fc62fc20ea6a5ac4b6d1274293857370878443d8
[ira/wip.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26
27 m4_include(../lib/tevent/libtevent.m4)
28
29 LIBTEVENT_OBJ0=""
30 for obj in ${TEVENT_OBJ}; do
31         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
32 done
33 AC_SUBST(LIBTEVENT_OBJ0)
34 LIBS="${LIBS} ${TEVENT_LIBS}"
35
36 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
37 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
38 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
42
43 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
44
45 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
46 if test "x${srcdir-.}" != "x."; then
47         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
48 fi
49
50 dnl Unique-to-Samba variables we'll be playing with.
51 AC_SUBST(SAMBA_CPPFLAGS)
52 AC_SUBST(SHELL)
53 AC_SUBST(LDSHFLAGS)
54 AC_SUBST(SONAMEFLAG)
55 AC_SUBST(SHLD)
56 AC_SUBST(MODULE_EXPORTS)
57 AC_SUBST(DSO_EXPORTS)
58 AC_SUBST(HOST_OS)
59 AC_SUBST(PICFLAG)
60 AC_SUBST(PIE_CFLAGS)
61 AC_SUBST(PIE_LDFLAGS)
62 AC_SUBST(RELRO_LDFLAGS)
63 AC_SUBST(SHLIBEXT)
64 AC_SUBST(INSTALLLIBCMD_SH)
65 AC_SUBST(INSTALLLIBCMD_A)
66 AC_SUBST(UNINSTALLLIBCMD_SH)
67 AC_SUBST(UNINSTALLLIBCMD_A)
68
69 AC_SUBST(INSTALL_LIBWBCLIENT)
70 AC_SUBST(UNINSTALL_LIBWBCLIENT)
71 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
72 AC_SUBST(LIBWBCLIENT_SHARED)
73 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
74 AC_SUBST(LIBWBCLIENT_STATIC)
75 AC_SUBST(LIBWBCLIENT_SOVER)
76 AC_SUBST(LIBWBCLIENT)
77 AC_SUBST(LIBWBCLIENT_LIBS)
78
79 AC_SUBST(LIBSAMBAUTIL_SHARED)
80
81 AC_SUBST(PRINT_LIBS)
82 AC_SUBST(AUTH_LIBS)
83 AC_SUBST(ACL_LIBS)
84 AC_SUBST(PASSDB_LIBS)
85 AC_SUBST(IDMAP_LIBS)
86 AC_SUBST(KRB5_LIBS)
87 AC_SUBST(UUID_LIBS)
88 AC_SUBST(LDAP_LIBS)
89 AC_SUBST(GPEXT_LIBS)
90 AC_SUBST(PAM_MODULES)
91 AC_SUBST(INSTALL_PAM_MODULES)
92 AC_SUBST(UNINSTALL_PAM_MODULES)
93 AC_SUBST(NSS_MODULES)
94 AC_SUBST(EXTRA_BIN_PROGS)
95 AC_SUBST(CIFSMOUNT_PROGS)
96 AC_SUBST(INSTALL_CIFSMOUNT)
97 AC_SUBST(UNINSTALL_CIFSMOUNT)
98 AC_SUBST(CIFSUMOUNT_PROGS)
99 AC_SUBST(INSTALL_CIFSUMOUNT)
100 AC_SUBST(UNINSTALL_CIFSUMOUNT)
101 AC_SUBST(CIFSUPCALL_PROGS)
102 AC_SUBST(INSTALL_CIFSUPCALL)
103 AC_SUBST(UNINSTALL_CIFSUPCALL)
104 AC_SUBST(EXTRA_SBIN_PROGS)
105 AC_SUBST(EXTRA_ALL_TARGETS)
106 AC_SUBST(CONFIG_LIBS)
107 AC_SUBST(NSCD_LIBS)
108
109 # compile with optimization and without debugging by default, but
110 # allow people to set their own preference.
111 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
112 # if it has no value.  This prevent *very* large debug binaries from occurring
113 # by default.
114 if test "x$debug" = "xyes" ; then
115         CFLAGS="${CFLAGS} -g"
116 fi
117 if test "x$CFLAGS" = x; then
118   CFLAGS="-O"
119 fi
120
121 m4_include(../lib/socket_wrapper/config.m4)
122 m4_include(../lib/nss_wrapper/config.m4)
123
124 m4_include(m4/swat.m4)
125
126 # Probe the gcc version for extra CFLAGS. We always stash these in
127 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
128 # Makefile edit, avoiding the need to re-run configure.
129 if test x"$ac_cv_prog_gcc" = x"yes" ; then
130         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
131         # Add -Wdeclaration-after-statement if compiler supports it
132         AC_CACHE_CHECK(
133           [that the C compiler understands -Wdeclaration-after-statement],
134           samba_cv_HAVE_Wdeclaration_after_statement, [
135           AC_TRY_RUN_STRICT([
136             int main(void)
137             {
138                 return 0;
139             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
140             samba_cv_HAVE_Wdeclaration_after_statement=yes,
141             samba_cv_HAVE_Wdeclaration_after_statement=no,
142             samba_cv_HAVE_Wdeclaration_after_statement=cross)
143        ])
144
145         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
146             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
147         fi
148
149         #-Werror-implicit-function-declaration
150         AC_CACHE_CHECK(
151           [that the C compiler understands -Werror-implicit-function-declaration],
152           samba_cv_HAVE_Werror_implicit_function_declaration, [
153           AC_TRY_RUN_STRICT([
154             int main(void)
155             {
156                 return 0;
157             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
158             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
159             samba_cv_HAVE_Werror_implicit_function_declaration=no,
160             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
161        ])
162        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
163             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
164        fi
165
166         # krb5developer is like developer, except we don't get
167         # -Wstrict-prototypes.
168        if test x"$krb5_developer" != x"$yes" ; then
169             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
170        fi
171
172        if test x"$picky_developer" = x"yes"; then
173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
174        fi
175 fi
176
177 #################################################
178 # check for a shared memory profiling support
179 AC_MSG_CHECKING(whether to use profiling)
180 AC_ARG_WITH(profiling-data,
181 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
182 [ case "$withval" in
183   yes)
184     AC_MSG_RESULT(yes)
185     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
186     samba_cv_WITH_PROFILE=yes
187     ;;
188   *)
189     AC_MSG_RESULT(no)
190     samba_cv_WITH_PROFILE=no
191     ;;
192   esac ],
193   AC_MSG_RESULT(no)
194 )
195
196 dnl Checks for programs.
197 merged_build_possible=yes
198
199 AC_PROG_INSTALL
200 AC_PROG_AWK
201 # Check for GNU make
202 m4_include(../m4/check_make.m4)
203 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
204
205 # Check for perl
206 m4_include(../m4/check_perl.m4)
207 AC_SAMBA_PERL([true], [merged_build_possible=no])
208
209 AC_CHECK_TOOL(AR, ar)
210
211 dnl Check if we use GNU ld
212 LD=ld
213 AC_PROG_LD_GNU
214
215 dnl Certain versions of GNU ld the default is not to have the
216 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
217 dnl warnings when building modules.
218 if test "$ac_cv_prog_gnu_ld" = "yes"; then
219         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
220         AC_MSG_CHECKING(GNU ld release date)
221         changequote(,)dnl
222         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
223         changequote([,])dnl
224         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
225         if test -n "$ac_cv_gnu_ld_date"; then
226         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
227                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
228         fi
229         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
230                 ac_cv_gnu_ld_version_script=yes
231         fi
232         else
233            AC_MSG_CHECKING(GNU ld release version)
234            changequote(,)dnl
235            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
236            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
237            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
238            changequote([,])dnl
239            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
240            AC_MSG_CHECKING(GNU ld release version major)
241            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
242            AC_MSG_CHECKING(GNU ld release version minor)
243            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
244            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
245              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
246            fi
247            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
248              ac_cv_gnu_ld_version_script=yes
249            fi
250         fi
251 fi
252
253 dnl look for executable suffix
254 AC_EXEEXT
255
256 dnl Check if C compiler understands -c and -o at the same time
257 AC_PROG_CC_C_O
258 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
259       BROKEN_CC=
260 else
261       BROKEN_CC=#
262 fi
263 AC_SUBST(BROKEN_CC)
264
265 dnl Check if the C compiler understands -Werror
266 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
267  AC_TRY_RUN_STRICT([
268   int main(void)
269   {
270         return 0;
271   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
272   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
273 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
274    Werror_FLAGS="-Werror"
275 else
276 dnl Check if the C compiler understands -w2
277 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
278  AC_TRY_RUN_STRICT([
279   int main(void)
280   {
281         return 0;
282   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
283   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
284 if test x"$samba_cv_HAVE_w2" = x"yes"; then
285    Werror_FLAGS="-w2"
286 else
287 dnl Check if the C compiler understands -errwarn
288 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
289   AC_TRY_RUN_STRICT([
290    int main(void)
291    {
292         return 0;
293    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
294    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
295 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
296    Werror_FLAGS="-errwarn=%all"
297 fi
298 fi
299 fi
300
301 ############################################
302 # check if the compiler can handle negative enum values
303 # and don't truncate the values to INT_MAX
304 # a runtime test is needed here
305 AC_SUBST(PIDL_ARGS)
306 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
307     AC_TRY_RUN(
308 [
309         #include <stdio.h>
310         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
311         int main(void) {
312                 enum negative_values v1 = NEGATIVE_VALUE;
313                 unsigned v2 = NEGATIVE_VALUE;
314
315                 if (v1 != 0xFFFFFFFF) {
316                         printf("%u != 0xFFFFFFFF\n", v1);
317                         return 1;
318                 }
319                 if (v2 != 0xFFFFFFFF) {
320                         printf("%u != 0xFFFFFFFF\n", v2);
321                         return 1;
322                 }
323
324                 return 0;
325         }
326 ],
327         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
328 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
329         AC_MSG_WARN([using --uint-enums for pidl])
330         PIDL_ARGS="$PIDL_ARGS --uint-enums"
331 fi
332
333 dnl Figure out the flags to support named structure initializers
334
335 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
336
337 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
338 AC_MSG_CHECKING(uname -s)
339 AC_MSG_RESULT(${UNAME_S})
340
341 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
342 AC_MSG_CHECKING(uname -r)
343 AC_MSG_RESULT(${UNAME_R})
344
345 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
346 AC_MSG_CHECKING(uname -m)
347 AC_MSG_RESULT(${UNAME_M})
348
349 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
350 AC_MSG_CHECKING(uname -p)
351 AC_MSG_RESULT(${UNAME_P})
352
353 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
354 AC_MSG_CHECKING(uname -i)
355 AC_MSG_RESULT(${UNAME_I})
356
357 dnl Add #include for broken IRIX header files
358   case "$host_os" in
359         *irix6*)
360                 #TODO add to libreplace
361                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
362                         dnl Fix sensible defaults for MIPSPro compilers. The
363                         dnl error numbers are valid for the 7.3 compilers,
364                         dnl hopefully also valid for the 7.4 series.
365                         dnl
366                         dnl Bugzilla 3801. Force an error on warning 1035
367                         dnl so we don't incorrectly detect stdint.h. This
368                         dnl warning is emitted for #error directives.
369                         CFLAGS="$CFLAGS -diag_error 1035"
370                         dnl 1209: Controlling expression is constant
371                         dnl 1174: Function foo declared but never referenced
372                         dnl 3201: Parameter foo was never referenced
373                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
374                 fi
375         ;;
376 esac
377
378 DYNEXP=
379 AC_SUBST(DYNEXP)
380 LDSHFLAGS_Z_DEFS=
381 AC_SUBST(LDSHFLAGS_Z_DEFS)
382 LDSHFLAGS_Z_NODEFS=
383 AC_SUBST(LDSHFLAGS_Z_NODEFS)
384
385 dnl Add modules that have to be built by default here
386 dnl These have to be built static:
387 default_static_modules=""
388 default_static_modules="$default_static_modules pdb_smbpasswd"
389 default_static_modules="$default_static_modules pdb_tdbsam"
390 default_static_modules="$default_static_modules pdb_wbc_sam"
391 default_static_modules="$default_static_modules rpc_lsarpc"
392 default_static_modules="$default_static_modules rpc_samr"
393 default_static_modules="$default_static_modules rpc_winreg"
394 default_static_modules="$default_static_modules rpc_initshutdown"
395 default_static_modules="$default_static_modules rpc_dssetup"
396 default_static_modules="$default_static_modules rpc_wkssvc"
397 default_static_modules="$default_static_modules rpc_svcctl"
398 default_static_modules="$default_static_modules rpc_ntsvcs"
399 default_static_modules="$default_static_modules rpc_netlogon"
400 default_static_modules="$default_static_modules rpc_netdfs"
401 default_static_modules="$default_static_modules rpc_srvsvc"
402 default_static_modules="$default_static_modules rpc_spoolss"
403 default_static_modules="$default_static_modules rpc_eventlog"
404 default_static_modules="$default_static_modules auth_sam"
405 default_static_modules="$default_static_modules auth_unix"
406 default_static_modules="$default_static_modules auth_winbind"
407 default_static_modules="$default_static_modules auth_wbc"
408 default_static_modules="$default_static_modules auth_server"
409 default_static_modules="$default_static_modules auth_domain"
410 default_static_modules="$default_static_modules auth_builtin"
411 default_static_modules="$default_static_modules auth_netlogond"
412 default_static_modules="$default_static_modules vfs_default"
413 default_static_modules="$default_static_modules nss_info_template"
414
415 dnl These are preferably build shared, and static if dlopen() is not available
416 default_shared_modules=""
417 default_shared_modules="$default_shared_modules vfs_recycle"
418 default_shared_modules="$default_shared_modules vfs_audit"
419 default_shared_modules="$default_shared_modules vfs_extd_audit"
420 default_shared_modules="$default_shared_modules vfs_full_audit"
421 default_shared_modules="$default_shared_modules vfs_netatalk"
422 default_shared_modules="$default_shared_modules vfs_fake_perms"
423 default_shared_modules="$default_shared_modules vfs_default_quota"
424 default_shared_modules="$default_shared_modules vfs_readonly"
425 default_shared_modules="$default_shared_modules vfs_cap"
426 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
427 default_shared_modules="$default_shared_modules vfs_shadow_copy"
428 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
429 default_shared_modules="$default_shared_modules charset_CP850"
430 default_shared_modules="$default_shared_modules charset_CP437"
431 default_shared_modules="$default_shared_modules auth_script"
432 default_shared_modules="$default_shared_modules vfs_readahead"
433 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
434 default_shared_modules="$default_shared_modules vfs_streams_xattr"
435 default_shared_modules="$default_shared_modules vfs_streams_depot"
436 default_shared_modules="$default_shared_modules vfs_acl_xattr"
437 default_shared_modules="$default_shared_modules vfs_acl_tdb"
438 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
439 default_shared_modules="$default_shared_modules vfs_preopen"
440 default_shared_modules="$default_shared_modules vfs_catia"
441
442 if test "x$developer" = xyes; then
443    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
444    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
445 fi
446
447 #
448 # Config CPPFLAG settings for strange OS's that must be set
449 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
450 # case statement; its first reference must be unconditional.
451 #
452 case "$host_os" in
453     *hpux*)
454 #
455 # Defines needed for HPUX support.
456 # HPUX has bigcrypt but (sometimes?) doesn't use it for
457 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
458 #
459       case `uname -r` in
460                 *9*|*10*|*11)
461                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
462                 ;;
463       esac
464       ;;
465
466 #
467 # CRAY Unicos has broken const handling
468        *unicos*)
469           AC_MSG_RESULT([disabling const])
470           CPPFLAGS="$CPPFLAGS -Dconst="
471           ;;
472         
473 #
474 # AIX4.x doesn't even admit to having large
475 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
476 #
477     *aix4*)
478           AC_MSG_RESULT([enabling large file support])
479       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
480           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
481       ;;
482 #
483 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
484 # to the existance of large files..
485 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
486 # recommendations on large file support, however it makes the
487 # compile work using gcc 2.7 and 2.8, whereas using the Sun
488 # recommendation makes the compile fail on gcc2.7. JRA.
489 #
490 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
491 #
492         *solaris*)
493                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
494                 case `uname -r` in
495                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
496                                 AC_MSG_RESULT([no large file support])
497                                 ;;
498                         5.*)
499                         AC_MSG_RESULT([enabling large file support])
500                         if test "$ac_cv_prog_gcc" = yes; then
501                                 ${CC-cc} -v >conftest.c 2>&1
502                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
503                                 rm -fr conftest.c
504                                 case "$ac_cv_gcc_compiler_version_number" in
505                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
506                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
507                                                 LDFLAGS="$LDFLAGS -lthread"
508                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
509                                                 ;;
510                                         *)
511                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
512                                                 LDFLAGS="$LDFLAGS -lthread"
513                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
514                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
515                                                 ;;
516                                 esac
517                         else
518                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
519                                 LDFLAGS="$LDFLAGS -lthread"
520                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
521                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
522                         fi
523                         ;;
524                 esac
525                 ;;
526 #
527 # IRIX uses SYSV printing.  Make sure to set that here
528 #
529         *irix*)
530                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
531                 ;;
532         *freebsd*|*dragonfly*)
533                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
534                 ;;
535 #
536 # VOS may need to have POSIX support and System V compatibility enabled.
537 #
538     *vos*)
539     case "$CPPFLAGS" in
540           *-D_POSIX_C_SOURCE*)
541                 ;;
542           *)
543                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
544                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
545                 ;;
546     esac
547     case "$CPPFLAGS" in
548           *-D_SYSV*|*-D_SVID_SOURCE*)
549                 ;;
550           *)
551                 CPPFLAGS="$CPPFLAGS -D_SYSV"
552                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
553     esac
554     ;;
555 #
556 # Tests needed for SINIX large file support.
557 #
558     *sysv4*)
559       if test $host = mips-sni-sysv4 ; then
560         AC_MSG_CHECKING([for LFS support])
561         old_CPPFLAGS="$CPPFLAGS"
562         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
563         AC_TRY_RUN([
564 #include <unistd.h>
565 main () {
566 #if _LFS64_LARGEFILE == 1
567 exit(0);
568 #else
569 exit(1);
570 #endif
571 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
572         CPPFLAGS="$old_CPPFLAGS"
573         if test x$SINIX_LFS_SUPPORT = xyes ; then
574           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
575                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
576           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
577           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
578           LIBS="`getconf LFS64_LIBS` $LIBS"
579         fi
580       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
581       fi
582     ;;
583
584 # Systems with LFS support.
585 #
586     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
587         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
588         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
589         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
590         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
591         ;;
592
593 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
594 #
595     *linux*)
596         AC_MSG_CHECKING([for LFS support])
597         old_CPPFLAGS="$CPPFLAGS"
598         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
599        AC_TRY_RUN([
600 #include <unistd.h>
601 #include <sys/utsname.h>
602 #include <string.h>
603 #include <stdlib.h>
604 main() {
605 #if _LFS64_LARGEFILE == 1
606        struct utsname uts;
607        char *release;
608        int major, minor;
609
610        /* Ensure this is glibc 2.2 or higher */
611 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
612        int libc_major = __GLIBC__;
613        int libc_minor = __GLIBC_MINOR__;
614
615        if (libc_major < 2)
616               exit(1);
617        if (libc_minor < 2)
618               exit(1);
619 #endif
620
621        /* Ensure this is kernel 2.4 or higher */
622
623        uname(&uts);
624        release = strdup(uts.release);
625        major = atoi(strsep(&release, "."));
626        minor = atoi(strsep(&release, "."));
627
628        if (major > 2 || (major == 2 && minor > 3))
629                exit(0);
630        exit(1);
631 #else
632        exit(1);
633 #endif
634 }
635 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
636         CPPFLAGS="$old_CPPFLAGS"
637         if test x$LINUX_LFS_SUPPORT = xyes ; then
638                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
639                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
640                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
641                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
642         fi
643         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
644         ;;
645
646 #
647 # MacOS X is the *only* system that uses compose character in utf8. This
648 # is so horribly broken....
649 #
650     *darwin*)
651         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
652
653 # Add a system specific charset module.
654         default_shared_modules="$default_shared_modules charset_macosxfs"
655
656         ;;
657     *hurd*)
658         AC_MSG_CHECKING([for LFS support])
659         old_CPPFLAGS="$CPPFLAGS"
660         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
661         AC_TRY_RUN([
662 #include <unistd.h>
663 main () {
664 #if _LFS64_LARGEFILE == 1
665 exit(0);
666 #else
667 exit(1);
668 #endif
669 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
670         CPPFLAGS="$old_CPPFLAGS"
671         if test x$GLIBC_LFS_SUPPORT = xyes ; then
672           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
673                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
674           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
675         fi
676       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
677     ;;
678     *qnx*)
679         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
680         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
681         ;;
682
683 esac
684
685 SAVE_CPPFLAGS="${CPPFLAGS}"
686 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
687
688 AC_LIBREPLACE_BROKEN_CHECKS
689 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
690 AC_LIBREPLACE_NETWORK_CHECKS
691
692 CPPFLAGS="${SAVE_CPPFLAGS}"
693
694 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
695
696 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
697 AC_SUBST(LIBREPLACE_OBJS)
698
699 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
700 AC_SUBST(LIBREPLACE_LIBS)
701
702
703 # add -ldl to the global LIBS
704 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
705 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
706
707
708 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
709 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
710 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
711 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
712 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
713 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
714 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
715 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
716 AC_CHECK_HEADERS(sys/sysmacros.h)
717 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
718 AC_CHECK_HEADERS(langinfo.h locale.h)
719 AC_CHECK_HEADERS(xfs/libxfs.h)
720 AC_CHECK_HEADERS(netgroup.h)
721
722 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
723 #if HAVE_RPC_RPC_H
724 #include <rpc/rpc.h>
725 #endif
726 ]])
727
728 ## These fail to compile on IRIX so just check for their presence
729 AC_CHECK_HEADERS(sys/mode.h,,,)
730
731 # Look for Darwin headers
732 old_CPPFLAGS="$CPPFLAGS"
733 CPPFLAGS="-Iinclude $CPPFLAGS"
734 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
735 CPPFLAGS="$old_CPPFLAGS"
736
737 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
738 # subdirectory of headers.
739 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
740
741 #
742 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
743 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
744 #
745 case "$host_os" in
746     *hpux*)
747                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
748                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
749                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
750                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
751                 fi
752         ;;
753 esac
754 AC_CHECK_HEADERS(shadow.h)
755 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
756 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
757
758 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
759 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
760
761 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
762
763 # For experimental utmp support (lastlog on some BSD-like systems)
764 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
765
766 AC_CHECK_SIZEOF(int,cross)
767 AC_CHECK_SIZEOF(long,cross)
768 AC_CHECK_SIZEOF(long long,cross)
769 AC_CHECK_SIZEOF(short,cross)
770
771 AC_C_CONST
772 AC_C_INLINE
773 AC_C_BIGENDIAN
774 AC_C_CHAR_UNSIGNED
775
776 AC_TYPE_SIGNAL
777 AC_TYPE_UID_T
778 AC_TYPE_MODE_T
779 AC_TYPE_OFF_T
780 AC_TYPE_SIZE_T
781 AC_TYPE_PID_T
782 AC_STRUCT_ST_RDEV
783 AC_DIRENT_D_OFF
784 AC_CHECK_TYPE(ssize_t, int)
785 AC_CHECK_TYPE(wchar_t, unsigned short)
786
787 ############################################
788 # for cups support we need libcups, and a handful of header files
789
790 AC_ARG_ENABLE(cups,
791 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
792
793 if test x$enable_cups != xno; then
794         AC_PATH_PROG(CUPS_CONFIG, cups-config)
795
796         if test "x$CUPS_CONFIG" != x; then
797
798                 ac_save_CFLAGS=$CFLAGS
799                 ac_save_LDFLAGS=$LDFLAGS
800                 ac_save_PRINT_LIBS=$PRINT_LIBS
801                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
802                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
803                 PRINT_LIBS="$PRINT_LIBS -lcups"
804                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
805                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
806                         x"$ac_cv_header_cups_language_h" = xyes; then
807                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
808                         samba_cv_HAVE_CUPS=yes
809                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
810                 else
811                         AC_MSG_WARN([cups-config around but cups-devel not installed])
812                         CFLAGS=$ac_save_CFLAGS
813                         LDFLAGS=$ac_save_LDFLAGS
814                         PRINT_LIBS=$ac_save_PRINT_LIBS
815                 fi
816
817         elif test x"$enable_cups" = x"yes"; then
818                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
819         fi
820 fi
821
822 AC_ARG_ENABLE(iprint,
823 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
824
825 if test x$enable_iprint != xno; then
826         if test x"$samba_cv_HAVE_CUPS" = xyes; then
827                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
828         elif test x"$enable_iprint" = x"yes"; then
829                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
830         fi
831 fi
832
833 ############################################
834 # check if the compiler will optimize out function calls
835 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
836     AC_TRY_LINK([
837 #include <stdio.h>],
838 [
839                 if (0) {
840                    this_function_does_not_exist();
841                 } else {
842                   return 1;
843                 }
844
845 ],
846         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
847 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
848    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
849 fi
850
851 #############################################
852 # check for fd passing struct via msg_control
853 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
854     AC_TRY_COMPILE([
855 #include <sys/types.h>
856 #include <stdlib.h>
857 #include <stddef.h>
858 #include <sys/socket.h>
859 #include <sys/un.h>],
860 [
861         struct msghdr msg;
862         union {
863               struct cmsghdr cm;
864               char control[CMSG_SPACE(sizeof(int))];
865         } control_un;
866         msg.msg_control = control_un.control;
867         msg.msg_controllen = sizeof(control_un.control);
868 ],
869         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
870 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
871    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
872              [If we can use msg_control for passing file descriptors])
873 fi
874
875 #############################################
876 # check for fd passing struct via msg_acctrights
877 AC_CACHE_CHECK([for fd passing via msg_acctrights],
878                 samba_cv_msghdr_msg_acctrights, [
879     AC_TRY_COMPILE([
880 #include <sys/types.h>
881 #include <stdlib.h>
882 #include <stddef.h>
883 #include <sys/socket.h>
884 #include <sys/un.h>],
885 [
886         struct msghdr msg;
887         int fd;
888         msg.msg_acctrights = (caddr_t) &fd;
889         msg.msg_acctrightslen = sizeof(fd);
890 ],
891         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
892 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
893    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
894              [If we can use msg_acctrights for passing file descriptors])
895 fi
896
897 AC_CHECK_FUNCS(dirfd)
898 if test x"$ac_cv_func_dirfd" = x"yes"; then
899         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
900 fi
901
902 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
903     AC_TRY_COMPILE([
904 #include <sys/types.h>
905 #if STDC_HEADERS
906 #include <stdlib.h>
907 #include <stddef.h>
908 #endif
909 #include <signal.h>],[struct sigevent s;],
910         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
911 if test x"$samba_cv_struct_sigevent" = x"yes"; then
912    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
913    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
914         [#include <signal.h>])
915 fi
916
917 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
918     AC_TRY_COMPILE([
919 #include <sys/types.h>
920 #if STDC_HEADERS
921 #include <stdlib.h>
922 #include <stddef.h>
923 #endif
924 #if TIME_WITH_SYS_TIME
925 # include <sys/time.h>
926 # include <time.h>
927 #else
928 # if HAVE_SYS_TIME_H
929 #  include <sys/time.h>
930 # else
931 #  include <time.h>
932 # endif
933 #endif
934 ],[struct timespec ts;],
935         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
936 if test x"$samba_cv_struct_timespec" = x"yes"; then
937    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
938 fi
939
940 # and glibc has setresuid under linux but the function does
941 # nothing until kernel 2.1.44! very dumb.
942 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
943     AC_TRY_RUN([#include <errno.h>
944 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
945         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
946 if test x"$samba_cv_have_setresuid" = x"yes"; then
947     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
948 fi
949
950 # Do the same check for setresguid...
951 #
952 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
953     AC_TRY_RUN([#include <unistd.h>
954 #include <errno.h>
955 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
956         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
957 if test x"$samba_cv_have_setresgid" = x"yes"; then
958     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
959 fi
960
961 AC_FUNC_MEMCMP
962
963 ###############################################
964 # Readline included by default unless explicitly asked not to
965 test "${with_readline+set}" != "set" && with_readline=yes
966
967 # test for where we get readline() from
968 AC_MSG_CHECKING(whether to use readline)
969 AC_ARG_WITH(readline,
970 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
971 [  case "$with_readline" in
972   yes)
973     AC_MSG_RESULT(yes)
974
975     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
976     AC_CHECK_HEADERS(readline/history.h)
977
978     AC_CHECK_HEADERS(readline.h readline/readline.h,[
979       for termlib in ncurses curses termcap terminfo termlib tinfo; do
980        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
981       done
982       AC_CHECK_LIB(readline, rl_callback_handler_install,
983        [TERMLIBS="-lreadline $TERMLIBS"
984        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
985        break], [TERMLIBS=], $TERMLIBS)])
986     ;;
987   no)
988     AC_MSG_RESULT(no)
989     ;;
990   *)
991     AC_MSG_RESULT(yes)
992
993     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
994     # alternate readline path
995     _ldflags=${LDFLAGS}
996     _cppflags=${CPPFLAGS}
997
998     # Add additional search path
999     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1000     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1001
1002     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1003     AC_CHECK_HEADERS(readline/history.h)
1004
1005     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1006       for termlib in ncurses curses termcap terminfo termlib; do
1007        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1008       done
1009       AC_CHECK_LIB(readline, rl_callback_handler_install,
1010        [TERMLDFLAGS="-L$with_readline/lib"
1011        TERMCPPFLAGS="-I$with_readline/include"
1012        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1013        TERMLIBS="-lreadline $TERMLIBS"
1014        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1015        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1016
1017     LDFLAGS=$_ldflags
1018     ;;
1019   esac],
1020   AC_MSG_RESULT(no)
1021 )
1022 AC_SUBST(TERMLIBS)
1023 AC_SUBST(TERMLDFLAGS)
1024
1025 # The readline API changed slightly from readline3 to readline4, so
1026 # code will generate warnings on one of them unless we have a few
1027 # special cases.
1028 AC_CHECK_LIB(readline, rl_completion_matches,
1029              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1030                         [Do we have rl_completion_matches?])],
1031              [],
1032              [$TERMLIBS])
1033
1034 # not all readline libs have rl_event_hook or history_list
1035 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1036 AC_CHECK_LIB(readline, history_list,
1037              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1038              [],
1039              [$TERMLIBS])
1040
1041 ###############################################
1042 # test for where we get yp_get_default_domain() from
1043 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1044 AC_CHECK_FUNCS(yp_get_default_domain)
1045
1046 # Check if we have execl, if not we need to compile smbrun.
1047 AC_CHECK_FUNCS(execl)
1048 if test x"$ac_cv_func_execl" = x"no"; then
1049     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1050 fi
1051
1052 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1053 AC_CHECK_FUNCS(strtol)
1054 AC_CHECK_FUNCS(strchr chflags)
1055 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1056 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1057 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1058 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1059 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1060 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1061 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1062 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1063 AC_CHECK_FUNCS(getpwent_r)
1064 AC_CHECK_FUNCS(getdents64)
1065 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1066 AC_CHECK_FUNCS(syslog vsyslog timegm)
1067 AC_CHECK_FUNCS(setlocale nl_langinfo)
1068 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1069 AC_CHECK_FUNCS(utimensat)
1070 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1071 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1072 AC_CHECK_HEADERS(sys/mman.h)
1073 # setbuffer, shmget, shm_open are needed for smbtorture
1074 AC_CHECK_FUNCS(shmget shm_open)
1075 AC_CHECK_FUNCS(gettext dgettext)
1076 AC_CHECK_FUNCS(bindtextdomain textdomain)
1077 AC_CHECK_FUNCS(strupr)
1078
1079 # Find a method of generating a stack trace
1080 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1081 # libexecinfo provides backtrace_symbols on FreeBSD
1082 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1083 AC_CHECK_FUNCS(backtrace_symbols)
1084 AC_CHECK_LIB(exc, trace_back_stack)
1085
1086 # check for sysctlbyname for BSD systems
1087 AC_CHECK_FUNCS(sysctlbyname)
1088
1089 #############################
1090 # check if building with gpfs
1091 AC_CHECK_HEADERS(gpfs_gpl.h)
1092 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1093     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1094     default_shared_modules="$default_shared_modules vfs_gpfs"
1095 fi
1096
1097 #############################################
1098 # check if building on Isilon OneFS
1099 printf "%s" "checking for Isilon OneFS... "
1100 save_LIBS="$LIBS"
1101 LIBS="$LIBS -lisi_version"
1102 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1103           [get_isilon_copyright()],
1104           samba_cv_HAVE_ONEFS=yes,
1105           samba_cv_HAVE_ONEFS=no)
1106 echo $samba_cv_HAVE_ONEFS
1107 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1108     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1109     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1110     default_static_modules="$default_static_modules"
1111     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1112     # Need to also add general libs for oplocks support
1113     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1114 fi
1115 AC_SUBST(ONEFS_LIBS)
1116 LIBS="$save_LIBS"
1117
1118 # Note that all the libunwind symbols in the API are defined to internal
1119 # platform-specific version, so we must include libunwind.h before checking
1120 # any of them.
1121 AC_MSG_CHECKING([for libunwind])
1122 save_LIBS=$LIBS
1123
1124 UNWIND_ARCH="unknown"
1125 if test x"$UNAME_I" != x"unknown"; then
1126         UNWIND_ARCH="$UNAME_I"
1127 elif test x"$UNAME_M" != x"unknown"; then
1128         UNWIND_ARCH="$UNAME_M"
1129 elif test x"$UNAME_P" != x"unknown"; then
1130         UNWIND_ARCH="$UNAME_P"
1131 fi
1132
1133 case "$UNWIND_ARCH" in
1134         unknown)
1135                 # This probably won't link without
1136                 # the platform-specific libunwind.
1137                 LIBS="$LIBS -lunwind"
1138                 ;;
1139         i386|i586|i686)
1140                 # Add the platform-specific libunwind module.
1141                 LIBS="$LIBS -lunwind -lunwind-x86"
1142                 ;;
1143         *)
1144                 # Add the platform-specific libunwind module.
1145                 # based on uname -i, uname -m or uname -p
1146                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1147                 ;;
1148 esac
1149
1150 AC_TRY_LINK(
1151     [
1152 #ifdef HAVE_LIBUNWIND_H
1153 #include <libunwind.h>
1154 #endif
1155     ],
1156     [
1157         unw_context_t ctx; unw_cursor_t cur;
1158         char buf[256]; unw_word_t off;
1159         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1160         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1161     ],
1162     [
1163         AC_MSG_RESULT(yes)
1164         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1165
1166         # If we have libunwind, test whether we also have libunwind-ptrace
1167         # which would let us unwind arbitrary processes.
1168         save_LIBS=$LIBS
1169         AC_CHECK_HEADERS(libunwind-ptrace.h)
1170         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1171             [
1172                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1173                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1174                     [Whether libunwind-ptrace.a is available.])
1175             ],
1176             [ LIBUNWIND_PTRACE="" ])
1177
1178         LIBS=$save_LIBS
1179     ],
1180     [
1181         AC_MSG_RESULT(no)
1182         LIBS=$save_LIBS
1183     ])
1184
1185 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1186 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1187     AC_CHECK_HEADERS(sys/ptrace.h)
1188     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1189     AC_TRY_LINK(
1190             [
1191 #if HAVE_SYS_TYPES_H
1192 #include <sys/types.h>
1193 #endif
1194 #if HAVE_SYS_PTRACE_H
1195 #include <sys/ptrace.h>
1196 #endif
1197             ],
1198             [
1199                 pid_t me = (pid_t)-1;
1200                 ptrace(PTRACE_ATTACH, me, 0, 0);
1201                 ptrace(PTRACE_DETACH, me, 0, 0);
1202                 return 0;
1203             ],
1204             [
1205                 AC_MSG_RESULT(yes)
1206                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1207                     [Whether the Linux ptrace(2) interface is available.])
1208             ],
1209             [
1210                 AC_MSG_RESULT(no)
1211                 LIBUNWIND_PTRACE=""
1212             ])
1213 fi
1214
1215 AC_SUBST(LIBUNWIND_PTRACE)
1216
1217 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1218 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1219 AC_CHECK_FUNCS(__getcwd _getcwd)
1220 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1221 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1222 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1223 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1224 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1225 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1226 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1227 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1228 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1229 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1230 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1231 AC_CHECK_FUNCS(prctl)
1232
1233 AC_TRY_COMPILE([
1234 #ifdef HAVE_SYS_PRCTL_H
1235 #include <sys/prctl.h>
1236 #endif
1237 ],
1238 [int i; i = prtcl(0); ],
1239 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1240
1241 #
1242 #
1243 #
1244 case "$host_os" in
1245     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1246        # glibc <= 2.3.2 has a broken getgrouplist
1247        AC_TRY_RUN([
1248 #include <unistd.h>
1249 #include <sys/utsname.h>
1250 main() {
1251        /* glibc up to 2.3 has a broken getgrouplist */
1252 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1253        int libc_major = __GLIBC__;
1254        int libc_minor = __GLIBC_MINOR__;
1255
1256        if (libc_major < 2)
1257               exit(1);
1258        if ((libc_major == 2) && (libc_minor <= 3))
1259               exit(1);
1260 #endif
1261        exit(0);
1262 }
1263 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1264        if test x"$linux_getgrouplist_ok" = x"yes"; then
1265           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1266        fi
1267        ;;
1268     *)
1269        AC_CHECK_FUNCS(getgrouplist)
1270        ;;
1271 esac
1272
1273 #
1274 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1275 #
1276
1277 if test x$ac_cv_func_stat64 = xno ; then
1278   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1279   AC_TRY_LINK([
1280 #if defined(HAVE_UNISTD_H)
1281 #include <unistd.h>
1282 #endif
1283 #include <sys/stat.h>
1284 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1285   AC_MSG_RESULT([$ac_cv_func_stat64])
1286   if test x$ac_cv_func_stat64 = xyes ; then
1287     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1288   fi
1289 fi
1290
1291 if test x$ac_cv_func_lstat64 = xno ; then
1292   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1293   AC_TRY_LINK([
1294 #if defined(HAVE_UNISTD_H)
1295 #include <unistd.h>
1296 #endif
1297 #include <sys/stat.h>
1298 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1299   AC_MSG_RESULT([$ac_cv_func_lstat64])
1300   if test x$ac_cv_func_lstat64 = xyes ; then
1301     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1302   fi
1303 fi
1304
1305 if test x$ac_cv_func_fstat64 = xno ; then
1306   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1307   AC_TRY_LINK([
1308 #if defined(HAVE_UNISTD_H)
1309 #include <unistd.h>
1310 #endif
1311 #include <sys/stat.h>
1312 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1313   AC_MSG_RESULT([$ac_cv_func_fstat64])
1314   if test x$ac_cv_func_fstat64 = xyes ; then
1315     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1316   fi
1317 fi
1318
1319 #################################################
1320 # Check whether struct stat has timestamps with sub-second resolution.
1321 #
1322
1323 samba_cv_stat_hires=no
1324 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1325         [samba_cv_stat_hires=yes])
1326 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1327         [samba_cv_stat_hires=yes])
1328 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1329         [samba_cv_stat_hires=yes])
1330 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1331         [samba_cv_stat_hires=yes])
1332 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1333         [samba_cv_stat_hires=yes])
1334
1335 if test x"$samba_cv_stat_hires" = x"yes" ; then
1336     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1337             [whether struct stat has sub-second timestamps])
1338 fi
1339
1340 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1341 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1342 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1343
1344
1345 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1346     [
1347         AC_TRY_COMPILE(
1348             [#include <sys/stat.h>],
1349             [
1350                 int a = UF_DOS_ARCHIVE;
1351                 int h = UF_DOS_HIDDEN;
1352                 int r = UF_DOS_RO;
1353                 int s = UF_DOS_SYSTEM;
1354                 int i = UF_DOS_NOINDEX;
1355                 int f = UF_DOS_FLAGS;
1356             ],
1357             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1358     ])
1359
1360 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1361     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1362 fi
1363
1364 #####################################
1365 # needed for SRV lookups
1366 AC_CHECK_LIB(resolv, dn_expand)
1367 AC_CHECK_LIB(resolv, _dn_expand)
1368 AC_CHECK_LIB(resolv, __dn_expand)
1369
1370 #
1371 # Check for the functions putprpwnam, set_auth_parameters,
1372 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1373 # Needed for OSF1 and HPUX.
1374 #
1375
1376 AC_LIBTESTFUNC(security, putprpwnam)
1377 AC_LIBTESTFUNC(sec, putprpwnam)
1378
1379 AC_LIBTESTFUNC(security, set_auth_parameters)
1380 AC_LIBTESTFUNC(sec, set_auth_parameters)
1381
1382 # UnixWare 7.x has its getspnam in -lgen
1383 AC_LIBTESTFUNC(gen, getspnam)
1384
1385 AC_LIBTESTFUNC(security, getspnam)
1386 AC_LIBTESTFUNC(sec, getspnam)
1387
1388 AC_LIBTESTFUNC(security, bigcrypt)
1389 AC_LIBTESTFUNC(sec, bigcrypt)
1390
1391 AC_LIBTESTFUNC(security, getprpwnam)
1392 AC_LIBTESTFUNC(sec, getprpwnam)
1393
1394 AC_CHECK_FUNCS(strsignal)
1395
1396 ############################################
1397 # Check if we have libattr
1398 case "$host_os" in
1399   *osf*)
1400         AC_SEARCH_LIBS(getproplist, [proplist])
1401         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1402         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1403         AC_CHECK_FUNCS(sizeof_proplist_entry)
1404   ;;
1405   *)
1406         AC_SEARCH_LIBS(getxattr, [attr])
1407         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1408         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1409         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1410         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1411         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1412         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1413         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1414   ;;
1415 esac
1416
1417 ########################################################
1418 # Check if attropen() is present if this is Solaris
1419 case "$host_os" in
1420   *solaris*)
1421         AC_CHECK_FUNCS(attropen)
1422   ;;
1423 esac
1424
1425 ########################################################
1426 # Do xattr functions take additional options like on Darwin?
1427 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1428         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1429                 old_LIBS=$LIBS
1430                 LIBS="$LIBS $ACL_LIBS"
1431                 AC_TRY_COMPILE([
1432                         #include <sys/types.h>
1433                         #if HAVE_ATTR_XATTR_H
1434                         #include <attr/xattr.h>
1435                         #elif HAVE_SYS_XATTR_H
1436                         #include <sys/xattr.h>
1437                         #endif
1438                 ],[
1439                         getxattr(0, 0, 0, 0, 0, 0);
1440                 ],
1441                 [smb_attr_cv_xattr_add_opt=yes],
1442                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1443         ])
1444         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1445                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1446         fi
1447 fi
1448
1449 # Check if we have extattr
1450 case "$host_os" in
1451   *freebsd4* | *dragonfly* )
1452     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1453     ;;
1454   *)
1455     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1456     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1457     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1458     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1459     ;;
1460 esac
1461
1462 AC_DISABLE_STATIC
1463 AC_ENABLE_SHARED
1464
1465 # Set defaults
1466 PIE_CFLAGS=""
1467 PIE_LDFLAGS=""
1468 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1469
1470 if test "x$enable_pie" != xno
1471 then
1472         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1473         [
1474                 cat > conftest.c <<EOF
1475 int foo;
1476 main () { return 0;}
1477 EOF
1478                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1479                 then
1480                         samba_cv_fpie=yes
1481                 else
1482                         samba_cv_fpie=no
1483                 fi
1484                 rm -f conftest*
1485         ])
1486         if test x"${samba_cv_fpie}" = x"yes"
1487         then
1488                 PIE_CFLAGS="-fPIE"
1489                 PIE_LDFLAGS="-pie"
1490         fi
1491 fi
1492
1493 # Set defaults
1494 RELRO_LDFLAGS=""
1495 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1496
1497 if test "x$enable_relro" != xno
1498 then
1499         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1500         [
1501                 cat > conftest.c <<EOF
1502 int foo;
1503 main () { return 0;}
1504 EOF
1505                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1506                 then
1507                         samba_cv_relro=yes
1508                 else
1509                         samba_cv_relro=no
1510                 fi
1511                 rm -f conftest*
1512         ])
1513         if test x"${samba_cv_relro}" = x"yes"
1514         then
1515                 RELRO_LDFLAGS="-Wl,-z,relro"
1516         fi
1517 fi
1518
1519 # Set defaults
1520 SYMSEXT="syms"
1521 AC_SUBST(SYMSEXT)
1522
1523 # Assume non-shared by default and override below
1524 BLDSHARED="false"
1525
1526 # these are the defaults, good for lots of systems
1527 HOST_OS="$host_os"
1528 LDSHFLAGS="-shared"
1529 MODULE_EXPORTS=""
1530 SONAMEFLAG="#"
1531 SHLD="\${CC} \${CFLAGS}"
1532 PICFLAG="${PIE_CFLAGS}"
1533 SHLIBEXT="so"
1534 DSO_EXPORTS=""
1535
1536 # this bit needs to be modified for each OS that supports share libs
1537 # You need to specify how to create a shared library and
1538   # how to compile C code to produce PIC object files
1539
1540   AC_MSG_CHECKING([ability to build shared libraries])
1541
1542   # and these are for particular systems
1543   case "$host_os" in
1544                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1545                         case "$host_os" in *linux*)
1546                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1547                         esac
1548                         BLDSHARED="true"
1549                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1550                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1551                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1552                         fi
1553                         DYNEXP="-Wl,--export-dynamic"
1554                         PICFLAG="-fPIC"
1555                         SONAMEFLAG="-Wl,-soname="
1556                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1557                         ;;
1558                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1559                         BLDSHARED="true"
1560                         LDSHFLAGS="-G"
1561                         SONAMEFLAG="-h "
1562                         if test "${GCC}" = "yes"; then
1563                                 PICFLAG="-fPIC"
1564                                 SONAMEFLAG="-Wl,-soname="
1565                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1566                                         DYNEXP="-Wl,-E"
1567                                 fi
1568                         else
1569                                 PICFLAG="-KPIC"
1570                                 ## ${CFLAGS} added for building 64-bit shared
1571                                 ## libs using Sun's Compiler
1572                                 LDSHFLAGS="-G \${CFLAGS}"
1573                         fi
1574                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1575                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1576                         ;;
1577                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1578                         BLDSHARED="true"
1579                         LDSHFLAGS="-G"
1580                         SONAMEFLAG="-Wl,-h,"
1581                         PICFLAG="-KPIC"   # Is this correct for SunOS
1582                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1583                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1584                         ;;
1585                 *netbsd* | *freebsd* | *dragonfly* )
1586                         BLDSHARED="true"
1587                         LDSHFLAGS="-shared"
1588                         DYNEXP="-Wl,--export-dynamic"
1589                         SONAMEFLAG="-Wl,-soname,"
1590                         PICFLAG="-fPIC -DPIC"
1591                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1592                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1593                         ;;
1594                 *openbsd*)  BLDSHARED="true"
1595                         LDSHFLAGS="-shared"
1596                         DYNEXP="-Wl,-Bdynamic"
1597                         SONAMEFLAG="-Wl,-soname,"
1598                         PICFLAG="-fPIC"
1599                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1600                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1601                         ;;
1602                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1603                         case "$host_os" in
1604                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1605                         ;;
1606                         esac
1607                         BLDSHARED="true"
1608                         LDSHFLAGS="-set_version sgi1.0 -shared"
1609                         SONAMEFLAG="-soname "
1610                         SHLD="\${LD}"
1611                         if test "${GCC}" = "yes"; then
1612                                 PICFLAG="-fPIC"
1613                         else
1614                                 PICFLAG="-KPIC"
1615                         fi
1616                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1617                         ;;
1618                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1619                         BLDSHARED="true"
1620                         # use expfull to export underscored symbols
1621                         # add rtl to remove /lib/crt0.o warning
1622                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1623                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1624                         PICFLAG="-O2"
1625                         # as AIX code is always position independent...
1626                         # .po will just create compile warnings, use po.o:
1627                         if test "${GCC}" != "yes"; then
1628                                 ## for funky AIX compiler using strncpy()
1629                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1630                         fi
1631
1632                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1633                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1634                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1635                         ;;
1636                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1637                         # Use special PIC flags for the native HP-UX compiler.
1638                                 BLDSHARED="true"
1639                                 SHLD="cc"
1640                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1641                                 SONAMEFLAG="-Wl,+h "
1642                                 PICFLAG="+z"
1643                         if test "${GCC}" = "yes"; then
1644                                 PICFLAG="-fPIC"
1645                         else
1646                                 PICFLAG="+z +ESnolit"
1647                         fi
1648                         if test "$host_cpu" = "ia64"; then
1649                                 SHLIBEXT="so"
1650                               PICFLAG="+z"
1651                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1652                         else
1653                                 SHLIBEXT="sl"
1654                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1655                         fi
1656                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1657                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1658                         ;;
1659                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1660                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1661                         ;;
1662                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1663                         BLDSHARED="true"
1664                         LDSHFLAGS="-shared"
1665                         SONAMEFLAG="-Wl,-soname,"
1666                         PICFLAG="-fPIC"
1667                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1668                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1669                         ;;
1670                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1671                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1672                         ;;
1673                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1674                         BLDSHARED="true"
1675                         LDSHFLAGS="-shared"
1676                         SONAMEFLAG="-Wl,-soname,"
1677                         PICFLAG="-KPIC"
1678                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1679                         ;;
1680                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1681                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1682                         ;;
1683                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1684                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1685                         ;;
1686                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1687                         case "$host" in
1688                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1689                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1690                                         fi
1691                                         LDSHFLAGS="-G"
1692                                         DYNEXP="-Bexport"
1693                                 ;;
1694                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1695                         esac
1696                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1697                         ;;
1698
1699                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1700                         if [ test "$GCC" != yes ]; then
1701                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1702                         fi
1703                         LDSHFLAGS="-G"
1704                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1705                         ;;
1706                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1707                         BLDSHARED="false"
1708                         LDSHFLAGS=""
1709                         ;;
1710
1711                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1712                         BLDSHARED="true"
1713                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1714                         CFLAGS="$CFLAGS -fno-common"
1715                         SHLD="\${CC}"
1716                         SHLIBEXT="dylib"
1717                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1718                         SHLIBEXT="dylib"
1719                         # Since gcc doesn't fail on unrecognised options, the
1720                         # PIE test incorrectly succeeds. Darwin gcc does not
1721                         # actually support the PIE stuff.
1722                         PIE_LDFLAGS=
1723                         PIE_CFLAGS=
1724                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1725                         ;;
1726
1727                 *)
1728                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1729                         ;;
1730   esac
1731
1732 if test "$enable_shared" != "yes"; then
1733         BLDSHARED=false
1734 fi
1735
1736 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1737         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1738 fi
1739
1740 if test x"$BLDSHARED" = x"true" ; then
1741         LDFLAGS="$LDFLAGS -L./bin"
1742 fi
1743
1744 AC_MSG_RESULT($BLDSHARED)
1745
1746 for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1747         saved_ldflags="$LDFLAGS"
1748         AC_MSG_CHECKING([if $flags works])
1749         LDFLAGS="$flags $saved_ldflags"
1750         AC_TRY_LINK([],[],
1751                 [AC_MSG_RESULT([yes])
1752                 LD_AS_NEEDED_FLAG=$flags
1753                 ld_as_needed_flag_found=yes],
1754                 AC_MSG_RESULT([no]))
1755         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1756         test x"$ld_as_needed_flag_found" = xyes && break
1757 done
1758
1759 # for historical reasons almost all linkers don't complain about unresolved
1760 # symbols in shared libs. Except for the internal samba modules we want to get
1761 # errors when we produce a shared lib with unresolved symbols. On some
1762 # platforms unresolved symbols might be intended, so we might have to add
1763 # platform specific exceptions here.
1764
1765 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1766         saved_ldflags="$LDFLAGS"
1767         AC_MSG_CHECKING([if $flags works])
1768         LDFLAGS="$flags $saved_ldflags"
1769         AC_TRY_LINK([],[],
1770         [AC_MSG_RESULT([yes])
1771         LDSHFLAGS_Z_DEFS=$flags
1772         ldshflags_z_defs_found=yes],
1773         AC_MSG_RESULT([no]))
1774         LDFLAGS=$saved_ldflags
1775         test x"$ldshflags_z_defs_found" = xyes && break
1776 done
1777
1778 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1779 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1780 AC_MSG_CHECKING([LDFLAGS])
1781 AC_MSG_RESULT([$LDFLAGS])
1782 AC_MSG_CHECKING([DYNEXP])
1783 AC_MSG_RESULT([$DYNEXP])
1784
1785 #######################################################
1786 # test whether building a shared library actually works
1787 if test $BLDSHARED = true; then
1788
1789 AC_MSG_CHECKING([SHLD])
1790 AC_MSG_RESULT([$SHLD])
1791 AC_MSG_CHECKING([LDSHFLAGS])
1792 AC_MSG_RESULT([$LDSHFLAGS])
1793
1794 AC_MSG_CHECKING([SHLIBEXT])
1795 AC_MSG_RESULT([$SHLIBEXT])
1796 AC_MSG_CHECKING([SONAMEFLAG])
1797 AC_MSG_RESULT([$SONAMEFLAG])
1798
1799 AC_MSG_CHECKING([PICFLAG])
1800 AC_MSG_RESULT([$PICFLAG])
1801
1802 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1803 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1804
1805 AC_CACHE_CHECK([whether building shared libraries actually works],
1806                [ac_cv_shlib_works],[
1807    # try building a trivial shared library
1808    ac_cv_shlib_works=no
1809    # The $SHLD and $LDSHFLAGS variables may contain references to other
1810    # variables so they need to be eval'ed.
1811    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1812         shlib.o ${srcdir-.}/../tests/shlib.c && \
1813    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1814         shlib.o && ac_cv_shlib_works=yes
1815    rm -f "shlib.$SHLIBEXT" shlib.o
1816
1817 ])
1818 if test $ac_cv_shlib_works = no; then
1819    BLDSHARED=false
1820 fi
1821 fi
1822
1823 if test x"$BLDSHARED" != x"true"; then
1824         LDSHFLAGS="shared-libraries-disabled"
1825         SONAMEFLAG="shared-libraries-disabled"
1826         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1827         SHLD="shared-libraries-disabled"
1828         PICFLAG="${PIE_CFLAGS}"
1829         SHLIBEXT="shared_libraries_disabled"
1830         merged_build_possible=no
1831 fi
1832
1833 AC_MSG_CHECKING([used PICFLAG])
1834 AC_MSG_RESULT([$PICFLAG])
1835
1836 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1837
1838 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1839
1840
1841 ###########################################################
1842 #
1843 # Configuration of subsystems / libraries
1844 #
1845 ###########################################################
1846
1847 INSTALLLIBCMD_SH=:
1848 INSTALLLIBCMD_A=:
1849 UNINSTALLLIBCMD_SH=:
1850 UNINSTALLLIBCMD_A=:
1851
1852 if test $BLDSHARED = true; then
1853         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1854         UNINSTALLLIBCMD_SH="rm -f"
1855 fi
1856 if test $enable_static = yes; then
1857         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1858         UNINSTALLLIBCMD_A="rm -f"
1859 fi
1860
1861 #################################################
1862 # --disable-shared-libs
1863 # can be used to disable the internal use of shared libs altogether
1864 # (this only has an effect when building shared libs is enabled)
1865 #
1866 USESHARED=false
1867 AC_SUBST(USESHARED)
1868
1869 AC_MSG_CHECKING(whether to use shared libraries internally)
1870 AC_ARG_ENABLE([shared-libs],
1871         AS_HELP_STRING([--enable-shared-libs],
1872                 [Use shared libraries internally (default=yes)]),
1873         [enable_shared_libs=$enableval],
1874         [enable_shared_libs=yes])
1875
1876 if test x"$enable_shared_libs" != x"no" ; then
1877         USESHARED=$BLDSHARED
1878 fi
1879
1880 AC_MSG_RESULT([$USESHARED])
1881
1882 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1883         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1884 fi
1885
1886 #################################################
1887 # --with-static-libs=LIBS:
1888 #   link (internal) libs dynamically or statically?
1889 #
1890 # If a subsystem is built as a library then this controls whether they are
1891 # linked into Samba targets statically or dynamically:
1892 #
1893 # * If we build the shared library at all, we link dynamically by default.
1894 #
1895 # * We only link statically if we don't build shared or if the library
1896 #   appears in the --with-static-libs configure option.
1897 #
1898 # Example:
1899 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1900 #   of linking the dynamic variant with -ltalloc.
1901 #
1902 # NOTE: This option only affects libraries that we do not only build
1903 # but that samba also links against as libraries (as opposed to linking
1904 # the plain object files. - This has to be configured in Makefile.in.
1905 # So in particular it does not harm to give invalid or unknown names here.
1906 #
1907
1908 AC_ARG_WITH([static-libs],
1909         [AS_HELP_STRING([--with-static-libs=LIBS],
1910                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1911         [AS_IF([test $withval],
1912                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1913                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1914                         eval LINK_$lib=STATIC
1915                 done], [])],
1916         [])
1917
1918 #
1919 # WORKAROUND:
1920 #   until we have organized other internal subsystems (as util, registry
1921 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1922 #   dynamically to samba programs.
1923 #
1924 LINK_LIBNETAPI=STATIC
1925
1926 LINK_LIBSMBCLIENT=STATIC
1927
1928 #
1929 #  The library versions are hardcoded here
1930 #  and filled into the LIBFOO_SOVER variable.
1931 #
1932 #  TODO: for talloc and tdb (at least), these should
1933 #  be extracted from their respective source directories
1934 #
1935 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])],
1936 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
1937
1938 if test "x$enable_external_libtalloc" != xno
1939 then
1940         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1941                 [ enable_external_libtalloc=yes ],
1942                 [ if test x$enable_external_libtalloc = xyes; then
1943                         AC_MSG_ERROR([Unable to find libtalloc])
1944                   else
1945                         enable_external_libtalloc=no
1946                   fi
1947                 ])
1948 fi
1949
1950 if test "x$enable_external_libtalloc" = xno
1951 then
1952         m4_include(../lib/talloc/libtalloc.m4)
1953         LINK_LIBTALLOC=STATIC
1954         SMB_LIBRARY(talloc, 2)
1955         LIBTALLOC_OBJ0=""
1956         for obj in ${TALLOC_OBJ}; do
1957                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1958         done
1959         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1960         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1961         AC_SUBST(LIBTALLOC_OBJ0)
1962
1963         TALLOCTORT="bin/talloctort\$(EXEEXT)"
1964         AC_SUBST(TALLOCTORT)
1965 fi
1966
1967
1968 AC_ARG_ENABLE(external_libtdb,
1969         [AS_HELP_STRING([--enable-external-libtdb],
1970                 [Enable external tdb [default=auto]])],
1971                 [ enable_external_libtalloc=$enableval ],
1972                 [ enable_external_libtalloc=auto ])
1973
1974 if test "x$enable_external_libtdb" != xno
1975 then
1976         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.0,
1977                 [ enable_external_libtdb=yes ],
1978                 [
1979                 if test x$enable_external_libtdb = xyes; then
1980                         AC_MSG_ERROR([Unable to find libtdb])
1981                 else
1982                         enable_external_libtdb=no
1983                 fi
1984                 ])
1985 fi
1986
1987 AC_SUBST(LIBTDB_OBJ0)
1988 if test "x$enable_external_libtdb" = xno
1989 then
1990         m4_include(../lib/tdb/libtdb.m4)
1991         LINK_LIBTDB=STATIC
1992         SMB_LIBRARY(tdb, 1)
1993         LIBTDB_OBJ0=""
1994         for obj in ${TDB_OBJ}; do
1995                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1996         done
1997         AC_SUBST(LIBTDB_OBJ0)
1998         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1999         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
2000
2001         TDBBACKUP="bin/tdbbackup\$(EXEEXT)"
2002         AC_SUBST(TDBBACKUP)
2003         TDBDUMP="bin/tdbdump\$(EXEEXT)"
2004         AC_SUBST(TDBDUMP)
2005         TDBTOOL="bin/tdbtool\$(EXEEXT)"
2006         AC_SUBST(TDBTOOL)
2007         TDBTORTURE="bin/tdbtorture\$(EXEEXT)"
2008         AC_SUBST(TDBTORTURE)
2009 fi
2010
2011 SMB_LIBRARY(netapi, 0)
2012 SMB_LIBRARY(smbclient, 0)
2013 SMB_LIBRARY(smbsharemodes, 0)
2014 SMB_LIBRARY(addns, 0, no, [undefined API])
2015
2016
2017
2018 ################
2019
2020 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
2021 AC_TRY_RUN([#include <stdio.h>
2022 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
2023 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
2024 if test x"$samba_cv_have_longlong" = x"yes"; then
2025     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
2026     AC_CHECK_TYPE(intptr_t, unsigned long long)
2027 else
2028     AC_CHECK_TYPE(intptr_t, unsigned long)
2029 fi
2030
2031 #
2032 # Check if the compiler supports the LL prefix on long long integers.
2033 # AIX needs this.
2034
2035 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
2036     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
2037         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
2038 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
2039    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
2040 fi
2041
2042
2043 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
2044 AC_TRY_RUN([#include <time.h>
2045 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
2046 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
2047 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
2048     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
2049 fi
2050
2051 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2052 AC_TRY_RUN([#include <stdio.h>
2053 #include <sys/stat.h>
2054 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
2055 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2056 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
2057     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
2058 fi
2059
2060 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
2061 AC_TRY_RUN([
2062 #if defined(HAVE_UNISTD_H)
2063 #include <unistd.h>
2064 #endif
2065 #include <stdio.h>
2066 #include <sys/stat.h>
2067 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2068 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
2069 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
2070     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
2071 fi
2072
2073 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2074 AC_TRY_RUN([
2075 #if defined(HAVE_UNISTD_H)
2076 #include <unistd.h>
2077 #endif
2078 #include <stdio.h>
2079 #include <sys/stat.h>
2080 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2081 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2082 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2083     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2084 fi
2085
2086 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
2087 AC_TRY_RUN([
2088 #if defined(HAVE_UNISTD_H)
2089 #include <unistd.h>
2090 #endif
2091 #include <stdio.h>
2092 #include <sys/stat.h>
2093 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2094 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
2095 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
2096     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
2097 fi
2098
2099 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2100 AC_TRY_RUN([
2101 #if defined(HAVE_UNISTD_H)
2102 #include <unistd.h>
2103 #endif
2104 #include <stdio.h>
2105 #include <sys/stat.h>
2106 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2107 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2108 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2109     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2110 fi
2111
2112 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
2113 AC_TRY_RUN([
2114 #if defined(HAVE_UNISTD_H)
2115 #include <unistd.h>
2116 #endif
2117 #include <stdio.h>
2118 #include <sys/stat.h>
2119 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2120 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
2121 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
2122     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
2123 fi
2124
2125 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
2126 AC_TRY_COMPILE([
2127 #if defined(HAVE_UNISTD_H)
2128 #include <unistd.h>
2129 #endif
2130 #include <sys/types.h>
2131 #include <dirent.h>],
2132 [DIR64 de;],
2133 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2134 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2135     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2136 fi
2137
2138 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2139 AC_TRY_COMPILE([
2140 #if defined(HAVE_UNISTD_H)
2141 #include <unistd.h>
2142 #endif
2143 #include <sys/types.h>
2144 #include <dirent.h>],
2145 [struct dirent64 de;],
2146 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2147 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2148     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2149 fi
2150
2151 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2152 AC_TRY_RUN([
2153 #if defined(HAVE_UNISTD_H)
2154 #include <unistd.h>
2155 #endif
2156 #include <sys/types.h>
2157 main() { dev_t dev; int i = major(dev); return 0; }],
2158 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2159 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2160     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2161 fi
2162
2163 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2164 AC_TRY_RUN([
2165 #if defined(HAVE_UNISTD_H)
2166 #include <unistd.h>
2167 #endif
2168 #include <sys/types.h>
2169 main() { dev_t dev; int i = minor(dev); return 0; }],
2170 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2171 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2172     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2173 fi
2174
2175 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2176 AC_TRY_RUN([
2177 #if defined(HAVE_UNISTD_H)
2178 #include <unistd.h>
2179 #endif
2180 #include <sys/types.h>
2181 main() { dev_t dev = makedev(1,2); return 0; }],
2182 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2183 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2184     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2185 fi
2186
2187 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2188 AC_TRY_RUN([#include <stdio.h>
2189 main() { char c; c=250; exit((c > 0)?0:1); }],
2190 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2191 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2192     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2193 fi
2194
2195 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2196 AC_TRY_COMPILE([#include <sys/types.h>
2197 #include <dirent.h>
2198 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2199 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2200 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2201     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2202 fi
2203
2204 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2205 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2206 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2207 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2208     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2209 fi
2210
2211 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2212 AC_TRY_LINK([
2213 #include <sys/time.h>
2214 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2215            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2216            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2217 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2218     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2219 fi
2220
2221 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2222
2223     # On some systems (eg. Linux) librt can pull in libpthread. We
2224     # don't want this to happen because libpthreads changes signal delivery
2225     # semantics in ways we are not prepared for. This breaks Linux oplocks
2226     # which rely on signals.
2227
2228     AC_LIBTESTFUNC(rt, clock_gettime,
2229             [
2230                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2231                                 [Whether clock_gettime is available])
2232                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2233                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2234                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2235                         ])
2236
2237 fi
2238
2239 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2240 AC_TRY_RUN([#include <sys/types.h>
2241 #include <dirent.h>
2242 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2243 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2244 di->d_name[0] == 0) exit(0); exit(1);} ],
2245 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2246 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2247     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2248 fi
2249
2250 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2251 AC_TRY_COMPILE([#include <sys/types.h>
2252 #include <utime.h>],
2253 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2254 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2255 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2256     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2257 fi
2258
2259 ##############
2260 # Check utmp details, but only if our OS offers utmp.h
2261 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2262 dnl  utmp and utmpx come in many flavours
2263 dnl  We need to check for many of them
2264 dnl  But we don't need to do each and every one, because our code uses
2265 dnl  mostly just the utmp (not utmpx) fields.
2266
2267 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2268
2269 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2270 AC_TRY_COMPILE([#include <sys/types.h>
2271 #include <utmp.h>],
2272 [struct utmp ut;  ut.ut_name[0] = 'a';],
2273 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2274 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2275     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2276 fi
2277
2278 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2279 AC_TRY_COMPILE([#include <sys/types.h>
2280 #include <utmp.h>],
2281 [struct utmp ut;  ut.ut_user[0] = 'a';],
2282 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2283 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2284     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2285 fi
2286
2287 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2288 AC_TRY_COMPILE([#include <sys/types.h>
2289 #include <utmp.h>],
2290 [struct utmp ut;  ut.ut_id[0] = 'a';],
2291 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2292 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2293     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2294 fi
2295
2296 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2297 AC_TRY_COMPILE([#include <sys/types.h>
2298 #include <utmp.h>],
2299 [struct utmp ut;  ut.ut_host[0] = 'a';],
2300 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2301 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2302     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2303 fi
2304
2305 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2306 AC_TRY_COMPILE([#include <sys/types.h>
2307 #include <utmp.h>],
2308 [struct utmp ut;  time_t t; ut.ut_time = t;],
2309 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2310 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2311     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2312 fi
2313
2314 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2315 AC_TRY_COMPILE([#include <sys/types.h>
2316 #include <utmp.h>],
2317 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2318 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2319 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2320     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2321 fi
2322
2323 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2324 AC_TRY_COMPILE([#include <sys/types.h>
2325 #include <utmp.h>],
2326 [struct utmp ut;  ut.ut_type = 0;],
2327 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2328 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2329     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2330 fi
2331
2332 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2333 AC_TRY_COMPILE([#include <sys/types.h>
2334 #include <utmp.h>],
2335 [struct utmp ut;  ut.ut_pid = 0;],
2336 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2337 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2338     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2339 fi
2340
2341 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2342 AC_TRY_COMPILE([#include <sys/types.h>
2343 #include <utmp.h>],
2344 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2345 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2346 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2347     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2348 fi
2349
2350 dnl Look for the IPv6 varient by preference. Many systems have both.
2351 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2352 AC_TRY_COMPILE([#include <sys/types.h>
2353 #include <utmp.h>],
2354 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2355 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2356 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2357     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2358 fi
2359
2360 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2361 AC_TRY_COMPILE([#include <sys/types.h>
2362 #include <utmp.h>],
2363 [struct utmp ut;  ut.ut_addr = 0;],
2364 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2365 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2366     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2367 fi
2368
2369 if test x$ac_cv_func_pututline = xyes ; then
2370   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2371   AC_TRY_COMPILE([#include <sys/types.h>
2372 #include <utmp.h>],
2373   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2374   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2375   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2376       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2377   fi
2378 fi
2379
2380 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2381 AC_TRY_COMPILE([#include <sys/types.h>
2382 #include <utmpx.h>],
2383 [struct utmpx ux;  ux.ut_syslen = 0;],
2384 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2385 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2386     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2387 fi
2388
2389 fi
2390 # end utmp details
2391
2392
2393 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2394 AC_ARG_WITH(libiconv,
2395 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2396 [
2397   if test "$withval" = "no" ; then
2398     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2399   else
2400      if test "$withval" != "yes" ; then
2401         ICONV_PATH_SPEC=yes
2402         ICONV_LOOK_DIRS="$withval"
2403      fi
2404   fi
2405 ])
2406
2407 for i in $ICONV_LOOK_DIRS ; do
2408
2409     save_LIBS="$LIBS"
2410     save_LDFLAGS="$LDFLAGS"
2411     save_CPPFLAGS="$CPPFLAGS"
2412
2413     iconv_current_LIBS=""
2414     iconv_current_LDFLAGS=""
2415     iconv_current_CPPFLAGS=""
2416
2417     ICONV_FOUND="no"
2418     unset libext
2419
2420     #  This is here to handle -withval stuff for --with-libiconv
2421     #  Perhaps we should always add a -L
2422     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2423
2424     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2425     # installation paths. This gets a little tricky since we might have iconv
2426     # in both libiconv and in libc. In this case the jm_ICONV test will always
2427     # succeed when the header is found. To counter this, make sure the
2428     # library directory is there and check the ABI directory first (which
2429     # should be harmless on other systems, but causes tons of linker warnings on
2430     # 64bit Ubuntu systems).
2431     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2432     # installed, I've decided to fix the linker warnings.
2433     # -- Kai
2434     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2435     for l in "lib" "lib32" "lib/hpux32"; do
2436         if test -d "$i/$l" ; then
2437                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2438                 LIBS=
2439                 export LDFLAGS LIBS CPPFLAGS
2440                 # Try to find iconv(3)
2441                 jm_ICONV($i/$l)
2442                 if test x"$ICONV_FOUND" = "xyes" ; then
2443                     libext="$l"
2444                     break
2445                 fi
2446         fi
2447     done
2448
2449     if test x"$ICONV_FOUND" = "xyes" ; then
2450         iconv_current_LDFLAGS="-L$i/$libext"
2451         iconv_current_CPPFLAGS="-I$i/include"
2452
2453         if test x"$jm_cv_lib_iconv" != x; then
2454             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2455         else
2456             # We found iconv in libc.
2457             iconv_current_LIBS=""
2458         fi
2459
2460     fi
2461
2462     if test x"$ICONV_FOUND" = "xyes" ; then
2463
2464         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2465         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2466         LIBS="$save_LIBS $iconv_current_LIBS"
2467         export LDFLAGS LIBS CPPFLAGS
2468
2469         default_dos_charset=no
2470         default_display_charset=no
2471         default_unix_charset=no
2472
2473         # check for default dos charset name
2474         for j in CP850 IBM850 ; do
2475             rjs_CHARSET($j)
2476             default_dos_charset="$ICONV_CHARSET"
2477             if test x"$default_dos_charset" = x"$j"; then
2478                 break
2479             fi
2480         done
2481
2482         # check for default display charset name
2483         for j in ASCII 646 ; do
2484             rjs_CHARSET($j)
2485             default_display_charset="$ICONV_CHARSET"
2486             if test x"$default_display_charset" = x"$j"; then
2487                 break
2488             fi
2489         done
2490
2491         # check for default unix charset name
2492         for j in UTF-8 UTF8 ; do
2493             rjs_CHARSET($j)
2494             default_unix_charset="$ICONV_CHARSET"
2495             if test x"$default_unix_charset" = x"$j"; then
2496                 break
2497             fi
2498         done
2499
2500         if test "$default_dos_charset" != "no" -a \
2501                 "$default_dos_charset" != "cross" -a \
2502                 "$default_display_charset" != "no" -a \
2503                 "$default_display_charset" != "cross" -a \
2504                 "$default_unix_charset" != "no" -a \
2505                 "$default_unix_charset" != "cross"
2506         then
2507                 samba_cv_HAVE_NATIVE_ICONV=yes
2508         else
2509             if test "$default_dos_charset" = "cross" -o \
2510                      "$default_display_charset" = "cross" -o \
2511                      "$default_unix_charset" = "cross"
2512             then
2513                     samba_cv_HAVE_NATIVE_ICONV=cross
2514             else
2515                     samba_cv_HAVE_NATIVE_ICONV=no
2516             fi
2517         fi
2518
2519         # At this point, we have a libiconv candidate. We know that
2520         # we have the right headers and libraries, but we don't know
2521         # whether it does the conversions we want. We can't test this
2522         # because we are cross-compiling. This is not necessarily a big
2523         # deal, since we can't guarantee that the results we get now will
2524         # match the results we get at runtime anyway.
2525         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2526             default_dos_charset="CP850"
2527             default_display_charset="ASCII"
2528             default_unix_charset="UTF-8"
2529             samba_cv_HAVE_NATIVE_ICONV=yes
2530             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2531             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2532         fi
2533
2534         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2535
2536             CPPFLAGS=$save_CPPFLAGS
2537             LDFLAGS=$save_LDFLAGS
2538             LIBS=$save_LIBS
2539
2540             if test x"$iconv_current_LIBS" != x; then
2541                 LIBS="$LIBS $iconv_current_LIBS"
2542             fi
2543
2544             # Add the flags we need to CPPFLAGS and LDFLAGS
2545             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2546             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2547
2548             # Turn the #defines into string literals
2549             default_dos_charset="\"$default_dos_charset\""
2550             default_display_charset="\"$default_display_charset\""
2551             default_unix_charset="\"$default_unix_charset\""
2552
2553             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2554             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2555             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2556             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2557
2558            break
2559         fi
2560
2561     # We didn't find a working iconv, so keep going
2562     fi
2563
2564     #  We only need to clean these up here for the next pass through the loop
2565     CPPFLAGS=$save_CPPFLAGS
2566     LDFLAGS=$save_LDFLAGS
2567     LIBS=$save_LIBS
2568     export LDFLAGS LIBS CPPFLAGS
2569 done
2570 unset libext
2571
2572
2573 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2574     AC_MSG_WARN([Sufficient support for iconv function was not found.
2575     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2576    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2577    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2578    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2579 fi
2580
2581
2582 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2583 AC_TRY_RUN([
2584 #include <sys/types.h>
2585 #include <fcntl.h>
2586 #ifndef F_GETLEASE
2587 #define F_GETLEASE      1025
2588 #endif
2589 main() {
2590        int fd = open("/dev/null", O_RDONLY);
2591        return fcntl(fd, F_GETLEASE, 0) == -1;
2592 }
2593 ],
2594 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2595 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2596     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2597 fi
2598
2599 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2600 AC_TRY_RUN([
2601 #include <sys/types.h>
2602 #include <fcntl.h>
2603 #include <signal.h>
2604 #ifndef F_NOTIFY
2605 #define F_NOTIFY 1026
2606 #endif
2607 main() {
2608         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2609 }
2610 ],
2611 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2612 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2613     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2614 fi
2615
2616 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2617 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2618 AC_CHECK_FUNCS(inotify_init)
2619 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2620 ],
2621 samba_cv_HAVE_INOTIFY=yes,
2622 samba_cv_HAVE_INOTIFY=no,
2623 samba_cv_HAVE_INOTIFY=cross)
2624
2625 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2626     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2627 fi
2628
2629 #################################################
2630 # Check if FAM notifications are available. For FAM info, see
2631 #       http://oss.sgi.com/projects/fam/
2632 #       http://savannah.nongnu.org/projects/fam/
2633 AC_ARG_ENABLE(fam,
2634 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2635
2636 if test x$enable_fam != xno; then
2637     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2638     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2639         # On IRIX, libfam requires libC, but other FAM implementations
2640         # might not need it.
2641         AC_CHECK_LIB(fam, FAMOpen2,
2642             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2643             [samba_cv_HAVE_LIBFAM=no])
2644
2645         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2646             samba_fam_xtra=-lC
2647             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2648                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2649                 [samba_cv_HAVE_LIBFAM=no])
2650             unset samba_fam_xtra
2651         fi
2652     fi
2653
2654     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2655         default_shared_modules="$default_shared_modules vfs_notify_fam"
2656         AC_TRY_COMPILE([#include <fam.h>],
2657                     [enum FAMCodes code = FAMChanged;],
2658                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2659                         [Whether fam.h contains a typedef for enum FAMCodes]),
2660                     [])
2661     fi
2662
2663     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2664         AC_MSG_ERROR(FAM support requested but FAM library not available )
2665     fi
2666 fi
2667
2668 AC_SUBST(SMB_FAM_LIBS)
2669
2670 #################################################
2671 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2672
2673 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2674
2675 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2676 # Theoretically it should work with AIX JFS2 too but this needs testing
2677 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2678     default_shared_modules="$default_shared_modules vfs_tsmsm"
2679 fi
2680
2681 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2682 AC_TRY_RUN([
2683 #include <sys/types.h>
2684 #include <fcntl.h>
2685 #include <signal.h>
2686 #include <sys/file.h>
2687 #ifndef LOCK_MAND
2688 #define LOCK_MAND       32
2689 #define LOCK_READ       64
2690 #endif
2691 main() {
2692         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2693 }
2694 ],
2695 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2696 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2697     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2698 fi
2699
2700
2701 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2702 AC_TRY_COMPILE([#include <sys/types.h>
2703 #include <fcntl.h>],
2704 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2705 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2706 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2707     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2708 fi
2709
2710 #################################################
2711 # Check for POSIX capability support
2712
2713 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2714     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2715     [], [])
2716
2717 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2718
2719     ac_save_LIBS=$LIBS
2720     AC_LIBTESTFUNC(cap, cap_get_proc)
2721
2722     AC_CACHE_CHECK([for POSIX capabilities],
2723             samba_cv_HAVE_POSIX_CAPABILITIES,
2724             [
2725                 AC_TRY_RUN([
2726 #include <sys/types.h>
2727 #include <sys/capability.h>
2728 main() {
2729  cap_t cap;
2730  cap_value_t vals[1];
2731  if (!(cap = cap_get_proc()))
2732    exit(1);
2733  vals[0] = CAP_CHOWN;
2734  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2735  cap_set_proc(cap);
2736  exit(0);
2737 }],
2738                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2739                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2740                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2741             ])
2742
2743 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2744     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2745             [Whether POSIX capabilities are available])
2746 else
2747     LIBS=$ac_save_LIBS
2748 fi
2749
2750 fi
2751
2752 #
2753 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2754 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2755 #
2756
2757 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2758 AC_TRY_COMPILE([#include <sys/types.h>
2759 #if defined(HAVE_RPC_RPC_H)
2760 #include <rpc/rpc.h>
2761 #endif],
2762 [int16 testvar;],
2763 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2764 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2765     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2766 fi
2767
2768 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2769 AC_TRY_COMPILE([#include <sys/types.h>
2770 #if defined(HAVE_RPC_RPC_H)
2771 #include <rpc/rpc.h>
2772 #endif],
2773 [uint16 testvar;],
2774 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2775 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2776     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2777 fi
2778
2779 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2780 AC_TRY_COMPILE([#include <sys/types.h>
2781 #if defined(HAVE_RPC_RPC_H)
2782 #include <rpc/rpc.h>
2783 #endif],
2784 [int32 testvar;],
2785 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2786 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2787     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2788 fi
2789
2790 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2791 AC_TRY_COMPILE([#include <sys/types.h>
2792 #if defined(HAVE_RPC_RPC_H)
2793 #include <rpc/rpc.h>
2794 #endif],
2795 [uint32 testvar;],
2796 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2797 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2798     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2799 fi
2800
2801 dnl
2802 dnl Some systems (SCO) have a problem including
2803 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2804 dnl as a #define in <prot.h> and as part of an enum
2805 dnl in <rpc/rpc.h>.
2806 dnl
2807
2808 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2809 AC_TRY_COMPILE([#include <sys/types.h>
2810 #ifdef HAVE_SYS_SECURITY_H
2811 #include <sys/security.h>
2812 #include <prot.h>
2813 #endif  /* HAVE_SYS_SECURITY_H */
2814 #if defined(HAVE_RPC_RPC_H)
2815 #include <rpc/rpc.h>
2816 #endif],
2817 [int testvar;],
2818 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2819 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2820     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2821 fi
2822
2823 AC_MSG_CHECKING([for test routines])
2824 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2825            AC_MSG_RESULT(yes),
2826            AC_MSG_ERROR([cant find test code. Aborting config]),
2827            AC_MSG_WARN([cannot run when cross-compiling]))
2828
2829 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2830 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2831            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2832 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2833     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2834 fi
2835
2836 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2837 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2838            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2839 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2840     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2841 fi
2842
2843 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2844 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2845 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2846 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2847 AC_CHECK_FUNCS(getpagesize)
2848
2849 ################################################
2850 # look for a method of setting the effective uid
2851 seteuid=no;
2852
2853 if test $seteuid = no; then
2854 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2855 AC_TRY_RUN([
2856 #define AUTOCONF_TEST 1
2857 #define USE_SETREUID 1
2858 #include "confdefs.h"
2859 #include "${srcdir-.}/lib/util_sec.c"],
2860            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2861 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2862     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2863 fi
2864 fi
2865
2866 # we check for setresuid second as it conflicts with AIO on Linux. 
2867 # see http://samba.org/~tridge/junkcode/aio_uid.c
2868 if test $seteuid = no; then
2869 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2870 AC_TRY_RUN([
2871 #define AUTOCONF_TEST 1
2872 #define USE_SETRESUID 1
2873 #include "confdefs.h"
2874 #include "${srcdir-.}/lib/util_sec.c"],
2875            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2876 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2877     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2878 fi
2879 fi
2880
2881 if test $seteuid = no; then
2882 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2883 AC_TRY_RUN([
2884 #define AUTOCONF_TEST 1
2885 #define USE_SETEUID 1
2886 #include "confdefs.h"
2887 #include "${srcdir-.}/lib/util_sec.c"],
2888            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2889 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2890     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2891 fi
2892 fi
2893
2894 if test $seteuid = no; then
2895 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2896 AC_TRY_RUN([
2897 #define AUTOCONF_TEST 1
2898 #define USE_SETUIDX 1
2899 #include "confdefs.h"
2900 #include "${srcdir-.}/lib/util_sec.c"],
2901            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2902 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2903     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2904 fi
2905 fi
2906
2907 AC_CACHE_CHECK([for the Darwin initgroups system call],
2908         samba_cv_DARWIN_INITGROUPS,
2909         AC_TRY_LINK([
2910 #include <sys/syscall.h>
2911 #include <unistd.h>
2912         ],
2913         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2914         samba_cv_DARWIN_INITGROUPS=yes,
2915         samba_cv_DARWIN_INITGROUPS=no)
2916 )
2917
2918 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2919     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2920         [Whether to use the Darwin-specific initgroups system call])
2921 fi
2922
2923 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2924 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2925            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2926 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2927     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2928 fi
2929
2930 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2931 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2932            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2933 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2934     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2935
2936 else
2937
2938 dnl
2939 dnl Don't check for 64 bit fcntl locking if we know that the
2940 dnl glibc2.1 broken check has succeeded.
2941 dnl
2942
2943   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2944   AC_TRY_RUN([
2945 #if defined(HAVE_UNISTD_H)
2946 #include <unistd.h>
2947 #endif
2948 #include <stdio.h>
2949 #include <stdlib.h>
2950
2951 #ifdef HAVE_FCNTL_H
2952 #include <fcntl.h>
2953 #endif
2954
2955 #ifdef HAVE_SYS_FCNTL_H
2956 #include <sys/fcntl.h>
2957 #endif
2958 main() { struct flock64 fl64;
2959 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2960 exit(0);
2961 #else
2962 exit(1);
2963 #endif
2964 }],
2965        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2966
2967   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2968       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2969   fi
2970 fi
2971
2972 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2973 AC_TRY_COMPILE([#include <sys/types.h>
2974 #include <sys/stat.h>
2975 #include <unistd.h>],
2976 [struct stat st;  st.st_blocks = 0;],
2977 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2978 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2979     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2980 fi
2981
2982 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2983
2984 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2985 AC_TRY_COMPILE([#include <sys/types.h>
2986 #include <sys/stat.h>
2987 #include <unistd.h>],
2988 [struct stat st;  st.st_blksize = 0;],
2989 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2990 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2991     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2992 fi
2993
2994 AC_CACHE_CHECK([for st_flags in struct stat],
2995         samba_cv_HAVE_STAT_ST_FLAGS,
2996         [
2997             AC_TRY_COMPILE([#include <sys/types.h>
2998 #include <sys/stat.h>
2999 #include <unistd.h>],
3000             [struct stat st;  st.st_flags = 0;],
3001             samba_cv_HAVE_STAT_ST_FLAGS=yes,
3002             samba_cv_HAVE_STAT_ST_FLAGS=no,
3003             samba_cv_HAVE_STAT_ST_FLAGS=cross)
3004         ])
3005
3006 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
3007     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
3008                 [Whether the stat struct has a st_flags member])
3009 fi
3010
3011 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
3012 AC_TRY_COMPILE([
3013 #include <sys/types.h>
3014 #include <sys/acl.h>
3015 #if defined(HAVE_RPCSVC_NIS_H)
3016 #include <rpcsvc/nis.h>
3017 #endif],
3018 [int i;],
3019 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
3020 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
3021         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
3022 fi
3023
3024 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3025 AC_TRY_RUN([
3026 #include <stdio.h>
3027 #include <limits.h>
3028 #include <signal.h>
3029
3030 void exit_on_core(int ignored) {
3031         exit(1);
3032 }
3033
3034 main() {
3035         char *newpath;
3036         signal(SIGSEGV, exit_on_core);
3037         newpath = realpath("/tmp", NULL);
3038         exit((newpath != NULL) ? 0 : 1);
3039 }
3040 ],
3041 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3042 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3043     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3044 fi
3045
3046 #################################################
3047 # check for AFS clear-text auth support
3048 samba_cv_WITH_AFS=no
3049 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3050 AC_ARG_WITH(afs,
3051 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3052 [ case "$withval" in
3053   yes|auto)
3054     AC_MSG_RESULT($withval)
3055     samba_cv_WITH_AFS=$withval
3056     ;;
3057   *)
3058     AC_MSG_RESULT(no)
3059     ;;
3060   esac ],
3061   AC_MSG_RESULT(no)
3062 )
3063
3064 ####################################################
3065 # check for Linux-specific AFS fake-kaserver support
3066 samba_cv_WITH_FAKE_KASERVER=no
3067 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3068 AC_ARG_WITH(fake-kaserver,
3069 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3070 [ case "$withval" in
3071   yes|auto)
3072     AC_MSG_RESULT($withval)
3073     samba_cv_WITH_FAKE_KASERVER=$withval
3074     ;;
3075   *)
3076     AC_MSG_RESULT(no)
3077     ;;
3078   esac ],
3079   AC_MSG_RESULT(no)
3080 )
3081
3082 #################################################
3083 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3084 if test x"$samba_cv_WITH_AFS" != x"no" ||
3085    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3086
3087     # see if this box has the OpenSSL DES libraries
3088     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3089
3090     # see if this box has the afs-headers in /usr/include/afs
3091     AC_MSG_CHECKING(for /usr/include/afs)
3092     if test -d /usr/include/afs; then
3093           AC_MSG_RESULT(yes)
3094     else
3095       AC_MSG_RESULT(no)
3096     fi
3097
3098     # check for afs.h
3099     have_afs_headers=no
3100     AC_CHECK_HEADERS(afs.h afs/afs.h)
3101     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3102         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3103            test x"$samba_cv_WITH_AFS" = x"auto"; then
3104                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3105         else
3106                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3107         fi
3108     else
3109         have_afs_headers=yes
3110     fi
3111 fi
3112
3113 FAKE_KASERVER_OBJ=""
3114 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3115     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3116     FAKE_KASERVER_OBJ="utils/net_afs.o"
3117 fi
3118 AC_SUBST(FAKE_KASERVER_OBJ)
3119
3120 #################################################
3121 # check whether to compile AFS/NT ACL mapping module
3122 samba_cv_WITH_VFS_AFSACL=no
3123 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3124 AC_ARG_WITH(vfs-afsacl,
3125 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3126 [ case "$withval" in
3127   yes|auto)
3128     AC_MSG_RESULT($withval)
3129     samba_cv_WITH_VFS_AFSACL=yes
3130     ;;
3131   *)
3132     AC_MSG_RESULT(no)
3133     ;;
3134   esac ],
3135   AC_MSG_RESULT(no)
3136 )
3137
3138 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3139    default_shared_modules="$default_shared_modules vfs_afsacl"
3140 fi
3141         
3142 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3143     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3144 fi
3145
3146 #################################################
3147 # check for the DFS clear-text auth system
3148 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3149 AC_ARG_WITH(dfs,
3150 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3151 [ case "$withval" in
3152   yes)
3153     AC_MSG_RESULT(yes)
3154     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3155     ;;
3156   *)
3157     AC_MSG_RESULT(no)
3158     ;;
3159   esac ],
3160   AC_MSG_RESULT(no)
3161 )
3162
3163 ########################################################
3164 # Compile with LDAP support?
3165
3166 with_ldap_support=auto
3167 AC_MSG_CHECKING([for LDAP support])
3168
3169 AC_ARG_WITH(ldap,
3170 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
3171 [ case "$withval" in
3172     yes|no)
3173         with_ldap_support=$withval
3174         ;;
3175   esac ])
3176
3177 AC_MSG_RESULT($with_ldap_support)
3178
3179 SMBLDAP=""
3180 AC_SUBST(SMBLDAP)
3181 SMBLDAPUTIL=""
3182 AC_SUBST(SMBLDAPUTIL)
3183 LDBLDAP=""
3184 AC_SUBST(LDBLDAP)
3185
3186 if test x"$with_ldap_support" != x"no"; then
3187
3188   ##################################################################
3189   # first test for ldap.h and lber.h
3190   # (ldap.h is required for this test)
3191   AC_CHECK_HEADERS(ldap.h lber.h)
3192
3193   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3194         if test x"$with_ldap_support" = x"yes"; then
3195          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3196         else
3197          AC_MSG_WARN(ldap.h is needed for LDAP support)
3198         fi
3199         
3200         with_ldap_support=no
3201   fi
3202
3203   ##################################################################
3204   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3205   # unsigned int in include/includes.h
3206   case $host_os in
3207         *hpux*)
3208          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3209          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3210         with_ldap_support=yes
3211         ;;
3212         *)
3213         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3214         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3215                 if test x"$with_ldap_support" = x"yes"; then
3216                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3217                 else
3218                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3219                 fi
3220                 with_ldap_support=no
3221         fi
3222         ;;
3223   esac
3224 fi
3225
3226 if test x"$with_ldap_support" != x"no"; then
3227   ac_save_LIBS=$LIBS
3228
3229   ##################################################################
3230   # we might need the lber lib on some systems. To avoid link errors
3231   # this test must be before the libldap test
3232   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3233
3234   ########################################################
3235   # If ber_sockbuf_add_io() is available we can add
3236   # SASL wrapping hooks
3237   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3238
3239   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3240                  AC_TRY_COMPILE([#include <ldap.h>],
3241                                 [int val = LDAP_OPT_SOCKBUF;],
3242                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3243                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3244
3245   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3246           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3247         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3248   fi
3249
3250   #######################################################
3251   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3252   # ldap logging and print it out in the samba logs
3253   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3254                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3255                  [AC_TRY_COMPILE([#include <lber.h>],
3256                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3257                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3258                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3259
3260   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3261         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3262                   [Support for LDAP/LBER logging interception])
3263   fi
3264
3265   ########################################################
3266   # now see if we can find the ldap libs in standard paths
3267   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3268
3269   ########################################################
3270   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3271   # Check found in pam_ldap 145.
3272   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3273
3274   LIBS="$LIBS $LDAP_LIBS"
3275   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3276     AC_TRY_COMPILE([
3277         #include <lber.h>
3278         #include <ldap.h>],
3279         [ldap_set_rebind_proc(0, 0, 0);],
3280         [smb_ldap_cv_ldap_set_rebind_proc=3],
3281         [smb_ldap_cv_ldap_set_rebind_proc=2]
3282     )
3283   ])
3284
3285   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3286
3287   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3288
3289   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3290     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3291     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3292     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3293     default_shared_modules="$default_shared_modules";
3294     SMBLDAP="lib/smbldap.o"
3295     SMBLDAPUTIL="lib/smbldap_util.o"
3296     with_ldap_support=yes
3297     AC_MSG_CHECKING(whether LDAP support is used)
3298     AC_MSG_RESULT(yes)
3299   else
3300     if test x"$with_ldap_support" = x"yes"; then
3301         AC_MSG_ERROR(libldap is needed for LDAP support)
3302     else
3303         AC_MSG_WARN(libldap is needed for LDAP support)
3304     fi
3305
3306     LDAP_LIBS=""
3307     with_ldap_support=no
3308   fi
3309   LIBS=$ac_save_LIBS
3310 fi
3311
3312
3313 #################################################
3314 # active directory support
3315
3316 with_ads_support=auto
3317 AC_MSG_CHECKING([for Active Directory and krb5 support])
3318
3319 AC_ARG_WITH(ads,
3320 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3321 [ case "$withval" in
3322     yes|no)
3323         with_ads_support="$withval"
3324         ;;
3325   esac ])
3326
3327 AC_MSG_RESULT($with_ads_support)
3328
3329 FOUND_KRB5=no
3330 KRB5_LIBS=""
3331
3332 if test x"$with_ldap_support" != x"yes"; then
3333
3334     if test x"$with_ads_support" = x"yes"; then
3335         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3336     elif test x"$with_ads_support" = x"auto"; then
3337         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3338         with_ads_support=no
3339     fi
3340
3341 else
3342
3343     # Check to see whether there is enough LDAP functionality to be able
3344     # to build AD support.
3345
3346 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3347 case "$host_os" in
3348         *hpux*)
3349     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3350
3351     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3352         if test x"$with_ads_support" = x"yes"; then
3353             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3354         elif test x"$with_ads_support" = x"auto"; then
3355             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3356             with_ads_support=no
3357         fi
3358     fi
3359     ;;
3360         *)
3361     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3362
3363     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3364         if test x"$with_ads_support" = x"yes"; then
3365             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3366         elif test x"$with_ads_support" = x"auto"; then
3367             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3368             with_ads_support=no
3369         fi
3370     fi
3371     ;;
3372 esac
3373
3374
3375     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3376
3377     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3378         if test x"$with_ads_support" = x"yes"; then
3379             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3380         elif test x"$with_ads_support" = x"auto"; then
3381             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3382             with_ads_support=no
3383         fi
3384     fi
3385
3386 fi
3387
3388 if test x"$with_ads_support" != x"no"; then
3389
3390   # Do no harm to the values of CFLAGS and LIBS while testing for
3391   # Kerberos support.
3392
3393   if test x$FOUND_KRB5 = x"no"; then
3394     #################################################
3395     # check for location of Kerberos 5 install
3396     AC_MSG_CHECKING(for kerberos 5 install path)
3397     AC_ARG_WITH(krb5,
3398     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3399     [ case "$withval" in
3400       no)
3401         AC_MSG_RESULT(no krb5-path given)
3402         ;;
3403       yes)
3404         AC_MSG_RESULT(/usr)
3405         FOUND_KRB5=yes
3406         ;;
3407       *)
3408         AC_MSG_RESULT($withval)
3409         KRB5_CFLAGS="-I$withval/include"
3410         KRB5_CPPFLAGS="-I$withval/include"
3411         KRB5_LDFLAGS="-L$withval/lib"
3412         FOUND_KRB5=yes
3413         if test -x "$withval/bin/krb5-config"; then
3414                 KRB5CONFIG=$withval/bin/krb5-config
3415         fi
3416         ;;
3417       esac ],
3418       AC_MSG_RESULT(no krb5-path given)
3419     )
3420   fi
3421
3422   #################################################
3423   # check for krb5-config from recent MIT and Heimdal kerberos 5
3424   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3425   AC_MSG_CHECKING(for working krb5-config)
3426   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3427     ac_save_CFLAGS=$CFLAGS
3428     CFLAGS="";export CFLAGS
3429     ac_save_LDFLAGS=$LDFLAGS
3430     LDFLAGS="";export LDFLAGS
3431     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3432     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3433     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3434     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3435     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3436     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3437     FOUND_KRB5=yes
3438     AC_MSG_RESULT(yes)
3439   else
3440     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3441   fi
3442
3443   if test x$FOUND_KRB5 = x"no"; then
3444     #################################################
3445     # see if this box has the SuSE location for the heimdal krb implementation
3446     AC_MSG_CHECKING(for /usr/include/heimdal)
3447     if test -d /usr/include/heimdal; then
3448       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3449           KRB5_CFLAGS="-I/usr/include/heimdal"
3450           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3451           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3452           FOUND_KRB5=yes
3453           AC_MSG_RESULT(yes)
3454       else
3455           KRB5_CFLAGS="-I/usr/include/heimdal"
3456           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3457           FOUND_KRB5=yes
3458           AC_MSG_RESULT(yes)
3459       fi
3460     else
3461       AC_MSG_RESULT(no)
3462     fi
3463   fi
3464
3465   if test x$FOUND_KRB5 = x"no"; then
3466     #################################################
3467     # see if this box has the RedHat location for kerberos
3468     AC_MSG_CHECKING(for /usr/kerberos)
3469     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3470       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3471       KRB5_CFLAGS="-I/usr/kerberos/include"
3472       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3473       FOUND_KRB5=yes
3474       AC_MSG_RESULT(yes)
3475     else
3476       AC_MSG_RESULT(no)
3477     fi
3478   fi
3479
3480   if test x$FOUND_KRB5 = x"no"; then
3481     #################################################
3482     # see if this box has the OpenBSD location for heimdal krb5
3483     AC_MSG_CHECKING(for /usr/include/kerberosV)
3484     if test -d /usr/include/kerberosV; then
3485       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3486       KRB5_LIBS="-lcrypto"
3487       FOUND_KRB5=yes
3488       AC_MSG_RESULT(yes)
3489     else
3490       AC_MSG_RESULT(no)
3491     fi
3492   fi
3493
3494   ac_save_CFLAGS=$CFLAGS
3495   ac_save_CPPFLAGS=$CPPFLAGS
3496   ac_save_LDFLAGS=$LDFLAGS
3497
3498   # remove needless evil rpath stuff as early as possible:
3499   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3500   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3501   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3502   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3503   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3504
3505   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3506
3507   # now check for krb5.h. Some systems have the libraries without the headers!
3508   # note that this check is done here to allow for different kerberos
3509   # include paths
3510   AC_CHECK_HEADERS(krb5.h)
3511
3512   if test x"$ac_cv_header_krb5_h" = x"no"; then
3513
3514     # Give a warning if AD support was not explicitly requested,
3515     # i.e with_ads_support = auto, otherwise die with an error.
3516
3517     if test x"$with_ads_support" = x"yes"; then
3518       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3519     else
3520       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3521     fi
3522
3523     # Turn off AD support and restore CFLAGS and LIBS variables
3524
3525     with_ads_support="no"
3526
3527     CFLAGS=$ac_save_CFLAGS
3528     CPPFLAGS=$ac_save_CPPFLAGS
3529     LDFLAGS=$ac_save_LDFLAGS
3530   fi
3531   AC_CHECK_HEADERS([krb5/locate_plugin.h], [], [],
3532 [[#ifdef HAVE_KRB5_H
3533  #include <krb5.h>
3534  #endif
3535 ]])
3536
3537   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3538         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3539         if test x"$BLDSHARED" = x"true" ; then
3540                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3541         fi
3542   fi
3543
3544   # check for new heimdal KRB5_DEPRECATED handling
3545
3546   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3547                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3548     AC_TRY_COMPILE(
3549       [#define KRB5_DEPRECATED 1
3550       #include <krb5.h>],
3551       [],
3552       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3553       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3554
3555   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3556     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3557                [Whether to use deprecated krb5 interfaces])
3558   fi
3559 fi
3560
3561 # Now we have determined whether we really want ADS support
3562 use_ads=no
3563 if test x"$with_ads_support" != x"no"; then
3564   use_ads=yes
3565   have_gssapi=no
3566   ac_save_LIBS=$LIBS
3567
3568   # now check for gssapi headers.  This is also done here to allow for
3569   # different kerberos include paths
3570   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3571
3572   ##################################################################
3573   # we might need the k5crypto and com_err libraries on some systems
3574   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3575   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3576
3577   # Heimdal checks.
3578   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3579   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3580   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3581
3582   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3583   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3584
3585   ########################################################
3586   # now see if we can find the krb5 libs in standard paths
3587   # or as specified above
3588   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3589   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3590
3591   ########################################################
3592   # now see if we can find the gssapi libs in standard paths
3593   if test x"$have_gssapi" != x"yes"; then
3594      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3595   fi
3596
3597   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3598   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3599   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3600   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3601   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3602   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3603   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3604   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3605   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3606   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3607   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3608   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3609   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3610   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3611   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3612   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3613   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3614   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3615   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3616   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3617   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3618   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3619   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3620   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3621   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3622   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3623   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3624   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3625   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3626   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3627   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3628   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3629   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3630   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3631   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3632   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3633   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3634   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3635   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3636   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3637   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3638   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3639   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3640   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3641   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3642   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3643   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3644   # MIT krb5 1.8 does not expose this call (yet)
3645   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3646
3647   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3648   # but does have the symbol
3649   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3650
3651   LIBS="$KRB5_LIBS $LIBS"
3652
3653   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3654         smb_krb5_cv_ticket_has_keyinfo,
3655         [
3656             AC_TRY_COMPILE(
3657             [
3658                 #include <krb5.h>
3659             ],
3660             [
3661                 krb5_ticket ticket;
3662                 krb5_kvno kvno;
3663                 krb5_enctype enctype;
3664
3665                 enctype = ticket.enc_part.enctype;
3666                 kvno = ticket.enc_part.kvno;
3667             ],
3668             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3669             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3670         ])
3671
3672   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3673         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3674             [Whether the krb5_ticket structure contains the kvno and enctype])
3675   fi
3676
3677   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3678           smb_krb5_cv_creds_opt_free_context,
3679           [
3680                 AC_TRY_COMPILE([
3681                     #include <krb5.h>],
3682                     [
3683                         krb5_context ctx;
3684                         krb5_get_init_creds_opt *opt = NULL;
3685                         krb5_get_init_creds_opt_free(ctx, opt);
3686                     ],
3687                     [smb_krb5_cv_creds_opt_free_context=yes],
3688                     [smb_krb5_cv_creds_opt_free_context=no]
3689                 )
3690           ])
3691
3692   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3693         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3694             [Whether krb5_get_init_creds_opt_free takes a context argument])
3695   fi
3696
3697   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3698     AC_TRY_COMPILE([
3699         #include <krb5.h>],
3700         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3701         [smb_krb5_cv_verify_checksum=7],
3702         [smb_krb5_cv_verify_checksum=6],
3703     )
3704   ])
3705   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3706
3707   AC_CACHE_CHECK([for checksum in krb5_checksum],
3708                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3709     AC_TRY_COMPILE([#include <krb5.h>],
3710       [krb5_checksum cksum; cksum.checksum.length = 0;],
3711       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3712       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3713
3714   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3715     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3716                [Whether the krb5_checksum struct has a checksum property])
3717   fi
3718
3719   AC_CACHE_CHECK([for etype in EncryptedData],
3720                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3721     AC_TRY_COMPILE([#include <krb5.h>],
3722       [EncryptedData edata; edata.etype = 0;],
3723       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3724       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3725
3726   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3727     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3728                [Whether the EncryptedData struct has a etype property])
3729   fi
3730
3731   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3732                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3733     AC_TRY_COMPILE([#include <krb5.h>],
3734       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3735       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3736       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3737
3738   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3739     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3740                [Whether the krb5_ap_req struct has a ticket pointer])
3741   fi
3742
3743   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3744                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3745     AC_TRY_COMPILE([#include <krb5.h>],
3746       [krb5_error err; err.e_data = NULL;],
3747       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3748       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3749
3750   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3751     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3752                [Whether the krb5_error struct has a e_data pointer])
3753   fi
3754
3755   AC_CACHE_CHECK([for krb5_crypto type],
3756                 samba_cv_HAVE_KRB5_CRYPTO,[
3757     AC_TRY_COMPILE([#include <krb5.h>],
3758       [krb5_crypto crypto;],
3759       samba_cv_HAVE_KRB5_CRYPTO=yes,
3760       samba_cv_HAVE_KRB5_CRYPTO=no)])
3761
3762   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3763     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3764                [Whether the type krb5_crypto exists])
3765   fi
3766
3767   AC_CACHE_CHECK([for krb5_encrypt_block type],
3768                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3769     AC_TRY_COMPILE([#include <krb5.h>],
3770       [krb5_encrypt_block block;],
3771       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3772       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3773
3774   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3775     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3776                [Whether the type krb5_encrypt_block exists])
3777   fi
3778
3779   AC_CACHE_CHECK([for addrtype in krb5_address],
3780                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3781     AC_TRY_COMPILE([#include <krb5.h>],
3782       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3783       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3784       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3785
3786   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3787     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3788                [Whether the krb5_address struct has a addrtype property])
3789   fi
3790
3791   AC_CACHE_CHECK([for addr_type in krb5_address],
3792                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3793     AC_TRY_COMPILE([#include <krb5.h>],
3794       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3795       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3796       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3797
3798   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3799     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3800               [Whether the krb5_address struct has a addr_type property])
3801   fi
3802
3803   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3804                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3805                  [AC_TRY_COMPILE([#include <krb5.h>],
3806     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3807     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3808
3809   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3810     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3811               [Whether the krb5_ticket struct has a enc_part2 property])
3812   fi
3813
3814   AC_CACHE_CHECK([for keyblock in krb5_creds],
3815                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3816     AC_TRY_COMPILE([#include <krb5.h>],
3817       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3818       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3819       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3820
3821   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3822     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3823               [Whether the krb5_creds struct has a keyblock property])
3824   fi
3825
3826   AC_CACHE_CHECK([for session in krb5_creds],
3827                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3828     AC_TRY_COMPILE([#include <krb5.h>],
3829       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3830       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3831       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3832
3833   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3834     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3835               [Whether the krb5_creds struct has a session property])
3836   fi
3837
3838   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3839                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3840     AC_TRY_COMPILE([#include <krb5.h>],
3841       [krb5_keyblock key; key.keyvalue.data = NULL;],
3842       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3843       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3844
3845   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3846     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3847               [Whether the krb5_keyblock struct has a keyvalue property])
3848   fi
3849
3850   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3851                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3852     AC_TRY_COMPILE([#include <krb5.h>],
3853       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3854       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3855       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3856   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3857                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3858     AC_TRY_COMPILE([#include <krb5.h>],
3859       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3860       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3861       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3862 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3863 # w.r.t. arcfour and windows, so we must not enable it here
3864   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3865           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3866     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3867               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3868   fi
3869
3870   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3871                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3872     AC_TRY_COMPILE([#include <krb5.h>],
3873       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3874       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3875       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3876
3877   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3878     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3879               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3880   fi
3881
3882   AC_CACHE_CHECK([for KV5M_KEYTAB],
3883                  samba_cv_HAVE_KV5M_KEYTAB,[
3884     AC_TRY_COMPILE([#include <krb5.h>],
3885       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3886       samba_cv_HAVE_KV5M_KEYTAB=yes,
3887       samba_cv_HAVE_KV5M_KEYTAB=no)])
3888
3889   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3890       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3891              [Whether the KV5M_KEYTAB option is available])
3892   fi
3893
3894   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3895                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3896     AC_TRY_COMPILE([#include <krb5.h>],
3897       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3898       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3899       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3900
3901   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3902     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3903               [Whether KRB5_KU_OTHER_CKSUM is available])
3904   fi
3905
3906   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3907                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3908     AC_TRY_COMPILE([#include <krb5.h>],
3909       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3910       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3911       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3912
3913   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3914     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3915               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3916   fi
3917
3918   AC_CACHE_CHECK([for the krb5_princ_component macro],
3919                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3920     AC_TRY_LINK([#include <krb5.h>],
3921       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3922       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3923       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3924
3925   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3926     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3927                [Whether krb5_princ_component is available])
3928   fi
3929
3930   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3931                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3932     AC_TRY_COMPILE([#include <krb5.h>],
3933       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3934       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3935       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3936
3937   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3938     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3939               [Whether krb5_keytab_entry has key member])
3940   fi
3941
3942   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3943                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3944     AC_TRY_COMPILE([#include <krb5.h>],
3945       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3946       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3947       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3948
3949   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3950     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3951               [Whether krb5_keytab_entry has keyblock member])
3952   fi
3953
3954   AC_CACHE_CHECK([for magic in krb5_address],
3955                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3956     AC_TRY_COMPILE([#include <krb5.h>],
3957       [krb5_address addr; addr.magic = 0;],
3958       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3959       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3960
3961   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3962     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3963               [Whether the krb5_address struct has a magic property])
3964   fi
3965
3966   AC_CACHE_CHECK([for WRFILE: keytab support],
3967                 samba_cv_HAVE_WRFILE_KEYTAB,[
3968     AC_TRY_RUN([
3969 #include<krb5.h>
3970   main()
3971   {
3972     krb5_context context;
3973     krb5_keytab keytab;
3974
3975     krb5_init_context(&context);
3976     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3977   }],
3978   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3979   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3980
3981   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3982       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3983                [Whether the WRFILE:-keytab is supported])
3984   fi
3985
3986   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3987                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3988     AC_TRY_COMPILE([#include <krb5.h>],
3989     [
3990     krb5_context context;
3991     krb5_principal principal;
3992     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3993     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3994     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3995
3996   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3997     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3998               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3999   fi
4000
4001   AC_CACHE_CHECK([for krb5_addresses type],
4002                 samba_cv_HAVE_KRB5_ADDRESSES,[
4003     AC_TRY_COMPILE([#include <krb5.h>],
4004       [krb5_addresses addr;],
4005       samba_cv_HAVE_KRB5_ADDRESSES=yes,
4006       samba_cv_HAVE_KRB5_ADDRESSES=no)])
4007
4008   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
4009     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
4010                [Whether the type krb5_addresses type exists])
4011   fi
4012
4013   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
4014                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
4015     AC_TRY_COMPILE([#include <krb5.h>],
4016     [
4017     krb5_mk_error(0,0,0);],
4018     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
4019     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
4020
4021   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
4022     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
4023               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
4024   fi
4025
4026   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
4027     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
4028         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
4029         AC_TRY_RUN_STRICT([
4030                 #include <stdlib.h>
4031                 #include <krb5.h>
4032                 int main(void) {
4033                         krb5_context context = NULL;
4034                         char *str = NULL;
4035                         krb5_enctype_to_string(context, 1, &str);
4036                         if (str) free (str); 
4037                         return 0;
4038                 }
4039                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4040                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
4041                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
4042
4043     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
4044       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
4045                 [whether krb5_enctype_to_string takes krb5_context argument])
4046     fi
4047
4048     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
4049         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
4050         AC_TRY_RUN_STRICT([
4051                 #include <krb5.h>
4052                 int main(void) {
4053                         char buf[256];
4054                         krb5_enctype_to_string(1, buf, 256);
4055                         return 0;
4056                 }
4057                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
4058                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
4059                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
4060
4061     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
4062       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
4063                 [whether krb5_enctype_to_string takes size_t argument])
4064     fi
4065   fi
4066
4067   AC_CACHE_CHECK([for krb5_principal_get_realm],
4068                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
4069     AC_TRY_LINK([#include <krb5.h>],
4070       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
4071       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
4072       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
4073
4074   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
4075     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
4076                [Whether the function krb5_principal_get_realm is defined])
4077   fi
4078
4079   AC_CACHE_CHECK([for krb5_princ_realm],
4080                 samba_cv_HAVE_KRB5_PRINC_REALM,[
4081     AC_TRY_LINK([#include <krb5.h>],
4082       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
4083       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
4084       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
4085
4086   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
4087     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
4088                [Whether the macro krb5_princ_realm is defined])
4089   fi
4090
4091   #
4092   #
4093   # Now the decisions whether we can support krb5
4094   #
4095   # NOTE: all tests should be done before this block!
4096   #
4097   #
4098   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
4099     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
4100     use_ads=no
4101   fi
4102
4103   if test x"$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" -a \
4125           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
4126   then
4127     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
4128     use_ads=no
4129   fi
4130
4131   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
4132
4133       # We only need the following functions if we can't get the enctype
4134       # and kvno out of the ticket directly (ie. on Heimdal).
4135
4136       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
4137       then
4138         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
4139         use_ads=no
4140       fi
4141
4142       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
4143       then
4144         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
4145         use_ads=no
4146       fi
4147
4148   fi
4149
4150   if test x"$use_ads" = x"yes"; then
4151     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4152     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4153     if test x"$have_gssapi" = x"yes"; then
4154       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
4155     fi
4156   else
4157     if test x"$with_ads_support" = x"yes"; then
4158         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4159     else
4160         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
4161     fi
4162     AC_REMOVE_DEFINE(HAVE_KRB5_H)
4163     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
4164     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
4165     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
4166     KRB5_LIBS=""
4167     with_ads_support=no
4168   fi
4169   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
4170   AC_MSG_RESULT([$use_ads])
4171
4172 LIBS="$ac_save_LIBS"
4173 fi
4174
4175 if test x"$use_ads" != xyes; then
4176         merged_build_possible=no
4177 fi
4178
4179 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4180 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4181
4182
4183 ########################################################
4184 # Compile with DNS Updates support?
4185
4186 with_dnsupdate_support=no
4187 AC_MSG_CHECKING([whether to enable DNS Updates support])
4188
4189 AC_ARG_WITH(dnsupdate,
4190 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
4191 [ case "$withval" in
4192     yes|no)
4193         with_dnsupdate_support=$withval
4194         ;;
4195   esac ])
4196
4197 AC_MSG_RESULT($with_dnsupdate_support)
4198
4199 if test x"$with_dnsupdate_support" != x"no"; then
4200
4201   ################################################################
4202   # first test for Active Directory support being enabled
4203   #if test x"$with_ads_support" = x"no"; then
4204   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
4205   #             with_dnsupdate_support=no
4206   #fi           
4207   ##################################################################
4208   # then test for uuid.h (necessary to generate unique DNS keynames
4209   # (uuid.h is required for this test)
4210   AC_CHECK_HEADERS(uuid/uuid.h)
4211
4212   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
4213         if test x"$with_dnsupdate_support" = x"yes"; then
4214          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
4215         else
4216          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
4217         fi
4218         with_dnsupdate_support=no
4219   fi
4220 fi
4221
4222 if test x"$with_dnsupdate_support" != x"no"; then
4223
4224   ########################################################
4225   # Now see if we can find the uuid libs in standard paths
4226   # On some systems, the uuid API is in libc, so we have to
4227   # be careful not to insert a spurious -luuid.
4228
4229   UUID_LIBS=""
4230   AC_LIBTESTFUNC(uuid, uuid_generate,
4231           [
4232             case " $LIBS " in
4233                 *\ -luuid\ *)
4234                 UUID_LIBS="-luuid"
4235                 SMB_REMOVE_LIB(uuid)
4236                 ;;
4237             esac
4238
4239             with_dnsupdate_support=yes
4240             AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
4241         ],
4242         [
4243             if test x"$with_dnsupdate_support" = x"yes"; then
4244                 AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
4245             else
4246                 AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
4247             fi