Merge branch 'checktalloc' of /home/jelmer/samba4
[amitay/samba.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/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="$CFLAGS -woff 1209,1174,3201"
427                 fi
428         ;;
429 esac
430
431 DYNEXP=
432 AC_SUBST(DYNEXP)
433
434 dnl Add modules that have to be built by default here
435 dnl These have to be built static:
436 default_static_modules="pdb_smbpasswd pdb_tdbsam pdb_wbc_sam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss2 rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
437
438 dnl These are preferably build shared, and static if dlopen() is not available
439 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb vfs_smb_traffic_analyzer vfs_preopen"
440
441 if test "x$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                 pid_t me = (pid_t)-1;
1200                 ptrace(PTRACE_ATTACH, me, 0, 0);
1201                 ptrace(PTRACE_DETACH, me, 0, 0);
1202                 return 0;
1203             ],
1204             [
1205                 AC_MSG_RESULT(yes)
1206                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1207                     [Whether the Linux ptrace(2) interface is available.])
1208             ],
1209             [
1210                 AC_MSG_RESULT(no)
1211                 LIBUNWIND_PTRACE=""
1212             ])
1213 fi
1214
1215 AC_SUBST(LIBUNWIND_PTRACE)
1216
1217 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1218 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1219 AC_CHECK_FUNCS(__getcwd _getcwd)
1220 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1221 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1222 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1223 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1224 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1225 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1226 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1227 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1228 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1229 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1230 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1231 AC_CHECK_FUNCS(prctl)
1232
1233 AC_TRY_COMPILE([
1234 #ifdef HAVE_SYS_PRCTL_H
1235 #include <sys/prctl.h>
1236 #endif
1237 ],
1238 [int i; i = prtcl(0); ],
1239 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1240
1241 #
1242 #
1243 #
1244 case "$host_os" in
1245     *linux*)
1246        # glibc <= 2.3.2 has a broken getgrouplist
1247        AC_TRY_RUN([
1248 #include <unistd.h>
1249 #include <sys/utsname.h>
1250 main() {
1251        /* glibc up to 2.3 has a broken getgrouplist */
1252 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1253        int libc_major = __GLIBC__;
1254        int libc_minor = __GLIBC_MINOR__;
1255
1256        if (libc_major < 2)
1257               exit(1);
1258        if ((libc_major == 2) && (libc_minor <= 3))
1259               exit(1);
1260 #endif
1261        exit(0);
1262 }
1263 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1264        if test x"$linux_getgrouplist_ok" = x"yes"; then
1265           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1266        fi
1267        ;;
1268     *)
1269        AC_CHECK_FUNCS(getgrouplist)
1270        ;;
1271 esac
1272
1273 #
1274 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1275 #
1276
1277 if test x$ac_cv_func_stat64 = xno ; then
1278   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1279   AC_TRY_LINK([
1280 #if defined(HAVE_UNISTD_H)
1281 #include <unistd.h>
1282 #endif
1283 #include <sys/stat.h>
1284 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1285   AC_MSG_RESULT([$ac_cv_func_stat64])
1286   if test x$ac_cv_func_stat64 = xyes ; then
1287     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1288   fi
1289 fi
1290
1291 if test x$ac_cv_func_lstat64 = xno ; then
1292   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1293   AC_TRY_LINK([
1294 #if defined(HAVE_UNISTD_H)
1295 #include <unistd.h>
1296 #endif
1297 #include <sys/stat.h>
1298 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1299   AC_MSG_RESULT([$ac_cv_func_lstat64])
1300   if test x$ac_cv_func_lstat64 = xyes ; then
1301     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1302   fi
1303 fi
1304
1305 if test x$ac_cv_func_fstat64 = xno ; then
1306   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1307   AC_TRY_LINK([
1308 #if defined(HAVE_UNISTD_H)
1309 #include <unistd.h>
1310 #endif
1311 #include <sys/stat.h>
1312 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1313   AC_MSG_RESULT([$ac_cv_func_fstat64])
1314   if test x$ac_cv_func_fstat64 = xyes ; then
1315     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1316   fi
1317 fi
1318
1319 #################################################
1320 # Check whether struct stat has timestamps with sub-second resolution.
1321 #
1322
1323 samba_cv_stat_hires=no
1324 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1325         [samba_cv_stat_hires=yes])
1326 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1327         [samba_cv_stat_hires=yes])
1328 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1329         [samba_cv_stat_hires=yes])
1330 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1331         [samba_cv_stat_hires=yes])
1332 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1333         [samba_cv_stat_hires=yes])
1334
1335 if test x"$samba_cv_stat_hires" = x"yes" ; then
1336     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1337             [whether struct stat has sub-second timestamps])
1338 fi
1339
1340 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1341 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1342 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1343
1344
1345 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1346     [
1347         AC_TRY_COMPILE(
1348             [#include <sys/stat.h>],
1349             [
1350                 int a = UF_DOS_ARCHIVE;
1351                 int h = UF_DOS_HIDDEN;
1352                 int r = UF_DOS_RO;
1353                 int s = UF_DOS_SYSTEM;
1354                 int i = UF_DOS_NOINDEX;
1355                 int f = UF_DOS_FLAGS;
1356             ],
1357             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1358     ])
1359
1360 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1361     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1362 fi
1363
1364 #####################################
1365 # needed for SRV lookups
1366 AC_CHECK_LIB(resolv, dn_expand)
1367 AC_CHECK_LIB(resolv, _dn_expand)
1368 AC_CHECK_LIB(resolv, __dn_expand)
1369
1370 #
1371 # Check for the functions putprpwnam, set_auth_parameters,
1372 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1373 # Needed for OSF1 and HPUX.
1374 #
1375
1376 AC_LIBTESTFUNC(security, putprpwnam)
1377 AC_LIBTESTFUNC(sec, putprpwnam)
1378
1379 AC_LIBTESTFUNC(security, set_auth_parameters)
1380 AC_LIBTESTFUNC(sec, set_auth_parameters)
1381
1382 # UnixWare 7.x has its getspnam in -lgen
1383 AC_LIBTESTFUNC(gen, getspnam)
1384
1385 AC_LIBTESTFUNC(security, getspnam)
1386 AC_LIBTESTFUNC(sec, getspnam)
1387
1388 AC_LIBTESTFUNC(security, bigcrypt)
1389 AC_LIBTESTFUNC(sec, bigcrypt)
1390
1391 AC_LIBTESTFUNC(security, getprpwnam)
1392 AC_LIBTESTFUNC(sec, getprpwnam)
1393
1394 AC_CHECK_FUNCS(strsignal)
1395
1396 ############################################
1397 # Check if we have libattr
1398 case "$host_os" in
1399   *osf*)
1400         AC_SEARCH_LIBS(getproplist, [proplist])
1401         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1402         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1403         AC_CHECK_FUNCS(sizeof_proplist_entry)
1404   ;;
1405   *)
1406         AC_SEARCH_LIBS(getxattr, [attr])
1407         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1408         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1409         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1410         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1411         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1412         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1413         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1414   ;;
1415 esac
1416
1417 ########################################################
1418 # Check if attropen() is present if this is Solaris
1419 case "$host_os" in
1420   *solaris*)
1421         AC_CHECK_FUNCS(attropen)
1422   ;;
1423 esac
1424
1425 ########################################################
1426 # Do xattr functions take additional options like on Darwin?
1427 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1428         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1429                 old_LIBS=$LIBS
1430                 LIBS="$LIBS $ACL_LIBS"
1431                 AC_TRY_COMPILE([
1432                         #include <sys/types.h>
1433                         #if HAVE_ATTR_XATTR_H
1434                         #include <attr/xattr.h>
1435                         #elif HAVE_SYS_XATTR_H
1436                         #include <sys/xattr.h>
1437                         #endif
1438                 ],[
1439                         getxattr(0, 0, 0, 0, 0, 0);
1440                 ],
1441                 [smb_attr_cv_xattr_add_opt=yes],
1442                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1443         ])
1444         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1445                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1446         fi
1447 fi
1448
1449 # Check if we have extattr
1450 case "$host_os" in
1451   *freebsd4* | *dragonfly* )
1452     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1453     ;;
1454   *)
1455     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1456     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1457     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1458     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1459     ;;
1460 esac
1461
1462 AC_DISABLE_STATIC
1463 AC_ENABLE_SHARED
1464
1465 # Set defaults
1466 PIE_CFLAGS=""
1467 PIE_LDFLAGS=""
1468 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1469
1470 if test "x$enable_pie" != xno
1471 then
1472         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1473         [
1474                 cat > conftest.c <<EOF
1475 int foo;
1476 main () { return 0;}
1477 EOF
1478                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1479                 then
1480                         samba_cv_fpie=yes
1481                 else
1482                         samba_cv_fpie=no
1483                 fi
1484                 rm -f conftest*
1485         ])
1486         if test x"${samba_cv_fpie}" = x"yes"
1487         then
1488                 PIE_CFLAGS="-fPIE"
1489                 PIE_LDFLAGS="-pie"
1490         fi
1491 fi
1492
1493 # Set defaults
1494 RELRO_LDFLAGS=""
1495 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1496
1497 if test "x$enable_relro" != xno
1498 then
1499         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1500         [
1501                 cat > conftest.c <<EOF
1502 int foo;
1503 main () { return 0;}
1504 EOF
1505                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1506                 then
1507                         samba_cv_relro=yes
1508                 else
1509                         samba_cv_relro=no
1510                 fi
1511                 rm -f conftest*
1512         ])
1513         if test x"${samba_cv_relro}" = x"yes"
1514         then
1515                 RELRO_LDFLAGS="-Wl,-z,relro"
1516         fi
1517 fi
1518
1519 # Set defaults
1520 SYMSEXT="syms"
1521 AC_SUBST(SYMSEXT)
1522
1523 # Assume non-shared by default and override below
1524 BLDSHARED="false"
1525
1526 # these are the defaults, good for lots of systems
1527 HOST_OS="$host_os"
1528 LDSHFLAGS="-shared"
1529 MODULE_EXPORTS=""
1530 SONAMEFLAG="#"
1531 SHLD="\${CC} \${CFLAGS}"
1532 PICFLAG="${PIE_CFLAGS}"
1533 SHLIBEXT="so"
1534 DSO_EXPORTS=""
1535
1536 # this bit needs to be modified for each OS that supports share libs
1537 # You need to specify how to create a shared library and
1538   # how to compile C code to produce PIC object files
1539
1540   AC_MSG_CHECKING([ability to build shared libraries])
1541
1542   # and these are for particular systems
1543   case "$host_os" in
1544                 *linux*)   AC_DEFINE(LINUX,1,[Whether the host os is linux])
1545                         BLDSHARED="true"
1546                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1547                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1548                         else
1549                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1550                         fi
1551                         DYNEXP="-Wl,--export-dynamic"
1552                         PICFLAG="-fPIC"
1553                         SONAMEFLAG="-Wl,-soname="
1554                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1555                         ;;
1556                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1557                         BLDSHARED="true"
1558                         LDSHFLAGS="-G"
1559                         SONAMEFLAG="-h "
1560                         if test "${GCC}" = "yes"; then
1561                                 PICFLAG="-fPIC"
1562                                 SONAMEFLAG="-Wl,-soname="
1563                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1564                                         DYNEXP="-Wl,-E"
1565                                 fi
1566                         else
1567                                 PICFLAG="-KPIC"
1568                                 ## ${CFLAGS} added for building 64-bit shared
1569                                 ## libs using Sun's Compiler
1570                                 LDSHFLAGS="-G \${CFLAGS}"
1571                         fi
1572                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1573                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1574                         ;;
1575                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1576                         BLDSHARED="true"
1577                         LDSHFLAGS="-G"
1578                         SONAMEFLAG="-Wl,-h,"
1579                         PICFLAG="-KPIC"   # Is this correct for SunOS
1580                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1581                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1582                         ;;
1583                 *netbsd* | *freebsd* | *dragonfly* )
1584                         BLDSHARED="true"
1585                         LDSHFLAGS="-shared"
1586                         DYNEXP="-Wl,--export-dynamic"
1587                         SONAMEFLAG="-Wl,-soname,"
1588                         PICFLAG="-fPIC -DPIC"
1589                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1590                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1591                         ;;
1592                 *openbsd*)  BLDSHARED="true"
1593                         LDSHFLAGS="-shared"
1594                         DYNEXP="-Wl,-Bdynamic"
1595                         SONAMEFLAG="-Wl,-soname,"
1596                         PICFLAG="-fPIC"
1597                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1598                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1599                         ;;
1600                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1601                         case "$host_os" in
1602                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1603                         ;;
1604                         esac
1605                         BLDSHARED="true"
1606                         LDSHFLAGS="-set_version sgi1.0 -shared"
1607                         SONAMEFLAG="-soname "
1608                         SHLD="\${LD}"
1609                         if test "${GCC}" = "yes"; then
1610                                 PICFLAG="-fPIC"
1611                         else
1612                                 PICFLAG="-KPIC"
1613                         fi
1614                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1615                         ;;
1616                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1617                         BLDSHARED="true"
1618                         # use expfull to export underscored symbols
1619                         # add rtl to remove /lib/crt0.o warning
1620                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1621                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1622                         PICFLAG="-O2"
1623                         # as AIX code is always position independent...
1624                         # .po will just create compile warnings, use po.o:
1625                         if test "${GCC}" != "yes"; then
1626                                 ## for funky AIX compiler using strncpy()
1627                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1628                         fi
1629
1630                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1631                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1632                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1633                         ;;
1634                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1635                         # Use special PIC flags for the native HP-UX compiler.
1636                                 BLDSHARED="true"
1637                                 SHLD="cc"
1638                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1639                                 SONAMEFLAG="-Wl,+h "
1640                                 PICFLAG="+z"
1641                         if test "${GCC}" = "yes"; then
1642                                 PICFLAG="-fPIC"
1643                         else
1644                                 PICFLAG="+z +ESnolit"
1645                         fi
1646                         if test "$host_cpu" = "ia64"; then
1647                                 SHLIBEXT="so"
1648                               PICFLAG="+z"
1649                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1650                         else
1651                                 SHLIBEXT="sl"
1652                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1653                         fi
1654                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1655                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1656                         ;;
1657                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1658                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1659                         ;;
1660                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1661                         BLDSHARED="true"
1662                         LDSHFLAGS="-shared"
1663                         SONAMEFLAG="-Wl,-soname,"
1664                         PICFLAG="-fPIC"
1665                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1666                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1667                         ;;
1668                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1669                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1670                         ;;
1671                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1672                         BLDSHARED="true"
1673                         LDSHFLAGS="-shared"
1674                         SONAMEFLAG="-Wl,-soname,"
1675                         PICFLAG="-KPIC"
1676                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1677                         ;;
1678                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1679                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1680                         ;;
1681                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1682                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1683                         ;;
1684                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1685                         case "$host" in
1686                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1687                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1688                                         fi
1689                                         LDSHFLAGS="-G"
1690                                         DYNEXP="-Bexport"
1691                                 ;;
1692                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1693                         esac
1694                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1695                         ;;
1696
1697                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1698                         if [ test "$GCC" != yes ]; then
1699                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1700                         fi
1701                         LDSHFLAGS="-G"
1702                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1703                         ;;
1704                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1705                         BLDSHARED="false"
1706                         LDSHFLAGS=""
1707                         ;;
1708
1709                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1710                         BLDSHARED="true"
1711                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1712                         CFLAGS="$CFLAGS -fno-common"
1713                         SHLD="\${CC}"
1714                         SHLIBEXT="dylib"
1715                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1716                         SHLIBEXT="dylib"
1717                         # Since gcc doesn't fail on unrecognised options, the
1718                         # PIE test incorrectly succeeds. Darwin gcc does not
1719                         # actually support the PIE stuff.
1720                         PIE_LDFLAGS=
1721                         PIE_CFLAGS=
1722                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1723                         ;;
1724
1725                 *)
1726                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1727                         ;;
1728   esac
1729
1730 if test "$enable_shared" != "yes"; then
1731         BLDSHARED=false
1732 fi
1733
1734 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1735         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1736 fi
1737
1738 if test x"$BLDSHARED" = x"true" ; then
1739         LDFLAGS="$LDFLAGS -L./bin"
1740 fi
1741
1742 AC_MSG_RESULT($BLDSHARED)
1743
1744 AC_MSG_CHECKING([LDFLAGS])
1745 AC_MSG_RESULT([$LDFLAGS])
1746 AC_MSG_CHECKING([DYNEXP])
1747 AC_MSG_RESULT([$DYNEXP])
1748
1749 #######################################################
1750 # test whether building a shared library actually works
1751 if test $BLDSHARED = true; then
1752
1753 AC_MSG_CHECKING([SHLD])
1754 AC_MSG_RESULT([$SHLD])
1755 AC_MSG_CHECKING([LDSHFLAGS])
1756 AC_MSG_RESULT([$LDSHFLAGS])
1757
1758 AC_MSG_CHECKING([SHLIBEXT])
1759 AC_MSG_RESULT([$SHLIBEXT])
1760 AC_MSG_CHECKING([SONAMEFLAG])
1761 AC_MSG_RESULT([$SONAMEFLAG])
1762
1763 AC_MSG_CHECKING([PICFLAG])
1764 AC_MSG_RESULT([$PICFLAG])
1765
1766 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1767 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1768
1769 AC_CACHE_CHECK([whether building shared libraries actually works],
1770                [ac_cv_shlib_works],[
1771    # try building a trivial shared library
1772    ac_cv_shlib_works=no
1773    # The $SHLD and $LDSHFLAGS variables may contain references to other
1774    # variables so they need to be eval'ed.
1775    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1776         shlib.o ${srcdir-.}/../tests/shlib.c && \
1777    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1778         shlib.o && ac_cv_shlib_works=yes
1779    rm -f "shlib.$SHLIBEXT" shlib.o
1780
1781 ])
1782 if test $ac_cv_shlib_works = no; then
1783    BLDSHARED=false
1784 fi
1785 fi
1786
1787 if test x"$BLDSHARED" != x"true"; then
1788         LDSHFLAGS="shared-libraries-disabled"
1789         SONAMEFLAG="shared-libraries-disabled"
1790         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1791         SHLD="shared-libraries-disabled"
1792         PICFLAG="${PIE_CFLAGS}"
1793         SHLIBEXT="shared_libraries_disabled"
1794 fi
1795
1796 AC_MSG_CHECKING([used PICFLAG])
1797 AC_MSG_RESULT([$PICFLAG])
1798
1799 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1800
1801 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1802
1803 ################
1804
1805 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1806 AC_TRY_RUN([#include <stdio.h>
1807 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1808 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1809 if test x"$samba_cv_have_longlong" = x"yes"; then
1810     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1811     AC_CHECK_TYPE(intptr_t, unsigned long long)
1812 else
1813     AC_CHECK_TYPE(intptr_t, unsigned long)
1814 fi
1815
1816 #
1817 # Check if the compiler supports the LL prefix on long long integers.
1818 # AIX needs this.
1819
1820 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1821     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1822         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1823 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1824    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1825 fi
1826
1827
1828 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1829 AC_TRY_RUN([#include <time.h>
1830 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1831 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1832 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1833     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1834 fi
1835
1836 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1837 AC_TRY_RUN([#include <stdio.h>
1838 #include <sys/stat.h>
1839 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1840 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1841 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1842     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1843 fi
1844
1845 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1846 AC_TRY_RUN([
1847 #if defined(HAVE_UNISTD_H)
1848 #include <unistd.h>
1849 #endif
1850 #include <stdio.h>
1851 #include <sys/stat.h>
1852 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1853 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1854 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1855     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1856 fi
1857
1858 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1859 AC_TRY_RUN([
1860 #if defined(HAVE_UNISTD_H)
1861 #include <unistd.h>
1862 #endif
1863 #include <stdio.h>
1864 #include <sys/stat.h>
1865 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1866 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1867 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1868     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1869 fi
1870
1871 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1872 AC_TRY_RUN([
1873 #if defined(HAVE_UNISTD_H)
1874 #include <unistd.h>
1875 #endif
1876 #include <stdio.h>
1877 #include <sys/stat.h>
1878 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1879 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1880 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1881     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1882 fi
1883
1884 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1885 AC_TRY_RUN([
1886 #if defined(HAVE_UNISTD_H)
1887 #include <unistd.h>
1888 #endif
1889 #include <stdio.h>
1890 #include <sys/stat.h>
1891 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1892 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1893 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1894     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1895 fi
1896
1897 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1898 AC_TRY_RUN([
1899 #if defined(HAVE_UNISTD_H)
1900 #include <unistd.h>
1901 #endif
1902 #include <stdio.h>
1903 #include <sys/stat.h>
1904 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1905 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1906 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1907     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1908 fi
1909
1910 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1911 AC_TRY_COMPILE([
1912 #if defined(HAVE_UNISTD_H)
1913 #include <unistd.h>
1914 #endif
1915 #include <sys/types.h>
1916 #include <dirent.h>],
1917 [DIR64 de;],
1918 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1919 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1920     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1921 fi
1922
1923 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1924 AC_TRY_COMPILE([
1925 #if defined(HAVE_UNISTD_H)
1926 #include <unistd.h>
1927 #endif
1928 #include <sys/types.h>
1929 #include <dirent.h>],
1930 [struct dirent64 de;],
1931 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1932 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1933     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1934 fi
1935
1936 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1937 AC_TRY_RUN([
1938 #if defined(HAVE_UNISTD_H)
1939 #include <unistd.h>
1940 #endif
1941 #include <sys/types.h>
1942 main() { dev_t dev; int i = major(dev); return 0; }],
1943 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1944 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1945     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1946 fi
1947
1948 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1949 AC_TRY_RUN([
1950 #if defined(HAVE_UNISTD_H)
1951 #include <unistd.h>
1952 #endif
1953 #include <sys/types.h>
1954 main() { dev_t dev; int i = minor(dev); return 0; }],
1955 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1956 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1957     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1958 fi
1959
1960 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1961 AC_TRY_RUN([
1962 #if defined(HAVE_UNISTD_H)
1963 #include <unistd.h>
1964 #endif
1965 #include <sys/types.h>
1966 main() { dev_t dev = makedev(1,2); return 0; }],
1967 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
1968 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
1969     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
1970 fi
1971
1972 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
1973 AC_TRY_RUN([#include <stdio.h>
1974 main() { char c; c=250; exit((c > 0)?0:1); }],
1975 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
1976 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
1977     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
1978 fi
1979
1980 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
1981 AC_TRY_COMPILE([#include <sys/types.h>
1982 #include <dirent.h>
1983 void seekdir(DIR *d, long loc) { return; }],[return 0;],
1984 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
1985 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
1986     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
1987 fi
1988
1989 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
1990 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
1991 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
1992 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
1993     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
1994 fi
1995
1996 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
1997 AC_TRY_LINK([
1998 #include <sys/time.h>
1999 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2000            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2001            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2002 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2003     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2004 fi
2005
2006 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2007
2008     # On some systems (eg. Linux) librt can pull in libpthread. We
2009     # don't want this to happen because libpthreads changes signal delivery
2010     # semantics in ways we are not prepared for. This breaks Linux oplocks
2011     # which rely on signals.
2012
2013     AC_LIBTESTFUNC(rt, clock_gettime,
2014             [
2015                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2016                                 [Whether clock_gettime is available])
2017                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2018                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2019                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2020                         ])
2021
2022 fi
2023
2024 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2025 AC_TRY_RUN([#include <sys/types.h>
2026 #include <dirent.h>
2027 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2028 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2029 di->d_name[0] == 0) exit(0); exit(1);} ],
2030 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2031 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2032     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2033 fi
2034
2035 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2036 AC_TRY_COMPILE([#include <sys/types.h>
2037 #include <utime.h>],
2038 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2039 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2040 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2041     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2042 fi
2043
2044 ##############
2045 # Check utmp details, but only if our OS offers utmp.h
2046 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2047 dnl  utmp and utmpx come in many flavours
2048 dnl  We need to check for many of them
2049 dnl  But we don't need to do each and every one, because our code uses
2050 dnl  mostly just the utmp (not utmpx) fields.
2051
2052 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2053
2054 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2055 AC_TRY_COMPILE([#include <sys/types.h>
2056 #include <utmp.h>],
2057 [struct utmp ut;  ut.ut_name[0] = 'a';],
2058 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2059 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2060     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2061 fi
2062
2063 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2064 AC_TRY_COMPILE([#include <sys/types.h>
2065 #include <utmp.h>],
2066 [struct utmp ut;  ut.ut_user[0] = 'a';],
2067 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2068 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2069     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2070 fi
2071
2072 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2073 AC_TRY_COMPILE([#include <sys/types.h>
2074 #include <utmp.h>],
2075 [struct utmp ut;  ut.ut_id[0] = 'a';],
2076 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2077 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2078     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2079 fi
2080
2081 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2082 AC_TRY_COMPILE([#include <sys/types.h>
2083 #include <utmp.h>],
2084 [struct utmp ut;  ut.ut_host[0] = 'a';],
2085 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2086 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2087     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2088 fi
2089
2090 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2091 AC_TRY_COMPILE([#include <sys/types.h>
2092 #include <utmp.h>],
2093 [struct utmp ut;  time_t t; ut.ut_time = t;],
2094 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2095 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2096     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2097 fi
2098
2099 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2100 AC_TRY_COMPILE([#include <sys/types.h>
2101 #include <utmp.h>],
2102 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2103 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2104 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2105     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2106 fi
2107
2108 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2109 AC_TRY_COMPILE([#include <sys/types.h>
2110 #include <utmp.h>],
2111 [struct utmp ut;  ut.ut_type = 0;],
2112 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2113 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2114     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2115 fi
2116
2117 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2118 AC_TRY_COMPILE([#include <sys/types.h>
2119 #include <utmp.h>],
2120 [struct utmp ut;  ut.ut_pid = 0;],
2121 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2122 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2123     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2124 fi
2125
2126 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2127 AC_TRY_COMPILE([#include <sys/types.h>
2128 #include <utmp.h>],
2129 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2130 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2131 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2132     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2133 fi
2134
2135 dnl Look for the IPv6 varient by preference. Many systems have both.
2136 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2137 AC_TRY_COMPILE([#include <sys/types.h>
2138 #include <utmp.h>],
2139 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2140 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2141 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2142     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2143 fi
2144
2145 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2146 AC_TRY_COMPILE([#include <sys/types.h>
2147 #include <utmp.h>],
2148 [struct utmp ut;  ut.ut_addr = 0;],
2149 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2150 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2151     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2152 fi
2153
2154 if test x$ac_cv_func_pututline = xyes ; then
2155   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2156   AC_TRY_COMPILE([#include <sys/types.h>
2157 #include <utmp.h>],
2158   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2159   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2160   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2161       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2162   fi
2163 fi
2164
2165 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2166 AC_TRY_COMPILE([#include <sys/types.h>
2167 #include <utmpx.h>],
2168 [struct utmpx ux;  ux.ut_syslen = 0;],
2169 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2170 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2171     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2172 fi
2173
2174 fi
2175 # end utmp details
2176
2177
2178 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2179 AC_ARG_WITH(libiconv,
2180 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2181 [
2182   if test "$withval" = "no" ; then
2183     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2184   else
2185      if test "$withval" != "yes" ; then
2186         ICONV_PATH_SPEC=yes
2187         ICONV_LOOK_DIRS="$withval"
2188      fi
2189   fi
2190 ])
2191
2192 for i in $ICONV_LOOK_DIRS ; do
2193
2194     save_LIBS="$LIBS"
2195     save_LDFLAGS="$LDFLAGS"
2196     save_CPPFLAGS="$CPPFLAGS"
2197
2198     iconv_current_LIBS=""
2199     iconv_current_LDFLAGS=""
2200     iconv_current_CPPFLAGS=""
2201
2202     ICONV_FOUND="no"
2203     unset libext
2204
2205     #  This is here to handle -withval stuff for --with-libiconv
2206     #  Perhaps we should always add a -L
2207     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2208
2209     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2210     # installation paths. This gets a little tricky since we might have iconv
2211     # in both libiconv and in libc. In this case the jm_ICONV test will always
2212     # succeed when the header is found. To counter this, make sure the
2213     # library directory is there and check the ABI directory first (which
2214     # should be harmless on other systems, but causes tons of linker warnings on
2215     # 64bit Ubuntu systems).
2216     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2217     # installed, I've decided to fix the linker warnings.
2218     # -- Kai
2219     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2220     for l in "lib" "lib32" "lib/hpux32"; do
2221         if test -d "$i/$l" ; then
2222                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2223                 LIBS=
2224                 export LDFLAGS LIBS CPPFLAGS
2225                 # Try to find iconv(3)
2226                 jm_ICONV($i/$l)
2227                 if test x"$ICONV_FOUND" = "xyes" ; then
2228                     libext="$l"
2229                     break
2230                 fi
2231         fi
2232     done
2233
2234     if test x"$ICONV_FOUND" = "xyes" ; then
2235         iconv_current_LDFLAGS="-L$i/$libext"
2236         iconv_current_CPPFLAGS="-I$i/include"
2237
2238         if test x"$jm_cv_lib_iconv" != x; then
2239             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2240         else
2241             # We found iconv in libc.
2242             iconv_current_LIBS=""
2243         fi
2244
2245     fi
2246
2247     if test x"$ICONV_FOUND" = "xyes" ; then
2248
2249         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2250         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2251         LIBS="$save_LIBS $iconv_current_LIBS"
2252         export LDFLAGS LIBS CPPFLAGS
2253
2254         default_dos_charset=no
2255         default_display_charset=no
2256         default_unix_charset=no
2257
2258         # check for default dos charset name
2259         for j in CP850 IBM850 ; do
2260             rjs_CHARSET($j)
2261             default_dos_charset="$ICONV_CHARSET"
2262             if test x"$default_dos_charset" = x"$j"; then
2263                 break
2264             fi
2265         done
2266
2267         # check for default display charset name
2268         for j in ASCII 646 ; do
2269             rjs_CHARSET($j)
2270             default_display_charset="$ICONV_CHARSET"
2271             if test x"$default_display_charset" = x"$j"; then
2272                 break
2273             fi
2274         done
2275
2276         # check for default unix charset name
2277         for j in UTF-8 UTF8 ; do
2278             rjs_CHARSET($j)
2279             default_unix_charset="$ICONV_CHARSET"
2280             if test x"$default_unix_charset" = x"$j"; then
2281                 break
2282             fi
2283         done
2284
2285         if test "$default_dos_charset" != "no" -a \
2286                 "$default_dos_charset" != "cross" -a \
2287                 "$default_display_charset" != "no" -a \
2288                 "$default_display_charset" != "cross" -a \
2289                 "$default_unix_charset" != "no" -a \
2290                 "$default_unix_charset" != "cross"
2291         then
2292                 samba_cv_HAVE_NATIVE_ICONV=yes
2293         else
2294             if test "$default_dos_charset" = "cross" -o \
2295                      "$default_display_charset" = "cross" -o \
2296                      "$default_unix_charset" = "cross"
2297             then
2298                     samba_cv_HAVE_NATIVE_ICONV=cross
2299             else
2300                     samba_cv_HAVE_NATIVE_ICONV=no
2301             fi
2302         fi
2303
2304         # At this point, we have a libiconv candidate. We know that
2305         # we have the right headers and libraries, but we don't know
2306         # whether it does the conversions we want. We can't test this
2307         # because we are cross-compiling. This is not necessarily a big
2308         # deal, since we can't guarantee that the results we get now will
2309         # match the results we get at runtime anyway.
2310         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2311             default_dos_charset="CP850"
2312             default_display_charset="ASCII"
2313             default_unix_charset="UTF-8"
2314             samba_cv_HAVE_NATIVE_ICONV=yes
2315             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2316             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2317         fi
2318
2319         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2320
2321             CPPFLAGS=$save_CPPFLAGS
2322             LDFLAGS=$save_LDFLAGS
2323             LIBS=$save_LIBS
2324
2325             if test x"$iconv_current_LIBS" != x; then
2326                 LIBS="$LIBS $iconv_current_LIBS"
2327             fi
2328
2329             # Add the flags we need to CPPFLAGS and LDFLAGS
2330             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2331             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2332
2333             # Turn the #defines into string literals
2334             default_dos_charset="\"$default_dos_charset\""
2335             default_display_charset="\"$default_display_charset\""
2336             default_unix_charset="\"$default_unix_charset\""
2337
2338             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2339             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2340             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2341             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2342
2343            break
2344         fi
2345
2346     # We didn't find a working iconv, so keep going
2347     fi
2348
2349     #  We only need to clean these up here for the next pass through the loop
2350     CPPFLAGS=$save_CPPFLAGS
2351     LDFLAGS=$save_LDFLAGS
2352     LIBS=$save_LIBS
2353     export LDFLAGS LIBS CPPFLAGS
2354 done
2355 unset libext
2356
2357
2358 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2359     AC_MSG_WARN([Sufficient support for iconv function was not found.
2360     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2361    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2362    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2363    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2364 fi
2365
2366
2367 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2368 AC_TRY_RUN([
2369 #include <sys/types.h>
2370 #include <fcntl.h>
2371 #ifndef F_GETLEASE
2372 #define F_GETLEASE      1025
2373 #endif
2374 main() {
2375        int fd = open("/dev/null", O_RDONLY);
2376        return fcntl(fd, F_GETLEASE, 0) == -1;
2377 }
2378 ],
2379 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2380 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2381     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2382 fi
2383
2384 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2385 AC_TRY_RUN([
2386 #include <sys/types.h>
2387 #include <fcntl.h>
2388 #include <signal.h>
2389 #ifndef F_NOTIFY
2390 #define F_NOTIFY 1026
2391 #endif
2392 main() {
2393         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2394 }
2395 ],
2396 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2397 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2398     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2399 fi
2400
2401 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2402 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2403 AC_CHECK_FUNCS(inotify_init)
2404 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2405 ],
2406 samba_cv_HAVE_INOTIFY=yes,
2407 samba_cv_HAVE_INOTIFY=no,
2408 samba_cv_HAVE_INOTIFY=cross)
2409
2410 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2411     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2412 fi
2413
2414 #################################################
2415 # Check if FAM notifications are available. For FAM info, see
2416 #       http://oss.sgi.com/projects/fam/
2417 #       http://savannah.nongnu.org/projects/fam/
2418 AC_ARG_ENABLE(fam,
2419 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2420
2421 if test x$enable_fam != xno; then
2422     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2423     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2424         # On IRIX, libfam requires libC, but other FAM implementations
2425         # might not need it.
2426         AC_CHECK_LIB(fam, FAMOpen2,
2427             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2428             [samba_cv_HAVE_LIBFAM=no])
2429
2430         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2431             samba_fam_xtra=-lC
2432             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2433                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2434                 [samba_cv_HAVE_LIBFAM=no])
2435             unset samba_fam_xtra
2436         fi
2437     fi
2438
2439     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2440         default_shared_modules="$default_shared_modules vfs_notify_fam"
2441         AC_TRY_COMPILE([#include <fam.h>],
2442                     [FAMCodes code = FAMChanged;],
2443                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2444                         [Whether fam.h contains a typedef for enum FAMCodes]),
2445                     [])
2446     fi
2447
2448     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2449         AC_MSG_ERROR(FAM support requested but FAM library not available )
2450     fi
2451 fi
2452
2453 AC_SUBST(SMB_FAM_LIBS)
2454
2455 #################################################
2456 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2457
2458 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2459
2460 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2461 # Theoretically it should work with AIX JFS2 too but this needs testing
2462 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2463     default_shared_modules="$default_shared_modules vfs_tsmsm"
2464 fi
2465
2466 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2467 AC_TRY_RUN([
2468 #include <sys/types.h>
2469 #include <fcntl.h>
2470 #include <signal.h>
2471 #include <sys/file.h>
2472 #ifndef LOCK_MAND
2473 #define LOCK_MAND       32
2474 #define LOCK_READ       64
2475 #endif
2476 main() {
2477         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2478 }
2479 ],
2480 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2481 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2482     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2483 fi
2484
2485
2486 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2487 AC_TRY_COMPILE([#include <sys/types.h>
2488 #include <fcntl.h>],
2489 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2490 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2491 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2492     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2493 fi
2494
2495 #################################################
2496 # Check for POSIX capability support
2497
2498 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2499     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2500     [], [])
2501
2502 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2503
2504     ac_save_LIBS=$LIBS
2505     AC_LIBTESTFUNC(cap, cap_get_proc)
2506
2507     AC_CACHE_CHECK([for POSIX capabilities],
2508             samba_cv_HAVE_POSIX_CAPABILITIES,
2509             [
2510                 AC_TRY_RUN([
2511 #include <sys/types.h>
2512 #include <sys/capability.h>
2513 main() {
2514  cap_t cap;
2515  cap_value_t vals[1];
2516  if (!(cap = cap_get_proc()))
2517    exit(1);
2518  vals[0] = CAP_CHOWN;
2519  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2520  cap_set_proc(cap);
2521  exit(0);
2522 }],
2523                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2524                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2525                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2526             ])
2527
2528 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2529     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2530             [Whether POSIX capabilities are available])
2531 else
2532     LIBS=$ac_save_LIBS
2533 fi
2534
2535 fi
2536
2537 #
2538 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2539 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2540 #
2541
2542 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2543 AC_TRY_COMPILE([#include <sys/types.h>
2544 #if defined(HAVE_RPC_RPC_H)
2545 #include <rpc/rpc.h>
2546 #endif],
2547 [int16 testvar;],
2548 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2549 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2550     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2551 fi
2552
2553 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2554 AC_TRY_COMPILE([#include <sys/types.h>
2555 #if defined(HAVE_RPC_RPC_H)
2556 #include <rpc/rpc.h>
2557 #endif],
2558 [uint16 testvar;],
2559 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2560 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2561     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2562 fi
2563
2564 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2565 AC_TRY_COMPILE([#include <sys/types.h>
2566 #if defined(HAVE_RPC_RPC_H)
2567 #include <rpc/rpc.h>
2568 #endif],
2569 [int32 testvar;],
2570 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2571 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2572     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2573 fi
2574
2575 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2576 AC_TRY_COMPILE([#include <sys/types.h>
2577 #if defined(HAVE_RPC_RPC_H)
2578 #include <rpc/rpc.h>
2579 #endif],
2580 [uint32 testvar;],
2581 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2582 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2583     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2584 fi
2585
2586 dnl
2587 dnl Some systems (SCO) have a problem including
2588 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2589 dnl as a #define in <prot.h> and as part of an enum
2590 dnl in <rpc/rpc.h>.
2591 dnl
2592
2593 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2594 AC_TRY_COMPILE([#include <sys/types.h>
2595 #ifdef HAVE_SYS_SECURITY_H
2596 #include <sys/security.h>
2597 #include <prot.h>
2598 #endif  /* HAVE_SYS_SECURITY_H */
2599 #if defined(HAVE_RPC_RPC_H)
2600 #include <rpc/rpc.h>
2601 #endif],
2602 [int testvar;],
2603 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2604 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2605     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2606 fi
2607
2608 AC_MSG_CHECKING([for test routines])
2609 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2610            AC_MSG_RESULT(yes),
2611            AC_MSG_ERROR([cant find test code. Aborting config]),
2612            AC_MSG_WARN([cannot run when cross-compiling]))
2613
2614 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2615 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2616            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2617 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2618     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2619 fi
2620
2621 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2622 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2623            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2624 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2625     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2626 fi
2627
2628 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2629 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2630 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2631 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2632 AC_CHECK_FUNCS(getpagesize)
2633
2634 ################################################
2635 # look for a method of setting the effective uid
2636 seteuid=no;
2637
2638 if test $seteuid = no; then
2639 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2640 AC_TRY_RUN([
2641 #define AUTOCONF_TEST 1
2642 #define USE_SETREUID 1
2643 #include "confdefs.h"
2644 #include "${srcdir-.}/lib/util_sec.c"],
2645            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2646 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2647     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2648 fi
2649 fi
2650
2651 # we check for setresuid second as it conflicts with AIO on Linux. 
2652 # see http://samba.org/~tridge/junkcode/aio_uid.c
2653 if test $seteuid = no; then
2654 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2655 AC_TRY_RUN([
2656 #define AUTOCONF_TEST 1
2657 #define USE_SETRESUID 1
2658 #include "confdefs.h"
2659 #include "${srcdir-.}/lib/util_sec.c"],
2660            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2661 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2662     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2663 fi
2664 fi
2665
2666 if test $seteuid = no; then
2667 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2668 AC_TRY_RUN([
2669 #define AUTOCONF_TEST 1
2670 #define USE_SETEUID 1
2671 #include "confdefs.h"
2672 #include "${srcdir-.}/lib/util_sec.c"],
2673            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2674 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2675     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2676 fi
2677 fi
2678
2679 if test $seteuid = no; then
2680 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2681 AC_TRY_RUN([
2682 #define AUTOCONF_TEST 1
2683 #define USE_SETUIDX 1
2684 #include "confdefs.h"
2685 #include "${srcdir-.}/lib/util_sec.c"],
2686            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2687 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2688     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2689 fi
2690 fi
2691
2692 AC_CACHE_CHECK([for the Darwin initgroups system call],
2693         samba_cv_DARWIN_INITGROUPS,
2694         AC_TRY_LINK([
2695 #include <sys/syscall.h>
2696 #include <unistd.h>
2697         ],
2698         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2699         samba_cv_DARWIN_INITGROUPS=yes,
2700         samba_cv_DARWIN_INITGROUPS=no)
2701 )
2702
2703 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2704     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2705         [Whether to use the Darwin-specific initgroups system call])
2706 fi
2707
2708 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2709 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2710            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2711 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2712     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2713 fi
2714
2715 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2716 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2717            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2718 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2719     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2720
2721 else
2722
2723 dnl
2724 dnl Don't check for 64 bit fcntl locking if we know that the
2725 dnl glibc2.1 broken check has succeeded.
2726 dnl
2727
2728   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2729   AC_TRY_RUN([
2730 #if defined(HAVE_UNISTD_H)
2731 #include <unistd.h>
2732 #endif
2733 #include <stdio.h>
2734 #include <stdlib.h>
2735
2736 #ifdef HAVE_FCNTL_H
2737 #include <fcntl.h>
2738 #endif
2739
2740 #ifdef HAVE_SYS_FCNTL_H
2741 #include <sys/fcntl.h>
2742 #endif
2743 main() { struct flock64 fl64;
2744 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2745 exit(0);
2746 #else
2747 exit(1);
2748 #endif
2749 }],
2750        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2751
2752   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2753       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2754   fi
2755 fi
2756
2757 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2758 AC_TRY_COMPILE([#include <sys/types.h>
2759 #include <sys/stat.h>
2760 #include <unistd.h>],
2761 [struct stat st;  st.st_blocks = 0;],
2762 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2763 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2764     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2765 fi
2766
2767 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2768 AC_TRY_COMPILE([#include <sys/types.h>
2769 #include <sys/stat.h>
2770 #include <unistd.h>],
2771 [struct stat st;  st.st_blksize = 0;],
2772 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2773 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2774     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2775 fi
2776
2777 AC_CACHE_CHECK([for st_flags in struct stat],
2778         samba_cv_HAVE_STAT_ST_FLAGS,
2779         [
2780             AC_TRY_COMPILE([#include <sys/types.h>
2781 #include <sys/stat.h>
2782 #include <unistd.h>],
2783             [struct stat st;  st.st_flags = 0;],
2784             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2785             samba_cv_HAVE_STAT_ST_FLAGS=no,
2786             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2787         ])
2788
2789 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2790     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2791                 [Whether the stat struct has a st_flags member])
2792 fi
2793
2794 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2795 AC_TRY_COMPILE([
2796 #include <sys/types.h>
2797 #include <sys/acl.h>
2798 #if defined(HAVE_RPCSVC_NIS_H)
2799 #include <rpcsvc/nis.h>
2800 #endif],
2801 [int i;],
2802 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2803 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2804         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2805 fi
2806
2807 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2808 AC_TRY_RUN([
2809 #include <stdio.h>
2810 #include <limits.h>
2811 #include <signal.h>
2812
2813 void exit_on_core(int ignored) {
2814         exit(1);
2815 }
2816
2817 main() {
2818         char *newpath;
2819         signal(SIGSEGV, exit_on_core);
2820         newpath = realpath("/tmp", NULL);
2821         exit((newpath != NULL) ? 0 : 1);
2822 }
2823 ],
2824 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2825 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2826     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2827 fi
2828
2829 #################################################
2830 # check for AFS clear-text auth support
2831 samba_cv_WITH_AFS=no
2832 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2833 AC_ARG_WITH(afs,
2834 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2835 [ case "$withval" in
2836   yes|auto)
2837     AC_MSG_RESULT($withval)
2838     samba_cv_WITH_AFS=$withval
2839     ;;
2840   *)
2841     AC_MSG_RESULT(no)
2842     ;;
2843   esac ],
2844   AC_MSG_RESULT(no)
2845 )
2846
2847 ####################################################
2848 # check for Linux-specific AFS fake-kaserver support
2849 samba_cv_WITH_FAKE_KASERVER=no
2850 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2851 AC_ARG_WITH(fake-kaserver,
2852 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2853 [ case "$withval" in
2854   yes|auto)
2855     AC_MSG_RESULT($withval)
2856     samba_cv_WITH_FAKE_KASERVER=$withval
2857     ;;
2858   *)
2859     AC_MSG_RESULT(no)
2860     ;;
2861   esac ],
2862   AC_MSG_RESULT(no)
2863 )
2864
2865 #################################################
2866 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2867 if test x"$samba_cv_WITH_AFS" != x"no" ||
2868    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2869
2870     # see if this box has the afs-headers in /usr/include/afs
2871     AC_MSG_CHECKING(for /usr/include/afs)
2872     if test -d /usr/include/afs; then
2873           CFLAGS="$CFLAGS -I/usr/include/afs"
2874           CPPFLAGS="$CPPFLAGS -I/usr/include/afs"
2875           AC_MSG_RESULT(yes)
2876     else
2877       AC_MSG_RESULT(no)
2878     fi
2879
2880     # check for afs.h
2881     have_afs_headers=no
2882     AC_CHECK_HEADERS(afs.h afs/afs.h)
2883     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2884         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2885            test x"$samba_cv_WITH_AFS" = x"auto"; then
2886                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2887         else
2888                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2889         fi
2890     else
2891         have_afs_headers=yes
2892     fi
2893 fi
2894
2895 FAKE_KASERVER_OBJ=""
2896 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2897     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2898     FAKE_KASERVER_OBJ="utils/net_afs.o"
2899 fi
2900 AC_SUBST(FAKE_KASERVER_OBJ)
2901
2902 #################################################
2903 # check whether to compile AFS/NT ACL mapping module
2904 samba_cv_WITH_VFS_AFSACL=no
2905 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2906 AC_ARG_WITH(vfs-afsacl,
2907 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2908 [ case "$withval" in
2909   yes|auto)
2910     AC_MSG_RESULT($withval)
2911     samba_cv_WITH_VFS_AFSACL=yes
2912     ;;
2913   *)
2914     AC_MSG_RESULT(no)
2915     ;;
2916   esac ],
2917   AC_MSG_RESULT(no)
2918 )
2919
2920 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2921    default_shared_modules="$default_shared_modules vfs_afsacl"
2922 fi
2923         
2924 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2925     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2926 fi
2927
2928 #################################################
2929 # check for the DFS clear-text auth system
2930 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2931 AC_ARG_WITH(dfs,
2932 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2933 [ case "$withval" in
2934   yes)
2935     AC_MSG_RESULT(yes)
2936     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2937     ;;
2938   *)
2939     AC_MSG_RESULT(no)
2940     ;;
2941   esac ],
2942   AC_MSG_RESULT(no)
2943 )
2944
2945 ########################################################
2946 # Compile with LDAP support?
2947
2948 with_ldap_support=auto
2949 AC_MSG_CHECKING([for LDAP support])
2950
2951 AC_ARG_WITH(ldap,
2952 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2953 [ case "$withval" in
2954     yes|no)
2955         with_ldap_support=$withval
2956         ;;
2957   esac ])
2958
2959 AC_MSG_RESULT($with_ldap_support)
2960
2961 SMBLDAP=""
2962 AC_SUBST(SMBLDAP)
2963 SMBLDAPUTIL=""
2964 AC_SUBST(SMBLDAPUTIL)
2965 LDBLDAP=""
2966 AC_SUBST(LDBLDAP)
2967
2968 if test x"$with_ldap_support" != x"no"; then
2969
2970   ##################################################################
2971   # first test for ldap.h and lber.h
2972   # (ldap.h is required for this test)
2973   AC_CHECK_HEADERS(ldap.h lber.h)
2974
2975   if test x"$ac_cv_header_ldap_h" != x"yes"; then
2976         if test x"$with_ldap_support" = x"yes"; then
2977          AC_MSG_ERROR(ldap.h is needed for LDAP support)
2978         else
2979          AC_MSG_WARN(ldap.h is needed for LDAP support)
2980         fi
2981         
2982         with_ldap_support=no
2983   fi
2984
2985   ##################################################################
2986   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
2987   # unsigned int in include/includes.h
2988   case $host_os in
2989         *hpux*)
2990          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2991          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
2992         with_ldap_support=yes
2993         ;;
2994         *)
2995         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
2996         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
2997                 if test x"$with_ldap_support" = x"yes"; then
2998                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
2999                 else
3000                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3001                 fi
3002                 with_ldap_support=no
3003         fi
3004         ;;
3005   esac
3006 fi
3007
3008 if test x"$with_ldap_support" != x"no"; then
3009   ac_save_LIBS=$LIBS
3010
3011   ##################################################################
3012   # we might need the lber lib on some systems. To avoid link errors
3013   # this test must be before the libldap test
3014   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3015
3016   ########################################################
3017   # If ber_sockbuf_add_io() is available we can add
3018   # SASL wrapping hooks
3019   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3020
3021   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3022                  AC_TRY_COMPILE([#include <ldap.h>],
3023                                 [int val = LDAP_OPT_SOCKBUF;],
3024                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3025                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3026
3027   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3028           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3029         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3030   fi
3031
3032   #######################################################
3033   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3034   # ldap logging and print it out in the samba logs
3035   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3036                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3037                  [AC_TRY_COMPILE([#include <lber.h>],
3038                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3039                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3040                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3041
3042   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3043         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3044                   [Support for LDAP/LBER logging interception])
3045   fi
3046
3047   ########################################################
3048   # now see if we can find the ldap libs in standard paths
3049   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3050
3051   ########################################################
3052   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3053   # Check found in pam_ldap 145.
3054   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3055
3056   LIBS="$LIBS $LDAP_LIBS"
3057   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3058     AC_TRY_COMPILE([
3059         #include <lber.h>
3060         #include <ldap.h>],
3061         [ldap_set_rebind_proc(0, 0, 0);],
3062         [smb_ldap_cv_ldap_set_rebind_proc=3],
3063         [smb_ldap_cv_ldap_set_rebind_proc=2]
3064     )
3065   ])
3066
3067   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3068
3069   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3070
3071   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3072     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3073     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3074     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3075     default_shared_modules="$default_shared_modules";
3076     SMBLDAP="lib/smbldap.o"
3077     SMBLDAPUTIL="lib/smbldap_util.o"
3078     with_ldap_support=yes
3079     AC_MSG_CHECKING(whether LDAP support is used)
3080     AC_MSG_RESULT(yes)
3081   else
3082     if test x"$with_ldap_support" = x"yes"; then
3083         AC_MSG_ERROR(libldap is needed for LDAP support)
3084     else
3085         AC_MSG_WARN(libldap is needed for LDAP support)
3086     fi
3087
3088     LDAP_LIBS=""
3089     with_ldap_support=no
3090   fi
3091   LIBS=$ac_save_LIBS
3092 fi
3093
3094
3095 #################################################
3096 # active directory support
3097
3098 with_ads_support=auto
3099 AC_MSG_CHECKING([for Active Directory and krb5 support])
3100
3101 AC_ARG_WITH(ads,
3102 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3103 [ case "$withval" in
3104     yes|no)
3105         with_ads_support="$withval"
3106         ;;
3107   esac ])
3108
3109 AC_MSG_RESULT($with_ads_support)
3110
3111 FOUND_KRB5=no
3112 KRB5_LIBS=""
3113
3114 if test x"$with_ldap_support" != x"yes"; then
3115
3116     if test x"$with_ads_support" = x"yes"; then
3117         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3118     elif test x"$with_ads_support" = x"auto"; then
3119         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3120         with_ads_support=no
3121     fi
3122
3123 else
3124
3125     # Check to see whether there is enough LDAP functionality to be able
3126     # to build AD support.
3127
3128 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3129 case "$host_os" in
3130         *hpux*)
3131     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3132
3133     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3134         if test x"$with_ads_support" = x"yes"; then
3135             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3136         elif test x"$with_ads_support" = x"auto"; then
3137             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3138             with_ads_support=no
3139         fi
3140     fi
3141     ;;
3142         *)
3143     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3144
3145     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3146         if test x"$with_ads_support" = x"yes"; then
3147             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3148         elif test x"$with_ads_support" = x"auto"; then
3149             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3150             with_ads_support=no
3151         fi
3152     fi
3153     ;;
3154 esac
3155
3156
3157     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3158
3159     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3160         if test x"$with_ads_support" = x"yes"; then
3161             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3162         elif test x"$with_ads_support" = x"auto"; then
3163             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3164             with_ads_support=no
3165         fi
3166     fi
3167
3168 fi
3169
3170 if test x"$with_ads_support" != x"no"; then
3171
3172   # Do no harm to the values of CFLAGS and LIBS while testing for
3173   # Kerberos support.
3174
3175   if test x$FOUND_KRB5 = x"no"; then
3176     #################################################
3177     # check for location of Kerberos 5 install
3178     AC_MSG_CHECKING(for kerberos 5 install path)
3179     AC_ARG_WITH(krb5,
3180     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3181     [ case "$withval" in
3182       no)
3183         AC_MSG_RESULT(no krb5-path given)
3184         ;;
3185       yes)
3186         AC_MSG_RESULT(/usr)
3187         FOUND_KRB5=yes
3188         ;;
3189       *)
3190         AC_MSG_RESULT($withval)
3191         KRB5_CFLAGS="-I$withval/include"
3192         KRB5_CPPFLAGS="-I$withval/include"
3193         KRB5_LDFLAGS="-L$withval/lib"
3194         FOUND_KRB5=yes
3195         if test -x "$withval/bin/krb5-config"; then
3196                 KRB5CONFIG=$withval/bin/krb5-config
3197         fi
3198         ;;
3199       esac ],
3200       AC_MSG_RESULT(no krb5-path given)
3201     )
3202   fi
3203
3204   #################################################
3205   # check for krb5-config from recent MIT and Heimdal kerberos 5
3206   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3207   AC_MSG_CHECKING(for working krb5-config)
3208   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3209     ac_save_CFLAGS=$CFLAGS
3210     CFLAGS="";export CFLAGS
3211     ac_save_LDFLAGS=$LDFLAGS
3212     LDFLAGS="";export LDFLAGS
3213     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3214     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3215     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3216     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3217     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3218     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3219     FOUND_KRB5=yes
3220     AC_MSG_RESULT(yes)
3221   else
3222     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3223   fi
3224
3225   if test x$FOUND_KRB5 = x"no"; then
3226     #################################################
3227     # see if this box has the SuSE location for the heimdal krb implementation
3228     AC_MSG_CHECKING(for /usr/include/heimdal)
3229     if test -d /usr/include/heimdal; then
3230       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3231           KRB5_CFLAGS="-I/usr/include/heimdal"
3232           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3233           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3234           FOUND_KRB5=yes
3235           AC_MSG_RESULT(yes)
3236       else
3237           KRB5_CFLAGS="-I/usr/include/heimdal"
3238           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3239           FOUND_KRB5=yes
3240           AC_MSG_RESULT(yes)
3241       fi
3242     else
3243       AC_MSG_RESULT(no)
3244     fi
3245   fi
3246
3247   if test x$FOUND_KRB5 = x"no"; then
3248     #################################################
3249     # see if this box has the RedHat location for kerberos
3250     AC_MSG_CHECKING(for /usr/kerberos)
3251     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3252       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3253       KRB5_CFLAGS="-I/usr/kerberos/include"
3254       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3255       FOUND_KRB5=yes
3256       AC_MSG_RESULT(yes)
3257     else
3258       AC_MSG_RESULT(no)
3259     fi
3260   fi
3261
3262   if test x$FOUND_KRB5 = x"no"; then
3263     #################################################
3264     # see if this box has the OpenBSD location for heimdal krb5
3265     AC_MSG_CHECKING(for /usr/include/kerberosV)
3266     if test -d /usr/include/kerberosV; then
3267       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3268       KRB5_LIBS="-lcrypto"
3269       FOUND_KRB5=yes
3270       AC_MSG_RESULT(yes)
3271     else
3272       AC_MSG_RESULT(no)
3273     fi
3274   fi
3275
3276   ac_save_CFLAGS=$CFLAGS
3277   ac_save_CPPFLAGS=$CPPFLAGS
3278   ac_save_LDFLAGS=$LDFLAGS
3279
3280   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3281   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3282   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3283
3284   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3285
3286   # now check for krb5.h. Some systems have the libraries without the headers!
3287   # note that this check is done here to allow for different kerberos
3288   # include paths
3289   AC_CHECK_HEADERS(krb5.h)
3290
3291   if test x"$ac_cv_header_krb5_h" = x"no"; then
3292
3293     # Give a warning if AD support was not explicitly requested,
3294     # i.e with_ads_support = auto, otherwise die with an error.
3295
3296     if test x"$with_ads_support" = x"yes"; then
3297       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3298     else
3299       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3300     fi
3301
3302     # Turn off AD support and restore CFLAGS and LIBS variables
3303
3304     with_ads_support="no"
3305
3306     CFLAGS=$ac_save_CFLAGS
3307     CPPFLAGS=$ac_save_CPPFLAGS
3308     LDFLAGS=$ac_save_LDFLAGS
3309   fi
3310   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3311   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3312         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3313         EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3314   fi
3315 fi
3316
3317 # Now we have determined whether we really want ADS support
3318 use_ads=no
3319 if test x"$with_ads_support" != x"no"; then
3320   use_ads=yes
3321   have_gssapi=no
3322   ac_save_LIBS=$LIBS
3323
3324   # now check for gssapi headers.  This is also done here to allow for
3325   # different kerberos include paths
3326   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3327
3328   ##################################################################
3329   # we might need the k5crypto and com_err libraries on some systems
3330   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3331   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3332
3333   # Heimdal checks.
3334   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3335   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3336   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3337
3338   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3339   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3340
3341   ########################################################
3342   # now see if we can find the krb5 libs in standard paths
3343   # or as specified above
3344   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3345   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3346
3347   ########################################################
3348   # now see if we can find the gssapi libs in standard paths
3349   if test x"$have_gssapi" != x"yes"; then
3350      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3351   fi
3352
3353   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3354   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3355   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3356   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3357   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3358   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3359   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3360   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3361   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3362   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3363   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3364   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3365   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3366   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3367   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3368   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3369   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3370   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3371   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3372   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3373   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3374   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3375   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3376   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3377   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3378   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3379   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3380   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3381   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3382   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3383   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3384   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3385   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3386   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3387   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3388   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3389   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3390   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3391   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3392   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3393   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3394   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3395   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3396
3397   LIBS="$KRB5_LIBS $LIBS"
3398
3399   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3400         smb_krb5_cv_ticket_has_keyinfo,
3401         [
3402             AC_TRY_COMPILE(
3403             [
3404                 #include <krb5.h>
3405             ],
3406             [
3407                 krb5_ticket ticket;
3408                 krb5_kvno kvno;
3409                 krb5_enctype enctype;
3410
3411                 enctype = ticket.enc_part.enctype;
3412                 kvno = ticket.enc_part.kvno;
3413             ],
3414             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3415             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3416         ])
3417
3418   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3419         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3420             [Whether the krb5_ticket structure contains the kvno and enctype])
3421   fi
3422
3423   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3424           smb_krb5_cv_creds_opt_free_context,
3425           [
3426                 AC_TRY_COMPILE([
3427                     #include <krb5.h>],
3428                     [
3429                         krb5_context ctx;
3430                         krb5_get_init_creds_opt *opt = NULL;
3431                         krb5_get_init_creds_opt_free(ctx, opt);
3432                     ],
3433                     [smb_krb5_cv_creds_opt_free_context=yes],
3434                     [smb_krb5_cv_creds_opt_free_context=no]
3435                 )
3436           ])
3437
3438   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3439         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3440             [Whether krb5_get_init_creds_opt_free takes a context argument])
3441   fi
3442
3443   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3444     AC_TRY_COMPILE([
3445         #include <krb5.h>],
3446         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3447         [smb_krb5_cv_verify_checksum=7],
3448         [smb_krb5_cv_verify_checksum=6],
3449     )
3450   ])
3451   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3452
3453   AC_CACHE_CHECK([for checksum in krb5_checksum],
3454                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3455     AC_TRY_COMPILE([#include <krb5.h>],
3456       [krb5_checksum cksum; cksum.checksum.length = 0;],
3457       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3458       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3459
3460   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3461     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3462                [Whether the krb5_checksum struct has a checksum property])
3463   fi
3464
3465   AC_CACHE_CHECK([for etype in EncryptedData],
3466                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3467     AC_TRY_COMPILE([#include <krb5.h>],
3468       [EncryptedData edata; edata.etype = 0;],
3469       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3470       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3471
3472   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3473     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3474                [Whether the EncryptedData struct has a etype property])
3475   fi
3476
3477   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3478                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3479     AC_TRY_COMPILE([#include <krb5.h>],
3480       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3481       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3482       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3483
3484   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3485     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3486                [Whether the krb5_ap_req struct has a ticket pointer])
3487   fi
3488
3489   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3490                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3491     AC_TRY_COMPILE([#include <krb5.h>],
3492       [krb5_error err; err.e_data = NULL;],
3493       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3494       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3495
3496   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3497     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3498                [Whether the krb5_error struct has a e_data pointer])
3499   fi
3500
3501   AC_CACHE_CHECK([for krb5_crypto type],
3502                 samba_cv_HAVE_KRB5_CRYPTO,[
3503     AC_TRY_COMPILE([#include <krb5.h>],
3504       [krb5_crypto crypto;],
3505       samba_cv_HAVE_KRB5_CRYPTO=yes,
3506       samba_cv_HAVE_KRB5_CRYPTO=no)])
3507
3508   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3509     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3510                [Whether the type krb5_crypto exists])
3511   fi
3512
3513   AC_CACHE_CHECK([for krb5_encrypt_block type],
3514                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3515     AC_TRY_COMPILE([#include <krb5.h>],
3516       [krb5_encrypt_block block;],
3517       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3518       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3519
3520   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3521     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3522                [Whether the type krb5_encrypt_block exists])
3523   fi
3524
3525   AC_CACHE_CHECK([for addrtype in krb5_address],
3526                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3527     AC_TRY_COMPILE([#include <krb5.h>],
3528       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3529       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3530       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3531
3532   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3533     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3534                [Whether the krb5_address struct has a addrtype property])
3535   fi
3536
3537   AC_CACHE_CHECK([for addr_type in krb5_address],
3538                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3539     AC_TRY_COMPILE([#include <krb5.h>],
3540       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3541       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3542       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3543
3544   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3545     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3546               [Whether the krb5_address struct has a addr_type property])
3547   fi
3548
3549   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3550                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3551                  [AC_TRY_COMPILE([#include <krb5.h>],
3552     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3553     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3554
3555   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3556     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3557               [Whether the krb5_ticket struct has a enc_part2 property])
3558   fi
3559
3560   AC_CACHE_CHECK([for keyblock in krb5_creds],
3561                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3562     AC_TRY_COMPILE([#include <krb5.h>],
3563       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3564       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3565       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3566
3567   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3568     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3569               [Whether the krb5_creds struct has a keyblock property])
3570   fi
3571
3572   AC_CACHE_CHECK([for session in krb5_creds],
3573                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3574     AC_TRY_COMPILE([#include <krb5.h>],
3575       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3576       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3577       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3578
3579   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3580     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3581               [Whether the krb5_creds struct has a session property])
3582   fi
3583
3584   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3585                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3586     AC_TRY_COMPILE([#include <krb5.h>],
3587       [krb5_keyblock key; key.keyvalue.data = NULL;],
3588       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3589       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3590
3591   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3592     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3593               [Whether the krb5_keyblock struct has a keyvalue property])
3594   fi
3595
3596   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3597                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3598     AC_TRY_COMPILE([#include <krb5.h>],
3599       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3600       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3601       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3602   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3603                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3604     AC_TRY_COMPILE([#include <krb5.h>],
3605       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3606       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3607       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3608 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3609 # w.r.t. arcfour and windows, so we must not enable it here
3610   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3611           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3612     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3613               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3614   fi
3615
3616   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3617                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3618     AC_TRY_COMPILE([#include <krb5.h>],
3619       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3620       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3621       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3622
3623   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3624     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3625               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3626   fi
3627
3628   AC_CACHE_CHECK([for KV5M_KEYTAB],
3629                  samba_cv_HAVE_KV5M_KEYTAB,[
3630     AC_TRY_COMPILE([#include <krb5.h>],
3631       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3632       samba_cv_HAVE_KV5M_KEYTAB=yes,
3633       samba_cv_HAVE_KV5M_KEYTAB=no)])
3634
3635   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3636       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3637              [Whether the KV5M_KEYTAB option is available])
3638   fi
3639
3640   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3641                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3642     AC_TRY_COMPILE([#include <krb5.h>],
3643       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3644       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3645       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3646
3647   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3648     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3649               [Whether KRB5_KU_OTHER_CKSUM is available])
3650   fi
3651
3652   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3653                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3654     AC_TRY_COMPILE([#include <krb5.h>],
3655       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3656       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3657       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3658
3659   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3660     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3661               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])