s3:Makefile: fix libwbclient dependencies with static build
[ira/wip.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26
27 m4_include(../lib/tevent/libtevent.m4)
28
29 LIBTEVENT_OBJ0=""
30 for obj in ${TEVENT_OBJ}; do
31         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
32 done
33 AC_SUBST(LIBTEVENT_OBJ0)
34 LIBS="${LIBS} ${TEVENT_LIBS}"
35
36 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
37 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
38 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
42
43 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
44
45 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
46 if test "x${srcdir-.}" != "x."; then
47         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
48 fi
49
50 dnl Unique-to-Samba variables we'll be playing with.
51 AC_SUBST(SAMBA_CPPFLAGS)
52 AC_SUBST(SHELL)
53 AC_SUBST(LDSHFLAGS)
54 AC_SUBST(SONAMEFLAG)
55 AC_SUBST(SHLD)
56 AC_SUBST(MODULE_EXPORTS)
57 AC_SUBST(DSO_EXPORTS)
58 AC_SUBST(HOST_OS)
59 AC_SUBST(PICFLAG)
60 AC_SUBST(PIE_CFLAGS)
61 AC_SUBST(PIE_LDFLAGS)
62 AC_SUBST(RELRO_LDFLAGS)
63 AC_SUBST(SHLIBEXT)
64 AC_SUBST(INSTALLLIBCMD_SH)
65 AC_SUBST(INSTALLLIBCMD_A)
66 AC_SUBST(UNINSTALLLIBCMD_SH)
67 AC_SUBST(UNINSTALLLIBCMD_A)
68
69 AC_SUBST(INSTALL_LIBWBCLIENT)
70 AC_SUBST(UNINSTALL_LIBWBCLIENT)
71 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
72 AC_SUBST(LIBWBCLIENT_SHARED)
73 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
74 AC_SUBST(LIBWBCLIENT_STATIC)
75 AC_SUBST(LIBWBCLIENT_SOVER)
76 AC_SUBST(LIBWBCLIENT)
77 AC_SUBST(LIBWBCLIENT_LIBS)
78
79 AC_SUBST(LIBSAMBAUTIL_SHARED)
80
81 AC_SUBST(PRINT_LIBS)
82 AC_SUBST(AUTH_LIBS)
83 AC_SUBST(ACL_LIBS)
84 AC_SUBST(PASSDB_LIBS)
85 AC_SUBST(IDMAP_LIBS)
86 AC_SUBST(KRB5_LIBS)
87 AC_SUBST(UUID_LIBS)
88 AC_SUBST(LDAP_LIBS)
89 AC_SUBST(GPEXT_LIBS)
90 AC_SUBST(PAM_MODULES)
91 AC_SUBST(INSTALL_PAM_MODULES)
92 AC_SUBST(UNINSTALL_PAM_MODULES)
93 AC_SUBST(NSS_MODULES)
94 AC_SUBST(EXTRA_BIN_PROGS)
95 AC_SUBST(CIFSMOUNT_PROGS)
96 AC_SUBST(INSTALL_CIFSMOUNT)
97 AC_SUBST(UNINSTALL_CIFSMOUNT)
98 AC_SUBST(CIFSUMOUNT_PROGS)
99 AC_SUBST(INSTALL_CIFSUMOUNT)
100 AC_SUBST(UNINSTALL_CIFSUMOUNT)
101 AC_SUBST(CIFSUPCALL_PROGS)
102 AC_SUBST(INSTALL_CIFSUPCALL)
103 AC_SUBST(UNINSTALL_CIFSUPCALL)
104 AC_SUBST(EXTRA_SBIN_PROGS)
105 AC_SUBST(EXTRA_ALL_TARGETS)
106 AC_SUBST(CONFIG_LIBS)
107 AC_SUBST(NSCD_LIBS)
108
109 # compile with optimization and without debugging by default, but
110 # allow people to set their own preference.
111 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
112 # if it has no value.  This prevent *very* large debug binaries from occurring
113 # by default.
114 if test "x$debug" = "xyes" ; then
115         CFLAGS="${CFLAGS} -g"
116 fi
117 if test "x$CFLAGS" = x; then
118   CFLAGS="-O"
119 fi
120
121 m4_include(../lib/socket_wrapper/config.m4)
122 m4_include(../lib/nss_wrapper/config.m4)
123
124 m4_include(m4/swat.m4)
125
126 # Probe the gcc version for extra CFLAGS. We always stash these in
127 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
128 # Makefile edit, avoiding the need to re-run configure.
129 if test x"$ac_cv_prog_gcc" = x"yes" ; then
130         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
131         # Add -Wdeclaration-after-statement if compiler supports it
132         AC_CACHE_CHECK(
133           [that the C compiler understands -Wdeclaration-after-statement],
134           samba_cv_HAVE_Wdeclaration_after_statement, [
135           AC_TRY_RUN_STRICT([
136             int main(void)
137             {
138                 return 0;
139             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
140             samba_cv_HAVE_Wdeclaration_after_statement=yes,
141             samba_cv_HAVE_Wdeclaration_after_statement=no,
142             samba_cv_HAVE_Wdeclaration_after_statement=cross)
143        ])
144
145         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
146             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
147         fi
148
149         #-Werror-implicit-function-declaration
150         AC_CACHE_CHECK(
151           [that the C compiler understands -Werror-implicit-function-declaration],
152           samba_cv_HAVE_Werror_implicit_function_declaration, [
153           AC_TRY_RUN_STRICT([
154             int main(void)
155             {
156                 return 0;
157             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
158             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
159             samba_cv_HAVE_Werror_implicit_function_declaration=no,
160             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
161        ])
162        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
163             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
164        fi
165
166         # krb5developer is like developer, except we don't get
167         # -Wstrict-prototypes.
168        if test x"$krb5_developer" != x"$yes" ; then
169             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
170        fi
171
172        if test x"$picky_developer" = x"yes"; then
173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
174        fi
175 fi
176
177 #################################################
178 # check for a shared memory profiling support
179 AC_MSG_CHECKING(whether to use profiling)
180 AC_ARG_WITH(profiling-data,
181 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
182 [ case "$withval" in
183   yes)
184     AC_MSG_RESULT(yes)
185     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
186     samba_cv_WITH_PROFILE=yes
187     ;;
188   *)
189     AC_MSG_RESULT(no)
190     samba_cv_WITH_PROFILE=no
191     ;;
192   esac ],
193   AC_MSG_RESULT(no)
194 )
195
196 dnl Checks for programs.
197 merged_build_possible=yes
198
199 AC_PROG_INSTALL
200 AC_PROG_AWK
201 # Check for GNU make
202 m4_include(../m4/check_make.m4)
203 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
204
205 # Check for perl
206 m4_include(../m4/check_perl.m4)
207 AC_SAMBA_PERL([true], [merged_build_possible=no])
208
209 AC_CHECK_TOOL(AR, ar)
210
211 dnl Check if we use GNU ld
212 LD=ld
213 AC_PROG_LD_GNU
214
215 dnl Certain versions of GNU ld the default is not to have the
216 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
217 dnl warnings when building modules.
218 if test "$ac_cv_prog_gnu_ld" = "yes"; then
219         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
220         AC_MSG_CHECKING(GNU ld release date)
221         changequote(,)dnl
222         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
223         changequote([,])dnl
224         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
225         if test -n "$ac_cv_gnu_ld_date"; then
226         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
227                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
228         fi
229         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
230                 ac_cv_gnu_ld_version_script=yes
231         fi
232         else
233            AC_MSG_CHECKING(GNU ld release version)
234            changequote(,)dnl
235            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
236            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
237            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
238            changequote([,])dnl
239            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
240            AC_MSG_CHECKING(GNU ld release version major)
241            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
242            AC_MSG_CHECKING(GNU ld release version minor)
243            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
244            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
245              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
246            fi
247            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
248              ac_cv_gnu_ld_version_script=yes
249            fi
250         fi
251 fi
252
253 dnl look for executable suffix
254 AC_EXEEXT
255
256 dnl Check if C compiler understands -c and -o at the same time
257 AC_PROG_CC_C_O
258 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
259       BROKEN_CC=
260 else
261       BROKEN_CC=#
262 fi
263 AC_SUBST(BROKEN_CC)
264
265 dnl Check if the C compiler understands -Werror
266 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
267  AC_TRY_RUN_STRICT([
268   int main(void)
269   {
270         return 0;
271   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
272   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
273 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
274    Werror_FLAGS="-Werror"
275 else
276 dnl Check if the C compiler understands -w2
277 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
278  AC_TRY_RUN_STRICT([
279   int main(void)
280   {
281         return 0;
282   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
283   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
284 if test x"$samba_cv_HAVE_w2" = x"yes"; then
285    Werror_FLAGS="-w2"
286 else
287 dnl Check if the C compiler understands -errwarn
288 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
289   AC_TRY_RUN_STRICT([
290    int main(void)
291    {
292         return 0;
293    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
294    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
295 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
296    Werror_FLAGS="-errwarn=%all"
297 fi
298 fi
299 fi
300
301 ############################################
302 # check if the compiler can handle negative enum values
303 # and don't truncate the values to INT_MAX
304 # a runtime test is needed here
305 AC_SUBST(PIDL_ARGS)
306 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
307     AC_TRY_RUN(
308 [
309         #include <stdio.h>
310         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
311         int main(void) {
312                 enum negative_values v1 = NEGATIVE_VALUE;
313                 unsigned v2 = NEGATIVE_VALUE;
314
315                 if (v1 != 0xFFFFFFFF) {
316                         printf("%u != 0xFFFFFFFF\n", v1);
317                         return 1;
318                 }
319                 if (v2 != 0xFFFFFFFF) {
320                         printf("%u != 0xFFFFFFFF\n", v2);
321                         return 1;
322                 }
323
324                 return 0;
325         }
326 ],
327         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
328 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
329         AC_MSG_WARN([using --uint-enums for pidl])
330         PIDL_ARGS="$PIDL_ARGS --uint-enums"
331 fi
332
333 dnl Figure out the flags to support named structure initializers
334
335 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
336
337 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
338 AC_MSG_CHECKING(uname -s)
339 AC_MSG_RESULT(${UNAME_S})
340
341 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
342 AC_MSG_CHECKING(uname -r)
343 AC_MSG_RESULT(${UNAME_R})
344
345 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
346 AC_MSG_CHECKING(uname -m)
347 AC_MSG_RESULT(${UNAME_M})
348
349 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
350 AC_MSG_CHECKING(uname -p)
351 AC_MSG_RESULT(${UNAME_P})
352
353 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
354 AC_MSG_CHECKING(uname -i)
355 AC_MSG_RESULT(${UNAME_I})
356
357 dnl Add #include for broken IRIX header files
358   case "$host_os" in
359         *irix6*)
360                 #TODO add to libreplace
361                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
362                         dnl Fix sensible defaults for MIPSPro compilers. The
363                         dnl error numbers are valid for the 7.3 compilers,
364                         dnl hopefully also valid for the 7.4 series.
365                         dnl
366                         dnl Bugzilla 3801. Force an error on warning 1035
367                         dnl so we don't incorrectly detect stdint.h. This
368                         dnl warning is emitted for #error directives.
369                         CFLAGS="$CFLAGS -diag_error 1035"
370                         dnl 1209: Controlling expression is constant
371                         dnl 1174: Function foo declared but never referenced
372                         dnl 3201: Parameter foo was never referenced
373                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
374                 fi
375         ;;
376 esac
377
378 DYNEXP=
379 AC_SUBST(DYNEXP)
380
381 dnl Add modules that have to be built by default here
382 dnl These have to be built static:
383 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_spoolss rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
384
385 dnl These are preferably build shared, and static if dlopen() is not available
386 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 vfs_catia"
387
388 if test "x$developer" = xyes; then
389    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
390    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
391 fi
392
393 #
394 # Config CPPFLAG settings for strange OS's that must be set
395 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
396 # case statement; its first reference must be unconditional.
397 #
398 case "$host_os" in
399     *hpux*)
400 #
401 # Defines needed for HPUX support.
402 # HPUX has bigcrypt but (sometimes?) doesn't use it for
403 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
404 #
405       case `uname -r` in
406                 *9*|*10*|*11)
407                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
408                 ;;
409       esac
410       ;;
411
412 #
413 # CRAY Unicos has broken const handling
414        *unicos*)
415           AC_MSG_RESULT([disabling const])
416           CPPFLAGS="$CPPFLAGS -Dconst="
417           ;;
418         
419 #
420 # AIX4.x doesn't even admit to having large
421 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
422 #
423     *aix4*)
424           AC_MSG_RESULT([enabling large file support])
425       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
426           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
427       ;;
428 #
429 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
430 # to the existance of large files..
431 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
432 # recommendations on large file support, however it makes the
433 # compile work using gcc 2.7 and 2.8, whereas using the Sun
434 # recommendation makes the compile fail on gcc2.7. JRA.
435 #
436 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
437 #
438         *solaris*)
439                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
440                 case `uname -r` in
441                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
442                                 AC_MSG_RESULT([no large file support])
443                                 ;;
444                         5.*)
445                         AC_MSG_RESULT([enabling large file support])
446                         if test "$ac_cv_prog_gcc" = yes; then
447                                 ${CC-cc} -v >conftest.c 2>&1
448                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
449                                 rm -fr conftest.c
450                                 case "$ac_cv_gcc_compiler_version_number" in
451                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
452                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
453                                                 LDFLAGS="$LDFLAGS -lthread"
454                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
455                                                 ;;
456                                         *)
457                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
458                                                 LDFLAGS="$LDFLAGS -lthread"
459                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
460                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
461                                                 ;;
462                                 esac
463                         else
464                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
465                                 LDFLAGS="$LDFLAGS -lthread"
466                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
467                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
468                         fi
469                         ;;
470                 esac
471                 ;;
472 #
473 # IRIX uses SYSV printing.  Make sure to set that here
474 #
475         *irix*)
476                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
477                 ;;
478         *freebsd*|*dragonfly*)
479                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
480                 ;;
481 #
482 # VOS may need to have POSIX support and System V compatibility enabled.
483 #
484     *vos*)
485     case "$CPPFLAGS" in
486           *-D_POSIX_C_SOURCE*)
487                 ;;
488           *)
489                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
490                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
491                 ;;
492     esac
493     case "$CPPFLAGS" in
494           *-D_SYSV*|*-D_SVID_SOURCE*)
495                 ;;
496           *)
497                 CPPFLAGS="$CPPFLAGS -D_SYSV"
498                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
499     esac
500     ;;
501 #
502 # Tests needed for SINIX large file support.
503 #
504     *sysv4*)
505       if test $host = mips-sni-sysv4 ; then
506         AC_MSG_CHECKING([for LFS support])
507         old_CPPFLAGS="$CPPFLAGS"
508         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
509         AC_TRY_RUN([
510 #include <unistd.h>
511 main () {
512 #if _LFS64_LARGEFILE == 1
513 exit(0);
514 #else
515 exit(1);
516 #endif
517 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
518         CPPFLAGS="$old_CPPFLAGS"
519         if test x$SINIX_LFS_SUPPORT = xyes ; then
520           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
521                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
522           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
523           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
524           LIBS="`getconf LFS64_LIBS` $LIBS"
525         fi
526       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
527       fi
528     ;;
529
530 # Systems with LFS support.
531 #
532     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
533         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
534         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
535         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
536         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
537         ;;
538
539 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
540 #
541     *linux*)
542         AC_MSG_CHECKING([for LFS support])
543         old_CPPFLAGS="$CPPFLAGS"
544         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
545        AC_TRY_RUN([
546 #include <unistd.h>
547 #include <sys/utsname.h>
548 #include <string.h>
549 #include <stdlib.h>
550 main() {
551 #if _LFS64_LARGEFILE == 1
552        struct utsname uts;
553        char *release;
554        int major, minor;
555
556        /* Ensure this is glibc 2.2 or higher */
557 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
558        int libc_major = __GLIBC__;
559        int libc_minor = __GLIBC_MINOR__;
560
561        if (libc_major < 2)
562               exit(1);
563        if (libc_minor < 2)
564               exit(1);
565 #endif
566
567        /* Ensure this is kernel 2.4 or higher */
568
569        uname(&uts);
570        release = strdup(uts.release);
571        major = atoi(strsep(&release, "."));
572        minor = atoi(strsep(&release, "."));
573
574        if (major > 2 || (major == 2 && minor > 3))
575                exit(0);
576        exit(1);
577 #else
578        exit(1);
579 #endif
580 }
581 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
582         CPPFLAGS="$old_CPPFLAGS"
583         if test x$LINUX_LFS_SUPPORT = xyes ; then
584                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
585                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
586                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
587                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
588         fi
589         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
590         ;;
591
592 #
593 # MacOS X is the *only* system that uses compose character in utf8. This
594 # is so horribly broken....
595 #
596     *darwin*)
597         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
598
599 # Add a system specific charset module.
600         default_shared_modules="$default_shared_modules charset_macosxfs"
601
602         ;;
603     *hurd*)
604         AC_MSG_CHECKING([for LFS support])
605         old_CPPFLAGS="$CPPFLAGS"
606         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
607         AC_TRY_RUN([
608 #include <unistd.h>
609 main () {
610 #if _LFS64_LARGEFILE == 1
611 exit(0);
612 #else
613 exit(1);
614 #endif
615 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
616         CPPFLAGS="$old_CPPFLAGS"
617         if test x$GLIBC_LFS_SUPPORT = xyes ; then
618           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
619                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
620           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
621         fi
622       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
623     ;;
624     *qnx*)
625         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
626         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
627         ;;
628
629 esac
630
631 SAVE_CPPFLAGS="${CPPFLAGS}"
632 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
633
634 AC_LIBREPLACE_BROKEN_CHECKS
635 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
636 AC_LIBREPLACE_NETWORK_CHECKS
637
638 CPPFLAGS="${SAVE_CPPFLAGS}"
639
640 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
641
642 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
643 AC_SUBST(LIBREPLACE_OBJS)
644
645 # add -ldl to the global LIBS
646 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
647 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
648
649
650 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
651 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
652 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
653 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
654 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
655 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
656 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
657 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
658 AC_CHECK_HEADERS(sys/sysmacros.h)
659 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
660 AC_CHECK_HEADERS(langinfo.h locale.h)
661 AC_CHECK_HEADERS(xfs/libxfs.h)
662 AC_CHECK_HEADERS(netgroup.h)
663
664 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
665 #if HAVE_RPC_RPC_H
666 #include <rpc/rpc.h>
667 #endif
668 ]])
669
670 ## These fail to compile on IRIX so just check for their presence
671 AC_CHECK_HEADERS(sys/mode.h,,,)
672
673 # Look for Darwin headers
674 old_CPPFLAGS="$CPPFLAGS"
675 CPPFLAGS="-Iinclude $CPPFLAGS"
676 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
677 CPPFLAGS="$old_CPPFLAGS"
678
679 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
680 # subdirectory of headers.
681 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
682
683 #
684 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
685 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
686 #
687 case "$host_os" in
688     *hpux*)
689                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
690                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
691                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
692                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
693                 fi
694         ;;
695 esac
696 AC_CHECK_HEADERS(shadow.h)
697 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
698 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
699
700 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
701 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
702
703 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
704
705 # For experimental utmp support (lastlog on some BSD-like systems)
706 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
707
708 AC_CHECK_SIZEOF(int,cross)
709 AC_CHECK_SIZEOF(long,cross)
710 AC_CHECK_SIZEOF(long long,cross)
711 AC_CHECK_SIZEOF(short,cross)
712
713 AC_C_CONST
714 AC_C_INLINE
715 AC_C_BIGENDIAN
716 AC_C_CHAR_UNSIGNED
717
718 AC_TYPE_SIGNAL
719 AC_TYPE_UID_T
720 AC_TYPE_MODE_T
721 AC_TYPE_OFF_T
722 AC_TYPE_SIZE_T
723 AC_TYPE_PID_T
724 AC_STRUCT_ST_RDEV
725 AC_DIRENT_D_OFF
726 AC_CHECK_TYPE(ssize_t, int)
727 AC_CHECK_TYPE(wchar_t, unsigned short)
728
729 ############################################
730 # for cups support we need libcups, and a handful of header files
731
732 AC_ARG_ENABLE(cups,
733 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
734
735 if test x$enable_cups != xno; then
736         AC_PATH_PROG(CUPS_CONFIG, cups-config)
737
738         if test "x$CUPS_CONFIG" != x; then
739
740                 ac_save_CFLAGS=$CFLAGS
741                 ac_save_LDFLAGS=$LDFLAGS
742                 ac_save_PRINT_LIBS=$PRINT_LIBS
743                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
744                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
745                 PRINT_LIBS="$PRINT_LIBS -lcups"
746                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
747                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
748                         x"$ac_cv_header_cups_language_h" = xyes; then
749                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
750                         samba_cv_HAVE_CUPS=yes
751                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
752                 else
753                         AC_MSG_WARN([cups-config around but cups-devel not installed])
754                         CFLAGS=$ac_save_CFLAGS
755                         LDFLAGS=$ac_save_LDFLAGS
756                         PRINT_LIBS=$ac_save_PRINT_LIBS
757                 fi
758
759         elif test x"$enable_cups" = x"yes"; then
760                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
761         fi
762 fi
763
764 AC_ARG_ENABLE(iprint,
765 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
766
767 if test x$enable_iprint != xno; then
768         if test x"$samba_cv_HAVE_CUPS" = xyes; then
769                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
770         elif test x"$enable_iprint" = x"yes"; then
771                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
772         fi
773 fi
774
775 ############################################
776 # check if the compiler will optimize out function calls
777 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
778     AC_TRY_LINK([
779 #include <stdio.h>],
780 [
781                 if (0) {
782                    this_function_does_not_exist();
783                 } else {
784                   return 1;
785                 }
786
787 ],
788         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
789 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
790    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
791 fi
792
793 #############################################
794 # check for fd passing struct via msg_control
795 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
796     AC_TRY_COMPILE([
797 #include <sys/types.h>
798 #include <stdlib.h>
799 #include <stddef.h>
800 #include <sys/socket.h>
801 #include <sys/un.h>],
802 [
803         struct msghdr msg;
804         union {
805               struct cmsghdr cm;
806               char control[CMSG_SPACE(sizeof(int))];
807         } control_un;
808         msg.msg_control = control_un.control;
809         msg.msg_controllen = sizeof(control_un.control);
810 ],
811         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
812 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
813    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
814              [If we can use msg_control for passing file descriptors])
815 fi
816
817 #############################################
818 # check for fd passing struct via msg_acctrights
819 AC_CACHE_CHECK([for fd passing via msg_acctrights],
820                 samba_cv_msghdr_msg_acctrights, [
821     AC_TRY_COMPILE([
822 #include <sys/types.h>
823 #include <stdlib.h>
824 #include <stddef.h>
825 #include <sys/socket.h>
826 #include <sys/un.h>],
827 [
828         struct msghdr msg;
829         int fd;
830         msg.msg_acctrights = (caddr_t) &fd;
831         msg.msg_acctrightslen = sizeof(fd);
832 ],
833         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
834 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
835    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
836              [If we can use msg_acctrights for passing file descriptors])
837 fi
838
839 AC_CHECK_FUNCS(dirfd)
840 if test x"$ac_cv_func_dirfd" = x"yes"; then
841         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
842 fi
843
844 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
845     AC_TRY_COMPILE([
846 #include <sys/types.h>
847 #if STDC_HEADERS
848 #include <stdlib.h>
849 #include <stddef.h>
850 #endif
851 #include <signal.h>],[struct sigevent s;],
852         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
853 if test x"$samba_cv_struct_sigevent" = x"yes"; then
854    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
855    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
856         [#include <signal.h>])
857 fi
858
859 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
860     AC_TRY_COMPILE([
861 #include <sys/types.h>
862 #if STDC_HEADERS
863 #include <stdlib.h>
864 #include <stddef.h>
865 #endif
866 #if TIME_WITH_SYS_TIME
867 # include <sys/time.h>
868 # include <time.h>
869 #else
870 # if HAVE_SYS_TIME_H
871 #  include <sys/time.h>
872 # else
873 #  include <time.h>
874 # endif
875 #endif
876 ],[struct timespec ts;],
877         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
878 if test x"$samba_cv_struct_timespec" = x"yes"; then
879    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
880 fi
881
882 # and glibc has setresuid under linux but the function does
883 # nothing until kernel 2.1.44! very dumb.
884 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
885     AC_TRY_RUN([#include <errno.h>
886 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
887         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
888 if test x"$samba_cv_have_setresuid" = x"yes"; then
889     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
890 fi
891
892 # Do the same check for setresguid...
893 #
894 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
895     AC_TRY_RUN([#include <unistd.h>
896 #include <errno.h>
897 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
898         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
899 if test x"$samba_cv_have_setresgid" = x"yes"; then
900     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
901 fi
902
903 AC_FUNC_MEMCMP
904
905 ###############################################
906 # Readline included by default unless explicitly asked not to
907 test "${with_readline+set}" != "set" && with_readline=yes
908
909 # test for where we get readline() from
910 AC_MSG_CHECKING(whether to use readline)
911 AC_ARG_WITH(readline,
912 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
913 [  case "$with_readline" in
914   yes)
915     AC_MSG_RESULT(yes)
916
917     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
918     AC_CHECK_HEADERS(readline/history.h)
919
920     AC_CHECK_HEADERS(readline.h readline/readline.h,[
921       for termlib in ncurses curses termcap terminfo termlib tinfo; do
922        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
923       done
924       AC_CHECK_LIB(readline, rl_callback_handler_install,
925        [TERMLIBS="-lreadline $TERMLIBS"
926        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
927        break], [TERMLIBS=], $TERMLIBS)])
928     ;;
929   no)
930     AC_MSG_RESULT(no)
931     ;;
932   *)
933     AC_MSG_RESULT(yes)
934
935     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
936     # alternate readline path
937     _ldflags=${LDFLAGS}
938     _cppflags=${CPPFLAGS}
939
940     # Add additional search path
941     LDFLAGS="-L$with_readline/lib $LDFLAGS"
942     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
943
944     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
945     AC_CHECK_HEADERS(readline/history.h)
946
947     AC_CHECK_HEADERS(readline.h readline/readline.h,[
948       for termlib in ncurses curses termcap terminfo termlib; do
949        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
950       done
951       AC_CHECK_LIB(readline, rl_callback_handler_install,
952        [TERMLDFLAGS="-L$with_readline/lib"
953        TERMCPPFLAGS="-I$with_readline/include"
954        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
955        TERMLIBS="-lreadline $TERMLIBS"
956        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
957        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
958
959     LDFLAGS=$_ldflags
960     ;;
961   esac],
962   AC_MSG_RESULT(no)
963 )
964 AC_SUBST(TERMLIBS)
965 AC_SUBST(TERMLDFLAGS)
966
967 # The readline API changed slightly from readline3 to readline4, so
968 # code will generate warnings on one of them unless we have a few
969 # special cases.
970 AC_CHECK_LIB(readline, rl_completion_matches,
971              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
972                         [Do we have rl_completion_matches?])],
973              [],
974              [$TERMLIBS])
975
976 # not all readline libs have rl_event_hook or history_list
977 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
978 AC_CHECK_LIB(readline, history_list,
979              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
980              [],
981              [$TERMLIBS])
982
983 ###############################################
984 # test for where we get yp_get_default_domain() from
985 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
986 AC_CHECK_FUNCS(yp_get_default_domain)
987
988 # Check if we have execl, if not we need to compile smbrun.
989 AC_CHECK_FUNCS(execl)
990 if test x"$ac_cv_func_execl" = x"no"; then
991     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
992 fi
993
994 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
995 AC_CHECK_FUNCS(strtol)
996 AC_CHECK_FUNCS(strchr chflags)
997 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
998 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
999 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1000 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1001 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1002 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1003 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1004 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1005 AC_CHECK_FUNCS(getpwent_r)
1006 AC_CHECK_FUNCS(getdents64)
1007 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1008 AC_CHECK_FUNCS(syslog vsyslog timegm)
1009 AC_CHECK_FUNCS(setlocale nl_langinfo)
1010 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1011 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1012 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1013 AC_CHECK_HEADERS(sys/mman.h)
1014 # setbuffer, shmget, shm_open are needed for smbtorture
1015 AC_CHECK_FUNCS(shmget shm_open)
1016 AC_CHECK_FUNCS(gettext dgettext)
1017 AC_CHECK_FUNCS(bindtextdomain textdomain)
1018 AC_CHECK_FUNCS(strupr)
1019
1020 # Find a method of generating a stack trace
1021 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1022 # libexecinfo provides backtrace_symbols on FreeBSD
1023 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1024 AC_CHECK_FUNCS(backtrace_symbols)
1025 AC_CHECK_LIB(exc, trace_back_stack)
1026
1027 # check for sysctlbyname for BSD systems
1028 AC_CHECK_FUNCS(sysctlbyname)
1029
1030 printf "%s" "checking for GPFS GPL libs... "
1031 save_LIBS="$LIBS"
1032 LIBS="$LIBS -lgpfs_gpl"
1033 AC_TRY_LINK([#include <gpfs_gpl.h>],
1034           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1035           samba_cv_HAVE_GPFS=yes,
1036           samba_cv_HAVE_GPFS=no)
1037 echo $samba_cv_HAVE_GPFS
1038 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1039     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1040     default_shared_modules="$default_shared_modules vfs_gpfs"
1041 fi
1042 LIBS="$save_LIBS"
1043
1044 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1045 save_LIBS="$LIBS"
1046 LIBS="$LIBS -lgpfs"
1047 AC_TRY_LINK([#include <gpfs.h>],
1048           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1049           samba_cv_HAVE_GPFS=yes,
1050           samba_cv_HAVE_GPFS=no)
1051 echo $samba_cv_HAVE_GPFS
1052 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1053     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1054     default_shared_modules="$default_shared_modules vfs_gpfs"
1055 fi
1056 LIBS="$save_LIBS"
1057
1058 #############################################
1059 # check if building on Isilon OneFS
1060 printf "%s" "checking for Isilon OneFS... "
1061 save_LIBS="$LIBS"
1062 LIBS="$LIBS -lisi_version"
1063 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1064           [get_isilon_copyright()],
1065           samba_cv_HAVE_ONEFS=yes,
1066           samba_cv_HAVE_ONEFS=no)
1067 echo $samba_cv_HAVE_ONEFS
1068 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1069     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1070     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1071     default_static_modules="$default_static_modules"
1072     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1073     # Need to also add general libs for oplocks support
1074     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1075 fi
1076 AC_SUBST(ONEFS_LIBS)
1077 LIBS="$save_LIBS"
1078
1079 # Note that all the libunwind symbols in the API are defined to internal
1080 # platform-specific version, so we must include libunwind.h before checking
1081 # any of them.
1082 AC_MSG_CHECKING([for libunwind])
1083 save_LIBS=$LIBS
1084
1085 UNWIND_ARCH="unknown"
1086 if test x"$UNAME_I" != x"unknown"; then
1087         UNWIND_ARCH="$UNAME_I"
1088 elif test x"$UNAME_M" != x"unknown"; then
1089         UNWIND_ARCH="$UNAME_M"
1090 elif test x"$UNAME_P" != x"unknown"; then
1091         UNWIND_ARCH="$UNAME_P"
1092 fi
1093
1094 case "$UNWIND_ARCH" in
1095         unknown)
1096                 # This probably won't link without
1097                 # the platform-specific libunwind.
1098                 LIBS="$LIBS -lunwind"
1099                 ;;
1100         i386|i586|i686)
1101                 # Add the platform-specific libunwind module.
1102                 LIBS="$LIBS -lunwind -lunwind-x86"
1103                 ;;
1104         *)
1105                 # Add the platform-specific libunwind module.
1106                 # based on uname -i, uname -m or uname -p
1107                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1108                 ;;
1109 esac
1110
1111 AC_TRY_LINK(
1112     [
1113 #ifdef HAVE_LIBUNWIND_H
1114 #include <libunwind.h>
1115 #endif
1116     ],
1117     [
1118         unw_context_t ctx; unw_cursor_t cur;
1119         char buf[256]; unw_word_t off;
1120         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1121         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1122     ],
1123     [
1124         AC_MSG_RESULT(yes)
1125         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1126
1127         # If we have libunwind, test whether we also have libunwind-ptrace
1128         # which would let us unwind arbitrary processes.
1129         save_LIBS=$LIBS
1130         AC_CHECK_HEADERS(libunwind-ptrace.h)
1131         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1132             [
1133                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1134                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1135                     [Whether libunwind-ptrace.a is available.])
1136             ],
1137             [ LIBUNWIND_PTRACE="" ])
1138
1139         LIBS=$save_LIBS
1140     ],
1141     [
1142         AC_MSG_RESULT(no)
1143         LIBS=$save_LIBS
1144     ])
1145
1146 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1147 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1148     AC_CHECK_HEADERS(sys/ptrace.h)
1149     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1150     AC_TRY_LINK(
1151             [
1152 #if HAVE_SYS_TYPES_H
1153 #include <sys/types.h>
1154 #endif
1155 #if HAVE_SYS_PTRACE_H
1156 #include <sys/ptrace.h>
1157 #endif
1158             ],
1159             [
1160                 pid_t me = (pid_t)-1;
1161                 ptrace(PTRACE_ATTACH, me, 0, 0);
1162                 ptrace(PTRACE_DETACH, me, 0, 0);
1163                 return 0;
1164             ],
1165             [
1166                 AC_MSG_RESULT(yes)
1167                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1168                     [Whether the Linux ptrace(2) interface is available.])
1169             ],
1170             [
1171                 AC_MSG_RESULT(no)
1172                 LIBUNWIND_PTRACE=""
1173             ])
1174 fi
1175
1176 AC_SUBST(LIBUNWIND_PTRACE)
1177
1178 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1179 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1180 AC_CHECK_FUNCS(__getcwd _getcwd)
1181 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1182 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1183 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1184 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1185 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1186 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1187 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1188 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1189 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1190 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1191 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1192 AC_CHECK_FUNCS(prctl)
1193
1194 AC_TRY_COMPILE([
1195 #ifdef HAVE_SYS_PRCTL_H
1196 #include <sys/prctl.h>
1197 #endif
1198 ],
1199 [int i; i = prtcl(0); ],
1200 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1201
1202 #
1203 #
1204 #
1205 case "$host_os" in
1206     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1207        # glibc <= 2.3.2 has a broken getgrouplist
1208        AC_TRY_RUN([
1209 #include <unistd.h>
1210 #include <sys/utsname.h>
1211 main() {
1212        /* glibc up to 2.3 has a broken getgrouplist */
1213 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1214        int libc_major = __GLIBC__;
1215        int libc_minor = __GLIBC_MINOR__;
1216
1217        if (libc_major < 2)
1218               exit(1);
1219        if ((libc_major == 2) && (libc_minor <= 3))
1220               exit(1);
1221 #endif
1222        exit(0);
1223 }
1224 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1225        if test x"$linux_getgrouplist_ok" = x"yes"; then
1226           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1227        fi
1228        ;;
1229     *)
1230        AC_CHECK_FUNCS(getgrouplist)
1231        ;;
1232 esac
1233
1234 #
1235 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1236 #
1237
1238 if test x$ac_cv_func_stat64 = xno ; then
1239   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1240   AC_TRY_LINK([
1241 #if defined(HAVE_UNISTD_H)
1242 #include <unistd.h>
1243 #endif
1244 #include <sys/stat.h>
1245 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1246   AC_MSG_RESULT([$ac_cv_func_stat64])
1247   if test x$ac_cv_func_stat64 = xyes ; then
1248     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1249   fi
1250 fi
1251
1252 if test x$ac_cv_func_lstat64 = xno ; then
1253   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1254   AC_TRY_LINK([
1255 #if defined(HAVE_UNISTD_H)
1256 #include <unistd.h>
1257 #endif
1258 #include <sys/stat.h>
1259 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1260   AC_MSG_RESULT([$ac_cv_func_lstat64])
1261   if test x$ac_cv_func_lstat64 = xyes ; then
1262     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1263   fi
1264 fi
1265
1266 if test x$ac_cv_func_fstat64 = xno ; then
1267   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1268   AC_TRY_LINK([
1269 #if defined(HAVE_UNISTD_H)
1270 #include <unistd.h>
1271 #endif
1272 #include <sys/stat.h>
1273 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1274   AC_MSG_RESULT([$ac_cv_func_fstat64])
1275   if test x$ac_cv_func_fstat64 = xyes ; then
1276     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1277   fi
1278 fi
1279
1280 #################################################
1281 # Check whether struct stat has timestamps with sub-second resolution.
1282 #
1283
1284 samba_cv_stat_hires=no
1285 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1286         [samba_cv_stat_hires=yes])
1287 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1288         [samba_cv_stat_hires=yes])
1289 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1290         [samba_cv_stat_hires=yes])
1291 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1292         [samba_cv_stat_hires=yes])
1293 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1294         [samba_cv_stat_hires=yes])
1295
1296 if test x"$samba_cv_stat_hires" = x"yes" ; then
1297     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1298             [whether struct stat has sub-second timestamps])
1299 fi
1300
1301 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1302 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1303 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1304
1305
1306 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1307     [
1308         AC_TRY_COMPILE(
1309             [#include <sys/stat.h>],
1310             [
1311                 int a = UF_DOS_ARCHIVE;
1312                 int h = UF_DOS_HIDDEN;
1313                 int r = UF_DOS_RO;
1314                 int s = UF_DOS_SYSTEM;
1315                 int i = UF_DOS_NOINDEX;
1316                 int f = UF_DOS_FLAGS;
1317             ],
1318             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1319     ])
1320
1321 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1322     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1323 fi
1324
1325 #####################################
1326 # needed for SRV lookups
1327 AC_CHECK_LIB(resolv, dn_expand)
1328 AC_CHECK_LIB(resolv, _dn_expand)
1329 AC_CHECK_LIB(resolv, __dn_expand)
1330
1331 #
1332 # Check for the functions putprpwnam, set_auth_parameters,
1333 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1334 # Needed for OSF1 and HPUX.
1335 #
1336
1337 AC_LIBTESTFUNC(security, putprpwnam)
1338 AC_LIBTESTFUNC(sec, putprpwnam)
1339
1340 AC_LIBTESTFUNC(security, set_auth_parameters)
1341 AC_LIBTESTFUNC(sec, set_auth_parameters)
1342
1343 # UnixWare 7.x has its getspnam in -lgen
1344 AC_LIBTESTFUNC(gen, getspnam)
1345
1346 AC_LIBTESTFUNC(security, getspnam)
1347 AC_LIBTESTFUNC(sec, getspnam)
1348
1349 AC_LIBTESTFUNC(security, bigcrypt)
1350 AC_LIBTESTFUNC(sec, bigcrypt)
1351
1352 AC_LIBTESTFUNC(security, getprpwnam)
1353 AC_LIBTESTFUNC(sec, getprpwnam)
1354
1355 AC_CHECK_FUNCS(strsignal)
1356
1357 ############################################
1358 # Check if we have libattr
1359 case "$host_os" in
1360   *osf*)
1361         AC_SEARCH_LIBS(getproplist, [proplist])
1362         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1363         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1364         AC_CHECK_FUNCS(sizeof_proplist_entry)
1365   ;;
1366   *)
1367         AC_SEARCH_LIBS(getxattr, [attr])
1368         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1369         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1370         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1371         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1372         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1373         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1374         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1375   ;;
1376 esac
1377
1378 ########################################################
1379 # Check if attropen() is present if this is Solaris
1380 case "$host_os" in
1381   *solaris*)
1382         AC_CHECK_FUNCS(attropen)
1383   ;;
1384 esac
1385
1386 ########################################################
1387 # Do xattr functions take additional options like on Darwin?
1388 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1389         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1390                 old_LIBS=$LIBS
1391                 LIBS="$LIBS $ACL_LIBS"
1392                 AC_TRY_COMPILE([
1393                         #include <sys/types.h>
1394                         #if HAVE_ATTR_XATTR_H
1395                         #include <attr/xattr.h>
1396                         #elif HAVE_SYS_XATTR_H
1397                         #include <sys/xattr.h>
1398                         #endif
1399                 ],[
1400                         getxattr(0, 0, 0, 0, 0, 0);
1401                 ],
1402                 [smb_attr_cv_xattr_add_opt=yes],
1403                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1404         ])
1405         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1406                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1407         fi
1408 fi
1409
1410 # Check if we have extattr
1411 case "$host_os" in
1412   *freebsd4* | *dragonfly* )
1413     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1414     ;;
1415   *)
1416     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1417     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1418     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1419     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1420     ;;
1421 esac
1422
1423 AC_DISABLE_STATIC
1424 AC_ENABLE_SHARED
1425
1426 # Set defaults
1427 PIE_CFLAGS=""
1428 PIE_LDFLAGS=""
1429 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1430
1431 if test "x$enable_pie" != xno
1432 then
1433         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1434         [
1435                 cat > conftest.c <<EOF
1436 int foo;
1437 main () { return 0;}
1438 EOF
1439                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1440                 then
1441                         samba_cv_fpie=yes
1442                 else
1443                         samba_cv_fpie=no
1444                 fi
1445                 rm -f conftest*
1446         ])
1447         if test x"${samba_cv_fpie}" = x"yes"
1448         then
1449                 PIE_CFLAGS="-fPIE"
1450                 PIE_LDFLAGS="-pie"
1451         fi
1452 fi
1453
1454 # Set defaults
1455 RELRO_LDFLAGS=""
1456 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1457
1458 if test "x$enable_relro" != xno
1459 then
1460         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1461         [
1462                 cat > conftest.c <<EOF
1463 int foo;
1464 main () { return 0;}
1465 EOF
1466                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1467                 then
1468                         samba_cv_relro=yes
1469                 else
1470                         samba_cv_relro=no
1471                 fi
1472                 rm -f conftest*
1473         ])
1474         if test x"${samba_cv_relro}" = x"yes"
1475         then
1476                 RELRO_LDFLAGS="-Wl,-z,relro"
1477         fi
1478 fi
1479
1480 # Set defaults
1481 SYMSEXT="syms"
1482 AC_SUBST(SYMSEXT)
1483
1484 # Assume non-shared by default and override below
1485 BLDSHARED="false"
1486
1487 # these are the defaults, good for lots of systems
1488 HOST_OS="$host_os"
1489 LDSHFLAGS="-shared"
1490 MODULE_EXPORTS=""
1491 SONAMEFLAG="#"
1492 SHLD="\${CC} \${CFLAGS}"
1493 PICFLAG="${PIE_CFLAGS}"
1494 SHLIBEXT="so"
1495 DSO_EXPORTS=""
1496
1497 # this bit needs to be modified for each OS that supports share libs
1498 # You need to specify how to create a shared library and
1499   # how to compile C code to produce PIC object files
1500
1501   AC_MSG_CHECKING([ability to build shared libraries])
1502
1503   # and these are for particular systems
1504   case "$host_os" in
1505                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1506                         case "$host_os" in *linux*)
1507                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1508                         esac
1509                         BLDSHARED="true"
1510                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1511                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1512                         else
1513                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1514                         fi
1515                         DYNEXP="-Wl,--export-dynamic"
1516                         PICFLAG="-fPIC"
1517                         SONAMEFLAG="-Wl,-soname="
1518                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1519                         ;;
1520                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1521                         BLDSHARED="true"
1522                         LDSHFLAGS="-G"
1523                         SONAMEFLAG="-h "
1524                         if test "${GCC}" = "yes"; then
1525                                 PICFLAG="-fPIC"
1526                                 SONAMEFLAG="-Wl,-soname="
1527                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1528                                         DYNEXP="-Wl,-E"
1529                                 fi
1530                         else
1531                                 PICFLAG="-KPIC"
1532                                 ## ${CFLAGS} added for building 64-bit shared
1533                                 ## libs using Sun's Compiler
1534                                 LDSHFLAGS="-G \${CFLAGS}"
1535                         fi
1536                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1537                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1538                         ;;
1539                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1540                         BLDSHARED="true"
1541                         LDSHFLAGS="-G"
1542                         SONAMEFLAG="-Wl,-h,"
1543                         PICFLAG="-KPIC"   # Is this correct for SunOS
1544                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1545                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1546                         ;;
1547                 *netbsd* | *freebsd* | *dragonfly* )
1548                         BLDSHARED="true"
1549                         LDSHFLAGS="-shared"
1550                         DYNEXP="-Wl,--export-dynamic"
1551                         SONAMEFLAG="-Wl,-soname,"
1552                         PICFLAG="-fPIC -DPIC"
1553                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1554                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1555                         ;;
1556                 *openbsd*)  BLDSHARED="true"
1557                         LDSHFLAGS="-shared"
1558                         DYNEXP="-Wl,-Bdynamic"
1559                         SONAMEFLAG="-Wl,-soname,"
1560                         PICFLAG="-fPIC"
1561                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1562                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1563                         ;;
1564                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1565                         case "$host_os" in
1566                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1567                         ;;
1568                         esac
1569                         BLDSHARED="true"
1570                         LDSHFLAGS="-set_version sgi1.0 -shared"
1571                         SONAMEFLAG="-soname "
1572                         SHLD="\${LD}"
1573                         if test "${GCC}" = "yes"; then
1574                                 PICFLAG="-fPIC"
1575                         else
1576                                 PICFLAG="-KPIC"
1577                         fi
1578                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1579                         ;;
1580                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1581                         BLDSHARED="true"
1582                         # use expfull to export underscored symbols
1583                         # add rtl to remove /lib/crt0.o warning
1584                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1585                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1586                         PICFLAG="-O2"
1587                         # as AIX code is always position independent...
1588                         # .po will just create compile warnings, use po.o:
1589                         if test "${GCC}" != "yes"; then
1590                                 ## for funky AIX compiler using strncpy()
1591                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1592                         fi
1593
1594                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1595                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1596                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1597                         ;;
1598                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1599                         # Use special PIC flags for the native HP-UX compiler.
1600                                 BLDSHARED="true"
1601                                 SHLD="cc"
1602                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1603                                 SONAMEFLAG="-Wl,+h "
1604                                 PICFLAG="+z"
1605                         if test "${GCC}" = "yes"; then
1606                                 PICFLAG="-fPIC"
1607                         else
1608                                 PICFLAG="+z +ESnolit"
1609                         fi
1610                         if test "$host_cpu" = "ia64"; then
1611                                 SHLIBEXT="so"
1612                               PICFLAG="+z"
1613                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1614                         else
1615                                 SHLIBEXT="sl"
1616                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1617                         fi
1618                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1619                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1620                         ;;
1621                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1622                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1623                         ;;
1624                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1625                         BLDSHARED="true"
1626                         LDSHFLAGS="-shared"
1627                         SONAMEFLAG="-Wl,-soname,"
1628                         PICFLAG="-fPIC"
1629                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1630                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1631                         ;;
1632                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1633                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1634                         ;;
1635                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1636                         BLDSHARED="true"
1637                         LDSHFLAGS="-shared"
1638                         SONAMEFLAG="-Wl,-soname,"
1639                         PICFLAG="-KPIC"
1640                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1641                         ;;
1642                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1643                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1644                         ;;
1645                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1646                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1647                         ;;
1648                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1649                         case "$host" in
1650                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1651                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1652                                         fi
1653                                         LDSHFLAGS="-G"
1654                                         DYNEXP="-Bexport"
1655                                 ;;
1656                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1657                         esac
1658                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1659                         ;;
1660
1661                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1662                         if [ test "$GCC" != yes ]; then
1663                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1664                         fi
1665                         LDSHFLAGS="-G"
1666                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1667                         ;;
1668                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1669                         BLDSHARED="false"
1670                         LDSHFLAGS=""
1671                         ;;
1672
1673                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1674                         BLDSHARED="true"
1675                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1676                         CFLAGS="$CFLAGS -fno-common"
1677                         SHLD="\${CC}"
1678                         SHLIBEXT="dylib"
1679                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1680                         SHLIBEXT="dylib"
1681                         # Since gcc doesn't fail on unrecognised options, the
1682                         # PIE test incorrectly succeeds. Darwin gcc does not
1683                         # actually support the PIE stuff.
1684                         PIE_LDFLAGS=
1685                         PIE_CFLAGS=
1686                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1687                         ;;
1688
1689                 *)
1690                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1691                         ;;
1692   esac
1693
1694 if test "$enable_shared" != "yes"; then
1695         BLDSHARED=false
1696 fi
1697
1698 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1699         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1700 fi
1701
1702 if test x"$BLDSHARED" = x"true" ; then
1703         LDFLAGS="$LDFLAGS -L./bin"
1704 fi
1705
1706 AC_MSG_RESULT($BLDSHARED)
1707
1708 if test x"${ac_cv_prog_gnu_ld}" = x"yes"; then
1709         saved_ldflags="$LDFLAGS"
1710         AC_MSG_CHECKING([if --as-needed works])
1711         LDFLAGS="--as-needed $saved_ldflags"
1712         AC_TRY_LINK([],[],
1713                 [AC_MSG_RESULT([yes])
1714                 LD_AS_NEEDED_FLAG=--as-needed],
1715                 AC_MSG_RESULT([no]))
1716         AC_MSG_CHECKING([if -Wl,--as-needed works])
1717         LDFLAGS="-Wl,--as-needed $saved_ldflags"
1718         AC_TRY_LINK([],[],
1719                 [AC_MSG_RESULT([yes])
1720                 LD_AS_NEEDED_FLAG=-Wl,--as-needed],
1721                 AC_MSG_RESULT([no]))
1722         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1723 fi
1724
1725 AC_MSG_CHECKING([LDFLAGS])
1726 AC_MSG_RESULT([$LDFLAGS])
1727 AC_MSG_CHECKING([DYNEXP])
1728 AC_MSG_RESULT([$DYNEXP])
1729
1730 #######################################################
1731 # test whether building a shared library actually works
1732 if test $BLDSHARED = true; then
1733
1734 AC_MSG_CHECKING([SHLD])
1735 AC_MSG_RESULT([$SHLD])
1736 AC_MSG_CHECKING([LDSHFLAGS])
1737 AC_MSG_RESULT([$LDSHFLAGS])
1738
1739 AC_MSG_CHECKING([SHLIBEXT])
1740 AC_MSG_RESULT([$SHLIBEXT])
1741 AC_MSG_CHECKING([SONAMEFLAG])
1742 AC_MSG_RESULT([$SONAMEFLAG])
1743
1744 AC_MSG_CHECKING([PICFLAG])
1745 AC_MSG_RESULT([$PICFLAG])
1746
1747 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1748 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1749
1750 AC_CACHE_CHECK([whether building shared libraries actually works],
1751                [ac_cv_shlib_works],[
1752    # try building a trivial shared library
1753    ac_cv_shlib_works=no
1754    # The $SHLD and $LDSHFLAGS variables may contain references to other
1755    # variables so they need to be eval'ed.
1756    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1757         shlib.o ${srcdir-.}/../tests/shlib.c && \
1758    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1759         shlib.o && ac_cv_shlib_works=yes
1760    rm -f "shlib.$SHLIBEXT" shlib.o
1761
1762 ])
1763 if test $ac_cv_shlib_works = no; then
1764    BLDSHARED=false
1765 fi
1766 fi
1767
1768 if test x"$BLDSHARED" != x"true"; then
1769         LDSHFLAGS="shared-libraries-disabled"
1770         SONAMEFLAG="shared-libraries-disabled"
1771         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1772         SHLD="shared-libraries-disabled"
1773         PICFLAG="${PIE_CFLAGS}"
1774         SHLIBEXT="shared_libraries_disabled"
1775         merged_build_possible=no
1776 fi
1777
1778 AC_MSG_CHECKING([used PICFLAG])
1779 AC_MSG_RESULT([$PICFLAG])
1780
1781 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1782
1783 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1784
1785 ################
1786
1787 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1788 AC_TRY_RUN([#include <stdio.h>
1789 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1790 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1791 if test x"$samba_cv_have_longlong" = x"yes"; then
1792     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1793     AC_CHECK_TYPE(intptr_t, unsigned long long)
1794 else
1795     AC_CHECK_TYPE(intptr_t, unsigned long)
1796 fi
1797
1798 #
1799 # Check if the compiler supports the LL prefix on long long integers.
1800 # AIX needs this.
1801
1802 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1803     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1804         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1805 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1806    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1807 fi
1808
1809
1810 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1811 AC_TRY_RUN([#include <time.h>
1812 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1813 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1814 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1815     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1816 fi
1817
1818 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1819 AC_TRY_RUN([#include <stdio.h>
1820 #include <sys/stat.h>
1821 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1822 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1823 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1824     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1825 fi
1826
1827 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1828 AC_TRY_RUN([
1829 #if defined(HAVE_UNISTD_H)
1830 #include <unistd.h>
1831 #endif
1832 #include <stdio.h>
1833 #include <sys/stat.h>
1834 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1835 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1836 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1837     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1838 fi
1839
1840 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1841 AC_TRY_RUN([
1842 #if defined(HAVE_UNISTD_H)
1843 #include <unistd.h>
1844 #endif
1845 #include <stdio.h>
1846 #include <sys/stat.h>
1847 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1848 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1849 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1850     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1851 fi
1852
1853 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1854 AC_TRY_RUN([
1855 #if defined(HAVE_UNISTD_H)
1856 #include <unistd.h>
1857 #endif
1858 #include <stdio.h>
1859 #include <sys/stat.h>
1860 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1861 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1862 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1863     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1864 fi
1865
1866 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1867 AC_TRY_RUN([
1868 #if defined(HAVE_UNISTD_H)
1869 #include <unistd.h>
1870 #endif
1871 #include <stdio.h>
1872 #include <sys/stat.h>
1873 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1874 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1875 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1876     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1877 fi
1878
1879 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1880 AC_TRY_RUN([
1881 #if defined(HAVE_UNISTD_H)
1882 #include <unistd.h>
1883 #endif
1884 #include <stdio.h>
1885 #include <sys/stat.h>
1886 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1887 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1888 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1889     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1890 fi
1891
1892 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1893 AC_TRY_COMPILE([
1894 #if defined(HAVE_UNISTD_H)
1895 #include <unistd.h>
1896 #endif
1897 #include <sys/types.h>
1898 #include <dirent.h>],
1899 [DIR64 de;],
1900 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1901 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1902     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1903 fi
1904
1905 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1906 AC_TRY_COMPILE([
1907 #if defined(HAVE_UNISTD_H)
1908 #include <unistd.h>
1909 #endif
1910 #include <sys/types.h>
1911 #include <dirent.h>],
1912 [struct dirent64 de;],
1913 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1914 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1915     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1916 fi
1917
1918 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1919 AC_TRY_RUN([
1920 #if defined(HAVE_UNISTD_H)
1921 #include <unistd.h>
1922 #endif
1923 #include <sys/types.h>
1924 main() { dev_t dev; int i = major(dev); return 0; }],
1925 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1926 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1927     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1928 fi
1929
1930 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1931 AC_TRY_RUN([
1932 #if defined(HAVE_UNISTD_H)
1933 #include <unistd.h>
1934 #endif
1935 #include <sys/types.h>
1936 main() { dev_t dev; int i = minor(dev); return 0; }],
1937 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1938 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1939     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1940 fi
1941
1942 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1943 AC_TRY_RUN([
1944 #if defined(HAVE_UNISTD_H)
1945 #include <unistd.h>
1946 #endif
1947 #include <sys/types.h>
1948 main() { dev_t dev = makedev(1,2); return 0; }],
1949 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
1950 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
1951     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
1952 fi
1953
1954 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
1955 AC_TRY_RUN([#include <stdio.h>
1956 main() { char c; c=250; exit((c > 0)?0:1); }],
1957 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
1958 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
1959     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
1960 fi
1961
1962 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
1963 AC_TRY_COMPILE([#include <sys/types.h>
1964 #include <dirent.h>
1965 void seekdir(DIR *d, long loc) { return; }],[return 0;],
1966 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
1967 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
1968     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
1969 fi
1970
1971 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
1972 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
1973 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
1974 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
1975     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
1976 fi
1977
1978 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
1979 AC_TRY_LINK([
1980 #include <sys/time.h>
1981 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
1982            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
1983            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
1984 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
1985     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
1986 fi
1987
1988 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
1989
1990     # On some systems (eg. Linux) librt can pull in libpthread. We
1991     # don't want this to happen because libpthreads changes signal delivery
1992     # semantics in ways we are not prepared for. This breaks Linux oplocks
1993     # which rely on signals.
1994
1995     AC_LIBTESTFUNC(rt, clock_gettime,
1996             [
1997                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
1998                                 [Whether clock_gettime is available])
1999                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2000                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2001                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2002                         ])
2003
2004 fi
2005
2006 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2007 AC_TRY_RUN([#include <sys/types.h>
2008 #include <dirent.h>
2009 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2010 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2011 di->d_name[0] == 0) exit(0); exit(1);} ],
2012 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2013 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2014     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2015 fi
2016
2017 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2018 AC_TRY_COMPILE([#include <sys/types.h>
2019 #include <utime.h>],
2020 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2021 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2022 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2023     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2024 fi
2025
2026 ##############
2027 # Check utmp details, but only if our OS offers utmp.h
2028 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2029 dnl  utmp and utmpx come in many flavours
2030 dnl  We need to check for many of them
2031 dnl  But we don't need to do each and every one, because our code uses
2032 dnl  mostly just the utmp (not utmpx) fields.
2033
2034 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2035
2036 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2037 AC_TRY_COMPILE([#include <sys/types.h>
2038 #include <utmp.h>],
2039 [struct utmp ut;  ut.ut_name[0] = 'a';],
2040 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2041 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2042     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2043 fi
2044
2045 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2046 AC_TRY_COMPILE([#include <sys/types.h>
2047 #include <utmp.h>],
2048 [struct utmp ut;  ut.ut_user[0] = 'a';],
2049 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2050 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2051     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2052 fi
2053
2054 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2055 AC_TRY_COMPILE([#include <sys/types.h>
2056 #include <utmp.h>],
2057 [struct utmp ut;  ut.ut_id[0] = 'a';],
2058 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2059 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2060     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2061 fi
2062
2063 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2064 AC_TRY_COMPILE([#include <sys/types.h>
2065 #include <utmp.h>],
2066 [struct utmp ut;  ut.ut_host[0] = 'a';],
2067 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2068 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2069     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2070 fi
2071
2072 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2073 AC_TRY_COMPILE([#include <sys/types.h>
2074 #include <utmp.h>],
2075 [struct utmp ut;  time_t t; ut.ut_time = t;],
2076 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2077 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2078     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2079 fi
2080
2081 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2082 AC_TRY_COMPILE([#include <sys/types.h>
2083 #include <utmp.h>],
2084 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2085 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2086 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2087     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2088 fi
2089
2090 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2091 AC_TRY_COMPILE([#include <sys/types.h>
2092 #include <utmp.h>],
2093 [struct utmp ut;  ut.ut_type = 0;],
2094 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2095 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2096     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2097 fi
2098
2099 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2100 AC_TRY_COMPILE([#include <sys/types.h>
2101 #include <utmp.h>],
2102 [struct utmp ut;  ut.ut_pid = 0;],
2103 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2104 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2105     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2106 fi
2107
2108 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2109 AC_TRY_COMPILE([#include <sys/types.h>
2110 #include <utmp.h>],
2111 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2112 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2113 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2114     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2115 fi
2116
2117 dnl Look for the IPv6 varient by preference. Many systems have both.
2118 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2119 AC_TRY_COMPILE([#include <sys/types.h>
2120 #include <utmp.h>],
2121 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2122 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2123 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2124     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2125 fi
2126
2127 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2128 AC_TRY_COMPILE([#include <sys/types.h>
2129 #include <utmp.h>],
2130 [struct utmp ut;  ut.ut_addr = 0;],
2131 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2132 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2133     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2134 fi
2135
2136 if test x$ac_cv_func_pututline = xyes ; then
2137   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2138   AC_TRY_COMPILE([#include <sys/types.h>
2139 #include <utmp.h>],
2140   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2141   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2142   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2143       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2144   fi
2145 fi
2146
2147 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2148 AC_TRY_COMPILE([#include <sys/types.h>
2149 #include <utmpx.h>],
2150 [struct utmpx ux;  ux.ut_syslen = 0;],
2151 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2152 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2153     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2154 fi
2155
2156 fi
2157 # end utmp details
2158
2159
2160 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2161 AC_ARG_WITH(libiconv,
2162 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2163 [
2164   if test "$withval" = "no" ; then
2165     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2166   else
2167      if test "$withval" != "yes" ; then
2168         ICONV_PATH_SPEC=yes
2169         ICONV_LOOK_DIRS="$withval"
2170      fi
2171   fi
2172 ])
2173
2174 for i in $ICONV_LOOK_DIRS ; do
2175
2176     save_LIBS="$LIBS"
2177     save_LDFLAGS="$LDFLAGS"
2178     save_CPPFLAGS="$CPPFLAGS"
2179
2180     iconv_current_LIBS=""
2181     iconv_current_LDFLAGS=""
2182     iconv_current_CPPFLAGS=""
2183
2184     ICONV_FOUND="no"
2185     unset libext
2186
2187     #  This is here to handle -withval stuff for --with-libiconv
2188     #  Perhaps we should always add a -L
2189     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2190
2191     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2192     # installation paths. This gets a little tricky since we might have iconv
2193     # in both libiconv and in libc. In this case the jm_ICONV test will always
2194     # succeed when the header is found. To counter this, make sure the
2195     # library directory is there and check the ABI directory first (which
2196     # should be harmless on other systems, but causes tons of linker warnings on
2197     # 64bit Ubuntu systems).
2198     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2199     # installed, I've decided to fix the linker warnings.
2200     # -- Kai
2201     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2202     for l in "lib" "lib32" "lib/hpux32"; do
2203         if test -d "$i/$l" ; then
2204                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2205                 LIBS=
2206                 export LDFLAGS LIBS CPPFLAGS
2207                 # Try to find iconv(3)
2208                 jm_ICONV($i/$l)
2209                 if test x"$ICONV_FOUND" = "xyes" ; then
2210                     libext="$l"
2211                     break
2212                 fi
2213         fi
2214     done
2215
2216     if test x"$ICONV_FOUND" = "xyes" ; then
2217         iconv_current_LDFLAGS="-L$i/$libext"
2218         iconv_current_CPPFLAGS="-I$i/include"
2219
2220         if test x"$jm_cv_lib_iconv" != x; then
2221             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2222         else
2223             # We found iconv in libc.
2224             iconv_current_LIBS=""
2225         fi
2226
2227     fi
2228
2229     if test x"$ICONV_FOUND" = "xyes" ; then
2230
2231         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2232         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2233         LIBS="$save_LIBS $iconv_current_LIBS"
2234         export LDFLAGS LIBS CPPFLAGS
2235
2236         default_dos_charset=no
2237         default_display_charset=no
2238         default_unix_charset=no
2239
2240         # check for default dos charset name
2241         for j in CP850 IBM850 ; do
2242             rjs_CHARSET($j)
2243             default_dos_charset="$ICONV_CHARSET"
2244             if test x"$default_dos_charset" = x"$j"; then
2245                 break
2246             fi
2247         done
2248
2249         # check for default display charset name
2250         for j in ASCII 646 ; do
2251             rjs_CHARSET($j)
2252             default_display_charset="$ICONV_CHARSET"
2253             if test x"$default_display_charset" = x"$j"; then
2254                 break
2255             fi
2256         done
2257
2258         # check for default unix charset name
2259         for j in UTF-8 UTF8 ; do
2260             rjs_CHARSET($j)
2261             default_unix_charset="$ICONV_CHARSET"
2262             if test x"$default_unix_charset" = x"$j"; then
2263                 break
2264             fi
2265         done
2266
2267         if test "$default_dos_charset" != "no" -a \
2268                 "$default_dos_charset" != "cross" -a \
2269                 "$default_display_charset" != "no" -a \
2270                 "$default_display_charset" != "cross" -a \
2271                 "$default_unix_charset" != "no" -a \
2272                 "$default_unix_charset" != "cross"
2273         then
2274                 samba_cv_HAVE_NATIVE_ICONV=yes
2275         else
2276             if test "$default_dos_charset" = "cross" -o \
2277                      "$default_display_charset" = "cross" -o \
2278                      "$default_unix_charset" = "cross"
2279             then
2280                     samba_cv_HAVE_NATIVE_ICONV=cross
2281             else
2282                     samba_cv_HAVE_NATIVE_ICONV=no
2283             fi
2284         fi
2285
2286         # At this point, we have a libiconv candidate. We know that
2287         # we have the right headers and libraries, but we don't know
2288         # whether it does the conversions we want. We can't test this
2289         # because we are cross-compiling. This is not necessarily a big
2290         # deal, since we can't guarantee that the results we get now will
2291         # match the results we get at runtime anyway.
2292         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2293             default_dos_charset="CP850"
2294             default_display_charset="ASCII"
2295             default_unix_charset="UTF-8"
2296             samba_cv_HAVE_NATIVE_ICONV=yes
2297             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2298             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2299         fi
2300
2301         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2302
2303             CPPFLAGS=$save_CPPFLAGS
2304             LDFLAGS=$save_LDFLAGS
2305             LIBS=$save_LIBS
2306
2307             if test x"$iconv_current_LIBS" != x; then
2308                 LIBS="$LIBS $iconv_current_LIBS"
2309             fi
2310
2311             # Add the flags we need to CPPFLAGS and LDFLAGS
2312             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2313             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2314
2315             # Turn the #defines into string literals
2316             default_dos_charset="\"$default_dos_charset\""
2317             default_display_charset="\"$default_display_charset\""
2318             default_unix_charset="\"$default_unix_charset\""
2319
2320             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2321             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2322             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2323             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2324
2325            break
2326         fi
2327
2328     # We didn't find a working iconv, so keep going
2329     fi
2330
2331     #  We only need to clean these up here for the next pass through the loop
2332     CPPFLAGS=$save_CPPFLAGS
2333     LDFLAGS=$save_LDFLAGS
2334     LIBS=$save_LIBS
2335     export LDFLAGS LIBS CPPFLAGS
2336 done
2337 unset libext
2338
2339
2340 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2341     AC_MSG_WARN([Sufficient support for iconv function was not found.
2342     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2343    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2344    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2345    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2346 fi
2347
2348
2349 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2350 AC_TRY_RUN([
2351 #include <sys/types.h>
2352 #include <fcntl.h>
2353 #ifndef F_GETLEASE
2354 #define F_GETLEASE      1025
2355 #endif
2356 main() {
2357        int fd = open("/dev/null", O_RDONLY);
2358        return fcntl(fd, F_GETLEASE, 0) == -1;
2359 }
2360 ],
2361 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2362 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2363     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2364 fi
2365
2366 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2367 AC_TRY_RUN([
2368 #include <sys/types.h>
2369 #include <fcntl.h>
2370 #include <signal.h>
2371 #ifndef F_NOTIFY
2372 #define F_NOTIFY 1026
2373 #endif
2374 main() {
2375         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2376 }
2377 ],
2378 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2379 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2380     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2381 fi
2382
2383 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2384 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2385 AC_CHECK_FUNCS(inotify_init)
2386 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2387 ],
2388 samba_cv_HAVE_INOTIFY=yes,
2389 samba_cv_HAVE_INOTIFY=no,
2390 samba_cv_HAVE_INOTIFY=cross)
2391
2392 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2393     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2394 fi
2395
2396 #################################################
2397 # Check if FAM notifications are available. For FAM info, see
2398 #       http://oss.sgi.com/projects/fam/
2399 #       http://savannah.nongnu.org/projects/fam/
2400 AC_ARG_ENABLE(fam,
2401 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2402
2403 if test x$enable_fam != xno; then
2404     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2405     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2406         # On IRIX, libfam requires libC, but other FAM implementations
2407         # might not need it.
2408         AC_CHECK_LIB(fam, FAMOpen2,
2409             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2410             [samba_cv_HAVE_LIBFAM=no])
2411
2412         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2413             samba_fam_xtra=-lC
2414             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2415                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2416                 [samba_cv_HAVE_LIBFAM=no])
2417             unset samba_fam_xtra
2418         fi
2419     fi
2420
2421     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2422         default_shared_modules="$default_shared_modules vfs_notify_fam"
2423         AC_TRY_COMPILE([#include <fam.h>],
2424                     [enum FAMCodes code = FAMChanged;],
2425                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2426                         [Whether fam.h contains a typedef for enum FAMCodes]),
2427                     [])
2428     fi
2429
2430     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2431         AC_MSG_ERROR(FAM support requested but FAM library not available )
2432     fi
2433 fi
2434
2435 AC_SUBST(SMB_FAM_LIBS)
2436
2437 #################################################
2438 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2439
2440 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2441
2442 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2443 # Theoretically it should work with AIX JFS2 too but this needs testing
2444 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2445     default_shared_modules="$default_shared_modules vfs_tsmsm"
2446 fi
2447
2448 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2449 AC_TRY_RUN([
2450 #include <sys/types.h>
2451 #include <fcntl.h>
2452 #include <signal.h>
2453 #include <sys/file.h>
2454 #ifndef LOCK_MAND
2455 #define LOCK_MAND       32
2456 #define LOCK_READ       64
2457 #endif
2458 main() {
2459         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2460 }
2461 ],
2462 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2463 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2464     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2465 fi
2466
2467
2468 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2469 AC_TRY_COMPILE([#include <sys/types.h>
2470 #include <fcntl.h>],
2471 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2472 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2473 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2474     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2475 fi
2476
2477 #################################################
2478 # Check for POSIX capability support
2479
2480 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2481     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2482     [], [])
2483
2484 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2485
2486     ac_save_LIBS=$LIBS
2487     AC_LIBTESTFUNC(cap, cap_get_proc)
2488
2489     AC_CACHE_CHECK([for POSIX capabilities],
2490             samba_cv_HAVE_POSIX_CAPABILITIES,
2491             [
2492                 AC_TRY_RUN([
2493 #include <sys/types.h>
2494 #include <sys/capability.h>
2495 main() {
2496  cap_t cap;
2497  cap_value_t vals[1];
2498  if (!(cap = cap_get_proc()))
2499    exit(1);
2500  vals[0] = CAP_CHOWN;
2501  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2502  cap_set_proc(cap);
2503  exit(0);
2504 }],
2505                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2506                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2507                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2508             ])
2509
2510 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2511     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2512             [Whether POSIX capabilities are available])
2513 else
2514     LIBS=$ac_save_LIBS
2515 fi
2516
2517 fi
2518
2519 #
2520 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2521 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2522 #
2523
2524 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2525 AC_TRY_COMPILE([#include <sys/types.h>
2526 #if defined(HAVE_RPC_RPC_H)
2527 #include <rpc/rpc.h>
2528 #endif],
2529 [int16 testvar;],
2530 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2531 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2532     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2533 fi
2534
2535 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2536 AC_TRY_COMPILE([#include <sys/types.h>
2537 #if defined(HAVE_RPC_RPC_H)
2538 #include <rpc/rpc.h>
2539 #endif],
2540 [uint16 testvar;],
2541 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2542 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2543     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2544 fi
2545
2546 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2547 AC_TRY_COMPILE([#include <sys/types.h>
2548 #if defined(HAVE_RPC_RPC_H)
2549 #include <rpc/rpc.h>
2550 #endif],
2551 [int32 testvar;],
2552 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2553 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2554     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2555 fi
2556
2557 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2558 AC_TRY_COMPILE([#include <sys/types.h>
2559 #if defined(HAVE_RPC_RPC_H)
2560 #include <rpc/rpc.h>
2561 #endif],
2562 [uint32 testvar;],
2563 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2564 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2565     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2566 fi
2567
2568 dnl
2569 dnl Some systems (SCO) have a problem including
2570 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2571 dnl as a #define in <prot.h> and as part of an enum
2572 dnl in <rpc/rpc.h>.
2573 dnl
2574
2575 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2576 AC_TRY_COMPILE([#include <sys/types.h>
2577 #ifdef HAVE_SYS_SECURITY_H
2578 #include <sys/security.h>
2579 #include <prot.h>
2580 #endif  /* HAVE_SYS_SECURITY_H */
2581 #if defined(HAVE_RPC_RPC_H)
2582 #include <rpc/rpc.h>
2583 #endif],
2584 [int testvar;],
2585 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2586 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2587     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2588 fi
2589
2590 AC_MSG_CHECKING([for test routines])
2591 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2592            AC_MSG_RESULT(yes),
2593            AC_MSG_ERROR([cant find test code. Aborting config]),
2594            AC_MSG_WARN([cannot run when cross-compiling]))
2595
2596 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2597 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2598            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2599 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2600     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2601 fi
2602
2603 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2604 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2605            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2606 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2607     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2608 fi
2609
2610 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2611 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2612 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2613 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2614 AC_CHECK_FUNCS(getpagesize)
2615
2616 ################################################
2617 # look for a method of setting the effective uid
2618 seteuid=no;
2619
2620 if test $seteuid = no; then
2621 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2622 AC_TRY_RUN([
2623 #define AUTOCONF_TEST 1
2624 #define USE_SETREUID 1
2625 #include "confdefs.h"
2626 #include "${srcdir-.}/lib/util_sec.c"],
2627            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2628 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2629     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2630 fi
2631 fi
2632
2633 # we check for setresuid second as it conflicts with AIO on Linux. 
2634 # see http://samba.org/~tridge/junkcode/aio_uid.c
2635 if test $seteuid = no; then
2636 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2637 AC_TRY_RUN([
2638 #define AUTOCONF_TEST 1
2639 #define USE_SETRESUID 1
2640 #include "confdefs.h"
2641 #include "${srcdir-.}/lib/util_sec.c"],
2642            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2643 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2644     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2645 fi
2646 fi
2647
2648 if test $seteuid = no; then
2649 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2650 AC_TRY_RUN([
2651 #define AUTOCONF_TEST 1
2652 #define USE_SETEUID 1
2653 #include "confdefs.h"
2654 #include "${srcdir-.}/lib/util_sec.c"],
2655            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2656 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2657     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2658 fi
2659 fi
2660
2661 if test $seteuid = no; then
2662 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2663 AC_TRY_RUN([
2664 #define AUTOCONF_TEST 1
2665 #define USE_SETUIDX 1
2666 #include "confdefs.h"
2667 #include "${srcdir-.}/lib/util_sec.c"],
2668            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2669 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2670     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2671 fi
2672 fi
2673
2674 AC_CACHE_CHECK([for the Darwin initgroups system call],
2675         samba_cv_DARWIN_INITGROUPS,
2676         AC_TRY_LINK([
2677 #include <sys/syscall.h>
2678 #include <unistd.h>
2679         ],
2680         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2681         samba_cv_DARWIN_INITGROUPS=yes,
2682         samba_cv_DARWIN_INITGROUPS=no)
2683 )
2684
2685 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2686     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2687         [Whether to use the Darwin-specific initgroups system call])
2688 fi
2689
2690 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2691 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2692            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2693 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2694     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2695 fi
2696
2697 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2698 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2699            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2700 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2701     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2702
2703 else
2704
2705 dnl
2706 dnl Don't check for 64 bit fcntl locking if we know that the
2707 dnl glibc2.1 broken check has succeeded.
2708 dnl
2709
2710   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2711   AC_TRY_RUN([
2712 #if defined(HAVE_UNISTD_H)
2713 #include <unistd.h>
2714 #endif
2715 #include <stdio.h>
2716 #include <stdlib.h>
2717
2718 #ifdef HAVE_FCNTL_H
2719 #include <fcntl.h>
2720 #endif
2721
2722 #ifdef HAVE_SYS_FCNTL_H
2723 #include <sys/fcntl.h>
2724 #endif
2725 main() { struct flock64 fl64;
2726 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2727 exit(0);
2728 #else
2729 exit(1);
2730 #endif
2731 }],
2732        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2733
2734   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2735       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2736   fi
2737 fi
2738
2739 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2740 AC_TRY_COMPILE([#include <sys/types.h>
2741 #include <sys/stat.h>
2742 #include <unistd.h>],
2743 [struct stat st;  st.st_blocks = 0;],
2744 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2745 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2746     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2747 fi
2748
2749 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2750
2751 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2752 AC_TRY_COMPILE([#include <sys/types.h>
2753 #include <sys/stat.h>
2754 #include <unistd.h>],
2755 [struct stat st;  st.st_blksize = 0;],
2756 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2757 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2758     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2759 fi
2760
2761 AC_CACHE_CHECK([for st_flags in struct stat],
2762         samba_cv_HAVE_STAT_ST_FLAGS,
2763         [
2764             AC_TRY_COMPILE([#include <sys/types.h>
2765 #include <sys/stat.h>
2766 #include <unistd.h>],
2767             [struct stat st;  st.st_flags = 0;],
2768             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2769             samba_cv_HAVE_STAT_ST_FLAGS=no,
2770             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2771         ])
2772
2773 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2774     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2775                 [Whether the stat struct has a st_flags member])
2776 fi
2777
2778 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2779 AC_TRY_COMPILE([
2780 #include <sys/types.h>
2781 #include <sys/acl.h>
2782 #if defined(HAVE_RPCSVC_NIS_H)
2783 #include <rpcsvc/nis.h>
2784 #endif],
2785 [int i;],
2786 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2787 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2788         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2789 fi
2790
2791 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2792 AC_TRY_RUN([
2793 #include <stdio.h>
2794 #include <limits.h>
2795 #include <signal.h>
2796
2797 void exit_on_core(int ignored) {
2798         exit(1);
2799 }
2800
2801 main() {
2802         char *newpath;
2803         signal(SIGSEGV, exit_on_core);
2804         newpath = realpath("/tmp", NULL);
2805         exit((newpath != NULL) ? 0 : 1);
2806 }
2807 ],
2808 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2809 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2810     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2811 fi
2812
2813 #################################################
2814 # check for AFS clear-text auth support
2815 samba_cv_WITH_AFS=no
2816 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2817 AC_ARG_WITH(afs,
2818 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2819 [ case "$withval" in
2820   yes|auto)
2821     AC_MSG_RESULT($withval)
2822     samba_cv_WITH_AFS=$withval
2823     ;;
2824   *)
2825     AC_MSG_RESULT(no)
2826     ;;
2827   esac ],
2828   AC_MSG_RESULT(no)
2829 )
2830
2831 ####################################################
2832 # check for Linux-specific AFS fake-kaserver support
2833 samba_cv_WITH_FAKE_KASERVER=no
2834 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2835 AC_ARG_WITH(fake-kaserver,
2836 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2837 [ case "$withval" in
2838   yes|auto)
2839     AC_MSG_RESULT($withval)
2840     samba_cv_WITH_FAKE_KASERVER=$withval
2841     ;;
2842   *)
2843     AC_MSG_RESULT(no)
2844     ;;
2845   esac ],
2846   AC_MSG_RESULT(no)
2847 )
2848
2849 #################################################
2850 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2851 if test x"$samba_cv_WITH_AFS" != x"no" ||
2852    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2853
2854     # see if this box has the OpenSSL DES libraries
2855     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2856
2857     # see if this box has the afs-headers in /usr/include/afs
2858     AC_MSG_CHECKING(for /usr/include/afs)
2859     if test -d /usr/include/afs; then
2860           AC_MSG_RESULT(yes)
2861     else
2862       AC_MSG_RESULT(no)
2863     fi
2864
2865     # check for afs.h
2866     have_afs_headers=no
2867     AC_CHECK_HEADERS(afs.h afs/afs.h)
2868     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2869         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2870            test x"$samba_cv_WITH_AFS" = x"auto"; then
2871                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2872         else
2873                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2874         fi
2875     else
2876         have_afs_headers=yes
2877     fi
2878 fi
2879
2880 FAKE_KASERVER_OBJ=""
2881 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2882     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2883     FAKE_KASERVER_OBJ="utils/net_afs.o"
2884 fi
2885 AC_SUBST(FAKE_KASERVER_OBJ)
2886
2887 #################################################
2888 # check whether to compile AFS/NT ACL mapping module
2889 samba_cv_WITH_VFS_AFSACL=no
2890 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2891 AC_ARG_WITH(vfs-afsacl,
2892 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2893 [ case "$withval" in
2894   yes|auto)
2895     AC_MSG_RESULT($withval)
2896     samba_cv_WITH_VFS_AFSACL=yes
2897     ;;
2898   *)
2899     AC_MSG_RESULT(no)
2900     ;;
2901   esac ],
2902   AC_MSG_RESULT(no)
2903 )
2904
2905 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2906    default_shared_modules="$default_shared_modules vfs_afsacl"
2907 fi
2908         
2909 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2910     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2911 fi
2912
2913 #################################################
2914 # check for the DFS clear-text auth system
2915 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2916 AC_ARG_WITH(dfs,
2917 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2918 [ case "$withval" in
2919   yes)
2920     AC_MSG_RESULT(yes)
2921     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2922     ;;
2923   *)
2924     AC_MSG_RESULT(no)
2925     ;;
2926   esac ],
2927   AC_MSG_RESULT(no)
2928 )
2929
2930 ########################################################
2931 # Compile with LDAP support?
2932
2933 with_ldap_support=auto
2934 AC_MSG_CHECKING([for LDAP support])
2935
2936 AC_ARG_WITH(ldap,
2937 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2938 [ case "$withval" in
2939     yes|no)
2940         with_ldap_support=$withval
2941         ;;
2942   esac ])
2943
2944 AC_MSG_RESULT($with_ldap_support)
2945
2946 SMBLDAP=""
2947 AC_SUBST(SMBLDAP)
2948 SMBLDAPUTIL=""
2949 AC_SUBST(SMBLDAPUTIL)
2950 LDBLDAP=""
2951 AC_SUBST(LDBLDAP)
2952
2953 if test x"$with_ldap_support" != x"no"; then
2954
2955   ##################################################################
2956   # first test for ldap.h and lber.h
2957   # (ldap.h is required for this test)
2958   AC_CHECK_HEADERS(ldap.h lber.h)
2959
2960   if test x"$ac_cv_header_ldap_h" != x"yes"; then
2961         if test x"$with_ldap_support" = x"yes"; then
2962          AC_MSG_ERROR(ldap.h is needed for LDAP support)
2963         else
2964          AC_MSG_WARN(ldap.h is needed for LDAP support)
2965         fi
2966         
2967         with_ldap_support=no
2968   fi
2969
2970   ##################################################################
2971   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
2972   # unsigned int in include/includes.h
2973   case $host_os in
2974         *hpux*)
2975          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2976          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
2977         with_ldap_support=yes
2978         ;;
2979         *)
2980         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
2981         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
2982                 if test x"$with_ldap_support" = x"yes"; then
2983                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
2984                 else
2985                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
2986                 fi
2987                 with_ldap_support=no
2988         fi
2989         ;;
2990   esac
2991 fi
2992
2993 if test x"$with_ldap_support" != x"no"; then
2994   ac_save_LIBS=$LIBS
2995
2996   ##################################################################
2997   # we might need the lber lib on some systems. To avoid link errors
2998   # this test must be before the libldap test
2999   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3000
3001   ########################################################
3002   # If ber_sockbuf_add_io() is available we can add
3003   # SASL wrapping hooks
3004   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3005
3006   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3007                  AC_TRY_COMPILE([#include <ldap.h>],
3008                                 [int val = LDAP_OPT_SOCKBUF;],
3009                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3010                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3011
3012   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3013           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3014         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3015   fi
3016
3017   #######################################################
3018   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3019   # ldap logging and print it out in the samba logs
3020   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3021                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3022                  [AC_TRY_COMPILE([#include <lber.h>],
3023                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3024                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3025                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3026
3027   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3028         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3029                   [Support for LDAP/LBER logging interception])
3030   fi
3031
3032   ########################################################
3033   # now see if we can find the ldap libs in standard paths
3034   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3035
3036   ########################################################
3037   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3038   # Check found in pam_ldap 145.
3039   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3040
3041   LIBS="$LIBS $LDAP_LIBS"
3042   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3043     AC_TRY_COMPILE([
3044         #include <lber.h>
3045         #include <ldap.h>],
3046         [ldap_set_rebind_proc(0, 0, 0);],
3047         [smb_ldap_cv_ldap_set_rebind_proc=3],
3048         [smb_ldap_cv_ldap_set_rebind_proc=2]
3049     )
3050   ])
3051
3052   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3053
3054   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3055
3056   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3057     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3058     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3059     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3060     default_shared_modules="$default_shared_modules";
3061     SMBLDAP="lib/smbldap.o"
3062     SMBLDAPUTIL="lib/smbldap_util.o"
3063     with_ldap_support=yes
3064     AC_MSG_CHECKING(whether LDAP support is used)
3065     AC_MSG_RESULT(yes)
3066   else
3067     if test x"$with_ldap_support" = x"yes"; then
3068         AC_MSG_ERROR(libldap is needed for LDAP support)
3069     else
3070         AC_MSG_WARN(libldap is needed for LDAP support)
3071     fi
3072
3073     LDAP_LIBS=""
3074     with_ldap_support=no
3075   fi
3076   LIBS=$ac_save_LIBS
3077 fi
3078
3079
3080 #################################################
3081 # active directory support
3082
3083 with_ads_support=auto
3084 AC_MSG_CHECKING([for Active Directory and krb5 support])
3085
3086 AC_ARG_WITH(ads,
3087 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3088 [ case "$withval" in
3089     yes|no)
3090         with_ads_support="$withval"
3091         ;;
3092   esac ])
3093
3094 AC_MSG_RESULT($with_ads_support)
3095
3096 FOUND_KRB5=no
3097 KRB5_LIBS=""
3098
3099 if test x"$with_ldap_support" != x"yes"; then
3100
3101     if test x"$with_ads_support" = x"yes"; then
3102         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3103     elif test x"$with_ads_support" = x"auto"; then
3104         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3105         with_ads_support=no
3106     fi
3107
3108 else
3109
3110     # Check to see whether there is enough LDAP functionality to be able
3111     # to build AD support.
3112
3113 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3114 case "$host_os" in
3115         *hpux*)
3116     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3117
3118     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3119         if test x"$with_ads_support" = x"yes"; then
3120             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3121         elif test x"$with_ads_support" = x"auto"; then
3122             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3123             with_ads_support=no
3124         fi
3125     fi
3126     ;;
3127         *)
3128     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3129
3130     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3131         if test x"$with_ads_support" = x"yes"; then
3132             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3133         elif test x"$with_ads_support" = x"auto"; then
3134             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3135             with_ads_support=no
3136         fi
3137     fi
3138     ;;
3139 esac
3140
3141
3142     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3143
3144     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3145         if test x"$with_ads_support" = x"yes"; then
3146             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3147         elif test x"$with_ads_support" = x"auto"; then
3148             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3149             with_ads_support=no
3150         fi
3151     fi
3152
3153 fi
3154
3155 if test x"$with_ads_support" != x"no"; then
3156
3157   # Do no harm to the values of CFLAGS and LIBS while testing for
3158   # Kerberos support.
3159
3160   if test x$FOUND_KRB5 = x"no"; then
3161     #################################################
3162     # check for location of Kerberos 5 install
3163     AC_MSG_CHECKING(for kerberos 5 install path)
3164     AC_ARG_WITH(krb5,
3165     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3166     [ case "$withval" in
3167       no)
3168         AC_MSG_RESULT(no krb5-path given)
3169         ;;
3170       yes)
3171         AC_MSG_RESULT(/usr)
3172         FOUND_KRB5=yes
3173         ;;
3174       *)
3175         AC_MSG_RESULT($withval)
3176         KRB5_CFLAGS="-I$withval/include"
3177         KRB5_CPPFLAGS="-I$withval/include"
3178         KRB5_LDFLAGS="-L$withval/lib"
3179         FOUND_KRB5=yes
3180         if test -x "$withval/bin/krb5-config"; then
3181                 KRB5CONFIG=$withval/bin/krb5-config
3182         fi
3183         ;;
3184       esac ],
3185       AC_MSG_RESULT(no krb5-path given)
3186     )
3187   fi
3188
3189   #################################################
3190   # check for krb5-config from recent MIT and Heimdal kerberos 5
3191   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3192   AC_MSG_CHECKING(for working krb5-config)
3193   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3194     ac_save_CFLAGS=$CFLAGS
3195     CFLAGS="";export CFLAGS
3196     ac_save_LDFLAGS=$LDFLAGS
3197     LDFLAGS="";export LDFLAGS
3198     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3199     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3200     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3201     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3202     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3203     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3204     FOUND_KRB5=yes
3205     AC_MSG_RESULT(yes)
3206   else
3207     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3208   fi
3209
3210   if test x$FOUND_KRB5 = x"no"; then
3211     #################################################
3212     # see if this box has the SuSE location for the heimdal krb implementation
3213     AC_MSG_CHECKING(for /usr/include/heimdal)
3214     if test -d /usr/include/heimdal; then
3215       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3216           KRB5_CFLAGS="-I/usr/include/heimdal"
3217           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3218           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3219           FOUND_KRB5=yes
3220           AC_MSG_RESULT(yes)
3221       else
3222           KRB5_CFLAGS="-I/usr/include/heimdal"
3223           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3224           FOUND_KRB5=yes
3225           AC_MSG_RESULT(yes)
3226       fi
3227     else
3228       AC_MSG_RESULT(no)
3229     fi
3230   fi
3231
3232   if test x$FOUND_KRB5 = x"no"; then
3233     #################################################
3234     # see if this box has the RedHat location for kerberos
3235     AC_MSG_CHECKING(for /usr/kerberos)
3236     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3237       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3238       KRB5_CFLAGS="-I/usr/kerberos/include"
3239       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3240       FOUND_KRB5=yes
3241       AC_MSG_RESULT(yes)
3242     else
3243       AC_MSG_RESULT(no)
3244     fi
3245   fi
3246
3247   if test x$FOUND_KRB5 = x"no"; then
3248     #################################################
3249     # see if this box has the OpenBSD location for heimdal krb5
3250     AC_MSG_CHECKING(for /usr/include/kerberosV)
3251     if test -d /usr/include/kerberosV; then
3252       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3253       KRB5_LIBS="-lcrypto"
3254       FOUND_KRB5=yes
3255       AC_MSG_RESULT(yes)
3256     else
3257       AC_MSG_RESULT(no)
3258     fi
3259   fi
3260
3261   ac_save_CFLAGS=$CFLAGS
3262   ac_save_CPPFLAGS=$CPPFLAGS
3263   ac_save_LDFLAGS=$LDFLAGS
3264
3265   # remove needless evil rpath stuff as early as possible:
3266   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3267   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3268   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3269   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3270   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3271
3272   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3273
3274   # now check for krb5.h. Some systems have the libraries without the headers!
3275   # note that this check is done here to allow for different kerberos
3276   # include paths
3277   AC_CHECK_HEADERS(krb5.h)
3278
3279   if test x"$ac_cv_header_krb5_h" = x"no"; then
3280
3281     # Give a warning if AD support was not explicitly requested,
3282     # i.e with_ads_support = auto, otherwise die with an error.
3283
3284     if test x"$with_ads_support" = x"yes"; then
3285       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3286     else
3287       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3288     fi
3289
3290     # Turn off AD support and restore CFLAGS and LIBS variables
3291
3292     with_ads_support="no"
3293
3294     CFLAGS=$ac_save_CFLAGS
3295     CPPFLAGS=$ac_save_CPPFLAGS
3296     LDFLAGS=$ac_save_LDFLAGS
3297   fi
3298   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3299   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3300         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3301         if test x"$BLDSHARED" = x"true" ; then
3302                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3303         fi
3304   fi
3305 fi
3306
3307 # Now we have determined whether we really want ADS support
3308 use_ads=no
3309 if test x"$with_ads_support" != x"no"; then
3310   use_ads=yes
3311   have_gssapi=no
3312   ac_save_LIBS=$LIBS
3313
3314   # now check for gssapi headers.  This is also done here to allow for
3315   # different kerberos include paths
3316   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3317
3318   ##################################################################
3319   # we might need the k5crypto and com_err libraries on some systems
3320   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3321   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3322
3323   # Heimdal checks.
3324   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3325   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3326   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3327
3328   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3329   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3330
3331   ########################################################
3332   # now see if we can find the krb5 libs in standard paths
3333   # or as specified above
3334   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3335   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3336
3337   ########################################################
3338   # now see if we can find the gssapi libs in standard paths
3339   if test x"$have_gssapi" != x"yes"; then
3340      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3341   fi
3342
3343   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3344   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3345   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3346   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3347   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3348   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3349   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3350   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3351   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3352   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3353   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3354   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3355   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3356   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3357   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3358   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3359   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3360   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3361   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3362   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3363   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3364   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3365   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3366   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3367   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3368   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3369   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3370   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3371   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3372   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3373   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3374   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3375   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3376   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3377   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3378   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3379   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3380   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3381   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3382   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3383   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3384   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3385   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3386
3387   LIBS="$KRB5_LIBS $LIBS"
3388
3389   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3390         smb_krb5_cv_ticket_has_keyinfo,
3391         [
3392             AC_TRY_COMPILE(
3393             [
3394                 #include <krb5.h>
3395             ],
3396             [
3397                 krb5_ticket ticket;
3398                 krb5_kvno kvno;
3399                 krb5_enctype enctype;
3400
3401                 enctype = ticket.enc_part.enctype;
3402                 kvno = ticket.enc_part.kvno;
3403             ],
3404             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3405             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3406         ])
3407
3408   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3409         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3410             [Whether the krb5_ticket structure contains the kvno and enctype])
3411   fi
3412
3413   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3414           smb_krb5_cv_creds_opt_free_context,
3415           [
3416                 AC_TRY_COMPILE([
3417                     #include <krb5.h>],
3418                     [
3419                         krb5_context ctx;
3420                         krb5_get_init_creds_opt *opt = NULL;
3421                         krb5_get_init_creds_opt_free(ctx, opt);
3422                     ],
3423                     [smb_krb5_cv_creds_opt_free_context=yes],
3424                     [smb_krb5_cv_creds_opt_free_context=no]
3425                 )
3426           ])
3427
3428   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3429         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3430             [Whether krb5_get_init_creds_opt_free takes a context argument])
3431   fi
3432
3433   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3434     AC_TRY_COMPILE([
3435         #include <krb5.h>],
3436         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3437         [smb_krb5_cv_verify_checksum=7],
3438         [smb_krb5_cv_verify_checksum=6],
3439     )
3440   ])
3441   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3442
3443   AC_CACHE_CHECK([for checksum in krb5_checksum],
3444                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3445     AC_TRY_COMPILE([#include <krb5.h>],
3446       [krb5_checksum cksum; cksum.checksum.length = 0;],
3447       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3448       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3449
3450   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3451     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3452                [Whether the krb5_checksum struct has a checksum property])
3453   fi
3454
3455   AC_CACHE_CHECK([for etype in EncryptedData],
3456                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3457     AC_TRY_COMPILE([#include <krb5.h>],
3458       [EncryptedData edata; edata.etype = 0;],
3459       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3460       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3461
3462   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3463     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3464                [Whether the EncryptedData struct has a etype property])
3465   fi
3466
3467   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3468                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3469     AC_TRY_COMPILE([#include <krb5.h>],
3470       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3471       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3472       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3473
3474   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3475     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3476                [Whether the krb5_ap_req struct has a ticket pointer])
3477   fi
3478
3479   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3480                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3481     AC_TRY_COMPILE([#include <krb5.h>],
3482       [krb5_error err; err.e_data = NULL;],
3483       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3484       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3485
3486   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3487     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3488                [Whether the krb5_error struct has a e_data pointer])
3489   fi
3490
3491   AC_CACHE_CHECK([for krb5_crypto type],
3492                 samba_cv_HAVE_KRB5_CRYPTO,[
3493     AC_TRY_COMPILE([#include <krb5.h>],
3494       [krb5_crypto crypto;],
3495       samba_cv_HAVE_KRB5_CRYPTO=yes,
3496       samba_cv_HAVE_KRB5_CRYPTO=no)])
3497
3498   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3499     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3500                [Whether the type krb5_crypto exists])
3501   fi
3502
3503   AC_CACHE_CHECK([for krb5_encrypt_block type],
3504                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3505     AC_TRY_COMPILE([#include <krb5.h>],
3506       [krb5_encrypt_block block;],
3507       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3508       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3509
3510   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3511     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3512                [Whether the type krb5_encrypt_block exists])
3513   fi
3514
3515   AC_CACHE_CHECK([for addrtype in krb5_address],
3516                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3517     AC_TRY_COMPILE([#include <krb5.h>],
3518       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3519       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3520       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3521
3522   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3523     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3524                [Whether the krb5_address struct has a addrtype property])
3525   fi
3526
3527   AC_CACHE_CHECK([for addr_type in krb5_address],
3528                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3529     AC_TRY_COMPILE([#include <krb5.h>],
3530       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3531       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3532       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3533
3534   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3535     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3536               [Whether the krb5_address struct has a addr_type property])
3537   fi
3538
3539   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3540                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3541                  [AC_TRY_COMPILE([#include <krb5.h>],
3542     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3543     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3544
3545   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3546     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3547               [Whether the krb5_ticket struct has a enc_part2 property])
3548   fi
3549
3550   AC_CACHE_CHECK([for keyblock in krb5_creds],
3551                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3552     AC_TRY_COMPILE([#include <krb5.h>],
3553       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3554       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3555       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3556
3557   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3558     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3559               [Whether the krb5_creds struct has a keyblock property])
3560   fi
3561
3562   AC_CACHE_CHECK([for session in krb5_creds],
3563                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3564     AC_TRY_COMPILE([#include <krb5.h>],
3565       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3566       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3567       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3568
3569   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3570     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3571               [Whether the krb5_creds struct has a session property])
3572   fi
3573
3574   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3575                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3576     AC_TRY_COMPILE([#include <krb5.h>],
3577       [krb5_keyblock key; key.keyvalue.data = NULL;],
3578       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3579       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3580
3581   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3582     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3583               [Whether the krb5_keyblock struct has a keyvalue property])
3584   fi
3585
3586   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3587                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3588     AC_TRY_COMPILE([#include <krb5.h>],
3589       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3590       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3591       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3592   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3593                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3594     AC_TRY_COMPILE([#inc