s3:configure: use correct SONAMEFLAG on Solaris depending on which linker is being...
[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$CFLAGS" = x; then
118   CFLAGS="-O"
119 fi
120
121 m4_include(../lib/socket_wrapper/config.m4)
122 m4_include(../lib/nss_wrapper/config.m4)
123 m4_include(../lib/util/time.m4)
124
125 m4_include(m4/swat.m4)
126
127 # Probe the gcc version for extra CFLAGS. We always stash these in
128 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
129 # Makefile edit, avoiding the need to re-run configure.
130 if test x"$ac_cv_prog_gcc" = x"yes" ; then
131         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
132         # Add -Wdeclaration-after-statement if compiler supports it
133         AC_CACHE_CHECK(
134           [that the C compiler understands -Wdeclaration-after-statement],
135           samba_cv_HAVE_Wdeclaration_after_statement, [
136           AC_TRY_RUN_STRICT([
137             int main(void)
138             {
139                 return 0;
140             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
141             samba_cv_HAVE_Wdeclaration_after_statement=yes,
142             samba_cv_HAVE_Wdeclaration_after_statement=no,
143             samba_cv_HAVE_Wdeclaration_after_statement=cross)
144        ])
145
146         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
147             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
148         fi
149
150         #-Werror-implicit-function-declaration
151         AC_CACHE_CHECK(
152           [that the C compiler understands -Werror-implicit-function-declaration],
153           samba_cv_HAVE_Werror_implicit_function_declaration, [
154           AC_TRY_RUN_STRICT([
155             int main(void)
156             {
157                 return 0;
158             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
159             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
160             samba_cv_HAVE_Werror_implicit_function_declaration=no,
161             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
162        ])
163        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
164             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
165        fi
166
167         # krb5developer is like developer, except we don't get
168         # -Wstrict-prototypes.
169        if test x"$krb5_developer" != x"$yes" ; then
170             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
171        fi
172
173        if test x"$picky_developer" = x"yes"; then
174             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
175        fi
176 fi
177
178 #################################################
179 # check for a shared memory profiling support
180 AC_MSG_CHECKING(whether to use profiling)
181 AC_ARG_WITH(profiling-data,
182 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
183 [ case "$withval" in
184   yes)
185     AC_MSG_RESULT(yes)
186     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
187     samba_cv_WITH_PROFILE=yes
188     ;;
189   *)
190     AC_MSG_RESULT(no)
191     samba_cv_WITH_PROFILE=no
192     ;;
193   esac ],
194   AC_MSG_RESULT(no)
195 )
196
197 dnl Checks for programs.
198 merged_build_possible=yes
199
200 AC_PROG_INSTALL
201 AC_PROG_AWK
202 # Check for GNU make
203 m4_include(../m4/check_make.m4)
204 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
205
206 # Check for perl
207 m4_include(../m4/check_perl.m4)
208 AC_SAMBA_PERL([true], [merged_build_possible=no])
209
210 AC_CHECK_TOOL(AR, ar)
211
212 dnl Check if we (actually our C compiler!) use GNU 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 "$ac_cv_prog_gnu_ld" = "yes"; then
219         ac_cv_gnu_ld_version=`$CC -Wl,-v /dev/null 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 | awk '{print $NF}' | sed -n 's,\([1-9][0-9]*\.[0-9][0-9]*\).*$,\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 default_shared_modules="$default_shared_modules vfs_scannedonly"
442 default_shared_modules="$default_shared_modules vfs_crossrename"
443
444 if test "x$developer" = xyes; then
445    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
446    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
447 fi
448
449 #
450 # Config CPPFLAG settings for strange OS's that must be set
451 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
452 # case statement; its first reference must be unconditional.
453 #
454 case "$host_os" in
455     *hpux*)
456 #
457 # Defines needed for HPUX support.
458 # HPUX has bigcrypt but (sometimes?) doesn't use it for
459 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
460 #
461       case `uname -r` in
462                 *9*|*10*|*11)
463                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
464                 ;;
465       esac
466       ;;
467
468 #
469 # CRAY Unicos has broken const handling
470        *unicos*)
471           AC_MSG_RESULT([disabling const])
472           CPPFLAGS="$CPPFLAGS -Dconst="
473           ;;
474         
475 #
476 # AIX4.x doesn't even admit to having large
477 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
478 #
479     *aix4*)
480           AC_MSG_RESULT([enabling large file support])
481       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
482           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
483       ;;
484 #
485 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
486 # to the existance of large files..
487 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
488 # recommendations on large file support, however it makes the
489 # compile work using gcc 2.7 and 2.8, whereas using the Sun
490 # recommendation makes the compile fail on gcc2.7. JRA.
491 #
492 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
493 #
494         *solaris*)
495                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
496                 case `uname -r` in
497                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
498                                 AC_MSG_RESULT([no large file support])
499                                 ;;
500                         5.*)
501                         AC_MSG_RESULT([enabling large file support])
502                         if test "$ac_cv_prog_gcc" = yes; then
503                                 ${CC-cc} -v >conftest.c 2>&1
504                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
505                                 rm -fr conftest.c
506                                 case "$ac_cv_gcc_compiler_version_number" in
507                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
508                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
509                                                 LDFLAGS="$LDFLAGS -lthread"
510                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
511                                                 ;;
512                                         *)
513                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
514                                                 LDFLAGS="$LDFLAGS -lthread"
515                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
516                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
517                                                 ;;
518                                 esac
519                         else
520                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
521                                 LDFLAGS="$LDFLAGS -lthread"
522                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
523                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
524                         fi
525                         ;;
526                 esac
527                 ;;
528 #
529 # IRIX uses SYSV printing.  Make sure to set that here
530 #
531         *irix*)
532                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
533                 ;;
534         *freebsd*|*dragonfly*)
535                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
536                 ;;
537 #
538 # VOS may need to have POSIX support and System V compatibility enabled.
539 #
540     *vos*)
541     case "$CPPFLAGS" in
542           *-D_POSIX_C_SOURCE*)
543                 ;;
544           *)
545                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
546                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
547                 ;;
548     esac
549     case "$CPPFLAGS" in
550           *-D_SYSV*|*-D_SVID_SOURCE*)
551                 ;;
552           *)
553                 CPPFLAGS="$CPPFLAGS -D_SYSV"
554                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
555     esac
556     ;;
557 #
558 # Tests needed for SINIX large file support.
559 #
560     *sysv4*)
561       if test $host = mips-sni-sysv4 ; then
562         AC_MSG_CHECKING([for LFS support])
563         old_CPPFLAGS="$CPPFLAGS"
564         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
565         AC_TRY_RUN([
566 #include <unistd.h>
567 main () {
568 #if _LFS64_LARGEFILE == 1
569 exit(0);
570 #else
571 exit(1);
572 #endif
573 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
574         CPPFLAGS="$old_CPPFLAGS"
575         if test x$SINIX_LFS_SUPPORT = xyes ; then
576           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
577                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
578           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
579           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
580           LIBS="`getconf LFS64_LIBS` $LIBS"
581         fi
582       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
583       fi
584     ;;
585
586 # Systems with LFS support.
587 #
588     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
589         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
590         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
591         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
592         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
593         ;;
594
595 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
596 #
597     *linux*)
598         AC_MSG_CHECKING([for LFS support])
599         old_CPPFLAGS="$CPPFLAGS"
600         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
601        AC_TRY_RUN([
602 #include <unistd.h>
603 #include <sys/utsname.h>
604 #include <string.h>
605 #include <stdlib.h>
606 main() {
607 #if _LFS64_LARGEFILE == 1
608        struct utsname uts;
609        char *release;
610        int major, minor;
611
612        /* Ensure this is glibc 2.2 or higher */
613 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
614        int libc_major = __GLIBC__;
615        int libc_minor = __GLIBC_MINOR__;
616
617        if (libc_major < 2)
618               exit(1);
619        if (libc_minor < 2)
620               exit(1);
621 #endif
622
623        /* Ensure this is kernel 2.4 or higher */
624
625        uname(&uts);
626        release = strdup(uts.release);
627        major = atoi(strsep(&release, "."));
628        minor = atoi(strsep(&release, "."));
629
630        if (major > 2 || (major == 2 && minor > 3))
631                exit(0);
632        exit(1);
633 #else
634        exit(1);
635 #endif
636 }
637 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
638         CPPFLAGS="$old_CPPFLAGS"
639         if test x$LINUX_LFS_SUPPORT = xyes ; then
640                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
641                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
642                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
643                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
644         fi
645         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
646         ;;
647
648 #
649 # MacOS X is the *only* system that uses compose character in utf8. This
650 # is so horribly broken....
651 #
652     *darwin*)
653         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
654
655 # Add a system specific charset module.
656         default_shared_modules="$default_shared_modules charset_macosxfs"
657
658         ;;
659     *hurd*)
660         AC_MSG_CHECKING([for LFS support])
661         old_CPPFLAGS="$CPPFLAGS"
662         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
663         AC_TRY_RUN([
664 #include <unistd.h>
665 main () {
666 #if _LFS64_LARGEFILE == 1
667 exit(0);
668 #else
669 exit(1);
670 #endif
671 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
672         CPPFLAGS="$old_CPPFLAGS"
673         if test x$GLIBC_LFS_SUPPORT = xyes ; then
674           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
675                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
676           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
677         fi
678       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
679     ;;
680     *qnx*)
681         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
682         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
683         ;;
684
685 esac
686
687 SAVE_CPPFLAGS="${CPPFLAGS}"
688 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
689
690 AC_LIBREPLACE_BROKEN_CHECKS
691 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
692 AC_LIBREPLACE_NETWORK_CHECKS
693
694 CPPFLAGS="${SAVE_CPPFLAGS}"
695
696 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
697
698 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
699 AC_SUBST(LIBREPLACE_OBJS)
700
701 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
702 AC_SUBST(LIBREPLACE_LIBS)
703
704
705 # add -ldl to the global LIBS
706 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
707 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
708
709
710 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
711 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
712 AC_CHECK_HEADERS(limits.h float.h libintl.h)
713 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
714 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
715 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
716 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
717 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
718 AC_CHECK_HEADERS(sys/sysmacros.h)
719 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
720 AC_CHECK_HEADERS(langinfo.h locale.h)
721 AC_CHECK_HEADERS(xfs/libxfs.h)
722 AC_CHECK_HEADERS(netgroup.h)
723
724 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
725 #if HAVE_RPC_RPC_H
726 #include <rpc/rpc.h>
727 #endif
728 ]])
729
730 ## These fail to compile on IRIX so just check for their presence
731 AC_CHECK_HEADERS(sys/mode.h,,,)
732
733 # Look for Darwin headers
734 old_CPPFLAGS="$CPPFLAGS"
735 CPPFLAGS="-Iinclude $CPPFLAGS"
736 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
737 CPPFLAGS="$old_CPPFLAGS"
738
739 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
740 # subdirectory of headers.
741 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
742
743 #
744 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
745 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
746 #
747 case "$host_os" in
748     *hpux*)
749                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
750                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
751                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
752                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
753                 fi
754         ;;
755 esac
756 AC_CHECK_HEADERS(shadow.h)
757 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
758 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
759
760 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
761 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
762
763 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
764
765 # For experimental utmp support (lastlog on some BSD-like systems)
766 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
767
768 AC_CHECK_SIZEOF(int,cross)
769 AC_CHECK_SIZEOF(long,cross)
770 AC_CHECK_SIZEOF(long long,cross)
771 AC_CHECK_SIZEOF(short,cross)
772
773 AC_C_CONST
774 AC_C_INLINE
775 AC_C_BIGENDIAN
776 AC_C_CHAR_UNSIGNED
777
778 AC_TYPE_SIGNAL
779 AC_TYPE_UID_T
780 AC_TYPE_MODE_T
781 AC_TYPE_OFF_T
782 AC_TYPE_SIZE_T
783 AC_TYPE_PID_T
784 AC_STRUCT_ST_RDEV
785 AC_DIRENT_D_OFF
786 AC_CHECK_TYPE(ssize_t, int)
787 AC_CHECK_TYPE(wchar_t, unsigned short)
788
789 ############################################
790 # for cups support we need libcups, and a handful of header files
791
792 AC_ARG_ENABLE(cups,
793 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
794
795 if test x$enable_cups != xno; then
796         AC_PATH_PROG(CUPS_CONFIG, cups-config)
797
798         if test "x$CUPS_CONFIG" != x; then
799
800                 ac_save_CFLAGS=$CFLAGS
801                 ac_save_LDFLAGS=$LDFLAGS
802                 ac_save_PRINT_LIBS=$PRINT_LIBS
803                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
804                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
805                 PRINT_LIBS="$PRINT_LIBS -lcups"
806                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
807                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
808                         x"$ac_cv_header_cups_language_h" = xyes; then
809                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
810                         samba_cv_HAVE_CUPS=yes
811                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
812                 else
813                         AC_MSG_WARN([cups-config around but cups-devel not installed])
814                         CFLAGS=$ac_save_CFLAGS
815                         LDFLAGS=$ac_save_LDFLAGS
816                         PRINT_LIBS=$ac_save_PRINT_LIBS
817                 fi
818
819         elif test x"$enable_cups" = x"yes"; then
820                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
821         fi
822 fi
823
824 AC_ARG_ENABLE(iprint,
825 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
826
827 if test x$enable_iprint != xno; then
828         if test x"$samba_cv_HAVE_CUPS" = xyes; then
829                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
830         elif test x"$enable_iprint" = x"yes"; then
831                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
832         fi
833 fi
834
835 ############################################
836 # check if the compiler will optimize out function calls
837 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
838     AC_TRY_LINK([
839 #include <stdio.h>],
840 [
841                 if (0) {
842                    this_function_does_not_exist();
843                 } else {
844                   return 1;
845                 }
846
847 ],
848         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
849 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
850    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
851 fi
852
853 #############################################
854 # check for fd passing struct via msg_control
855 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
856     AC_TRY_COMPILE([
857 #include <sys/types.h>
858 #include <stdlib.h>
859 #include <stddef.h>
860 #include <sys/socket.h>
861 #include <sys/un.h>],
862 [
863         struct msghdr msg;
864         union {
865               struct cmsghdr cm;
866               char control[CMSG_SPACE(sizeof(int))];
867         } control_un;
868         msg.msg_control = control_un.control;
869         msg.msg_controllen = sizeof(control_un.control);
870 ],
871         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
872 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
873    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
874              [If we can use msg_control for passing file descriptors])
875 fi
876
877 #############################################
878 # check for fd passing struct via msg_acctrights
879 AC_CACHE_CHECK([for fd passing via msg_acctrights],
880                 samba_cv_msghdr_msg_acctrights, [
881     AC_TRY_COMPILE([
882 #include <sys/types.h>
883 #include <stdlib.h>
884 #include <stddef.h>
885 #include <sys/socket.h>
886 #include <sys/un.h>],
887 [
888         struct msghdr msg;
889         int fd;
890         msg.msg_acctrights = (caddr_t) &fd;
891         msg.msg_acctrightslen = sizeof(fd);
892 ],
893         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
894 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
895    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
896              [If we can use msg_acctrights for passing file descriptors])
897 fi
898
899 AC_CHECK_FUNCS(dirfd)
900 if test x"$ac_cv_func_dirfd" = x"yes"; then
901         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
902 fi
903
904 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
905     AC_TRY_COMPILE([
906 #include <sys/types.h>
907 #if STDC_HEADERS
908 #include <stdlib.h>
909 #include <stddef.h>
910 #endif
911 #include <signal.h>],[struct sigevent s;],
912         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
913 if test x"$samba_cv_struct_sigevent" = x"yes"; then
914    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
915    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
916         [#include <signal.h>])
917 fi
918
919 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
920     AC_TRY_COMPILE([
921 #include <sys/types.h>
922 #if STDC_HEADERS
923 #include <stdlib.h>
924 #include <stddef.h>
925 #endif
926 #if TIME_WITH_SYS_TIME
927 # include <sys/time.h>
928 # include <time.h>
929 #else
930 # if HAVE_SYS_TIME_H
931 #  include <sys/time.h>
932 # else
933 #  include <time.h>
934 # endif
935 #endif
936 ],[struct timespec ts;],
937         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
938 if test x"$samba_cv_struct_timespec" = x"yes"; then
939    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
940 fi
941
942 # and glibc has setresuid under linux but the function does
943 # nothing until kernel 2.1.44! very dumb.
944 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
945     AC_TRY_RUN([#include <errno.h>
946 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
947         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
948 if test x"$samba_cv_have_setresuid" = x"yes"; then
949     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
950 fi
951
952 # Do the same check for setresguid...
953 #
954 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
955     AC_TRY_RUN([#include <unistd.h>
956 #include <errno.h>
957 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
958         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
959 if test x"$samba_cv_have_setresgid" = x"yes"; then
960     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
961 fi
962
963 AC_FUNC_MEMCMP
964
965 ###############################################
966 # Readline included by default unless explicitly asked not to
967 test "${with_readline+set}" != "set" && with_readline=yes
968
969 # test for where we get readline() from
970 AC_MSG_CHECKING(whether to use readline)
971 AC_ARG_WITH(readline,
972 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
973 [  case "$with_readline" in
974   yes)
975     AC_MSG_RESULT(yes)
976
977     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
978     AC_CHECK_HEADERS(readline/history.h)
979
980     AC_CHECK_HEADERS(readline.h readline/readline.h,[
981       for termlib in ncurses curses termcap terminfo termlib tinfo; do
982        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
983       done
984       AC_CHECK_LIB(readline, rl_callback_handler_install,
985        [TERMLIBS="-lreadline $TERMLIBS"
986        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
987        break], [TERMLIBS=], $TERMLIBS)])
988     ;;
989   no)
990     AC_MSG_RESULT(no)
991     ;;
992   *)
993     AC_MSG_RESULT(yes)
994
995     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
996     # alternate readline path
997     _ldflags=${LDFLAGS}
998     _cppflags=${CPPFLAGS}
999
1000     # Add additional search path
1001     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1002     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1003
1004     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1005     AC_CHECK_HEADERS(readline/history.h)
1006
1007     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1008       for termlib in ncurses curses termcap terminfo termlib; do
1009        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1010       done
1011       AC_CHECK_LIB(readline, rl_callback_handler_install,
1012        [TERMLDFLAGS="-L$with_readline/lib"
1013        TERMCPPFLAGS="-I$with_readline/include"
1014        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1015        TERMLIBS="-lreadline $TERMLIBS"
1016        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1017        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1018
1019     LDFLAGS=$_ldflags
1020     ;;
1021   esac],
1022   AC_MSG_RESULT(no)
1023 )
1024 AC_SUBST(TERMLIBS)
1025 AC_SUBST(TERMLDFLAGS)
1026
1027 # The readline API changed slightly from readline3 to readline4, so
1028 # code will generate warnings on one of them unless we have a few
1029 # special cases.
1030 AC_CHECK_LIB(readline, rl_completion_matches,
1031              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1032                         [Do we have rl_completion_matches?])],
1033              [],
1034              [$TERMLIBS])
1035
1036 # not all readline libs have rl_event_hook or history_list
1037 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1038 AC_CHECK_LIB(readline, history_list,
1039              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1040              [],
1041              [$TERMLIBS])
1042
1043 ###############################################
1044 # test for where we get yp_get_default_domain() from
1045 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1046 AC_CHECK_FUNCS(yp_get_default_domain)
1047
1048 # Check if we have execl, if not we need to compile smbrun.
1049 AC_CHECK_FUNCS(execl)
1050 if test x"$ac_cv_func_execl" = x"no"; then
1051     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1052 fi
1053
1054 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1055 AC_CHECK_FUNCS(strtol)
1056 AC_CHECK_FUNCS(strchr chflags)
1057 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1058 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1059 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1060 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1061 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1062 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64 posix_fallocate posix_fallocate64)
1063 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1064 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1065 AC_CHECK_FUNCS(getpwent_r)
1066 AC_CHECK_FUNCS(getdents64)
1067 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1068 AC_CHECK_FUNCS(syslog vsyslog timegm)
1069 AC_CHECK_FUNCS(setlocale nl_langinfo)
1070 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1071 AC_CHECK_FUNCS(lutimes futimes utimensat futimens)
1072 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1073 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1074 AC_CHECK_HEADERS(sys/mman.h)
1075 # setbuffer, shmget, shm_open are needed for smbtorture
1076 AC_CHECK_FUNCS(shmget shm_open)
1077 AC_CHECK_FUNCS(gettext dgettext)
1078 AC_CHECK_FUNCS(bindtextdomain textdomain)
1079 AC_CHECK_FUNCS(strupr)
1080
1081 # Find a method of generating a stack trace
1082 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1083 # libexecinfo provides backtrace_symbols on FreeBSD
1084 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1085 AC_CHECK_FUNCS(backtrace_symbols)
1086 AC_CHECK_LIB(exc, trace_back_stack)
1087
1088 # check for sysctlbyname for BSD systems
1089 AC_CHECK_FUNCS(sysctlbyname)
1090
1091 #############################
1092 # check if building with gpfs
1093 AC_CHECK_HEADERS(gpfs_gpl.h)
1094 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1095     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1096     default_shared_modules="$default_shared_modules vfs_gpfs"
1097 fi
1098
1099 #############################################
1100 # check if building on Isilon OneFS
1101 printf "%s" "checking for Isilon OneFS... "
1102 save_LIBS="$LIBS"
1103 LIBS="$LIBS -lisi_version"
1104 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1105           [get_isilon_copyright()],
1106           samba_cv_HAVE_ONEFS=yes,
1107           samba_cv_HAVE_ONEFS=no)
1108 echo $samba_cv_HAVE_ONEFS
1109 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1110     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1111     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1112     default_static_modules="$default_static_modules"
1113     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1114     # Need to also add general libs for oplocks support
1115     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1116 fi
1117 AC_SUBST(ONEFS_LIBS)
1118 LIBS="$save_LIBS"
1119
1120 # Note that all the libunwind symbols in the API are defined to internal
1121 # platform-specific version, so we must include libunwind.h before checking
1122 # any of them.
1123 AC_MSG_CHECKING([for libunwind])
1124 save_LIBS=$LIBS
1125
1126 UNWIND_ARCH="unknown"
1127 if test x"$UNAME_I" != x"unknown"; then
1128         UNWIND_ARCH="$UNAME_I"
1129 elif test x"$UNAME_M" != x"unknown"; then
1130         UNWIND_ARCH="$UNAME_M"
1131 elif test x"$UNAME_P" != x"unknown"; then
1132         UNWIND_ARCH="$UNAME_P"
1133 fi
1134
1135 case "$UNWIND_ARCH" in
1136         unknown)
1137                 # This probably won't link without
1138                 # the platform-specific libunwind.
1139                 LIBS="$LIBS -lunwind"
1140                 ;;
1141         i386|i586|i686)
1142                 # Add the platform-specific libunwind module.
1143                 LIBS="$LIBS -lunwind -lunwind-x86"
1144                 ;;
1145         *)
1146                 # Add the platform-specific libunwind module.
1147                 # based on uname -i, uname -m or uname -p
1148                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1149                 ;;
1150 esac
1151
1152 AC_TRY_LINK(
1153     [
1154 #ifdef HAVE_LIBUNWIND_H
1155 #include <libunwind.h>
1156 #endif
1157     ],
1158     [
1159         unw_context_t ctx; unw_cursor_t cur;
1160         char buf[256]; unw_word_t off;
1161         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1162         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1163     ],
1164     [
1165         AC_MSG_RESULT(yes)
1166         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1167
1168         # If we have libunwind, test whether we also have libunwind-ptrace
1169         # which would let us unwind arbitrary processes.
1170         save_LIBS=$LIBS
1171         AC_CHECK_HEADERS(libunwind-ptrace.h)
1172         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1173             [
1174                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1175                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1176                     [Whether libunwind-ptrace.a is available.])
1177             ],
1178             [ LIBUNWIND_PTRACE="" ])
1179
1180         LIBS=$save_LIBS
1181     ],
1182     [
1183         AC_MSG_RESULT(no)
1184         LIBS=$save_LIBS
1185     ])
1186
1187 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1188 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1189     AC_CHECK_HEADERS(sys/ptrace.h)
1190     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1191     AC_TRY_LINK(
1192             [
1193 #if HAVE_SYS_TYPES_H
1194 #include <sys/types.h>
1195 #endif
1196 #if HAVE_SYS_PTRACE_H
1197 #include <sys/ptrace.h>
1198 #endif
1199             ],
1200             [
1201                 pid_t me = (pid_t)-1;
1202                 ptrace(PTRACE_ATTACH, me, 0, 0);
1203                 ptrace(PTRACE_DETACH, me, 0, 0);
1204                 return 0;
1205             ],
1206             [
1207                 AC_MSG_RESULT(yes)
1208                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1209                     [Whether the Linux ptrace(2) interface is available.])
1210             ],
1211             [
1212                 AC_MSG_RESULT(no)
1213                 LIBUNWIND_PTRACE=""
1214             ])
1215 fi
1216
1217 AC_SUBST(LIBUNWIND_PTRACE)
1218
1219 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1220 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1221 AC_CHECK_FUNCS(__getcwd _getcwd)
1222 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1223 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1224 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1225 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1226 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1227 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1228 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1229 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1230 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1231 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1232 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1233 AC_CHECK_FUNCS(prctl)
1234
1235 AC_TRY_COMPILE([
1236 #ifdef HAVE_SYS_PRCTL_H
1237 #include <sys/prctl.h>
1238 #endif
1239 ],
1240 [int i; i = prtcl(0); ],
1241 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1242
1243 #
1244 #
1245 #
1246 case "$host_os" in
1247     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1248        # glibc <= 2.3.2 has a broken getgrouplist
1249        AC_CACHE_CHECK([for good getgrouplist],samba_cv_linux_getgrouplist_ok,[AC_TRY_RUN([
1250 #include <unistd.h>
1251 #include <sys/utsname.h>
1252 main() {
1253        /* glibc up to 2.3 has a broken getgrouplist */
1254 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1255        int libc_major = __GLIBC__;
1256        int libc_minor = __GLIBC_MINOR__;
1257
1258        if (libc_major < 2)
1259               exit(1);
1260        if ((libc_major == 2) && (libc_minor <= 3))
1261               exit(1);
1262 #endif
1263        exit(0);
1264 }
1265 ], [samba_cv_linux_getgrouplist_ok=yes],
1266    [samba_cv_linux_getgrouplist_ok=no],
1267    [samba_cv_linux_getgrouplist_ok=cross])])
1268        if test x"$samba_cv_linux_getgrouplist_ok" = x"yes"; then
1269           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1270        fi
1271        ;;
1272     *)
1273        AC_CHECK_FUNCS(getgrouplist)
1274        ;;
1275 esac
1276
1277 #
1278 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1279 #
1280
1281 if test x$ac_cv_func_stat64 = xno ; then
1282   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1283   AC_TRY_LINK([
1284 #if defined(HAVE_UNISTD_H)
1285 #include <unistd.h>
1286 #endif
1287 #include <sys/stat.h>
1288 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1289   AC_MSG_RESULT([$ac_cv_func_stat64])
1290   if test x$ac_cv_func_stat64 = xyes ; then
1291     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1292   fi
1293 fi
1294
1295 if test x$ac_cv_func_lstat64 = xno ; then
1296   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1297   AC_TRY_LINK([
1298 #if defined(HAVE_UNISTD_H)
1299 #include <unistd.h>
1300 #endif
1301 #include <sys/stat.h>
1302 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1303   AC_MSG_RESULT([$ac_cv_func_lstat64])
1304   if test x$ac_cv_func_lstat64 = xyes ; then
1305     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1306   fi
1307 fi
1308
1309 if test x$ac_cv_func_fstat64 = xno ; then
1310   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1311   AC_TRY_LINK([
1312 #if defined(HAVE_UNISTD_H)
1313 #include <unistd.h>
1314 #endif
1315 #include <sys/stat.h>
1316 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1317   AC_MSG_RESULT([$ac_cv_func_fstat64])
1318   if test x$ac_cv_func_fstat64 = xyes ; then
1319     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1320   fi
1321 fi
1322
1323 #################################################
1324 # Check whether struct stat has timestamps with sub-second resolution.
1325 #
1326
1327 samba_cv_stat_hires=no
1328 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1329         [samba_cv_stat_hires=yes])
1330 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1331         [samba_cv_stat_hires=yes])
1332 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1333         [samba_cv_stat_hires=yes])
1334 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1335         [samba_cv_stat_hires=yes])
1336 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1337         [samba_cv_stat_hires=yes])
1338
1339 if test x"$samba_cv_stat_hires" = x"yes" ; then
1340     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1341             [whether struct stat has sub-second timestamps])
1342 fi
1343
1344 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1345 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1346 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1347
1348
1349 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1350     [
1351         AC_TRY_COMPILE(
1352             [#include <sys/stat.h>],
1353             [
1354                 int a = UF_DOS_ARCHIVE;
1355                 int h = UF_DOS_HIDDEN;
1356                 int r = UF_DOS_RO;
1357                 int s = UF_DOS_SYSTEM;
1358                 int i = UF_DOS_NOINDEX;
1359                 int f = UF_DOS_FLAGS;
1360             ],
1361             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1362     ])
1363
1364 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1365     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1366 fi
1367
1368 #####################################
1369 # needed for SRV lookups
1370 AC_CHECK_LIB(resolv, dn_expand)
1371 AC_CHECK_LIB(resolv, _dn_expand)
1372 AC_CHECK_LIB(resolv, __dn_expand)
1373
1374 #
1375 # Check for the functions putprpwnam, set_auth_parameters,
1376 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1377 # Needed for OSF1 and HPUX.
1378 #
1379
1380 AC_LIBTESTFUNC(security, putprpwnam)
1381 AC_LIBTESTFUNC(sec, putprpwnam)
1382
1383 AC_LIBTESTFUNC(security, set_auth_parameters)
1384 AC_LIBTESTFUNC(sec, set_auth_parameters)
1385
1386 # UnixWare 7.x has its getspnam in -lgen
1387 AC_LIBTESTFUNC(gen, getspnam)
1388
1389 AC_LIBTESTFUNC(security, getspnam)
1390 AC_LIBTESTFUNC(sec, getspnam)
1391
1392 AC_LIBTESTFUNC(security, bigcrypt)
1393 AC_LIBTESTFUNC(sec, bigcrypt)
1394
1395 AC_LIBTESTFUNC(security, getprpwnam)
1396 AC_LIBTESTFUNC(sec, getprpwnam)
1397
1398 AC_CHECK_FUNCS(strsignal)
1399
1400 ############################################
1401 # Check for EA implementations
1402 case "$host_os" in
1403   *osf*)
1404         AC_SEARCH_LIBS(getproplist, [proplist])
1405         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1406         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1407         AC_CHECK_FUNCS(sizeof_proplist_entry)
1408   ;;
1409   *freebsd4* | *dragonfly* )
1410         AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1411   ;;
1412   *solaris*)
1413         AC_CHECK_FUNCS(attropen)
1414   ;;
1415   *)
1416         AC_SEARCH_LIBS(getxattr, [attr])
1417         AC_CHECK_FUNCS(getxattr,[
1418                 AC_CHECK_FUNCS(lgetxattr fgetxattr listxattr llistxattr flistxattr removexattr lremovexattr fremovexattr setxattr lsetxattr fsetxattr)
1419                 ])
1420         AC_CHECK_FUNCS(getea,[
1421                 AC_CHECK_FUNCS(fgetea lgetea listea flistea llistea removeea fremoveea lremoveea setea fsetea lsetea)
1422                 ])
1423         AC_CHECK_FUNCS(attr_get,[
1424                 AC_CHECK_FUNCS(attr_list attr_set attr_remove attr_getf attr_listf attr_setf attr_removef)
1425                 ])
1426         AC_CHECK_FUNCS(extattr_delete_file,[
1427                 AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file extattr_get_link extattr_list_fd extattr_list_file extattr_list_link extattr_set_fd extattr_set_file extattr_set_link)
1428                 ])
1429   ;;
1430 esac
1431
1432 ########################################################
1433 # Do xattr functions take additional options like on Darwin?
1434 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1435         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1436                 old_LIBS=$LIBS
1437                 LIBS="$LIBS $ACL_LIBS"
1438                 AC_TRY_COMPILE([
1439                         #include <sys/types.h>
1440                         #if HAVE_ATTR_XATTR_H
1441                         #include <attr/xattr.h>
1442                         #elif HAVE_SYS_XATTR_H
1443                         #include <sys/xattr.h>
1444                         #endif
1445                 ],[
1446                         getxattr(0, 0, 0, 0, 0, 0);
1447                 ],
1448                 [smb_attr_cv_xattr_add_opt=yes],
1449                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1450         ])
1451         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1452                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1453         fi
1454 fi
1455
1456 AC_DISABLE_STATIC
1457 AC_ENABLE_SHARED
1458
1459 # Set defaults
1460 PIE_CFLAGS=""
1461 PIE_LDFLAGS=""
1462 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1463
1464 if test "x$enable_pie" != xno
1465 then
1466         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1467         [
1468                 cat > conftest.c <<EOF
1469 int foo;
1470 main () { return 0;}
1471 EOF
1472                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1473                 then
1474                         samba_cv_fpie=yes
1475                 else
1476                         samba_cv_fpie=no
1477                 fi
1478                 rm -f conftest*
1479         ])
1480         if test x"${samba_cv_fpie}" = x"yes"
1481         then
1482                 PIE_CFLAGS="-fPIE"
1483                 PIE_LDFLAGS="-pie"
1484         fi
1485 fi
1486
1487 # Set defaults
1488 RELRO_LDFLAGS=""
1489 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1490
1491 if test "x$enable_relro" != xno
1492 then
1493         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1494         [
1495                 cat > conftest.c <<EOF
1496 int foo;
1497 main () { return 0;}
1498 EOF
1499                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1500                 then
1501                         samba_cv_relro=yes
1502                 else
1503                         samba_cv_relro=no
1504                 fi
1505                 rm -f conftest*
1506         ])
1507         if test x"${samba_cv_relro}" = x"yes"
1508         then
1509                 RELRO_LDFLAGS="-Wl,-z,relro"
1510         fi
1511 fi
1512
1513 # Set defaults
1514 SYMSEXT="syms"
1515 AC_SUBST(SYMSEXT)
1516
1517 # Assume non-shared by default and override below
1518 BLDSHARED="false"
1519
1520 # these are the defaults, good for lots of systems
1521 HOST_OS="$host_os"
1522 LDSHFLAGS="-shared"
1523 MODULE_EXPORTS=""
1524 SONAMEFLAG="#"
1525 SHLD="\${CC} \${CFLAGS}"
1526 PICFLAG="${PIE_CFLAGS}"
1527 SHLIBEXT="so"
1528 DSO_EXPORTS=""
1529
1530 # this bit needs to be modified for each OS that supports share libs
1531 # You need to specify how to create a shared library and
1532   # how to compile C code to produce PIC object files
1533
1534   AC_MSG_CHECKING([ability to build shared libraries])
1535
1536   # and these are for particular systems
1537   case "$host_os" in
1538                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1539                         case "$host_os" in
1540                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1541                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1542                         esac
1543                         BLDSHARED="true"
1544                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1545                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1546                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1547                         fi
1548                         DYNEXP="-Wl,--export-dynamic"
1549                         PICFLAG="-fPIC"
1550                         SONAMEFLAG="-Wl,-soname="
1551                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1552                         ;;
1553                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1554                         BLDSHARED="true"
1555                         if test "${GCC}" = "yes"; then
1556                                 PICFLAG="-fPIC"
1557                                 SONAMEFLAG="-Wl,-soname="
1558                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1559                                         DYNEXP="-Wl,-E"
1560                                 fi
1561                                 # TODO: need to add $CFLAGS here for explicit 64-bit builds?
1562                                 LDSHFLAGS="-shared"
1563                         else
1564                                 PICFLAG="-KPIC"
1565                                 ## ${CFLAGS} added for building 64-bit shared
1566                                 ## libs using Sun's Compiler
1567                                 LDSHFLAGS="-G \${CFLAGS}"
1568                         fi
1569                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1570                                 SONAMEFLAG="-Wl,-soname="
1571                         else
1572                                 SONAMEFLAG="-Wl,-h,"
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                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1660                         BLDSHARED="true"
1661                         LDSHFLAGS="-shared"
1662                         SONAMEFLAG="-Wl,-soname,"
1663                         PICFLAG="-fPIC"
1664                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1665                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1666                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1667                                 saved_ldflags="$LDFLAGS"
1668                                 AC_MSG_CHECKING([if $flags works])
1669                                 LDFLAGS="$flags $saved_ldflags"
1670                                 AC_TRY_LINK([],[],
1671                                         [AC_MSG_RESULT([yes])
1672                                         LDSHFLAGS_Z_NODEFS=$flags],
1673                                         AC_MSG_RESULT([no]))
1674                                 LDFLAGS="$saved_ldflags"
1675                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1676                         done
1677                         ;;
1678                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1679                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1680                         ;;
1681                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1682                         BLDSHARED="true"
1683                         LDSHFLAGS="-shared"
1684                         SONAMEFLAG="-Wl,-soname,"
1685                         PICFLAG="-KPIC"
1686                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1687                         ;;
1688                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1689                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1690                         ;;
1691                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1692                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1693                         ;;
1694                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1695                         case "$host" in
1696                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1697                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1698                                         fi
1699                                         LDSHFLAGS="-G"
1700                                         DYNEXP="-Bexport"
1701                                 ;;
1702                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1703                         esac
1704                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1705                         ;;
1706
1707                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1708                         if [ test "$GCC" != yes ]; then
1709                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1710                         fi
1711                         LDSHFLAGS="-G"
1712                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1713                         ;;
1714                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1715                         BLDSHARED="false"
1716                         LDSHFLAGS=""
1717                         ;;
1718
1719                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1720                         BLDSHARED="true"
1721                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1722                         CFLAGS="$CFLAGS -fno-common"
1723                         SHLD="\${CC}"
1724                         SHLIBEXT="dylib"
1725                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1726                         SHLIBEXT="dylib"
1727                         # Since gcc doesn't fail on unrecognised options, the
1728                         # PIE test incorrectly succeeds. Darwin gcc does not
1729                         # actually support the PIE stuff.
1730                         PIE_LDFLAGS=
1731                         PIE_CFLAGS=
1732                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1733                         ;;
1734
1735                 *)
1736                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1737                         ;;
1738   esac
1739
1740 if test "$enable_shared" != "yes"; then
1741         BLDSHARED=false
1742 fi
1743
1744 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1745         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1746 fi
1747
1748 if test x"$BLDSHARED" = x"true" ; then
1749         LDFLAGS="$LDFLAGS -L./bin"
1750 fi
1751
1752 AC_MSG_RESULT($BLDSHARED)
1753
1754 for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1755         saved_ldflags="$LDFLAGS"
1756         AC_MSG_CHECKING([if $flags works])
1757         LDFLAGS="$flags $saved_ldflags"
1758         AC_TRY_LINK([],[],
1759                 [AC_MSG_RESULT([yes])
1760                 LD_AS_NEEDED_FLAG=$flags
1761                 ld_as_needed_flag_found=yes],
1762                 AC_MSG_RESULT([no]))
1763         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1764         test x"$ld_as_needed_flag_found" = xyes && break
1765 done
1766
1767 # for historical reasons almost all linkers don't complain about unresolved
1768 # symbols in shared libs. Except for the internal samba modules we want to get
1769 # errors when we produce a shared lib with unresolved symbols. On some
1770 # platforms unresolved symbols might be intended, so we might have to add
1771 # platform specific exceptions here.
1772
1773 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1774         saved_ldflags="$LDFLAGS"
1775         AC_MSG_CHECKING([if $flags works])
1776         LDFLAGS="$flags $saved_ldflags"
1777         AC_TRY_LINK([],[],
1778         [AC_MSG_RESULT([yes])
1779         LDSHFLAGS_Z_DEFS=$flags
1780         ldshflags_z_defs_found=yes],
1781         AC_MSG_RESULT([no]))
1782         LDFLAGS=$saved_ldflags
1783         test x"$ldshflags_z_defs_found" = xyes && break
1784 done
1785
1786 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1787 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1788 AC_MSG_CHECKING([LDFLAGS])
1789 AC_MSG_RESULT([$LDFLAGS])
1790 AC_MSG_CHECKING([DYNEXP])
1791 AC_MSG_RESULT([$DYNEXP])
1792
1793 #######################################################
1794 # test whether building a shared library actually works
1795 if test $BLDSHARED = true; then
1796
1797 AC_MSG_CHECKING([SHLD])
1798 AC_MSG_RESULT([$SHLD])
1799 AC_MSG_CHECKING([LDSHFLAGS])
1800 AC_MSG_RESULT([$LDSHFLAGS])
1801
1802 AC_MSG_CHECKING([SHLIBEXT])
1803 AC_MSG_RESULT([$SHLIBEXT])
1804 AC_MSG_CHECKING([SONAMEFLAG])
1805 AC_MSG_RESULT([$SONAMEFLAG])
1806
1807 AC_MSG_CHECKING([PICFLAG])
1808 AC_MSG_RESULT([$PICFLAG])
1809
1810 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1811 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1812
1813 AC_CACHE_CHECK([whether building shared libraries actually works],
1814                [ac_cv_shlib_works],[
1815    # try building a trivial shared library
1816    ac_cv_shlib_works=no
1817    # The $SHLD and $LDSHFLAGS variables may contain references to other
1818    # variables so they need to be eval'ed.
1819    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1820         shlib.o ${srcdir-.}/../tests/shlib.c && \
1821    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1822         shlib.o && ac_cv_shlib_works=yes
1823    rm -f "shlib.$SHLIBEXT" shlib.o
1824
1825 ])
1826 if test $ac_cv_shlib_works = no; then
1827    BLDSHARED=false
1828 fi
1829 fi
1830
1831 if test x"$BLDSHARED" != x"true"; then
1832         LDSHFLAGS="shared-libraries-disabled"
1833         SONAMEFLAG="shared-libraries-disabled"
1834         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1835         SHLD="shared-libraries-disabled"
1836         PICFLAG="${PIE_CFLAGS}"
1837         SHLIBEXT="shared_libraries_disabled"
1838         merged_build_possible=no
1839 fi
1840
1841 AC_MSG_CHECKING([used PICFLAG])
1842 AC_MSG_RESULT([$PICFLAG])
1843
1844 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1845
1846 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1847
1848
1849 ###########################################################
1850 #
1851 # Configuration of subsystems / libraries
1852 #
1853 ###########################################################
1854
1855 INSTALLLIBCMD_SH=:
1856 INSTALLLIBCMD_A=:
1857 UNINSTALLLIBCMD_SH=:
1858 UNINSTALLLIBCMD_A=:
1859
1860 if test $BLDSHARED = true; then
1861         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1862         UNINSTALLLIBCMD_SH="rm -f"
1863 fi
1864 if test $enable_static = yes; then
1865         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1866         UNINSTALLLIBCMD_A="rm -f"
1867 fi
1868
1869 #################################################
1870 # --disable-shared-libs
1871 # can be used to disable the internal use of shared libs altogether
1872 # (this only has an effect when building shared libs is enabled)
1873 #
1874 USESHARED=false
1875 AC_SUBST(USESHARED)
1876
1877 AC_MSG_CHECKING(whether to use shared libraries internally)
1878 AC_ARG_ENABLE([shared-libs],
1879         AS_HELP_STRING([--enable-shared-libs],
1880                 [Use shared libraries internally (default=yes)]),
1881         [enable_shared_libs=$enableval],
1882         [enable_shared_libs=yes])
1883
1884 if test x"$enable_shared_libs" != x"no" ; then
1885         USESHARED=$BLDSHARED
1886 fi
1887
1888 AC_MSG_RESULT([$USESHARED])
1889
1890 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1891         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1892 fi
1893
1894 #################################################
1895 # --with-static-libs=LIBS:
1896 #   link (internal) libs dynamically or statically?
1897 #
1898 # If a subsystem is built as a library then this controls whether they are
1899 # linked into Samba targets statically or dynamically:
1900 #
1901 # * If we build the shared library at all, we link dynamically by default.
1902 #
1903 # * We only link statically if we don't build shared or if the library
1904 #   appears in the --with-static-libs configure option.
1905 #
1906 # Example:
1907 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1908 #   of linking the dynamic variant with -ltalloc.
1909 #
1910 # NOTE: This option only affects libraries that we do not only build
1911 # but that samba also links against as libraries (as opposed to linking
1912 # the plain object files. - This has to be configured in Makefile.in.
1913 # So in particular it does not harm to give invalid or unknown names here.
1914 #
1915
1916 AC_ARG_WITH([static-libs],
1917         [AS_HELP_STRING([--with-static-libs=LIBS],
1918                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1919         [AS_IF([test $withval],
1920                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1921                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1922                         eval LINK_$lib=STATIC
1923                 done], [])],
1924         [])
1925
1926 #
1927 # WORKAROUND:
1928 #   until we have organized other internal subsystems (as util, registry
1929 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1930 #   dynamically to samba programs.
1931 #
1932 LINK_LIBNETAPI=STATIC
1933
1934 LINK_LIBSMBCLIENT=STATIC
1935
1936 #
1937 #  The library versions are hardcoded here
1938 #  and filled into the LIBFOO_SOVER variable.
1939 #
1940 #  TODO: for talloc and tdb (at least), these should
1941 #  be extracted from their respective source directories
1942 #
1943 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])],
1944 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
1945
1946 if test "x$enable_external_libtalloc" != xno
1947 then
1948         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1949                 [ enable_external_libtalloc=yes ],
1950                 [ if test x$enable_external_libtalloc = xyes; then
1951                         AC_MSG_ERROR([Unable to find libtalloc])
1952                   else
1953                         enable_external_libtalloc=no
1954                   fi
1955                 ])
1956 fi
1957
1958 if test "x$enable_external_libtalloc" = xno
1959 then
1960         m4_include(../lib/talloc/libtalloc.m4)
1961         LINK_LIBTALLOC=STATIC
1962         SMB_LIBRARY(talloc, 2)
1963         LIBTALLOC_OBJ0=""
1964         for obj in ${TALLOC_OBJ}; do
1965                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1966         done
1967         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1968         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1969         AC_SUBST(LIBTALLOC_OBJ0)
1970
1971         TALLOCTORT="bin/talloctort\$(EXEEXT)"
1972         AC_SUBST(TALLOCTORT)
1973 fi
1974
1975
1976 AC_ARG_ENABLE(external_libtdb,
1977         [AS_HELP_STRING([--enable-external-libtdb],
1978                 [Enable external tdb [default=auto]])],
1979                 [ enable_external_libtalloc=$enableval ],
1980                 [ enable_external_libtalloc=auto ])
1981
1982 if test "x$enable_external_libtdb" != xno
1983 then
1984         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.2,
1985                 [ enable_external_libtdb=yes ],
1986                 [
1987                 if test x$enable_external_libtdb = xyes; then
1988                         AC_MSG_ERROR([Unable to find libtdb])
1989                 else
1990                         enable_external_libtdb=no
1991                 fi
1992                 ])
1993 fi
1994
1995 AC_SUBST(LIBTDB_OBJ0)
1996 if test "x$enable_external_libtdb" = xno
1997 then
1998         m4_include(../lib/tdb/libtdb.m4)
1999         LINK_LIBTDB=STATIC
2000         SMB_LIBRARY(tdb, 1)
2001         LIBTDB_OBJ0=""
2002         for obj in ${TDB_OBJ}; do
2003                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
2004         done
2005         AC_SUBST(LIBTDB_OBJ0)
2006         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
2007         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
2008
2009         TDBBACKUP="bin/tdbbackup\$(EXEEXT)"
2010         AC_SUBST(TDBBACKUP)
2011         TDBDUMP="bin/tdbdump\$(EXEEXT)"
2012         AC_SUBST(TDBDUMP)
2013         TDBTOOL="bin/tdbtool\$(EXEEXT)"
2014         AC_SUBST(TDBTOOL)
2015         TDBTORTURE="bin/tdbtorture\$(EXEEXT)"
2016         AC_SUBST(TDBTORTURE)
2017         ac_cv_have_tdb_err_nesting=yes
2018 else
2019         AC_TRY_COMPILE([#include "tdb.h"],
2020                        [enum TDB_ERROR err = TDB_ERR_NESTING],
2021                        ac_cv_have_tdb_err_nesting=yes,
2022                        ac_cv_have_tdb_err_nesting=no)
2023 fi
2024
2025 if test x"$ac_cv_have_tdb_err_nesting" = xyes; then
2026    AC_DEFINE(HAVE_TDB_ERR_NESTING, 1, [Whether we have TDB_ERR_NESTING])
2027 fi
2028
2029 SMB_LIBRARY(netapi, 0)
2030 SMB_LIBRARY(smbclient, 0)
2031 SMB_LIBRARY(smbsharemodes, 0)
2032 SMB_LIBRARY(addns, 0, no, [undefined API])
2033
2034
2035
2036 ################
2037
2038 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
2039 AC_TRY_RUN([#include <stdio.h>
2040 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
2041 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
2042 if test x"$samba_cv_have_longlong" = x"yes"; then
2043     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
2044     AC_CHECK_TYPE(intptr_t, unsigned long long)
2045 else
2046     AC_CHECK_TYPE(intptr_t, unsigned long)
2047 fi
2048
2049 #
2050 # Check if the compiler supports the LL prefix on long long integers.
2051 # AIX needs this.
2052
2053 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
2054     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
2055         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
2056 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
2057    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
2058 fi
2059
2060
2061 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
2062 AC_TRY_RUN([#include <time.h>
2063 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
2064 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
2065 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
2066     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
2067 fi
2068
2069 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2070 AC_TRY_RUN([#include <stdio.h>
2071 #include <sys/stat.h>
2072 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
2073 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2074 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
2075     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
2076 fi
2077
2078 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
2079 AC_TRY_RUN([
2080 #if defined(HAVE_UNISTD_H)
2081 #include <unistd.h>
2082 #endif
2083 #include <stdio.h>
2084 #include <sys/stat.h>
2085 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2086 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
2087 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
2088     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
2089 fi
2090
2091 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2092 AC_TRY_RUN([
2093 #if defined(HAVE_UNISTD_H)
2094 #include <unistd.h>
2095 #endif
2096 #include <stdio.h>
2097 #include <sys/stat.h>
2098 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2099 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2100 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2101     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2102 fi
2103
2104 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
2105 AC_TRY_RUN([
2106 #if defined(HAVE_UNISTD_H)
2107 #include <unistd.h>
2108 #endif
2109 #include <stdio.h>
2110 #include <sys/stat.h>
2111 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2112 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
2113 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
2114     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
2115 fi
2116
2117 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2118 AC_TRY_RUN([
2119 #if defined(HAVE_UNISTD_H)
2120 #include <unistd.h>
2121 #endif
2122 #include <stdio.h>
2123 #include <sys/stat.h>
2124 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2125 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2126 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2127     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2128 fi
2129
2130 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
2131 AC_TRY_RUN([
2132 #if defined(HAVE_UNISTD_H)
2133 #include <unistd.h>
2134 #endif
2135 #include <stdio.h>
2136 #include <sys/stat.h>
2137 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2138 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
2139 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
2140     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
2141 fi
2142
2143 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
2144 AC_TRY_COMPILE([
2145 #if defined(HAVE_UNISTD_H)
2146 #include <unistd.h>
2147 #endif
2148 #include <sys/types.h>
2149 #include <dirent.h>],
2150 [DIR64 de;],
2151 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2152 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2153     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2154 fi
2155
2156 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2157 AC_TRY_COMPILE([
2158 #if defined(HAVE_UNISTD_H)
2159 #include <unistd.h>
2160 #endif
2161 #include <sys/types.h>
2162 #include <dirent.h>],
2163 [struct dirent64 de;],
2164 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2165 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2166     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2167 fi
2168
2169 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2170 AC_TRY_RUN([
2171 #if defined(HAVE_UNISTD_H)
2172 #include <unistd.h>
2173 #endif
2174 #include <sys/types.h>
2175 main() { dev_t dev; int i = major(dev); return 0; }],
2176 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2177 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2178     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2179 fi
2180
2181 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2182 AC_TRY_RUN([
2183 #if defined(HAVE_UNISTD_H)
2184 #include <unistd.h>
2185 #endif
2186 #include <sys/types.h>
2187 main() { dev_t dev; int i = minor(dev); return 0; }],
2188 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2189 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2190     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2191 fi
2192
2193 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2194 AC_TRY_RUN([
2195 #if defined(HAVE_UNISTD_H)
2196 #include <unistd.h>
2197 #endif
2198 #include <sys/types.h>
2199 main() { dev_t dev = makedev(1,2); return 0; }],
2200 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2201 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2202     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2203 fi
2204
2205 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2206 AC_TRY_RUN([#include <stdio.h>
2207 main() { char c; c=250; exit((c > 0)?0:1); }],
2208 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2209 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2210     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2211 fi
2212
2213 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2214 AC_TRY_COMPILE([#include <sys/types.h>
2215 #include <dirent.h>
2216 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2217 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2218 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2219     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2220 fi
2221
2222 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2223 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2224 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2225 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2226     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2227 fi
2228
2229
2230 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2231
2232     # On some systems (eg. Linux) librt can pull in libpthread. We
2233     # don't want this to happen because libpthreads changes signal delivery
2234     # semantics in ways we are not prepared for. This breaks Linux oplocks
2235     # which rely on signals.
2236
2237     AC_LIBTESTFUNC(rt, clock_gettime,
2238             [
2239                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2240                                 [Whether clock_gettime is available])
2241                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2242                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2243                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2244                         ])
2245
2246 fi
2247
2248 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2249 AC_TRY_RUN([#include <sys/types.h>
2250 #include <dirent.h>
2251 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2252 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2253 di->d_name[0] == 0) exit(0); exit(1);} ],
2254 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2255 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2256     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2257 fi
2258
2259 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2260 AC_TRY_COMPILE([#include <sys/types.h>
2261 #include <utime.h>],
2262 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2263 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2264 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2265     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2266 fi
2267
2268 ##############
2269 # Check utmp details, but only if our OS offers utmp.h
2270 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2271 dnl  utmp and utmpx come in many flavours
2272 dnl  We need to check for many of them
2273 dnl  But we don't need to do each and every one, because our code uses
2274 dnl  mostly just the utmp (not utmpx) fields.
2275
2276 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2277
2278 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2279 AC_TRY_COMPILE([#include <sys/types.h>
2280 #include <utmp.h>],
2281 [struct utmp ut;  ut.ut_name[0] = 'a';],
2282 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2283 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2284     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2285 fi
2286
2287 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2288 AC_TRY_COMPILE([#include <sys/types.h>
2289 #include <utmp.h>],
2290 [struct utmp ut;  ut.ut_user[0] = 'a';],
2291 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2292 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2293     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2294 fi
2295
2296 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2297 AC_TRY_COMPILE([#include <sys/types.h>
2298 #include <utmp.h>],
2299 [struct utmp ut;  ut.ut_id[0] = 'a';],
2300 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2301 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2302     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2303 fi
2304
2305 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2306 AC_TRY_COMPILE([#include <sys/types.h>
2307 #include <utmp.h>],
2308 [struct utmp ut;  ut.ut_host[0] = 'a';],
2309 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2310 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2311     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2312 fi
2313
2314 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2315 AC_TRY_COMPILE([#include <sys/types.h>
2316 #include <utmp.h>],
2317 [struct utmp ut;  time_t t; ut.ut_time = t;],
2318 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2319 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2320     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2321 fi
2322
2323 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2324 AC_TRY_COMPILE([#include <sys/types.h>
2325 #include <utmp.h>],
2326 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2327 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2328 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2329     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2330 fi
2331
2332 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2333 AC_TRY_COMPILE([#include <sys/types.h>
2334 #include <utmp.h>],
2335 [struct utmp ut;  ut.ut_type = 0;],
2336 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2337 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2338     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2339 fi
2340
2341 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2342 AC_TRY_COMPILE([#include <sys/types.h>
2343 #include <utmp.h>],
2344 [struct utmp ut;  ut.ut_pid = 0;],
2345 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2346 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2347     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2348 fi
2349
2350 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2351 AC_TRY_COMPILE([#include <sys/types.h>
2352 #include <utmp.h>],
2353 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2354 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2355 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2356     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2357 fi
2358
2359 dnl Look for the IPv6 varient by preference. Many systems have both.
2360 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2361 AC_TRY_COMPILE([#include <sys/types.h>
2362 #include <utmp.h>],
2363 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2364 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2365 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2366     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2367 fi
2368
2369 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2370 AC_TRY_COMPILE([#include <sys/types.h>
2371 #include <utmp.h>],
2372 [struct utmp ut;  ut.ut_addr = 0;],
2373 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2374 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2375     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2376 fi
2377
2378 if test x$ac_cv_func_pututline = xyes ; then
2379   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2380   AC_TRY_COMPILE([#include <sys/types.h>
2381 #include <utmp.h>],
2382   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2383   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2384   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2385       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2386   fi
2387 fi
2388
2389 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2390 AC_TRY_COMPILE([#include <sys/types.h>
2391 #include <utmpx.h>],
2392 [struct utmpx ux;  ux.ut_syslen = 0;],
2393 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2394 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2395     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2396 fi
2397
2398 fi
2399 # end utmp details
2400
2401
2402 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2403 AC_ARG_WITH(libiconv,
2404 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2405 [
2406   if test "$withval" = "no" ; then
2407     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2408   else
2409      if test "$withval" != "yes" ; then
2410         ICONV_PATH_SPEC=yes
2411         ICONV_LOOK_DIRS="$withval"
2412      fi
2413   fi
2414 ])
2415
2416 for i in $ICONV_LOOK_DIRS ; do
2417
2418     save_LIBS="$LIBS"
2419     save_LDFLAGS="$LDFLAGS"
2420     save_CPPFLAGS="$CPPFLAGS"
2421
2422     iconv_current_LIBS=""
2423     iconv_current_LDFLAGS=""
2424     iconv_current_CPPFLAGS=""
2425
2426     ICONV_FOUND="no"
2427     unset libext
2428
2429     #  This is here to handle -withval stuff for --with-libiconv
2430     #  Perhaps we should always add a -L
2431     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2432
2433     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2434     # installation paths. This gets a little tricky since we might have iconv
2435     # in both libiconv and in libc. In this case the jm_ICONV test will always
2436     # succeed when the header is found. To counter this, make sure the
2437     # library directory is there and check the ABI directory first (which
2438     # should be harmless on other systems, but causes tons of linker warnings on
2439     # 64bit Ubuntu systems).
2440     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2441     # installed, I've decided to fix the linker warnings.
2442     # -- Kai
2443     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2444     for l in "lib" "lib32" "lib/hpux32"; do
2445         if test -d "$i/$l" ; then
2446                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2447                 LIBS=
2448                 export LDFLAGS LIBS CPPFLAGS
2449                 # Try to find iconv(3)
2450                 jm_ICONV($i/$l)
2451                 if test x"$ICONV_FOUND" = "xyes" ; then
2452                     libext="$l"
2453                     break
2454                 fi
2455         fi
2456     done
2457
2458     if test x"$ICONV_FOUND" = "xyes" ; then
2459         iconv_current_LDFLAGS="-L$i/$libext"
2460         iconv_current_CPPFLAGS="-I$i/include"
2461
2462         if test x"$jm_cv_lib_iconv" != x; then
2463             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2464         else
2465             # We found iconv in libc.
2466             iconv_current_LIBS=""
2467         fi
2468
2469     fi
2470
2471     if test x"$ICONV_FOUND" = "xyes" ; then
2472
2473         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2474         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2475         LIBS="$save_LIBS $iconv_current_LIBS"
2476         export LDFLAGS LIBS CPPFLAGS
2477
2478         default_dos_charset=no
2479         default_display_charset=no
2480         default_unix_charset=no
2481
2482         # check for default dos charset name
2483         for j in CP850 IBM850 ; do
2484             rjs_CHARSET($j)
2485             default_dos_charset="$ICONV_CHARSET"
2486             if test x"$default_dos_charset" = x"$j"; then
2487                 break
2488             fi
2489         done
2490
2491         # check for default display charset name
2492         for j in ASCII 646 ; do
2493             rjs_CHARSET($j)
2494             default_display_charset="$ICONV_CHARSET"
2495             if test x"$default_display_charset" = x"$j"; then
2496                 break
2497             fi
2498         done
2499
2500         # check for default unix charset name
2501         for j in UTF-8 UTF8 ; do
2502             rjs_CHARSET($j)
2503             default_unix_charset="$ICONV_CHARSET"
2504             if test x"$default_unix_charset" = x"$j"; then
2505                 break
2506             fi
2507         done
2508
2509         if test "$default_dos_charset" != "no" -a \
2510                 "$default_dos_charset" != "cross" -a \
2511                 "$default_display_charset" != "no" -a \
2512                 "$default_display_charset" != "cross" -a \
2513                 "$default_unix_charset" != "no" -a \
2514                 "$default_unix_charset" != "cross"
2515         then
2516                 samba_cv_HAVE_NATIVE_ICONV=yes
2517         else
2518             if test "$default_dos_charset" = "cross" -o \
2519                      "$default_display_charset" = "cross" -o \
2520                      "$default_unix_charset" = "cross"
2521             then
2522                     samba_cv_HAVE_NATIVE_ICONV=cross
2523             else
2524                     samba_cv_HAVE_NATIVE_ICONV=no
2525             fi
2526         fi
2527
2528         # At this point, we have a libiconv candidate. We know that
2529         # we have the right headers and libraries, but we don't know
2530         # whether it does the conversions we want. We can't test this
2531         # because we are cross-compiling. This is not necessarily a big
2532         # deal, since we can't guarantee that the results we get now will
2533         # match the results we get at runtime anyway.
2534         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2535             default_dos_charset="CP850"
2536             default_display_charset="ASCII"
2537             default_unix_charset="UTF-8"
2538             samba_cv_HAVE_NATIVE_ICONV=yes
2539             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2540             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2541         fi
2542
2543         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2544
2545             CPPFLAGS=$save_CPPFLAGS
2546             LDFLAGS=$save_LDFLAGS
2547             LIBS=$save_LIBS
2548
2549             if test x"$iconv_current_LIBS" != x; then
2550                 LIBS="$LIBS $iconv_current_LIBS"
2551             fi
2552
2553             # Add the flags we need to CPPFLAGS and LDFLAGS
2554             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2555             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2556
2557             # Turn the #defines into string literals
2558             default_dos_charset="\"$default_dos_charset\""
2559             default_display_charset="\"$default_display_charset\""
2560             default_unix_charset="\"$default_unix_charset\""
2561
2562             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2563             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2564             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2565             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2566
2567            break
2568         fi
2569
2570     # We didn't find a working iconv, so keep going
2571     fi
2572
2573     #  We only need to clean these up here for the next pass through the loop
2574     CPPFLAGS=$save_CPPFLAGS
2575     LDFLAGS=$save_LDFLAGS
2576     LIBS=$save_LIBS
2577     export LDFLAGS LIBS CPPFLAGS
2578 done
2579 unset libext
2580
2581
2582 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2583     AC_MSG_WARN([Sufficient support for iconv function was not found.
2584     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2585    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2586    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2587    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2588 fi
2589
2590
2591 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2592 AC_TRY_RUN([
2593 #include <sys/types.h>
2594 #include <fcntl.h>
2595 #ifndef F_GETLEASE
2596 #define F_GETLEASE      1025
2597 #endif
2598 main() {
2599        int fd = open("/dev/null", O_RDONLY);
2600        return fcntl(fd, F_GETLEASE, 0) == -1;
2601 }
2602 ],
2603 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2604 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2605     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2606 fi
2607
2608 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2609 AC_TRY_RUN([
2610 #include <sys/types.h>
2611 #include <fcntl.h>
2612 #include <signal.h>
2613 #ifndef F_NOTIFY
2614 #define F_NOTIFY 1026
2615 #endif
2616 main() {
2617         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2618 }
2619 ],
2620 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2621 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2622     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2623 fi
2624
2625 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2626 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2627 AC_CHECK_FUNCS(inotify_init)
2628 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2629 ],
2630 samba_cv_HAVE_INOTIFY=yes,
2631 samba_cv_HAVE_INOTIFY=no,
2632 samba_cv_HAVE_INOTIFY=cross)
2633
2634 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2635     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2636 fi
2637
2638 #################################################
2639 # Check if FAM notifications are available. For FAM info, see
2640 #       http://oss.sgi.com/projects/fam/
2641 #       http://savannah.nongnu.org/projects/fam/
2642 AC_ARG_ENABLE(fam,
2643 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2644
2645 if test x$enable_fam != xno; then
2646     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2647     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2648         # On IRIX, libfam requires libC, but other FAM implementations
2649         # might not need it.
2650         AC_CHECK_LIB(fam, FAMOpen2,
2651             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2652             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2653             [samba_cv_HAVE_LIBFAM=no])
2654
2655         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2656             samba_fam_xtra=-lC
2657             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2658                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2659                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2660                 [samba_cv_HAVE_LIBFAM=no])
2661             unset samba_fam_xtra
2662         fi
2663     fi
2664     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2665         default_shared_modules="$default_shared_modules vfs_notify_fam"
2666         AC_TRY_COMPILE([#include <fam.h>],
2667                     [enum FAMCodes code = FAMChanged;],
2668                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2669                         [Whether fam.h contains a typedef for enum FAMCodes]),
2670                     [])
2671     fi
2672
2673     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2674         AC_CHECK_LIB(fam, FAMNoExists,
2675             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2676     fi
2677
2678     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2679         AC_MSG_ERROR(FAM support requested but FAM library not available )
2680     fi
2681 fi
2682
2683 AC_SUBST(SMB_FAM_LIBS)
2684
2685 #################################################
2686 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2687
2688
2689 with_dmapi_support=auto
2690 AC_MSG_CHECKING(whether to use DMAPI support)
2691 AC_ARG_WITH(dmapi,
2692 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2693 [ case "$withval" in
2694   yes|no)
2695     with_dmapi_support=$withval
2696     ;;
2697   esac ]
2698 )
2699 AC_MSG_RESULT([$with_dmapi_support])
2700
2701 if test x"$with_dmapi_support" != xno ; then
2702         SMB_CHECK_DMAPI([], [
2703                 AC_MSG_NOTICE(DMAPI support not present)
2704                 if test x"$with_dmapi_support" = xyes ; then
2705                         AC_MSG_ERROR(no DMAPI support found but requested!)
2706                 fi
2707                 ]
2708         )
2709 fi
2710
2711 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2712 # Theoretically it should work with AIX JFS2 too but this needs testing
2713 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2714     default_shared_modules="$default_shared_modules vfs_tsmsm"
2715 fi
2716
2717 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2718 AC_TRY_RUN([
2719 #include <sys/types.h>
2720 #include <fcntl.h>
2721 #include <signal.h>
2722 #include <sys/file.h>
2723 #ifndef LOCK_MAND
2724 #define LOCK_MAND       32
2725 #define LOCK_READ       64
2726 #endif
2727 main() {
2728         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2729 }
2730 ],
2731 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2732 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2733     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2734 fi
2735
2736
2737 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2738 AC_TRY_COMPILE([#include <sys/types.h>
2739 #include <fcntl.h>],
2740 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2741 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2742 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2743     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2744 fi
2745
2746 #################################################
2747 # Check for POSIX capability support
2748
2749 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2750     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2751     [], [])
2752
2753 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2754
2755     ac_save_LIBS=$LIBS
2756     AC_LIBTESTFUNC(cap, cap_get_proc)
2757
2758     AC_CACHE_CHECK([for POSIX capabilities],
2759             samba_cv_HAVE_POSIX_CAPABILITIES,
2760             [
2761                 AC_TRY_RUN([
2762 #include <sys/types.h>
2763 #include <sys/capability.h>
2764 main() {
2765  cap_t cap;
2766  cap_value_t vals[1];
2767  if (!(cap = cap_get_proc()))
2768    exit(1);
2769  vals[0] = CAP_CHOWN;
2770  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2771  cap_set_proc(cap);
2772  exit(0);
2773 }],
2774                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2775                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2776                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2777             ])
2778
2779 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2780     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2781             [Whether POSIX capabilities are available])
2782 else
2783     LIBS=$ac_save_LIBS
2784 fi
2785
2786 fi
2787
2788 #
2789 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2790 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2791 #
2792
2793 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2794 AC_TRY_COMPILE([#include <sys/types.h>
2795 #if defined(HAVE_RPC_RPC_H)
2796 #include <rpc/rpc.h>
2797 #endif],
2798 [int16 testvar;],
2799 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2800 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2801     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2802 fi
2803
2804 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2805 AC_TRY_COMPILE([#include <sys/types.h>
2806 #if defined(HAVE_RPC_RPC_H)
2807 #include <rpc/rpc.h>
2808 #endif],
2809 [uint16 testvar;],
2810 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2811 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2812     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2813 fi
2814
2815 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2816 AC_TRY_COMPILE([#include <sys/types.h>
2817 #if defined(HAVE_RPC_RPC_H)
2818 #include <rpc/rpc.h>
2819 #endif],
2820 [int32 testvar;],
2821 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2822 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2823     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2824 fi
2825
2826 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2827 AC_TRY_COMPILE([#include <sys/types.h>
2828 #if defined(HAVE_RPC_RPC_H)
2829 #include <rpc/rpc.h>
2830 #endif],
2831 [uint32 testvar;],
2832 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2833 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2834     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2835 fi
2836
2837 dnl
2838 dnl Some systems (SCO) have a problem including
2839 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2840 dnl as a #define in <prot.h> and as part of an enum
2841 dnl in <rpc/rpc.h>.
2842 dnl
2843
2844 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2845 AC_TRY_COMPILE([#include <sys/types.h>
2846 #ifdef HAVE_SYS_SECURITY_H
2847 #include <sys/security.h>
2848 #include <prot.h>
2849 #endif  /* HAVE_SYS_SECURITY_H */
2850 #if defined(HAVE_RPC_RPC_H)
2851 #include <rpc/rpc.h>
2852 #endif],
2853 [int testvar;],
2854 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2855 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2856     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2857 fi
2858
2859 AC_MSG_CHECKING([for test routines])
2860 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2861            AC_MSG_RESULT(yes),
2862            AC_MSG_ERROR([cant find test code. Aborting config]),
2863            AC_MSG_WARN([cannot run when cross-compiling]))
2864
2865 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2866 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2867            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2868 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2869     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2870 fi
2871
2872 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2873 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2874            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2875 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2876     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2877 fi
2878
2879 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2880 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2881 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2882 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2883 AC_CHECK_FUNCS(getpagesize)
2884
2885 ################################################
2886 # look for a method of setting the effective uid
2887 seteuid=no;
2888
2889 if test $seteuid = no; then
2890 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2891 AC_TRY_RUN([
2892 #define AUTOCONF_TEST 1
2893 #define USE_SETREUID 1
2894 #include "confdefs.h"
2895 #include "${srcdir-.}/lib/util_sec.c"],
2896            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2897 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2898     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2899 fi
2900 fi
2901
2902 # we check for setresuid second as it conflicts with AIO on Linux. 
2903 # see http://samba.org/~tridge/junkcode/aio_uid.c
2904 if test $seteuid = no; then
2905 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2906 AC_TRY_RUN([
2907 #define AUTOCONF_TEST 1
2908 #define USE_SETRESUID 1
2909 #include "confdefs.h"
2910 #include "${srcdir-.}/lib/util_sec.c"],
2911            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2912 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2913     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2914 fi
2915 fi
2916
2917 if test $seteuid = no; then
2918 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2919 AC_TRY_RUN([
2920 #define AUTOCONF_TEST 1
2921 #define USE_SETEUID 1
2922 #include "confdefs.h"
2923 #include "${srcdir-.}/lib/util_sec.c"],
2924            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2925 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2926     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2927 fi
2928 fi
2929
2930 if test $seteuid = no; then
2931 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2932 AC_TRY_RUN([
2933 #define AUTOCONF_TEST 1
2934 #define USE_SETUIDX 1
2935 #include "confdefs.h"
2936 #include "${srcdir-.}/lib/util_sec.c"],
2937            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2938 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2939     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2940 fi
2941 fi
2942
2943 AC_CACHE_CHECK([for the Darwin initgroups system call],
2944         samba_cv_DARWIN_INITGROUPS,
2945         AC_TRY_LINK([
2946 #include <sys/syscall.h>
2947 #include <unistd.h>
2948         ],
2949         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2950         samba_cv_DARWIN_INITGROUPS=yes,
2951         samba_cv_DARWIN_INITGROUPS=no)
2952 )
2953
2954 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2955     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2956         [Whether to use the Darwin-specific initgroups system call])
2957 fi
2958
2959 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2960 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2961            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2962 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2963     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2964 fi
2965
2966 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2967 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2968            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2969 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2970     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2971
2972 else
2973
2974 dnl
2975 dnl Don't check for 64 bit fcntl locking if we know that the
2976 dnl glibc2.1 broken check has succeeded.
2977 dnl
2978
2979   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2980   AC_TRY_RUN([
2981 #if defined(HAVE_UNISTD_H)
2982 #include <unistd.h>
2983 #endif
2984 #include <stdio.h>
2985 #include <stdlib.h>
2986
2987 #ifdef HAVE_FCNTL_H
2988 #include <fcntl.h>
2989 #endif
2990
2991 #ifdef HAVE_SYS_FCNTL_H
2992 #include <sys/fcntl.h>
2993 #endif
2994 main() { struct flock64 fl64;
2995 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2996 exit(0);
2997 #else
2998 exit(1);
2999 #endif
3000 }],
3001        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
3002
3003   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
3004       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
3005   fi
3006 fi
3007
3008 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
3009 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
3010 AC_TRY_COMPILE([
3011   #define _XOPEN_SOURCE 600
3012   #include <stdlib.h>
3013   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
3014     probably broken posix_fallocate
3015   #endif
3016 ], [
3017 ], 
3018 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
3019 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
3020         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE,, Whether we have a broken posix_fallocate)
3021 fi
3022
3023
3024 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
3025 AC_TRY_COMPILE([#include <sys/types.h>
3026 #include <sys/stat.h>
3027 #include <unistd.h>],
3028 [struct stat st;  st.st_blocks = 0;],
3029 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
3030 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
3031     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
3032 fi
3033
3034 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
3035
3036 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
3037 AC_TRY_COMPILE([#include <sys/types.h>
3038 #include <sys/stat.h>
3039 #include <unistd.h>],
3040 [struct stat st;  st.st_blksize = 0;],
3041 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
3042 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
3043     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
3044 fi
3045
3046 AC_CACHE_CHECK([for st_flags in struct stat],
3047         samba_cv_HAVE_STAT_ST_FLAGS,
3048         [
3049             AC_TRY_COMPILE([#include <sys/types.h>
3050 #include <sys/stat.h>
3051 #include <unistd.h>],
3052             [struct stat st;  st.st_flags = 0;],
3053             samba_cv_HAVE_STAT_ST_FLAGS=yes,
3054             samba_cv_HAVE_STAT_ST_FLAGS=no,
3055             samba_cv_HAVE_STAT_ST_FLAGS=cross)
3056         ])
3057
3058 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
3059     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
3060                 [Whether the stat struct has a st_flags member])
3061 fi
3062
3063 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
3064 AC_TRY_COMPILE([
3065 #include <sys/types.h>
3066 #include <sys/acl.h>
3067 #if defined(HAVE_RPCSVC_NIS_H)
3068 #include <rpcsvc/nis.h>
3069 #endif],
3070 [int i;],
3071 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
3072 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
3073         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
3074 fi
3075
3076 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3077 AC_TRY_RUN([
3078 #include <stdio.h>
3079 #include <limits.h>
3080 #include <signal.h>
3081
3082 void exit_on_core(int ignored) {
3083         exit(1);
3084 }
3085
3086 main() {
3087         char *newpath;
3088         signal(SIGSEGV, exit_on_core);
3089         newpath = realpath("/tmp", NULL);
3090         exit((newpath != NULL) ? 0 : 1);
3091 }
3092 ],
3093 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3094 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3095     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3096 fi
3097
3098 #################################################
3099 # check for AFS clear-text auth support
3100 samba_cv_WITH_AFS=no
3101 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3102 AC_ARG_WITH(afs,
3103 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3104 [ case "$withval" in
3105   yes|auto)
3106     AC_MSG_RESULT($withval)
3107     samba_cv_WITH_AFS=$withval
3108     ;;
3109   *)
3110     AC_MSG_RESULT(no)
3111     ;;
3112   esac ],
3113   AC_MSG_RESULT(no)
3114 )
3115
3116 ####################################################
3117 # check for Linux-specific AFS fake-kaserver support
3118 samba_cv_WITH_FAKE_KASERVER=no
3119 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3120 AC_ARG_WITH(fake-kaserver,
3121 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3122 [ case "$withval" in
3123   yes|auto)
3124     AC_MSG_RESULT($withval)
3125     samba_cv_WITH_FAKE_KASERVER=$withval
3126     ;;
3127   *)
3128     AC_MSG_RESULT(no)
3129     ;;
3130   esac ],
3131   AC_MSG_RESULT(no)
3132 )
3133
3134 #################################################
3135 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3136 if test x"$samba_cv_WITH_AFS" != x"no" ||
3137    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3138
3139     # see if this box has the OpenSSL DES libraries
3140     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3141
3142     # see if this box has the afs-headers in /usr/include/afs
3143     AC_MSG_CHECKING(for /usr/include/afs)
3144     if test -d /usr/include/afs; then
3145           AC_MSG_RESULT(yes)
3146     else
3147       AC_MSG_RESULT(no)
3148     fi
3149
3150     # check for afs.h
3151     have_afs_headers=no
3152     AC_CHECK_HEADERS(afs.h afs/afs.h)
3153     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3154         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3155            test x"$samba_cv_WITH_AFS" = x"auto"; then
3156                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3157         else
3158                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3159         fi
3160     else
3161         have_afs_headers=yes
3162     fi
3163 fi
3164
3165 FAKE_KASERVER_OBJ=""
3166 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3167     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3168     FAKE_KASERVER_OBJ="utils/net_afs.o"
3169 fi
3170 AC_SUBST(FAKE_KASERVER_OBJ)
3171
3172 #################################################
3173 # check whether to compile AFS/NT ACL mapping module
3174 samba_cv_WITH_VFS_AFSACL=no
3175 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3176 AC_ARG_WITH(vfs-afsacl,
3177 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3178 [ case "$withval" in
3179   yes|auto)
3180     AC_MSG_RESULT($withval)
3181     samba_cv_WITH_VFS_AFSACL=yes
3182     ;;
3183   *)
3184     AC_MSG_RESULT(no)
3185     ;;
3186   esac ],
3187   AC_MSG_RESULT(no)
3188 )
3189
3190 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3191    default_shared_modules="$default_shared_modules vfs_afsacl"
3192 fi
3193         
3194 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3195     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3196 fi
3197
3198 #################################################
3199 # check for the DFS clear-text auth system
3200 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3201 AC_ARG_WITH(dfs,
3202 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3203 [ case "$withval" in
3204   yes)
3205     AC_MSG_RESULT(yes)
3206     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3207     ;;
3208   *)
3209     AC_MSG_RESULT(no)
3210     ;;
3211   esac ],
3212   AC_MSG_RESULT(no)
3213 )
3214
3215 ########################################################
3216 # Compile with LDAP support?
3217
3218 with_ldap_support=auto
3219 AC_MSG_CHECKING([for LDAP support])
3220
3221 AC_ARG_WITH(ldap,
3222 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3223 [ case "$withval" in
3224     yes|no)
3225         with_ldap_support=$withval
3226         ;;
3227   esac ])
3228
3229 AC_MSG_RESULT($with_ldap_support)
3230
3231 SMBLDAP=""
3232 AC_SUBST(SMBLDAP)
3233 SMBLDAPUTIL=""
3234 AC_SUBST(SMBLDAPUTIL)
3235
3236 if test x"$with_ldap_support" != x"no"; then
3237
3238   ##################################################################
3239   # first test for ldap.h and lber.h
3240   # (ldap.h is required for this test)
3241   AC_CHECK_HEADERS(ldap.h lber.h)
3242
3243   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3244         if test x"$with_ldap_support" = x"yes"; then
3245          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3246         else
3247          AC_MSG_WARN(ldap.h is needed for LDAP support)
3248         fi
3249         
3250         with_ldap_support=no
3251   fi
3252
3253   ##################################################################
3254   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3255   # unsigned int in include/includes.h
3256   case $host_os in
3257         *hpux*)
3258          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3259          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3260         with_ldap_support=yes
3261         ;;
3262         *)
3263         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3264         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3265                 if test x"$with_ldap_support" = x"yes"; then
3266                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3267                 else
3268                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3269                 fi
3270                 with_ldap_support=no
3271         fi
3272         ;;
3273   esac
3274 fi
3275
3276 if test x"$with_ldap_support" != x"no"; then
3277   ac_save_LIBS=$LIBS
3278
3279   ##################################################################
3280   # we might need the lber lib on some systems. To avoid link errors
3281   # this test must be before the libldap test
3282   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3283
3284   ########################################################
3285   # If ber_sockbuf_add_io() is available we can add
3286   # SASL wrapping hooks
3287   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3288
3289   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3290                  AC_TRY_COMPILE([#include <ldap.h>],
3291                                 [int val = LDAP_OPT_SOCKBUF;],
3292                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3293                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3294
3295   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3296           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3297         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3298   fi
3299
3300   #######################################################
3301   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3302   # ldap logging and print it out in the samba logs
3303   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3304                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3305                  [AC_TRY_COMPILE([#include <lber.h>],
3306                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3307                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3308                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3309
3310   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3311         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3312                   [Support for LDAP/LBER logging interception])
3313   fi
3314
3315   ########################################################
3316   # now see if we can find the ldap libs in standard paths
3317   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3318
3319   ########################################################
3320   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3321   # Check found in pam_ldap 145.
3322   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3323
3324   LIBS="$LIBS $LDAP_LIBS"
3325   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3326     AC_TRY_COMPILE([
3327         #include <lber.h>
3328         #include <ldap.h>],
3329         [ldap_set_rebind_proc(0, 0, 0);],
3330         [smb_ldap_cv_ldap_set_rebind_proc=3],
3331         [smb_ldap_cv_ldap_set_rebind_proc=2]
3332     )
3333   ])
3334
3335   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3336
3337   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3338
3339   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3340     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3341     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3342     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3343     default_shared_modules="$default_shared_modules";
3344     SMBLDAP="lib/smbldap.o"
3345     SMBLDAPUTIL="lib/smbldap_util.o"
3346     with_ldap_support=yes
3347     AC_MSG_CHECKING(whether LDAP support is used)
3348     AC_MSG_RESULT(yes)
3349   else
3350     if test x"$with_ldap_support" = x"yes"; then
3351         AC_MSG_ERROR(libldap is needed for LDAP support)
3352     else
3353         AC_MSG_WARN(libldap is needed for LDAP support)
3354     fi
3355
3356     LDAP_LIBS=""
3357     with_ldap_support=no
3358   fi
3359   LIBS=$ac_save_LIBS
3360 fi
3361
3362
3363 #################################################
3364 # active directory support
3365
3366 with_ads_support=auto
3367 AC_MSG_CHECKING([for Active Directory and krb5 support])
3368
3369 AC_ARG_WITH(ads,
3370 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3371 [ case "$withval" in
3372     yes|no)
3373         with_ads_support="$withval"
3374         ;;
3375   esac ])
3376
3377 AC_MSG_RESULT($with_ads_support)
3378
3379 FOUND_KRB5=no
3380 KRB5_LIBS=""
3381
3382 if test x"$with_ldap_support" != x"yes"; then
3383
3384     if test x"$with_ads_support" = x"yes"; then
3385         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3386     elif test x"$with_ads_support" = x"auto"; then
3387         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3388         with_ads_support=no
3389     fi
3390
3391 else
3392
3393     # Check to see whether there is enough LDAP functionality to be able
3394     # to build AD support.
3395
3396 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3397 case "$host_os" in
3398         *hpux*)
3399     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3400
3401     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3402         if test x"$with_ads_support" = x"yes"; then
3403             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3404         elif test x"$with_ads_support" = x"auto"; then
3405             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3406             with_ads_support=no
3407         fi
3408     fi
3409     ;;
3410         *)
3411     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3412
3413     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3414         if test x"$with_ads_support" = x"yes"; then
3415             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3416         elif test x"$with_ads_support" = x"auto"; then
3417             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3418             with_ads_support=no
3419         fi
3420     fi
3421     ;;
3422 esac
3423
3424
3425     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3426
3427     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3428         if test x"$with_ads_support" = x"yes"; then
3429             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3430         elif test x"$with_ads_support" = x"auto"; then
3431             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3432             with_ads_support=no
3433         fi
3434     fi
3435
3436 fi
3437
3438 if test x"$with_ads_support" != x"no"; then
3439
3440   # Do no harm to the values of CFLAGS and LIBS while testing for
3441   # Kerberos support.
3442
3443   if test x$FOUND_KRB5 = x"no"; then
3444     #################################################
3445     # check for location of Kerberos 5 install
3446     AC_MSG_CHECKING(for kerberos 5 install path)
3447     AC_ARG_WITH(krb5,
3448     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3449     [ case "$withval" in
3450       no)
3451         AC_MSG_RESULT(no krb5-path given)
3452         ;;
3453       yes)
3454         AC_MSG_RESULT(/usr)
3455         FOUND_KRB5=yes
3456         ;;
3457       *)
3458         AC_MSG_RESULT($withval)
3459         KRB5_CFLAGS="-I$withval/include"
3460         KRB5_CPPFLAGS="-I$withval/include"
3461         KRB5_LDFLAGS="-L$withval/lib"
3462         FOUND_KRB5=yes
3463         if test -x "$withval/bin/krb5-config"; then
3464                 KRB5CONFIG=$withval/bin/krb5-config
3465         fi
3466         ;;
3467       esac ],
3468       AC_MSG_RESULT(no krb5-path given)
3469     )
3470   fi
3471
3472   #################################################
3473   # check for krb5-config from recent MIT and Heimdal kerberos 5
3474   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3475   AC_MSG_CHECKING(for working krb5-config)
3476   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3477     ac_save_CFLAGS=$CFLAGS
3478     CFLAGS="";export CFLAGS
3479     ac_save_LDFLAGS=$LDFLAGS
3480     LDFLAGS="";export LDFLAGS
3481     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3482     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3483     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3484     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3485     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3486     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3487     FOUND_KRB5=yes
3488     AC_MSG_RESULT(yes)
3489   else
3490     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3491   fi
3492
3493   if test x$FOUND_KRB5 = x"no"; then
3494     #################################################
3495     # see if this box has the SuSE location for the heimdal krb implementation
3496     AC_MSG_CHECKING(for /usr/include/heimdal)
3497     if test -d /usr/include/heimdal; then
3498       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3499           KRB5_CFLAGS="-I/usr/include/heimdal"
3500           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3501           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3502           FOUND_KRB5=yes
3503           AC_MSG_RESULT(yes)
3504       else
3505           KRB5_CFLAGS="-I/usr/include/heimdal"
3506           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3507           FOUND_KRB5=yes
3508           AC_MSG_RESULT(yes)
3509       fi
3510     else
3511       AC_MSG_RESULT(no)
3512     fi
3513   fi
3514
3515   if test x$FOUND_KRB5 = x"no"; then
3516     #################################################
3517     # see if this box has the RedHat location for kerberos
3518     AC_MSG_CHECKING(for /usr/kerberos)
3519     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3520       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3521       KRB5_CFLAGS="-I/usr/kerberos/include"
3522       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3523       FOUND_KRB5=yes
3524       AC_MSG_RESULT(yes)
3525     else
3526       AC_MSG_RESULT(no)
3527     fi
3528   fi
3529
3530   if test x$FOUND_KRB5 = x"no"; then
3531     #################################################
3532     # see if this box has the OpenBSD location for heimdal krb5
3533     AC_MSG_CHECKING(for /usr/include/kerberosV)
3534     if test -d /usr/include/kerberosV; then
3535       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3536       KRB5_LIBS="-lcrypto"
3537       FOUND_KRB5=yes
3538       AC_MSG_RESULT(yes)
3539     else
3540       AC_MSG_RESULT(no)
3541     fi
3542   fi
3543
3544   ac_save_CFLAGS=$CFLAGS
3545   ac_save_CPPFLAGS=$CPPFLAGS
3546   ac_save_LDFLAGS=$LDFLAGS
3547
3548   # remove needless evil rpath stuff as early as possible:
3549   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3550   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3551   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3552   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3553   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3554
3555   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3556
3557   # now check for krb5.h. Some systems have the libraries without the headers!
3558   # note that this check is done here to allow for different kerberos
3559   # include paths
3560   AC_CHECK_HEADERS(krb5.h)
3561
3562   if test x"$ac_cv_header_krb5_h" = x"no"; then
3563
3564     # Give a warning if AD support was not explicitly requested,
3565     # i.e with_ads_support = auto, otherwise die with an error.
3566
3567     if test x"$with_ads_support" = x"yes"; then
3568       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3569     else
3570       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3571     fi
3572
3573     # Turn off AD support and restore CFLAGS and LIBS variables
3574
3575     with_ads_support="no"
3576
3577     CFLAGS=$ac_save_CFLAGS
3578     CPPFLAGS=$ac_save_CPPFLAGS
3579     LDFLAGS=$ac_save_LDFLAGS
3580   fi
3581   AC_CHECK_HEADERS([krb5/locate_plugin.h], [], [],
3582 [[#ifdef HAVE_KRB5_H
3583  #include <krb5.h>
3584  #endif
3585 ]])
3586
3587   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3588         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3589         if test x"$BLDSHARED" = x"true" ; then
3590                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3591         fi
3592   fi