krb5samba: Add compat krb5_make_principal for MIT build
[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} ${TEVENT_LIBS}"
37
38 SAMBA_CPPFLAGS="-Iinclude/autoconf -Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${CCAN_CFLAGS}"
42 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
43 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
44 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/tdb_compat"
45
46 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
47
48 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
49 if test "x${srcdir-.}" != "x."; then
50         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
51 fi
52
53 dnl Unique-to-Samba variables we'll be playing with.
54 AC_SUBST(SAMBA_CPPFLAGS)
55 AC_SUBST(SHELL)
56 AC_SUBST(LDSHFLAGS)
57 AC_SUBST(SONAMEFLAG)
58 AC_SUBST(SHLD)
59 AC_SUBST(MODULE_EXPORTS)
60 AC_SUBST(DSO_EXPORTS)
61 AC_SUBST(HOST_OS)
62 AC_SUBST(PICFLAG)
63 AC_SUBST(PIE_CFLAGS)
64 AC_SUBST(PIE_LDFLAGS)
65 AC_SUBST(RELRO_LDFLAGS)
66 AC_SUBST(SHLIBEXT)
67 AC_SUBST(INSTALLLIBCMD_SH)
68 AC_SUBST(INSTALLLIBCMD_A)
69 AC_SUBST(UNINSTALLLIBCMD_SH)
70 AC_SUBST(UNINSTALLLIBCMD_A)
71
72 AC_SUBST(INSTALL_LIBWBCLIENT)
73 AC_SUBST(UNINSTALL_LIBWBCLIENT)
74 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
75 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_SOVER)
76 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_FULLVER)
77 AC_SUBST(LIBWBCLIENT_SHARED)
78 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
79 AC_SUBST(LIBWBCLIENT_STATIC)
80 AC_SUBST(LIBWBCLIENT_SOVER)
81 AC_SUBST(LIBWBCLIENT_FULLVER)
82 AC_SUBST(LIBWBCLIENT)
83 AC_SUBST(LIBWBCLIENT_LIBS)
84
85 AC_SUBST(LIBSAMBAUTIL_SHARED)
86
87 AC_SUBST(PRINT_LIBS)
88 AC_SUBST(AUTH_LIBS)
89 AC_SUBST(ACL_LIBS)
90 AC_SUBST(PASSDB_LIBS)
91 AC_SUBST(IDMAP_LIBS)
92 AC_SUBST(KRB5_LIBS)
93 AC_SUBST(UUID_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="$default_static_modules auth_server"
437 default_static_modules="$default_static_modules auth_domain"
438 default_static_modules="$default_static_modules auth_builtin"
439 default_static_modules="$default_static_modules vfs_default"
440 default_static_modules="$default_static_modules nss_info_template"
441
442 dnl These are preferably build shared, and static if dlopen() is not available
443 default_shared_modules=""
444 default_shared_modules="$default_shared_modules vfs_recycle"
445 default_shared_modules="$default_shared_modules vfs_audit"
446 default_shared_modules="$default_shared_modules vfs_extd_audit"
447 default_shared_modules="$default_shared_modules vfs_full_audit"
448 default_shared_modules="$default_shared_modules vfs_netatalk"
449 default_shared_modules="$default_shared_modules vfs_fake_perms"
450 default_shared_modules="$default_shared_modules vfs_default_quota"
451 default_shared_modules="$default_shared_modules vfs_readonly"
452 default_shared_modules="$default_shared_modules vfs_cap"
453 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
454 default_shared_modules="$default_shared_modules vfs_shadow_copy"
455 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
456 default_shared_modules="$default_shared_modules auth_script"
457 default_shared_modules="$default_shared_modules vfs_readahead"
458 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
459 default_shared_modules="$default_shared_modules vfs_streams_xattr"
460 default_shared_modules="$default_shared_modules vfs_streams_depot"
461 default_shared_modules="$default_shared_modules vfs_acl_xattr"
462 default_shared_modules="$default_shared_modules vfs_acl_tdb"
463 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
464 default_shared_modules="$default_shared_modules vfs_preopen"
465 default_shared_modules="$default_shared_modules vfs_catia"
466 default_shared_modules="$default_shared_modules vfs_scannedonly"
467 default_shared_modules="$default_shared_modules vfs_crossrename"
468 default_shared_modules="$default_shared_modules vfs_linux_xfs_sgid"
469 default_shared_modules="$default_shared_modules vfs_time_audit"
470 default_shared_modules="$default_shared_modules idmap_autorid"
471
472 if test "x$developer" = xyes; then
473    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
474    default_static_modules="$default_static_modules auth_netlogond"
475    default_shared_modules="$default_shared_modules perfcount_test"
476 fi
477
478
479 #
480 # Config CPPFLAG settings for strange OS's that must be set
481 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
482 # case statement; its first reference must be unconditional.
483 #
484 case "$host_os" in
485     *hpux*)
486 #
487 # Defines needed for HPUX support.
488 # HPUX has bigcrypt but (sometimes?) doesn't use it for
489 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
490 #
491       case `uname -r` in
492                 *9*|*10*|*11)
493                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
494                 ;;
495       esac
496       ;;
497
498 #
499 # CRAY Unicos has broken const handling
500        *unicos*)
501           AC_MSG_RESULT([disabling const])
502           CPPFLAGS="$CPPFLAGS -Dconst="
503           ;;
504         
505 #
506 # AIX4.x doesn't even admit to having large
507 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
508 #
509     *aix4*)
510           AC_MSG_RESULT([enabling large file support])
511           CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
512           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
513       ;;
514 #
515 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
516 # to the existance of large files..
517 #
518 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
519 #
520         *solaris*)
521                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
522                 LDFLAGS="$LDFLAGS -lthread"
523                 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
524                 ;;
525 #
526 # IRIX uses SYSV printing.  Make sure to set that here
527 #
528         *irix*)
529                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
530                 ;;
531         *freebsd*|*dragonfly*)
532                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
533                 ;;
534 #
535 # VOS may need to have POSIX support and System V compatibility enabled.
536 #
537     *vos*)
538     case "$CPPFLAGS" in
539           *-D_POSIX_C_SOURCE*)
540                 ;;
541           *)
542                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
543                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
544                 ;;
545     esac
546     case "$CPPFLAGS" in
547           *-D_SYSV*|*-D_SVID_SOURCE*)
548                 ;;
549           *)
550                 CPPFLAGS="$CPPFLAGS -D_SYSV"
551                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
552     esac
553     ;;
554 # GNU systems
555 #
556     *linux* | *hurd* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
557         CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
558         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
559         ;;
560
561 #
562 # MacOS X is the *only* system that uses compose character in utf8. This
563 # is so horribly broken....
564 #
565     *darwin*)
566         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
567
568 # Add a system specific charset module.
569         default_shared_modules="$default_shared_modules"
570
571         ;;
572     *qnx*)
573         ;;
574
575 esac
576
577 SAVE_CPPFLAGS="${CPPFLAGS}"
578 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
579
580 AC_LIBREPLACE_BROKEN_CHECKS
581 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
582 AC_LIBREPLACE_NETWORK_CHECKS
583
584 CPPFLAGS="${SAVE_CPPFLAGS}"
585
586 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
587
588 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
589 AC_SUBST(LIBREPLACE_OBJS)
590
591 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
592 AC_SUBST(LIBREPLACE_LIBS)
593
594
595 # add -ldl to the global LIBS
596 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
597 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
598
599
600 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
601 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
602 AC_CHECK_HEADERS(limits.h float.h libintl.h)
603 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
604 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
605 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
606 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
607 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
608 AC_CHECK_HEADERS(sys/sysmacros.h)
609 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
610 AC_CHECK_HEADERS(langinfo.h locale.h)
611 AC_CHECK_HEADERS(xfs/libxfs.h)
612 AC_CHECK_HEADERS(netgroup.h)
613 AC_CHECK_HEADERS(linux/falloc.h)
614 AC_CHECK_HEADERS(sys/uuid.h)
615 AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
616
617 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
618 #if HAVE_RPC_RPC_H
619 #include <rpc/rpc.h>
620 #endif
621 ]])
622 CRYPTO_MD5_OBJ=
623 if test "x$ac_cv_header_CommonCrypto_CommonDigest_h" != "xyes"
624 then
625         CRYPTO_MD5_OBJ="../lib/crypto/md5.o"
626 fi
627 AC_SUBST(CRYPTO_MD5_OBJ)
628
629 ## These fail to compile on IRIX so just check for their presence
630 AC_CHECK_HEADERS(sys/mode.h,,,)
631
632 # Look for Darwin headers
633 old_CPPFLAGS="$CPPFLAGS"
634 CPPFLAGS="-Iinclude $CPPFLAGS"
635 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
636 CPPFLAGS="$old_CPPFLAGS"
637
638 # To link lib/util/charset/charset_macosxfs.c, we need to tell the linker
639 # about CoreFoundation, at least on os X 10.6 and 10.7
640 case "$host_os" in
641     *darwin11*|*darwin10*)
642                 LDFLAGS="$LDFLAGS -framework CoreFoundation"
643         ;;
644 esac
645
646 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
647 # subdirectory of headers.
648 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
649
650 if test x"$enable_developer" = x"yes" ; then
651    if test x"$ac_cv_header_valgrind_h" = xyes -o \
652            x"$ac_cv_header_valgrind_valgrind_h" = xyes ; then
653       AC_DEFINE(VALGRIND,1,[Whether we have valgrind headers])
654    fi
655 fi
656
657 #
658 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
659 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
660 #
661 case "$host_os" in
662     *hpux*)
663                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
664                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
665                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
666                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
667                 fi
668         ;;
669 esac
670 AC_CHECK_HEADERS(shadow.h)
671 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
672 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
673
674 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
675 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
676
677 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
678
679 # For experimental utmp support (lastlog on some BSD-like systems)
680 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
681
682 AC_CHECK_SIZEOF(int,cross)
683 AC_CHECK_SIZEOF(long,cross)
684 AC_CHECK_SIZEOF(long long,cross)
685 AC_CHECK_SIZEOF(short,cross)
686
687 AC_C_CONST
688 AC_C_INLINE
689 AC_C_BIGENDIAN
690 AC_C_CHAR_UNSIGNED
691
692 AC_TYPE_SIGNAL
693 AC_TYPE_UID_T
694 AC_TYPE_MODE_T
695 AC_TYPE_OFF_T
696 AC_TYPE_SIZE_T
697 AC_TYPE_PID_T
698 AC_STRUCT_ST_RDEV
699 AC_DIRENT_D_OFF
700 AC_CHECK_TYPE(ssize_t, int)
701 AC_CHECK_TYPE(wchar_t, unsigned short)
702
703 ############################################
704 # for cups support we need libcups, and a handful of header files
705
706 AC_ARG_ENABLE(cups,
707 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
708
709 if test x$enable_cups != xno; then
710         AC_PATH_PROG(CUPS_CONFIG, cups-config)
711
712         if test "x$CUPS_CONFIG" != x; then
713
714                 ac_save_LDFLAGS=$LDFLAGS
715                 ac_save_PRINT_LIBS=$PRINT_LIBS
716                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
717
718                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
719                         x"$ac_cv_header_cups_language_h" = xyes; then
720                         # try linking with -lcups alone first. That should work unless libcups is
721                         # underlinked. With cups-config --libs we pull in unwanted and unneeded
722                         # dendencies including thread libraries - use cups-config only if really
723                         # required. 
724                         AC_CHECK_LIB_EXT(cups, ac_save_PRINT_LIBS , httpConnect,
725                                 [PRINT_LIBS="$ac_save_PRINT_LIBS -lcups"],
726                                 [AC_MSG_WARN([your cups library doesn't link with -lcups alone, it might be underlinked.]) ;
727                                  PRINT_LIBS="$ac_save_PRINT_LIBS `$CUPS_CONFIG --libs`"])
728
729                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
730                         samba_cv_HAVE_CUPS=yes
731                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
732                 else
733                         AC_MSG_WARN([cups-config around but cups-devel not installed])
734                         CFLAGS=$ac_save_CFLAGS
735                         LDFLAGS=$ac_save_LDFLAGS
736                         PRINT_LIBS=$ac_save_PRINT_LIBS
737                 fi
738
739         elif test x"$enable_cups" = x"yes"; then
740                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
741         fi
742 fi
743
744 AC_ARG_ENABLE(iprint,
745 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
746
747 if test x$enable_iprint != xno; then
748         if test x"$samba_cv_HAVE_CUPS" = xyes; then
749                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
750         elif test x"$enable_iprint" = x"yes"; then
751                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
752         fi
753 fi
754
755 ############################################
756 # check if the compiler will optimize out function calls
757 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
758     AC_TRY_LINK([
759 #include <stdio.h>],
760 [
761                 if (0) {
762                    this_function_does_not_exist();
763                 } else {
764                   return 1;
765                 }
766
767 ],
768         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
769 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
770    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
771 fi
772
773 #############################################
774 # check for fd passing struct via msg_control
775 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
776     AC_TRY_COMPILE([
777 #include <sys/types.h>
778 #include <stdlib.h>
779 #include <stddef.h>
780 #include <sys/socket.h>
781 #include <sys/un.h>],
782 [
783         struct msghdr msg;
784         union {
785               struct cmsghdr cm;
786               char control[CMSG_SPACE(sizeof(int))];
787         } control_un;
788         msg.msg_control = control_un.control;
789         msg.msg_controllen = sizeof(control_un.control);
790 ],
791         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
792 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
793    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
794              [If we can use msg_control for passing file descriptors])
795 fi
796
797 #############################################
798 # check for fd passing struct via msg_acctrights
799 AC_CACHE_CHECK([for fd passing via msg_acctrights],
800                 samba_cv_msghdr_msg_acctrights, [
801     AC_TRY_COMPILE([
802 #include <sys/types.h>
803 #include <stdlib.h>
804 #include <stddef.h>
805 #include <sys/socket.h>
806 #include <sys/un.h>],
807 [
808         struct msghdr msg;
809         int fd;
810         msg.msg_acctrights = (caddr_t) &fd;
811         msg.msg_acctrightslen = sizeof(fd);
812 ],
813         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
814 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
815    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
816              [If we can use msg_acctrights for passing file descriptors])
817 fi
818
819 AC_CHECK_FUNCS(dirfd)
820 if test x"$ac_cv_func_dirfd" = x"yes"; then
821         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
822 fi
823
824 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
825     AC_TRY_COMPILE([
826 #include <sys/types.h>
827 #if STDC_HEADERS
828 #include <stdlib.h>
829 #include <stddef.h>
830 #endif
831 #include <signal.h>],[struct sigevent s;],
832         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
833 if test x"$samba_cv_struct_sigevent" = x"yes"; then
834    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
835    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
836         [#include <signal.h>])
837 fi
838
839 # and glibc has setresuid under linux but the function does
840 # nothing until kernel 2.1.44! very dumb.
841 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
842     AC_TRY_RUN([#include <errno.h>
843 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
844         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
845 if test x"$samba_cv_have_setresuid" = x"yes"; then
846     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
847 fi
848
849 # Do the same check for setresguid...
850 #
851 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
852     AC_TRY_RUN([#include <unistd.h>
853 #include <errno.h>
854 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
855         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
856 if test x"$samba_cv_have_setresgid" = x"yes"; then
857     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
858 fi
859
860 AC_FUNC_MEMCMP
861
862 ###############################################
863 # Readline included by default unless explicitly asked not to
864 test "${with_readline+set}" != "set" && with_readline=yes
865
866 # test for where we get readline() from
867 AC_MSG_CHECKING(whether to use readline)
868 AC_ARG_WITH(readline,
869 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
870 [  case "$with_readline" in
871   yes)
872     AC_MSG_RESULT(yes)
873
874     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
875     AC_CHECK_HEADERS(readline/history.h)
876
877     AC_CHECK_HEADERS(readline.h readline/readline.h,[
878       for termlib in ncurses curses termcap terminfo termlib tinfo; do
879        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
880       done
881       AC_CHECK_LIB(readline, rl_callback_handler_install,
882        [TERMLIBS="-lreadline $TERMLIBS"
883        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
884        break], [TERMLIBS=], $TERMLIBS)])
885     ;;
886   no)
887     AC_MSG_RESULT(no)
888     ;;
889   *)
890     AC_MSG_RESULT(yes)
891
892     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
893     # alternate readline path
894     _ldflags=${LDFLAGS}
895     _cppflags=${CPPFLAGS}
896
897     # Add additional search path
898     LDFLAGS="-L$with_readline/lib $LDFLAGS"
899     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
900
901     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
902     AC_CHECK_HEADERS(readline/history.h)
903
904     AC_CHECK_HEADERS(readline.h readline/readline.h,[
905       for termlib in ncurses curses termcap terminfo termlib; do
906        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
907       done
908       AC_CHECK_LIB(readline, rl_callback_handler_install,
909        [TERMLDFLAGS="-L$with_readline/lib"
910        TERMCPPFLAGS="-I$with_readline/include"
911        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
912        TERMLIBS="-lreadline $TERMLIBS"
913        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
914        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
915
916     LDFLAGS=$_ldflags
917     ;;
918   esac],
919   AC_MSG_RESULT(no)
920 )
921 AC_SUBST(TERMLIBS)
922 AC_SUBST(TERMLDFLAGS)
923
924 # The readline API changed slightly from readline3 to readline4, so
925 # code will generate warnings on one of them unless we have a few
926 # special cases.
927 AC_CHECK_LIB(readline, rl_completion_matches,
928              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
929                         [Do we have rl_completion_matches?])],
930              [],
931              [$TERMLIBS])
932
933 # not all readline libs have rl_event_hook or history_list
934 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
935 AC_CHECK_LIB(readline, history_list,
936              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
937              [],
938              [$TERMLIBS])
939
940 ###############################################
941 # test for where we get yp_get_default_domain() from
942 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
943 AC_CHECK_FUNCS(yp_get_default_domain)
944
945 # Check if we have execl, if not we need to compile smbrun.
946 AC_CHECK_FUNCS(execl)
947 if test x"$ac_cv_func_execl" = x"no"; then
948     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun"
949 fi
950
951 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
952 AC_CHECK_FUNCS(strtol)
953 AC_CHECK_FUNCS(strchr chflags)
954 AC_CHECK_FUNCS(getrlimit fsync setpgid)
955 AC_CHECK_FUNCS(fdatasync,,[AC_CHECK_LIB_EXT(rt, LIBS, fdatasync)])
956 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
957 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
958 AC_CHECK_FUNCS(initgroups select rdchk getgrnam getgrent pathconf)
959 AC_CHECK_FUNCS(getgrset)
960 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf)
961 AC_CHECK_FUNCS(atexit grantpt posix_fallocate)
962 AC_CHECK_FUNCS(fallocate)
963 AC_CHECK_FUNCS(fseeko setluid getpwanam)
964 AC_CHECK_FUNCS(fdopendir)
965 AC_CHECK_FUNCS(getpwent_r)
966 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
967 AC_CHECK_FUNCS(syslog vsyslog timegm)
968 AC_CHECK_FUNCS(setlocale)
969 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
970 AC_CHECK_FUNCS(lutimes futimes utimensat futimens)
971 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
972 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
973 AC_CHECK_HEADERS(sys/mman.h)
974 # setbuffer, shmget, shm_open are needed for smbtorture
975 AC_CHECK_FUNCS(shmget shm_open)
976 AC_CHECK_FUNCS(gettext dgettext)
977 AC_CHECK_FUNCS(bindtextdomain textdomain bind_textdomain_codeset)
978 AC_CHECK_FUNCS(strupr)
979
980 # Find a method of generating a stack trace
981 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
982 # libexecinfo provides backtrace_symbols on FreeBSD
983 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
984 AC_CHECK_FUNCS(backtrace_symbols)
985 AC_CHECK_LIB(exc, trace_back_stack)
986
987 # check for sysctlbyname and sysctl for BSD systems
988 AC_CHECK_FUNCS(sysctlbyname)
989 AC_CHECK_FUNCS(sysctl)
990
991 #################################################
992 # Check to see if core dump directory is defined in linux
993 # with /proc/sys/kernel/core_pattern
994
995 AC_CHECK_FILE([/proc/sys/kernel/core_pattern],
996         AC_DEFINE(HAVE_SYS_KERNEL_PROC_CORE_PATTERN, 1,
997         [Whether Linux kernel uses core_pattern for core files]),
998          [])
999
1000 #############################
1001 # check if building with gpfs
1002 AC_CHECK_HEADERS(gpfs_gpl.h)
1003 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1004     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1005     default_shared_modules="$default_shared_modules vfs_gpfs"
1006     default_shared_modules="$default_shared_modules vfs_gpfs_hsm_notify"
1007 fi
1008
1009 #############################################
1010 # check if building on Isilon OneFS
1011 printf "%s" "checking for Isilon OneFS... "
1012 save_LIBS="$LIBS"
1013 LIBS="$LIBS -lisi_version"
1014 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1015           [get_isilon_copyright()],
1016           samba_cv_HAVE_ONEFS=yes,
1017           samba_cv_HAVE_ONEFS=no)
1018 echo $samba_cv_HAVE_ONEFS
1019 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1020     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1021     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1022     default_static_modules="$default_static_modules"
1023     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1024     # Need to also add general libs for oplocks support
1025     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1026 fi
1027 AC_SUBST(ONEFS_LIBS)
1028 LIBS="$save_LIBS"
1029
1030 # Note that all the libunwind symbols in the API are defined to internal
1031 # platform-specific version, so we must include libunwind.h before checking
1032 # any of them.
1033 AC_MSG_CHECKING([for libunwind])
1034 save_LIBS=$LIBS
1035
1036 UNWIND_ARCH="unknown"
1037 if test x"$UNAME_I" != x"unknown"; then
1038         UNWIND_ARCH="$UNAME_I"
1039 elif test x"$UNAME_M" != x"unknown"; then
1040         UNWIND_ARCH="$UNAME_M"
1041 elif test x"$UNAME_P" != x"unknown"; then
1042         UNWIND_ARCH="$UNAME_P"
1043 fi
1044
1045 case "$UNWIND_ARCH" in
1046         unknown)
1047                 # This probably won't link without
1048                 # the platform-specific libunwind.
1049                 LIBS="$LIBS -lunwind"
1050                 ;;
1051         i386|i586|i686)
1052                 # Add the platform-specific libunwind module.
1053                 LIBS="$LIBS -lunwind -lunwind-x86"
1054                 ;;
1055         *)
1056                 # Add the platform-specific libunwind module.
1057                 # based on uname -i, uname -m or uname -p
1058                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1059                 ;;
1060 esac
1061
1062 AC_TRY_LINK(
1063     [
1064 #ifdef HAVE_LIBUNWIND_H
1065 #include <libunwind.h>
1066 #endif
1067     ],
1068     [
1069         unw_context_t ctx; unw_cursor_t cur;
1070         char buf[256]; unw_word_t off;
1071         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1072         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1073     ],
1074     [
1075         AC_MSG_RESULT(yes)
1076         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1077
1078         # If we have libunwind, test whether we also have libunwind-ptrace
1079         # which would let us unwind arbitrary processes.
1080         save_LIBS=$LIBS
1081         AC_CHECK_HEADERS(libunwind-ptrace.h)
1082         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1083             [
1084                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1085                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1086                     [Whether libunwind-ptrace.a is available.])
1087             ],
1088             [ LIBUNWIND_PTRACE="" ])
1089
1090         LIBS=$save_LIBS
1091     ],
1092     [
1093         AC_MSG_RESULT(no)
1094         LIBS=$save_LIBS
1095     ])
1096
1097 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1098 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1099     AC_CHECK_HEADERS(sys/ptrace.h)
1100     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1101     AC_TRY_LINK(
1102             [
1103 #if HAVE_SYS_TYPES_H
1104 #include <sys/types.h>
1105 #endif
1106 #if HAVE_SYS_PTRACE_H
1107 #include <sys/ptrace.h>
1108 #endif
1109             ],
1110             [
1111                 pid_t me = (pid_t)-1;
1112                 ptrace(PTRACE_ATTACH, me, 0, 0);
1113                 ptrace(PTRACE_DETACH, me, 0, 0);
1114                 return 0;
1115             ],
1116             [
1117                 AC_MSG_RESULT(yes)
1118                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1119                     [Whether the Linux ptrace(2) interface is available.])
1120             ],
1121             [
1122                 AC_MSG_RESULT(no)
1123                 LIBUNWIND_PTRACE=""
1124             ])
1125 fi
1126
1127 AC_SUBST(LIBUNWIND_PTRACE)
1128
1129 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1130 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1131 AC_CHECK_FUNCS(__getcwd _getcwd)
1132 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1133 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1134 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1135 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1136 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1137 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1138 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek)
1139 AC_CHECK_FUNCS(pread _pread __pread)
1140 AC_CHECK_FUNCS(pwrite _pwrite __pwrite)
1141 AC_CHECK_FUNCS(prctl)
1142
1143 AC_TRY_COMPILE([
1144 #ifdef HAVE_SYS_PRCTL_H
1145 #include <sys/prctl.h>
1146 #endif
1147 ],
1148 [int i; i = prtcl(0); ],
1149 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1150
1151 #
1152 #
1153 #
1154 case "$host_os" in
1155     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1156        # glibc <= 2.3.2 has a broken getgrouplist
1157        AC_CACHE_CHECK([for good getgrouplist],samba_cv_linux_getgrouplist_ok,[AC_TRY_RUN([
1158 #include <unistd.h>
1159 #include <sys/utsname.h>
1160 main() {
1161        /* glibc up to 2.3 has a broken getgrouplist */
1162 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1163        int libc_major = __GLIBC__;
1164        int libc_minor = __GLIBC_MINOR__;
1165
1166        if (libc_major < 2)
1167               exit(1);
1168        if ((libc_major == 2) && (libc_minor <= 3))
1169               exit(1);
1170 #endif
1171        exit(0);
1172 }
1173 ], [samba_cv_linux_getgrouplist_ok=yes],
1174    [samba_cv_linux_getgrouplist_ok=no],
1175    [samba_cv_linux_getgrouplist_ok=cross])])
1176        if test x"$samba_cv_linux_getgrouplist_ok" = x"yes"; then
1177           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1178        fi
1179        ;;
1180     *)
1181        AC_CHECK_FUNCS(getgrouplist)
1182        ;;
1183 esac
1184
1185 #################################################
1186 # Check whether struct stat has timestamps with sub-second resolution.
1187 #
1188
1189 samba_cv_stat_hires=no
1190 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1191         [samba_cv_stat_hires=yes])
1192 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1193         [samba_cv_stat_hires=yes])
1194 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1195         [samba_cv_stat_hires=yes])
1196 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1197         [samba_cv_stat_hires=yes])
1198 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1199         [samba_cv_stat_hires=yes])
1200
1201 if test x"$samba_cv_stat_hires" = x"yes" ; then
1202     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1203             [whether struct stat has sub-second timestamps])
1204 fi
1205
1206 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1207 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1208 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1209
1210
1211 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1212     [
1213         AC_TRY_COMPILE(
1214             [#include <sys/stat.h>],
1215             [
1216                 int a = UF_DOS_ARCHIVE;
1217                 int h = UF_DOS_HIDDEN;
1218                 int r = UF_DOS_RO;
1219                 int s = UF_DOS_SYSTEM;
1220                 int i = UF_DOS_NOINDEX;
1221                 int f = UF_DOS_FLAGS;
1222             ],
1223             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1224     ])
1225
1226 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1227     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1228 fi
1229
1230 AC_CACHE_CHECK([whether we can compile with __attribute__((destructor))],
1231                samba_cv_function_attribute_destructor,
1232                [
1233                  AC_COMPILE_IFELSE(
1234                         [
1235                                 __attribute__((destructor))
1236                                 static void cleanup(void) { }
1237                         ],
1238                         samba_cv_function_attribute_destructor=yes)
1239                 ])
1240
1241 if test x"$samba_cv_function_attribute_destructor" = xyes ; then
1242    AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
1243              [whether we can compile with __attribute__((destructor))])
1244 fi
1245
1246 #####################################
1247 # needed for SRV lookups
1248 AC_CHECK_LIB(resolv, dn_expand)
1249 AC_CHECK_LIB(resolv, _dn_expand)
1250 AC_CHECK_LIB(resolv, __dn_expand)
1251
1252 AC_TRY_COMPILE([#include <resolv.h>],
1253                [struct __res_state s; res_ninit(&s);],
1254                ac_cv_have_res_ninit=yes,ac_cv_have_res_ninit=no)
1255
1256 if test x"$ac_cv_have_res_ninit" = x"yes"; then
1257         AC_DEFINE(HAVE_RES_NINIT, 1, [Whether we have res_ninit])
1258 fi
1259
1260 #
1261 # Check for the functions putprpwnam, set_auth_parameters,
1262 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1263 # Needed for OSF1 and HPUX.
1264 #
1265
1266 AC_LIBTESTFUNC(security, putprpwnam)
1267 AC_LIBTESTFUNC(sec, putprpwnam)
1268
1269 AC_LIBTESTFUNC(security, set_auth_parameters)
1270 AC_LIBTESTFUNC(sec, set_auth_parameters)
1271
1272 # UnixWare 7.x has its getspnam in -lgen
1273 AC_LIBTESTFUNC(gen, getspnam)
1274
1275 AC_LIBTESTFUNC(security, getspnam)
1276 AC_LIBTESTFUNC(sec, getspnam)
1277
1278 AC_LIBTESTFUNC(security, bigcrypt)
1279 AC_LIBTESTFUNC(sec, bigcrypt)
1280
1281 AC_LIBTESTFUNC(security, getprpwnam)
1282 AC_LIBTESTFUNC(sec, getprpwnam)
1283
1284 AC_CHECK_FUNCS(strsignal)
1285
1286 ############################################
1287 # Check for EA implementations
1288 case "$host_os" in
1289   *osf*)
1290         AC_SEARCH_LIBS(getproplist, [proplist])
1291         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1292         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1293         AC_CHECK_FUNCS(sizeof_proplist_entry)
1294   ;;
1295   *freebsd4* | *dragonfly* )
1296         AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1297   ;;
1298   *solaris*)
1299         AC_CHECK_FUNCS(attropen)
1300   ;;
1301   *)
1302         AC_SEARCH_LIBS(getxattr, [attr])
1303         AC_CHECK_FUNCS(getxattr,[
1304                 AC_CHECK_FUNCS(fgetxattr listxattr flistxattr removexattr fremovexattr setxattr fsetxattr)
1305                 ])
1306         AC_CHECK_FUNCS(getea,[
1307                 AC_CHECK_FUNCS(fgetea listea flistea removeea fremoveea setea fsetea)
1308                 ])
1309         AC_CHECK_FUNCS(attr_get,[
1310                 AC_CHECK_FUNCS(attr_list attr_set attr_remove attr_getf attr_listf attr_setf attr_removef)
1311                 ])
1312         AC_CHECK_FUNCS(extattr_delete_file,[
1313                 AC_CHECK_FUNCS(extattr_delete_fd extattr_get_fd extattr_get_file extattr_list_fd extattr_list_file extattr_set_fd extattr_set_file)
1314                 ])
1315   ;;
1316 esac
1317
1318 ########################################################
1319 # Do xattr functions take additional options like on Darwin?
1320 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1321         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1322                 old_LIBS=$LIBS
1323                 LIBS="$LIBS $ACL_LIBS"
1324                 AC_TRY_COMPILE([
1325                         #include <sys/types.h>
1326                         #if HAVE_ATTR_XATTR_H
1327                         #include <attr/xattr.h>
1328                         #elif HAVE_SYS_XATTR_H
1329                         #include <sys/xattr.h>
1330                         #endif
1331                 ],[
1332                         getxattr(0, 0, 0, 0, 0, 0);
1333                 ],
1334                 [smb_attr_cv_xattr_add_opt=yes],
1335                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1336         ])
1337         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1338                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1339         fi
1340 fi
1341
1342 AC_DISABLE_STATIC
1343 AC_ENABLE_SHARED
1344
1345 # Set defaults
1346 PIE_CFLAGS=""
1347 PIE_LDFLAGS=""
1348 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1349
1350 if test "x$enable_pie" != xno
1351 then
1352         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1353         [
1354                 cat > conftest.c <<EOF
1355 int foo;
1356 int main () { return 0;}
1357 EOF
1358                 if AC_TRY_COMMAND_NO_STDERR([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c])
1359                 then
1360                         samba_cv_fpie=yes
1361                 else
1362                         samba_cv_fpie=no
1363                 fi
1364                 rm -f conftest*
1365         ])
1366         if test x"${samba_cv_fpie}" = x"yes"
1367         then
1368                 PIE_CFLAGS="-fPIE"
1369                 PIE_LDFLAGS="-pie"
1370         fi
1371 fi
1372
1373 # Set defaults
1374 RELRO_LDFLAGS=""
1375 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1376
1377 if test "x$enable_relro" != xno
1378 then
1379         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1380         [
1381                 cat > conftest.c <<EOF
1382 int foo;
1383 main () { return 0;}
1384 EOF
1385                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1386                 then
1387                         samba_cv_relro=yes
1388                 else
1389                         samba_cv_relro=no
1390                 fi
1391                 rm -f conftest*
1392         ])
1393         if test x"${samba_cv_relro}" = x"yes"
1394         then
1395                 RELRO_LDFLAGS="-Wl,-z,relro"
1396         fi
1397 fi
1398
1399 # Set defaults
1400 SYMSEXT="syms"
1401 AC_SUBST(SYMSEXT)
1402
1403 # Assume non-shared by default and override below
1404 BLDSHARED="false"
1405
1406 # these are the defaults, good for lots of systems
1407 HOST_OS="$host_os"
1408 LDSHFLAGS="-shared"
1409 MODULE_EXPORTS=""
1410 SONAMEFLAG="#"
1411 SHLD="\${CC} \${CFLAGS}"
1412 PICFLAG="${PIE_CFLAGS}"
1413 SHLIBEXT="so"
1414 DSO_EXPORTS=""
1415
1416 # this bit needs to be modified for each OS that supports share libs
1417 # You need to specify how to create a shared library and
1418   # how to compile C code to produce PIC object files
1419
1420   AC_MSG_CHECKING([ability to build shared libraries])
1421
1422   # and these are for particular systems
1423   case "$host_os" in
1424                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1425                         case "$host_os" in
1426                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1427                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1428                         esac
1429                         BLDSHARED="true"
1430                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1431                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1432                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1433                         fi
1434                         DYNEXP="-Wl,--export-dynamic"
1435                         PICFLAG="-fPIC"
1436                         SONAMEFLAG="-Wl,-soname="
1437                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1438                         ;;
1439                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1440                         BLDSHARED="true"
1441                         if test "${GCC}" = "yes"; then
1442                                 PICFLAG="-fPIC"
1443                                 SONAMEFLAG="-Wl,-soname="
1444                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1445                                         DYNEXP="-Wl,-E"
1446                                 fi
1447                                 LDSHFLAGS="-shared"
1448                         else
1449                                 PICFLAG="-KPIC"
1450                                 LDSHFLAGS="-G"
1451                         fi
1452                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1453                                 SONAMEFLAG="-Wl,-soname="
1454                         else
1455                                 SONAMEFLAG="-Wl,-h,"
1456                         fi
1457                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1458                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1459                         ;;
1460                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1461                         BLDSHARED="true"
1462                         LDSHFLAGS="-G"
1463                         SONAMEFLAG="-Wl,-h,"
1464                         PICFLAG="-KPIC"   # Is this correct for SunOS
1465                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1466                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1467                         ;;
1468                 *netbsd* | *freebsd* | *dragonfly* )
1469                         BLDSHARED="true"
1470                         LDSHFLAGS="-shared"
1471                         DYNEXP="-Wl,--export-dynamic"
1472                         SONAMEFLAG="-Wl,-soname,"
1473                         PICFLAG="-fPIC -DPIC"
1474                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1475                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1476                         ;;
1477                 *openbsd*)  BLDSHARED="true"
1478                         LDSHFLAGS="-shared"
1479                         DYNEXP="-Wl,-Bdynamic"
1480                         SONAMEFLAG="-Wl,-soname,"
1481                         PICFLAG="-fPIC"
1482                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1483                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1484                         ;;
1485                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1486                         case "$host_os" in
1487                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1488                         ;;
1489                         esac
1490                         BLDSHARED="true"
1491                         LDSHFLAGS="-Wl,-set_version,sgi1.0 -shared"
1492                         SONAMEFLAG="-Wl,-soname,"
1493                         if test "${GCC}" = "yes"; then
1494                                 PICFLAG="-fPIC"
1495                         else
1496                                 PICFLAG="-KPIC"
1497                         fi
1498                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1499                         ;;
1500                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1501                         BLDSHARED="true"
1502                         # use expfull to export underscored symbols
1503                         # add rtl to remove /lib/crt0.o warning
1504                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1505                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1506                         PICFLAG="-O2"
1507                         # as AIX code is always position independent...
1508                         # .po will just create compile warnings, use po.o:
1509                         if test "${GCC}" != "yes"; then
1510                                 ## for funky AIX compiler using strncpy()
1511                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000 -qhalt=e"
1512                         fi
1513
1514                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1515                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1516                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1517                         ;;
1518                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1519                         # ia64: 64bit build using gcc with CFLAGS="-mpl64"
1520                         #       64bit build using HP's cc with CFLAGS="+DD64"
1521                         # hppa: 64bit build unsupported by gcc
1522                         #       64bit build using HP's cc with CFLAGS="+DA2.0w"
1523                         # HP-UX 11.00 ld needs PHSS_33034
1524                         BLDSHARED="true"
1525                         if test "${GCC}" = "yes"; then
1526                                 PICFLAG="-fPIC"
1527                                 LDSHFLAGS="-shared"
1528                         else
1529                                 PICFLAG="+z"
1530                                 LDSHFLAGS="-b"
1531                                 # "Uses depth-first symbol resolution"
1532                                 LDSHFLAGS="$LDSHFLAGS -Wl,-B,symbolic,-b"
1533                                 if test "$host_cpu" != "ia64"; then
1534                                         # "don't store literals in read-only memory" (?):
1535                                         PICFLAG="$PICFLAG +ESnolit"
1536                                 fi
1537                         fi
1538                         if test "$host_cpu" = "ia64"; then
1539                                 SHLIBEXT="so"
1540                                 # TODO: does the linker find the right 32/64 bit version of the libs? :
1541                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32:/usr/local/lib/hpux64:/usr/lib/hpux64"
1542                         else
1543                                 SHLIBEXT="sl"
1544                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1545                         fi
1546                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1547                                 SONAMEFLAG="-Wl,-soname="
1548                         else
1549                                 SONAMEFLAG="-Wl,+h,"
1550                         fi
1551                         # PIE/PIC flags at link time are required on HP-UX because
1552                         # linking requires a temporary source file, which is being
1553                         # compiled with the indicated flags - which need to contain
1554                         # PIC flags when we don't support PIE flags:
1555                         if test "$PIE_LDFLAGS" = "" ; then
1556                                 PIE_LDFLAGS=\${PICFLAG}
1557                         fi
1558                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1559                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1560                         ;;
1561                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1562                         BLDSHARED="true"
1563                         LDSHFLAGS="-shared"
1564                         SONAMEFLAG="-Wl,-soname,"
1565                         if test "${GCC}" = "yes"; then
1566                                 PICFLAG="-fPIC"
1567                         fi
1568                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1569                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1570                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1571                                 saved_ldflags="$LDFLAGS"
1572                                 AC_MSG_CHECKING([if $flags works])
1573                                 LDFLAGS="$flags $saved_ldflags"
1574                                 AC_TRY_LINK([],[],
1575                                         [AC_MSG_RESULT([yes])
1576                                         LDSHFLAGS_Z_NODEFS=$flags],
1577                                         AC_MSG_RESULT([no]))
1578                                 LDFLAGS="$saved_ldflags"
1579                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1580                         done
1581                         ;;
1582                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1583                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1584                         ;;
1585                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1586                         BLDSHARED="true"
1587                         LDSHFLAGS="-shared"
1588                         SONAMEFLAG="-Wl,-soname,"
1589                         PICFLAG="-KPIC"
1590                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1591                         ;;
1592                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1593                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1594                         ;;
1595                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1596                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1597                         ;;
1598                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1599                         case "$host" in
1600                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1601                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1602                                         fi
1603                                         LDSHFLAGS="-G"
1604                                         DYNEXP="-Bexport"
1605                                 ;;
1606                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1607                         esac
1608                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1609                         ;;
1610
1611                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1612                         if [ test "$GCC" != yes ]; then
1613                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1614                         fi
1615                         LDSHFLAGS="-G"
1616                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1617                         ;;
1618                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1619                         BLDSHARED="false"
1620                         LDSHFLAGS=""
1621                         ;;
1622
1623                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1624                         BLDSHARED="true"
1625                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1626                         CFLAGS="$CFLAGS -fno-common"
1627                         SHLD="\${CC}"
1628                         SHLIBEXT="dylib"
1629                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1630                         SHLIBEXT="dylib"
1631                         # Since gcc doesn't fail on unrecognised options, the
1632                         # PIE test incorrectly succeeds. Darwin gcc does not
1633                         # actually support the PIE stuff.
1634                         PIE_LDFLAGS=
1635                         PIE_CFLAGS=
1636                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1637                         ;;
1638
1639                 *)
1640                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1641                         ;;
1642   esac
1643
1644 if test "$enable_shared" != "yes"; then
1645         BLDSHARED=false
1646 fi
1647
1648 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1649         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1650 fi
1651
1652 if test x"$BLDSHARED" = x"true" ; then
1653         LDFLAGS="$LDFLAGS -L./bin"
1654 fi
1655
1656 AC_MSG_RESULT($BLDSHARED)
1657
1658 if test x"$enable_developer" = x"yes" ; then
1659         default_as_needed=auto
1660 else
1661         default_as_needed=no
1662 fi
1663 AC_ARG_ENABLE(as-needed,
1664         AS_HELP_STRING([--enable-as-needed],
1665         [Turn on as-needed support if available (default=no)]),
1666         [enable_as_needed=$enableval],
1667         [enable_as_needed=$default_as_needed])
1668 if test "x$enable_as_needed" != xno; then
1669     saved_before_as_needed_ldflags="$LDFLAGS"
1670     for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1671         saved_ldflags="$LDFLAGS"
1672         AC_MSG_CHECKING([if $flags works])
1673         LDFLAGS="$flags $saved_ldflags"
1674         AC_TRY_LINK([],[],
1675                 [AC_MSG_RESULT([yes])
1676                 LD_AS_NEEDED_FLAG=$flags
1677                 ld_as_needed_flag_found=yes],
1678                 AC_MSG_RESULT([no]))
1679         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1680         test x"$ld_as_needed_flag_found" = xyes && break
1681     done
1682 fi
1683
1684 if test x$ld_as_needed_flag_found = xyes -a x$enable_as_needed = xauto ; then
1685 # check if ld has bug described in https://bugzilla.samba.org/show_bug.cgi?id=7209#c17
1686         AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG has explicit external libs bug])
1687 cat > conftest_shb.c <<END
1688 void b() {}
1689 END
1690 cat > conftest_sha.c <<END
1691 extern void b();
1692 void a() {
1693         b();
1694 }
1695 END
1696 cat > conftest.c <<END
1697 extern void a();
1698 int main() {
1699         a();
1700         return 0;
1701 }
1702 END
1703
1704         rm -fr conftest
1705         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_sha.o conftest_sha.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1706         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_shb.o conftest_shb.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1707         TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1708         AC_TRY_COMMAND([$TESTCMD -o libconftest_shb.$SHLIBEXT conftest_shb.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1709         AC_TRY_COMMAND([$TESTCMD -o libconftest_sha.$SHLIBEXT conftest_sha.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1710         AC_TRY_COMMAND([$CC -o conftest conftest.c $LDFLAGS -L. -lconftest_sha -lconftest_shb 1>&AS_MESSAGE_LOG_FD 2>&1])
1711         if AC_TRY_COMMAND([eval "$LIB_PATH_VAR=. ./conftest 1>&AS_MESSAGE_LOG_FD 2>&1"])
1712         then
1713                 AC_MSG_RESULT([no])
1714         else
1715                 ld_as_needed_flag_found=no
1716                 LDFLAGS="$saved_before_as_needed_ldflags"
1717                 AC_MSG_RESULT([yes])
1718         fi
1719         rm conftest* libconftest*
1720 fi
1721
1722 # check if we have to disable LD_AS_NEEDED_FLAG:
1723 # On some systems for a veriety of reasons linking with
1724 # -Wl,--as-needed -lreadline -lncurses fails
1725 # we have to retest, if these combination is detected before.
1726 # Bugzilla #7209
1727
1728 if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
1729         if test x$ld_as_needed_flag_found = xyes ; then
1730                 AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
1731                 # try if check no fails
1732                 save_LIBS=$LIBS
1733                 LIBS="$LIBS $TERMLIBS"
1734                 AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
1735                 LIBS="$save_LIBS"
1736         fi
1737 fi
1738
1739
1740
1741 # for historical reasons almost all linkers don't complain about unresolved
1742 # symbols in shared libs. Except for the internal samba modules we want to get
1743 # errors when we produce a shared lib with unresolved symbols. On some
1744 # platforms unresolved symbols might be intended, so we might have to add
1745 # platform specific exceptions here.
1746
1747 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1748         saved_ldflags="$LDFLAGS"
1749         AC_MSG_CHECKING([if $flags works])
1750         LDFLAGS="$flags $saved_ldflags"
1751         AC_TRY_LINK([],[],
1752         [AC_MSG_RESULT([yes])
1753         LDSHFLAGS_Z_DEFS=$flags
1754         ldshflags_z_defs_found=yes],
1755         AC_MSG_RESULT([no]))
1756         LDFLAGS=$saved_ldflags
1757         test x"$ldshflags_z_defs_found" = xyes && break
1758 done
1759
1760 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1761 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1762 AC_MSG_CHECKING([LDFLAGS])
1763 AC_MSG_RESULT([$LDFLAGS])
1764 AC_MSG_CHECKING([DYNEXP])
1765 AC_MSG_RESULT([$DYNEXP])
1766
1767 #######################################################
1768 # test whether building a shared library actually works
1769 if test $BLDSHARED = true; then
1770
1771 AC_MSG_CHECKING([SHLD])
1772 AC_MSG_RESULT([$SHLD])
1773 AC_MSG_CHECKING([LDSHFLAGS])
1774 AC_MSG_RESULT([$LDSHFLAGS])
1775
1776 AC_MSG_CHECKING([SHLIBEXT])
1777 AC_MSG_RESULT([$SHLIBEXT])
1778 AC_MSG_CHECKING([SONAMEFLAG])
1779 AC_MSG_RESULT([$SONAMEFLAG])
1780
1781 AC_MSG_CHECKING([PICFLAG])
1782 AC_MSG_RESULT([$PICFLAG])
1783
1784 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1785 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1786
1787 AC_CACHE_CHECK([whether building shared libraries actually works],
1788                [ac_cv_shlib_works],[
1789    # try building a trivial shared library
1790    ac_cv_shlib_works=no
1791    # The $SHLD and $LDSHFLAGS variables may contain references to other
1792    # variables so they need to be eval'ed.
1793    if AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.o ${srcdir-.}/../tests/shlib.c 1>&AS_MESSAGE_LOG_FD])
1794    then
1795      TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1796      TESTCMD="$TESTCMD -o \"shlib.$SHLIBEXT\" shlib.o"
1797      if AC_TRY_COMMAND([eval $TESTCMD 1>&AS_MESSAGE_LOG_FD 2>&1])
1798      then
1799        ac_cv_shlib_works=yes
1800      fi
1801    fi
1802    rm -f "shlib.$SHLIBEXT" shlib.o
1803
1804 ])
1805 if test $ac_cv_shlib_works = no; then
1806    BLDSHARED=false
1807 fi
1808 fi
1809
1810 if test x"$BLDSHARED" != x"true"; then
1811         LDSHFLAGS="shared-libraries-disabled"
1812         SONAMEFLAG="shared-libraries-disabled"
1813         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1814         SHLD="shared-libraries-disabled"
1815         PICFLAG="${PIE_CFLAGS}"
1816         SHLIBEXT="shared_libraries_disabled"
1817         smbtorture4_possible=no
1818 fi
1819
1820 AC_MSG_CHECKING([used PICFLAG])
1821 AC_MSG_RESULT([$PICFLAG])
1822
1823 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1824
1825
1826
1827 ###########################################################
1828 #
1829 # Configuration of subsystems / libraries
1830 #
1831 ###########################################################
1832
1833 INSTALLLIBCMD_SH=:
1834 INSTALLLIBCMD_A=:
1835 UNINSTALLLIBCMD_SH=:
1836 UNINSTALLLIBCMD_A=:
1837
1838 if test $BLDSHARED = true; then
1839         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1840         UNINSTALLLIBCMD_SH="rm -f"
1841 fi
1842 if test $enable_static = yes; then
1843         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1844         UNINSTALLLIBCMD_A="rm -f"
1845 fi
1846
1847 #################################################
1848 # --disable-shared-libs
1849 # can be used to disable the internal use of shared libs altogether
1850 # (this only has an effect when building shared libs is enabled)
1851 #
1852 USESHARED=false
1853 AC_SUBST(USESHARED)
1854
1855 AC_MSG_CHECKING(whether to use shared libraries internally)
1856 AC_ARG_ENABLE([shared-libs],
1857         AS_HELP_STRING([--enable-shared-libs],
1858                 [Use shared libraries internally (default=yes)]),
1859         [enable_shared_libs=$enableval],
1860         [enable_shared_libs=yes])
1861
1862 if test x"$enable_shared_libs" != x"no" ; then
1863         USESHARED=$BLDSHARED
1864 fi
1865
1866 AC_MSG_RESULT([$USESHARED])
1867
1868 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1869         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1870 fi
1871
1872 #################################################
1873 # --with-static-libs=LIBS:
1874 #   link (internal) libs dynamically or statically?
1875 #
1876 # If a subsystem is built as a library then this controls whether they are
1877 # linked into Samba targets statically or dynamically:
1878 #
1879 # * If we build the shared library at all, we link dynamically by default.
1880 #
1881 # * We only link statically if we don't build shared or if the library
1882 #   appears in the --with-static-libs configure option.
1883 #
1884 # Example:
1885 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1886 #   of linking the dynamic variant with -ltalloc.
1887 #
1888 # NOTE: This option only affects libraries that we do not only build
1889 # but that samba also links against as libraries (as opposed to linking
1890 # the plain object files. - This has to be configured in Makefile.in.
1891 # So in particular it does not harm to give invalid or unknown names here.
1892 #
1893
1894 AC_ARG_WITH([static-libs],
1895         [AS_HELP_STRING([--with-static-libs=LIBS],
1896                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1897         [AS_IF([test $withval],
1898                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1899                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1900                         eval LINK_$lib=STATIC
1901                 done], [])],
1902         [])
1903
1904 #
1905 # WORKAROUND:
1906 #   until we have organized other internal subsystems (as util, registry
1907 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1908 #   dynamically to samba programs.
1909 #
1910 LINK_LIBNETAPI=STATIC
1911
1912 LINK_LIBSMBCLIENT=STATIC
1913
1914 #
1915 #  The library versions are hardcoded here
1916 #  and filled into the LIBFOO_SOVER variable.
1917 #
1918 #  TODO: for talloc and tdb (at least), these should
1919 #  be extracted from their respective source directories
1920 #
1921 AC_ARG_ENABLE(external_libtalloc,
1922         [AS_HELP_STRING([--enable-external-libtalloc],
1923                 [Enable external talloc [default=auto]])],
1924         [ enable_external_libtalloc=$enableval ],
1925         [ enable_external_libtalloc=auto ])
1926
1927 if test "x$enable_external_libtalloc" != xno
1928 then
1929         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1930                 [ enable_external_libtalloc=yes ],
1931                 [ if test x$enable_external_libtalloc = xyes; then
1932                         AC_MSG_ERROR([Unable to find libtalloc])
1933                   else
1934                         enable_external_libtalloc=no
1935                   fi
1936                 ])
1937 fi
1938
1939 if test "x$enable_external_libtalloc" = xno
1940 then
1941         m4_include(../lib/talloc/libtalloc.m4)
1942         if test x"$USESHARED" == x"no" ; then
1943                 LINK_LIBTALLOC=STATIC
1944         fi
1945         LIBTALLOCVERSION=`grep ^VERSION ${tallocdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1946         SMB_LIBRARY(talloc, 2, ${LIBTALLOCVERSION})
1947         LIBTALLOC_OBJ0=""
1948         for obj in ${TALLOC_OBJ}; do
1949                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1950         done
1951         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1952         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1953         AC_SUBST(LIBTALLOC_OBJ0)
1954
1955         TALLOCTORT="bin/talloctort"
1956         AC_SUBST(TALLOCTORT)
1957 fi
1958
1959
1960 AC_ARG_ENABLE(external_libtdb,
1961         [AS_HELP_STRING([--enable-external-libtdb],
1962                 [Enable external tdb [default=auto]])],
1963                 [ enable_external_libtdb=$enableval ],
1964                 [ enable_external_libtdb=auto ])
1965
1966 if test "x$enable_external_libtdb" != xno
1967 then
1968         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.6,
1969                 [ enable_external_libtdb=yes ],
1970                 [
1971                 if test x$enable_external_libtdb = xyes; then
1972                         AC_MSG_ERROR([Unable to find libtdb])
1973                 else
1974                         enable_external_libtdb=no
1975                 fi
1976                 ])
1977 fi
1978
1979 AC_SUBST(LIBTDB_OBJ0)
1980 if test "x$enable_external_libtdb" = xno
1981 then
1982         m4_include(../lib/tdb/libtdb.m4)
1983         if test x"$USESHARED" == x"no" ; then
1984                 LINK_LIBTDB=STATIC
1985         fi
1986         LIBTDBVERSION=`grep ^VERSION ${tdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1987         SMB_LIBRARY(tdb, 1, ${LIBTDBVERSION})
1988         LIBTDB_OBJ0=""
1989         LIBTDB_LIBS="$LIBTDB_LIBS $TDB_DEPS"
1990         for obj in ${TDB_OBJ}; do
1991                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1992         done
1993         AC_SUBST(LIBTDB_OBJ0)
1994         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1995         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
1996
1997         TDBBACKUP="bin/tdbbackup"
1998         AC_SUBST(TDBBACKUP)
1999         TDBDUMP="bin/tdbdump"
2000         AC_SUBST(TDBDUMP)
2001         TDBRESTORE="bin/tdbrestore"
2002         AC_SUBST(TDBRESTORE)
2003         TDBTOOL="bin/tdbtool"
2004         AC_SUBST(TDBTOOL)
2005         TDBTORTURE="bin/tdbtorture"
2006         AC_SUBST(TDBTORTURE)
2007 fi
2008
2009 SMB_LIBRARY(netapi, 0)
2010 SMB_LIBRARY(smbclient, 0)
2011 SMB_LIBRARY(smbsharemodes, 0)
2012 SMB_LIBRARY(addns, 0, [], no, [undefined API])
2013
2014
2015
2016 ################
2017
2018 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
2019 AC_TRY_RUN([#include <stdio.h>
2020 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
2021 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
2022 if test x"$samba_cv_have_longlong" = x"yes"; then
2023     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
2024     AC_CHECK_TYPE(intptr_t, unsigned long long)
2025 else
2026     AC_CHECK_TYPE(intptr_t, unsigned long)
2027 fi
2028
2029 #
2030 # Check if the compiler supports the LL prefix on long long integers.
2031 # AIX needs this.
2032
2033 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
2034     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
2035         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
2036 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
2037    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
2038 fi
2039
2040
2041 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
2042 AC_TRY_RUN([#include <time.h>
2043 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
2044 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
2045 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
2046     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
2047 fi
2048
2049 AC_CACHE_CHECK([for TIME_T_MAX],samba_cv_TIME_T_MAX,[
2050 AC_TRY_RUN([#include <time.h>
2051 main() {
2052         struct tm *tm;
2053         if (sizeof(time_t) == 8) {
2054                 time_t max_time = 0x7fffffffffffffffll;
2055                 tm = gmtime(&max_time);
2056                 /* This should fail with 32-bit tm_year. */
2057                 if (tm == NULL) {
2058                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
2059                         max_time = 67768036191676799ll;
2060                         tm = gmtime(&max_time);
2061                         if (tm) {
2062                                 exit(0);
2063                         }
2064                 }
2065         }
2066         exit(1);
2067 }],
2068 samba_cv_TIME_T_MAX=yes,samba_cv_TIME_T_MAX=no,samba_cv_TIME_T_MAX=cross)])
2069 if test x"$samba_cv_TIME_T_MAX" = x"yes"; then
2070     AC_DEFINE(TIME_T_MAX,67768036191676799ll,[The maximum value of the 'time_t' type])
2071 fi
2072
2073
2074 #
2075 # As a gating factor for large file support, in order to
2076 # use >4GB files we must have the following minimal support
2077 # available: a 64 bit off_t
2078 # If we don't have all of these then fail the build
2079 #
2080
2081 AC_MSG_CHECKING([if large file support can be enabled])
2082 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2083 AC_TRY_RUN([#include <stdio.h>
2084 #include <sys/stat.h>
2085 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
2086 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2087 if test x"$samba_cv_SIZEOF_OFF_T" = x"no"; then
2088     AC_MSG_ERROR(["large file support support not available: sizeof(off_t) != 8"])
2089 fi
2090
2091 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2092 AC_TRY_RUN([
2093 #if defined(HAVE_UNISTD_H)
2094 #include <unistd.h>
2095 #endif
2096 #include <stdio.h>
2097 #include <sys/stat.h>
2098 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2099 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2100 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2101     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2102 fi
2103
2104 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2105 AC_TRY_RUN([
2106 #if defined(HAVE_UNISTD_H)
2107 #include <unistd.h>
2108 #endif
2109 #include <stdio.h>
2110 #include <sys/stat.h>
2111 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2112 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2113 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2114     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2115 fi
2116
2117 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2118 AC_TRY_RUN([
2119 #if defined(HAVE_UNISTD_H)
2120 #include <unistd.h>
2121 #endif
2122 #include <sys/types.h>
2123 main() { dev_t dev; int i = major(dev); return 0; }],
2124 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2125 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2126     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2127 fi
2128
2129 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2130 AC_TRY_RUN([
2131 #if defined(HAVE_UNISTD_H)
2132 #include <unistd.h>
2133 #endif
2134 #include <sys/types.h>
2135 main() { dev_t dev; int i = minor(dev); return 0; }],
2136 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2137 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2138     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2139 fi
2140
2141 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2142 AC_TRY_RUN([
2143 #if defined(HAVE_UNISTD_H)
2144 #include <unistd.h>
2145 #endif
2146 #include <sys/types.h>
2147 main() { dev_t dev = makedev(1,2); return 0; }],
2148 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2149 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2150     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2151 fi
2152
2153 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2154 AC_TRY_RUN([#include <stdio.h>
2155 main() { char c; c=250; exit((c > 0)?0:1); }],
2156 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2157 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2158     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2159 fi
2160
2161 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2162 AC_TRY_COMPILE([#include <sys/types.h>
2163 #include <dirent.h>
2164 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2165 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2166 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2167     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2168 fi
2169
2170 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2171 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2172 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2173 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2174     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2175 fi
2176
2177 if test x"$libreplace_cv_HAVE_CLOCK_GETTIME_IN_LIBRT" = xyes ; then
2178         LIBS="$LIBS -lrt"
2179 fi
2180
2181 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2182 AC_TRY_RUN([#include <sys/types.h>
2183 #include <dirent.h>
2184 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2185 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2186 di->d_name[0] == 0) exit(0); exit(1);} ],
2187 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2188 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2189     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2190 fi
2191
2192 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2193 AC_TRY_COMPILE([#include <sys/types.h>
2194 #include <utime.h>],
2195 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2196 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2197 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2198     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2199 fi
2200
2201 ##############
2202 # Check utmp details, but only if our OS offers utmp.h
2203 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2204 dnl  utmp and utmpx come in many flavours
2205 dnl  We need to check for many of them
2206 dnl  But we don't need to do each and every one, because our code uses
2207 dnl  mostly just the utmp (not utmpx) fields.
2208
2209 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2210
2211 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2212 AC_TRY_COMPILE([#include <sys/types.h>
2213 #include <utmp.h>],
2214 [struct utmp ut;  ut.ut_name[0] = 'a';],
2215 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2216 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2217     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2218 fi
2219
2220 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2221 AC_TRY_COMPILE([#include <sys/types.h>
2222 #include <utmp.h>],
2223 [struct utmp ut;  ut.ut_user[0] = 'a';],
2224 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2225 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2226     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2227 fi
2228
2229 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2230 AC_TRY_COMPILE([#include <sys/types.h>
2231 #include <utmp.h>],
2232 [struct utmp ut;  ut.ut_id[0] = 'a';],
2233 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2234 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2235     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2236 fi
2237
2238 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2239 AC_TRY_COMPILE([#include <sys/types.h>
2240 #include <utmp.h>],
2241 [struct utmp ut;  ut.ut_host[0] = 'a';],
2242 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2243 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2244     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2245 fi
2246
2247 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2248 AC_TRY_COMPILE([#include <sys/types.h>
2249 #include <utmp.h>],
2250 [struct utmp ut;  time_t t; ut.ut_time = t;],
2251 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2252 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2253     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2254 fi
2255
2256 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2257 AC_TRY_COMPILE([#include <sys/types.h>
2258 #include <utmp.h>],
2259 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2260 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2261 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2262     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2263 fi
2264
2265 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2266 AC_TRY_COMPILE([#include <sys/types.h>
2267 #include <utmp.h>],
2268 [struct utmp ut;  ut.ut_type = 0;],
2269 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2270 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2271     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2272 fi
2273
2274 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2275 AC_TRY_COMPILE([#include <sys/types.h>
2276 #include <utmp.h>],
2277 [struct utmp ut;  ut.ut_pid = 0;],
2278 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2279 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2280     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2281 fi
2282
2283 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2284 AC_TRY_COMPILE([#include <sys/types.h>
2285 #include <utmp.h>],
2286 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2287 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2288 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2289     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2290 fi
2291
2292 dnl Look for the IPv6 varient by preference. Many systems have both.
2293 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2294 AC_TRY_COMPILE([#include <sys/types.h>
2295 #include <utmp.h>],
2296 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2297 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2298 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2299     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2300 fi
2301
2302 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2303 AC_TRY_COMPILE([#include <sys/types.h>
2304 #include <utmp.h>],
2305 [struct utmp ut;  ut.ut_addr = 0;],
2306 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2307 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2308     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2309 fi
2310
2311 if test x$ac_cv_func_pututline = xyes ; then
2312   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2313   AC_TRY_COMPILE([#include <sys/types.h>
2314 #include <utmp.h>],
2315   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2316   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2317   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2318       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2319   fi
2320 fi
2321
2322 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2323 AC_TRY_COMPILE([#include <sys/types.h>
2324 #include <utmpx.h>],
2325 [struct utmpx ux;  ux.ut_syslen = 0;],
2326 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2327 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2328     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2329 fi
2330
2331 fi
2332 # end utmp details
2333
2334 AC_CACHE_CHECK([for linux fallocate],samba_cv_HAVE_LINUX_FALLOCATE,[
2335 AC_TRY_COMPILE([
2336 #if defined(HAVE_UNISTD_H)
2337 #include <unistd.h>
2338 #endif
2339 #include <sys/types.h>
2340 #define _GNU_SOURCE
2341 #include <fcntl.h>
2342 #if defined(HAVE_LINUX_FALLOC_H)
2343 #include <linux/falloc.h>
2344 #endif],
2345 [int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);],
2346 samba_cv_HAVE_LINUX_FALLOCATE=yes,samba_cv_HAVE_LINUX_FALLOCATE=no)])
2347 if test x"$samba_cv_HAVE_LINUX_FALLOCATE" = x"yes" && test x"$ac_cv_func_fallocate" = x"yes"; then
2348     AC_DEFINE(HAVE_LINUX_FALLOCATE,1,[Whether the Linux 'fallocate' function is available])
2349 fi
2350
2351 AC_CACHE_CHECK([for getcwd takes NULL],samba_cv_GETCWD_TAKES_NULL,[
2352 AC_TRY_RUN([
2353 #if defined(HAVE_UNISTD_H)
2354 #include <unistd.h>
2355 #endif
2356 main() { char *s = getcwd(NULL,0); if (s) exit(0); exit(1); }],
2357 samba_cv_GETCWD_TAKES_NULL=yes,samba_cv_GETCWD_TAKES_NULL=no,samba_cv_GETCWD_TAKES_NULL=cross)])
2358 if test x"$samba_cv_GETCWD_TAKES_NULL" = x"yes"; then
2359     AC_DEFINE(GETCWD_TAKES_NULL,1,[Whether the getcwd function takes NULL as an argument])
2360 fi
2361
2362 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2363 AC_ARG_WITH(libiconv,
2364 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2365 [
2366   if test "$withval" = "no" ; then
2367     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2368   else
2369      if test "$withval" != "yes" ; then
2370         ICONV_PATH_SPEC=yes
2371         ICONV_LOOK_DIRS="$withval"
2372      fi
2373   fi
2374 ])
2375
2376 for i in $ICONV_LOOK_DIRS ; do
2377
2378     save_LIBS="$LIBS"
2379     save_LDFLAGS="$LDFLAGS"
2380     save_CPPFLAGS="$CPPFLAGS"
2381
2382     iconv_current_LIBS=""
2383     iconv_current_LDFLAGS=""
2384     iconv_current_CPPFLAGS=""
2385
2386     ICONV_FOUND="no"
2387     unset libext
2388
2389     #  This is here to handle -withval stuff for --with-libiconv
2390     #  Perhaps we should always add a -L
2391     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2392
2393     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2394     # installation paths. This gets a little tricky since we might have iconv
2395     # in both libiconv and in libc. In this case the jm_ICONV test will always
2396     # succeed when the header is found. To counter this, make sure the
2397     # library directory is there and check the ABI directory first (which
2398     # should be harmless on other systems, but causes tons of linker warnings on
2399     # 64bit Ubuntu systems).
2400     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2401     # installed, I've decided to fix the linker warnings.
2402     # -- Kai
2403     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2404     for l in "lib" "lib32" "lib/hpux32"; do
2405         if test -d "$i/$l" ; then
2406                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2407                 LIBS=
2408                 export LDFLAGS LIBS CPPFLAGS
2409                 # Try to find iconv(3)
2410                 jm_ICONV($i/$l)
2411                 if test x"$ICONV_FOUND" = "xyes" ; then
2412                     libext="$l"
2413                     break
2414                 fi
2415         fi
2416     done
2417
2418     if test x"$ICONV_FOUND" = "xyes" ; then
2419         iconv_current_LDFLAGS="-L$i/$libext"
2420         iconv_current_CPPFLAGS="-I$i/include"
2421
2422         if test x"$jm_cv_lib_iconv" != x; then
2423             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2424         else
2425             # We found iconv in libc.
2426             iconv_current_LIBS=""
2427         fi
2428
2429     fi
2430
2431     if test x"$ICONV_FOUND" = "xyes" ; then
2432
2433         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2434         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2435         LIBS="$save_LIBS $iconv_current_LIBS"
2436         export LDFLAGS LIBS CPPFLAGS
2437
2438         default_dos_charset=no
2439         default_unix_charset=no
2440
2441         # check for default dos charset name
2442         for j in CP850 IBM850 ; do
2443             rjs_CHARSET($j)
2444             default_dos_charset="$ICONV_CHARSET"
2445             if test x"$default_dos_charset" = x"$j"; then
2446                 break
2447             fi
2448         done
2449
2450         # check for default unix charset name
2451         for j in UTF-8 UTF8 ; do
2452             rjs_CHARSET($j)
2453             default_unix_charset="$ICONV_CHARSET"
2454             if test x"$default_unix_charset" = x"$j"; then
2455                 break
2456             fi
2457         done
2458
2459         if test "$default_dos_charset" != "no" -a \
2460                 "$default_dos_charset" != "cross" -a \
2461                 "$default_unix_charset" != "no" -a \
2462                 "$default_unix_charset" != "cross"
2463         then
2464                 samba_cv_HAVE_NATIVE_ICONV=yes
2465         else
2466             if test "$default_dos_charset" = "cross" -o \
2467                      "$default_unix_charset" = "cross"
2468             then
2469                     samba_cv_HAVE_NATIVE_ICONV=cross
2470             else
2471                     samba_cv_HAVE_NATIVE_ICONV=no
2472             fi
2473         fi
2474
2475         # At this point, we have a libiconv candidate. We know that
2476         # we have the right headers and libraries, but we don't know
2477         # whether it does the conversions we want. We can't test this
2478         # because we are cross-compiling. This is not necessarily a big
2479         # deal, since we can't guarantee that the results we get now will
2480         # match the results we get at runtime anyway.
2481         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2482             default_dos_charset="CP850"
2483             default_unix_charset="UTF-8"
2484             samba_cv_HAVE_NATIVE_ICONV=yes
2485             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2486             AC_MSG_WARN([$default_dos_charset and $default_unix_charset to UCS-16LE])
2487         fi
2488
2489         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2490
2491             CPPFLAGS=$save_CPPFLAGS
2492             LDFLAGS=$save_LDFLAGS
2493             LIBS=$save_LIBS
2494
2495             if test x"$iconv_current_LIBS" != x; then
2496                 LIBS="$LIBS $iconv_current_LIBS"
2497             fi
2498
2499             # Add the flags we need to CPPFLAGS and LDFLAGS
2500             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2501             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2502
2503             # Turn the #defines into string literals
2504             default_dos_charset="\"$default_dos_charset\""
2505             default_unix_charset="\"$default_unix_charset\""
2506
2507             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2508             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2509             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2510
2511            break
2512         fi
2513
2514     # We didn't find a working iconv, so keep going
2515     fi
2516
2517     #  We only need to clean these up here for the next pass through the loop
2518     CPPFLAGS=$save_CPPFLAGS
2519     LDFLAGS=$save_LDFLAGS
2520     LIBS=$save_LIBS
2521     export LDFLAGS LIBS CPPFLAGS
2522 done
2523 unset libext
2524
2525
2526 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2527     AC_MSG_WARN([Sufficient support for iconv function was not found.
2528     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2529    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2530    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2531 fi
2532
2533
2534 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2535 AC_TRY_RUN([
2536 #include <sys/types.h>
2537 #include <fcntl.h>
2538 #ifndef F_GETLEASE
2539 #define F_GETLEASE      1025
2540 #endif
2541 main() {
2542        int fd = open("/dev/null", O_RDONLY);
2543        return fcntl(fd, F_GETLEASE, 0) == -1;
2544 }
2545 ],
2546 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2547 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2548     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2549 fi
2550
2551 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2552 AC_TRY_RUN([
2553 #include <sys/types.h>
2554 #include <fcntl.h>
2555 #include <signal.h>
2556 #ifndef F_NOTIFY
2557 #define F_NOTIFY 1026
2558 #endif
2559 main() {
2560         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2561 }
2562 ],
2563 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2564 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2565     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2566 fi
2567
2568 AC_CHECK_HEADER(sys/inotify.h)
2569
2570 if test x"ac_cv_header_sys_inotify_h" = x"yes"; then
2571     AC_DEFINE(HAVE_INOTIFY,1,[For inotify support])
2572 fi
2573
2574 #################################################
2575 # Check if FAM notifications are available. For FAM info, see
2576 #       http://oss.sgi.com/projects/fam/
2577 #       http://savannah.nongnu.org/projects/fam/
2578 AC_ARG_ENABLE(fam,
2579 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2580
2581 if test x$enable_fam != xno; then
2582     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2583     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2584         # On IRIX, libfam requires libC, but other FAM implementations
2585         # might not need it.
2586         AC_CHECK_LIB(fam, FAMOpen2,
2587             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2588             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2589             [samba_cv_HAVE_LIBFAM=no])
2590
2591         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2592             samba_fam_xtra=-lC
2593             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2594                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2595                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2596                 [samba_cv_HAVE_LIBFAM=no])
2597             unset samba_fam_xtra
2598         fi
2599     fi
2600     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2601         default_shared_modules="$default_shared_modules vfs_notify_fam"
2602         AC_TRY_COMPILE([#include <fam.h>],
2603                     [enum FAMCodes code = FAMChanged;],
2604                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2605                         [Whether fam.h contains a typedef for enum FAMCodes]),
2606                     [])
2607     fi
2608
2609     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2610         AC_CHECK_LIB(fam, FAMNoExists,
2611             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2612     fi
2613
2614     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2615         AC_MSG_ERROR(FAM support requested but FAM library not available )
2616     fi
2617 fi
2618
2619 AC_SUBST(SMB_FAM_LIBS)
2620
2621 #################################################
2622 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2623
2624
2625 with_dmapi_support=auto
2626 AC_MSG_CHECKING(whether to use DMAPI support)
2627 AC_ARG_WITH(dmapi,
2628 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2629 [ case "$withval" in
2630   yes|no)
2631     with_dmapi_support=$withval
2632     ;;
2633   esac ]
2634 )
2635 AC_MSG_RESULT([$with_dmapi_support])
2636
2637 if test x"$with_dmapi_support" != xno ; then
2638         SMB_CHECK_DMAPI([], [
2639                 AC_MSG_NOTICE(DMAPI support not present)
2640                 if test x"$with_dmapi_support" = xyes ; then
2641                         AC_MSG_ERROR(no DMAPI support found but requested!)
2642                 fi
2643                 ]
2644         )
2645 fi
2646
2647 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2648 # Theoretically it should work with AIX JFS2 too but this needs testing
2649 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2650     default_shared_modules="$default_shared_modules vfs_tsmsm"
2651 fi
2652
2653 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2654 AC_TRY_RUN([
2655 #include <sys/types.h>
2656 #include <fcntl.h>
2657 #include <signal.h>
2658 #include <sys/file.h>
2659 #ifndef LOCK_MAND
2660 #define LOCK_MAND       32
2661 #define LOCK_READ       64
2662 #endif
2663 main() {
2664         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2665 }
2666 ],
2667 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2668 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2669     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2670 fi
2671
2672
2673 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2674 AC_TRY_COMPILE([#include <sys/types.h>
2675 #include <fcntl.h>],
2676 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2677 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2678 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2679     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2680 fi
2681
2682 #################################################
2683 # Check for POSIX capability support
2684
2685 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2686     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2687     [], [])
2688
2689 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2690
2691     ac_save_LIBS=$LIBS
2692     AC_LIBTESTFUNC(cap, cap_get_proc)
2693
2694     AC_CACHE_CHECK([for POSIX capabilities],
2695             samba_cv_HAVE_POSIX_CAPABILITIES,
2696             [
2697                 AC_TRY_RUN([
2698 #include <sys/types.h>
2699 #include <sys/capability.h>
2700 main() {
2701  cap_t cap;
2702  cap_value_t vals[1];
2703  if (!(cap = cap_get_proc()))
2704    exit(1);
2705  vals[0] = CAP_CHOWN;
2706  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2707  cap_set_proc(cap);
2708  exit(0);
2709 }],
2710                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2711                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2712                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2713             ])
2714
2715 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2716     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2717             [Whether POSIX capabilities are available])
2718 else
2719     LIBS=$ac_save_LIBS
2720 fi
2721
2722 fi
2723
2724 #
2725 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2726 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2727 #
2728
2729 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2730 AC_TRY_COMPILE([#include <sys/types.h>
2731 #if defined(HAVE_RPC_RPC_H)
2732 #include <rpc/rpc.h>
2733 #endif],
2734 [int16 testvar;],
2735 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2736 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2737     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2738 fi
2739
2740 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2741 AC_TRY_COMPILE([#include <sys/types.h>
2742 #if defined(HAVE_RPC_RPC_H)
2743 #include <rpc/rpc.h>
2744 #endif],
2745 [uint16 testvar;],
2746 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2747 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2748     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2749 fi
2750
2751 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2752 AC_TRY_COMPILE([#include <sys/types.h>
2753 #if defined(HAVE_RPC_RPC_H)
2754 #include <rpc/rpc.h>
2755 #endif],
2756 [int32 testvar;],
2757 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2758 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2759     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2760 fi
2761
2762 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2763 AC_TRY_COMPILE([#include <sys/types.h>
2764 #if defined(HAVE_RPC_RPC_H)
2765 #include <rpc/rpc.h>
2766 #endif],
2767 [uint32 testvar;],
2768 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2769 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2770     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2771 fi
2772
2773 dnl
2774 dnl Some systems (SCO) have a problem including
2775 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2776 dnl as a #define in <prot.h> and as part of an enum
2777 dnl in <rpc/rpc.h>.
2778 dnl
2779
2780 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2781 AC_TRY_COMPILE([#include <sys/types.h>
2782 #ifdef HAVE_SYS_SECURITY_H
2783 #include <sys/security.h>
2784 #include <prot.h>
2785 #endif  /* HAVE_SYS_SECURITY_H */
2786 #if defined(HAVE_RPC_RPC_H)
2787 #include <rpc/rpc.h>
2788 #endif],
2789 [int testvar;],
2790 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2791 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2792     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2793 fi
2794
2795 AC_MSG_CHECKING([for test routines])
2796 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2797            AC_MSG_RESULT(yes),
2798            AC_MSG_ERROR([cant find test code. Aborting config]),
2799            AC_MSG_WARN([cannot run when cross-compiling]))
2800
2801 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2802 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2803            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2804 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2805     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2806 fi
2807
2808 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2809 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2810            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2811 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2812     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2813 fi
2814
2815 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2816 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2817 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2818 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2819 AC_CHECK_FUNCS(getpagesize)
2820
2821 ################################################
2822 # look for a method of setting the effective uid
2823 seteuid=no;
2824
2825 if test $seteuid = no; then
2826 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2827 AC_TRY_RUN([
2828 #define AUTOCONF_TEST 1
2829 #define USE_SETREUID 1
2830 #include "confdefs.h"
2831 #include "${srcdir-.}/lib/util_sec.c"],
2832            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2833 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2834     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2835 fi
2836 fi
2837
2838 # we check for setresuid second as it conflicts with AIO on Linux. 
2839 # see http://samba.org/~tridge/junkcode/aio_uid.c
2840 if test $seteuid = no; then
2841 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2842 AC_TRY_RUN([
2843 #define AUTOCONF_TEST 1
2844 #define USE_SETRESUID 1
2845 #include "confdefs.h"
2846 #include "${srcdir-.}/lib/util_sec.c"],
2847            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2848 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2849     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2850 fi
2851 fi
2852
2853 if test $seteuid = no; then
2854 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2855 AC_TRY_RUN([
2856 #define AUTOCONF_TEST 1
2857 #define USE_SETEUID 1
2858 #include "confdefs.h"
2859 #include "${srcdir-.}/lib/util_sec.c"],
2860            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2861 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2862     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2863 fi
2864 fi
2865
2866 if test $seteuid = no; then
2867 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2868 AC_TRY_RUN([
2869 #define AUTOCONF_TEST 1
2870 #define USE_SETUIDX 1
2871 #include "confdefs.h"
2872 #include "${srcdir-.}/lib/util_sec.c"],
2873            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2874 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2875     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2876 fi
2877 fi
2878
2879 AC_CACHE_CHECK([for the Darwin initgroups system call],
2880         samba_cv_DARWIN_INITGROUPS,
2881         AC_TRY_LINK([
2882 #include <sys/syscall.h>
2883 #include <unistd.h>
2884         ],
2885         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2886         samba_cv_DARWIN_INITGROUPS=yes,
2887         samba_cv_DARWIN_INITGROUPS=no)
2888 )
2889
2890 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2891     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2892         [Whether to use the Darwin-specific initgroups system call])
2893 fi
2894
2895 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2896 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2897            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2898 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2899     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2900 fi
2901
2902 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
2903 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
2904 AC_TRY_COMPILE([
2905   #define _XOPEN_SOURCE 600
2906   #include <stdlib.h>
2907   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
2908     probably broken posix_fallocate
2909   #endif
2910 ], [
2911 ], 
2912 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
2913 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
2914         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE,, Whether we have a broken posix_fallocate)
2915 fi
2916
2917
2918 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2919 AC_TRY_COMPILE([#include <sys/types.h>
2920 #include <sys/stat.h>
2921 #include <unistd.h>],
2922 [struct stat st;  st.st_blocks = 0;],
2923 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2924 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2925     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2926 fi
2927
2928 AC_CACHE_CHECK([for 32 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_4,[
2929 AC_TRY_RUN([
2930 #if defined(HAVE_UNISTD_H)
2931 #include <unistd.h>
2932 #endif
2933 #include <stdio.h>
2934 #include <sys/types.h>
2935 #include <sys/stat.h>
2936 main() { exit((sizeof(blkcnt_t) == 4) ? 0 : 1); }],
2937 samba_cv_SIZEOF_BLKCNT_T_4=yes,samba_cv_SIZEOF_BLKCNT_T_4=no,samba_cv_SIZEOF_BLKCNT_T_4=cross)])
2938 if test x"$samba_cv_SIZEOF_BLKCNT_T_4" = x"yes"; then
2939     AC_DEFINE(SIZEOF_BLKCNT_T_4,1,[The size of the 'blkcnt_t' type])
2940 fi
2941
2942 AC_CACHE_CHECK([for 64 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_8,[
2943 AC_TRY_RUN([
2944 #if defined(HAVE_UNISTD_H)
2945 #include <unistd.h>
2946 #endif
2947 #include <stdio.h>
2948 #include <sys/types.h>
2949 #include <sys/stat.h>
2950 main() { exit((sizeof(blkcnt_t) == 8) ? 0 : 1); }],
2951 samba_cv_SIZEOF_BLKCNT_T_8=yes,samba_cv_SIZEOF_BLKCNT_T_8=no,samba_cv_SIZEOF_BLKCNT_T_8=cross)])
2952 if test x"$samba_cv_SIZEOF_BLKCNT_T_8" = x"yes"; then
2953     AC_DEFINE(SIZEOF_BLKCNT_T_8,1,[The size of the 'blkcnt_t' type])
2954 fi
2955
2956 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2957 AC_TRY_COMPILE([#include <sys/types.h>
2958 #include <sys/stat.h>
2959 #include <unistd.h>],
2960 [struct stat st;  st.st_blksize = 0;],
2961 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2962 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2963     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2964 fi
2965
2966 AC_CACHE_CHECK([for st_flags in struct stat],
2967         samba_cv_HAVE_STAT_ST_FLAGS,
2968         [
2969             AC_TRY_COMPILE([#include <sys/types.h>
2970 #include <sys/stat.h>
2971 #include <unistd.h>],
2972             [struct stat st;  st.st_flags = 0;],
2973             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2974             samba_cv_HAVE_STAT_ST_FLAGS=no,
2975             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2976         ])
2977
2978 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2979     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2980                 [Whether the stat struct has a st_flags member])
2981 fi
2982
2983 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2984 AC_TRY_COMPILE([
2985 #include <sys/types.h>
2986 #include <sys/acl.h>
2987 #if defined(HAVE_RPCSVC_NIS_H)
2988 #include <rpcsvc/nis.h>
2989 #endif],
2990 [int i;],
2991 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2992 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2993         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2994 fi
2995
2996 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2997 AC_TRY_RUN([
2998 #include <stdio.h>
2999 #include <limits.h>
3000 #include <signal.h>
3001
3002 void exit_on_core(int ignored) {
3003         exit(1);
3004 }
3005
3006 main() {
3007         char *newpath;
3008         signal(SIGSEGV, exit_on_core);
3009         newpath = realpath("/tmp", NULL);
3010         exit((newpath != NULL) ? 0 : 1);
3011 }
3012 ],
3013 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3014 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3015     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3016 fi
3017
3018 #################################################
3019 # check for AFS clear-text auth support
3020 samba_cv_WITH_AFS=no
3021 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3022 AC_ARG_WITH(afs,
3023 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3024 [ case "$withval" in
3025   yes|auto)
3026     AC_MSG_RESULT($withval)
3027     samba_cv_WITH_AFS=$withval
3028     ;;
3029   *)
3030     AC_MSG_RESULT(no)
3031     ;;
3032   esac ],
3033   AC_MSG_RESULT(no)
3034 )
3035
3036 ####################################################
3037 # check for Linux-specific AFS fake-kaserver support
3038 samba_cv_WITH_FAKE_KASERVER=no
3039 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3040 AC_ARG_WITH(fake-kaserver,
3041 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3042 [ case "$withval" in
3043   yes|auto)
3044     AC_MSG_RESULT($withval)
3045     samba_cv_WITH_FAKE_KASERVER=$withval
3046     ;;
3047   *)
3048     AC_MSG_RESULT(no)
3049     ;;
3050   esac ],
3051   AC_MSG_RESULT(no)
3052 )
3053
3054 #################################################
3055 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3056 if test x"$samba_cv_WITH_AFS" != x"no" ||
3057    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3058
3059     # see if this box has the OpenSSL DES libraries
3060     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3061
3062     # see if this box has the afs-headers in /usr/include/afs
3063     AC_MSG_CHECKING(for /usr/include/afs)
3064     if test -d /usr/include/afs; then
3065           AC_MSG_RESULT(yes)
3066     else
3067       AC_MSG_RESULT(no)
3068     fi
3069
3070     # check for afs.h
3071     have_afs_headers=no
3072     AC_CHECK_HEADERS(afs.h afs/afs.h)
3073     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3074         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3075            test x"$samba_cv_WITH_AFS" = x"auto"; then
3076                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3077         else
3078                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3079         fi
3080     else
3081         have_afs_headers=yes
3082     fi
3083 fi
3084
3085 FAKE_KASERVER_OBJ=""
3086 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3087     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3088     FAKE_KASERVER_OBJ="utils/net_afs.o"
3089 fi
3090 AC_SUBST(FAKE_KASERVER_OBJ)
3091
3092 #################################################
3093 # check whether to compile AFS/NT ACL mapping module
3094 samba_cv_WITH_VFS_AFSACL=no
3095 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3096 AC_ARG_WITH(vfs-afsacl,
3097 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3098 [ case "$withval" in
3099   yes|auto)
3100     AC_MSG_RESULT($withval)
3101     samba_cv_WITH_VFS_AFSACL=yes
3102     ;;
3103   *)
3104     AC_MSG_RESULT(no)
3105     ;;
3106   esac ],
3107   AC_MSG_RESULT(no)
3108 )
3109
3110 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3111    default_shared_modules="$default_shared_modules vfs_afsacl"
3112 fi
3113         
3114 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3115     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3116 fi
3117
3118 #################################################
3119 # check for the DFS clear-text auth system
3120 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3121 AC_ARG_WITH(dfs,
3122 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3123 [ case "$withval" in
3124   yes)
3125     AC_MSG_RESULT(yes)
3126     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3127     ;;
3128   *)
3129     AC_MSG_RESULT(no)
3130     ;;
3131   esac ],
3132   AC_MSG_RESULT(no)
3133 )
3134
3135 ########################################################
3136 # Compile with LDAP support?
3137
3138 with_ldap_support=auto
3139 AC_MSG_CHECKING([for LDAP support])
3140
3141 AC_ARG_WITH(ldap,
3142 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3143 [ case "$withval" in
3144     yes|no)
3145         with_ldap_support=$withval
3146         ;;
3147   esac ])
3148
3149 AC_MSG_RESULT($with_ldap_support)
3150
3151 SMBLDAP=""
3152 AC_SUBST(SMBLDAP)
3153
3154 if test x"$with_ldap_support" != x"no"; then
3155
3156   ##################################################################
3157   # first test for ldap.h and lber.h
3158   # (ldap.h is required for this test)
3159   AC_CHECK_HEADERS(ldap.h lber.h)
3160
3161   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3162         if test x"$with_ldap_support" = x"yes"; then
3163          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3164         else
3165          AC_MSG_WARN(ldap.h is needed for LDAP support)
3166         fi
3167         
3168         with_ldap_support=no
3169   fi
3170
3171   ##################################################################
3172   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3173   # unsigned int in include/includes.h
3174   case $host_os in
3175         *hpux*)
3176          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3177          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3178         with_ldap_support=yes
3179         ;;
3180         *)
3181         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3182         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3183                 if test x"$with_ldap_support" = x"yes"; then
3184                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3185                 else
3186                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3187                 fi
3188                 with_ldap_support=no
3189         fi
3190         ;;
3191   esac
3192 fi
3193
3194 if test x"$with_ldap_support" != x"no"; then
3195   ac_save_LIBS=$LIBS
3196
3197   ##################################################################
3198   # we might need the lber lib on some systems. To avoid link errors
3199   # this test must be before the libldap test
3200   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3201
3202   ########################################################
3203   # If ber_sockbuf_add_io() is available we can add
3204   # SASL wrapping hooks
3205   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3206
3207   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3208                  AC_TRY_COMPILE([#include <ldap.h>],
3209                                 [int val = LDAP_OPT_SOCKBUF;],
3210                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3211                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3212
3213   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3214           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3215         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3216   fi
3217
3218   #######################################################
3219   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3220   # ldap logging and print it out in the samba logs
3221   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3222                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3223                  [AC_TRY_COMPILE([#include <lber.h>],
3224                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3225                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3226                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3227
3228   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3229         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3230                   [Support for LDAP/LBER logging interception])
3231   fi
3232
3233   ########################################################
3234   # now see if we can find the ldap libs in standard paths
3235   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3236
3237   ########################################################
3238   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3239   # Check found in pam_ldap 145.
3240   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3241
3242   LIBS="$LIBS $LDAP_LIBS"
3243   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3244     AC_TRY_COMPILE([
3245         #include <lber.h>
3246         #include <ldap.h>],
3247         [ldap_set_rebind_proc(0, 0, 0);],
3248         [smb_ldap_cv_ldap_set_rebind_proc=3],
3249         [smb_ldap_cv_ldap_set_rebind_proc=2]
3250     )
3251   ])
3252
3253   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3254
3255   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3256
3257   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3258     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3259     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3260     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3261     default_shared_modules="$default_shared_modules";
3262     SMBLDAP="lib/smbldap.o"
3263     with_ldap_support=yes
3264     AC_MSG_CHECKING(whether LDAP support is used)
3265     AC_MSG_RESULT(yes)
3266   else
3267     if test x"$with_ldap_support" = x"yes"; then
3268         AC_MSG_ERROR(libldap is needed for LDAP support)
3269     else
3270         AC_MSG_WARN(libldap is needed for LDAP support)
3271     fi
3272
3273     LDAP_LIBS=""
3274     with_ldap_support=no
3275   fi
3276   LIBS=$ac_save_LIBS
3277 fi
3278
3279
3280 #################################################
3281 # active directory support
3282
3283 with_ads_support=auto
3284 AC_MSG_CHECKING([for Active Directory and krb5 support])
3285
3286 AC_ARG_WITH(ads,
3287 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3288 [ case "$withval" in
3289     yes|no)
3290         with_ads_support="$withval"
3291         ;;
3292   esac ])
3293
3294 AC_MSG_RESULT($with_ads_support)
3295
3296 FOUND_KRB5=no
3297 KRB5_LIBS=""
3298
3299 if test x"$with_ldap_support" != x"yes"; then
3300
3301     if test x"$with_ads_support" = x"yes"; then
3302         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3303     elif test x"$with_ads_support" = x"auto"; then
3304         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3305         with_ads_support=no
3306     fi
3307
3308 else
3309
3310     # Check to see whether there is enough LDAP functionality to be able
3311     # to build AD support.
3312
3313 # HPUX and Solaris only has ldap_init; ok, we take care of this in smbldap.c
3314 case "$host_os" in
3315         *hpux* | *solaris*)
3316     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3317
3318     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3319         if test x"$with_ads_support" = x"yes"; then
3320             AC_MSG_ERROR(Active Directory support on HPUX or Solaris requires ldap_init)
3321         elif test x"$with_ads_support" = x"auto"; then
3322             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX or Solaris))
3323             with_ads_support=no
3324         fi
3325     fi
3326     ;;
3327         *)
3328     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3329
3330     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3331         if test x"$with_ads_support" = x"yes"; then
3332             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3333         elif test x"$with_ads_support" = x"auto"; then
3334             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3335             with_ads_support=no
3336         fi
3337     fi
3338     ;;
3339 esac
3340
3341
3342     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3343
3344     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3345         if test x"$with_ads_support" = x"yes"; then
3346             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3347         elif test x"$with_ads_support" = x"auto"; then
3348             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3349             with_ads_support=no
3350         fi
3351     fi
3352
3353 fi
3354
3355 if test x"$with_ads_support" != x"no"; then
3356
3357   # Do no harm to the values of CFLAGS and LIBS while testing for
3358   # Kerberos support.
3359
3360   if test x$FOUND_KRB5 = x"no"; then
3361     #################################################
3362     # check for location of Kerberos 5 install
3363     AC_MSG_CHECKING(for kerberos 5 install path)
3364     AC_ARG_WITH(krb5,
3365     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3366     [ case "$withval" in
3367       no)
3368         AC_MSG_RESULT(no krb5-path given)
3369         ;;
3370       yes)
3371         AC_MSG_RESULT(/usr)
3372         ;;
3373       *)
3374         AC_MSG_RESULT($withval)
3375         KRB5_CFLAGS="-I$withval/include"
3376         KRB5_CPPFLAGS="-I$withval/include"
3377         KRB5_LDFLAGS="-L$withval/lib"
3378         FOUND_KRB5=yes
3379         if test -x "$withval/bin/krb5-config"; then
3380                 KRB5CONFIG=$withval/bin/krb5-config
3381         fi
3382         ;;
3383       esac ],
3384       AC_MSG_RESULT(no krb5-path given)
3385     )
3386   fi
3387
3388   #################################################
3389   # check for krb5-config from recent MIT and Heimdal kerberos 5
3390   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3391   AC_MSG_CHECKING(for working krb5-config)
3392   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3393     ac_save_CFLAGS=$CFLAGS
3394     CFLAGS="";export CFLAGS
3395     ac_save_LDFLAGS=$LDFLAGS
3396     LDFLAGS="";export LDFLAGS
3397     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3398     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3399     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3400     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3401     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3402     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3403     FOUND_KRB5=yes
3404     AC_MSG_RESULT(yes)
3405   else
3406     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3407   fi
3408
3409   if test x$FOUND_KRB5 = x"no"; then
3410     #################################################
3411     # see if this box has the SuSE location for the heimdal krb implementation
3412     AC_MSG_CHECKING(for /usr/include/heimdal)
3413     if test -d /usr/include/heimdal; then
3414       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3415           KRB5_CFLAGS="-I/usr/include/heimdal"
3416           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3417           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3418           FOUND_KRB5=yes
3419           AC_MSG_RESULT(yes)
3420       else
3421           KRB5_CFLAGS="-I/usr/include/heimdal"
3422           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3423           FOUND_KRB5=yes
3424           AC_MSG_RESULT(yes)
3425       fi
3426     else
3427       AC_MSG_RESULT(no)
3428     fi
3429   fi
3430
3431   if test x$FOUND_KRB5 = x"no"; then
3432     #################################################
3433     # see if this box has the RedHat location for kerberos
3434     AC_MSG_CHECKING(for /usr/kerberos)
3435     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3436       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3437       KRB5_CFLAGS="-I/usr/kerberos/include"
3438       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3439       FOUND_KRB5=yes
3440       AC_MSG_RESULT(yes)
3441     else
3442       AC_MSG_RESULT(no)
3443     fi
3444   fi
3445
3446   if test x$FOUND_KRB5 = x"no"; then
3447     #################################################
3448     # see if this box has the OpenBSD location for heimdal krb5
3449     AC_MSG_CHECKING(for /usr/include/kerberosV)
3450     if test -d /usr/include/kerberosV; then
3451       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3452       KRB5_LIBS="-lcrypto"
3453       FOUND_KRB5=yes
3454       AC_MSG_RESULT(yes)
3455     else
3456       AC_MSG_RESULT(no)
3457     fi
3458   fi
3459
3460   if test x$FOUND_KRB5 = x"no"; then
3461     #################################################
3462     # see if this box has Solaris MIT kerberos implementation
3463     AC_MSG_CHECKING(for Solaris MIT kerberos)
3464     if test -x "$KRB5CONFIG" && $KRB5CONFIG --version | grep -s Solaris | grep -s MIT > /dev/null ; then
3465        FOUND_KRB5=yes
3466        KRB5_LIBS="-lgss -lkrb5"
3467        KRB5_CFLAGS="`$KRB5CONFIG --cflags`"
3468        KRB5_CPPFLAGS="`$KRB5CONFIG --cflags`"
3469        AC_MSG_RESULT(yes)
3470     else
3471       AC_MSG_RESULT(no)
3472     fi
3473   fi
3474
3475   ac_save_CFLAGS=$CFLAGS
3476   ac_save_CPPFLAGS=$CPPFLAGS
3477   ac_save_LDFLAGS=$LDFLAGS
3478
3479   # remove needless evil rpath stuff as early as possible:
3480   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3481   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3482   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3483   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3484   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3485
3486   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3487
3488   # now check for krb5.h. Some systems have the libraries without the headers!
3489   # note that this check is done here to allow for different kerberos
3490   # include paths
3491   AC_CHECK_HEADERS(krb5.h)
3492
3493   if test x"$ac_cv_header_krb5_h" = x"no"; then
3494
3495     # Give a warning if AD support was not explicitly requested,
3496     # i.e with_ads_support = auto, otherwise die with an error.
3497
3498     if test x"$with_ads_support" = x"yes"; then
3499       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3500     else
3501       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3502     fi
3503
3504     # Turn off AD support and restore CFLAGS and LIBS variables
3505
3506     with_ads_support="no"
3507
3508     CFLAGS=$ac_save_CFLAGS
3509     CPPFLAGS=$ac_save_CPPFLAGS
3510     LDFLAGS=$ac_save_LDFLAGS
3511   fi
3512
3513   # check for new heimdal KRB5_DEPRECATED handling
3514
3515   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3516                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3517     AC_TRY_COMPILE(
3518       [#define KRB5_DEPRECATED 1
3519       #include <krb5.h>],
3520       [],
3521       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3522       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3523
3524   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3525     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3526                [Whether to use deprecated krb5 interfaces])
3527   fi
3528 fi
3529
3530 # Now we have determined whether we really want ADS support
3531 use_ads=no
3532 if test x"$with_ads_support" != x"no"; then
3533   use_ads=yes
3534   have_gssapi=no
3535   ac_save_LIBS=$LIBS
3536
3537   # now check for gssapi headers.  This is also done here to allow for
3538   # different kerberos include paths
3539   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h)
3540
3541   ##################################################################
3542   # we might need the k5crypto and com_err libraries on some systems
3543   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3544   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3545
3546   # Heimdal checks.
3547   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3548   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3549   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3550
3551   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3552   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3553
3554   ########################################################
3555   # now see if we can find the krb5 libs in standard paths
3556   # or as specified above
3557   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3558   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3559
3560   ########################################################
3561   # now see if we can find the gssapi libs in standard paths
3562   if test x"$have_gssapi" != x"yes"; then
3563      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3564      AC_CHECK_LIB_EXT(gss, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3565   fi
3566   ################################################################
3567   # test for AD / GSSAPI support being enabled
3568   if test x"$have_gssapi" != xyes ; then
3569         AC_MSG_WARN([Samba cannot be supported without GSSAPI])
3570         use_ads=no
3571   else
3572         AC_DEFINE(HAVE_LIBGSSAPI, , [Whether the platform has GSSAPI support])
3573   fi
3574
3575   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3576   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3577   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3578   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3579   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3580   AC_CHECK_FUNC_EXT(krb5_c_string_to_key, $KRB5_LIBS)
3581   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3582   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3583   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3584   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3585   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3586   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3587   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3588   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3589   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3590   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3591   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3592   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3593   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3594   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3595   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3596   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3597   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3598   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3599   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3600   AC_CHECK_FUNC_EXT(krb5_principal_get_num_comp, $KRB5_LIBS)
3601   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3602   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3603   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3604   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3605   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3606   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3607   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3608   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3609   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3610   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3611   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3612   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3613   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3614   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3615   AC_CHECK_FUNC_EXT(krb5_get_host_realm, $KRB5_LIBS)
3616   AC_CHECK_FUNC_EXT(krb5_free_host_realm, $KRB5_LIBS)
3617   AC_CHECK_FUNC_EXT(krb5_get_init_creds_keytab, $KRB5_LIBS)
3618   AC_CHECK_FUNC_EXT(krb5_build_principal_alloc_va, $KRB5_LIBS)
3619   AC_CHECK_FUNC_EXT(gss_krb5_import_cred, $KRB5_LIBS)
3620   AC_CHECK_FUNC_EXT(gss_get_name_attribute, $KRB5_LIBS)
3621   AC_CHECK_FUNC_EXT(gsskrb5_extract_authz_data_from_sec_context, $KRB5_LIBS)
3622   AC_CHECK_FUNC_EXT(gss_mech_krb5, $KRB5_LIBS)
3623   AC_CHECK_FUNC_EXT(gss_oid_equal, $KRB5_LIBS)
3624   AC_CHECK_FUNC_EXT(gss_inquire_sec_context_by_oid, $KRB5_LIBS)
3625   AC_CHECK_FUNC_EXT(gss_wrap_iov, $KRB5_LIBS)
3626
3627   # This is for FreeBSD (and possibly others). gss_mech_krb5 is a
3628   # #define to GSS_KRB5_MECHANISM, which is defined in -lgssapi_krb5
3629   AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS, GSS_KRB5_MECHANISM,
3630                    [KRB5_LIBS="$KRB5_LIBS -lgssapi_krb5"])
3631
3632   # MIT krb5 1.8 does not expose this call (yet)
3633   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3634
3635   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3636   # but does have the symbol
3637   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3638
3639   LIBS="$KRB5_LIBS $LIBS"
3640
3641   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3642           smb_krb5_cv_creds_opt_free_context,
3643           [
3644                 AC_TRY_COMPILE([
3645                     #include <krb5.h>],
3646                     [
3647                         krb5_context ctx;
3648                         krb5_get_init_creds_opt *opt = NULL;
3649                         krb5_get_init_creds_opt_free(ctx, opt);
3650                     ],
3651                     [smb_krb5_cv_creds_opt_free_context=yes],
3652                     [smb_krb5_cv_creds_opt_free_context=no]
3653                 )
3654           ])
3655
3656   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3657         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3658             [Whether krb5_get_init_creds_opt_free takes a context argument])
3659   fi
3660
3661   AC_CACHE_CHECK([for checksum in krb5_checksum],
3662                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3663     AC_TRY_COMPILE([#include <krb5.h>],
3664       [krb5_checksum cksum; cksum.checksum.length = 0;],
3665       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3666       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3667
3668   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3669     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3670                [Whether the krb5_checksum struct has a checksum property])
3671   fi
3672
3673   AC_CACHE_CHECK([for etype in EncryptedData],
3674                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3675     AC_TRY_COMPILE([#include <krb5.h>],
3676       [EncryptedData edata; edata.etype = 0;],
3677       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3678       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3679
3680   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3681     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3682                [Whether the EncryptedData struct has a etype property])
3683   fi
3684
3685   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3686                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3687     AC_TRY_COMPILE([#include <krb5.h>],
3688       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3689       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3690       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3691
3692   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3693     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3694                [Whether the krb5_ap_req struct has a ticket pointer])
3695   fi
3696
3697   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3698                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3699     AC_TRY_COMPILE([#include <krb5.h>],
3700       [krb5_error err; err.e_data = NULL;],
3701       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3702       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3703
3704   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3705     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3706                [Whether the krb5_error struct has a e_data pointer])
3707   fi
3708
3709   AC_CACHE_CHECK([for krb5_crypto type],
3710                 samba_cv_HAVE_KRB5_CRYPTO,[
3711     AC_TRY_COMPILE([#include <krb5.h>],
3712       [krb5_crypto crypto;],
3713       samba_cv_HAVE_KRB5_CRYPTO=yes,
3714       samba_cv_HAVE_KRB5_CRYPTO=no)])
3715
3716   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3717     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3718                [Whether the type krb5_crypto exists])
3719   fi
3720
3721   AC_CACHE_CHECK([for addrtype in krb5_address],
3722                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3723     AC_TRY_COMPILE([#include <krb5.h>],
3724       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3725       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3726       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3727
3728   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3729     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3730                [Whether the krb5_address struct has a addrtype property])
3731   fi
3732
3733   AC_CACHE_CHECK([for addr_type in krb5_address],
3734                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3735     AC_TRY_COMPILE([#include <krb5.h>],
3736       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3737       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3738       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3739
3740   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3741     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3742               [Whether the krb5_address struct has a addr_type property])
3743   fi
3744
3745   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3746                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3747     AC_TRY_COMPILE([#include <krb5.h>],
3748       [krb5_keyblock key; key.keyvalue.data = NULL;],
3749       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3750       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3751
3752   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3753     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3754               [Whether the krb5_keyblock struct has a keyvalue property])
3755   fi
3756
3757   found_arcfour_hmac=no
3758   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3759                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3760     AC_TRY_COMPILE([#include <krb5.h>],
3761       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3762       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3763       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3764   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3765                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3766     AC_TRY_COMPILE([#include <krb5.h>],
3767       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3768       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3769       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3770 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3771 # w.r.t. arcfour and windows, so we must not enable it here
3772   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3773           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3774     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3775               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available])
3776     found_arcfour_hmac=yes
3777   fi
3778   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC],
3779                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC,[
3780     AC_TRY_COMPILE([#include <krb5.h>],
3781       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC;],
3782       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=yes,
3783       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=no)])
3784   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC" = x"yes"; then
3785     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC,1,
3786               [Whether the ENCTYPE_ARCFOUR_HMAC key type definition is available])
3787     found_arcfour_hmac=yes
3788   fi
3789
3790   AC_CACHE_CHECK([for ENCTYPE_AES128_CTS_HMAC_SHA1_96],
3791                  samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,[
3792     AC_TRY_COMPILE([#include <krb5.h>],
3793       [krb5_enctype enctype; enctype = ENCTYPE_AES128_CTS_HMAC_SHA1_96;],
3794       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=yes,
3795       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=no)])
3796   if test x"$samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96" = x"yes"; then
3797     AC_DEFINE(HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,1,
3798               [Whether the ENCTYPE_AES128_CTS_HMAC_SHA1_96 key type definition is available])
3799   fi
3800   AC_CACHE_CHECK([for ENCTYPE_AES256_CTS_HMAC_SHA1_96],
3801                  samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,[
3802     AC_TRY_COMPILE([#include <krb5.h>],
3803       [krb5_enctype enctype; enctype = ENCTYPE_AES256_CTS_HMAC_SHA1_96;],
3804       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=yes,
3805       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=no)])
3806   if test x"$samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96" = x"yes"; then
3807     AC_DEFINE(HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,1,
3808               [Whether the ENCTYPE_AES256_CTS_HMAC_SHA1_96 key type definition is available])
3809   fi
3810
3811   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3812                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3813     AC_TRY_COMPILE([#include <krb5.h>],
3814       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3815       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3816       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3817
3818   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3819     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3820               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3821   fi
3822
3823   AC_CACHE_CHECK([for KV5M_KEYTAB],
3824                  samba_cv_HAVE_KV5M_KEYTAB,[
3825     AC_TRY_COMPILE([#include <krb5.h>],
3826       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3827       samba_cv_HAVE_KV5M_KEYTAB=yes,
3828       samba_cv_HAVE_KV5M_KEYTAB=no)])
3829
3830   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3831       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3832              [Whether the KV5M_KEYTAB option is available])
3833   fi
3834
3835   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3836                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3837     AC_TRY_COMPILE([#include <krb5.h>],
3838       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3839       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3840       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3841
3842   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3843     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3844               [Whether KRB5_KU_OTHER_CKSUM is available])
3845   fi
3846
3847   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3848                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3849     AC_TRY_COMPILE([#include <krb5.h>],
3850       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3851       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3852       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3853
3854   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3855     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3856               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3857   fi
3858
3859   AC_CACHE_CHECK([for the krb5_princ_component macro],
3860                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3861     AC_TRY_LINK([#include <krb5.h>],
3862       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3863       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3864       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3865
3866   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3867     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3868                [Whether krb5_princ_component is available])
3869   fi
3870
3871   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3872                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3873     AC_TRY_COMPILE([#include <krb5.h>],
3874       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3875       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3876       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3877
3878   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3879     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3880               [Whether krb5_keytab_entry has key member])
3881   fi
3882
3883   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3884                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3885     AC_TRY_COMPILE([#include <krb5.h>],
3886       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3887       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3888       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3889
3890   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3891     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3892               [Whether krb5_keytab_entry has keyblock member])
3893   fi
3894
3895   AC_CACHE_CHECK([for magic in krb5_address],
3896                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3897     AC_TRY_COMPILE([#include <krb5.h>],
3898       [krb5_address addr; addr.magic = 0;],
3899       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3900       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3901
3902   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3903     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3904               [Whether the krb5_address struct has a magic property])
3905   fi
3906
3907   AC_CACHE_CHECK([for WRFILE: keytab support],
3908                 samba_cv_HAVE_WRFILE_KEYTAB,[
3909     AC_TRY_RUN([
3910 #include<krb5.h>
3911   main()
3912   {
3913     krb5_context context;
3914     krb5_keytab keytab;
3915
3916     krb5_init_context(&context);
3917     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3918   }],
3919   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3920   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3921
3922   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3923       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3924                [Whether the WRFILE:-keytab is supported])
3925   fi
3926
3927   AC_CACHE_CHECK([for krb5_realm type],
3928                 samba_cv_HAVE_KRB5_REALM_TYPE,[
3929     AC_TRY_COMPILE([#include <krb5.h>],
3930       [krb5_realm realm;],
3931       samba_cv_HAVE_KRB5_REALM_TYPE=yes,
3932       samba_cv_HAVE_KRB5_REALM_TYPE=no)])
3933
3934   if test x"$samba_cv_HAVE_KRB5_REALM_TYPE" = x"yes"; then
3935     AC_DEFINE(HAVE_KRB5_REALM_TYPE,1,
3936                [Whether the type krb5_realm exists])
3937   fi
3938
3939   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3940                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3941     AC_TRY_COMPILE([#include <krb5.h>],
3942     [
3943     krb5_context context;
3944     krb5_principal principal;
3945     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3946     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3947     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3948
3949   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3950     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3951               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3952   fi
3953
3954   AC_CACHE_CHECK([for krb5_addresses type],
3955                 samba_cv_HAVE_KRB5_ADDRESSES,[
3956     AC_TRY_COMPILE([#include <krb5.h>],
3957       [krb5_addresses addr;],
3958       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3959       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3960
3961   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3962     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3963                [Whether the type krb5_addresses type exists])
3964   fi
3965
3966   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3967     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3968         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3969         AC_TRY_RUN_STRICT([
3970                 #include <stdlib.h>
3971                 #include <krb5.h>
3972                 int main(void) {
3973                         krb5_context context = NULL;
3974                         char *str = NULL;
3975                         krb5_enctype_to_string(context, 1, &str);
3976                         if (str) free (str); 
3977                         return 0;
3978                 }
3979                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3980                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3981                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3982
3983     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3984       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3985                 [whether krb5_enctype_to_string takes krb5_context argument])
3986     fi
3987
3988     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3989         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3990         AC_TRY_RUN_STRICT([
3991                 #include <krb5.h>
3992                 int main(void) {
3993                         char buf[256];
3994                         krb5_enctype_to_string(1, buf, 256);
3995                         return 0;
3996                 }
3997                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3998                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3999                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
4000
4001     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
4002       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
4003                 [whether krb5_enctype_to_string takes size_t argument])
4004     fi
4005   fi
4006
4007   AC_CACHE_CHECK([for krb5_principal_get_realm],
4008                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
4009     AC_TRY_LINK([#include <krb5.h>],
4010       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
4011       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
4012       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
4013
4014   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
4015     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
4016                [Whether the function krb5_principal_get_realm is defined])
4017   fi
4018
4019   AC_CACHE_CHECK([for krb5_princ_realm],
4020                 samba_cv_HAVE_KRB5_PRINC_REALM,[
4021     AC_TRY_LINK([#include <krb5.h>],
4022       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
4023       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
4024       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
4025
4026   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
4027     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
4028                [Whether the macro krb5_princ_realm is defined])
4029   fi
4030
4031   AC_HAVE_DECL(KRB5_PDU_NONE,[#include <krb5.h>])
4032
4033   #
4034   #
4035   # Now the decisions whether we can support krb5
4036   #
4037   # NOTE: all tests should be done before this block!
4038   #
4039   #
4040   if test x"$found_arcfour_hmac" != x"yes"; then
4041     AC_MSG_WARN(arcfour-hmac-md5 encryption type not found in -lkrb5)
4042     use_ads=no
4043   fi
4044
4045   if test x"$ac_cv_func_ext_krb5_set_real_time" != x"yes"; then
4046     AC_MSG_WARN(krb5_set_real_time encryption type not found in -lkrb5)
4047     use_ads=no
4048   fi
4049
4050   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
4051     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
4052     use_ads=no
4053   fi
4054
4055   if test x"$ac_cv_func_ext_krb5_get_host_realm" != x"yes"
4056   then
4057     AC_MSG_WARN(krb5_get_host_realm not found in -lkrb5)
4058     use_ads=no
4059   fi
4060
4061   if test x"$ac_cv_func_ext_krb5_free_host_realm" != x"yes"
4062   then
4063     AC_MSG_WARN(krb5_free_host_realm not found in -lkrb5)
4064     use_ads=no
4065   fi
4066
4067   if test x"$ac_cv_func_ext_krb5_fwd_tgt_creds" != x"yes"
4068   then
4069     AC_MSG_WARN(krb5_fwd_tgt_creds not found in -lkrb5)
4070     use_ads=no
4071   fi
4072
4073   if test x"$ac_cv_func_ext_krb5_get_init_creds_opt_alloc" != x"yes"
4074   then
4075     AC_MSG_WARN(krb5_get_init_creds_opt_alloc found in -lkrb5)
4076     use_ads=no
4077   fi
4078
4079   if test x"$smb_krb5_cv_creds_opt_free_context" != x"yes"
4080   then
4081     AC_MSG_WARN(krb5_get_init_creds_opt_free not found or was too old in -lkrb5)
4082     use_ads=no
4083   fi
4084
4085   if test x"$ac_cv_func_ext_krb5_get_renewed_creds" != x"yes"
4086   then
4087     AC_MSG_WARN(krb5_get_renewed_creds not found in -lkrb5)
4088     use_ads=no
4089   fi
4090
4091   if test x"$ac_cv_func_ext_krb5_principal_compare_any_realm" != x"yes"
4092   then
4093     AC_MSG_WARN(krb5_principal_compare_any_realm not found in -lkrb5)
4094     use_ads=no
4095   fi
4096
4097   if test x"$ac_cv_func_ext_krb5_c_string_to_key" != x"yes"
4098   then
4099     AC_MSG_WARN(krb5_c_string_to_key not found in -lkrb5)
4100     use_ads=no
4101   fi
4102
4103   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
4104           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
4105   then
4106     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
4107     use_ads=no
4108   fi
4109
4110   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
4111           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
4112   then
4113     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
4114     use_ads=no
4115   fi
4116
4117   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
4118           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
4119   then
4120     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
4121     use_ads=no
4122   fi
4123
4124   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes"
4125   then
4126     AC_MSG_WARN(krb5_c_verify_checksum not found in -lkrb5)
4127     use_ads=no
4128   fi
4129
4130   if test x"$ac_cv_func_ext_gss_get_name_attribute" != x"yes" ; then
4131     if test x"$ac_cv_func_ext_gsskrb5_extract_authz_data_from_sec_context" != x"yes" -o \
4132             x"$ac_cv_func_ext_gss_inquire_sec_context_by_oid" != x"yes"
4133     then
4134       AC_MSG_WARN(need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support)
4135       use_ads=no
4136     fi
4137   fi
4138
4139   if test x"$use_ads" = x"yes"; then
4140     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4141     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4142   else
4143     if test x"$with_ads_support" = x"yes"; then
4144         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4145     else
4146         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
4147     fi
4148     AC_REMOVE_DEFINE(HAVE_KRB5_H)
4149     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
4150     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
4151     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
4152     KRB5_LIBS=""
4153     with_ads_support=no
4154   fi
4155   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
4156   AC_MSG_RESULT([$use_ads])
4157
4158 LIBS="$ac_save_LIBS"
4159 fi
4160
4161 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4162 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4163
4164
4165 ########################################################
4166 # Compile with DNS Updates support?
4167
4168 with_dnsupdate_support=auto
4169 AC_MSG_CHECKING([whether to enable DNS Updates support])
4170
4171 AC_ARG_WITH(dnsupdate,
4172 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default=auto)])],
4173 [ case "$withval" in
4174     yes|no)
4175         with_dnsupdate_support=$withval
4176         ;;
4177   esac ])