Fix fallback if system doesn't provide talloc.
[kai/samba-autobuild/.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 "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26
27 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])], 
28 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
29
30 if test "x$enable_external_libtalloc" != xno
31 then
32         PKG_CHECK_MODULES(TALLOC, talloc >= 1.3.0, 
33                 [ enable_external_libtalloc=yes ],
34                 [ if x$enable_external_libtalloc = xyes; then 
35                         AC_MSG_ERROR([Unable to find libtalloc])
36               else 
37                         enable_external_libtalloc=no
38                   fi
39                 ])
40 fi
41
42 if test "x$enable_external_libtalloc" = xno
43 then
44         m4_include(../lib/talloc/libtalloc.m4)
45 fi
46
47 LIBTALLOC_OBJ0=""
48 for obj in ${TALLOC_OBJ}; do
49         LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
50 done
51 AC_SUBST(LIBTALLOC_OBJ0)
52
53 m4_include(../lib/tevent/libtevent.m4)
54
55 LIBTEVENT_OBJ0=""
56 for obj in ${TEVENT_OBJ}; do
57         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
58 done
59 AC_SUBST(LIBTEVENT_OBJ0)
60 LIBS="${LIBS} ${TEVENT_LIBS}"
61
62 # TODO: These should come from m4_include(lib/tdb/libtdb.m4)
63 # but currently this fails: things have to get merged from s4.
64 tdbdir="../lib/tdb"
65 AC_SUBST(tdbdir)
66 TDB_CFLAGS="-I${srcdir-.}/$tdbdir/include"
67 AC_SUBST(TDB_CFLAGS)
68
69 LIBTDB_OBJ0=""
70 for o in common/tdb.o common/dump.o common/transaction.o common/error.o \
71              common/traverse.o common/freelist.o common/freelistcheck.o \
72                  common/io.o common/lock.o common/open.o; 
73 do 
74         LIBTDB_OBJ0="$LIBTDB_OBJ0 $tdbdir/$o"
75 done
76
77 AC_SUBST(LIBTDB_OBJ0)
78 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
79 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
80 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
81 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
82 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
83 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
84 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
85 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
86
87 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
88
89 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
90 if test "x${srcdir-.}" != "x."; then
91         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
92 fi
93
94 dnl Unique-to-Samba variables we'll be playing with.
95 AC_SUBST(SAMBA_CPPFLAGS)
96 AC_SUBST(SHELL)
97 AC_SUBST(LDSHFLAGS)
98 AC_SUBST(SONAMEFLAG)
99 AC_SUBST(SHLD)
100 AC_SUBST(MODULE_EXPORTS)
101 AC_SUBST(DSO_EXPORTS)
102 AC_SUBST(HOST_OS)
103 AC_SUBST(PICFLAG)
104 AC_SUBST(PIE_CFLAGS)
105 AC_SUBST(PIE_LDFLAGS)
106 AC_SUBST(RELRO_LDFLAGS)
107 AC_SUBST(SHLIBEXT)
108 AC_SUBST(INSTALLLIBCMD_SH)
109 AC_SUBST(INSTALLLIBCMD_A)
110 AC_SUBST(UNINSTALLLIBCMD_SH)
111 AC_SUBST(UNINSTALLLIBCMD_A)
112
113 AC_SUBST(INSTALL_LIBWBCLIENT)
114 AC_SUBST(UNINSTALL_LIBWBCLIENT)
115 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
116 AC_SUBST(LIBWBCLIENT_SHARED)
117 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
118 AC_SUBST(LIBWBCLIENT_STATIC)
119 AC_SUBST(LIBWBCLIENT_SOVER)
120 AC_SUBST(LIBWBCLIENT)
121 AC_SUBST(WINBIND_LIBS)
122
123 AC_SUBST(LIBSAMBAUTIL_SHARED)
124
125 AC_SUBST(PRINT_LIBS)
126 AC_SUBST(AUTH_LIBS)
127 AC_SUBST(ACL_LIBS)
128 AC_SUBST(PASSDB_LIBS)
129 AC_SUBST(IDMAP_LIBS)
130 AC_SUBST(KRB5_LIBS)
131 AC_SUBST(UUID_LIBS)
132 AC_SUBST(LDAP_LIBS)
133 AC_SUBST(GPEXT_LIBS)
134 AC_SUBST(PAM_MODULES)
135 AC_SUBST(INSTALL_PAM_MODULES)
136 AC_SUBST(UNINSTALL_PAM_MODULES)
137 AC_SUBST(NSS_MODULES)
138 AC_SUBST(EXTRA_BIN_PROGS)
139 AC_SUBST(CIFSMOUNT_PROGS)
140 AC_SUBST(INSTALL_CIFSMOUNT)
141 AC_SUBST(UNINSTALL_CIFSMOUNT)
142 AC_SUBST(CIFSUPCALL_PROGS)
143 AC_SUBST(INSTALL_CIFSUPCALL)
144 AC_SUBST(UNINSTALL_CIFSUPCALL)
145 AC_SUBST(EXTRA_SBIN_PROGS)
146 AC_SUBST(EXTRA_ALL_TARGETS)
147 AC_SUBST(CONFIG_LIBS)
148 AC_SUBST(NSCD_LIBS)
149
150 # compile with optimization and without debugging by default, but
151 # allow people to set their own preference.
152 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
153 # if it has no value.  This prevent *very* large debug binaries from occurring
154 # by default.
155 if test "x$CFLAGS" = x; then
156   CFLAGS="-O"
157 fi
158 if test "x$debug" = "xyes" ; then
159         CFLAGS="${CFLAGS} -g"
160 else
161         CFLAGS="${CFLAGS} -O"
162 fi
163
164 m4_include(../lib/socket_wrapper/config.m4)
165 m4_include(../lib/nss_wrapper/config.m4)
166
167 m4_include(m4/swat.m4)
168
169 # Probe the gcc version for extra CFLAGS. We always stash these in
170 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
171 # Makefile edit, avoiding the need to re-run configure.
172 if test x"$ac_cv_prog_gcc" = x"yes" ; then
173         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
174         # Add -Wdeclaration-after-statement if compiler supports it
175         AC_CACHE_CHECK(
176           [that the C compiler understands -Wdeclaration-after-statement],
177           samba_cv_HAVE_Wdeclaration_after_statement, [
178           AC_TRY_RUN_STRICT([
179             int main(void)
180             {
181                 return 0;
182             }],[-Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
183             samba_cv_HAVE_Wdeclaration_after_statement=yes,
184             samba_cv_HAVE_Wdeclaration_after_statement=no,
185             samba_cv_HAVE_Wdeclaration_after_statement=cross)
186        ])
187
188         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
189             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
190         fi
191
192         #-Werror-implicit-function-declaration
193         AC_CACHE_CHECK(
194           [that the C compiler understands -Werror-implicit-function-declaration],
195           samba_cv_HAVE_Werror_implicit_function_declaration, [
196           AC_TRY_RUN_STRICT([
197             int main(void)
198             {
199                 return 0;
200             }],[-Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
201             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
202             samba_cv_HAVE_Werror_implicit_function_declaration=no,
203             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
204        ])
205        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
206             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
207        fi
208
209         # krb5developer is like developer, except we don't get
210         # -Wstrict-prototypes.
211        if test x"$krb5_developer" != x"$yes" ; then
212             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
213        fi
214
215        if test x"$picky_developer" = x"yes"; then
216             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
217        fi
218 fi
219
220 AC_ARG_ENABLE(dmalloc, [AS_HELP_STRING([--enable-dmalloc], [Enable heap debugging [default=no]])])
221
222 if test "x$enable_dmalloc" = xyes
223 then
224         AC_DEFINE(ENABLE_DMALLOC, 1, [Define to turn on dmalloc debugging])
225         AC_DEFINE(DMALLOC_FUNC_CHECK, 1,
226                   [Define to check invariants around some common functions])
227         LIBS="$LIBS -ldmalloc"  
228 fi
229
230 #################################################
231 # check for a shared memory profiling support
232 AC_MSG_CHECKING(whether to use profiling)
233 AC_ARG_WITH(profiling-data,
234 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
235 [ case "$withval" in
236   yes)
237     AC_MSG_RESULT(yes)
238     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
239     samba_cv_WITH_PROFILE=yes
240     ;;
241   *)
242     AC_MSG_RESULT(no)
243     samba_cv_WITH_PROFILE=no
244     ;;
245   esac ],
246   AC_MSG_RESULT(no)
247 )
248
249 dnl Checks for programs.
250 merged_build_possible=yes
251
252 AC_PROG_INSTALL
253 AC_PROG_AWK
254 # Check for GNU make
255 m4_include(../m4/check_make.m4)
256 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
257
258 # Check for perl
259 m4_include(../m4/check_perl.m4)
260 AC_SAMBA_PERL([true], [merged_build_possible=no])
261
262 AC_CHECK_TOOL(AR, ar)
263
264 dnl Check if we use GNU ld
265 LD=ld
266 AC_PROG_LD_GNU
267
268 dnl Certain versions of GNU ld the default is not to have the
269 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
270 dnl warnings when building modules.
271 if test "$ac_cv_prog_gnu_ld" = "yes"; then
272         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
273         AC_MSG_CHECKING(GNU ld release date)
274         changequote(,)dnl
275         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
276         changequote([,])dnl
277         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
278         if test -n "$ac_cv_gnu_ld_date"; then
279         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
280                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
281         fi
282         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
283                 ac_cv_gnu_ld_version_script=yes
284         fi
285         else
286            AC_MSG_CHECKING(GNU ld release version)
287            changequote(,)dnl
288            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
289            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
290            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
291            changequote([,])dnl
292            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
293            AC_MSG_CHECKING(GNU ld release version major)
294            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
295            AC_MSG_CHECKING(GNU ld release version minor)
296            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
297            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
298              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
299            fi
300            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major"=2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
301              ac_cv_gnu_ld_version_script=yes
302            fi
303         fi
304 fi
305
306 dnl look for executable suffix
307 AC_EXEEXT
308
309 dnl Check if C compiler understands -c and -o at the same time
310 AC_PROG_CC_C_O
311 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
312       BROKEN_CC=
313 else
314       BROKEN_CC=#
315 fi
316 AC_SUBST(BROKEN_CC)
317
318 dnl Check if the C compiler understands -Werror
319 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
320  AC_TRY_RUN_STRICT([
321   int main(void)
322   {
323         return 0;
324   }],[-Werror],[$CPPFLAGS],[$LDFLAGS],
325   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
326 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
327    Werror_FLAGS="-Werror"
328 else
329 dnl Check if the C compiler understands -w2
330 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
331  AC_TRY_RUN_STRICT([
332   int main(void)
333   {
334         return 0;
335   }],[-w2],[$CPPFLAGS],[$LDFLAGS],
336   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
337 if test x"$samba_cv_HAVE_w2" = x"yes"; then
338    Werror_FLAGS="-w2"
339 else
340 dnl Check if the C compiler understands -errwarn
341 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
342   AC_TRY_RUN_STRICT([
343    int main(void)
344    {
345         return 0;
346    }],[-errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
347    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
348 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
349    Werror_FLAGS="-errwarn=%all"
350 fi
351 fi
352 fi
353
354 ############################################
355 # check if the compiler can handle negative enum values
356 # and don't truncate the values to INT_MAX
357 # a runtime test is needed here
358 AC_SUBST(PIDL_ARGS)
359 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
360     AC_TRY_RUN(
361 [
362         #include <stdio.h>
363         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
364         int main(void) {
365                 enum negative_values v1 = NEGATIVE_VALUE;
366                 unsigned v2 = NEGATIVE_VALUE;
367
368                 if (v1 != 0xFFFFFFFF) {
369                         printf("%u != 0xFFFFFFFF\n", v1);
370                         return 1;
371                 }
372                 if (v2 != 0xFFFFFFFF) {
373                         printf("%u != 0xFFFFFFFF\n", v2);
374                         return 1;
375                 }
376
377                 return 0;
378         }
379 ],
380         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
381 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
382         AC_MSG_WARN([using --uint-enums for pidl])
383         PIDL_ARGS="$PIDL_ARGS --uint-enums"
384 fi
385
386 dnl Figure out the flags to support named structure initializers
387
388 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
389
390 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
391 AC_MSG_CHECKING(uname -s)
392 AC_MSG_RESULT(${UNAME_S})
393
394 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
395 AC_MSG_CHECKING(uname -r)
396 AC_MSG_RESULT(${UNAME_R})
397
398 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
399 AC_MSG_CHECKING(uname -m)
400 AC_MSG_RESULT(${UNAME_M})
401
402 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
403 AC_MSG_CHECKING(uname -p)
404 AC_MSG_RESULT(${UNAME_P})
405
406 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
407 AC_MSG_CHECKING(uname -i)
408 AC_MSG_RESULT(${UNAME_I})
409
410 dnl Add #include for broken IRIX header files
411   case "$host_os" in
412         *irix6*)
413                 #TODO add to libreplace
414                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
415                         dnl Fix sensible defaults for MIPSPro compilers. The
416                         dnl error numbers are valid for the 7.3 compilers,
417                         dnl hopefully also valid for the 7.4 series.
418                         dnl
419                         dnl Bugzilla 3801. Force an error on warning 1035
420                         dnl so we don't incorrectly detect stdint.h. This
421                         dnl warning is emitted for #error directives.
422                         CFLAGS="$CFLAGS -diag_error 1035"
423                         dnl 1209: Controlling expression is constant
424                         dnl 1174: Function foo declared but never referenced
425                         dnl 3201: Parameter foo was never referenced
426                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
427                 fi
428         ;;
429 esac
430
431 DYNEXP=
432 AC_SUBST(DYNEXP)
433
434 dnl Add modules that have to be built by default here
435 dnl These have to be built static:
436 default_static_modules="pdb_smbpasswd pdb_tdbsam pdb_wbc_sam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss2 rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
437
438 dnl These are preferably build shared, and static if dlopen() is not available
439 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb vfs_smb_traffic_analyzer"
440
441 if test "x$developer" = xyes; then
442    default_static_modules="$default_static_modules rpc_rpcecho"
443    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
444 fi
445
446 #
447 # Config CPPFLAG settings for strange OS's that must be set
448 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
449 # case statement; its first reference must be unconditional.
450 #
451 case "$host_os" in
452     *hpux*)
453 #
454 # Defines needed for HPUX support.
455 # HPUX has bigcrypt but (sometimes?) doesn't use it for
456 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
457 #
458       case `uname -r` in
459                 *9*|*10*|*11)
460                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
461                 ;;
462       esac
463       ;;
464
465 #
466 # CRAY Unicos has broken const handling
467        *unicos*)
468           AC_MSG_RESULT([disabling const])
469           CPPFLAGS="$CPPFLAGS -Dconst="
470           ;;
471         
472 #
473 # AIX4.x doesn't even admit to having large
474 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
475 #
476     *aix4*)
477           AC_MSG_RESULT([enabling large file support])
478       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
479           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
480       ;;
481 #
482 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
483 # to the existance of large files..
484 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
485 # recommendations on large file support, however it makes the
486 # compile work using gcc 2.7 and 2.8, whereas using the Sun
487 # recommendation makes the compile fail on gcc2.7. JRA.
488 #
489 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
490 #
491         *solaris*)
492                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
493                 case `uname -r` in
494                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
495                                 AC_MSG_RESULT([no large file support])
496                                 ;;
497                         5.*)
498                         AC_MSG_RESULT([enabling large file support])
499                         if test "$ac_cv_prog_gcc" = yes; then
500                                 ${CC-cc} -v >conftest.c 2>&1
501                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
502                                 rm -fr conftest.c
503                                 case "$ac_cv_gcc_compiler_version_number" in
504                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
505                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
506                                                 LDFLAGS="$LDFLAGS -lthread"
507                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
508                                                 ;;
509                                         *)
510                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
511                                                 LDFLAGS="$LDFLAGS -lthread"
512                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
513                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
514                                                 ;;
515                                 esac
516                         else
517                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
518                                 LDFLAGS="$LDFLAGS -lthread"
519                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
520                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
521                         fi
522                         ;;
523                 esac
524                 ;;
525 #
526 # IRIX uses SYSV printing.  Make sure to set that here
527 #
528         *irix*)
529                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
530                 ;;
531         *freebsd*|*dragonfly*)
532                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
533                 ;;
534 #
535 # VOS may need to have POSIX support and System V compatibility enabled.
536 #
537     *vos*)
538     case "$CPPFLAGS" in
539           *-D_POSIX_C_SOURCE*)
540                 ;;
541           *)
542                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
543                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
544                 ;;
545     esac
546     case "$CPPFLAGS" in
547           *-D_SYSV*|*-D_SVID_SOURCE*)
548                 ;;
549           *)
550                 CPPFLAGS="$CPPFLAGS -D_SYSV"
551                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
552     esac
553     ;;
554 #
555 # Tests needed for SINIX large file support.
556 #
557     *sysv4*)
558       if test $host = mips-sni-sysv4 ; then
559         AC_MSG_CHECKING([for LFS support])
560         old_CPPFLAGS="$CPPFLAGS"
561         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
562         AC_TRY_RUN([
563 #include <unistd.h>
564 main () {
565 #if _LFS64_LARGEFILE == 1
566 exit(0);
567 #else
568 exit(1);
569 #endif
570 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
571         CPPFLAGS="$old_CPPFLAGS"
572         if test x$SINIX_LFS_SUPPORT = xyes ; then
573           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
574                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
575           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
576           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
577           LIBS="`getconf LFS64_LIBS` $LIBS"
578         fi
579       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
580       fi
581     ;;
582
583 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
584 #
585     *linux*)
586         AC_MSG_CHECKING([for LFS support])
587         old_CPPFLAGS="$CPPFLAGS"
588         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
589        AC_TRY_RUN([
590 #include <unistd.h>
591 #include <sys/utsname.h>
592 #include <string.h>
593 #include <stdlib.h>
594 main() {
595 #if _LFS64_LARGEFILE == 1
596        struct utsname uts;
597        char *release;
598        int major, minor;
599
600        /* Ensure this is glibc 2.2 or higher */
601 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
602        int libc_major = __GLIBC__;
603        int libc_minor = __GLIBC_MINOR__;
604
605        if (libc_major < 2)
606               exit(1);
607        if (libc_minor < 2)
608               exit(1);
609 #endif
610
611        /* Ensure this is kernel 2.4 or higher */
612
613        uname(&uts);
614        release = strdup(uts.release);
615        major = atoi(strsep(&release, "."));
616        minor = atoi(strsep(&release, "."));
617
618        if (major > 2 || (major == 2 && minor > 3))
619                exit(0);
620        exit(1);
621 #else
622        exit(1);
623 #endif
624 }
625 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
626         CPPFLAGS="$old_CPPFLAGS"
627         if test x$LINUX_LFS_SUPPORT = xyes ; then
628                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
629                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
630                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
631                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
632         fi
633         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
634         ;;
635
636 #
637 # MacOS X is the *only* system that uses compose character in utf8. This
638 # is so horribly broken....
639 #
640     *darwin*)
641         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
642
643 # Add a system specific charset module.
644         default_shared_modules="$default_shared_modules charset_macosxfs"
645
646         ;;
647     *hurd*)
648         AC_MSG_CHECKING([for LFS support])
649         old_CPPFLAGS="$CPPFLAGS"
650         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
651         AC_TRY_RUN([
652 #include <unistd.h>
653 main () {
654 #if _LFS64_LARGEFILE == 1
655 exit(0);
656 #else
657 exit(1);
658 #endif
659 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
660         CPPFLAGS="$old_CPPFLAGS"
661         if test x$GLIBC_LFS_SUPPORT = xyes ; then
662           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
663                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
664           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
665         fi
666       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
667     ;;
668
669 esac
670
671 SAVE_CPPFLAGS="${CPPFLAGS}"
672 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
673
674 AC_LIBREPLACE_BROKEN_CHECKS
675 AC_LIBREPLACE_NETWORK_CHECKS
676
677 CPPFLAGS="${SAVE_CPPFLAGS}"
678
679 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
680
681 LIBREPLACE_OBJS=""
682 for obj in ${LIBREPLACEOBJ}; do
683         LIBREPLACE_OBJS="${LIBREPLACE_OBJS} ${LIBREPLACE_DIR}/${obj}"
684 done
685 AC_SUBST(LIBREPLACE_OBJS)
686
687 # add -ldl to the global LIBS
688 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
689 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
690
691
692 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
693 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
694 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
695 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
696 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
697 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
698 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
699 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
700 AC_CHECK_HEADERS(sys/sysmacros.h)
701 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
702 AC_CHECK_HEADERS(langinfo.h locale.h)
703 AC_CHECK_HEADERS(xfs/libxfs.h)
704 AC_CHECK_HEADERS(netgroup.h)
705
706 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
707 #if HAVE_RPC_RPC_H
708 #include <rpc/rpc.h>
709 #endif
710 ]])
711
712 ## These fail to compile on IRIX so just check for their presence
713 AC_CHECK_HEADERS(sys/mode.h,,,)
714
715 # Look for Darwin headers
716 old_CPPFLAGS="$CPPFLAGS"
717 CPPFLAGS="-Iinclude $CPPFLAGS"
718 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
719 CPPFLAGS="$old_CPPFLAGS"
720
721 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
722 # subdirectory of headers.
723 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
724
725 #
726 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
727 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
728 #
729 case "$host_os" in
730     *hpux*)
731                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
732                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
733                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
734                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
735                 fi
736         ;;
737 esac
738 AC_CHECK_HEADERS(shadow.h)
739 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
740 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
741
742 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
743 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
744
745 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
746
747 # For experimental utmp support (lastlog on some BSD-like systems)
748 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
749
750 AC_CHECK_SIZEOF(int,cross)
751 AC_CHECK_SIZEOF(long,cross)
752 AC_CHECK_SIZEOF(long long,cross)
753 AC_CHECK_SIZEOF(short,cross)
754
755 AC_C_CONST
756 AC_C_INLINE
757 AC_C_BIGENDIAN
758 AC_C_CHAR_UNSIGNED
759
760 AC_TYPE_SIGNAL
761 AC_TYPE_UID_T
762 AC_TYPE_MODE_T
763 AC_TYPE_OFF_T
764 AC_TYPE_SIZE_T
765 AC_TYPE_PID_T
766 AC_STRUCT_ST_RDEV
767 AC_DIRENT_D_OFF
768 AC_CHECK_TYPE(ssize_t, int)
769 AC_CHECK_TYPE(wchar_t, unsigned short)
770
771 ############################################
772 # for cups support we need libcups, and a handful of header files
773
774 AC_ARG_ENABLE(cups,
775 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
776
777 if test x$enable_cups != xno; then
778         AC_PATH_PROG(CUPS_CONFIG, cups-config)
779
780         if test "x$CUPS_CONFIG" != x; then
781
782                 ac_save_CFLAGS=$CFLAGS
783                 ac_save_LDFLAGS=$LDFLAGS
784                 ac_save_PRINT_LIBS=$PRINT_LIBS
785                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
786                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
787                 PRINT_LIBS="$PRINT_LIBS `$CUPS_CONFIG --libs`"
788                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
789                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
790                         x"$ac_cv_header_cups_language_h" = xyes; then
791                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
792                         samba_cv_HAVE_CUPS=yes
793                 else
794                         AC_MSG_WARN([cups-config around but cups-devel not installed])
795                         CFLAGS=$ac_save_CFLAGS
796                         LDFLAGS=$ac_save_LDFLAGS
797                         PRINT_LIBS=$ac_save_PRINT_LIBS
798                 fi
799
800         elif test x"$enable_cups" = x"yes"; then
801                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
802         fi
803 fi
804
805 AC_ARG_ENABLE(iprint,
806 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
807
808 if test x$enable_iprint != xno; then
809         if test x"$samba_cv_HAVE_CUPS" = xyes; then
810                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
811         elif test x"$enable_iprint" = x"yes"; then
812                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
813         fi
814 fi
815
816 ############################################
817 # check if the compiler will optimize out function calls
818 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
819     AC_TRY_LINK([
820 #include <stdio.h>],
821 [
822                 if (0) {
823                    this_function_does_not_exist();
824                 } else {
825                   return 1;
826                 }
827
828 ],
829         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
830 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
831    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
832 fi
833
834 #############################################
835 # check for fd passing struct via msg_control
836 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
837     AC_TRY_COMPILE([
838 #include <sys/types.h>
839 #include <stdlib.h>
840 #include <stddef.h>
841 #include <sys/socket.h>
842 #include <sys/un.h>],
843 [
844         struct msghdr msg;
845         union {
846               struct cmsghdr cm;
847               char control[CMSG_SPACE(sizeof(int))];
848         } control_un;
849         msg.msg_control = control_un.control;
850         msg.msg_controllen = sizeof(control_un.control);
851 ],
852         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
853 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
854    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
855              [If we can use msg_control for passing file descriptors])
856 fi
857
858 #############################################
859 # check for fd passing struct via msg_acctrights
860 AC_CACHE_CHECK([for fd passing via msg_acctrights],
861                 samba_cv_msghdr_msg_acctrights, [
862     AC_TRY_COMPILE([
863 #include <sys/types.h>
864 #include <stdlib.h>
865 #include <stddef.h>
866 #include <sys/socket.h>
867 #include <sys/un.h>],
868 [
869         struct msghdr msg;
870         int fd;
871         msg.msg_acctrights = (caddr_t) &fd;
872         msg.msg_acctrightslen = sizeof(fd);
873 ],
874         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
875 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
876    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
877              [If we can use msg_acctrights for passing file descriptors])
878 fi
879
880 AC_CHECK_FUNCS(dirfd)
881 if test x"$ac_cv_func_dirfd" = x"yes"; then
882         default_shared_modules="$default_shared_modules vfs_syncops"
883 fi
884
885 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
886     AC_TRY_COMPILE([
887 #include <sys/types.h>
888 #if STDC_HEADERS
889 #include <stdlib.h>
890 #include <stddef.h>
891 #endif
892 #include <signal.h>],[struct sigevent s;],
893         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
894 if test x"$samba_cv_struct_sigevent" = x"yes"; then
895    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
896    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
897         [#include <signal.h>])
898 fi
899
900 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
901     AC_TRY_COMPILE([
902 #include <sys/types.h>
903 #if STDC_HEADERS
904 #include <stdlib.h>
905 #include <stddef.h>
906 #endif
907 #if TIME_WITH_SYS_TIME
908 # include <sys/time.h>
909 # include <time.h>
910 #else
911 # if HAVE_SYS_TIME_H
912 #  include <sys/time.h>
913 # else
914 #  include <time.h>
915 # endif
916 #endif
917 ],[struct timespec ts;],
918         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
919 if test x"$samba_cv_struct_timespec" = x"yes"; then
920    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
921 fi
922
923 # and glibc has setresuid under linux but the function does
924 # nothing until kernel 2.1.44! very dumb.
925 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
926     AC_TRY_RUN([#include <errno.h>
927 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
928         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
929 if test x"$samba_cv_have_setresuid" = x"yes"; then
930     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
931 fi
932
933 # Do the same check for setresguid...
934 #
935 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
936     AC_TRY_RUN([#include <unistd.h>
937 #include <errno.h>
938 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
939         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
940 if test x"$samba_cv_have_setresgid" = x"yes"; then
941     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
942 fi
943
944 AC_FUNC_MEMCMP
945
946 ###############################################
947 # Readline included by default unless explicitly asked not to
948 test "${with_readline+set}" != "set" && with_readline=yes
949
950 # test for where we get readline() from
951 AC_MSG_CHECKING(whether to use readline)
952 AC_ARG_WITH(readline,
953 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
954 [  case "$with_readline" in
955   yes)
956     AC_MSG_RESULT(yes)
957
958     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
959     AC_CHECK_HEADERS(readline/history.h)
960
961     AC_CHECK_HEADERS(readline.h readline/readline.h,[
962       for termlib in ncurses curses termcap terminfo termlib tinfo; do
963        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
964       done
965       AC_CHECK_LIB(readline, rl_callback_handler_install,
966        [TERMLIBS="-lreadline $TERMLIBS"
967        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
968        break], [TERMLIBS=], $TERMLIBS)])
969     ;;
970   no)
971     AC_MSG_RESULT(no)
972     ;;
973   *)
974     AC_MSG_RESULT(yes)
975
976     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
977     # alternate readline path
978     _ldflags=${LDFLAGS}
979     _cppflags=${CPPFLAGS}
980
981     # Add additional search path
982     LDFLAGS="-L$with_readline/lib $LDFLAGS"
983     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
984
985     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
986     AC_CHECK_HEADERS(readline/history.h)
987
988     AC_CHECK_HEADERS(readline.h readline/readline.h,[
989       for termlib in ncurses curses termcap terminfo termlib; do
990        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
991       done
992       AC_CHECK_LIB(readline, rl_callback_handler_install,
993        [TERMLDFLAGS="-L$with_readline/lib"
994        TERMCPPFLAGS="-I$with_readline/include"
995        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
996        TERMLIBS="-lreadline $TERMLIBS"
997        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
998        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
999
1000     LDFLAGS=$_ldflags
1001     ;;
1002   esac],
1003   AC_MSG_RESULT(no)
1004 )
1005 AC_SUBST(TERMLIBS)
1006 AC_SUBST(TERMLDFLAGS)
1007
1008 # The readline API changed slightly from readline3 to readline4, so
1009 # code will generate warnings on one of them unless we have a few
1010 # special cases.
1011 AC_CHECK_LIB(readline, rl_completion_matches,
1012              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1013                         [Do we have rl_completion_matches?])],
1014              [],
1015              [$TERMLIBS])
1016
1017 # not all readline libs have rl_event_hook or history_list
1018 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1019 AC_CHECK_LIB(readline, history_list,
1020              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1021              [],
1022              [$TERMLIBS])
1023
1024 ###############################################
1025 # test for where we get yp_get_default_domain() from
1026 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1027 AC_CHECK_FUNCS(yp_get_default_domain)
1028
1029 # Check if we have execl, if not we need to compile smbrun.
1030 AC_CHECK_FUNCS(execl)
1031 if test x"$ac_cv_func_execl" = x"no"; then
1032     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1033 fi
1034
1035 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1036 AC_CHECK_FUNCS(strtol)
1037 AC_CHECK_FUNCS(strchr chflags)
1038 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1039 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1040 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1041 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1042 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1043 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1044 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1045 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1046 AC_CHECK_FUNCS(getpwent_r)
1047 AC_CHECK_FUNCS(getdents64)
1048 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1049 AC_CHECK_FUNCS(syslog vsyslog timegm)
1050 AC_CHECK_FUNCS(setlocale nl_langinfo)
1051 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1052 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1053 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1054 AC_CHECK_HEADERS(sys/mman.h)
1055 # setbuffer, shmget, shm_open are needed for smbtorture
1056 AC_CHECK_FUNCS(shmget shm_open)
1057 AC_CHECK_FUNCS(gettext dgettext)
1058
1059 # Find a method of generating a stack trace
1060 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1061 # libexecinfo provides backtrace_symbols on FreeBSD
1062 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1063 AC_CHECK_FUNCS(backtrace_symbols)
1064 AC_CHECK_LIB(exc, trace_back_stack)
1065
1066 # check for sysctlbyname for BSD systems
1067 AC_CHECK_FUNCS(sysctlbyname)
1068
1069 printf "%s" "checking for GPFS GPL libs... "
1070 save_LIBS="$LIBS"
1071 LIBS="$LIBS -lgpfs_gpl"
1072 AC_TRY_LINK([#include <gpfs_gpl.h>],
1073           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1074           samba_cv_HAVE_GPFS=yes,
1075           samba_cv_HAVE_GPFS=no)
1076 echo $samba_cv_HAVE_GPFS
1077 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1078     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1079     default_shared_modules="$default_shared_modules vfs_gpfs"
1080 fi
1081 LIBS="$save_LIBS"
1082
1083 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1084 save_LIBS="$LIBS"
1085 LIBS="$LIBS -lgpfs"
1086 AC_TRY_LINK([#include <gpfs.h>],
1087           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1088           samba_cv_HAVE_GPFS=yes,
1089           samba_cv_HAVE_GPFS=no)
1090 echo $samba_cv_HAVE_GPFS
1091 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1092     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1093     default_shared_modules="$default_shared_modules vfs_gpfs"
1094 fi
1095 LIBS="$save_LIBS"
1096
1097 #############################################
1098 # check if building on Isilon OneFS
1099 printf "%s" "checking for Isilon OneFS... "
1100 save_LIBS="$LIBS"
1101 LIBS="$LIBS -lisi_version"
1102 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1103           [get_isilon_copyright()],
1104           samba_cv_HAVE_ONEFS=yes,
1105           samba_cv_HAVE_ONEFS=no)
1106 echo $samba_cv_HAVE_ONEFS
1107 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1108     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1109     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1110     default_static_modules="$default_static_modules"
1111     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1112     # Need to also add general libs for oplocks support
1113     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1114 fi
1115 AC_SUBST(ONEFS_LIBS)
1116 LIBS="$save_LIBS"
1117
1118 # Note that all the libunwind symbols in the API are defined to internal
1119 # platform-specific version, so we must include libunwind.h before checking
1120 # any of them.
1121 AC_MSG_CHECKING([for libunwind])
1122 save_LIBS=$LIBS
1123
1124 UNWIND_ARCH="unknown"
1125 if test x"$UNAME_I" != x"unknown"; then
1126         UNWIND_ARCH="$UNAME_I"
1127 elif test x"$UNAME_M" != x"unknown"; then
1128         UNWIND_ARCH="$UNAME_M"
1129 elif test x"$UNAME_P" != x"unknown"; then
1130         UNWIND_ARCH="$UNAME_P"
1131 fi
1132
1133 case "$UNWIND_ARCH" in
1134         unknown)
1135                 # This probably won't link without
1136                 # the platform-specific libunwind.
1137                 LIBS="$LIBS -lunwind"
1138                 ;;
1139         i386|i586|i686)
1140                 # Add the platform-specific libunwind module.
1141                 LIBS="$LIBS -lunwind -lunwind-x86"
1142                 ;;
1143         *)
1144                 # Add the platform-specific libunwind module.
1145                 # based on uname -i, uname -m or uname -p
1146                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1147                 ;;
1148 esac
1149
1150 AC_TRY_LINK(
1151     [
1152 #ifdef HAVE_LIBUNWIND_H
1153 #include <libunwind.h>
1154 #endif
1155     ],
1156     [
1157         unw_context_t ctx; unw_cursor_t cur;
1158         char buf[256]; unw_word_t off;
1159         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1160         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1161     ],
1162     [
1163         AC_MSG_RESULT(yes)
1164         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1165
1166         # If we have libunwind, test whether we also have libunwind-ptrace
1167         # which would let us unwind arbitrary processes.
1168         save_LIBS=$LIBS
1169         AC_CHECK_HEADERS(libunwind-ptrace.h)
1170         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1171             [
1172                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1173                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1174                     [Whether libunwind-ptrace.a is available.])
1175             ],
1176             [ LIBUNWIND_PTRACE="" ])
1177
1178         LIBS=$save_LIBS
1179     ],
1180     [
1181         AC_MSG_RESULT(no)
1182         LIBS=$save_LIBS
1183     ])
1184
1185 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1186 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1187     AC_CHECK_HEADERS(sys/ptrace.h)
1188     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1189     AC_TRY_LINK(
1190             [
1191 #if HAVE_SYS_TYPES_H
1192 #include <sys/types.h>
1193 #endif
1194 #if HAVE_SYS_PTRACE_H
1195 #include <sys/ptrace.h>
1196 #endif
1197             ],
1198             [
1199                 int main(int argc, const char ** argv)
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             [
1208                 AC_MSG_RESULT(yes)
1209                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1210                     [Whether the Linux ptrace(2) interface is available.])
1211             ],
1212             [
1213                 AC_MSG_RESULT(no)
1214                 LIBUNWIND_PTRACE=""
1215             ])
1216 fi
1217
1218 AC_SUBST(LIBUNWIND_PTRACE)
1219
1220 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1221 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1222 AC_CHECK_FUNCS(__getcwd _getcwd)
1223 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1224 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1225 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1226 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1227 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1228 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1229 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1230 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1231 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1232 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1233 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1234 AC_CHECK_FUNCS(prctl)
1235
1236 AC_TRY_COMPILE([
1237 #ifdef HAVE_SYS_PRCTL_H
1238 #include <sys/prctl.h>
1239 #endif
1240 ],
1241 [int i; i = prtcl(0); ],
1242 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1243
1244 #
1245 #
1246 #
1247 case "$host_os" in
1248     *linux*)
1249        # glibc <= 2.3.2 has a broken getgrouplist
1250        AC_TRY_RUN([
1251 #include <unistd.h>
1252 #include <sys/utsname.h>
1253 main() {
1254        /* glibc up to 2.3 has a broken getgrouplist */
1255 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1256        int libc_major = __GLIBC__;
1257        int libc_minor = __GLIBC_MINOR__;
1258
1259        if (libc_major < 2)
1260               exit(1);
1261        if ((libc_major == 2) && (libc_minor <= 3))
1262               exit(1);
1263 #endif
1264        exit(0);
1265 }
1266 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1267        if test x"$linux_getgrouplist_ok" = x"yes"; then
1268           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1269        fi
1270        ;;
1271     *)
1272        AC_CHECK_FUNCS(getgrouplist)
1273        ;;
1274 esac
1275
1276 #
1277 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1278 #
1279
1280 if test x$ac_cv_func_stat64 = xno ; then
1281   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1282   AC_TRY_LINK([
1283 #if defined(HAVE_UNISTD_H)
1284 #include <unistd.h>
1285 #endif
1286 #include <sys/stat.h>
1287 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1288   AC_MSG_RESULT([$ac_cv_func_stat64])
1289   if test x$ac_cv_func_stat64 = xyes ; then
1290     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1291   fi
1292 fi
1293
1294 if test x$ac_cv_func_lstat64 = xno ; then
1295   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1296   AC_TRY_LINK([
1297 #if defined(HAVE_UNISTD_H)
1298 #include <unistd.h>
1299 #endif
1300 #include <sys/stat.h>
1301 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1302   AC_MSG_RESULT([$ac_cv_func_lstat64])
1303   if test x$ac_cv_func_lstat64 = xyes ; then
1304     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1305   fi
1306 fi
1307
1308 if test x$ac_cv_func_fstat64 = xno ; then
1309   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1310   AC_TRY_LINK([
1311 #if defined(HAVE_UNISTD_H)
1312 #include <unistd.h>
1313 #endif
1314 #include <sys/stat.h>
1315 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1316   AC_MSG_RESULT([$ac_cv_func_fstat64])
1317   if test x$ac_cv_func_fstat64 = xyes ; then
1318     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1319   fi
1320 fi
1321
1322 #################################################
1323 # Check whether struct stat has timestamps with sub-second resolution.
1324 #
1325
1326 samba_cv_stat_hires=no
1327 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1328         [samba_cv_stat_hires=yes])
1329 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1330         [samba_cv_stat_hires=yes])
1331 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1332         [samba_cv_stat_hires=yes])
1333 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1334         [samba_cv_stat_hires=yes])
1335 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1336         [samba_cv_stat_hires=yes])
1337
1338 if test x"$samba_cv_stat_hires" = x"yes" ; then
1339     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1340             [whether struct stat has sub-second timestamps])
1341 fi
1342
1343 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1344 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1345 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1346
1347
1348 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1349     [
1350         AC_TRY_COMPILE(
1351             [#include <sys/stat.h>],
1352             [
1353                 int a = UF_DOS_ARCHIVE;
1354                 int h = UF_DOS_HIDDEN;
1355                 int r = UF_DOS_RO;
1356                 int s = UF_DOS_SYSTEM;
1357                 int i = UF_DOS_NOINDEX;
1358                 int f = UF_DOS_FLAGS;
1359             ],
1360             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1361     ])
1362
1363 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1364     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1365 fi
1366
1367 #####################################
1368 # needed for SRV lookups
1369 AC_CHECK_LIB(resolv, dn_expand)
1370 AC_CHECK_LIB(resolv, _dn_expand)
1371 AC_CHECK_LIB(resolv, __dn_expand)
1372
1373 #
1374 # Check for the functions putprpwnam, set_auth_parameters,
1375 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1376 # Needed for OSF1 and HPUX.
1377 #
1378
1379 AC_LIBTESTFUNC(security, putprpwnam)
1380 AC_LIBTESTFUNC(sec, putprpwnam)
1381
1382 AC_LIBTESTFUNC(security, set_auth_parameters)
1383 AC_LIBTESTFUNC(sec, set_auth_parameters)
1384
1385 # UnixWare 7.x has its getspnam in -lgen
1386 AC_LIBTESTFUNC(gen, getspnam)
1387
1388 AC_LIBTESTFUNC(security, getspnam)
1389 AC_LIBTESTFUNC(sec, getspnam)
1390
1391 AC_LIBTESTFUNC(security, bigcrypt)
1392 AC_LIBTESTFUNC(sec, bigcrypt)
1393
1394 AC_LIBTESTFUNC(security, getprpwnam)
1395 AC_LIBTESTFUNC(sec, getprpwnam)
1396
1397 AC_CHECK_FUNCS(strsignal)
1398
1399 ############################################
1400 # Check if we have libattr
1401 case "$host_os" in
1402   *osf*)
1403         AC_SEARCH_LIBS(getproplist, [proplist])
1404         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1405         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1406         AC_CHECK_FUNCS(sizeof_proplist_entry)
1407   ;;
1408   *)
1409         AC_SEARCH_LIBS(getxattr, [attr])
1410         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1411         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1412         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1413         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1414         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1415         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1416         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1417   ;;
1418 esac
1419
1420 ########################################################
1421 # Check if attropen() is present if this is Solaris
1422 case "$host_os" in
1423   *solaris*)
1424         AC_CHECK_FUNCS(attropen)
1425   ;;
1426 esac
1427
1428 ########################################################
1429 # Do xattr functions take additional options like on Darwin?
1430 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1431         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1432                 old_LIBS=$LIBS
1433                 LIBS="$LIBS $ACL_LIBS"
1434                 AC_TRY_COMPILE([
1435                         #include <sys/types.h>
1436                         #if HAVE_ATTR_XATTR_H
1437                         #include <attr/xattr.h>
1438                         #elif HAVE_SYS_XATTR_H
1439                         #include <sys/xattr.h>
1440                         #endif
1441                 ],[
1442                         getxattr(0, 0, 0, 0, 0, 0);
1443                 ],
1444                 [smb_attr_cv_xattr_add_opt=yes],
1445                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1446         ])
1447         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1448                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1449         fi
1450 fi
1451
1452 # Check if we have extattr
1453 case "$host_os" in
1454   *freebsd4* | *dragonfly* )
1455     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1456     ;;
1457   *)
1458     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1459     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1460     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1461     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1462     ;;
1463 esac
1464
1465 AC_DISABLE_STATIC
1466 AC_ENABLE_SHARED
1467
1468 # Set defaults
1469 PIE_CFLAGS=""
1470 PIE_LDFLAGS=""
1471 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1472
1473 if test "x$enable_pie" != xno
1474 then
1475         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1476         [
1477                 cat > conftest.c <<EOF
1478 int foo;
1479 main () { return 0;}
1480 EOF
1481                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1482                 then
1483                         samba_cv_fpie=yes
1484                 else
1485                         samba_cv_fpie=no
1486                 fi
1487                 rm -f conftest*
1488         ])
1489         if test x"${samba_cv_fpie}" = x"yes"
1490         then
1491                 PIE_CFLAGS="-fPIE"
1492                 PIE_LDFLAGS="-pie"
1493         fi
1494 fi
1495
1496 # Set defaults
1497 RELRO_LDFLAGS=""
1498 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1499
1500 if test "x$enable_relro" != xno
1501 then
1502         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1503         [
1504                 cat > conftest.c <<EOF
1505 int foo;
1506 main () { return 0;}
1507 EOF
1508                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1509                 then
1510                         samba_cv_relro=yes
1511                 else
1512                         samba_cv_relro=no
1513                 fi
1514                 rm -f conftest*
1515         ])
1516         if test x"${samba_cv_relro}" = x"yes"
1517         then
1518                 RELRO_LDFLAGS="-Wl,-z,relro"
1519         fi
1520 fi
1521
1522 # Set defaults
1523 SYMSEXT="syms"
1524 AC_SUBST(SYMSEXT)
1525
1526 # Assume non-shared by default and override below
1527 BLDSHARED="false"
1528
1529 # these are the defaults, good for lots of systems
1530 HOST_OS="$host_os"
1531 LDSHFLAGS="-shared"
1532 MODULE_EXPORTS=""
1533 SONAMEFLAG="#"
1534 SHLD="\${CC} \${CFLAGS}"
1535 PICFLAG="${PIE_CFLAGS}"
1536 SHLIBEXT="so"
1537 DSO_EXPORTS=""
1538
1539 # this bit needs to be modified for each OS that supports share libs
1540 # You need to specify how to create a shared library and
1541   # how to compile C code to produce PIC object files
1542
1543   AC_MSG_CHECKING([ability to build shared libraries])
1544
1545   # and these are for particular systems
1546   case "$host_os" in
1547                 *linux*)   AC_DEFINE(LINUX,1,[Whether the host os is linux])
1548                         BLDSHARED="true"
1549                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1550                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1551                         else
1552                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1553                         fi
1554                         DYNEXP="-Wl,--export-dynamic"
1555                         PICFLAG="-fPIC"
1556                         SONAMEFLAG="-Wl,-soname="
1557                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1558                         ;;
1559                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1560                         BLDSHARED="true"
1561                         LDSHFLAGS="-G"
1562                         SONAMEFLAG="-h "
1563                         if test "${GCC}" = "yes"; then
1564                                 PICFLAG="-fPIC"
1565                                 SONAMEFLAG="-Wl,-soname="
1566                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1567                                         DYNEXP="-Wl,-E"
1568                                 fi
1569                         else
1570                                 PICFLAG="-KPIC"
1571                                 ## ${CFLAGS} added for building 64-bit shared
1572                                 ## libs using Sun's Compiler
1573                                 LDSHFLAGS="-G \${CFLAGS}"
1574                         fi
1575                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1576                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1577                         ;;
1578                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1579                         BLDSHARED="true"
1580                         LDSHFLAGS="-G"
1581                         SONAMEFLAG="-Wl,-h,"
1582                         PICFLAG="-KPIC"   # Is this correct for SunOS
1583                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1584                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1585                         ;;
1586                 *netbsd* | *freebsd* | *dragonfly* )
1587                         BLDSHARED="true"
1588                         LDSHFLAGS="-shared"
1589                         DYNEXP="-Wl,--export-dynamic"
1590                         SONAMEFLAG="-Wl,-soname,"
1591                         PICFLAG="-fPIC -DPIC"
1592                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1593                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1594                         ;;
1595                 *openbsd*)  BLDSHARED="true"
1596                         LDSHFLAGS="-shared"
1597                         DYNEXP="-Wl,-Bdynamic"
1598                         SONAMEFLAG="-Wl,-soname,"
1599                         PICFLAG="-fPIC"
1600                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1601                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1602                         ;;
1603                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1604                         case "$host_os" in
1605                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1606                         ;;
1607                         esac
1608                         BLDSHARED="true"
1609                         LDSHFLAGS="-set_version sgi1.0 -shared"
1610                         SONAMEFLAG="-soname "
1611                         SHLD="\${LD}"
1612                         if test "${GCC}" = "yes"; then
1613                                 PICFLAG="-fPIC"
1614                         else
1615                                 PICFLAG="-KPIC"
1616                         fi
1617                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1618                         ;;
1619                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1620                         BLDSHARED="true"
1621                         # use expfull to export underscored symbols
1622                         # add rtl to remove /lib/crt0.o warning
1623                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1624                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1625                         PICFLAG="-O2"
1626                         # as AIX code is always position independent...
1627                         # .po will just create compile warnings, use po.o:
1628                         if test "${GCC}" != "yes"; then
1629                                 ## for funky AIX compiler using strncpy()
1630                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1631                         fi
1632
1633                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1634                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1635                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1636                         ;;
1637                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1638                         # Use special PIC flags for the native HP-UX compiler.
1639                                 BLDSHARED="true"
1640                                 SHLD="cc"
1641                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1642                                 SONAMEFLAG="-Wl,+h "
1643                                 PICFLAG="+z"
1644                         if test "${GCC}" = "yes"; then
1645                                 PICFLAG="-fPIC"
1646                         else
1647                                 PICFLAG="+z +ESnolit"
1648                         fi
1649                         if test "$host_cpu" = "ia64"; then
1650                                 SHLIBEXT="so"
1651                               PICFLAG="+z"
1652                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1653                         else
1654                                 SHLIBEXT="sl"
1655                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1656                         fi
1657                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1658                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1659                         ;;
1660                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1661                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1662                         ;;
1663                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1664                         BLDSHARED="true"
1665                         LDSHFLAGS="-shared"
1666                         SONAMEFLAG="-Wl,-soname,"
1667                         PICFLAG="-fPIC"
1668                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1669                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1670                         ;;
1671                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1672                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1673                         ;;
1674                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1675                         BLDSHARED="true"
1676                         LDSHFLAGS="-shared"
1677                         SONAMEFLAG="-Wl,-soname,"
1678                         PICFLAG="-KPIC"
1679                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1680                         ;;
1681                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1682                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1683                         ;;
1684                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1685                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1686                         ;;
1687                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1688                         case "$host" in
1689                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1690                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1691                                         fi
1692                                         LDSHFLAGS="-G"
1693                                         DYNEXP="-Bexport"
1694                                 ;;
1695                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1696                         esac
1697                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1698                         ;;
1699
1700                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1701                         if [ test "$GCC" != yes ]; then
1702                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1703                         fi
1704                         LDSHFLAGS="-G"
1705                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1706                         ;;
1707                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1708                         BLDSHARED="false"
1709                         LDSHFLAGS=""
1710                         ;;
1711
1712                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1713                         BLDSHARED="true"
1714                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1715                         CFLAGS="$CFLAGS -fno-common"
1716                         SHLD="\${CC}"
1717                         SHLIBEXT="dylib"
1718                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1719                         SHLIBEXT="dylib"
1720                         # Since gcc doesn't fail on unrecognised options, the
1721                         # PIE test incorrectly succeeds. Darwin gcc does not
1722                         # actually support the PIE stuff.
1723                         PIE_LDFLAGS=
1724                         PIE_CFLAGS=
1725                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1726                         ;;
1727
1728                 *)
1729                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1730                         ;;
1731   esac
1732
1733 if test "$enable_shared" != "yes"; then
1734         BLDSHARED=false
1735 fi
1736
1737 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1738         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1739 fi
1740
1741 if test x"$BLDSHARED" = x"true" ; then
1742         LDFLAGS="$LDFLAGS -L./bin"
1743 fi
1744
1745 AC_MSG_RESULT($BLDSHARED)
1746
1747 AC_MSG_CHECKING([LDFLAGS])
1748 AC_MSG_RESULT([$LDFLAGS])
1749 AC_MSG_CHECKING([DYNEXP])
1750 AC_MSG_RESULT([$DYNEXP])
1751
1752 #######################################################
1753 # test whether building a shared library actually works
1754 if test $BLDSHARED = true; then
1755
1756 AC_MSG_CHECKING([SHLD])
1757 AC_MSG_RESULT([$SHLD])
1758 AC_MSG_CHECKING([LDSHFLAGS])
1759 AC_MSG_RESULT([$LDSHFLAGS])
1760
1761 AC_MSG_CHECKING([SHLIBEXT])
1762 AC_MSG_RESULT([$SHLIBEXT])
1763 AC_MSG_CHECKING([SONAMEFLAG])
1764 AC_MSG_RESULT([$SONAMEFLAG])
1765
1766 AC_MSG_CHECKING([PICFLAG])
1767 AC_MSG_RESULT([$PICFLAG])
1768
1769 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1770 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1771
1772 AC_CACHE_CHECK([whether building shared libraries actually works],
1773                [ac_cv_shlib_works],[
1774    # try building a trivial shared library
1775    ac_cv_shlib_works=no
1776    # The $SHLD and $LDSHFLAGS variables may contain references to other
1777    # variables so they need to be eval'ed.
1778    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1779         shlib.o ${srcdir-.}/../tests/shlib.c && \
1780    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1781         shlib.o && ac_cv_shlib_works=yes
1782    rm -f "shlib.$SHLIBEXT" shlib.o
1783
1784 ])
1785 if test $ac_cv_shlib_works = no; then
1786    BLDSHARED=false
1787 fi
1788 fi
1789
1790 if test x"$BLDSHARED" != x"true"; then
1791         LDSHFLAGS="shared-libraries-disabled"
1792         SONAMEFLAG="shared-libraries-disabled"
1793         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1794         SHLD="shared-libraries-disabled"
1795         PICFLAG="${PIE_CFLAGS}"
1796         SHLIBEXT="shared_libraries_disabled"
1797 fi
1798
1799 AC_MSG_CHECKING([used PICFLAG])
1800 AC_MSG_RESULT([$PICFLAG])
1801
1802 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1803
1804 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1805
1806 ################
1807
1808 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1809 AC_TRY_RUN([#include <stdio.h>
1810 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1811 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1812 if test x"$samba_cv_have_longlong" = x"yes"; then
1813     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1814     AC_CHECK_TYPE(intptr_t, unsigned long long)
1815 else
1816     AC_CHECK_TYPE(intptr_t, unsigned long)
1817 fi
1818
1819 #
1820 # Check if the compiler supports the LL prefix on long long integers.
1821 # AIX needs this.
1822
1823 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1824     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1825         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1826 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1827    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1828 fi
1829
1830
1831 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1832 AC_TRY_RUN([#include <time.h>
1833 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1834 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1835 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1836     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1837 fi
1838
1839 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1840 AC_TRY_RUN([#include <stdio.h>
1841 #include <sys/stat.h>
1842 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1843 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1844 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1845     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1846 fi
1847
1848 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1849 AC_TRY_RUN([
1850 #if defined(HAVE_UNISTD_H)
1851 #include <unistd.h>
1852 #endif
1853 #include <stdio.h>
1854 #include <sys/stat.h>
1855 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1856 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1857 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1858     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1859 fi
1860
1861 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1862 AC_TRY_RUN([
1863 #if defined(HAVE_UNISTD_H)
1864 #include <unistd.h>
1865 #endif
1866 #include <stdio.h>
1867 #include <sys/stat.h>
1868 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1869 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1870 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1871     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1872 fi
1873
1874 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1875 AC_TRY_RUN([
1876 #if defined(HAVE_UNISTD_H)
1877 #include <unistd.h>
1878 #endif
1879 #include <stdio.h>
1880 #include <sys/stat.h>
1881 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1882 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1883 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1884     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1885 fi
1886
1887 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1888 AC_TRY_RUN([
1889 #if defined(HAVE_UNISTD_H)
1890 #include <unistd.h>
1891 #endif
1892 #include <stdio.h>
1893 #include <sys/stat.h>
1894 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1895 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1896 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1897     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1898 fi
1899
1900 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1901 AC_TRY_RUN([
1902 #if defined(HAVE_UNISTD_H)
1903 #include <unistd.h>
1904 #endif
1905 #include <stdio.h>
1906 #include <sys/stat.h>
1907 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1908 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1909 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1910     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1911 fi
1912
1913 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1914 AC_TRY_COMPILE([
1915 #if defined(HAVE_UNISTD_H)
1916 #include <unistd.h>
1917 #endif
1918 #include <sys/types.h>
1919 #include <dirent.h>],
1920 [DIR64 de;],
1921 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1922 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1923     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1924 fi
1925
1926 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1927 AC_TRY_COMPILE([
1928 #if defined(HAVE_UNISTD_H)
1929 #include <unistd.h>
1930 #endif
1931 #include <sys/types.h>
1932 #include <dirent.h>],
1933 [struct dirent64 de;],
1934 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1935 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1936     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1937 fi
1938
1939 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1940 AC_TRY_RUN([
1941 #if defined(HAVE_UNISTD_H)
1942 #include <unistd.h>
1943 #endif
1944 #include <sys/types.h>
1945 main() { dev_t dev; int i = major(dev); return 0; }],
1946 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1947 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1948     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1949 fi
1950
1951 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1952 AC_TRY_RUN([
1953 #if defined(HAVE_UNISTD_H)
1954 #include <unistd.h>
1955 #endif
1956 #include <sys/types.h>
1957 main() { dev_t dev; int i = minor(dev); return 0; }],
1958 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1959 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1960     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1961 fi
1962
1963 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1964 AC_TRY_RUN([
1965 #if defined(HAVE_UNISTD_H)
1966 #include <unistd.h>
1967 #endif
1968 #include <sys/types.h>
1969 main() { dev_t dev = makedev(1,2); return 0; }],
1970 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
1971 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
1972     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
1973 fi
1974
1975 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
1976 AC_TRY_RUN([#include <stdio.h>
1977 main() { char c; c=250; exit((c > 0)?0:1); }],
1978 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
1979 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
1980     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
1981 fi
1982
1983 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
1984 AC_TRY_COMPILE([#include <sys/types.h>
1985 #include <dirent.h>
1986 void seekdir(DIR *d, long loc) { return; }],[return 0;],
1987 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
1988 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
1989     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
1990 fi
1991
1992 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
1993 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
1994 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
1995 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
1996     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
1997 fi
1998
1999 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2000 AC_TRY_LINK([
2001 #include <sys/time.h>
2002 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2003            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2004            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2005 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2006     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2007 fi
2008
2009 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2010
2011     # On some systems (eg. Linux) librt can pull in libpthread. We
2012     # don't want this to happen because libpthreads changes signal delivery
2013     # semantics in ways we are not prepared for. This breaks Linux oplocks
2014     # which rely on signals.
2015
2016     AC_LIBTESTFUNC(rt, clock_gettime,
2017             [
2018                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2019                                 [Whether clock_gettime is available])
2020                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2021                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2022                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2023                         ])
2024
2025 fi
2026
2027 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2028 AC_TRY_RUN([#include <sys/types.h>
2029 #include <dirent.h>
2030 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2031 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2032 di->d_name[0] == 0) exit(0); exit(1);} ],
2033 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2034 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2035     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2036 fi
2037
2038 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2039 AC_TRY_COMPILE([#include <sys/types.h>
2040 #include <utime.h>],
2041 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2042 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2043 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2044     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2045 fi
2046
2047 ##############
2048 # Check utmp details, but only if our OS offers utmp.h
2049 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2050 dnl  utmp and utmpx come in many flavours
2051 dnl  We need to check for many of them
2052 dnl  But we don't need to do each and every one, because our code uses
2053 dnl  mostly just the utmp (not utmpx) fields.
2054
2055 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2056
2057 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2058 AC_TRY_COMPILE([#include <sys/types.h>
2059 #include <utmp.h>],
2060 [struct utmp ut;  ut.ut_name[0] = 'a';],
2061 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2062 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2063     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2064 fi
2065
2066 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2067 AC_TRY_COMPILE([#include <sys/types.h>
2068 #include <utmp.h>],
2069 [struct utmp ut;  ut.ut_user[0] = 'a';],
2070 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2071 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2072     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2073 fi
2074
2075 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2076 AC_TRY_COMPILE([#include <sys/types.h>
2077 #include <utmp.h>],
2078 [struct utmp ut;  ut.ut_id[0] = 'a';],
2079 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2080 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2081     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2082 fi
2083
2084 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2085 AC_TRY_COMPILE([#include <sys/types.h>
2086 #include <utmp.h>],
2087 [struct utmp ut;  ut.ut_host[0] = 'a';],
2088 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2089 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2090     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2091 fi
2092
2093 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2094 AC_TRY_COMPILE([#include <sys/types.h>
2095 #include <utmp.h>],
2096 [struct utmp ut;  time_t t; ut.ut_time = t;],
2097 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2098 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2099     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2100 fi
2101
2102 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2103 AC_TRY_COMPILE([#include <sys/types.h>
2104 #include <utmp.h>],
2105 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2106 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2107 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2108     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2109 fi
2110
2111 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2112 AC_TRY_COMPILE([#include <sys/types.h>
2113 #include <utmp.h>],
2114 [struct utmp ut;  ut.ut_type = 0;],
2115 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2116 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2117     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2118 fi
2119
2120 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2121 AC_TRY_COMPILE([#include <sys/types.h>
2122 #include <utmp.h>],
2123 [struct utmp ut;  ut.ut_pid = 0;],
2124 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2125 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2126     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2127 fi
2128
2129 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2130 AC_TRY_COMPILE([#include <sys/types.h>
2131 #include <utmp.h>],
2132 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2133 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2134 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2135     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2136 fi
2137
2138 dnl Look for the IPv6 varient by preference. Many systems have both.
2139 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2140 AC_TRY_COMPILE([#include <sys/types.h>
2141 #include <utmp.h>],
2142 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2143 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2144 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2145     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2146 fi
2147
2148 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2149 AC_TRY_COMPILE([#include <sys/types.h>
2150 #include <utmp.h>],
2151 [struct utmp ut;  ut.ut_addr = 0;],
2152 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2153 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2154     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2155 fi
2156
2157 if test x$ac_cv_func_pututline = xyes ; then
2158   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2159   AC_TRY_COMPILE([#include <sys/types.h>
2160 #include <utmp.h>],
2161   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2162   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2163   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2164       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2165   fi
2166 fi
2167
2168 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2169 AC_TRY_COMPILE([#include <sys/types.h>
2170 #include <utmpx.h>],
2171 [struct utmpx ux;  ux.ut_syslen = 0;],
2172 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2173 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2174     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2175 fi
2176
2177 fi
2178 # end utmp details
2179
2180
2181 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2182 AC_ARG_WITH(libiconv,
2183 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2184 [
2185   if test "$withval" = "no" ; then
2186     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2187   else
2188      if test "$withval" != "yes" ; then
2189         ICONV_PATH_SPEC=yes
2190         ICONV_LOOK_DIRS="$withval"
2191      fi
2192   fi
2193 ])
2194
2195 for i in $ICONV_LOOK_DIRS ; do
2196
2197     save_LIBS="$LIBS"
2198     save_LDFLAGS="$LDFLAGS"
2199     save_CPPFLAGS="$CPPFLAGS"
2200
2201     iconv_current_LIBS=""
2202     iconv_current_LDFLAGS=""
2203     iconv_current_CPPFLAGS=""
2204
2205     ICONV_FOUND="no"
2206     unset libext
2207
2208     #  This is here to handle -withval stuff for --with-libiconv
2209     #  Perhaps we should always add a -L
2210     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2211
2212     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2213     # installation paths. This gets a little tricky since we might have iconv
2214     # in both libiconv and in libc. In this case the jm_ICONV test will always
2215     # succeed when the header is found. To counter this, make sure the
2216     # library directory is there and check the ABI directory first (which
2217     # should be harmless on other systems, but causes tons of linker warnings on
2218     # 64bit Ubuntu systems).
2219     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2220     # installed, I've decided to fix the linker warnings.
2221     # -- Kai
2222     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2223     for l in "lib" "lib32" "lib/hpux32"; do
2224         if test -d "$i/$l" ; then
2225                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2226                 LIBS=
2227                 export LDFLAGS LIBS CPPFLAGS
2228                 # Try to find iconv(3)
2229                 jm_ICONV($i/$l)
2230                 if test x"$ICONV_FOUND" = "xyes" ; then
2231                     libext="$l"
2232                     break
2233                 fi
2234         fi
2235     done
2236
2237     if test x"$ICONV_FOUND" = "xyes" ; then
2238         iconv_current_LDFLAGS="-L$i/$libext"
2239         iconv_current_CPPFLAGS="-I$i/include"
2240
2241         if test x"$jm_cv_lib_iconv" != x; then
2242             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2243         else
2244             # We found iconv in libc.
2245             iconv_current_LIBS=""
2246         fi
2247
2248     fi
2249
2250     if test x"$ICONV_FOUND" = "xyes" ; then
2251
2252         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2253         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2254         LIBS="$save_LIBS $iconv_current_LIBS"
2255         export LDFLAGS LIBS CPPFLAGS
2256
2257         default_dos_charset=no
2258         default_display_charset=no
2259         default_unix_charset=no
2260
2261         # check for default dos charset name
2262         for j in CP850 IBM850 ; do
2263             rjs_CHARSET($j)
2264             default_dos_charset="$ICONV_CHARSET"
2265             if test x"$default_dos_charset" = x"$j"; then
2266                 break
2267             fi
2268         done
2269
2270         # check for default display charset name
2271         for j in ASCII 646 ; do
2272             rjs_CHARSET($j)
2273             default_display_charset="$ICONV_CHARSET"
2274             if test x"$default_display_charset" = x"$j"; then
2275                 break
2276             fi
2277         done
2278
2279         # check for default unix charset name
2280         for j in UTF-8 UTF8 ; do
2281             rjs_CHARSET($j)
2282             default_unix_charset="$ICONV_CHARSET"
2283             if test x"$default_unix_charset" = x"$j"; then
2284                 break
2285             fi
2286         done
2287
2288         if test "$default_dos_charset" != "no" -a \
2289                 "$default_dos_charset" != "cross" -a \
2290                 "$default_display_charset" != "no" -a \
2291                 "$default_display_charset" != "cross" -a \
2292                 "$default_unix_charset" != "no" -a \
2293                 "$default_unix_charset" != "cross"
2294         then
2295                 samba_cv_HAVE_NATIVE_ICONV=yes
2296         else
2297             if test "$default_dos_charset" = "cross" -o \
2298                      "$default_display_charset" = "cross" -o \
2299                      "$default_unix_charset" = "cross"
2300             then
2301                     samba_cv_HAVE_NATIVE_ICONV=cross
2302             else
2303                     samba_cv_HAVE_NATIVE_ICONV=no
2304             fi
2305         fi
2306
2307         # At this point, we have a libiconv candidate. We know that
2308         # we have the right headers and libraries, but we don't know
2309         # whether it does the conversions we want. We can't test this
2310         # because we are cross-compiling. This is not necessarily a big
2311         # deal, since we can't guarantee that the results we get now will
2312         # match the results we get at runtime anyway.
2313         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2314             default_dos_charset="CP850"
2315             default_display_charset="ASCII"
2316             default_unix_charset="UTF-8"
2317             samba_cv_HAVE_NATIVE_ICONV=yes
2318             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2319             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2320         fi
2321
2322         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2323
2324             CPPFLAGS=$save_CPPFLAGS
2325             LDFLAGS=$save_LDFLAGS
2326             LIBS=$save_LIBS
2327
2328             if test x"$iconv_current_LIBS" != x; then
2329                 LIBS="$LIBS $iconv_current_LIBS"
2330             fi
2331
2332             # Add the flags we need to CPPFLAGS and LDFLAGS
2333             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2334             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2335
2336             # Turn the #defines into string literals
2337             default_dos_charset="\"$default_dos_charset\""
2338             default_display_charset="\"$default_display_charset\""
2339             default_unix_charset="\"$default_unix_charset\""
2340
2341             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2342             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2343             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2344             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2345
2346            break
2347         fi
2348
2349     # We didn't find a working iconv, so keep going
2350     fi
2351
2352     #  We only need to clean these up here for the next pass through the loop
2353     CPPFLAGS=$save_CPPFLAGS
2354     LDFLAGS=$save_LDFLAGS
2355     LIBS=$save_LIBS
2356     export LDFLAGS LIBS CPPFLAGS
2357 done
2358 unset libext
2359
2360
2361 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2362     AC_MSG_WARN([Sufficient support for iconv function was not found.
2363     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2364    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2365    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2366    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2367 fi
2368
2369
2370 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2371 AC_TRY_RUN([
2372 #include <sys/types.h>
2373 #include <fcntl.h>
2374 #ifndef F_GETLEASE
2375 #define F_GETLEASE      1025
2376 #endif
2377 main() {
2378        int fd = open("/dev/null", O_RDONLY);
2379        return fcntl(fd, F_GETLEASE, 0) == -1;
2380 }
2381 ],
2382 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2383 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2384     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2385 fi
2386
2387 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2388 AC_TRY_RUN([
2389 #include <sys/types.h>
2390 #include <fcntl.h>
2391 #include <signal.h>
2392 #ifndef F_NOTIFY
2393 #define F_NOTIFY 1026
2394 #endif
2395 main() {
2396         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2397 }
2398 ],
2399 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2400 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2401     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2402 fi
2403
2404 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2405 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2406 AC_CHECK_FUNCS(inotify_init)
2407 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2408 ],
2409 samba_cv_HAVE_INOTIFY=yes,
2410 samba_cv_HAVE_INOTIFY=no,
2411 samba_cv_HAVE_INOTIFY=cross)
2412
2413 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2414     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2415 fi
2416
2417 #################################################
2418 # Check if FAM notifications are available. For FAM info, see
2419 #       http://oss.sgi.com/projects/fam/
2420 #       http://savannah.nongnu.org/projects/fam/
2421 AC_ARG_ENABLE(fam,
2422 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2423
2424 if test x$enable_fam != xno; then
2425     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2426     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2427         # On IRIX, libfam requires libC, but other FAM implementations
2428         # might not need it.
2429         AC_CHECK_LIB(fam, FAMOpen2,
2430             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2431             [samba_cv_HAVE_LIBFAM=no])
2432
2433         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2434             samba_fam_xtra=-lC
2435             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2436                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2437                 [samba_cv_HAVE_LIBFAM=no])
2438             unset samba_fam_xtra
2439         fi
2440     fi
2441
2442     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2443         default_shared_modules="$default_shared_modules vfs_notify_fam"
2444         AC_TRY_COMPILE([#include <fam.h>],
2445                     [FAMCodes code = FAMChanged;],
2446                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2447                         [Whether fam.h contains a typedef for enum FAMCodes]),
2448                     [])
2449     fi
2450
2451     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2452         AC_MSG_ERROR(FAM support requested but FAM library not available )
2453     fi
2454 fi
2455
2456 AC_SUBST(SMB_FAM_LIBS)
2457
2458 #################################################
2459 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2460
2461 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2462
2463 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2464 # Theoretically it should work with AIX JFS2 too but this needs testing
2465 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2466     default_shared_modules="$default_shared_modules vfs_tsmsm"
2467 fi
2468
2469 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2470 AC_TRY_RUN([
2471 #include <sys/types.h>
2472 #include <fcntl.h>
2473 #include <signal.h>
2474 #include <sys/file.h>
2475 #ifndef LOCK_MAND
2476 #define LOCK_MAND       32
2477 #define LOCK_READ       64
2478 #endif
2479 main() {
2480         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2481 }
2482 ],
2483 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2484 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2485     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2486 fi
2487
2488
2489 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2490 AC_TRY_COMPILE([#include <sys/types.h>
2491 #include <fcntl.h>],
2492 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2493 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2494 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2495     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2496 fi
2497
2498 #################################################
2499 # Check for POSIX capability support
2500
2501 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2502     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2503     [], [])
2504
2505 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2506
2507     ac_save_LIBS=$LIBS
2508     AC_LIBTESTFUNC(cap, cap_get_proc)
2509
2510     AC_CACHE_CHECK([for POSIX capabilities],
2511             samba_cv_HAVE_POSIX_CAPABILITIES,
2512             [
2513                 AC_TRY_RUN([
2514 #include <sys/types.h>
2515 #include <sys/capability.h>
2516 main() {
2517  cap_t cap;
2518  cap_value_t vals[1];
2519  if (!(cap = cap_get_proc()))
2520    exit(1);
2521  vals[0] = CAP_CHOWN;
2522  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2523  cap_set_proc(cap);
2524  exit(0);
2525 }],
2526                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2527                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2528                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2529             ])
2530
2531 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2532     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2533             [Whether POSIX capabilities are available])
2534 else
2535     LIBS=$ac_save_LIBS
2536 fi
2537
2538 fi
2539
2540 #
2541 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2542 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2543 #
2544
2545 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2546 AC_TRY_COMPILE([#include <sys/types.h>
2547 #if defined(HAVE_RPC_RPC_H)
2548 #include <rpc/rpc.h>
2549 #endif],
2550 [int16 testvar;],
2551 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2552 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2553     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2554 fi
2555
2556 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2557 AC_TRY_COMPILE([#include <sys/types.h>
2558 #if defined(HAVE_RPC_RPC_H)
2559 #include <rpc/rpc.h>
2560 #endif],
2561 [uint16 testvar;],
2562 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2563 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2564     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2565 fi
2566
2567 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2568 AC_TRY_COMPILE([#include <sys/types.h>
2569 #if defined(HAVE_RPC_RPC_H)
2570 #include <rpc/rpc.h>
2571 #endif],
2572 [int32 testvar;],
2573 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2574 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2575     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2576 fi
2577
2578 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2579 AC_TRY_COMPILE([#include <sys/types.h>
2580 #if defined(HAVE_RPC_RPC_H)
2581 #include <rpc/rpc.h>
2582 #endif],
2583 [uint32 testvar;],
2584 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2585 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2586     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2587 fi
2588
2589 dnl
2590 dnl Some systems (SCO) have a problem including
2591 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2592 dnl as a #define in <prot.h> and as part of an enum
2593 dnl in <rpc/rpc.h>.
2594 dnl
2595
2596 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2597 AC_TRY_COMPILE([#include <sys/types.h>
2598 #ifdef HAVE_SYS_SECURITY_H
2599 #include <sys/security.h>
2600 #include <prot.h>
2601 #endif  /* HAVE_SYS_SECURITY_H */
2602 #if defined(HAVE_RPC_RPC_H)
2603 #include <rpc/rpc.h>
2604 #endif],
2605 [int testvar;],
2606 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2607 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2608     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2609 fi
2610
2611 AC_MSG_CHECKING([for test routines])
2612 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2613            AC_MSG_RESULT(yes),
2614            AC_MSG_ERROR([cant find test code. Aborting config]),
2615            AC_MSG_WARN([cannot run when cross-compiling]))
2616
2617 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2618 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2619            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2620 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2621     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2622 fi
2623
2624 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2625 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2626            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2627 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2628     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2629 fi
2630
2631 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2632 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2633 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2634 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2635 AC_CHECK_FUNCS(getpagesize)
2636
2637 ################################################
2638 # look for a method of setting the effective uid
2639 seteuid=no;
2640
2641 if test $seteuid = no; then
2642 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2643 AC_TRY_RUN([
2644 #define AUTOCONF_TEST 1
2645 #define USE_SETREUID 1
2646 #include "confdefs.h"
2647 #include "${srcdir-.}/lib/util_sec.c"],
2648            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2649 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2650     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2651 fi
2652 fi
2653
2654 # we check for setresuid second as it conflicts with AIO on Linux. 
2655 # see http://samba.org/~tridge/junkcode/aio_uid.c
2656 if test $seteuid = no; then
2657 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2658 AC_TRY_RUN([
2659 #define AUTOCONF_TEST 1
2660 #define USE_SETRESUID 1
2661 #include "confdefs.h"
2662 #include "${srcdir-.}/lib/util_sec.c"],
2663            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2664 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2665     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2666 fi
2667 fi
2668
2669 if test $seteuid = no; then
2670 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2671 AC_TRY_RUN([
2672 #define AUTOCONF_TEST 1
2673 #define USE_SETEUID 1
2674 #include "confdefs.h"
2675 #include "${srcdir-.}/lib/util_sec.c"],
2676            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2677 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2678     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2679 fi
2680 fi
2681
2682 if test $seteuid = no; then
2683 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2684 AC_TRY_RUN([
2685 #define AUTOCONF_TEST 1
2686 #define USE_SETUIDX 1
2687 #include "confdefs.h"
2688 #include "${srcdir-.}/lib/util_sec.c"],
2689            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2690 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2691     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2692 fi
2693 fi
2694
2695 AC_CACHE_CHECK([for the Darwin initgroups system call],
2696         samba_cv_DARWIN_INITGROUPS,
2697         AC_TRY_LINK([
2698 #include <sys/syscall.h>
2699 #include <unistd.h>
2700         ],
2701         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2702         samba_cv_DARWIN_INITGROUPS=yes,
2703         samba_cv_DARWIN_INITGROUPS=no)
2704 )
2705
2706 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2707     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2708         [Whether to use the Darwin-specific initgroups system call])
2709 fi
2710
2711 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2712 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2713            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2714 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2715     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2716 fi
2717
2718 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2719 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2720            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2721 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2722     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2723
2724 else
2725
2726 dnl
2727 dnl Don't check for 64 bit fcntl locking if we know that the
2728 dnl glibc2.1 broken check has succeeded.
2729 dnl
2730
2731   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2732   AC_TRY_RUN([
2733 #if defined(HAVE_UNISTD_H)
2734 #include <unistd.h>
2735 #endif
2736 #include <stdio.h>
2737 #include <stdlib.h>
2738
2739 #ifdef HAVE_FCNTL_H
2740 #include <fcntl.h>
2741 #endif
2742
2743 #ifdef HAVE_SYS_FCNTL_H
2744 #include <sys/fcntl.h>
2745 #endif
2746 main() { struct flock64 fl64;
2747 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2748 exit(0);
2749 #else
2750 exit(1);
2751 #endif
2752 }],
2753        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2754
2755   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2756       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2757   fi
2758 fi
2759
2760 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2761 AC_TRY_COMPILE([#include <sys/types.h>
2762 #include <sys/stat.h>
2763 #include <unistd.h>],
2764 [struct stat st;  st.st_blocks = 0;],
2765 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2766 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2767     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2768 fi
2769
2770 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2771 AC_TRY_COMPILE([#include <sys/types.h>
2772 #include <sys/stat.h>
2773 #include <unistd.h>],
2774 [struct stat st;  st.st_blksize = 0;],
2775 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2776 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2777     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2778 fi
2779
2780 AC_CACHE_CHECK([for st_flags in struct stat],
2781         samba_cv_HAVE_STAT_ST_FLAGS,
2782         [
2783             AC_TRY_COMPILE([#include <sys/types.h>
2784 #include <sys/stat.h>
2785 #include <unistd.h>],
2786             [struct stat st;  st.st_flags = 0;],
2787             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2788             samba_cv_HAVE_STAT_ST_FLAGS=no,
2789             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2790         ])
2791
2792 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2793     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2794                 [Whether the stat struct has a st_flags member])
2795 fi
2796
2797 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2798 AC_TRY_COMPILE([
2799 #include <sys/types.h>
2800 #include <sys/acl.h>
2801 #if defined(HAVE_RPCSVC_NIS_H)
2802 #include <rpcsvc/nis.h>
2803 #endif],
2804 [int i;],
2805 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2806 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2807         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2808 fi
2809
2810 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2811 AC_TRY_RUN([
2812 #include <stdio.h>
2813 #include <limits.h>
2814 #include <signal.h>
2815
2816 void exit_on_core(int ignored) {
2817         exit(1);
2818 }
2819
2820 main() {
2821         char *newpath;
2822         signal(SIGSEGV, exit_on_core);
2823         newpath = realpath("/tmp", NULL);
2824         exit((newpath != NULL) ? 0 : 1);
2825 }
2826 ],
2827 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2828 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2829     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2830 fi
2831
2832 #################################################
2833 # check for AFS clear-text auth support
2834 samba_cv_WITH_AFS=no
2835 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2836 AC_ARG_WITH(afs,
2837 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2838 [ case "$withval" in
2839   yes|auto)
2840     AC_MSG_RESULT($withval)
2841     samba_cv_WITH_AFS=$withval
2842     ;;
2843   *)
2844     AC_MSG_RESULT(no)
2845     ;;
2846   esac ],
2847   AC_MSG_RESULT(no)
2848 )
2849
2850 ####################################################
2851 # check for Linux-specific AFS fake-kaserver support
2852 samba_cv_WITH_FAKE_KASERVER=no
2853 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2854 AC_ARG_WITH(fake-kaserver,
2855 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2856 [ case "$withval" in
2857   yes|auto)
2858     AC_MSG_RESULT($withval)
2859     samba_cv_WITH_FAKE_KASERVER=$withval
2860     ;;
2861   *)
2862     AC_MSG_RESULT(no)
2863     ;;
2864   esac ],
2865   AC_MSG_RESULT(no)
2866 )
2867
2868 #################################################
2869 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2870 if test x"$samba_cv_WITH_AFS" != x"no" ||
2871    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2872
2873     # see if this box has the afs-headers in /usr/include/afs
2874     AC_MSG_CHECKING(for /usr/include/afs)
2875     if test -d /usr/include/afs; then
2876           CFLAGS="$CFLAGS -I/usr/include/afs"
2877           CPPFLAGS="$CPPFLAGS -I/usr/include/afs"
2878           AC_MSG_RESULT(yes)
2879     else
2880       AC_MSG_RESULT(no)
2881     fi
2882
2883     # check for afs.h
2884     have_afs_headers=no
2885     AC_CHECK_HEADERS(afs.h afs/afs.h)
2886     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2887         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2888            test x"$samba_cv_WITH_AFS" = x"auto"; then
2889                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2890         else
2891                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2892         fi
2893     else
2894         have_afs_headers=yes
2895     fi
2896 fi
2897
2898 FAKE_KASERVER_OBJ=""
2899 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2900     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2901     FAKE_KASERVER_OBJ="utils/net_afs.o"
2902 fi
2903 AC_SUBST(FAKE_KASERVER_OBJ)
2904
2905 #################################################
2906 # check whether to compile AFS/NT ACL mapping module
2907 samba_cv_WITH_VFS_AFSACL=no
2908 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2909 AC_ARG_WITH(vfs-afsacl,
2910 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2911 [ case "$withval" in
2912   yes|auto)
2913     AC_MSG_RESULT($withval)
2914     samba_cv_WITH_VFS_AFSACL=yes
2915     ;;
2916   *)
2917     AC_MSG_RESULT(no)
2918     ;;
2919   esac ],
2920   AC_MSG_RESULT(no)
2921 )
2922
2923 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2924    default_shared_modules="$default_shared_modules vfs_afsacl"
2925 fi
2926         
2927 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2928     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2929 fi
2930
2931 #################################################
2932 # check for the DFS clear-text auth system
2933 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2934 AC_ARG_WITH(dfs,
2935 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2936 [ case "$withval" in
2937   yes)
2938     AC_MSG_RESULT(yes)
2939     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2940     ;;
2941   *)
2942     AC_MSG_RESULT(no)
2943     ;;
2944   esac ],
2945   AC_MSG_RESULT(no)
2946 )
2947
2948 ########################################################
2949 # Compile with LDAP support?
2950
2951 with_ldap_support=auto
2952 AC_MSG_CHECKING([for LDAP support])
2953
2954 AC_ARG_WITH(ldap,
2955 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2956 [ case "$withval" in
2957     yes|no)
2958         with_ldap_support=$withval
2959         ;;
2960   esac ])
2961
2962 AC_MSG_RESULT($with_ldap_support)
2963
2964 SMBLDAP=""
2965 AC_SUBST(SMBLDAP)
2966 SMBLDAPUTIL=""
2967 AC_SUBST(SMBLDAPUTIL)
2968 LDBLDAP=""
2969 AC_SUBST(LDBLDAP)
2970
2971 if test x"$with_ldap_support" != x"no"; then
2972
2973   ##################################################################
2974   # first test for ldap.h and lber.h
2975   # (ldap.h is required for this test)
2976   AC_CHECK_HEADERS(ldap.h lber.h)
2977
2978   if test x"$ac_cv_header_ldap_h" != x"yes"; then
2979         if test x"$with_ldap_support" = x"yes"; then
2980          AC_MSG_ERROR(ldap.h is needed for LDAP support)
2981         else
2982          AC_MSG_WARN(ldap.h is needed for LDAP support)
2983         fi
2984         
2985         with_ldap_support=no
2986   fi
2987
2988   ##################################################################
2989   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
2990   # unsigned int in include/includes.h
2991   case $host_os in
2992         *hpux*)
2993          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2994          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
2995         with_ldap_support=yes
2996         ;;
2997         *)
2998         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
2999         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3000                 if test x"$with_ldap_support" = x"yes"; then
3001                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3002                 else
3003                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3004                 fi
3005                 with_ldap_support=no
3006         fi
3007         ;;
3008   esac
3009 fi
3010
3011 if test x"$with_ldap_support" != x"no"; then
3012   ac_save_LIBS=$LIBS
3013
3014   ##################################################################
3015   # we might need the lber lib on some systems. To avoid link errors
3016   # this test must be before the libldap test
3017   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3018
3019   ########################################################
3020   # If ber_sockbuf_add_io() is available we can add
3021   # SASL wrapping hooks
3022   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3023
3024   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3025                  AC_TRY_COMPILE([#include <ldap.h>],
3026                                 [int val = LDAP_OPT_SOCKBUF;],
3027                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3028                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3029
3030   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3031           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3032         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3033   fi
3034
3035   #######################################################
3036   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3037   # ldap logging and print it out in the samba logs
3038   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3039                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3040                  [AC_TRY_COMPILE([#include <lber.h>],
3041                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3042                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3043                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3044
3045   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3046         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3047                   [Support for LDAP/LBER logging interception])
3048   fi
3049
3050   ########################################################
3051   # now see if we can find the ldap libs in standard paths
3052   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3053
3054   ########################################################
3055   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3056   # Check found in pam_ldap 145.
3057   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3058
3059   LIBS="$LIBS $LDAP_LIBS"
3060   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3061     AC_TRY_COMPILE([
3062         #include <lber.h>
3063         #include <ldap.h>],
3064         [ldap_set_rebind_proc(0, 0, 0);],
3065         [smb_ldap_cv_ldap_set_rebind_proc=3],
3066         [smb_ldap_cv_ldap_set_rebind_proc=2]
3067     )
3068   ])
3069
3070   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3071
3072   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3073
3074   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3075     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3076     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3077     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3078     default_shared_modules="$default_shared_modules";
3079     SMBLDAP="lib/smbldap.o"
3080     SMBLDAPUTIL="lib/smbldap_util.o"
3081     with_ldap_support=yes
3082     AC_MSG_CHECKING(whether LDAP support is used)
3083     AC_MSG_RESULT(yes)
3084   else
3085     if test x"$with_ldap_support" = x"yes"; then
3086         AC_MSG_ERROR(libldap is needed for LDAP support)
3087     else
3088         AC_MSG_WARN(libldap is needed for LDAP support)
3089     fi
3090
3091     LDAP_LIBS=""
3092     with_ldap_support=no
3093   fi
3094   LIBS=$ac_save_LIBS
3095 fi
3096
3097
3098 #################################################
3099 # active directory support
3100
3101 with_ads_support=auto
3102 AC_MSG_CHECKING([for Active Directory and krb5 support])
3103
3104 AC_ARG_WITH(ads,
3105 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3106 [ case "$withval" in
3107     yes|no)
3108         with_ads_support="$withval"
3109         ;;
3110   esac ])
3111
3112 AC_MSG_RESULT($with_ads_support)
3113
3114 FOUND_KRB5=no
3115 KRB5_LIBS=""
3116
3117 if test x"$with_ldap_support" != x"yes"; then
3118
3119     if test x"$with_ads_support" = x"yes"; then
3120         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3121     elif test x"$with_ads_support" = x"auto"; then
3122         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3123         with_ads_support=no
3124     fi
3125
3126 else
3127
3128     # Check to see whether there is enough LDAP functionality to be able
3129     # to build AD support.
3130
3131 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3132 case "$host_os" in
3133         *hpux*)
3134     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3135
3136     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3137         if test x"$with_ads_support" = x"yes"; then
3138             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3139         elif test x"$with_ads_support" = x"auto"; then
3140             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3141             with_ads_support=no
3142         fi
3143     fi
3144     ;;
3145         *)
3146     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3147
3148     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3149         if test x"$with_ads_support" = x"yes"; then
3150             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3151         elif test x"$with_ads_support" = x"auto"; then
3152             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3153             with_ads_support=no
3154         fi
3155     fi
3156     ;;
3157 esac
3158
3159
3160     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3161
3162     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3163         if test x"$with_ads_support" = x"yes"; then
3164             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3165         elif test x"$with_ads_support" = x"auto"; then
3166             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3167             with_ads_support=no
3168         fi
3169     fi
3170
3171 fi
3172
3173 if test x"$with_ads_support" != x"no"; then
3174
3175   # Do no harm to the values of CFLAGS and LIBS while testing for
3176   # Kerberos support.
3177
3178   if test x$FOUND_KRB5 = x"no"; then
3179     #################################################
3180     # check for location of Kerberos 5 install
3181     AC_MSG_CHECKING(for kerberos 5 install path)
3182     AC_ARG_WITH(krb5,
3183     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3184     [ case "$withval" in
3185       no)
3186         AC_MSG_RESULT(no krb5-path given)
3187         ;;
3188       yes)
3189         AC_MSG_RESULT(/usr)
3190         FOUND_KRB5=yes
3191         ;;
3192       *)
3193         AC_MSG_RESULT($withval)
3194         KRB5_CFLAGS="-I$withval/include"
3195         KRB5_CPPFLAGS="-I$withval/include"
3196         KRB5_LDFLAGS="-L$withval/lib"
3197         FOUND_KRB5=yes
3198         if test -x "$withval/bin/krb5-config"; then
3199                 KRB5CONFIG=$withval/bin/krb5-config
3200         fi
3201         ;;
3202       esac ],
3203       AC_MSG_RESULT(no krb5-path given)
3204     )
3205   fi
3206
3207   #################################################
3208   # check for krb5-config from recent MIT and Heimdal kerberos 5
3209   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3210   AC_MSG_CHECKING(for working krb5-config)
3211   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3212     ac_save_CFLAGS=$CFLAGS
3213     CFLAGS="";export CFLAGS
3214     ac_save_LDFLAGS=$LDFLAGS
3215     LDFLAGS="";export LDFLAGS
3216     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3217     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3218     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3219     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3220     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3221     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3222     FOUND_KRB5=yes
3223     AC_MSG_RESULT(yes)
3224   else
3225     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3226   fi
3227
3228   if test x$FOUND_KRB5 = x"no"; then
3229     #################################################
3230     # see if this box has the SuSE location for the heimdal krb implementation
3231     AC_MSG_CHECKING(for /usr/include/heimdal)
3232     if test -d /usr/include/heimdal; then
3233       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3234           KRB5_CFLAGS="-I/usr/include/heimdal"
3235           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3236           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3237           FOUND_KRB5=yes
3238           AC_MSG_RESULT(yes)
3239       else
3240           KRB5_CFLAGS="-I/usr/include/heimdal"
3241           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3242           FOUND_KRB5=yes
3243           AC_MSG_RESULT(yes)
3244       fi
3245     else
3246       AC_MSG_RESULT(no)
3247     fi
3248   fi
3249
3250   if test x$FOUND_KRB5 = x"no"; then
3251     #################################################
3252     # see if this box has the RedHat location for kerberos
3253     AC_MSG_CHECKING(for /usr/kerberos)
3254     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3255       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3256       KRB5_CFLAGS="-I/usr/kerberos/include"
3257       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3258       FOUND_KRB5=yes
3259       AC_MSG_RESULT(yes)
3260     else
3261       AC_MSG_RESULT(no)
3262     fi
3263   fi
3264
3265   if test x$FOUND_KRB5 = x"no"; then
3266     #################################################
3267     # see if this box has the OpenBSD location for heimdal krb5
3268     AC_MSG_CHECKING(for /usr/include/kerberosV)
3269     if test -d /usr/include/kerberosV; then
3270       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3271       KRB5_LIBS="-lcrypto"
3272       FOUND_KRB5=yes
3273       AC_MSG_RESULT(yes)
3274     else
3275       AC_MSG_RESULT(no)
3276     fi
3277   fi
3278
3279   ac_save_CFLAGS=$CFLAGS
3280   ac_save_CPPFLAGS=$CPPFLAGS
3281   ac_save_LDFLAGS=$LDFLAGS
3282
3283   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3284   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3285   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3286
3287   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3288
3289   # now check for krb5.h. Some systems have the libraries without the headers!
3290   # note that this check is done here to allow for different kerberos
3291   # include paths
3292   AC_CHECK_HEADERS(krb5.h)
3293
3294   if test x"$ac_cv_header_krb5_h" = x"no"; then
3295
3296     # Give a warning if AD support was not explicitly requested,
3297     # i.e with_ads_support = auto, otherwise die with an error.
3298
3299     if test x"$with_ads_support" = x"yes"; then
3300       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3301     else
3302       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3303     fi
3304
3305     # Turn off AD support and restore CFLAGS and LIBS variables
3306
3307     with_ads_support="no"
3308
3309     CFLAGS=$ac_save_CFLAGS
3310     CPPFLAGS=$ac_save_CPPFLAGS
3311     LDFLAGS=$ac_save_LDFLAGS
3312   fi
3313   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3314   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3315         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3316         EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3317   fi
3318 fi
3319
3320 # Now we have determined whether we really want ADS support
3321 use_ads=no
3322 if test x"$with_ads_support" != x"no"; then
3323   use_ads=yes
3324   have_gssapi=no
3325   ac_save_LIBS=$LIBS
3326
3327   # now check for gssapi headers.  This is also done here to allow for
3328   # different kerberos include paths
3329   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3330
3331   ##################################################################
3332   # we might need the k5crypto and com_err libraries on some systems
3333   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3334   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3335
3336   # Heimdal checks.
3337   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3338   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3339   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3340
3341   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3342   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3343
3344   ########################################################
3345   # now see if we can find the krb5 libs in standard paths
3346   # or as specified above
3347   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3348   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3349
3350   ########################################################
3351   # now see if we can find the gssapi libs in standard paths
3352   if test x"$have_gssapi" != x"yes"; then
3353      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3354   fi
3355
3356   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3357   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3358   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3359   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3360   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3361   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3362   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3363   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3364   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3365   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3366   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3367   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3368   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3369   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3370   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3371   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3372   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3373   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3374   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3375   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3376   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3377   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3378   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3379   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3380   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3381   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3382   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3383   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3384   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3385   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3386   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3387   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3388   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3389   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3390   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3391   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3392   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3393   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3394   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3395   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3396   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3397   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3398   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3399
3400   LIBS="$KRB5_LIBS $LIBS"
3401
3402   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3403         smb_krb5_cv_ticket_has_keyinfo,
3404         [
3405             AC_TRY_COMPILE(
3406             [
3407                 #include <krb5.h>
3408             ],
3409             [
3410                 krb5_ticket ticket;
3411                 krb5_kvno kvno;
3412                 krb5_enctype enctype;
3413
3414                 enctype = ticket.enc_part.enctype;
3415                 kvno = ticket.enc_part.kvno;
3416             ],
3417             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3418             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3419         ])
3420
3421   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3422         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3423             [Whether the krb5_ticket structure contains the kvno and enctype])
3424   fi
3425
3426   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3427           smb_krb5_cv_creds_opt_free_context,
3428           [
3429                 AC_TRY_COMPILE([
3430                     #include <krb5.h>],
3431                     [
3432                         krb5_context ctx;
3433                         krb5_get_init_creds_opt *opt = NULL;
3434                         krb5_get_init_creds_opt_free(ctx, opt);
3435                     ],
3436                     [smb_krb5_cv_creds_opt_free_context=yes],
3437                     [smb_krb5_cv_creds_opt_free_context=no]
3438                 )
3439           ])
3440
3441   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3442         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3443             [Whether krb5_get_init_creds_opt_free takes a context argument])
3444   fi