba_cv_USE_LINUX_THREAD_CREDENTIALS=no,samba_cv_USE_LINUX_THREAD_CREDENTIALS=cross)])
2829 if test x"$samba_cv_USE_LINUX_THREAD_CREDENTIALS" = x"yes"; then
2830     seteuid=yes;AC_DEFINE(USE_LINUX_THREAD_CREDENTIALS,1,[Whether we can use Linux thread-specific credentials])
2831 fi
2832 fi
2833
2834 ;;
2835 esac
2836
2837 if test $seteuid = no; then
2838 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2839 AC_TRY_RUN([
2840 #define AUTOCONF_TEST 1
2841 #define USE_SETREUID 1
2842 #include "confdefs.h"
2843 #include "${srcdir-.}/../lib/util/setid.c"
2844 #include "${srcdir-.}/lib/util_sec.c"],
2845            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2846 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2847     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2848 fi
2849 fi
2850
2851 # we check for setresuid second as it conflicts with AIO on Linux. 
2852 # see http://samba.org/~tridge/junkcode/aio_uid.c
2853 if test $seteuid = no; then
2854 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2855 AC_TRY_RUN([
2856 #define AUTOCONF_TEST 1
2857 #define USE_SETRESUID 1
2858 #include "confdefs.h"
2859 #include "${srcdir-.}/../lib/util/setid.c"
2860 #include "${srcdir-.}/lib/util_sec.c"],
2861            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2862 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2863     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2864 fi
2865 fi
2866
2867 if test $seteuid = no; then
2868 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2869 AC_TRY_RUN([
2870 #define AUTOCONF_TEST 1
2871 #define USE_SETEUID 1
2872 #include "confdefs.h"
2873 #include "${srcdir-.}/../lib/util/setid.c"
2874 #include "${srcdir-.}/lib/util_sec.c"],
2875            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2876 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2877     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2878 fi
2879 fi
2880
2881 if test $seteuid = no; then
2882 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2883 AC_TRY_RUN([
2884 #define AUTOCONF_TEST 1
2885 #define USE_SETUIDX 1
2886 #include "confdefs.h"
2887 #include "${srcdir-.}/../lib/util/setid.c"
2888 #include "${srcdir-.}/lib/util_sec.c"],
2889            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2890 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2891     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2892 fi
2893 fi
2894
2895 AC_CACHE_CHECK([for the Darwin initgroups system call],
2896         samba_cv_DARWIN_INITGROUPS,
2897         AC_TRY_LINK([
2898 #include <sys/syscall.h>
2899 #include <unistd.h>
2900         ],
2901         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2902         samba_cv_DARWIN_INITGROUPS=yes,
2903         samba_cv_DARWIN_INITGROUPS=no)
2904 )
2905
2906 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2907     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2908         [Whether to use the Darwin-specific initgroups system call])
2909 fi
2910
2911 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2912 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2913            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2914 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2915     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2916 fi
2917
2918 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
2919 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
2920 AC_TRY_COMPILE([
2921   #define _XOPEN_SOURCE 600
2922   #include <stdlib.h>
2923   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
2924   #error probably broken posix_fallocate
2925   #endif
2926 ], [
2927 ], 
2928 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
2929 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
2930         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE, 1, Whether we have a broken posix_fallocate)
2931 fi
2932
2933
2934 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2935 AC_TRY_COMPILE([#include <sys/types.h>
2936 #include <sys/stat.h>
2937 #include <unistd.h>],
2938 [struct stat st;  st.st_blocks = 0;],
2939 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2940 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2941     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2942 fi
2943
2944 AC_CACHE_CHECK([for 32 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_4,[
2945 AC_TRY_RUN([
2946 #if defined(HAVE_UNISTD_H)
2947 #include <unistd.h>
2948 #endif
2949 #include <stdio.h>
2950 #include <sys/types.h>
2951 #include <sys/stat.h>
2952 main() { return((sizeof(blkcnt_t) == 4) ? 0 : 1); }],
2953 samba_cv_SIZEOF_BLKCNT_T_4=yes,samba_cv_SIZEOF_BLKCNT_T_4=no,samba_cv_SIZEOF_BLKCNT_T_4=cross)])
2954 if test x"$samba_cv_SIZEOF_BLKCNT_T_4" = x"yes"; then
2955     AC_DEFINE(SIZEOF_BLKCNT_T_4,1,[The size of the 'blkcnt_t' type])
2956 fi
2957
2958 AC_CACHE_CHECK([for 64 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_8,[
2959 AC_TRY_RUN([
2960 #if defined(HAVE_UNISTD_H)
2961 #include <unistd.h>
2962 #endif
2963 #include <stdio.h>
2964 #include <sys/types.h>
2965 #include <sys/stat.h>
2966 main() { return((sizeof(blkcnt_t) == 8) ? 0 : 1); }],
2967 samba_cv_SIZEOF_BLKCNT_T_8=yes,samba_cv_SIZEOF_BLKCNT_T_8=no,samba_cv_SIZEOF_BLKCNT_T_8=cross)])
2968 if test x"$samba_cv_SIZEOF_BLKCNT_T_8" = x"yes"; then
2969     AC_DEFINE(SIZEOF_BLKCNT_T_8,1,[The size of the 'blkcnt_t' type])
2970 fi
2971
2972 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2973 AC_TRY_COMPILE([#include <sys/types.h>
2974 #include <sys/stat.h>
2975 #include <unistd.h>],
2976 [struct stat st;  st.st_blksize = 0;],
2977 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2978 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2979     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2980 fi
2981
2982 AC_CACHE_CHECK([for st_flags in struct stat],
2983         samba_cv_HAVE_STAT_ST_FLAGS,
2984         [
2985             AC_TRY_COMPILE([#include <sys/types.h>
2986 #include <sys/stat.h>
2987 #include <unistd.h>],
2988             [struct stat st;  st.st_flags = 0;],
2989             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2990             samba_cv_HAVE_STAT_ST_FLAGS=no,
2991             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2992         ])
2993
2994 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2995     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2996                 [Whether the stat struct has a st_flags member])
2997 fi
2998
2999 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
3000 AC_TRY_COMPILE([
3001 #include <sys/types.h>
3002 #include <sys/acl.h>
3003 #if defined(HAVE_RPCSVC_NIS_H)
3004 #include <rpcsvc/nis.h>
3005 #endif],
3006 [int i;],
3007 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
3008 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
3009         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
3010 fi
3011
3012 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3013 AC_TRY_RUN([
3014 #include <stdio.h>
3015 #include <limits.h>
3016 #include <signal.h>
3017
3018 void exit_on_core(int ignored) {
3019         exit(1);
3020 }
3021
3022 main() {
3023         char *newpath;
3024         signal(SIGSEGV, exit_on_core);
3025         newpath = realpath("/tmp", NULL);
3026         return((newpath != NULL) ? 0 : 1);
3027 }
3028 ],
3029 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3030 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3031     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3032 fi
3033
3034 #################################################
3035 # check for AFS clear-text auth support
3036 samba_cv_WITH_AFS=no
3037 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3038 AC_ARG_WITH(afs,
3039 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3040 [ case "$withval" in
3041   yes|auto)
3042     AC_MSG_RESULT($withval)
3043     samba_cv_WITH_AFS=$withval
3044     ;;
3045   *)
3046     AC_MSG_RESULT(no)
3047     ;;
3048   esac ],
3049   AC_MSG_RESULT(no)
3050 )
3051
3052 ####################################################
3053 # check for Linux-specific AFS fake-kaserver support
3054 samba_cv_WITH_FAKE_KASERVER=no
3055 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3056 AC_ARG_WITH(fake-kaserver,
3057 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3058 [ case "$withval" in
3059   yes|auto)
3060     AC_MSG_RESULT($withval)
3061     samba_cv_WITH_FAKE_KASERVER=$withval
3062     ;;
3063   *)
3064     AC_MSG_RESULT(no)
3065     ;;
3066   esac ],
3067   AC_MSG_RESULT(no)
3068 )
3069
3070 #################################################
3071 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3072 if test x"$samba_cv_WITH_AFS" != x"no" ||
3073    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3074
3075     # see if this box has the OpenSSL DES libraries
3076     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3077
3078     # see if this box has the afs-headers in /usr/include/afs
3079     AC_MSG_CHECKING(for /usr/include/afs)
3080     if test -d /usr/include/afs; then
3081           AC_MSG_RESULT(yes)
3082     else
3083       AC_MSG_RESULT(no)
3084     fi
3085
3086     # check for afs.h
3087     have_afs_headers=no
3088     AC_CHECK_HEADERS(afs.h afs/afs.h)
3089     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3090         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3091            test x"$samba_cv_WITH_AFS" = x"auto"; then
3092                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3093         else
3094                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3095         fi
3096     else
3097         have_afs_headers=yes
3098     fi
3099 fi
3100
3101 FAKE_KASERVER_OBJ=""
3102 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3103     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3104     FAKE_KASERVER_OBJ="utils/net_afs.o"
3105 fi
3106 AC_SUBST(FAKE_KASERVER_OBJ)
3107
3108 #################################################
3109 # check whether to compile AFS/NT ACL mapping module
3110 samba_cv_WITH_VFS_AFSACL=no
3111 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3112 AC_ARG_WITH(vfs-afsacl,
3113 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3114 [ case "$withval" in
3115   yes|auto)
3116     AC_MSG_RESULT($withval)
3117     samba_cv_WITH_VFS_AFSACL=yes
3118     ;;
3119   *)
3120     AC_MSG_RESULT(no)
3121     ;;
3122   esac ],
3123   AC_MSG_RESULT(no)
3124 )
3125
3126 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3127    default_shared_modules="$default_shared_modules vfs_afsacl"
3128 fi
3129         
3130 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3131     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3132 fi
3133
3134 #################################################
3135 # check for the DFS clear-text auth system
3136 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3137 AC_ARG_WITH(dfs,
3138 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3139 [ case "$withval" in
3140   yes)
3141     AC_MSG_RESULT(yes)
3142     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3143     ;;
3144   *)
3145     AC_MSG_RESULT(no)
3146     ;;
3147   esac ],
3148   AC_MSG_RESULT(no)
3149 )
3150
3151 ########################################################
3152 # Compile with LDAP support?
3153
3154 with_ldap_support=auto
3155 AC_MSG_CHECKING([for LDAP support])
3156
3157 AC_ARG_WITH(ldap,
3158 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3159 [ case "$withval" in
3160     yes|no)
3161         with_ldap_support=$withval
3162         ;;
3163   esac ])
3164
3165 AC_MSG_RESULT($with_ldap_support)
3166
3167 SMBLDAP=""
3168 AC_SUBST(SMBLDAP)
3169
3170 if test x"$with_ldap_support" != x"no"; then
3171
3172   ##################################################################
3173   # first test for ldap.h and lber.h
3174   # (ldap.h is required for this test)
3175   AC_CHECK_HEADERS(ldap.h lber.h)
3176
3177   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3178         if test x"$with_ldap_support" = x"yes"; then
3179          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3180         else
3181          AC_MSG_WARN(ldap.h is needed for LDAP support)
3182         fi
3183         
3184         with_ldap_support=no
3185   fi
3186
3187   ##################################################################
3188   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3189   # unsigned int in include/includes.h
3190   case $host_os in
3191         *hpux*)
3192          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3193          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3194         with_ldap_support=yes
3195         ;;
3196         *)
3197         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3198         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3199                 if test x"$with_ldap_support" = x"yes"; then
3200                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3201                 else
3202                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3203                 fi
3204                 with_ldap_support=no
3205         fi
3206         ;;
3207   esac
3208 fi
3209
3210 if test x"$with_ldap_support" != x"no"; then
3211   ac_save_LIBS=$LIBS
3212
3213   ##################################################################
3214   # we might need the lber lib on some systems. To avoid link errors
3215   # this test must be before the libldap test
3216   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3217
3218   ########################################################
3219   # If ber_sockbuf_add_io() is available we can add
3220   # SASL wrapping hooks
3221   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3222
3223   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3224                  AC_TRY_COMPILE([#include <ldap.h>],
3225                                 [int val = LDAP_OPT_SOCKBUF;],
3226                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3227                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3228
3229   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3230           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3231         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3232   fi
3233
3234   #######################################################
3235   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3236   # ldap logging and print it out in the samba logs
3237   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3238                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3239                  [AC_TRY_COMPILE([#include <lber.h>],
3240                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3241                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3242                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3243
3244   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3245         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3246                   [Support for LDAP/LBER logging interception])
3247   fi
3248
3249   ########################################################
3250   # now see if we can find the ldap libs in standard paths
3251   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3252
3253   ########################################################
3254   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3255   # Check found in pam_ldap 145.
3256   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3257
3258   LIBS="$LIBS $LDAP_LIBS"
3259   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3260     AC_TRY_COMPILE([
3261         #include <lber.h>
3262         #include <ldap.h>],
3263         [ldap_set_rebind_proc(0, 0, 0);],
3264         [smb_ldap_cv_ldap_set_rebind_proc=3],
3265         [smb_ldap_cv_ldap_set_rebind_proc=2]
3266     )
3267   ])
3268
3269   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3270
3271   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3272
3273   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3274     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3275     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3276     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3277     default_shared_modules="$default_shared_modules";
3278     SMBLDAP="lib/smbldap.o"
3279     with_ldap_support=yes
3280     AC_MSG_CHECKING(whether LDAP support is used)
3281     AC_MSG_RESULT(yes)
3282   else
3283     if test x"$with_ldap_support" = x"yes"; then
3284         AC_MSG_ERROR(libldap is needed for LDAP support)
3285     else
3286         AC_MSG_WARN(libldap is needed for LDAP support)
3287     fi
3288
3289     LDAP_LIBS=""
3290     with_ldap_support=no
3291   fi
3292   LIBS=$ac_save_LIBS
3293 fi
3294
3295
3296 #################################################
3297 # active directory support
3298
3299 with_ads_support=auto
3300 AC_MSG_CHECKING([for Active Directory and krb5 support])
3301
3302 AC_ARG_WITH(ads,
3303 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3304 [ case "$withval" in
3305     yes|no)
3306         with_ads_support="$withval"
3307         ;;
3308   esac ])
3309
3310 AC_MSG_RESULT($with_ads_support)
3311
3312 FOUND_KRB5=no
3313 KRB5_LIBS=""
3314
3315 if test x"$with_ldap_support" != x"yes"; then
3316
3317     if test x"$with_ads_support" = x"yes"; then
3318         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3319     elif test x"$with_ads_support" = x"auto"; then
3320         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3321         with_ads_support=no
3322     fi
3323
3324 else
3325
3326     # Check to see whether there is enough LDAP functionality to be able
3327     # to build AD support.
3328
3329 # HPUX and Solaris only has ldap_init; ok, we take care of this in smbldap.c
3330 case "$host_os" in
3331         *hpux* | *solaris*)
3332     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3333
3334     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3335         if test x"$with_ads_support" = x"yes"; then
3336             AC_MSG_ERROR(Active Directory support on HPUX or Solaris requires ldap_init)
3337         elif test x"$with_ads_support" = x"auto"; then
3338             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX or Solaris))
3339             with_ads_support=no
3340         fi
3341     fi
3342     ;;
3343         *)
3344     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3345
3346     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3347         if test x"$with_ads_support" = x"yes"; then
3348             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3349         elif test x"$with_ads_support" = x"auto"; then
3350             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3351             with_ads_support=no
3352         fi
3353     fi
3354     ;;
3355 esac
3356
3357
3358     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3359
3360     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3361         if test x"$with_ads_support" = x"yes"; then
3362             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3363         elif test x"$with_ads_support" = x"auto"; then
3364             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3365             with_ads_support=no
3366         fi
3367     fi
3368
3369 fi
3370
3371 if test x"$with_ads_support" != x"no"; then
3372
3373   # Do no harm to the values of CFLAGS and LIBS while testing for
3374   # Kerberos support.
3375
3376   if test x$FOUND_KRB5 = x"no"; then
3377     #################################################
3378     # check for location of Kerberos 5 install
3379     AC_MSG_CHECKING(for kerberos 5 install path)
3380     AC_ARG_WITH(krb5,
3381     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3382     [ case "$withval" in
3383       no)
3384         AC_MSG_RESULT(no krb5-path given)
3385         ;;
3386       yes)
3387         AC_MSG_RESULT(/usr)
3388         ;;
3389       *)
3390         AC_MSG_RESULT($withval)
3391         KRB5_CFLAGS="-I$withval/include"
3392         KRB5_CPPFLAGS="-I$withval/include"
3393         KRB5_LDFLAGS="-L$withval/lib"
3394         FOUND_KRB5=yes
3395         if test -x "$withval/bin/krb5-config"; then
3396                 KRB5CONFIG=$withval/bin/krb5-config
3397         fi
3398         ;;
3399       esac ],
3400       AC_MSG_RESULT(no krb5-path given)
3401     )
3402   fi
3403
3404   #################################################
3405   # check for krb5-config from recent MIT and Heimdal kerberos 5
3406   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3407   AC_MSG_CHECKING(for working krb5-config)
3408   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3409     ac_save_CFLAGS=$CFLAGS
3410     CFLAGS="";export CFLAGS
3411     ac_save_LDFLAGS=$LDFLAGS
3412     LDFLAGS="";export LDFLAGS
3413     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3414     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3415     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3416     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3417     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3418     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3419     FOUND_KRB5=yes
3420     AC_MSG_RESULT(yes)
3421   else
3422     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3423   fi
3424
3425   if test x$FOUND_KRB5 = x"no"; then
3426     #################################################
3427     # see if this box has the SuSE location for the heimdal krb implementation
3428     AC_MSG_CHECKING(for /usr/include/heimdal)
3429     if test -d /usr/include/heimdal; then
3430       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3431           KRB5_CFLAGS="-I/usr/include/heimdal"
3432           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3433           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3434           FOUND_KRB5=yes
3435           AC_MSG_RESULT(yes)
3436       else
3437           KRB5_CFLAGS="-I/usr/include/heimdal"
3438           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3439           FOUND_KRB5=yes
3440           AC_MSG_RESULT(yes)
3441       fi
3442     else
3443       AC_MSG_RESULT(no)
3444     fi
3445   fi
3446
3447   if test x$FOUND_KRB5 = x"no"; then
3448     #################################################
3449     # see if this box has the RedHat location for kerberos
3450     AC_MSG_CHECKING(for /usr/kerberos)
3451     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3452       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3453       KRB5_CFLAGS="-I/usr/kerberos/include"
3454       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3455       FOUND_KRB5=yes
3456       AC_MSG_RESULT(yes)
3457     else
3458       AC_MSG_RESULT(no)
3459     fi
3460   fi
3461
3462   if test x$FOUND_KRB5 = x"no"; then
3463     #################################################
3464     # see if this box has the OpenBSD location for heimdal krb5
3465     AC_MSG_CHECKING(for /usr/include/kerberosV)
3466     if test -d /usr/include/kerberosV; then
3467       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3468       KRB5_LIBS="-lcrypto"
3469       FOUND_KRB5=yes
3470       AC_MSG_RESULT(yes)
3471     else
3472       AC_MSG_RESULT(no)
3473     fi
3474   fi
3475
3476   if test x$FOUND_KRB5 = x"no"; then
3477     #################################################
3478     # see if this box has Solaris MIT kerberos implementation
3479     AC_MSG_CHECKING(for Solaris MIT kerberos)
3480     if test -x "$KRB5CONFIG" && $KRB5CONFIG --version | grep -s Solaris | grep -s MIT > /dev/null ; then
3481        FOUND_KRB5=yes
3482        KRB5_LIBS="-lgss -lkrb5"
3483        KRB5_CFLAGS="`$KRB5CONFIG --cflags`"
3484        KRB5_CPPFLAGS="`$KRB5CONFIG --cflags`"
3485        AC_MSG_RESULT(yes)
3486     else
3487       AC_MSG_RESULT(no)
3488     fi
3489   fi
3490
3491   ac_save_CFLAGS=$CFLAGS
3492   ac_save_CPPFLAGS=$CPPFLAGS
3493   ac_save_LDFLAGS=$LDFLAGS
3494
3495   # remove needless evil rpath stuff as early as possible:
3496   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3497   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3498   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3499   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3500   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3501
3502   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3503
3504   # now check for krb5.h. Some systems have the libraries without the headers!
3505   # note that this check is done here to allow for different kerberos
3506   # include paths
3507   AC_CHECK_HEADERS(krb5.h)
3508
3509   if test x"$ac_cv_header_krb5_h" = x"no"; then
3510
3511     # Give a warning if AD support was not explicitly requested,
3512     # i.e with_ads_support = auto, otherwise die with an error.
3513
3514     if test x"$with_ads_support" = x"yes"; then
3515       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3516     else
3517       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3518     fi
3519
3520     # Turn off AD support and restore CFLAGS and LIBS variables
3521
3522     with_ads_support="no"
3523
3524     CFLAGS=$ac_save_CFLAGS
3525     CPPFLAGS=$ac_save_CPPFLAGS
3526     LDFLAGS=$ac_save_LDFLAGS
3527   fi
3528
3529   # check for new heimdal KRB5_DEPRECATED handling
3530
3531   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3532                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3533     AC_TRY_COMPILE(
3534       [#define KRB5_DEPRECATED 1
3535       #include <krb5.h>],
3536       [],
3537       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3538       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3539
3540   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3541     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3542                [Whether to use deprecated krb5 interfaces])
3543   fi
3544 fi
3545
3546 # Now we have determined whether we really want ADS support
3547 use_ads=no
3548 if test x"$with_ads_support" != x"no"; then
3549   use_ads=yes
3550   have_gssapi=no
3551   ac_save_LIBS=$LIBS
3552
3553   # now check for gssapi headers.  This is also done here to allow for
3554   # different kerberos include paths
3555   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h)
3556
3557   ##################################################################
3558   # we might need the k5crypto and com_err libraries on some systems
3559   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3560   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3561
3562   # Heimdal checks.
3563   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3564   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3565   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3566
3567   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3568   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3569
3570   ########################################################
3571   # now see if we can find the krb5 libs in standard paths
3572   # or as specified above
3573   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3574   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3575
3576   ########################################################
3577   # now see if we can find the gssapi libs in standard paths
3578   if test x"$have_gssapi" != x"yes"; then
3579      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3580      AC_CHECK_LIB_EXT(gss, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3581   fi
3582   ################################################################
3583   # test for AD / GSSAPI support being enabled
3584   if test x"$have_gssapi" != xyes ; then
3585         AC_MSG_WARN([Samba cannot be supported without GSSAPI])
3586         use_ads=no
3587   else
3588         AC_DEFINE(HAVE_GSSAPI, , [Whether the platform has GSSAPI support])
3589   fi
3590
3591   # This is for FreeBSD (and possibly others). gss_mech_krb5 is a
3592   # #define to GSS_KRB5_MECHANISM, which is defined in -lgssapi_krb5
3593   # Also, gsskrb5_extract_authz_data_from_sec_context is in -lgssapi_krb5
3594   AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS, GSS_KRB5_MECHANISM,
3595                    [KRB5_LIBS="$KRB5_LIBS -lgssapi_krb5"])
3596
3597   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3598   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3599   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3600   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3601   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3602   AC_CHECK_FUNC_EXT(krb5_c_string_to_key, $KRB5_LIBS)
3603   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3604   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3605   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3606   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3607   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3608   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3609   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3610   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3611   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3612   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3613   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3614   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3615   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3616   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3617   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3618   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3619   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3620   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3621   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3622   AC_CHECK_FUNC_EXT(krb5_make_principal, $KRB5_LIBS)
3623   AC_CHECK_FUNC_EXT(krb5_principal_get_num_comp, $KRB5_LIBS)
3624   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3625   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3626   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3627   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3628   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3629   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3630   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3631   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3632   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3633   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3634   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3635   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3636   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3637   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3638   AC_CHECK_FUNC_EXT(krb5_get_host_realm, $KRB5_LIBS)
3639   AC_CHECK_FUNC_EXT(krb5_free_host_realm, $KRB5_LIBS)
3640   AC_CHECK_FUNC_EXT(krb5_get_init_creds_keytab, $KRB5_LIBS)
3641   AC_CHECK_FUNC_EXT(krb5_build_principal_alloc_va, $KRB5_LIBS)
3642   AC_CHECK_FUNC_EXT(krb5_cc_get_lifetime, $KRB5_LIBS)
3643   AC_CHECK_FUNC_EXT(krb5_cc_retrieve_cred, $KRB5_LIBS)
3644   AC_CHECK_FUNC_EXT(krb5_free_checksum_contents, $KRB5_LIBS)
3645   AC_CHECK_FUNC_EXT(krb5_create_checksum, $KRB5_LIBS)
3646   AC_CHECK_FUNC_EXT(krb5_c_make_checksum, $KRB5_LIBS)
3647   AC_CHECK_FUNC_EXT(gss_krb5_import_cred, $KRB5_LIBS)
3648   AC_CHECK_FUNC_EXT(gss_get_name_attribute, $KRB5_LIBS)
3649   AC_CHECK_FUNC_EXT(gsskrb5_extract_authz_data_from_sec_context, $KRB5_LIBS)
3650   AC_CHECK_FUNC_EXT(gss_mech_krb5, $KRB5_LIBS)
3651   AC_CHECK_FUNC_EXT(gss_oid_equal, $KRB5_LIBS)
3652   AC_CHECK_FUNC_EXT(gss_inquire_sec_context_by_oid, $KRB5_LIBS)
3653   AC_CHECK_FUNC_EXT(gss_wrap_iov, $KRB5_LIBS)
3654
3655   # MIT krb5 1.8 does not expose this call (yet)
3656   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3657
3658   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3659   # but does have the symbol
3660   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3661
3662   LIBS="$KRB5_LIBS $LIBS"
3663
3664   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3665           smb_krb5_cv_creds_opt_free_context,
3666           [
3667                 AC_TRY_COMPILE([
3668                     #include <krb5.h>],
3669                     [
3670                         krb5_context ctx;
3671                         krb5_get_init_creds_opt *opt = NULL;
3672                         krb5_get_init_creds_opt_free(ctx, opt);
3673                     ],
3674                     [smb_krb5_cv_creds_opt_free_context=yes],
3675                     [smb_krb5_cv_creds_opt_free_context=no]
3676                 )
3677           ])
3678
3679   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3680         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3681             [Whether krb5_get_init_creds_opt_free takes a context argument])
3682   fi
3683
3684   AC_CACHE_CHECK([for checksum in krb5_checksum],
3685                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3686     AC_TRY_COMPILE([#include <krb5.h>],
3687       [krb5_checksum cksum; cksum.checksum.length = 0;],
3688       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3689       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3690
3691   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3692     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3693                [Whether the krb5_checksum struct has a checksum property])
3694   fi
3695
3696   AC_CACHE_CHECK([for etype in EncryptedData],
3697                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3698     AC_TRY_COMPILE([#include <krb5.h>],
3699       [EncryptedData edata; edata.etype = 0;],
3700       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3701       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3702
3703   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3704     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3705                [Whether the EncryptedData struct has a etype property])
3706   fi
3707
3708   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3709                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3710     AC_TRY_COMPILE([#include <krb5.h>],
3711       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3712       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3713       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3714
3715   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3716     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3717                [Whether the krb5_ap_req struct has a ticket pointer])
3718   fi
3719
3720   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3721                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3722     AC_TRY_COMPILE([#include <krb5.h>],
3723       [krb5_error err; err.e_data = NULL;],
3724       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3725       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3726
3727   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3728     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3729                [Whether the krb5_error struct has a e_data pointer])
3730   fi
3731
3732   AC_CACHE_CHECK([for krb5_crypto type],
3733                 samba_cv_HAVE_KRB5_CRYPTO,[
3734     AC_TRY_COMPILE([#include <krb5.h>],
3735       [krb5_crypto crypto;],
3736       samba_cv_HAVE_KRB5_CRYPTO=yes,
3737       samba_cv_HAVE_KRB5_CRYPTO=no)])
3738
3739   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3740     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3741                [Whether the type krb5_crypto exists])
3742   fi
3743
3744   AC_CACHE_CHECK([for addrtype in krb5_address],
3745                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3746     AC_TRY_COMPILE([#include <krb5.h>],
3747       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3748       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3749       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3750
3751   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3752     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3753                [Whether the krb5_address struct has a addrtype property])
3754   fi
3755
3756   AC_CACHE_CHECK([for addr_type in krb5_address],
3757                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3758     AC_TRY_COMPILE([#include <krb5.h>],
3759       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3760       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3761       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3762
3763   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3764     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3765               [Whether the krb5_address struct has a addr_type property])
3766   fi
3767
3768   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3769                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3770     AC_TRY_COMPILE([#include <krb5.h>],
3771       [krb5_keyblock key; key.keyvalue.data = NULL;],
3772       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3773       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3774
3775   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3776     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3777               [Whether the krb5_keyblock struct has a keyvalue property])
3778   fi
3779
3780   found_arcfour_hmac=no
3781   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3782                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3783     AC_TRY_COMPILE([#include <krb5.h>],
3784       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3785       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3786       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3787   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3788                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3789     AC_TRY_COMPILE([#include <krb5.h>],
3790       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3791       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3792       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3793 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3794 # w.r.t. arcfour and windows, so we must not enable it here
3795   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3796           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3797     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3798               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available])
3799     found_arcfour_hmac=yes
3800   fi
3801   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC],
3802                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC,[
3803     AC_TRY_COMPILE([#include <krb5.h>],
3804       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC;],
3805       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=yes,
3806       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=no)])
3807   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC" = x"yes"; then
3808     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC,1,
3809               [Whether the ENCTYPE_ARCFOUR_HMAC key type definition is available])
3810     found_arcfour_hmac=yes
3811   fi
3812
3813   AC_CACHE_CHECK([for ENCTYPE_AES128_CTS_HMAC_SHA1_96],
3814                  samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,[
3815     AC_TRY_COMPILE([#include <krb5.h>],
3816       [krb5_enctype enctype; enctype = ENCTYPE_AES128_CTS_HMAC_SHA1_96;],
3817       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=yes,
3818       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=no)])
3819   if test x"$samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96" = x"yes"; then
3820     AC_DEFINE(HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,1,
3821               [Whether the ENCTYPE_AES128_CTS_HMAC_SHA1_96 key type definition is available])
3822   fi
3823   AC_CACHE_CHECK([for ENCTYPE_AES256_CTS_HMAC_SHA1_96],
3824                  samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,[
3825     AC_TRY_COMPILE([#include <krb5.h>],
3826       [krb5_enctype enctype; enctype = ENCTYPE_AES256_CTS_HMAC_SHA1_96;],
3827       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=yes,
3828       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=no)])
3829   if test x"$samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96" = x"yes"; then
3830     AC_DEFINE(HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,1,
3831               [Whether the ENCTYPE_AES256_CTS_HMAC_SHA1_96 key type definition is available])
3832   fi
3833
3834   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3835                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3836     AC_TRY_COMPILE([#include <krb5.h>],
3837       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3838       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3839       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3840
3841   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3842     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3843               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3844   fi
3845
3846   AC_CACHE_CHECK([for KV5M_KEYTAB],
3847                  samba_cv_HAVE_KV5M_KEYTAB,[
3848     AC_TRY_COMPILE([#include <krb5.h>],
3849       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3850       samba_cv_HAVE_KV5M_KEYTAB=yes,
3851       samba_cv_HAVE_KV5M_KEYTAB=no)])
3852
3853   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3854       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3855              [Whether the KV5M_KEYTAB option is available])
3856   fi
3857
3858   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3859                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3860     AC_TRY_COMPILE([#include <krb5.h>],
3861       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3862       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3863       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3864
3865   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3866     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3867               [Whether KRB5_KU_OTHER_CKSUM is available])
3868   fi
3869
3870   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3871                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3872     AC_TRY_COMPILE([#include <krb5.h>],
3873       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3874       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3875       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3876
3877   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3878     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3879               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3880   fi
3881
3882   AC_CACHE_CHECK([for the krb5_princ_component macro],
3883                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3884     AC_TRY_LINK([#include <krb5.h>],
3885       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3886       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3887       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3888
3889   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3890     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3891                [Whether krb5_princ_component is available])
3892   fi
3893
3894   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3895                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3896     AC_TRY_COMPILE([#include <krb5.h>],
3897       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3898       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3899       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3900
3901   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3902     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3903               [Whether krb5_keytab_entry has key member])
3904   fi
3905
3906   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3907                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3908     AC_TRY_COMPILE([#include <krb5.h>],
3909       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3910       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3911       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3912
3913   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3914     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3915               [Whether krb5_keytab_entry has keyblock member])
3916   fi
3917
3918   AC_CACHE_CHECK([for magic in krb5_address],
3919                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3920     AC_TRY_COMPILE([#include <krb5.h>],
3921       [krb5_address addr; addr.magic = 0;],
3922       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3923       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3924
3925   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3926     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3927               [Whether the krb5_address struct has a magic property])
3928   fi
3929
3930   AC_CACHE_CHECK([for WRFILE: keytab support],
3931                 samba_cv_HAVE_WRFILE_KEYTAB,[
3932     AC_TRY_RUN([
3933 #include<krb5.h>
3934   main()
3935   {
3936     krb5_context context;
3937     krb5_keytab keytab;
3938
3939     krb5_init_context(&context);
3940     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3941   }],
3942   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3943   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3944
3945   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3946       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3947                [Whether the WRFILE:-keytab is supported])
3948   fi
3949
3950   AC_CACHE_CHECK([for krb5_realm type],
3951                 samba_cv_HAVE_KRB5_REALM_TYPE,[
3952     AC_TRY_COMPILE([#include <krb5.h>],
3953       [krb5_realm realm;],
3954       samba_cv_HAVE_KRB5_REALM_TYPE=yes,
3955       samba_cv_HAVE_KRB5_REALM_TYPE=no)])
3956
3957   if test x"$samba_cv_HAVE_KRB5_REALM_TYPE" = x"yes"; then
3958     AC_DEFINE(HAVE_KRB5_REALM_TYPE,1,
3959                [Whether the type krb5_realm exists])
3960   fi
3961
3962   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3963                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3964     AC_TRY_COMPILE([#include <krb5.h>],
3965     [
3966     krb5_context context;
3967     krb5_principal principal;
3968     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3969     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3970     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3971
3972   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3973     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3974               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3975   fi
3976
3977   AC_CACHE_CHECK([for krb5_addresses type],
3978                 samba_cv_HAVE_KRB5_ADDRESSES,[
3979     AC_TRY_COMPILE([#include <krb5.h>],
3980       [krb5_addresses addr;],
3981       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3982       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3983
3984   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3985     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3986                [Whether the type krb5_addresses type exists])
3987   fi
3988
3989   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3990     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3991         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3992         AC_TRY_RUN_STRICT([
3993                 #include <stdlib.h>
3994                 #include <krb5.h>
3995                 int main(void) {
3996                         krb5_context context = NULL;
3997                         char *str = NULL;
3998                         krb5_enctype_to_string(context, 1, &str);
3999                         if (str) free (str); 
4000                         return 0;
4001                 }
4002                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4003                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
4004                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
4005
4006     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
4007       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
4008                 [whether krb5_enctype_to_string takes krb5_context argument])
4009     fi
4010
4011     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
4012         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
4013         AC_TRY_RUN_STRICT([
4014                 #include <krb5.h>
4015                 int main(void) {
4016                         char buf[256];
4017                         krb5_enctype_to_string(1, buf, 256);
4018                         return 0;
4019                 }
4020                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4021                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
4022                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
4023
4024     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
4025       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
4026                 [whether krb5_enctype_to_string takes size_t argument])
4027     fi
4028   fi
4029
4030   AC_CACHE_CHECK([for krb5_principal_get_realm],
4031                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
4032     AC_TRY_LINK([#include <krb5.h>],
4033       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
4034       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
4035       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
4036
4037   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
4038     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
4039                [Whether the function krb5_principal_get_realm is defined])
4040   fi
4041
4042   AC_CACHE_CHECK([for krb5_princ_realm],
4043                 samba_cv_HAVE_KRB5_PRINC_REALM,[
4044     AC_TRY_LINK([#include <krb5.h>],
4045       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
4046       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
4047       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
4048
4049   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
4050     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
4051                [Whether the macro krb5_princ_realm is defined])
4052   fi
4053
4054   AC_HAVE_DECL(KRB5_PDU_NONE,[#include <krb5.h>])
4055
4056   AC_CACHE_CHECK([for flags in krb5_creds],
4057                 samba_cv_HAVE_FLAGS_IN_KRB5_CREDS,[
4058     AC_TRY_COMPILE([#include <krb5.h>],
4059       [krb5_creds creds; creds.flags.b.initial = 0;],
4060       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=yes,
4061       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=no)])
4062
4063   if test x"$samba_cv_HAVE_FLAGS_IN_KRB5_CREDS" = x"yes"; then
4064     AC_DEFINE(HAVE_FLAGS_IN_KRB5_CREDS,1,
4065                [Whether the krb5_creds struct has a flags property])
4066   fi
4067   #
4068   #
4069   # Now the decisions whether we can support krb5
4070   #
4071   # NOTE: all tests should be done before this block!
4072   #
4073   #
4074   if test x"$found_arcfour_hmac" != x"yes"; then
4075     AC_MSG_WARN(arcfour-hmac-md5 encryption type not found in -lkrb5)
4076     use_ads=no
4077   fi
4078
4079   if test x"$ac_cv_func_ext_krb5_set_real_time" != x"yes"; then
4080     AC_MSG_WARN(krb5_set_real_time encryption type not found in -lkrb5)
4081     use_ads=no
4082   fi
4083
4084   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
4085     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
4086     use_ads=no
4087   fi
4088
4089   if test x"$ac_cv_func_ext_krb5_get_host_realm" != x"yes"
4090   then
4091     AC_MSG_WARN(krb5_get_host_realm not found in -lkrb5)
4092     use_ads=no
4093   fi
4094
4095   if test x"$ac_cv_func_ext_krb5_free_host_realm" != x"yes"
4096   then
4097     AC_MSG_WARN(krb5_free_host_realm not found in -lkrb5)
4098     use_ads=no
4099   fi
4100
4101   if test x"$ac_cv_func_ext_krb5_fwd_tgt_creds" != x"yes"
4102   then
4103     AC_MSG_WARN(krb5_fwd_tgt_creds not found in -lkrb5)
4104     use_ads=no
4105   fi
4106
4107   if test x"$ac_cv_func_ext_krb5_get_init_creds_opt_alloc" != x"yes"
4108   then
4109     AC_MSG_WARN(krb5_get_init_creds_opt_alloc found in -lkrb5)
4110     use_ads=no
4111   fi
4112
4113   if test x"$smb_krb5_cv_creds_opt_free_context" != x"yes"
4114   then
4115     AC_MSG_WARN(krb5_get_init_creds_opt_free not found or was too old in -lkrb5)
4116     use_ads=no
4117   fi
4118
4119   if test x"$ac_cv_func_ext_krb5_get_renewed_creds" != x"yes"
4120   then
4121     AC_MSG_WARN(krb5_get_renewed_creds not found in -lkrb5)
4122     use_ads=no
4123   fi
4124
4125   if test x"$ac_cv_func_ext_krb5_principal_compare_any_realm" != x"yes"
4126   then
4127     AC_MSG_WARN(krb5_principal_compare_any_realm not found in -lkrb5)
4128     use_ads=no
4129   fi
4130
4131   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -o \
4132           x"$ac_cv_func_ext_krb5_c_string_to_key" != x"yes"
4133   then
4134         if test x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes" -o \
4135              x"$ac_cv_func_ext_krb5_string_to_key_salt" != x"yes"
4136         then
4137               AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
4138               use_ads=no
4139         fi
4140   fi
4141
4142   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
4143           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
4144   then
4145     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
4146     use_ads=no
4147   fi
4148
4149   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
4150           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
4151   then
4152     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
4153     use_ads=no
4154   fi
4155
4156   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes"
4157   then
4158     AC_MSG_WARN(krb5_c_verify_checksum not found in -lkrb5)
4159     use_ads=no
4160   fi
4161
4162   if test x"$ac_cv_func_ext_gss_wrap_iov" != x"yes" ; then
4163     AC_MSG_WARN(gss_wrap_iov not found in -lgssapi)
4164     use_ads=no
4165   fi
4166
4167   if test x"$ac_cv_func_ext_gss_get_name_attribute" != x"yes" ; then
4168     if test x"$ac_cv_func_ext_gsskrb5_extract_authz_data_from_sec_context" != x"yes" -o \
4169             x"$ac_cv_func_ext_gss_inquire_sec_context_by_oid" != x"yes"
4170     then
4171       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)
4172       use_ads=no
4173     fi
4174   fi
4175
4176   if test x"$use_ads" = x"yes"; then
4177     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4178     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4179   else
4180     if test x"$with_ads_support" = x"yes"; then
4181         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4182     else