i18n/l10n pam_winbind
[kai/samba.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23
24 AC_LIBREPLACE_CC_CHECKS
25
26 m4_include(../lib/talloc/libtalloc.m4)
27
28 LIBTALLOC_OBJ0=""
29 for obj in ${TALLOC_OBJ}; do
30         LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
31 done
32 AC_SUBST(LIBTALLOC_OBJ0)
33
34 # TODO: These should come from m4_include(lib/tdb/libtdb.m4)
35 # but currently this fails: things have to get merged from s4.
36 tdbdir="../lib/tdb"
37 AC_SUBST(tdbdir)
38 TDB_CFLAGS="-I${srcdir-.}/$tdbdir/include"
39 AC_SUBST(TDB_CFLAGS)
40
41 LIBTDB_OBJ0=""
42 for o in common/tdb.o common/dump.o common/transaction.o common/error.o \
43              common/traverse.o common/freelist.o common/freelistcheck.o \
44                  common/io.o common/lock.o common/open.o; 
45 do 
46         LIBTDB_OBJ0="$LIBTDB_OBJ0 $tdbdir/$o"
47 done
48
49 AC_SUBST(LIBTDB_OBJ0)
50 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
51 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
52 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
53 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
54 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
55 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
56
57 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
58
59 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
60 if test "x${srcdir-.}" != "x."; then
61         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
62 fi
63
64 dnl Unique-to-Samba variables we'll be playing with.
65 AC_SUBST(SAMBA_CPPFLAGS)
66 AC_SUBST(SHELL)
67 AC_SUBST(LDSHFLAGS)
68 AC_SUBST(SONAMEFLAG)
69 AC_SUBST(SHLD)
70 AC_SUBST(MODULE_EXPORTS)
71 AC_SUBST(DSO_EXPORTS)
72 AC_SUBST(HOST_OS)
73 AC_SUBST(PICFLAG)
74 AC_SUBST(PIE_CFLAGS)
75 AC_SUBST(PIE_LDFLAGS)
76 AC_SUBST(RELRO_LDFLAGS)
77 AC_SUBST(SHLIBEXT)
78 AC_SUBST(INSTALLLIBCMD_SH)
79 AC_SUBST(INSTALLLIBCMD_A)
80 AC_SUBST(UNINSTALLLIBCMD_SH)
81 AC_SUBST(UNINSTALLLIBCMD_A)
82
83 AC_SUBST(INSTALL_LIBWBCLIENT)
84 AC_SUBST(UNINSTALL_LIBWBCLIENT)
85 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
86 AC_SUBST(LIBWBCLIENT_SHARED)
87 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
88 AC_SUBST(LIBWBCLIENT_STATIC)
89 AC_SUBST(LIBWBCLIENT_SOVER)
90 AC_SUBST(LIBWBCLIENT)
91 AC_SUBST(WINBIND_LIBS)
92
93 AC_SUBST(LIBSAMBAUTIL_SHARED)
94
95 AC_SUBST(PRINT_LIBS)
96 AC_SUBST(AUTH_LIBS)
97 AC_SUBST(ACL_LIBS)
98 AC_SUBST(PASSDB_LIBS)
99 AC_SUBST(IDMAP_LIBS)
100 AC_SUBST(KRB5_LIBS)
101 AC_SUBST(UUID_LIBS)
102 AC_SUBST(LDAP_LIBS)
103 AC_SUBST(GPEXT_LIBS)
104 AC_SUBST(PAM_MODULES)
105 AC_SUBST(INSTALL_PAM_MODULES)
106 AC_SUBST(UNINSTALL_PAM_MODULES)
107 AC_SUBST(NSS_MODULES)
108 AC_SUBST(EXTRA_BIN_PROGS)
109 AC_SUBST(CIFSMOUNT_PROGS)
110 AC_SUBST(INSTALL_CIFSMOUNT)
111 AC_SUBST(UNINSTALL_CIFSMOUNT)
112 AC_SUBST(CIFSUPCALL_PROGS)
113 AC_SUBST(INSTALL_CIFSUPCALL)
114 AC_SUBST(UNINSTALL_CIFSUPCALL)
115 AC_SUBST(EXTRA_SBIN_PROGS)
116 AC_SUBST(EXTRA_ALL_TARGETS)
117 AC_SUBST(CONFIG_LIBS)
118 AC_SUBST(NSCD_LIBS)
119
120 # compile with optimization and without debugging by default, but
121 # allow people to set their own preference.
122 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
123 # if it has no value.  This prevent *very* large debug binaries from occurring
124 # by default.
125 if test "x$CFLAGS" = x; then
126   CFLAGS="-O"
127 fi
128 if test "x$debug" = "xyes" ; then
129         CFLAGS="${CFLAGS} -g"
130 else
131         CFLAGS="${CFLAGS} -O"
132 fi
133
134 m4_include(../lib/socket_wrapper/config.m4)
135 m4_include(../lib/nss_wrapper/config.m4)
136
137 m4_include(m4/swat.m4)
138
139 # Probe the gcc version for extra CFLAGS. We always stash these in
140 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
141 # Makefile edit, avoiding the need to re-run configure.
142 if test x"$ac_cv_prog_gcc" = x"yes" ; then
143         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
144         # Add -Wdeclaration-after-statement if compiler supports it
145         AC_CACHE_CHECK(
146           [that the C compiler understands -Wdeclaration-after-statement],
147           samba_cv_HAVE_Wdeclaration_after_statement, [
148           AC_TRY_RUN_STRICT([
149             int main(void)
150             {
151                 return 0;
152             }],[-Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
153             samba_cv_HAVE_Wdeclaration_after_statement=yes,
154             samba_cv_HAVE_Wdeclaration_after_statement=no,
155             samba_cv_HAVE_Wdeclaration_after_statement=cross)
156        ])
157
158         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
159             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
160         fi
161
162         #-Werror-implicit-function-declaration
163         AC_CACHE_CHECK(
164           [that the C compiler understands -Werror-implicit-function-declaration],
165           samba_cv_HAVE_Werror_implicit_function_declaration, [
166           AC_TRY_RUN_STRICT([
167             int main(void)
168             {
169                 return 0;
170             }],[-Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
171             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
172             samba_cv_HAVE_Werror_implicit_function_declaration=no,
173             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
174        ])
175        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
176             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
177        fi
178
179         # krb5developer is like developer, except we don't get
180         # -Wstrict-prototypes.
181        if test x"$krb5_developer" != x"$yes" ; then
182             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
183        fi
184
185        if test x"$picky_developer" = x"yes"; then
186             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
187        fi
188 fi
189
190 AC_ARG_ENABLE(dmalloc, [AS_HELP_STRING([--enable-dmalloc], [Enable heap debugging [default=no]])])
191
192 if test "x$enable_dmalloc" = xyes
193 then
194         AC_DEFINE(ENABLE_DMALLOC, 1, [Define to turn on dmalloc debugging])
195         AC_DEFINE(DMALLOC_FUNC_CHECK, 1,
196                   [Define to check invariants around some common functions])
197         LIBS="$LIBS -ldmalloc"  
198 fi
199
200 #################################################
201 # check for a shared memory profiling support
202 AC_MSG_CHECKING(whether to use profiling)
203 AC_ARG_WITH(profiling-data,
204 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
205 [ case "$withval" in
206   yes)
207     AC_MSG_RESULT(yes)
208     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
209     samba_cv_WITH_PROFILE=yes
210     ;;
211   *)
212     AC_MSG_RESULT(no)
213     samba_cv_WITH_PROFILE=no
214     ;;
215   esac ],
216   AC_MSG_RESULT(no)
217 )
218
219 dnl Checks for programs.
220
221 AC_PROG_INSTALL
222 AC_PROG_AWK
223 AC_PATH_PROG(PERL, perl)
224
225 AC_CHECK_TOOL(AR, ar)
226
227 dnl Check if we use GNU ld
228 LD=ld
229 AC_PROG_LD_GNU
230
231 dnl Certain versions of GNU ld the default is not to have the
232 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
233 dnl warnings when building modules.
234 if test "$ac_cv_prog_gnu_ld" = "yes"; then
235         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
236         AC_MSG_CHECKING(GNU ld release date)
237         changequote(,)dnl
238         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
239         changequote([,])dnl
240         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
241         if test -n "$ac_cv_gnu_ld_date"; then
242         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
243                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
244         fi
245         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
246                 ac_cv_gnu_ld_version_script=yes
247         fi
248         else
249            AC_MSG_CHECKING(GNU ld release version)
250            changequote(,)dnl
251            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
252            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
253            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
254            changequote([,])dnl
255            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
256            AC_MSG_CHECKING(GNU ld release version major)
257            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
258            AC_MSG_CHECKING(GNU ld release version minor)
259            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
260            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
261              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
262            fi
263            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major"=2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
264              ac_cv_gnu_ld_version_script=yes
265            fi
266         fi
267 fi
268
269 dnl look for executable suffix
270 AC_EXEEXT
271
272 dnl Check if C compiler understands -c and -o at the same time
273 AC_PROG_CC_C_O
274 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
275       BROKEN_CC=
276 else
277       BROKEN_CC=#
278 fi
279 AC_SUBST(BROKEN_CC)
280
281 dnl Check if the C compiler understands -Werror
282 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
283  AC_TRY_RUN_STRICT([
284   int main(void)
285   {
286         return 0;
287   }],[-Werror],[$CPPFLAGS],[$LDFLAGS],
288   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
289 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
290    Werror_FLAGS="-Werror"
291 else
292 dnl Check if the C compiler understands -w2
293 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
294  AC_TRY_RUN_STRICT([
295   int main(void)
296   {
297         return 0;
298   }],[-w2],[$CPPFLAGS],[$LDFLAGS],
299   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
300 if test x"$samba_cv_HAVE_w2" = x"yes"; then
301    Werror_FLAGS="-w2"
302 else
303 dnl Check if the C compiler understands -errwarn
304 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
305   AC_TRY_RUN_STRICT([
306    int main(void)
307    {
308         return 0;
309    }],[-errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
310    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
311 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
312    Werror_FLAGS="-errwarn=%all"
313 fi
314 fi
315 fi
316
317 ############################################
318 # check if the compiler can handle negative enum values
319 # and don't truncate the values to INT_MAX
320 # a runtime test is needed here
321 AC_SUBST(PIDL_ARGS)
322 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
323     AC_TRY_RUN(
324 [
325         #include <stdio.h>
326         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
327         int main(void) {
328                 enum negative_values v1 = NEGATIVE_VALUE;
329                 unsigned v2 = NEGATIVE_VALUE;
330
331                 if (v1 != 0xFFFFFFFF) {
332                         printf("%u != 0xFFFFFFFF\n", v1);
333                         return 1;
334                 }
335                 if (v2 != 0xFFFFFFFF) {
336                         printf("%u != 0xFFFFFFFF\n", v2);
337                         return 1;
338                 }
339
340                 return 0;
341         }
342 ],
343         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
344 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
345         AC_MSG_WARN([using --uint-enums for pidl])
346         PIDL_ARGS="$PIDL_ARGS --uint-enums"
347 fi
348
349 dnl Figure out the flags to support named structure initializers
350
351 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
352
353 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
354 AC_MSG_CHECKING(uname -s)
355 AC_MSG_RESULT(${UNAME_S})
356
357 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
358 AC_MSG_CHECKING(uname -r)
359 AC_MSG_RESULT(${UNAME_R})
360
361 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
362 AC_MSG_CHECKING(uname -m)
363 AC_MSG_RESULT(${UNAME_M})
364
365 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
366 AC_MSG_CHECKING(uname -p)
367 AC_MSG_RESULT(${UNAME_P})
368
369 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
370 AC_MSG_CHECKING(uname -i)
371 AC_MSG_RESULT(${UNAME_I})
372
373 dnl Add #include for broken IRIX header files
374   case "$host_os" in
375         *irix6*)
376                 #TODO add to libreplace
377                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
378                         dnl Fix sensible defaults for MIPSPro compilers. The
379                         dnl error numbers are valid for the 7.3 compilers,
380                         dnl hopefully also valid for the 7.4 series.
381                         dnl
382                         dnl Bugzilla 3801. Force an error on warning 1035
383                         dnl so we don't incorrectly detect stdint.h. This
384                         dnl warning is emitted for #error directives.
385                         CFLAGS="$CFLAGS -diag_error 1035"
386                         dnl 1209: Controlling expression is constant
387                         dnl 1174: Function foo declared but never referenced
388                         dnl 3201: Parameter foo was never referenced
389                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
390                 fi
391         ;;
392 esac
393
394 DYNEXP=
395 AC_SUBST(DYNEXP)
396
397 dnl Add modules that have to be built by default here
398 dnl These have to be built static:
399 default_static_modules="pdb_smbpasswd pdb_tdbsam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl2 rpc_ntsvcs2 rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss rpc_eventlog2 auth_sam auth_unix auth_winbind auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
400
401 dnl These are preferably build shared, and static if dlopen() is not available
402 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr vfs_acl_xattr vfs_acl_tdb vfs_smb_traffic_analyzer"
403
404 if test "x$developer" = xyes; then
405    default_static_modules="$default_static_modules rpc_rpcecho"
406    default_shared_modules="$default_shared_modules charset_weird"
407 fi
408
409 #
410 # Config CPPFLAG settings for strange OS's that must be set
411 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
412 # case statement; its first reference must be unconditional.
413 #
414 case "$host_os" in
415     *hpux*)
416 #
417 # Defines needed for HPUX support.
418 # HPUX has bigcrypt but (sometimes?) doesn't use it for
419 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
420 #
421       case `uname -r` in
422                 *9*|*10*|*11)
423                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
424                 ;;
425       esac
426       ;;
427
428 #
429 # CRAY Unicos has broken const handling
430        *unicos*)
431           AC_MSG_RESULT([disabling const])
432           CPPFLAGS="$CPPFLAGS -Dconst="
433           ;;
434         
435 #
436 # AIX4.x doesn't even admit to having large
437 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
438 #
439     *aix4*)
440           AC_MSG_RESULT([enabling large file support])
441       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
442           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
443       ;;
444 #
445 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
446 # to the existance of large files..
447 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
448 # recommendations on large file support, however it makes the
449 # compile work using gcc 2.7 and 2.8, whereas using the Sun
450 # recommendation makes the compile fail on gcc2.7. JRA.
451 #
452 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
453 #
454         *solaris*)
455                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
456                 case `uname -r` in
457                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
458                                 AC_MSG_RESULT([no large file support])
459                                 ;;
460                         5.*)
461                         AC_MSG_RESULT([enabling large file support])
462                         if test "$ac_cv_prog_gcc" = yes; then
463                                 ${CC-cc} -v >conftest.c 2>&1
464                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
465                                 rm -fr conftest.c
466                                 case "$ac_cv_gcc_compiler_version_number" in
467                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
468                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
469                                                 LDFLAGS="$LDFLAGS -lthread"
470                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
471                                                 ;;
472                                         *)
473                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
474                                                 LDFLAGS="$LDFLAGS -lthread"
475                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
476                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
477                                                 ;;
478                                 esac
479                         else
480                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
481                                 LDFLAGS="$LDFLAGS -lthread"
482                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
483                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
484                         fi
485                         ;;
486                 esac
487                 ;;
488 #
489 # IRIX uses SYSV printing.  Make sure to set that here
490 #
491         *irix*)
492                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
493                 ;;
494         *freebsd*|*dragonfly*)
495                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
496                 ;;
497 #
498 # VOS may need to have POSIX support and System V compatibility enabled.
499 #
500     *vos*)
501     case "$CPPFLAGS" in
502           *-D_POSIX_C_SOURCE*)
503                 ;;
504           *)
505                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
506                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
507                 ;;
508     esac
509     case "$CPPFLAGS" in
510           *-D_SYSV*|*-D_SVID_SOURCE*)
511                 ;;
512           *)
513                 CPPFLAGS="$CPPFLAGS -D_SYSV"
514                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
515     esac
516     ;;
517 #
518 # Tests needed for SINIX large file support.
519 #
520     *sysv4*)
521       if test $host = mips-sni-sysv4 ; then
522         AC_MSG_CHECKING([for LFS support])
523         old_CPPFLAGS="$CPPFLAGS"
524         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
525         AC_TRY_RUN([
526 #include <unistd.h>
527 main () {
528 #if _LFS64_LARGEFILE == 1
529 exit(0);
530 #else
531 exit(1);
532 #endif
533 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
534         CPPFLAGS="$old_CPPFLAGS"
535         if test x$SINIX_LFS_SUPPORT = xyes ; then
536           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
537                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
538           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
539           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
540           LIBS="`getconf LFS64_LIBS` $LIBS"
541         fi
542       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
543       fi
544     ;;
545
546 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
547 #
548     *linux*)
549         AC_MSG_CHECKING([for LFS support])
550         old_CPPFLAGS="$CPPFLAGS"
551         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
552        AC_TRY_RUN([
553 #include <unistd.h>
554 #include <sys/utsname.h>
555 #include <string.h>
556 #include <stdlib.h>
557 main() {
558 #if _LFS64_LARGEFILE == 1
559        struct utsname uts;
560        char *release;
561        int major, minor;
562
563        /* Ensure this is glibc 2.2 or higher */
564 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
565        int libc_major = __GLIBC__;
566        int libc_minor = __GLIBC_MINOR__;
567
568        if (libc_major < 2)
569               exit(1);
570        if (libc_minor < 2)
571               exit(1);
572 #endif
573
574        /* Ensure this is kernel 2.4 or higher */
575
576        uname(&uts);
577        release = strdup(uts.release);
578        major = atoi(strsep(&release, "."));
579        minor = atoi(strsep(&release, "."));
580
581        if (major > 2 || (major == 2 && minor > 3))
582                exit(0);
583        exit(1);
584 #else
585        exit(1);
586 #endif
587 }
588 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
589         CPPFLAGS="$old_CPPFLAGS"
590         if test x$LINUX_LFS_SUPPORT = xyes ; then
591                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
592                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
593                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
594                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
595         fi
596         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
597         ;;
598
599 #
600 # MacOS X is the *only* system that uses compose character in utf8. This
601 # is so horribly broken....
602 #
603     *darwin*)
604         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
605
606 # Add a system specific charset module.
607         default_shared_modules="$default_shared_modules charset_macosxfs"
608
609         ;;
610     *hurd*)
611         AC_MSG_CHECKING([for LFS support])
612         old_CPPFLAGS="$CPPFLAGS"
613         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
614         AC_TRY_RUN([
615 #include <unistd.h>
616 main () {
617 #if _LFS64_LARGEFILE == 1
618 exit(0);
619 #else
620 exit(1);
621 #endif
622 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
623         CPPFLAGS="$old_CPPFLAGS"
624         if test x$GLIBC_LFS_SUPPORT = xyes ; then
625           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
626                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
627           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
628         fi
629       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
630     ;;
631
632 esac
633
634 SAVE_CPPFLAGS="${CPPFLAGS}"
635 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
636
637 AC_LIBREPLACE_BROKEN_CHECKS
638 AC_LIBREPLACE_NETWORK_CHECKS
639
640 CPPFLAGS="${SAVE_CPPFLAGS}"
641
642 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
643
644 LIBREPLACE_OBJS=""
645 for obj in ${LIBREPLACEOBJ}; do
646         LIBREPLACE_OBJS="${LIBREPLACE_OBJS} ${LIBREPLACE_DIR}/${obj}"
647 done
648 AC_SUBST(LIBREPLACE_OBJS)
649
650 # add -ldl to the global LIBS
651 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
652 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
653
654
655 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
656 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
657 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
658 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
659 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
660 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
661 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
662 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
663 AC_CHECK_HEADERS(sys/sysmacros.h)
664 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
665 AC_CHECK_HEADERS(langinfo.h locale.h)
666 AC_CHECK_HEADERS(xfs/libxfs.h)
667 AC_CHECK_HEADERS(netgroup.h)
668
669 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
670 #if HAVE_RPC_RPC_H
671 #include <rpc/rpc.h>
672 #endif
673 ]])
674
675 ## These fail to compile on IRIX so just check for their presence
676 AC_CHECK_HEADERS(sys/mode.h,,,)
677
678 # Look for Darwin headers
679 old_CPPFLAGS="$CPPFLAGS"
680 CPPFLAGS="-Iinclude $CPPFLAGS"
681 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
682 CPPFLAGS="$old_CPPFLAGS"
683
684 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
685 # subdirectory of headers.
686 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
687
688 # check for linux on amd64 since valgrind is not quite there yet
689 case "$host_os" in
690         *linux*)
691                 case "$UNAME_P" in
692                         *x86_64*)
693                                 AC_DEFINE(HAVE_64BIT_LINUX,1,[Whether we are running on 64bit linux])
694                                 ;;
695                 esac
696                 ;;
697 esac
698
699
700 #
701 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
702 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
703 #
704 case "$host_os" in
705     *hpux*)
706                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
707                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
708                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
709                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
710                 fi
711         ;;
712 esac
713 AC_CHECK_HEADERS(shadow.h)
714 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
715 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
716
717 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
718 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
719
720 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
721
722 # For experimental utmp support (lastlog on some BSD-like systems)
723 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
724
725 AC_CHECK_SIZEOF(int,cross)
726 AC_CHECK_SIZEOF(long,cross)
727 AC_CHECK_SIZEOF(long long,cross)
728 AC_CHECK_SIZEOF(short,cross)
729
730 AC_C_CONST
731 AC_C_INLINE
732 AC_C_BIGENDIAN
733 AC_C_CHAR_UNSIGNED
734
735 AC_TYPE_SIGNAL
736 AC_TYPE_UID_T
737 AC_TYPE_MODE_T
738 AC_TYPE_OFF_T
739 AC_TYPE_SIZE_T
740 AC_TYPE_PID_T
741 AC_STRUCT_ST_RDEV
742 AC_DIRENT_D_OFF
743 AC_CHECK_TYPE(ssize_t, int)
744 AC_CHECK_TYPE(wchar_t, unsigned short)
745
746 ############################################
747 # for cups support we need libcups, and a handful of header files
748
749 AC_ARG_ENABLE(cups,
750 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
751
752 if test x$enable_cups != xno; then
753         AC_PATH_PROG(CUPS_CONFIG, cups-config)
754
755         if test "x$CUPS_CONFIG" != x; then
756
757                 ac_save_CFLAGS=$CFLAGS
758                 ac_save_LDFLAGS=$LDFLAGS
759                 ac_save_PRINT_LIBS=$PRINT_LIBS
760                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
761                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
762                 PRINT_LIBS="$PRINT_LIBS `$CUPS_CONFIG --libs`"
763                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
764                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
765                         x"$ac_cv_header_cups_language_h" = xyes; then
766                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
767                         samba_cv_HAVE_CUPS=yes
768                 else
769                         AC_MSG_WARN([cups-config around but cups-devel not installed])
770                         CFLAGS=$ac_save_CFLAGS
771                         LDFLAGS=$ac_save_LDFLAGS
772                         PRINT_LIBS=$ac_save_PRINT_LIBS
773                 fi
774
775         elif test x"$enable_cups" = x"yes"; then
776                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
777         fi
778 fi
779
780 AC_ARG_ENABLE(iprint,
781 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
782
783 if test x$enable_iprint != xno; then
784         if test x"$samba_cv_HAVE_CUPS" = xyes; then
785                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
786         elif test x"$enable_iprint" = x"yes"; then
787                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
788         fi
789 fi
790
791 ############################################
792 # check if the compiler will optimize out function calls
793 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
794     AC_TRY_LINK([
795 #include <stdio.h>],
796 [
797                 if (0) {
798                    this_function_does_not_exist();
799                 } else {
800                   return 1;
801                 }
802
803 ],
804         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
805 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
806    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
807 fi
808
809 #############################################
810 # check for fd passing struct via msg_control
811 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
812     AC_TRY_COMPILE([
813 #include <sys/types.h>
814 #include <stdlib.h>
815 #include <stddef.h>
816 #include <sys/socket.h>
817 #include <sys/un.h>],
818 [
819         struct msghdr msg;
820         union {
821               struct cmsghdr cm;
822               char control[CMSG_SPACE(sizeof(int))];
823         } control_un;
824         msg.msg_control = control_un.control;
825         msg.msg_controllen = sizeof(control_un.control);
826 ],
827         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
828 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
829    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
830              [If we can use msg_control for passing file descriptors])
831 fi
832
833 #############################################
834 # check for fd passing struct via msg_acctrights
835 AC_CACHE_CHECK([for fd passing via msg_acctrights],
836                 samba_cv_msghdr_msg_acctrights, [
837     AC_TRY_COMPILE([
838 #include <sys/types.h>
839 #include <stdlib.h>
840 #include <stddef.h>
841 #include <sys/socket.h>
842 #include <sys/un.h>],
843 [
844         struct msghdr msg;
845         int fd;
846         msg.msg_acctrights = (caddr_t) &fd;
847         msg.msg_acctrightslen = sizeof(fd);
848 ],
849         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
850 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
851    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
852              [If we can use msg_acctrights for passing file descriptors])
853 fi
854
855 AC_CHECK_FUNCS(dirfd)
856 if test x"$ac_cv_func_dirfd" = x"yes"; then
857         default_shared_modules="$default_shared_modules vfs_syncops"
858 fi
859
860 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
861     AC_TRY_COMPILE([
862 #include <sys/types.h>
863 #if STDC_HEADERS
864 #include <stdlib.h>
865 #include <stddef.h>
866 #endif
867 #include <signal.h>],[struct sigevent s;],
868         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
869 if test x"$samba_cv_struct_sigevent" = x"yes"; then
870    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
871    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
872         [#include <signal.h>])
873 fi
874
875 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
876     AC_TRY_COMPILE([
877 #include <sys/types.h>
878 #if STDC_HEADERS
879 #include <stdlib.h>
880 #include <stddef.h>
881 #endif
882 #if TIME_WITH_SYS_TIME
883 # include <sys/time.h>
884 # include <time.h>
885 #else
886 # if HAVE_SYS_TIME_H
887 #  include <sys/time.h>
888 # else
889 #  include <time.h>
890 # endif
891 #endif
892 ],[struct timespec ts;],
893         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
894 if test x"$samba_cv_struct_timespec" = x"yes"; then
895    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
896 fi
897
898 # and glibc has setresuid under linux but the function does
899 # nothing until kernel 2.1.44! very dumb.
900 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
901     AC_TRY_RUN([#include <errno.h>
902 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
903         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
904 if test x"$samba_cv_have_setresuid" = x"yes"; then
905     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
906 fi
907
908 # Do the same check for setresguid...
909 #
910 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
911     AC_TRY_RUN([#include <unistd.h>
912 #include <errno.h>
913 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
914         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
915 if test x"$samba_cv_have_setresgid" = x"yes"; then
916     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
917 fi
918
919 AC_FUNC_MEMCMP
920
921 ###############################################
922 # Readline included by default unless explicitly asked not to
923 test "${with_readline+set}" != "set" && with_readline=yes
924
925 # test for where we get readline() from
926 AC_MSG_CHECKING(whether to use readline)
927 AC_ARG_WITH(readline,
928 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
929 [  case "$with_readline" in
930   yes)
931     AC_MSG_RESULT(yes)
932
933     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
934     AC_CHECK_HEADERS(readline/history.h)
935
936     AC_CHECK_HEADERS(readline.h readline/readline.h,[
937       for termlib in ncurses curses termcap terminfo termlib tinfo; do
938        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
939       done
940       AC_CHECK_LIB(readline, rl_callback_handler_install,
941        [TERMLIBS="-lreadline $TERMLIBS"
942        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
943        break], [TERMLIBS=], $TERMLIBS)])
944     ;;
945   no)
946     AC_MSG_RESULT(no)
947     ;;
948   *)
949     AC_MSG_RESULT(yes)
950
951     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
952     # alternate readline path
953     _ldflags=${LDFLAGS}
954     _cppflags=${CPPFLAGS}
955
956     # Add additional search path
957     LDFLAGS="-L$with_readline/lib $LDFLAGS"
958     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
959
960     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
961     AC_CHECK_HEADERS(readline/history.h)
962
963     AC_CHECK_HEADERS(readline.h readline/readline.h,[
964       for termlib in ncurses curses termcap terminfo termlib; do
965        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
966       done
967       AC_CHECK_LIB(readline, rl_callback_handler_install,
968        [TERMLDFLAGS="-L$with_readline/lib"
969        TERMCPPFLAGS="-I$with_readline/include"
970        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
971        TERMLIBS="-lreadline $TERMLIBS"
972        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
973        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
974
975     LDFLAGS=$_ldflags
976     ;;
977   esac],
978   AC_MSG_RESULT(no)
979 )
980 AC_SUBST(TERMLIBS)
981 AC_SUBST(TERMLDFLAGS)
982
983 # The readline API changed slightly from readline3 to readline4, so
984 # code will generate warnings on one of them unless we have a few
985 # special cases.
986 AC_CHECK_LIB(readline, rl_completion_matches,
987              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
988                         [Do we have rl_completion_matches?])],
989              [],
990              [$TERMLIBS])
991
992 # not all readline libs have rl_event_hook or history_list
993 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
994 AC_CHECK_LIB(readline, history_list,
995              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
996              [],
997              [$TERMLIBS])
998
999 ###############################################
1000 # test for where we get yp_get_default_domain() from
1001 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1002 AC_CHECK_FUNCS(yp_get_default_domain)
1003
1004 # Check if we have execl, if not we need to compile smbrun.
1005 AC_CHECK_FUNCS(execl)
1006 if test x"$ac_cv_func_execl" = x"no"; then
1007     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1008 fi
1009
1010 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1011 AC_CHECK_FUNCS(strtol)
1012 AC_CHECK_FUNCS(fstat strchr chflags)
1013 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1014 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1015 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1016 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1017 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1018 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1019 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1020 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1021 AC_CHECK_FUNCS(getpwent_r)
1022 AC_CHECK_FUNCS(getdents64)
1023 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1024 AC_CHECK_FUNCS(syslog vsyslog timegm)
1025 AC_CHECK_FUNCS(setlocale nl_langinfo)
1026 AC_CHECK_FUNCS(nanosleep)
1027 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1028 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1029 AC_CHECK_HEADERS(sys/mman.h)
1030 # setbuffer, shmget, shm_open are needed for smbtorture
1031 AC_CHECK_FUNCS(shmget shm_open)
1032 AC_CHECK_FUNCS(gettext dgettext)
1033
1034 # Find a method of generating a stack trace
1035 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1036 AC_CHECK_FUNCS(backtrace_symbols)
1037 AC_CHECK_LIB(exc, trace_back_stack)
1038
1039 printf "%s" "checking for GPFS GPL libs... "
1040 save_LIBS="$LIBS"
1041 LIBS="$LIBS -lgpfs_gpl"
1042 AC_TRY_LINK([#include <gpfs_gpl.h>],
1043           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1044           samba_cv_HAVE_GPFS=yes,
1045           samba_cv_HAVE_GPFS=no)
1046 echo $samba_cv_HAVE_GPFS
1047 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1048     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1049     default_shared_modules="$default_shared_modules vfs_gpfs"
1050 fi
1051 LIBS="$save_LIBS"
1052
1053 # Note that all the libunwind symbols in the API are defined to internal
1054 # platform-specific version, so we must include libunwind.h before checking
1055 # any of them.
1056 AC_MSG_CHECKING([for libunwind])
1057 save_LIBS=$LIBS
1058
1059 UNWIND_ARCH="unknown"
1060 if test x"$UNAME_I" != x"unknown"; then
1061         UNWIND_ARCH="$UNAME_I"
1062 elif test x"$UNAME_M" != x"unknown"; then
1063         UNWIND_ARCH="$UNAME_M"
1064 elif test x"$UNAME_P" != x"unknown"; then
1065         UNWIND_ARCH="$UNAME_P"
1066 fi
1067
1068 case "$UNWIND_ARCH" in
1069         unknown)
1070                 # This probably won't link without
1071                 # the platform-specific libunwind.
1072                 LIBS="$LIBS -lunwind"
1073                 ;;
1074         i386|i586|i686)
1075                 # Add the platform-specific libunwind module.
1076                 LIBS="$LIBS -lunwind -lunwind-x86"
1077                 ;;
1078         *)
1079                 # Add the platform-specific libunwind module.
1080                 # based on uname -i, uname -m or uname -p
1081                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1082                 ;;
1083 esac
1084
1085 AC_TRY_LINK(
1086     [
1087 #ifdef HAVE_LIBUNWIND_H
1088 #include <libunwind.h>
1089 #endif
1090     ],
1091     [
1092         unw_context_t ctx; unw_cursor_t cur;
1093         char buf[256]; unw_word_t off;
1094         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1095         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1096     ],
1097     [
1098         AC_MSG_RESULT(yes)
1099         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1100
1101         # If we have libunwind, test whether we also have libunwind-ptrace
1102         # which would let us unwind arbitrary processes.
1103         save_LIBS=$LIBS
1104         AC_CHECK_HEADERS(libunwind-ptrace.h)
1105         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1106             [
1107                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1108                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1109                     [Whether libunwind-ptrace.a is available.])
1110             ],
1111             [ LIBUNWIND_PTRACE="" ])
1112
1113         LIBS=$save_LIBS
1114     ],
1115     [
1116         AC_MSG_RESULT(no)
1117         LIBS=$save_LIBS
1118     ])
1119
1120 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1121 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1122     AC_CHECK_HEADERS(sys/ptrace.h)
1123     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1124     AC_TRY_LINK(
1125             [
1126 #if HAVE_SYS_TYPES_H
1127 #include <sys/types.h>
1128 #endif
1129 #if HAVE_SYS_PTRACE_H
1130 #include <sys/ptrace.h>
1131 #endif
1132             ],
1133             [
1134                 int main(int argc, const char ** argv)
1135                 {
1136                         pid_t me = (pid_t)-1;
1137                         ptrace(PTRACE_ATTACH, me, 0, 0);
1138                         ptrace(PTRACE_DETACH, me, 0, 0);
1139                         return 0;
1140                 }
1141             ],
1142             [
1143                 AC_MSG_RESULT(yes)
1144                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1145                     [Whether the Linux ptrace(2) interface is available.])
1146             ],
1147             [
1148                 AC_MSG_RESULT(no)
1149                 LIBUNWIND_PTRACE=""
1150             ])
1151 fi
1152
1153 AC_SUBST(LIBUNWIND_PTRACE)
1154
1155 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1156 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1157 AC_CHECK_FUNCS(__getcwd _getcwd)
1158 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1159 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1160 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1161 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1162 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1163 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1164 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1165 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1166 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1167 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1168 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1169 AC_CHECK_FUNCS(prctl)
1170
1171 AC_TRY_COMPILE([
1172 #ifdef HAVE_SYS_PRCTL_H
1173 #include <sys/prctl.h>
1174 #endif
1175 ],
1176 [int i; i = prtcl(0); ],
1177 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1178
1179 #
1180 #
1181 #
1182 case "$host_os" in
1183     *linux*)
1184        # glibc <= 2.3.2 has a broken getgrouplist
1185        AC_TRY_RUN([
1186 #include <unistd.h>
1187 #include <sys/utsname.h>
1188 main() {
1189        /* glibc up to 2.3 has a broken getgrouplist */
1190 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1191        int libc_major = __GLIBC__;
1192        int libc_minor = __GLIBC_MINOR__;
1193
1194        if (libc_major < 2)
1195               exit(1);
1196        if ((libc_major == 2) && (libc_minor <= 3))
1197               exit(1);
1198 #endif
1199        exit(0);
1200 }
1201 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1202        if test x"$linux_getgrouplist_ok" = x"yes"; then
1203           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1204        fi
1205        ;;
1206     *)
1207        AC_CHECK_FUNCS(getgrouplist)
1208        ;;
1209 esac
1210
1211 #
1212 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1213 #
1214
1215 if test x$ac_cv_func_stat64 = xno ; then
1216   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1217   AC_TRY_LINK([
1218 #if defined(HAVE_UNISTD_H)
1219 #include <unistd.h>
1220 #endif
1221 #include <sys/stat.h>
1222 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1223   AC_MSG_RESULT([$ac_cv_func_stat64])
1224   if test x$ac_cv_func_stat64 = xyes ; then
1225     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1226   fi
1227 fi
1228
1229 if test x$ac_cv_func_lstat64 = xno ; then
1230   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1231   AC_TRY_LINK([
1232 #if defined(HAVE_UNISTD_H)
1233 #include <unistd.h>
1234 #endif
1235 #include <sys/stat.h>
1236 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1237   AC_MSG_RESULT([$ac_cv_func_lstat64])
1238   if test x$ac_cv_func_lstat64 = xyes ; then
1239     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1240   fi
1241 fi
1242
1243 if test x$ac_cv_func_fstat64 = xno ; then
1244   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1245   AC_TRY_LINK([
1246 #if defined(HAVE_UNISTD_H)
1247 #include <unistd.h>
1248 #endif
1249 #include <sys/stat.h>
1250 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1251   AC_MSG_RESULT([$ac_cv_func_fstat64])
1252   if test x$ac_cv_func_fstat64 = xyes ; then
1253     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1254   fi
1255 fi
1256
1257 #################################################
1258 # Check whether struct stat has timestamps with sub-second resolution.
1259 # At least IRIX and Solaris have these.
1260 #
1261 # We check that
1262 #       all of st_mtim, st_atim and st_ctim exist
1263 #       all of the members are in fact of type struct timespec
1264 #
1265 # There is some conflicting standards weirdness about whether we should use
1266 # "struct timespec" or "timespec_t". Linux doesn't have timespec_t, so we
1267 # prefer struct timespec.
1268
1269 AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_cv_stat_hires,
1270     [
1271         AC_TRY_COMPILE(
1272             [
1273 #if TIME_WITH_SYS_TIME
1274 # include <sys/time.h>
1275 # include <time.h>
1276 #else
1277 # if HAVE_SYS_TIME_H
1278 #  include <sys/time.h>
1279 # else
1280 #  include <time.h>
1281 # endif
1282 #endif
1283 #ifdef HAVE_SYS_STAT_H
1284 #include <sys/stat.h>
1285 #endif
1286             ],
1287             [
1288                 struct timespec t;
1289                 struct stat s = {0};
1290                 t.tv_sec = s.st_mtim.tv_sec;
1291                 t.tv_nsec = s.st_mtim.tv_nsec;
1292                 t.tv_sec = s.st_ctim.tv_sec;
1293                 t.tv_nsec = s.st_ctim.tv_nsec;
1294                 t.tv_sec = s.st_atim.tv_sec;
1295                 t.tv_nsec = s.st_atim.tv_nsec;
1296             ],
1297             samba_cv_stat_hires=yes, samba_cv_stat_hires=no)
1298     ])
1299
1300 if test x"$samba_cv_stat_hires" = x"yes" ; then
1301     AC_DEFINE(HAVE_STAT_ST_MTIM, 1, [whether struct stat contains st_mtim])
1302     AC_DEFINE(HAVE_STAT_ST_ATIM, 1, [whether struct stat contains st_atim])
1303     AC_DEFINE(HAVE_STAT_ST_CTIM, 1, [whether struct stat contains st_ctim])
1304     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1305             [whether struct stat has sub-second timestamps])
1306 fi
1307
1308 AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec], samba_cv_stat_hires_notimespec,
1309     [
1310         AC_TRY_COMPILE(
1311             [
1312 #if TIME_WITH_SYS_TIME
1313 # include <sys/time.h>
1314 # include <time.h>
1315 #else
1316 # if HAVE_SYS_TIME_H
1317 #  include <sys/time.h>
1318 # else
1319 #  include <time.h>
1320 # endif
1321 #endif
1322 #ifdef HAVE_SYS_STAT_H
1323 #include <sys/stat.h>
1324 #endif
1325             ],
1326             [
1327                 struct timespec t;
1328                 struct stat s = {0};
1329                 t.tv_sec = s.st_mtime;
1330                 t.tv_nsec = s.st_mtimensec;
1331                 t.tv_sec = s.st_ctime;
1332                 t.tv_nsec = s.st_ctimensec;
1333                 t.tv_sec = s.st_atime;
1334                 t.tv_nsec = s.st_atimensec;
1335             ],
1336             samba_cv_stat_hires=yes, samba_cv_stat_hires=no)
1337     ])
1338
1339 if test x"$samba_cv_stat_hires_notimespec" = x"yes" ; then
1340     AC_DEFINE(HAVE_STAT_ST_MTIMENSEC, 1, [whether struct stat contains st_mtimensec])
1341     AC_DEFINE(HAVE_STAT_ST_ATIMENSEC, 1, [whether struct stat contains st_atimensec])
1342     AC_DEFINE(HAVE_STAT_ST_CTIMENSEC, 1, [whether struct stat contains st_ctimensec])
1343     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1344             [whether struct stat has sub-second timestamps without struct timespec])
1345 fi
1346
1347 AC_CACHE_CHECK([whether struct stat has st_birthtimespec], samba_cv_stat_st_birthtimespec,
1348     [
1349         AC_TRY_COMPILE(
1350             [
1351 #if TIME_WITH_SYS_TIME
1352 # include <sys/time.h>
1353 # include <time.h>
1354 #else
1355 # if HAVE_SYS_TIME_H
1356 #  include <sys/time.h>
1357 # else
1358 #  include <time.h>
1359 # endif
1360 #endif
1361 #ifdef HAVE_SYS_STAT_H
1362 #include <sys/stat.h>
1363 #endif
1364             ],
1365             [
1366                 struct timespec t;
1367                 struct stat s = {0};
1368                 t = s.st_birthtimespec;
1369             ],
1370             samba_cv_stat_st_birthtimespec=yes, samba_cv_stat_birthtimespec=no)
1371     ])
1372
1373 if test x"$samba_cv_stat_st_birthtimespec" = x"yes" ; then
1374     AC_DEFINE(HAVE_STAT_ST_BIRTHTIMESPEC, 1, [whether struct stat contains st_birthtimespec])
1375 fi
1376
1377 AC_CACHE_CHECK([whether struct stat has st_birthtimensec], samba_cv_stat_st_birthtimensec,
1378     [
1379         AC_TRY_COMPILE(
1380             [
1381 #if TIME_WITH_SYS_TIME
1382 # include <sys/time.h>
1383 # include <time.h>
1384 #else
1385 # if HAVE_SYS_TIME_H
1386 #  include <sys/time.h>
1387 # else
1388 #  include <time.h>
1389 # endif
1390 #endif
1391 #ifdef HAVE_SYS_STAT_H
1392 #include <sys/stat.h>
1393 #endif
1394             ],
1395             [
1396                 struct timespec t;
1397                 struct stat s = {0};
1398                 t.tv_nsec = s.st_birthtimensec;
1399             ],
1400             samba_cv_stat_st_birthtimensec=yes, samba_cv_stat_birthtimensec=no)
1401     ])
1402
1403 if test x"$samba_cv_stat_st_birthtimensec" = x"yes" ; then
1404     AC_DEFINE(HAVE_STAT_ST_BIRTHTIMENSEC, 1, [whether struct stat contains st_birthtimensec])
1405 fi
1406
1407 AC_CACHE_CHECK([whether struct stat has st_birthtime], samba_cv_stat_st_birthtime,
1408     [
1409         AC_TRY_COMPILE(
1410             [
1411 #if TIME_WITH_SYS_TIME
1412 # include <sys/time.h>
1413 # include <time.h>
1414 #else
1415 # if HAVE_SYS_TIME_H
1416 #  include <sys/time.h>
1417 # else
1418 #  include <time.h>
1419 # endif
1420 #endif
1421 #ifdef HAVE_SYS_STAT_H
1422 #include <sys/stat.h>
1423 #endif
1424             ],
1425             [
1426                 struct time_t t;
1427                 struct stat s = {0};
1428                 t = s.st_birthtime;
1429             ],
1430             samba_cv_stat_st_birthtime=yes, samba_cv_stat_birthtime=no)
1431     ])
1432
1433 if test x"$samba_cv_stat_st_birthtime" = x"yes" ; then
1434     AC_DEFINE(HAVE_STAT_ST_BIRTHTIME, 1, [whether struct stat contains st_birthtime])
1435 fi
1436
1437 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1438     [
1439         AC_TRY_COMPILE(
1440             [#include <sys/stat.h>],
1441             [
1442                 int a = UF_DOS_ARCHIVE;
1443                 int h = UF_DOS_HIDDEN;
1444                 int r = UF_DOS_RO;
1445                 int s = UF_DOS_SYSTEM;
1446                 int i = UF_DOS_NOINDEX;
1447                 int f = UF_DOS_FLAGS;
1448             ],
1449             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1450     ])
1451
1452 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1453     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1454 fi
1455
1456 #####################################
1457 # needed for SRV lookups
1458 AC_CHECK_LIB(resolv, dn_expand)
1459 AC_CHECK_LIB(resolv, _dn_expand)
1460 AC_CHECK_LIB(resolv, __dn_expand)
1461
1462 #
1463 # Check for the functions putprpwnam, set_auth_parameters,
1464 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1465 # Needed for OSF1 and HPUX.
1466 #
1467
1468 AC_LIBTESTFUNC(security, putprpwnam)
1469 AC_LIBTESTFUNC(sec, putprpwnam)
1470
1471 AC_LIBTESTFUNC(security, set_auth_parameters)
1472 AC_LIBTESTFUNC(sec, set_auth_parameters)
1473
1474 # UnixWare 7.x has its getspnam in -lgen
1475 AC_LIBTESTFUNC(gen, getspnam)
1476
1477 AC_LIBTESTFUNC(security, getspnam)
1478 AC_LIBTESTFUNC(sec, getspnam)
1479
1480 AC_LIBTESTFUNC(security, bigcrypt)
1481 AC_LIBTESTFUNC(sec, bigcrypt)
1482
1483 AC_LIBTESTFUNC(security, getprpwnam)
1484 AC_LIBTESTFUNC(sec, getprpwnam)
1485
1486 AC_CHECK_FUNCS(strsignal)
1487
1488 ############################################
1489 # Check if we have libattr
1490 case "$host_os" in
1491   *osf*)
1492         AC_SEARCH_LIBS(getproplist, [proplist])
1493         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1494         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1495         AC_CHECK_FUNCS(sizeof_proplist_entry)
1496   ;;
1497   *)
1498         AC_SEARCH_LIBS(getxattr, [attr])
1499         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1500         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1501         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1502         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1503         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1504         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1505         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1506   ;;
1507 esac
1508
1509 ########################################################
1510 # Check if attropen() is present if this is Solaris
1511 case "$host_os" in
1512   *solaris*)
1513         AC_CHECK_FUNCS(attropen)
1514   ;;
1515 esac
1516
1517 ########################################################
1518 # Do xattr functions take additional options like on Darwin?
1519 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1520         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1521                 old_LIBS=$LIBS
1522                 LIBS="$LIBS $ACL_LIBS"
1523                 AC_TRY_COMPILE([
1524                         #include <sys/types.h>
1525                         #if HAVE_ATTR_XATTR_H
1526                         #include <attr/xattr.h>
1527                         #elif HAVE_SYS_XATTR_H
1528                         #include <sys/xattr.h>
1529                         #endif
1530                 ],[
1531                         getxattr(0, 0, 0, 0, 0, 0);
1532                 ],
1533                 [smb_attr_cv_xattr_add_opt=yes],
1534                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1535         ])
1536         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1537                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1538         fi
1539 fi
1540
1541 # Check if we have extattr
1542 case "$host_os" in
1543   *freebsd4* | *dragonfly* )
1544     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1545     ;;
1546   *)
1547     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1548     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1549     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1550     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1551     ;;
1552 esac
1553
1554 AC_DISABLE_STATIC
1555 AC_ENABLE_SHARED
1556
1557 # Set defaults
1558 PIE_CFLAGS=""
1559 PIE_LDFLAGS=""
1560 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1561
1562 if test "x$enable_pie" != xno
1563 then
1564         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1565         [
1566                 cat > conftest.c <<EOF
1567 int foo;
1568 main () { return 0;}
1569 EOF
1570                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1571                 then
1572                         samba_cv_fpie=yes
1573                 else
1574                         samba_cv_fpie=no
1575                 fi
1576                 rm -f conftest*
1577         ])
1578         if test x"${samba_cv_fpie}" = x"yes"
1579         then
1580                 PIE_CFLAGS="-fPIE"
1581                 PIE_LDFLAGS="-pie"
1582         fi
1583 fi
1584
1585 # Set defaults
1586 RELRO_LDFLAGS=""
1587 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1588
1589 if test "x$enable_relro" != xno
1590 then
1591         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1592         [
1593                 cat > conftest.c <<EOF
1594 int foo;
1595 main () { return 0;}
1596 EOF
1597                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1598                 then
1599                         samba_cv_relro=yes
1600                 else
1601                         samba_cv_relro=no
1602                 fi
1603                 rm -f conftest*
1604         ])
1605         if test x"${samba_cv_relro}" = x"yes"
1606         then
1607                 RELRO_LDFLAGS="-Wl,-z,relro"
1608         fi
1609 fi
1610
1611 # Set defaults
1612 SYMSEXT="syms"
1613 AC_SUBST(SYMSEXT)
1614
1615 # Assume non-shared by default and override below
1616 BLDSHARED="false"
1617
1618 # these are the defaults, good for lots of systems
1619 HOST_OS="$host_os"
1620 LDSHFLAGS="-shared"
1621 MODULE_EXPORTS=""
1622 SONAMEFLAG="#"
1623 SHLD="\${CC} \${CFLAGS}"
1624 PICFLAG="${PIE_CFLAGS}"
1625 SHLIBEXT="so"
1626 DSO_EXPORTS=""
1627
1628 # this bit needs to be modified for each OS that supports share libs
1629 # You need to specify how to create a shared library and
1630   # how to compile C code to produce PIC object files
1631
1632   AC_MSG_CHECKING([ability to build shared libraries])
1633
1634   # and these are for particular systems
1635   case "$host_os" in
1636                 *linux*)   AC_DEFINE(LINUX,1,[Whether the host os is linux])
1637                         BLDSHARED="true"
1638                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1639                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1640                         else
1641                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1642                         fi
1643                         DYNEXP="-Wl,--export-dynamic"
1644                         PICFLAG="-fPIC"
1645                         SONAMEFLAG="-Wl,-soname="
1646                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1647                         ;;
1648                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1649                         BLDSHARED="true"
1650                         LDSHFLAGS="-G"
1651                         SONAMEFLAG="-h "
1652                         if test "${GCC}" = "yes"; then
1653                                 PICFLAG="-fPIC"
1654                                 SONAMEFLAG="-Wl,-soname="
1655                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1656                                         DYNEXP="-Wl,-E"
1657                                 fi
1658                         else
1659                                 PICFLAG="-KPIC"
1660                                 ## ${CFLAGS} added for building 64-bit shared
1661                                 ## libs using Sun's Compiler
1662                                 LDSHFLAGS="-G \${CFLAGS}"
1663                         fi
1664                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1665                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1666                         ;;
1667                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1668                         BLDSHARED="true"
1669                         LDSHFLAGS="-G"
1670                         SONAMEFLAG="-Wl,-h,"
1671                         PICFLAG="-KPIC"   # Is this correct for SunOS
1672                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1673                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1674                         ;;
1675                 *netbsd* | *freebsd* | *dragonfly* )
1676                         BLDSHARED="true"
1677                         LDSHFLAGS="-shared"
1678                         DYNEXP="-Wl,--export-dynamic"
1679                         SONAMEFLAG="-Wl,-soname,"
1680                         PICFLAG="-fPIC -DPIC"
1681                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1682                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1683                         ;;
1684                 *openbsd*)  BLDSHARED="true"
1685                         LDSHFLAGS="-shared"
1686                         DYNEXP="-Wl,-Bdynamic"
1687                         SONAMEFLAG="-Wl,-soname,"
1688                         PICFLAG="-fPIC"
1689                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1690                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1691                         ;;
1692                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1693                         case "$host_os" in
1694                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1695                         ;;
1696                         esac
1697                         BLDSHARED="true"
1698                         LDSHFLAGS="-set_version sgi1.0 -shared"
1699                         SONAMEFLAG="-soname "
1700                         SHLD="\${LD}"
1701                         if test "${GCC}" = "yes"; then
1702                                 PICFLAG="-fPIC"
1703                         else
1704                                 PICFLAG="-KPIC"
1705                         fi
1706                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1707                         ;;
1708                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1709                         BLDSHARED="true"
1710                         # use expfull to export underscored symbols
1711                         # add rtl to remove /lib/crt0.o warning
1712                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1713                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1714                         PICFLAG="-O2"
1715                         # as AIX code is always position independent...
1716                         # .po will just create compile warnings, use po.o:
1717                         if test "${GCC}" != "yes"; then
1718                                 ## for funky AIX compiler using strncpy()
1719                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1720                         fi
1721
1722                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1723                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1724                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1725                         ;;
1726                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1727                         # Use special PIC flags for the native HP-UX compiler.
1728                                 BLDSHARED="true"
1729                                 SHLD="cc"
1730                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1731                                 SONAMEFLAG="-Wl,+h "
1732                                 PICFLAG="+z"
1733                         if test "${GCC}" = "yes"; then
1734                                 PICFLAG="-fPIC"
1735                         else
1736                                 PICFLAG="+z +ESnolit"
1737                         fi
1738                         if test "$host_cpu" = "ia64"; then
1739                                 SHLIBEXT="so"
1740                               PICFLAG="+z"
1741                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1742                         else
1743                                 SHLIBEXT="sl"
1744                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1745                         fi
1746                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1747                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1748                         ;;
1749                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1750                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1751                         ;;
1752                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1753                         BLDSHARED="true"
1754                         LDSHFLAGS="-shared"
1755                         SONAMEFLAG="-Wl,-soname,"
1756                         PICFLAG="-fPIC"
1757                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1758                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1759                         ;;
1760                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1761                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1762                         ;;
1763                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1764                         BLDSHARED="true"
1765                         LDSHFLAGS="-shared"
1766                         SONAMEFLAG="-Wl,-soname,"
1767                         PICFLAG="-KPIC"
1768                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1769                         ;;
1770                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1771                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1772                         ;;
1773                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1774                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1775                         ;;
1776                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1777                         case "$host" in
1778                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1779                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1780                                         fi
1781                                         LDSHFLAGS="-G"
1782                                         DYNEXP="-Bexport"
1783                                 ;;
1784                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1785                         esac
1786                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1787                         ;;
1788
1789                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1790                         if [ test "$GCC" != yes ]; then
1791                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1792                         fi
1793                         LDSHFLAGS="-G"
1794                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1795                         ;;
1796                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1797                         BLDSHARED="false"
1798                         LDSHFLAGS=""
1799                         ;;
1800
1801                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1802                         BLDSHARED="true"
1803                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1804                         CFLAGS="$CFLAGS -fno-common"
1805                         SHLD="\${CC}"
1806                         SHLIBEXT="dylib"
1807                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1808                         SHLIBEXT="dylib"
1809                         # Since gcc doesn't fail on unrecognised options, the
1810                         # PIE test incorrectly succeeds. Darwin gcc does not
1811                         # actually support the PIE stuff.
1812                         PIE_LDFLAGS=
1813                         PIE_CFLAGS=
1814                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1815                         ;;
1816
1817                 *)
1818                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1819                         ;;
1820   esac
1821
1822 if test "$enable_shared" != "yes"; then
1823         BLDSHARED=false
1824 fi
1825
1826 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1827         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1828 fi
1829
1830 if test x"$BLDSHARED" = x"true" ; then
1831         LDFLAGS="$LDFLAGS -L./bin"
1832 fi
1833
1834 AC_MSG_RESULT($BLDSHARED)
1835
1836 AC_MSG_CHECKING([LDFLAGS])
1837 AC_MSG_RESULT([$LDFLAGS])
1838 AC_MSG_CHECKING([DYNEXP])
1839 AC_MSG_RESULT([$DYNEXP])
1840
1841 #######################################################
1842 # test whether building a shared library actually works
1843 if test $BLDSHARED = true; then
1844
1845 AC_MSG_CHECKING([SHLD])
1846 AC_MSG_RESULT([$SHLD])
1847 AC_MSG_CHECKING([LDSHFLAGS])
1848 AC_MSG_RESULT([$LDSHFLAGS])
1849
1850 AC_MSG_CHECKING([SHLIBEXT])
1851 AC_MSG_RESULT([$SHLIBEXT])
1852 AC_MSG_CHECKING([SONAMEFLAG])
1853 AC_MSG_RESULT([$SONAMEFLAG])
1854
1855 AC_MSG_CHECKING([PICFLAG])
1856 AC_MSG_RESULT([$PICFLAG])
1857
1858 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1859 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1860
1861 AC_CACHE_CHECK([whether building shared libraries actually works],
1862                [ac_cv_shlib_works],[
1863    # try building a trivial shared library
1864    ac_cv_shlib_works=no
1865    # The $SHLD and $LDSHFLAGS variables may contain references to other
1866    # variables so they need to be eval'ed.
1867    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1868         shlib.o ${srcdir-.}/tests/shlib.c && \
1869    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1870         shlib.o && ac_cv_shlib_works=yes
1871    rm -f "shlib.$SHLIBEXT" shlib.o
1872
1873 ])
1874 if test $ac_cv_shlib_works = no; then
1875    BLDSHARED=false
1876 fi
1877 fi
1878
1879 if test x"$BLDSHARED" != x"true"; then
1880         LDSHFLAGS="shared-libraries-disabled"
1881         SONAMEFLAG="shared-libraries-disabled"
1882         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1883         SHLD="shared-libraries-disabled"
1884         PICFLAG="${PIE_CFLAGS}"
1885         SHLIBEXT="shared_libraries_disabled"
1886 fi
1887
1888 AC_MSG_CHECKING([used PICFLAG])
1889 AC_MSG_RESULT([$PICFLAG])
1890
1891 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1892
1893 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1894
1895 ################
1896
1897 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1898 AC_TRY_RUN([#include <stdio.h>
1899 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1900 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1901 if test x"$samba_cv_have_longlong" = x"yes"; then
1902     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1903     AC_CHECK_TYPE(intptr_t, unsigned long long)
1904 else
1905     AC_CHECK_TYPE(intptr_t, unsigned long)
1906 fi
1907
1908 #
1909 # Check if the compiler supports the LL prefix on long long integers.
1910 # AIX needs this.
1911
1912 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1913     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1914         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1915 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1916    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1917 fi
1918
1919
1920 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1921 AC_TRY_RUN([#include <time.h>
1922 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1923 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1924 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1925     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1926 fi
1927
1928 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1929 AC_TRY_RUN([#include <stdio.h>
1930 #include <sys/stat.h>
1931 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1932 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1933 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1934     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1935 fi
1936
1937 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1938 AC_TRY_RUN([
1939 #if defined(HAVE_UNISTD_H)
1940 #include <unistd.h>
1941 #endif
1942 #include <stdio.h>
1943 #include <sys/stat.h>
1944 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1945 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1946 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1947     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1948 fi
1949
1950 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1951 AC_TRY_RUN([
1952 #if defined(HAVE_UNISTD_H)
1953 #include <unistd.h>
1954 #endif
1955 #include <stdio.h>
1956 #include <sys/stat.h>
1957 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1958 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1959 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1960     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1961 fi
1962
1963 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1964 AC_TRY_RUN([
1965 #if defined(HAVE_UNISTD_H)
1966 #include <unistd.h>
1967 #endif
1968 #include <stdio.h>
1969 #include <sys/stat.h>
1970 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1971 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1972 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1973     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1974 fi
1975
1976 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1977 AC_TRY_RUN([
1978 #if defined(HAVE_UNISTD_H)
1979 #include <unistd.h>
1980 #endif
1981 #include <stdio.h>
1982 #include <sys/stat.h>
1983 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1984 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1985 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1986     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1987 fi
1988
1989 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1990 AC_TRY_RUN([
1991 #if defined(HAVE_UNISTD_H)
1992 #include <unistd.h>
1993 #endif
1994 #include <stdio.h>
1995 #include <sys/stat.h>
1996 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1997 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1998 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1999     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
2000 fi
2001
2002 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
2003 AC_TRY_COMPILE([
2004 #if defined(HAVE_UNISTD_H)
2005 #include <unistd.h>
2006 #endif
2007 #include <sys/types.h>
2008 #include <dirent.h>],
2009 [DIR64 de;],
2010 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2011 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2012     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2013 fi
2014
2015 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2016 AC_TRY_COMPILE([
2017 #if defined(HAVE_UNISTD_H)
2018 #include <unistd.h>
2019 #endif
2020 #include <sys/types.h>
2021 #include <dirent.h>],
2022 [struct dirent64 de;],
2023 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2024 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2025     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2026 fi
2027
2028 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2029 AC_TRY_RUN([
2030 #if defined(HAVE_UNISTD_H)
2031 #include <unistd.h>
2032 #endif
2033 #include <sys/types.h>
2034 main() { dev_t dev; int i = major(dev); return 0; }],
2035 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2036 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2037     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2038 fi
2039
2040 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2041 AC_TRY_RUN([
2042 #if defined(HAVE_UNISTD_H)
2043 #include <unistd.h>
2044 #endif
2045 #include <sys/types.h>
2046 main() { dev_t dev; int i = minor(dev); return 0; }],
2047 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2048 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2049     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2050 fi
2051
2052 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2053 AC_TRY_RUN([
2054 #if defined(HAVE_UNISTD_H)
2055 #include <unistd.h>
2056 #endif
2057 #include <sys/types.h>
2058 main() { dev_t dev = makedev(1,2); return 0; }],
2059 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2060 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2061     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2062 fi
2063
2064 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2065 AC_TRY_RUN([#include <stdio.h>
2066 main() { char c; c=250; exit((c > 0)?0:1); }],
2067 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2068 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2069     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2070 fi
2071
2072 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2073 AC_TRY_COMPILE([#include <sys/types.h>
2074 #include <dirent.h>
2075 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2076 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2077 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2078     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2079 fi
2080
2081 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2082 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2083 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2084 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2085     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2086 fi
2087
2088 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2089 AC_TRY_LINK([
2090 #include <sys/time.h>
2091 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2092            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2093            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2094 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2095     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2096 fi
2097
2098 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2099
2100     # On some systems (eg. Linux) librt can pull in libpthread. We
2101     # don't want this to happen because libpthreads changes signal delivery
2102     # semantics in ways we are not prepared for. This breaks Linux oplocks
2103     # which rely on signals.
2104
2105     AC_LIBTESTFUNC(rt, clock_gettime,
2106             [
2107                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2108                                 [Whether clock_gettime is available])
2109                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2110                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2111                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2112                         ])
2113
2114 fi
2115
2116 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2117 AC_TRY_RUN([#include <sys/types.h>
2118 #include <dirent.h>
2119 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2120 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2121 di->d_name[0] == 0) exit(0); exit(1);} ],
2122 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2123 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2124     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2125 fi
2126
2127 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2128 AC_TRY_COMPILE([#include <sys/types.h>
2129 #include <utime.h>],
2130 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2131 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2132 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2133     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2134 fi
2135
2136 ##############
2137 # Check utmp details, but only if our OS offers utmp.h
2138 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2139 dnl  utmp and utmpx come in many flavours
2140 dnl  We need to check for many of them
2141 dnl  But we don't need to do each and every one, because our code uses
2142 dnl  mostly just the utmp (not utmpx) fields.
2143
2144 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2145
2146 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2147 AC_TRY_COMPILE([#include <sys/types.h>
2148 #include <utmp.h>],
2149 [struct utmp ut;  ut.ut_name[0] = 'a';],
2150 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2151 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2152     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2153 fi
2154
2155 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2156 AC_TRY_COMPILE([#include <sys/types.h>
2157 #include <utmp.h>],
2158 [struct utmp ut;  ut.ut_user[0] = 'a';],
2159 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2160 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2161     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2162 fi
2163
2164 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2165 AC_TRY_COMPILE([#include <sys/types.h>
2166 #include <utmp.h>],
2167 [struct utmp ut;  ut.ut_id[0] = 'a';],
2168 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2169 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2170     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2171 fi
2172
2173 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2174 AC_TRY_COMPILE([#include <sys/types.h>
2175 #include <utmp.h>],
2176 [struct utmp ut;  ut.ut_host[0] = 'a';],
2177 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2178 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2179     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2180 fi
2181
2182 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2183 AC_TRY_COMPILE([#include <sys/types.h>
2184 #include <utmp.h>],
2185 [struct utmp ut;  time_t t; ut.ut_time = t;],
2186 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2187 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2188     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2189 fi
2190
2191 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2192 AC_TRY_COMPILE([#include <sys/types.h>
2193 #include <utmp.h>],
2194 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2195 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2196 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2197     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2198 fi
2199
2200 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2201 AC_TRY_COMPILE([#include <sys/types.h>
2202 #include <utmp.h>],
2203 [struct utmp ut;  ut.ut_type = 0;],
2204 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2205 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2206     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2207 fi
2208
2209 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2210 AC_TRY_COMPILE([#include <sys/types.h>
2211 #include <utmp.h>],
2212 [struct utmp ut;  ut.ut_pid = 0;],
2213 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2214 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2215     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2216 fi
2217
2218 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2219 AC_TRY_COMPILE([#include <sys/types.h>
2220 #include <utmp.h>],
2221 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2222 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2223 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2224     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2225 fi
2226
2227 dnl Look for the IPv6 varient by preference. Many systems have both.
2228 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2229 AC_TRY_COMPILE([#include <sys/types.h>
2230 #include <utmp.h>],
2231 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2232 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2233 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2234     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2235 fi
2236
2237 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2238 AC_TRY_COMPILE([#include <sys/types.h>
2239 #include <utmp.h>],
2240 [struct utmp ut;  ut.ut_addr = 0;],
2241 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2242 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2243     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2244 fi
2245
2246 if test x$ac_cv_func_pututline = xyes ; then
2247   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2248   AC_TRY_COMPILE([#include <sys/types.h>
2249 #include <utmp.h>],
2250   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2251   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2252   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2253       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2254   fi
2255 fi
2256
2257 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2258 AC_TRY_COMPILE([#include <sys/types.h>
2259 #include <utmpx.h>],
2260 [struct utmpx ux;  ux.ut_syslen = 0;],
2261 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2262 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2263     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2264 fi
2265
2266 fi
2267 # end utmp details
2268
2269
2270 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2271 AC_ARG_WITH(libiconv,
2272 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2273 [
2274   if test "$withval" = "no" ; then
2275     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2276   else
2277      if test "$withval" != "yes" ; then
2278         ICONV_PATH_SPEC=yes
2279         ICONV_LOOK_DIRS="$withval"
2280      fi
2281   fi
2282 ])
2283
2284 for i in $ICONV_LOOK_DIRS ; do
2285
2286     save_LIBS="$LIBS"
2287     save_LDFLAGS="$LDFLAGS"
2288     save_CPPFLAGS="$CPPFLAGS"
2289
2290     iconv_current_LIBS=""
2291     iconv_current_LDFLAGS=""
2292     iconv_current_CPPFLAGS=""
2293
2294     ICONV_FOUND="no"
2295     unset libext
2296
2297     #  This is here to handle -withval stuff for --with-libiconv
2298     #  Perhaps we should always add a -L
2299     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2300
2301     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2302     # installation paths. This gets a little tricky since we might have iconv
2303     # in both libiconv and in libc. In this case the jm_ICONV test will always
2304     # succeed when the header is found. To counter this, make sure the
2305     # library directory is there and check the ABI directory first (which
2306     # should be harmless on other systems, but causes tons of linker warnings on
2307     # 64bit Ubuntu systems).
2308     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2309     # installed, I've decided to fix the linker warnings.
2310     # -- Kai
2311     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2312     for l in "lib" "lib32" "lib/hpux32"; do
2313         if test -d "$i/$l" ; then
2314                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2315                 LIBS=
2316                 export LDFLAGS LIBS CPPFLAGS
2317                 # Try to find iconv(3)
2318                 jm_ICONV($i/$l)
2319                 if test x"$ICONV_FOUND" = "xyes" ; then
2320                     libext="$l"
2321                     break
2322                 fi
2323         fi
2324     done
2325
2326     if test x"$ICONV_FOUND" = "xyes" ; then
2327         iconv_current_LDFLAGS="-L$i/$libext"
2328         iconv_current_CPPFLAGS="-I$i/include"
2329
2330         if test x"$jm_cv_lib_iconv" != x; then
2331             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2332         else
2333             # We found iconv in libc.
2334             iconv_current_LIBS=""
2335         fi
2336
2337     fi
2338
2339     if test x"$ICONV_FOUND" = "xyes" ; then
2340
2341         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2342         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2343         LIBS="$save_LIBS $iconv_current_LIBS"
2344         export LDFLAGS LIBS CPPFLAGS
2345
2346         default_dos_charset=no
2347         default_display_charset=no
2348         default_unix_charset=no
2349
2350         # check for default dos charset name
2351         for j in CP850 IBM850 ; do
2352             rjs_CHARSET($j)
2353             default_dos_charset="$ICONV_CHARSET"
2354             if test x"$default_dos_charset" = x"$j"; then
2355                 break
2356             fi
2357         done
2358
2359         # check for default display charset name
2360         for j in ASCII 646 ; do
2361             rjs_CHARSET($j)
2362             default_display_charset="$ICONV_CHARSET"
2363             if test x"$default_display_charset" = x"$j"; then
2364                 break
2365             fi
2366         done
2367
2368         # check for default unix charset name
2369         for j in UTF-8 UTF8 ; do
2370             rjs_CHARSET($j)
2371             default_unix_charset="$ICONV_CHARSET"
2372             if test x"$default_unix_charset" = x"$j"; then
2373                 break
2374             fi
2375         done
2376
2377         if test "$default_dos_charset" != "no" -a \
2378                 "$default_dos_charset" != "cross" -a \
2379                 "$default_display_charset" != "no" -a \
2380                 "$default_display_charset" != "cross" -a \
2381                 "$default_unix_charset" != "no" -a \
2382                 "$default_unix_charset" != "cross"
2383         then
2384                 samba_cv_HAVE_NATIVE_ICONV=yes
2385         else
2386             if test "$default_dos_charset" = "cross" -o \
2387                      "$default_display_charset" = "cross" -o \
2388                      "$default_unix_charset" = "cross"
2389             then
2390                     samba_cv_HAVE_NATIVE_ICONV=cross
2391             else
2392                     samba_cv_HAVE_NATIVE_ICONV=no
2393             fi
2394         fi
2395
2396         # At this point, we have a libiconv candidate. We know that
2397         # we have the right headers and libraries, but we don't know
2398         # whether it does the conversions we want. We can't test this
2399         # because we are cross-compiling. This is not necessarily a big
2400         # deal, since we can't guarantee that the results we get now will
2401         # match the results we get at runtime anyway.
2402         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2403             default_dos_charset="CP850"
2404             default_display_charset="ASCII"
2405             default_unix_charset="UTF-8"
2406             samba_cv_HAVE_NATIVE_ICONV=yes
2407             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2408             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2409         fi
2410
2411         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2412
2413             CPPFLAGS=$save_CPPFLAGS
2414             LDFLAGS=$save_LDFLAGS
2415             LIBS=$save_LIBS
2416
2417             if test x"$iconv_current_LIBS" != x; then
2418                 LIBS="$LIBS $iconv_current_LIBS"
2419             fi
2420
2421             # Add the flags we need to CPPFLAGS and LDFLAGS
2422             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2423             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2424
2425             # Turn the #defines into string literals
2426             default_dos_charset="\"$default_dos_charset\""
2427             default_display_charset="\"$default_display_charset\""
2428             default_unix_charset="\"$default_unix_charset\""
2429
2430             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2431             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2432             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2433             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2434
2435            break
2436         fi
2437
2438     # We didn't find a working iconv, so keep going
2439     fi
2440
2441     #  We only need to clean these up here for the next pass through the loop
2442     CPPFLAGS=$save_CPPFLAGS
2443     LDFLAGS=$save_LDFLAGS
2444     LIBS=$save_LIBS
2445     export LDFLAGS LIBS CPPFLAGS
2446 done
2447 unset libext
2448
2449
2450 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2451     AC_MSG_WARN([Sufficient support for iconv function was not found.
2452     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2453    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2454    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2455    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2456 fi
2457
2458
2459 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2460 AC_TRY_RUN([
2461 #include <sys/types.h>
2462 #include <fcntl.h>
2463 #ifndef F_GETLEASE
2464 #define F_GETLEASE      1025
2465 #endif
2466 main() {
2467        int fd = open("/dev/null", O_RDONLY);
2468        return fcntl(fd, F_GETLEASE, 0) == -1;
2469 }
2470 ],
2471 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2472 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2473     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2474 fi
2475
2476 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2477 AC_TRY_RUN([
2478 #include <sys/types.h>
2479 #include <fcntl.h>
2480 #include <signal.h>
2481 #ifndef F_NOTIFY
2482 #define F_NOTIFY 1026
2483 #endif
2484 main() {
2485         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2486 }
2487 ],
2488 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2489 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2490     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2491 fi
2492
2493 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2494 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2495 AC_CHECK_FUNCS(inotify_init)
2496 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2497 ],
2498 samba_cv_HAVE_INOTIFY=yes,
2499 samba_cv_HAVE_INOTIFY=no,
2500 samba_cv_HAVE_INOTIFY=cross)
2501
2502 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2503     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2504 fi
2505
2506 #################################################
2507 # Check if FAM notifications are available. For FAM info, see
2508 #       http://oss.sgi.com/projects/fam/
2509 #       http://savannah.nongnu.org/projects/fam/
2510 AC_ARG_ENABLE(fam,
2511 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2512
2513 if test x$enable_fam != xno; then
2514     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2515     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2516         # On IRIX, libfam requires libC, but other FAM implementations
2517         # might not need it.
2518         AC_CHECK_LIB(fam, FAMOpen2,
2519             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2520             [samba_cv_HAVE_LIBFAM=no])
2521
2522         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2523             samba_fam_xtra=-lC
2524             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2525                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2526                 [samba_cv_HAVE_LIBFAM=no])
2527             unset samba_fam_xtra
2528         fi
2529     fi
2530
2531     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2532         default_shared_modules="$default_shared_modules vfs_notify_fam"
2533         AC_TRY_COMPILE([#include <fam.h>],
2534                     [FAMCodes code = FAMChanged;],
2535                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2536                         [Whether fam.h contains a typedef for enum FAMCodes]),
2537                     [])
2538     fi
2539
2540     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2541         AC_MSG_ERROR(FAM support requested but FAM library not available )
2542     fi
2543 fi
2544
2545 AC_SUBST(SMB_FAM_LIBS)
2546
2547 #################################################
2548 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2549
2550 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2551
2552 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2553 # Theoretically it should work with AIX JFS2 too but this needs testing
2554 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2555     default_shared_modules="$default_shared_modules vfs_tsmsm"
2556 fi
2557
2558 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2559 AC_TRY_RUN([
2560 #include <sys/types.h>
2561 #include <fcntl.h>
2562 #include <signal.h>
2563 #include <sys/file.h>
2564 #ifndef LOCK_MAND
2565 #define LOCK_MAND       32
2566 #define LOCK_READ       64
2567 #endif
2568 main() {
2569         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2570 }
2571 ],
2572 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2573 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2574     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2575 fi
2576
2577
2578 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2579 AC_TRY_COMPILE([#include <sys/types.h>
2580 #include <fcntl.h>],
2581 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2582 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2583 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2584     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2585 fi
2586
2587 #################################################
2588 # Check for POSIX capability support
2589
2590 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2591     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2592     [], [])
2593
2594 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2595
2596     ac_save_LIBS=$LIBS
2597     AC_LIBTESTFUNC(cap, cap_get_proc)
2598
2599     AC_CACHE_CHECK([for POSIX capabilities],
2600             samba_cv_HAVE_POSIX_CAPABILITIES,
2601             [
2602                 AC_TRY_RUN([
2603 #include <sys/types.h>
2604 #include <sys/capability.h>
2605 main() {
2606  cap_t cap;
2607  cap_value_t vals[1];
2608  if (!(cap = cap_get_proc()))
2609    exit(1);
2610  vals[0] = CAP_CHOWN;
2611  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2612  cap_set_proc(cap);
2613  exit(0);
2614 }],
2615                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2616                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2617                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2618             ])
2619
2620 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2621     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2622             [Whether POSIX capabilities are available])
2623 else
2624     LIBS=$ac_save_LIBS
2625 fi
2626
2627 fi
2628
2629 #
2630 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2631 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2632 #
2633
2634 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2635 AC_TRY_COMPILE([#include <sys/types.h>
2636 #if defined(HAVE_RPC_RPC_H)
2637 #include <rpc/rpc.h>
2638 #endif],
2639 [int16 testvar;],
2640 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2641 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2642     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2643 fi
2644
2645 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2646 AC_TRY_COMPILE([#include <sys/types.h>
2647 #if defined(HAVE_RPC_RPC_H)
2648 #include <rpc/rpc.h>
2649 #endif],
2650 [uint16 testvar;],
2651 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2652 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2653     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2654 fi
2655
2656 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2657 AC_TRY_COMPILE([#include <sys/types.h>
2658 #if defined(HAVE_RPC_RPC_H)
2659 #include <rpc/rpc.h>
2660 #endif],
2661 [int32 testvar;],
2662 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2663 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2664     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2665 fi
2666
2667 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2668 AC_TRY_COMPILE([#include <sys/types.h>
2669 #if defined(HAVE_RPC_RPC_H)
2670 #include <rpc/rpc.h>
2671 #endif],
2672 [uint32 testvar;],
2673 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2674 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2675     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2676 fi
2677
2678 dnl
2679 dnl Some systems (SCO) have a problem including
2680 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2681 dnl as a #define in <prot.h> and as part of an enum
2682 dnl in <rpc/rpc.h>.
2683 dnl
2684
2685 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2686 AC_TRY_COMPILE([#include <sys/types.h>
2687 #ifdef HAVE_SYS_SECURITY_H
2688 #include <sys/security.h>
2689 #include <prot.h>
2690 #endif  /* HAVE_SYS_SECURITY_H */
2691 #if defined(HAVE_RPC_RPC_H)
2692 #include <rpc/rpc.h>
2693 #endif],
2694 [int testvar;],
2695 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2696 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2697     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2698 fi
2699
2700 AC_MSG_CHECKING([for test routines])
2701 AC_TRY_RUN([#include "${srcdir-.}/tests/trivial.c"],
2702            AC_MSG_RESULT(yes),
2703            AC_MSG_ERROR([cant find test code. Aborting config]),
2704            AC_MSG_WARN([cannot run when cross-compiling]))
2705
2706 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2707 AC_TRY_RUN([#include "${srcdir-.}/tests/ftruncate.c"],
2708            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2709 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2710     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2711 fi
2712
2713 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2714 AC_TRY_RUN([#include "${srcdir-.}/tests/getgroups.c"],
2715            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2716 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2717     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2718 fi
2719
2720 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2721 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2722 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2723 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2724 AC_CHECK_FUNCS(getpagesize)
2725
2726 ################################################
2727 # look for a method of setting the effective uid
2728 seteuid=no;
2729
2730 if test $seteuid = no; then
2731 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2732 AC_TRY_RUN([
2733 #define AUTOCONF_TEST 1
2734 #define USE_SETREUID 1
2735 #include "confdefs.h"
2736 #include "${srcdir-.}/lib/util_sec.c"],
2737            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2738 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2739     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2740 fi
2741 fi
2742
2743 # we check for setresuid second as it conflicts with AIO on Linux. 
2744 # see http://samba.org/~tridge/junkcode/aio_uid.c
2745 if test $seteuid = no; then
2746 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2747 AC_TRY_RUN([
2748 #define AUTOCONF_TEST 1
2749 #define USE_SETRESUID 1
2750 #include "confdefs.h"
2751 #include "${srcdir-.}/lib/util_sec.c"],
2752            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2753 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2754     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2755 fi
2756 fi
2757
2758 if test $seteuid = no; then
2759 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2760 AC_TRY_RUN([
2761 #define AUTOCONF_TEST 1
2762 #define USE_SETEUID 1
2763 #include "confdefs.h"
2764 #include "${srcdir-.}/lib/util_sec.c"],
2765            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2766 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2767     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2768 fi
2769 fi
2770
2771 if test $seteuid = no; then
2772 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2773 AC_TRY_RUN([
2774 #define AUTOCONF_TEST 1
2775 #define USE_SETUIDX 1
2776 #include "confdefs.h"
2777 #include "${srcdir-.}/lib/util_sec.c"],
2778            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2779 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2780     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2781 fi
2782 fi
2783
2784 AC_CACHE_CHECK([for the Darwin initgroups system call],
2785         samba_cv_DARWIN_INITGROUPS,
2786         AC_TRY_LINK([
2787 #include <sys/syscall.h>
2788 #include <unistd.h>
2789         ],
2790         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2791         samba_cv_DARWIN_INITGROUPS=yes,
2792         samba_cv_DARWIN_INITGROUPS=no)
2793 )
2794
2795 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2796     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2797         [Whether to use the Darwin-specific initgroups system call])
2798 fi
2799
2800 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2801 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock.c"],
2802            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2803 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2804     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2805 fi
2806
2807 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2808 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock64.c"],
2809            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2810 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2811     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2812
2813 else
2814
2815 dnl
2816 dnl Don't check for 64 bit fcntl locking if we know that the
2817 dnl glibc2.1 broken check has succeeded.
2818 dnl
2819
2820   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2821   AC_TRY_RUN([
2822 #if defined(HAVE_UNISTD_H)
2823 #include <unistd.h>
2824 #endif
2825 #include <stdio.h>
2826 #include <stdlib.h>
2827
2828 #ifdef HAVE_FCNTL_H
2829 #include <fcntl.h>
2830 #endif
2831
2832 #ifdef HAVE_SYS_FCNTL_H
2833 #include <sys/fcntl.h>
2834 #endif
2835 main() { struct flock64 fl64;
2836 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2837 exit(0);
2838 #else
2839 exit(1);
2840 #endif
2841 }],
2842        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2843
2844   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2845       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2846   fi
2847 fi
2848
2849 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2850 AC_TRY_COMPILE([#include <sys/types.h>
2851 #include <sys/stat.h>
2852 #include <unistd.h>],
2853 [struct stat st;  st.st_blocks = 0;],
2854 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2855 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2856     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2857 fi
2858
2859 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2860 AC_TRY_COMPILE([#include <sys/types.h>
2861 #include <sys/stat.h>
2862 #include <unistd.h>],
2863 [struct stat st;  st.st_blksize = 0;],
2864 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2865 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2866     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2867 fi
2868
2869 AC_CACHE_CHECK([for st_flags in struct stat],
2870         samba_cv_HAVE_STAT_ST_FLAGS,
2871         [
2872             AC_TRY_COMPILE([#include <sys/types.h>
2873 #include <sys/stat.h>
2874 #include <unistd.h>],
2875             [struct stat st;  st.st_flags = 0;],
2876             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2877             samba_cv_HAVE_STAT_ST_FLAGS=no,
2878             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2879         ])
2880
2881 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2882     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2883                 [Whether the stat struct has a st_flags member])
2884 fi
2885
2886 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2887 AC_TRY_COMPILE([
2888 #include <sys/types.h>
2889 #include <sys/acl.h>
2890 #if defined(HAVE_RPCSVC_NIS_H)
2891 #include <rpcsvc/nis.h>
2892 #endif],
2893 [int i;],
2894 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2895 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2896         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2897 fi
2898
2899 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2900 AC_TRY_RUN([
2901 #include <stdio.h>
2902 #include <limits.h>
2903 #include <signal.h>
2904
2905 void exit_on_core(int ignored) {
2906         exit(1);
2907 }
2908
2909 main() {
2910         char *newpath;
2911         signal(SIGSEGV, exit_on_core);
2912         newpath = realpath("/tmp", NULL);
2913         exit((newpath != NULL) ? 0 : 1);
2914 }
2915 ],
2916 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2917 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2918     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2919 fi
2920
2921 #################################################
2922 # check for AFS clear-text auth support
2923 samba_cv_WITH_AFS=no
2924 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2925 AC_ARG_WITH(afs,
2926 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2927 [ case "$withval" in
2928   yes|auto)
2929     AC_MSG_RESULT($withval)
2930     samba_cv_WITH_AFS=$withval
2931     ;;
2932   *)
2933     AC_MSG_RESULT(no)
2934     ;;
2935   esac ],
2936   AC_MSG_RESULT(no)
2937 )
2938
2939 ####################################################
2940 # check for Linux-specific AFS fake-kaserver support
2941 samba_cv_WITH_FAKE_KASERVER=no
2942 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2943 AC_ARG_WITH(fake-kaserver,
2944 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2945 [ case "$withval" in
2946   yes|auto)
2947     AC_MSG_RESULT($withval)
2948     samba_cv_WITH_FAKE_KASERVER=$withval
2949     ;;
2950   *)
2951     AC_MSG_RESULT(no)
2952     ;;
2953   esac ],
2954   AC_MSG_RESULT(no)
2955 )
2956
2957 #################################################
2958 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2959 if test x"$samba_cv_WITH_AFS" != x"no" ||
2960    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2961
2962     # see if this box has the afs-headers in /usr/include/afs
2963     AC_MSG_CHECKING(for /usr/include/afs)
2964     if test -d /usr/include/afs; then
2965           CFLAGS="$CFLAGS -I/usr/include/afs"
2966           CPPFLAGS="$CPPFLAGS -I/usr/include/afs"
2967           AC_MSG_RESULT(yes)
2968     else
2969       AC_MSG_RESULT(no)
2970     fi
2971
2972     # check for afs.h
2973     have_afs_headers=no
2974     AC_CHECK_HEADERS(afs.h afs/afs.h)
2975     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2976         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2977            test x"$samba_cv_WITH_AFS" = x"auto"; then
2978                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2979         else
2980                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2981         fi
2982     else
2983         have_afs_headers=yes
2984     fi
2985 fi
2986
2987 FAKE_KASERVER_OBJ=""
2988 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2989     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2990     FAKE_KASERVER_OBJ="utils/net_afs.o"
2991 fi
2992 AC_SUBST(FAKE_KASERVER_OBJ)
2993
2994 #################################################
2995 # check whether to compile AFS/NT ACL mapping module
2996 samba_cv_WITH_VFS_AFSACL=no
2997 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2998 AC_ARG_WITH(vfs-afsacl,
2999 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3000 [ case "$withval" in
3001   yes|auto)
3002     AC_MSG_RESULT($withval)
3003     samba_cv_WITH_VFS_AFSACL=yes
3004     ;;
3005   *)
3006     AC_MSG_RESULT(no)
3007     ;;
3008   esac ],
3009   AC_MSG_RESULT(no)
3010 )
3011
3012 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3013    default_shared_modules="$default_shared_modules vfs_afsacl"
3014 fi
3015         
3016 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3017     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3018 fi
3019
3020 #################################################
3021 # check for the DFS clear-text auth system
3022 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3023 AC_ARG_WITH(dfs,
3024 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3025 [ case "$withval" in
3026   yes)
3027     AC_MSG_RESULT(yes)
3028     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3029     ;;
3030   *)
3031     AC_MSG_RESULT(no)
3032     ;;
3033   esac ],
3034   AC_MSG_RESULT(no)
3035 )
3036
3037 ########################################################
3038 # Compile with LDAP support?
3039
3040 with_ldap_support=auto
3041 AC_MSG_CHECKING([for LDAP support])
3042
3043 AC_ARG_WITH(ldap,
3044 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
3045 [ case "$withval" in
3046     yes|no)
3047         with_ldap_support=$withval
3048         ;;
3049   esac ])
3050
3051 AC_MSG_RESULT($with_ldap_support)
3052
3053 SMBLDAP=""
3054 AC_SUBST(SMBLDAP)
3055 SMBLDAPUTIL=""
3056 AC_SUBST(SMBLDAPUTIL)
3057 LDBLDAP=""
3058 AC_SUBST(LDBLDAP)
3059
3060 if test x"$with_ldap_support" != x"no"; then
3061
3062   ##################################################################
3063   # first test for ldap.h and lber.h
3064   # (ldap.h is required for this test)
3065   AC_CHECK_HEADERS(ldap.h lber.h)
3066
3067   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3068         if test x"$with_ldap_support" = x"yes"; then
3069          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3070         else
3071          AC_MSG_WARN(ldap.h is needed for LDAP support)
3072         fi
3073         
3074         with_ldap_support=no
3075   fi
3076
3077   ##################################################################
3078   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3079   # unsigned int in include/includes.h
3080   case $host_os in
3081         *hpux*)
3082          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3083          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3084         with_ldap_support=yes
3085         ;;
3086         *)
3087         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3088         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3089                 if test x"$with_ldap_support" = x"yes"; then
3090                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3091                 else
3092                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3093                 fi
3094                 with_ldap_support=no
3095         fi
3096         ;;
3097   esac
3098 fi
3099
3100 if test x"$with_ldap_support" != x"no"; then
3101   ac_save_LIBS=$LIBS
3102
3103   ##################################################################
3104   # we might need the lber lib on some systems. To avoid link errors
3105   # this test must be before the libldap test
3106   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3107
3108   ########################################################
3109   # If ber_sockbuf_add_io() is available we can add
3110   # SASL wrapping hooks
3111   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3112
3113   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3114                  AC_TRY_COMPILE([#include <ldap.h>],
3115                                 [int val = LDAP_OPT_SOCKBUF;],
3116                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3117                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3118
3119   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3120           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3121         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3122   fi
3123
3124   #######################################################
3125   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3126   # ldap logging and print it out in the samba logs
3127   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3128                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3129                  [AC_TRY_COMPILE([#include <lber.h>],
3130                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3131                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3132                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3133
3134   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3135         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3136                   [Support for LDAP/LBER logging interception])
3137   fi
3138
3139   ########################################################
3140   # now see if we can find the ldap libs in standard paths
3141   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3142
3143   ########################################################
3144   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3145   # Check found in pam_ldap 145.
3146   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3147
3148   LIBS="$LIBS $LDAP_LIBS"
3149   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3150     AC_TRY_COMPILE([
3151         #include <lber.h>
3152         #include <ldap.h>],
3153         [ldap_set_rebind_proc(0, 0, 0);],
3154         [smb_ldap_cv_ldap_set_rebind_proc=3],
3155         [smb_ldap_cv_ldap_set_rebind_proc=2]
3156     )
3157   ])
3158
3159   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3160
3161   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3162
3163   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3164     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3165     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3166     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3167     default_shared_modules="$default_shared_modules";
3168     SMBLDAP="lib/smbldap.o"
3169     SMBLDAPUTIL="lib/smbldap_util.o"
3170     with_ldap_support=yes
3171     AC_MSG_CHECKING(whether LDAP support is used)
3172     AC_MSG_RESULT(yes)
3173   else
3174     if test x"$with_ldap_support" = x"yes"; then
3175         AC_MSG_ERROR(libldap is needed for LDAP support)
3176     else
3177         AC_MSG_WARN(libldap is needed for LDAP support)
3178     fi
3179
3180     LDAP_LIBS=""
3181     with_ldap_support=no
3182   fi
3183   LIBS=$ac_save_LIBS
3184 fi
3185
3186
3187 #################################################
3188 # active directory support
3189
3190 with_ads_support=auto
3191 AC_MSG_CHECKING([for Active Directory and krb5 support])
3192
3193 AC_ARG_WITH(ads,
3194 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3195 [ case "$withval" in
3196     yes|no)
3197         with_ads_support="$withval"
3198         ;;
3199   esac ])
3200
3201 AC_MSG_RESULT($with_ads_support)
3202
3203 FOUND_KRB5=no
3204 KRB5_LIBS=""
3205
3206 if test x"$with_ldap_support" != x"yes"; then
3207
3208     if test x"$with_ads_support" = x"yes"; then
3209         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3210     elif test x"$with_ads_support" = x"auto"; then
3211         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3212         with_ads_support=no
3213     fi
3214
3215 else
3216
3217     # Check to see whether there is enough LDAP functionality to be able
3218     # to build AD support.
3219
3220 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3221 case "$host_os" in
3222         *hpux*)
3223     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3224
3225     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3226         if test x"$with_ads_support" = x"yes"; then
3227             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3228         elif test x"$with_ads_support" = x"auto"; then
3229             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3230             with_ads_support=no
3231         fi
3232     fi
3233     ;;
3234         *)
3235     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3236
3237     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3238         if test x"$with_ads_support" = x"yes"; then
3239             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3240         elif test x"$with_ads_support" = x"auto"; then
3241             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3242             with_ads_support=no
3243         fi
3244     fi
3245     ;;
3246 esac
3247
3248
3249     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3250
3251     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3252         if test x"$with_ads_support" = x"yes"; then
3253             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3254         elif test x"$with_ads_support" = x"auto"; then
3255             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3256             with_ads_support=no
3257         fi
3258     fi
3259
3260 fi
3261
3262 if test x"$with_ads_support" != x"no"; then
3263
3264   # Do no harm to the values of CFLAGS and LIBS while testing for
3265   # Kerberos support.
3266
3267   if test x$FOUND_KRB5 = x"no"; then
3268     #################################################
3269     # check for location of Kerberos 5 install
3270     AC_MSG_CHECKING(for kerberos 5 install path)
3271     AC_ARG_WITH(krb5,
3272     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3273     [ case "$withval" in
3274       no)
3275         AC_MSG_RESULT(no krb5-path given)
3276         ;;
3277       yes)
3278         AC_MSG_RESULT(/usr)
3279         FOUND_KRB5=yes
3280         ;;
3281       *)
3282         AC_MSG_RESULT($withval)
3283         KRB5_CFLAGS="-I$withval/include"
3284         KRB5_CPPFLAGS="-I$withval/include"
3285         KRB5_LDFLAGS="-L$withval/lib"
3286         FOUND_KRB5=yes
3287         if test -x "$withval/bin/krb5-config"; then
3288                 KRB5CONFIG=$withval/bin/krb5-config
3289         fi
3290         ;;
3291       esac ],
3292       AC_MSG_RESULT(no krb5-path given)
3293     )
3294   fi
3295
3296   #################################################
3297   # check for krb5-config from recent MIT and Heimdal kerberos 5
3298   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3299   AC_MSG_CHECKING(for working krb5-config)
3300   if test -x "$KRB5CONFIG"; then
3301     ac_save_CFLAGS=$CFLAGS
3302     CFLAGS="";export CFLAGS
3303     ac_save_LDFLAGS=$LDFLAGS
3304     LDFLAGS="";export LDFLAGS
3305     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3306     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3307     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3308     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3309     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3310     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3311     FOUND_KRB5=yes
3312     AC_MSG_RESULT(yes)
3313   else
3314     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3315   fi
3316
3317   if test x$FOUND_KRB5 = x"no"; then
3318     #################################################
3319     # see if this box has the SuSE location for the heimdal krb implementation
3320     AC_MSG_CHECKING(for /usr/include/heimdal)
3321     if test -d /usr/include/heimdal; then
3322       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3323           KRB5_CFLAGS="-I/usr/include/heimdal"
3324           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3325           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3326           FOUND_KRB5=yes
3327           AC_MSG_RESULT(yes)
3328       else
3329           KRB5_CFLAGS="-I/usr/include/heimdal"
3330           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3331           FOUND_KRB5=yes
3332           AC_MSG_RESULT(yes)
3333       fi
3334     else
3335       AC_MSG_RESULT(no)
3336     fi
3337   fi
3338
3339   if test x$FOUND_KRB5 = x"no"; then
3340     #################################################
3341     # see if this box has the RedHat location for kerberos
3342     AC_MSG_CHECKING(for /usr/kerberos)
3343     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3344       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3345       KRB5_CFLAGS="-I/usr/kerberos/include"
3346       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3347       FOUND_KRB5=yes
3348       AC_MSG_RESULT(yes)
3349     else
3350       AC_MSG_RESULT(no)
3351     fi
3352   fi
3353
3354   if test x$FOUND_KRB5 = x"no"; then
3355     #################################################
3356     # see if this box has the OpenBSD location for heimdal krb5
3357     AC_MSG_CHECKING(for /usr/include/kerberosV)
3358     if test -d /usr/include/kerberosV; then
3359       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3360       KRB5_LIBS="-lcrypto"
3361       FOUND_KRB5=yes
3362       AC_MSG_RESULT(yes)
3363     else
3364       AC_MSG_RESULT(no)
3365     fi
3366   fi
3367
3368   ac_save_CFLAGS=$CFLAGS
3369   ac_save_CPPFLAGS=$CPPFLAGS
3370   ac_save_LDFLAGS=$LDFLAGS
3371
3372   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3373   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3374   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3375
3376   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3377
3378   # now check for krb5.h. Some systems have the libraries without the headers!
3379   # note that this check is done here to allow for different kerberos
3380   # include paths
3381   AC_CHECK_HEADERS(krb5.h)
3382
3383   if test x"$ac_cv_header_krb5_h" = x"no"; then
3384
3385     # Give a warning if AD support was not explicitly requested,
3386     # i.e with_ads_support = auto, otherwise die with an error.
3387
3388     if test x"$with_ads_support" = x"yes"; then
3389       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3390     else
3391       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3392     fi
3393
3394     # Turn off AD support and restore CFLAGS and LIBS variables
3395
3396     with_ads_support="no"
3397
3398     CFLAGS=$ac_save_CFLAGS
3399     CPPFLAGS=$ac_save_CPPFLAGS
3400     LDFLAGS=$ac_save_LDFLAGS
3401   fi
3402   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3403   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3404         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3405         EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3406   fi
3407 fi
3408
3409 # Now we have determined whether we really want ADS support
3410 use_ads=no
3411 if test x"$with_ads_support" != x"no"; then
3412   use_ads=yes
3413   have_gssapi=no
3414   ac_save_LIBS=$LIBS
3415
3416   # now check for gssapi headers.  This is also done here to allow for
3417   # different kerberos include paths
3418   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3419
3420   ##################################################################
3421   # we might need the k5crypto and com_err libraries on some systems
3422   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3423   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3424
3425   # Heimdal checks.
3426   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3427   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3428   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3429
3430   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3431   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3432
3433   ########################################################
3434   # now see if we can find the krb5 libs in standard paths
3435   # or as specified above
3436   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3437   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3438
3439   ########################################################
3440   # now see if we can find the gssapi libs in standard paths
3441   if test x"$have_gssapi" != x"yes"; then
3442      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3443   fi
3444
3445   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3446   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3447   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3448   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3449   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3450   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3451   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3452   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3453   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3454   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3455   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3456   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3457   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3458   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3459   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3460   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3461   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3462   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3463   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3464   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3465   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3466   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3467   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3468   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3469   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3470   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3471   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3472   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3473   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3474   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3475   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3476   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3477   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3478   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3479   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3480   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3481   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3482   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3483   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3484   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3485   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3486   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3487   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3488
3489   LIBS="$KRB5_LIBS $LIBS"
3490
3491   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3492         smb_krb5_cv_ticket_has_keyinfo,
3493         [
3494             AC_TRY_COMPILE(
3495             [
3496                 #include <krb5.h>
3497             ],
3498             [
3499                 krb5_ticket ticket;
3500                 krb5_kvno kvno;
3501                 krb5_enctype enctype;
3502
3503                 enctype = ticket.enc_part.enctype;
3504                 kvno = ticket.enc_part.kvno;
3505             ],
3506             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3507             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3508         ])
3509
3510   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3511         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3512             [Whether the krb5_ticket structure contains the kvno and enctype])
3513   fi
3514
3515   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3516           smb_krb5_cv_creds_opt_free_context,
3517           [
3518                 AC_TRY_COMPILE([
3519                     #include <krb5.h>],
3520                     [
3521                         krb5_context ctx;
3522                         krb5_get_init_creds_opt *opt = NULL;
3523                         krb5_get_init_creds_opt_free(ctx, opt);
3524                     ],
3525                     [smb_krb5_cv_creds_opt_free_context=yes],
3526                     [smb_krb5_cv_creds_opt_free_context=no]
3527                 )
3528           ])
3529
3530   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3531         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3532             [Whether krb5_get_init_creds_opt_free takes a context argument])
3533   fi
3534
3535   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3536     AC_TRY_COMPILE([
3537         #include <krb5.h>],
3538         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3539         [smb_krb5_cv_verify_checksum=7],
3540         [smb_krb5_cv_verify_checksum=6],
3541     )
3542   ])
3543   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3544
3545   AC_CACHE_CHECK([for checksum in krb5_checksum],
3546                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3547     AC_TRY_COMPILE([#include <krb5.h>],
3548       [krb5_checksum cksum; cksum.checksum.length = 0;],
3549       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3550       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3551
3552   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3553     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3554                [Whether the krb5_checksum struct has a checksum property])
3555   fi
3556
3557   AC_CACHE_CHECK([for etype in EncryptedData],
3558                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3559     AC_TRY_COMPILE([#include <krb5.h>],
3560       [EncryptedData edata; edata.etype = 0;],
3561       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3562       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3563
3564   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3565     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3566                [Whether the EncryptedData struct has a etype property])
3567   fi
3568
3569   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3570                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3571     AC_TRY_COMPILE([#include <krb5.h>],
3572       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3573       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3574       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3575
3576   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3577     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,