Attempt to fix the build on HP/UX
[ira/wip.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26
27 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])], 
28 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
29
30 if test "x$enable_external_libtalloc" != xno
31 then
32         PKG_CHECK_MODULES(TALLOC, talloc >= 1.3.0, 
33                 [ enable_external_libtalloc=yes ],
34                 [ if test x$enable_external_libtalloc = xyes; then
35                         AC_MSG_ERROR([Unable to find libtalloc])
36               else 
37                         enable_external_libtalloc=no
38                   fi
39                 ])
40 fi
41
42 if test "x$enable_external_libtalloc" = xno
43 then
44         m4_include(../lib/talloc/libtalloc.m4)
45 fi
46
47 LIBTALLOC_OBJ0=""
48 for obj in ${TALLOC_OBJ}; do
49         LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
50 done
51 AC_SUBST(LIBTALLOC_OBJ0)
52
53 m4_include(../lib/tevent/libtevent.m4)
54
55 LIBTEVENT_OBJ0=""
56 for obj in ${TEVENT_OBJ}; do
57         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
58 done
59 AC_SUBST(LIBTEVENT_OBJ0)
60 LIBS="${LIBS} ${TEVENT_LIBS}"
61
62 # TODO: These should come from m4_include(lib/tdb/libtdb.m4)
63 # but currently this fails: things have to get merged from s4.
64 tdbdir="../lib/tdb"
65 AC_SUBST(tdbdir)
66 TDB_CFLAGS="-I${srcdir-.}/$tdbdir/include"
67 AC_SUBST(TDB_CFLAGS)
68
69 LIBTDB_OBJ0=""
70 for o in common/tdb.o common/dump.o common/transaction.o common/error.o \
71              common/traverse.o common/freelist.o common/freelistcheck.o \
72                  common/io.o common/lock.o common/open.o; 
73 do 
74         LIBTDB_OBJ0="$LIBTDB_OBJ0 $tdbdir/$o"
75 done
76
77 AC_SUBST(LIBTDB_OBJ0)
78 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
79 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
80 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
81 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
82 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
83 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
84 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
85 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
86
87 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
88
89 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
90 if test "x${srcdir-.}" != "x."; then
91         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
92 fi
93
94 dnl Unique-to-Samba variables we'll be playing with.
95 AC_SUBST(SAMBA_CPPFLAGS)
96 AC_SUBST(SHELL)
97 AC_SUBST(LDSHFLAGS)
98 AC_SUBST(SONAMEFLAG)
99 AC_SUBST(SHLD)
100 AC_SUBST(MODULE_EXPORTS)
101 AC_SUBST(DSO_EXPORTS)
102 AC_SUBST(HOST_OS)
103 AC_SUBST(PICFLAG)
104 AC_SUBST(PIE_CFLAGS)
105 AC_SUBST(PIE_LDFLAGS)
106 AC_SUBST(RELRO_LDFLAGS)
107 AC_SUBST(SHLIBEXT)
108 AC_SUBST(INSTALLLIBCMD_SH)
109 AC_SUBST(INSTALLLIBCMD_A)
110 AC_SUBST(UNINSTALLLIBCMD_SH)
111 AC_SUBST(UNINSTALLLIBCMD_A)
112
113 AC_SUBST(INSTALL_LIBWBCLIENT)
114 AC_SUBST(UNINSTALL_LIBWBCLIENT)
115 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
116 AC_SUBST(LIBWBCLIENT_SHARED)
117 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
118 AC_SUBST(LIBWBCLIENT_STATIC)
119 AC_SUBST(LIBWBCLIENT_TARGET)
120 AC_SUBST(LIBWBCLIENT_SOVER)
121 AC_SUBST(LIBWBCLIENT)
122 AC_SUBST(LIBWBCLIENT_LIBS)
123
124 AC_SUBST(LIBSAMBAUTIL_SHARED)
125
126 AC_SUBST(PRINT_LIBS)
127 AC_SUBST(AUTH_LIBS)
128 AC_SUBST(ACL_LIBS)
129 AC_SUBST(PASSDB_LIBS)
130 AC_SUBST(IDMAP_LIBS)
131 AC_SUBST(KRB5_LIBS)
132 AC_SUBST(UUID_LIBS)
133 AC_SUBST(LDAP_LIBS)
134 AC_SUBST(GPEXT_LIBS)
135 AC_SUBST(PAM_MODULES)
136 AC_SUBST(INSTALL_PAM_MODULES)
137 AC_SUBST(UNINSTALL_PAM_MODULES)
138 AC_SUBST(NSS_MODULES)
139 AC_SUBST(EXTRA_BIN_PROGS)
140 AC_SUBST(CIFSMOUNT_PROGS)
141 AC_SUBST(INSTALL_CIFSMOUNT)
142 AC_SUBST(UNINSTALL_CIFSMOUNT)
143 AC_SUBST(CIFSUPCALL_PROGS)
144 AC_SUBST(INSTALL_CIFSUPCALL)
145 AC_SUBST(UNINSTALL_CIFSUPCALL)
146 AC_SUBST(EXTRA_SBIN_PROGS)
147 AC_SUBST(EXTRA_ALL_TARGETS)
148 AC_SUBST(CONFIG_LIBS)
149 AC_SUBST(NSCD_LIBS)
150
151 # compile with optimization and without debugging by default, but
152 # allow people to set their own preference.
153 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
154 # if it has no value.  This prevent *very* large debug binaries from occurring
155 # by default.
156 if test "x$debug" = "xyes" ; then
157         CFLAGS="${CFLAGS} -g"
158 fi
159 if test "x$CFLAGS" = x; then
160   CFLAGS="-O"
161 fi
162
163 m4_include(../lib/socket_wrapper/config.m4)
164 m4_include(../lib/nss_wrapper/config.m4)
165
166 m4_include(m4/swat.m4)
167
168 # Probe the gcc version for extra CFLAGS. We always stash these in
169 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
170 # Makefile edit, avoiding the need to re-run configure.
171 if test x"$ac_cv_prog_gcc" = x"yes" ; then
172         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
173         # Add -Wdeclaration-after-statement if compiler supports it
174         AC_CACHE_CHECK(
175           [that the C compiler understands -Wdeclaration-after-statement],
176           samba_cv_HAVE_Wdeclaration_after_statement, [
177           AC_TRY_RUN_STRICT([
178             int main(void)
179             {
180                 return 0;
181             }],[-Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
182             samba_cv_HAVE_Wdeclaration_after_statement=yes,
183             samba_cv_HAVE_Wdeclaration_after_statement=no,
184             samba_cv_HAVE_Wdeclaration_after_statement=cross)
185        ])
186
187         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
188             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
189         fi
190
191         #-Werror-implicit-function-declaration
192         AC_CACHE_CHECK(
193           [that the C compiler understands -Werror-implicit-function-declaration],
194           samba_cv_HAVE_Werror_implicit_function_declaration, [
195           AC_TRY_RUN_STRICT([
196             int main(void)
197             {
198                 return 0;
199             }],[-Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
200             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
201             samba_cv_HAVE_Werror_implicit_function_declaration=no,
202             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
203        ])
204        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
205             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
206        fi
207
208         # krb5developer is like developer, except we don't get
209         # -Wstrict-prototypes.
210        if test x"$krb5_developer" != x"$yes" ; then
211             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
212        fi
213
214        if test x"$picky_developer" = x"yes"; then
215             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
216        fi
217 fi
218
219 AC_ARG_ENABLE(dmalloc, [AS_HELP_STRING([--enable-dmalloc], [Enable heap debugging [default=no]])])
220
221 if test "x$enable_dmalloc" = xyes
222 then
223         AC_DEFINE(ENABLE_DMALLOC, 1, [Define to turn on dmalloc debugging])
224         AC_DEFINE(DMALLOC_FUNC_CHECK, 1,
225                   [Define to check invariants around some common functions])
226         LIBS="$LIBS -ldmalloc"  
227 fi
228
229 #################################################
230 # check for a shared memory profiling support
231 AC_MSG_CHECKING(whether to use profiling)
232 AC_ARG_WITH(profiling-data,
233 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
234 [ case "$withval" in
235   yes)
236     AC_MSG_RESULT(yes)
237     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
238     samba_cv_WITH_PROFILE=yes
239     ;;
240   *)
241     AC_MSG_RESULT(no)
242     samba_cv_WITH_PROFILE=no
243     ;;
244   esac ],
245   AC_MSG_RESULT(no)
246 )
247
248 dnl Checks for programs.
249 merged_build_possible=yes
250
251 AC_PROG_INSTALL
252 AC_PROG_AWK
253 # Check for GNU make
254 m4_include(../m4/check_make.m4)
255 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
256
257 # Check for perl
258 m4_include(../m4/check_perl.m4)
259 AC_SAMBA_PERL([true], [merged_build_possible=no])
260
261 AC_CHECK_TOOL(AR, ar)
262
263 dnl Check if we use GNU ld
264 LD=ld
265 AC_PROG_LD_GNU
266
267 dnl Certain versions of GNU ld the default is not to have the
268 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
269 dnl warnings when building modules.
270 if test "$ac_cv_prog_gnu_ld" = "yes"; then
271         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
272         AC_MSG_CHECKING(GNU ld release date)
273         changequote(,)dnl
274         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
275         changequote([,])dnl
276         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
277         if test -n "$ac_cv_gnu_ld_date"; then
278         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
279                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
280         fi
281         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
282                 ac_cv_gnu_ld_version_script=yes
283         fi
284         else
285            AC_MSG_CHECKING(GNU ld release version)
286            changequote(,)dnl
287            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
288            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
289            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
290            changequote([,])dnl
291            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
292            AC_MSG_CHECKING(GNU ld release version major)
293            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
294            AC_MSG_CHECKING(GNU ld release version minor)
295            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
296            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
297              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
298            fi
299            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
300              ac_cv_gnu_ld_version_script=yes
301            fi
302         fi
303 fi
304
305 dnl look for executable suffix
306 AC_EXEEXT
307
308 dnl Check if C compiler understands -c and -o at the same time
309 AC_PROG_CC_C_O
310 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
311       BROKEN_CC=
312 else
313       BROKEN_CC=#
314 fi
315 AC_SUBST(BROKEN_CC)
316
317 dnl Check if the C compiler understands -Werror
318 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
319  AC_TRY_RUN_STRICT([
320   int main(void)
321   {
322         return 0;
323   }],[-Werror],[$CPPFLAGS],[$LDFLAGS],
324   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
325 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
326    Werror_FLAGS="-Werror"
327 else
328 dnl Check if the C compiler understands -w2
329 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
330  AC_TRY_RUN_STRICT([
331   int main(void)
332   {
333         return 0;
334   }],[-w2],[$CPPFLAGS],[$LDFLAGS],
335   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
336 if test x"$samba_cv_HAVE_w2" = x"yes"; then
337    Werror_FLAGS="-w2"
338 else
339 dnl Check if the C compiler understands -errwarn
340 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
341   AC_TRY_RUN_STRICT([
342    int main(void)
343    {
344         return 0;
345    }],[-errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
346    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
347 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
348    Werror_FLAGS="-errwarn=%all"
349 fi
350 fi
351 fi
352
353 ############################################
354 # check if the compiler can handle negative enum values
355 # and don't truncate the values to INT_MAX
356 # a runtime test is needed here
357 AC_SUBST(PIDL_ARGS)
358 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
359     AC_TRY_RUN(
360 [
361         #include <stdio.h>
362         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
363         int main(void) {
364                 enum negative_values v1 = NEGATIVE_VALUE;
365                 unsigned v2 = NEGATIVE_VALUE;
366
367                 if (v1 != 0xFFFFFFFF) {
368                         printf("%u != 0xFFFFFFFF\n", v1);
369                         return 1;
370                 }
371                 if (v2 != 0xFFFFFFFF) {
372                         printf("%u != 0xFFFFFFFF\n", v2);
373                         return 1;
374                 }
375
376                 return 0;
377         }
378 ],
379         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
380 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
381         AC_MSG_WARN([using --uint-enums for pidl])
382         PIDL_ARGS="$PIDL_ARGS --uint-enums"
383 fi
384
385 dnl Figure out the flags to support named structure initializers
386
387 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
388
389 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
390 AC_MSG_CHECKING(uname -s)
391 AC_MSG_RESULT(${UNAME_S})
392
393 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
394 AC_MSG_CHECKING(uname -r)
395 AC_MSG_RESULT(${UNAME_R})
396
397 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
398 AC_MSG_CHECKING(uname -m)
399 AC_MSG_RESULT(${UNAME_M})
400
401 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
402 AC_MSG_CHECKING(uname -p)
403 AC_MSG_RESULT(${UNAME_P})
404
405 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
406 AC_MSG_CHECKING(uname -i)
407 AC_MSG_RESULT(${UNAME_I})
408
409 dnl Add #include for broken IRIX header files
410   case "$host_os" in
411         *irix6*)
412                 #TODO add to libreplace
413                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
414                         dnl Fix sensible defaults for MIPSPro compilers. The
415                         dnl error numbers are valid for the 7.3 compilers,
416                         dnl hopefully also valid for the 7.4 series.
417                         dnl
418                         dnl Bugzilla 3801. Force an error on warning 1035
419                         dnl so we don't incorrectly detect stdint.h. This
420                         dnl warning is emitted for #error directives.
421                         CFLAGS="$CFLAGS -diag_error 1035"
422                         dnl 1209: Controlling expression is constant
423                         dnl 1174: Function foo declared but never referenced
424                         dnl 3201: Parameter foo was never referenced
425                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
426                 fi
427         ;;
428 esac
429
430 DYNEXP=
431 AC_SUBST(DYNEXP)
432
433 dnl Add modules that have to be built by default here
434 dnl These have to be built static:
435 default_static_modules="pdb_smbpasswd pdb_tdbsam pdb_wbc_sam rpc_lsarpc rpc_samr rpc_winreg rpc_initshutdown rpc_dssetup rpc_wkssvc rpc_svcctl rpc_ntsvcs rpc_netlogon rpc_netdfs rpc_srvsvc rpc_spoolss rpc_eventlog auth_sam auth_unix auth_winbind auth_wbc auth_server auth_domain auth_builtin auth_netlogond vfs_default nss_info_template"
436
437 dnl These are preferably build shared, and static if dlopen() is not available
438 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy vfs_shadow_copy2 charset_CP850 charset_CP437 auth_script vfs_readahead vfs_xattr_tdb vfs_streams_xattr vfs_streams_depot vfs_acl_xattr vfs_acl_tdb vfs_smb_traffic_analyzer vfs_preopen"
439
440 if test "x$developer" = xyes; then
441    default_static_modules="$default_static_modules rpc_rpcecho"
442    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
443 fi
444
445 #
446 # Config CPPFLAG settings for strange OS's that must be set
447 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
448 # case statement; its first reference must be unconditional.
449 #
450 case "$host_os" in
451     *hpux*)
452 #
453 # Defines needed for HPUX support.
454 # HPUX has bigcrypt but (sometimes?) doesn't use it for
455 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
456 #
457       case `uname -r` in
458                 *9*|*10*|*11)
459                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
460                 ;;
461       esac
462       ;;
463
464 #
465 # CRAY Unicos has broken const handling
466        *unicos*)
467           AC_MSG_RESULT([disabling const])
468           CPPFLAGS="$CPPFLAGS -Dconst="
469           ;;
470         
471 #
472 # AIX4.x doesn't even admit to having large
473 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
474 #
475     *aix4*)
476           AC_MSG_RESULT([enabling large file support])
477       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
478           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
479       ;;
480 #
481 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
482 # to the existance of large files..
483 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
484 # recommendations on large file support, however it makes the
485 # compile work using gcc 2.7 and 2.8, whereas using the Sun
486 # recommendation makes the compile fail on gcc2.7. JRA.
487 #
488 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
489 #
490         *solaris*)
491                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
492                 case `uname -r` in
493                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
494                                 AC_MSG_RESULT([no large file support])
495                                 ;;
496                         5.*)
497                         AC_MSG_RESULT([enabling large file support])
498                         if test "$ac_cv_prog_gcc" = yes; then
499                                 ${CC-cc} -v >conftest.c 2>&1
500                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
501                                 rm -fr conftest.c
502                                 case "$ac_cv_gcc_compiler_version_number" in
503                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
504                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
505                                                 LDFLAGS="$LDFLAGS -lthread"
506                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
507                                                 ;;
508                                         *)
509                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
510                                                 LDFLAGS="$LDFLAGS -lthread"
511                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
512                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
513                                                 ;;
514                                 esac
515                         else
516                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
517                                 LDFLAGS="$LDFLAGS -lthread"
518                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
519                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
520                         fi
521                         ;;
522                 esac
523                 ;;
524 #
525 # IRIX uses SYSV printing.  Make sure to set that here
526 #
527         *irix*)
528                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
529                 ;;
530         *freebsd*|*dragonfly*)
531                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
532                 ;;
533 #
534 # VOS may need to have POSIX support and System V compatibility enabled.
535 #
536     *vos*)
537     case "$CPPFLAGS" in
538           *-D_POSIX_C_SOURCE*)
539                 ;;
540           *)
541                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
542                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
543                 ;;
544     esac
545     case "$CPPFLAGS" in
546           *-D_SYSV*|*-D_SVID_SOURCE*)
547                 ;;
548           *)
549                 CPPFLAGS="$CPPFLAGS -D_SYSV"
550                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
551     esac
552     ;;
553 #
554 # Tests needed for SINIX large file support.
555 #
556     *sysv4*)
557       if test $host = mips-sni-sysv4 ; then
558         AC_MSG_CHECKING([for LFS support])
559         old_CPPFLAGS="$CPPFLAGS"
560         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
561         AC_TRY_RUN([
562 #include <unistd.h>
563 main () {
564 #if _LFS64_LARGEFILE == 1
565 exit(0);
566 #else
567 exit(1);
568 #endif
569 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
570         CPPFLAGS="$old_CPPFLAGS"
571         if test x$SINIX_LFS_SUPPORT = xyes ; then
572           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
573                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
574           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
575           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
576           LIBS="`getconf LFS64_LIBS` $LIBS"
577         fi
578       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
579       fi
580     ;;
581
582 # Systems with LFS support.
583 #
584     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
585         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
586         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
587         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
588         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
589         ;;
590
591 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
592 #
593     *linux*)
594         AC_MSG_CHECKING([for LFS support])
595         old_CPPFLAGS="$CPPFLAGS"
596         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
597        AC_TRY_RUN([
598 #include <unistd.h>
599 #include <sys/utsname.h>
600 #include <string.h>
601 #include <stdlib.h>
602 main() {
603 #if _LFS64_LARGEFILE == 1
604        struct utsname uts;
605        char *release;
606        int major, minor;
607
608        /* Ensure this is glibc 2.2 or higher */
609 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
610        int libc_major = __GLIBC__;
611        int libc_minor = __GLIBC_MINOR__;
612
613        if (libc_major < 2)
614               exit(1);
615        if (libc_minor < 2)
616               exit(1);
617 #endif
618
619        /* Ensure this is kernel 2.4 or higher */
620
621        uname(&uts);
622        release = strdup(uts.release);
623        major = atoi(strsep(&release, "."));
624        minor = atoi(strsep(&release, "."));
625
626        if (major > 2 || (major == 2 && minor > 3))
627                exit(0);
628        exit(1);
629 #else
630        exit(1);
631 #endif
632 }
633 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
634         CPPFLAGS="$old_CPPFLAGS"
635         if test x$LINUX_LFS_SUPPORT = xyes ; then
636                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
637                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
638                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
639                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
640         fi
641         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
642         ;;
643
644 #
645 # MacOS X is the *only* system that uses compose character in utf8. This
646 # is so horribly broken....
647 #
648     *darwin*)
649         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
650
651 # Add a system specific charset module.
652         default_shared_modules="$default_shared_modules charset_macosxfs"
653
654         ;;
655     *hurd*)
656         AC_MSG_CHECKING([for LFS support])
657         old_CPPFLAGS="$CPPFLAGS"
658         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
659         AC_TRY_RUN([
660 #include <unistd.h>
661 main () {
662 #if _LFS64_LARGEFILE == 1
663 exit(0);
664 #else
665 exit(1);
666 #endif
667 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
668         CPPFLAGS="$old_CPPFLAGS"
669         if test x$GLIBC_LFS_SUPPORT = xyes ; then
670           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
671                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
672           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
673         fi
674       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
675     ;;
676
677 esac
678
679 SAVE_CPPFLAGS="${CPPFLAGS}"
680 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
681
682 AC_LIBREPLACE_BROKEN_CHECKS
683 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
684 AC_LIBREPLACE_NETWORK_CHECKS
685
686 CPPFLAGS="${SAVE_CPPFLAGS}"
687
688 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
689
690 LIBREPLACE_OBJS=""
691 for obj in ${LIBREPLACEOBJ}; do
692         LIBREPLACE_OBJS="${LIBREPLACE_OBJS} ${LIBREPLACE_DIR}/${obj}"
693 done
694 AC_SUBST(LIBREPLACE_OBJS)
695
696 # add -ldl to the global LIBS
697 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
698 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
699
700
701 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
702 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
703 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
704 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
705 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
706 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
707 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
708 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
709 AC_CHECK_HEADERS(sys/sysmacros.h)
710 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
711 AC_CHECK_HEADERS(langinfo.h locale.h)
712 AC_CHECK_HEADERS(xfs/libxfs.h)
713 AC_CHECK_HEADERS(netgroup.h)
714
715 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
716 #if HAVE_RPC_RPC_H
717 #include <rpc/rpc.h>
718 #endif
719 ]])
720
721 ## These fail to compile on IRIX so just check for their presence
722 AC_CHECK_HEADERS(sys/mode.h,,,)
723
724 # Look for Darwin headers
725 old_CPPFLAGS="$CPPFLAGS"
726 CPPFLAGS="-Iinclude $CPPFLAGS"
727 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
728 CPPFLAGS="$old_CPPFLAGS"
729
730 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
731 # subdirectory of headers.
732 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
733
734 #
735 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
736 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
737 #
738 case "$host_os" in
739     *hpux*)
740                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
741                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
742                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
743                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
744                 fi
745         ;;
746 esac
747 AC_CHECK_HEADERS(shadow.h)
748 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
749 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
750
751 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
752 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
753
754 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
755
756 # For experimental utmp support (lastlog on some BSD-like systems)
757 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
758
759 AC_CHECK_SIZEOF(int,cross)
760 AC_CHECK_SIZEOF(long,cross)
761 AC_CHECK_SIZEOF(long long,cross)
762 AC_CHECK_SIZEOF(short,cross)
763
764 AC_C_CONST
765 AC_C_INLINE
766 AC_C_BIGENDIAN
767 AC_C_CHAR_UNSIGNED
768
769 AC_TYPE_SIGNAL
770 AC_TYPE_UID_T
771 AC_TYPE_MODE_T
772 AC_TYPE_OFF_T
773 AC_TYPE_SIZE_T
774 AC_TYPE_PID_T
775 AC_STRUCT_ST_RDEV
776 AC_DIRENT_D_OFF
777 AC_CHECK_TYPE(ssize_t, int)
778 AC_CHECK_TYPE(wchar_t, unsigned short)
779
780 ############################################
781 # for cups support we need libcups, and a handful of header files
782
783 AC_ARG_ENABLE(cups,
784 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
785
786 if test x$enable_cups != xno; then
787         AC_PATH_PROG(CUPS_CONFIG, cups-config)
788
789         if test "x$CUPS_CONFIG" != x; then
790
791                 ac_save_CFLAGS=$CFLAGS
792                 ac_save_LDFLAGS=$LDFLAGS
793                 ac_save_PRINT_LIBS=$PRINT_LIBS
794                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
795                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
796                 PRINT_LIBS="$PRINT_LIBS `$CUPS_CONFIG --libs`"
797                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
798                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
799                         x"$ac_cv_header_cups_language_h" = xyes; then
800                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
801                         samba_cv_HAVE_CUPS=yes
802                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
803                 else
804                         AC_MSG_WARN([cups-config around but cups-devel not installed])
805                         CFLAGS=$ac_save_CFLAGS
806                         LDFLAGS=$ac_save_LDFLAGS
807                         PRINT_LIBS=$ac_save_PRINT_LIBS
808                 fi
809
810         elif test x"$enable_cups" = x"yes"; then
811                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
812         fi
813 fi
814
815 AC_ARG_ENABLE(iprint,
816 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
817
818 if test x$enable_iprint != xno; then
819         if test x"$samba_cv_HAVE_CUPS" = xyes; then
820                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
821         elif test x"$enable_iprint" = x"yes"; then
822                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
823         fi
824 fi
825
826 ############################################
827 # check if the compiler will optimize out function calls
828 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
829     AC_TRY_LINK([
830 #include <stdio.h>],
831 [
832                 if (0) {
833                    this_function_does_not_exist();
834                 } else {
835                   return 1;
836                 }
837
838 ],
839         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
840 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
841    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
842 fi
843
844 #############################################
845 # check for fd passing struct via msg_control
846 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
847     AC_TRY_COMPILE([
848 #include <sys/types.h>
849 #include <stdlib.h>
850 #include <stddef.h>
851 #include <sys/socket.h>
852 #include <sys/un.h>],
853 [
854         struct msghdr msg;
855         union {
856               struct cmsghdr cm;
857               char control[CMSG_SPACE(sizeof(int))];
858         } control_un;
859         msg.msg_control = control_un.control;
860         msg.msg_controllen = sizeof(control_un.control);
861 ],
862         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
863 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
864    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
865              [If we can use msg_control for passing file descriptors])
866 fi
867
868 #############################################
869 # check for fd passing struct via msg_acctrights
870 AC_CACHE_CHECK([for fd passing via msg_acctrights],
871                 samba_cv_msghdr_msg_acctrights, [
872     AC_TRY_COMPILE([
873 #include <sys/types.h>
874 #include <stdlib.h>
875 #include <stddef.h>
876 #include <sys/socket.h>
877 #include <sys/un.h>],
878 [
879         struct msghdr msg;
880         int fd;
881         msg.msg_acctrights = (caddr_t) &fd;
882         msg.msg_acctrightslen = sizeof(fd);
883 ],
884         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
885 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
886    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
887              [If we can use msg_acctrights for passing file descriptors])
888 fi
889
890 AC_CHECK_FUNCS(dirfd)
891 if test x"$ac_cv_func_dirfd" = x"yes"; then
892         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
893 fi
894
895 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
896     AC_TRY_COMPILE([
897 #include <sys/types.h>
898 #if STDC_HEADERS
899 #include <stdlib.h>
900 #include <stddef.h>
901 #endif
902 #include <signal.h>],[struct sigevent s;],
903         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
904 if test x"$samba_cv_struct_sigevent" = x"yes"; then
905    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
906    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
907         [#include <signal.h>])
908 fi
909
910 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
911     AC_TRY_COMPILE([
912 #include <sys/types.h>
913 #if STDC_HEADERS
914 #include <stdlib.h>
915 #include <stddef.h>
916 #endif
917 #if TIME_WITH_SYS_TIME
918 # include <sys/time.h>
919 # include <time.h>
920 #else
921 # if HAVE_SYS_TIME_H
922 #  include <sys/time.h>
923 # else
924 #  include <time.h>
925 # endif
926 #endif
927 ],[struct timespec ts;],
928         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
929 if test x"$samba_cv_struct_timespec" = x"yes"; then
930    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
931 fi
932
933 # and glibc has setresuid under linux but the function does
934 # nothing until kernel 2.1.44! very dumb.
935 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
936     AC_TRY_RUN([#include <errno.h>
937 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
938         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
939 if test x"$samba_cv_have_setresuid" = x"yes"; then
940     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
941 fi
942
943 # Do the same check for setresguid...
944 #
945 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
946     AC_TRY_RUN([#include <unistd.h>
947 #include <errno.h>
948 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
949         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
950 if test x"$samba_cv_have_setresgid" = x"yes"; then
951     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
952 fi
953
954 AC_FUNC_MEMCMP
955
956 ###############################################
957 # Readline included by default unless explicitly asked not to
958 test "${with_readline+set}" != "set" && with_readline=yes
959
960 # test for where we get readline() from
961 AC_MSG_CHECKING(whether to use readline)
962 AC_ARG_WITH(readline,
963 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
964 [  case "$with_readline" in
965   yes)
966     AC_MSG_RESULT(yes)
967
968     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
969     AC_CHECK_HEADERS(readline/history.h)
970
971     AC_CHECK_HEADERS(readline.h readline/readline.h,[
972       for termlib in ncurses curses termcap terminfo termlib tinfo; do
973        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
974       done
975       AC_CHECK_LIB(readline, rl_callback_handler_install,
976        [TERMLIBS="-lreadline $TERMLIBS"
977        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
978        break], [TERMLIBS=], $TERMLIBS)])
979     ;;
980   no)
981     AC_MSG_RESULT(no)
982     ;;
983   *)
984     AC_MSG_RESULT(yes)
985
986     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
987     # alternate readline path
988     _ldflags=${LDFLAGS}
989     _cppflags=${CPPFLAGS}
990
991     # Add additional search path
992     LDFLAGS="-L$with_readline/lib $LDFLAGS"
993     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
994
995     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
996     AC_CHECK_HEADERS(readline/history.h)
997
998     AC_CHECK_HEADERS(readline.h readline/readline.h,[
999       for termlib in ncurses curses termcap terminfo termlib; do
1000        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1001       done
1002       AC_CHECK_LIB(readline, rl_callback_handler_install,
1003        [TERMLDFLAGS="-L$with_readline/lib"
1004        TERMCPPFLAGS="-I$with_readline/include"
1005        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1006        TERMLIBS="-lreadline $TERMLIBS"
1007        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1008        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1009
1010     LDFLAGS=$_ldflags
1011     ;;
1012   esac],
1013   AC_MSG_RESULT(no)
1014 )
1015 AC_SUBST(TERMLIBS)
1016 AC_SUBST(TERMLDFLAGS)
1017
1018 # The readline API changed slightly from readline3 to readline4, so
1019 # code will generate warnings on one of them unless we have a few
1020 # special cases.
1021 AC_CHECK_LIB(readline, rl_completion_matches,
1022              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1023                         [Do we have rl_completion_matches?])],
1024              [],
1025              [$TERMLIBS])
1026
1027 # not all readline libs have rl_event_hook or history_list
1028 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1029 AC_CHECK_LIB(readline, history_list,
1030              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1031              [],
1032              [$TERMLIBS])
1033
1034 ###############################################
1035 # test for where we get yp_get_default_domain() from
1036 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1037 AC_CHECK_FUNCS(yp_get_default_domain)
1038
1039 # Check if we have execl, if not we need to compile smbrun.
1040 AC_CHECK_FUNCS(execl)
1041 if test x"$ac_cv_func_execl" = x"no"; then
1042     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1043 fi
1044
1045 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1046 AC_CHECK_FUNCS(strtol)
1047 AC_CHECK_FUNCS(strchr chflags)
1048 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1049 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1050 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1051 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1052 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1053 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1054 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1055 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1056 AC_CHECK_FUNCS(getpwent_r)
1057 AC_CHECK_FUNCS(getdents64)
1058 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1059 AC_CHECK_FUNCS(syslog vsyslog timegm)
1060 AC_CHECK_FUNCS(setlocale nl_langinfo)
1061 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1062 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1063 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1064 AC_CHECK_HEADERS(sys/mman.h)
1065 # setbuffer, shmget, shm_open are needed for smbtorture
1066 AC_CHECK_FUNCS(shmget shm_open)
1067 AC_CHECK_FUNCS(gettext dgettext)
1068
1069 # Find a method of generating a stack trace
1070 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1071 # libexecinfo provides backtrace_symbols on FreeBSD
1072 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1073 AC_CHECK_FUNCS(backtrace_symbols)
1074 AC_CHECK_LIB(exc, trace_back_stack)
1075
1076 # check for sysctlbyname for BSD systems
1077 AC_CHECK_FUNCS(sysctlbyname)
1078
1079 printf "%s" "checking for GPFS GPL libs... "
1080 save_LIBS="$LIBS"
1081 LIBS="$LIBS -lgpfs_gpl"
1082 AC_TRY_LINK([#include <gpfs_gpl.h>],
1083           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1084           samba_cv_HAVE_GPFS=yes,
1085           samba_cv_HAVE_GPFS=no)
1086 echo $samba_cv_HAVE_GPFS
1087 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1088     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1089     default_shared_modules="$default_shared_modules vfs_gpfs"
1090 fi
1091 LIBS="$save_LIBS"
1092
1093 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1094 save_LIBS="$LIBS"
1095 LIBS="$LIBS -lgpfs"
1096 AC_TRY_LINK([#include <gpfs.h>],
1097           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1098           samba_cv_HAVE_GPFS=yes,
1099           samba_cv_HAVE_GPFS=no)
1100 echo $samba_cv_HAVE_GPFS
1101 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1102     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1103     default_shared_modules="$default_shared_modules vfs_gpfs"
1104 fi
1105 LIBS="$save_LIBS"
1106
1107 #############################################
1108 # check if building on Isilon OneFS
1109 printf "%s" "checking for Isilon OneFS... "
1110 save_LIBS="$LIBS"
1111 LIBS="$LIBS -lisi_version"
1112 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1113           [get_isilon_copyright()],
1114           samba_cv_HAVE_ONEFS=yes,
1115           samba_cv_HAVE_ONEFS=no)
1116 echo $samba_cv_HAVE_ONEFS
1117 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1118     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1119     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1120     default_static_modules="$default_static_modules"
1121     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1122     # Need to also add general libs for oplocks support
1123     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1124 fi
1125 AC_SUBST(ONEFS_LIBS)
1126 LIBS="$save_LIBS"
1127
1128 # Note that all the libunwind symbols in the API are defined to internal
1129 # platform-specific version, so we must include libunwind.h before checking
1130 # any of them.
1131 AC_MSG_CHECKING([for libunwind])
1132 save_LIBS=$LIBS
1133
1134 UNWIND_ARCH="unknown"
1135 if test x"$UNAME_I" != x"unknown"; then
1136         UNWIND_ARCH="$UNAME_I"
1137 elif test x"$UNAME_M" != x"unknown"; then
1138         UNWIND_ARCH="$UNAME_M"
1139 elif test x"$UNAME_P" != x"unknown"; then
1140         UNWIND_ARCH="$UNAME_P"
1141 fi
1142
1143 case "$UNWIND_ARCH" in
1144         unknown)
1145                 # This probably won't link without
1146                 # the platform-specific libunwind.
1147                 LIBS="$LIBS -lunwind"
1148                 ;;
1149         i386|i586|i686)
1150                 # Add the platform-specific libunwind module.
1151                 LIBS="$LIBS -lunwind -lunwind-x86"
1152                 ;;
1153         *)
1154                 # Add the platform-specific libunwind module.
1155                 # based on uname -i, uname -m or uname -p
1156                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1157                 ;;
1158 esac
1159
1160 AC_TRY_LINK(
1161     [
1162 #ifdef HAVE_LIBUNWIND_H
1163 #include <libunwind.h>
1164 #endif
1165     ],
1166     [
1167         unw_context_t ctx; unw_cursor_t cur;
1168         char buf[256]; unw_word_t off;
1169         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1170         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1171     ],
1172     [
1173         AC_MSG_RESULT(yes)
1174         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1175
1176         # If we have libunwind, test whether we also have libunwind-ptrace
1177         # which would let us unwind arbitrary processes.
1178         save_LIBS=$LIBS
1179         AC_CHECK_HEADERS(libunwind-ptrace.h)
1180         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1181             [
1182                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1183                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1184                     [Whether libunwind-ptrace.a is available.])
1185             ],
1186             [ LIBUNWIND_PTRACE="" ])
1187
1188         LIBS=$save_LIBS
1189     ],
1190     [
1191         AC_MSG_RESULT(no)
1192         LIBS=$save_LIBS
1193     ])
1194
1195 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1196 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1197     AC_CHECK_HEADERS(sys/ptrace.h)
1198     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1199     AC_TRY_LINK(
1200             [
1201 #if HAVE_SYS_TYPES_H
1202 #include <sys/types.h>
1203 #endif
1204 #if HAVE_SYS_PTRACE_H
1205 #include <sys/ptrace.h>
1206 #endif
1207             ],
1208             [
1209                 pid_t me = (pid_t)-1;
1210                 ptrace(PTRACE_ATTACH, me, 0, 0);
1211                 ptrace(PTRACE_DETACH, me, 0, 0);
1212                 return 0;
1213             ],
1214             [
1215                 AC_MSG_RESULT(yes)
1216                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1217                     [Whether the Linux ptrace(2) interface is available.])
1218             ],
1219             [
1220                 AC_MSG_RESULT(no)
1221                 LIBUNWIND_PTRACE=""
1222             ])
1223 fi
1224
1225 AC_SUBST(LIBUNWIND_PTRACE)
1226
1227 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1228 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1229 AC_CHECK_FUNCS(__getcwd _getcwd)
1230 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1231 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1232 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1233 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1234 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1235 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1236 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1237 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1238 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1239 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1240 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1241 AC_CHECK_FUNCS(prctl)
1242
1243 AC_TRY_COMPILE([
1244 #ifdef HAVE_SYS_PRCTL_H
1245 #include <sys/prctl.h>
1246 #endif
1247 ],
1248 [int i; i = prtcl(0); ],
1249 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1250
1251 #
1252 #
1253 #
1254 case "$host_os" in
1255     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1256        # glibc <= 2.3.2 has a broken getgrouplist
1257        AC_TRY_RUN([
1258 #include <unistd.h>
1259 #include <sys/utsname.h>
1260 main() {
1261        /* glibc up to 2.3 has a broken getgrouplist */
1262 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1263        int libc_major = __GLIBC__;
1264        int libc_minor = __GLIBC_MINOR__;
1265
1266        if (libc_major < 2)
1267               exit(1);
1268        if ((libc_major == 2) && (libc_minor <= 3))
1269               exit(1);
1270 #endif
1271        exit(0);
1272 }
1273 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1274        if test x"$linux_getgrouplist_ok" = x"yes"; then
1275           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1276        fi
1277        ;;
1278     *)
1279        AC_CHECK_FUNCS(getgrouplist)
1280        ;;
1281 esac
1282
1283 #
1284 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1285 #
1286
1287 if test x$ac_cv_func_stat64 = xno ; then
1288   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1289   AC_TRY_LINK([
1290 #if defined(HAVE_UNISTD_H)
1291 #include <unistd.h>
1292 #endif
1293 #include <sys/stat.h>
1294 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1295   AC_MSG_RESULT([$ac_cv_func_stat64])
1296   if test x$ac_cv_func_stat64 = xyes ; then
1297     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1298   fi
1299 fi
1300
1301 if test x$ac_cv_func_lstat64 = xno ; then
1302   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1303   AC_TRY_LINK([
1304 #if defined(HAVE_UNISTD_H)
1305 #include <unistd.h>
1306 #endif
1307 #include <sys/stat.h>
1308 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1309   AC_MSG_RESULT([$ac_cv_func_lstat64])
1310   if test x$ac_cv_func_lstat64 = xyes ; then
1311     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1312   fi
1313 fi
1314
1315 if test x$ac_cv_func_fstat64 = xno ; then
1316   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1317   AC_TRY_LINK([
1318 #if defined(HAVE_UNISTD_H)
1319 #include <unistd.h>
1320 #endif
1321 #include <sys/stat.h>
1322 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1323   AC_MSG_RESULT([$ac_cv_func_fstat64])
1324   if test x$ac_cv_func_fstat64 = xyes ; then
1325     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1326   fi
1327 fi
1328
1329 #################################################
1330 # Check whether struct stat has timestamps with sub-second resolution.
1331 #
1332
1333 samba_cv_stat_hires=no
1334 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1335         [samba_cv_stat_hires=yes])
1336 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1337         [samba_cv_stat_hires=yes])
1338 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1339         [samba_cv_stat_hires=yes])
1340 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1341         [samba_cv_stat_hires=yes])
1342 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1343         [samba_cv_stat_hires=yes])
1344
1345 if test x"$samba_cv_stat_hires" = x"yes" ; then
1346     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1347             [whether struct stat has sub-second timestamps])
1348 fi
1349
1350 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1351 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1352 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1353
1354
1355 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1356     [
1357         AC_TRY_COMPILE(
1358             [#include <sys/stat.h>],
1359             [
1360                 int a = UF_DOS_ARCHIVE;
1361                 int h = UF_DOS_HIDDEN;
1362                 int r = UF_DOS_RO;
1363                 int s = UF_DOS_SYSTEM;
1364                 int i = UF_DOS_NOINDEX;
1365                 int f = UF_DOS_FLAGS;
1366             ],
1367             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1368     ])
1369
1370 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1371     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1372 fi
1373
1374 #####################################
1375 # needed for SRV lookups
1376 AC_CHECK_LIB(resolv, dn_expand)
1377 AC_CHECK_LIB(resolv, _dn_expand)
1378 AC_CHECK_LIB(resolv, __dn_expand)
1379
1380 #
1381 # Check for the functions putprpwnam, set_auth_parameters,
1382 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1383 # Needed for OSF1 and HPUX.
1384 #
1385
1386 AC_LIBTESTFUNC(security, putprpwnam)
1387 AC_LIBTESTFUNC(sec, putprpwnam)
1388
1389 AC_LIBTESTFUNC(security, set_auth_parameters)
1390 AC_LIBTESTFUNC(sec, set_auth_parameters)
1391
1392 # UnixWare 7.x has its getspnam in -lgen
1393 AC_LIBTESTFUNC(gen, getspnam)
1394
1395 AC_LIBTESTFUNC(security, getspnam)
1396 AC_LIBTESTFUNC(sec, getspnam)
1397
1398 AC_LIBTESTFUNC(security, bigcrypt)
1399 AC_LIBTESTFUNC(sec, bigcrypt)
1400
1401 AC_LIBTESTFUNC(security, getprpwnam)
1402 AC_LIBTESTFUNC(sec, getprpwnam)
1403
1404 AC_CHECK_FUNCS(strsignal)
1405
1406 ############################################
1407 # Check if we have libattr
1408 case "$host_os" in
1409   *osf*)
1410         AC_SEARCH_LIBS(getproplist, [proplist])
1411         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1412         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1413         AC_CHECK_FUNCS(sizeof_proplist_entry)
1414   ;;
1415   *)
1416         AC_SEARCH_LIBS(getxattr, [attr])
1417         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1418         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1419         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1420         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1421         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1422         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1423         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1424   ;;
1425 esac
1426
1427 ########################################################
1428 # Check if attropen() is present if this is Solaris
1429 case "$host_os" in
1430   *solaris*)
1431         AC_CHECK_FUNCS(attropen)
1432   ;;
1433 esac
1434
1435 ########################################################
1436 # Do xattr functions take additional options like on Darwin?
1437 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1438         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1439                 old_LIBS=$LIBS
1440                 LIBS="$LIBS $ACL_LIBS"
1441                 AC_TRY_COMPILE([
1442                         #include <sys/types.h>
1443                         #if HAVE_ATTR_XATTR_H
1444                         #include <attr/xattr.h>
1445                         #elif HAVE_SYS_XATTR_H
1446                         #include <sys/xattr.h>
1447                         #endif
1448                 ],[
1449                         getxattr(0, 0, 0, 0, 0, 0);
1450                 ],
1451                 [smb_attr_cv_xattr_add_opt=yes],
1452                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1453         ])
1454         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1455                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1456         fi
1457 fi
1458
1459 # Check if we have extattr
1460 case "$host_os" in
1461   *freebsd4* | *dragonfly* )
1462     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1463     ;;
1464   *)
1465     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1466     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1467     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1468     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1469     ;;
1470 esac
1471
1472 AC_DISABLE_STATIC
1473 AC_ENABLE_SHARED
1474
1475 # Set defaults
1476 PIE_CFLAGS=""
1477 PIE_LDFLAGS=""
1478 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1479
1480 if test "x$enable_pie" != xno
1481 then
1482         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1483         [
1484                 cat > conftest.c <<EOF
1485 int foo;
1486 main () { return 0;}
1487 EOF
1488                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1489                 then
1490                         samba_cv_fpie=yes
1491                 else
1492                         samba_cv_fpie=no
1493                 fi
1494                 rm -f conftest*
1495         ])
1496         if test x"${samba_cv_fpie}" = x"yes"
1497         then
1498                 PIE_CFLAGS="-fPIE"
1499                 PIE_LDFLAGS="-pie"
1500         fi
1501 fi
1502
1503 # Set defaults
1504 RELRO_LDFLAGS=""
1505 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1506
1507 if test "x$enable_relro" != xno
1508 then
1509         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1510         [
1511                 cat > conftest.c <<EOF
1512 int foo;
1513 main () { return 0;}
1514 EOF
1515                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1516                 then
1517                         samba_cv_relro=yes
1518                 else
1519                         samba_cv_relro=no
1520                 fi
1521                 rm -f conftest*
1522         ])
1523         if test x"${samba_cv_relro}" = x"yes"
1524         then
1525                 RELRO_LDFLAGS="-Wl,-z,relro"
1526         fi
1527 fi
1528
1529 # Set defaults
1530 SYMSEXT="syms"
1531 AC_SUBST(SYMSEXT)
1532
1533 # Assume non-shared by default and override below
1534 BLDSHARED="false"
1535
1536 # these are the defaults, good for lots of systems
1537 HOST_OS="$host_os"
1538 LDSHFLAGS="-shared"
1539 MODULE_EXPORTS=""
1540 SONAMEFLAG="#"
1541 SHLD="\${CC} \${CFLAGS}"
1542 PICFLAG="${PIE_CFLAGS}"
1543 SHLIBEXT="so"
1544 DSO_EXPORTS=""
1545
1546 # this bit needs to be modified for each OS that supports share libs
1547 # You need to specify how to create a shared library and
1548   # how to compile C code to produce PIC object files
1549
1550   AC_MSG_CHECKING([ability to build shared libraries])
1551
1552   # and these are for particular systems
1553   case "$host_os" in
1554                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1555                         case "$host_os" in *linux*)
1556                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1557                         esac
1558                         BLDSHARED="true"
1559                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1560                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1561                         else
1562                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1563                         fi
1564                         DYNEXP="-Wl,--export-dynamic"
1565                         PICFLAG="-fPIC"
1566                         SONAMEFLAG="-Wl,-soname="
1567                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1568                         ;;
1569                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1570                         BLDSHARED="true"
1571                         LDSHFLAGS="-G"
1572                         SONAMEFLAG="-h "
1573                         if test "${GCC}" = "yes"; then
1574                                 PICFLAG="-fPIC"
1575                                 SONAMEFLAG="-Wl,-soname="
1576                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1577                                         DYNEXP="-Wl,-E"
1578                                 fi
1579                         else
1580                                 PICFLAG="-KPIC"
1581                                 ## ${CFLAGS} added for building 64-bit shared
1582                                 ## libs using Sun's Compiler
1583                                 LDSHFLAGS="-G \${CFLAGS}"
1584                         fi
1585                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1586                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1587                         ;;
1588                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1589                         BLDSHARED="true"
1590                         LDSHFLAGS="-G"
1591                         SONAMEFLAG="-Wl,-h,"
1592                         PICFLAG="-KPIC"   # Is this correct for SunOS
1593                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1594                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1595                         ;;
1596                 *netbsd* | *freebsd* | *dragonfly* )
1597                         BLDSHARED="true"
1598                         LDSHFLAGS="-shared"
1599                         DYNEXP="-Wl,--export-dynamic"
1600                         SONAMEFLAG="-Wl,-soname,"
1601                         PICFLAG="-fPIC -DPIC"
1602                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1603                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1604                         ;;
1605                 *openbsd*)  BLDSHARED="true"
1606                         LDSHFLAGS="-shared"
1607                         DYNEXP="-Wl,-Bdynamic"
1608                         SONAMEFLAG="-Wl,-soname,"
1609                         PICFLAG="-fPIC"
1610                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1611                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1612                         ;;
1613                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1614                         case "$host_os" in
1615                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1616                         ;;
1617                         esac
1618                         BLDSHARED="true"
1619                         LDSHFLAGS="-set_version sgi1.0 -shared"
1620                         SONAMEFLAG="-soname "
1621                         SHLD="\${LD}"
1622                         if test "${GCC}" = "yes"; then
1623                                 PICFLAG="-fPIC"
1624                         else
1625                                 PICFLAG="-KPIC"
1626                         fi
1627                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1628                         ;;
1629                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1630                         BLDSHARED="true"
1631                         # use expfull to export underscored symbols
1632                         # add rtl to remove /lib/crt0.o warning
1633                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1634                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1635                         PICFLAG="-O2"
1636                         # as AIX code is always position independent...
1637                         # .po will just create compile warnings, use po.o:
1638                         if test "${GCC}" != "yes"; then
1639                                 ## for funky AIX compiler using strncpy()
1640                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1641                         fi
1642
1643                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1644                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1645                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1646                         ;;
1647                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1648                         # Use special PIC flags for the native HP-UX compiler.
1649                                 BLDSHARED="true"
1650                                 SHLD="cc"
1651                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1652                                 SONAMEFLAG="-Wl,+h "
1653                                 PICFLAG="+z"
1654                         if test "${GCC}" = "yes"; then
1655                                 PICFLAG="-fPIC"
1656                         else
1657                                 PICFLAG="+z +ESnolit"
1658                         fi
1659                         if test "$host_cpu" = "ia64"; then
1660                                 SHLIBEXT="so"
1661                               PICFLAG="+z"
1662                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1663                         else
1664                                 SHLIBEXT="sl"
1665                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1666                         fi
1667                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1668                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1669                         ;;
1670                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1671                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1672                         ;;
1673                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1674                         BLDSHARED="true"
1675                         LDSHFLAGS="-shared"
1676                         SONAMEFLAG="-Wl,-soname,"
1677                         PICFLAG="-fPIC"
1678                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1679                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1680                         ;;
1681                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1682                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1683                         ;;
1684                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1685                         BLDSHARED="true"
1686                         LDSHFLAGS="-shared"
1687                         SONAMEFLAG="-Wl,-soname,"
1688                         PICFLAG="-KPIC"
1689                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1690                         ;;
1691                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1692                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1693                         ;;
1694                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1695                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1696                         ;;
1697                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1698                         case "$host" in
1699                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1700                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1701                                         fi
1702                                         LDSHFLAGS="-G"
1703                                         DYNEXP="-Bexport"
1704                                 ;;
1705                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1706                         esac
1707                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1708                         ;;
1709
1710                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1711                         if [ test "$GCC" != yes ]; then
1712                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1713                         fi
1714                         LDSHFLAGS="-G"
1715                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1716                         ;;
1717                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1718                         BLDSHARED="false"
1719                         LDSHFLAGS=""
1720                         ;;
1721
1722                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1723                         BLDSHARED="true"
1724                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1725                         CFLAGS="$CFLAGS -fno-common"
1726                         SHLD="\${CC}"
1727                         SHLIBEXT="dylib"
1728                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1729                         SHLIBEXT="dylib"
1730                         # Since gcc doesn't fail on unrecognised options, the
1731                         # PIE test incorrectly succeeds. Darwin gcc does not
1732                         # actually support the PIE stuff.
1733                         PIE_LDFLAGS=
1734                         PIE_CFLAGS=
1735                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1736                         ;;
1737
1738                 *)
1739                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1740                         ;;
1741   esac
1742
1743 if test "$enable_shared" != "yes"; then
1744         BLDSHARED=false
1745 fi
1746
1747 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1748         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1749 fi
1750
1751 if test x"$BLDSHARED" = x"true" ; then
1752         LDFLAGS="$LDFLAGS -L./bin"
1753 fi
1754
1755 AC_MSG_RESULT($BLDSHARED)
1756
1757 AC_MSG_CHECKING([LDFLAGS])
1758 AC_MSG_RESULT([$LDFLAGS])
1759 AC_MSG_CHECKING([DYNEXP])
1760 AC_MSG_RESULT([$DYNEXP])
1761
1762 #######################################################
1763 # test whether building a shared library actually works
1764 if test $BLDSHARED = true; then
1765
1766 AC_MSG_CHECKING([SHLD])
1767 AC_MSG_RESULT([$SHLD])
1768 AC_MSG_CHECKING([LDSHFLAGS])
1769 AC_MSG_RESULT([$LDSHFLAGS])
1770
1771 AC_MSG_CHECKING([SHLIBEXT])
1772 AC_MSG_RESULT([$SHLIBEXT])
1773 AC_MSG_CHECKING([SONAMEFLAG])
1774 AC_MSG_RESULT([$SONAMEFLAG])
1775
1776 AC_MSG_CHECKING([PICFLAG])
1777 AC_MSG_RESULT([$PICFLAG])
1778
1779 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1780 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1781
1782 AC_CACHE_CHECK([whether building shared libraries actually works],
1783                [ac_cv_shlib_works],[
1784    # try building a trivial shared library
1785    ac_cv_shlib_works=no
1786    # The $SHLD and $LDSHFLAGS variables may contain references to other
1787    # variables so they need to be eval'ed.
1788    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1789         shlib.o ${srcdir-.}/../tests/shlib.c && \
1790    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1791         shlib.o && ac_cv_shlib_works=yes
1792    rm -f "shlib.$SHLIBEXT" shlib.o
1793
1794 ])
1795 if test $ac_cv_shlib_works = no; then
1796    BLDSHARED=false
1797 fi
1798 fi
1799
1800 if test x"$BLDSHARED" != x"true"; then
1801         LDSHFLAGS="shared-libraries-disabled"
1802         SONAMEFLAG="shared-libraries-disabled"
1803         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1804         SHLD="shared-libraries-disabled"
1805         PICFLAG="${PIE_CFLAGS}"
1806         SHLIBEXT="shared_libraries_disabled"
1807         merged_build_possible=no
1808 fi
1809
1810 AC_MSG_CHECKING([used PICFLAG])
1811 AC_MSG_RESULT([$PICFLAG])
1812
1813 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1814
1815 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1816
1817 ################
1818
1819 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1820 AC_TRY_RUN([#include <stdio.h>
1821 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1822 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1823 if test x"$samba_cv_have_longlong" = x"yes"; then
1824     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1825     AC_CHECK_TYPE(intptr_t, unsigned long long)
1826 else
1827     AC_CHECK_TYPE(intptr_t, unsigned long)
1828 fi
1829
1830 #
1831 # Check if the compiler supports the LL prefix on long long integers.
1832 # AIX needs this.
1833
1834 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1835     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1836         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1837 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1838    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1839 fi
1840
1841
1842 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1843 AC_TRY_RUN([#include <time.h>
1844 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1845 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1846 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1847     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1848 fi
1849
1850 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1851 AC_TRY_RUN([#include <stdio.h>
1852 #include <sys/stat.h>
1853 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1854 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1855 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1856     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1857 fi
1858
1859 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1860 AC_TRY_RUN([
1861 #if defined(HAVE_UNISTD_H)
1862 #include <unistd.h>
1863 #endif
1864 #include <stdio.h>
1865 #include <sys/stat.h>
1866 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1867 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1868 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1869     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1870 fi
1871
1872 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1873 AC_TRY_RUN([
1874 #if defined(HAVE_UNISTD_H)
1875 #include <unistd.h>
1876 #endif
1877 #include <stdio.h>
1878 #include <sys/stat.h>
1879 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1880 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1881 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1882     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1883 fi
1884
1885 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1886 AC_TRY_RUN([
1887 #if defined(HAVE_UNISTD_H)
1888 #include <unistd.h>
1889 #endif
1890 #include <stdio.h>
1891 #include <sys/stat.h>
1892 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1893 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1894 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1895     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1896 fi
1897
1898 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1899 AC_TRY_RUN([
1900 #if defined(HAVE_UNISTD_H)
1901 #include <unistd.h>
1902 #endif
1903 #include <stdio.h>
1904 #include <sys/stat.h>
1905 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1906 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1907 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1908     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1909 fi
1910
1911 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1912 AC_TRY_RUN([
1913 #if defined(HAVE_UNISTD_H)
1914 #include <unistd.h>
1915 #endif
1916 #include <stdio.h>
1917 #include <sys/stat.h>
1918 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1919 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1920 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1921     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1922 fi
1923
1924 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1925 AC_TRY_COMPILE([
1926 #if defined(HAVE_UNISTD_H)
1927 #include <unistd.h>
1928 #endif
1929 #include <sys/types.h>
1930 #include <dirent.h>],
1931 [DIR64 de;],
1932 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1933 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1934     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1935 fi
1936
1937 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1938 AC_TRY_COMPILE([
1939 #if defined(HAVE_UNISTD_H)
1940 #include <unistd.h>
1941 #endif
1942 #include <sys/types.h>
1943 #include <dirent.h>],
1944 [struct dirent64 de;],
1945 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1946 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1947     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1948 fi
1949
1950 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1951 AC_TRY_RUN([
1952 #if defined(HAVE_UNISTD_H)
1953 #include <unistd.h>
1954 #endif
1955 #include <sys/types.h>
1956 main() { dev_t dev; int i = major(dev); return 0; }],
1957 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1958 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1959     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1960 fi
1961
1962 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1963 AC_TRY_RUN([
1964 #if defined(HAVE_UNISTD_H)
1965 #include <unistd.h>
1966 #endif
1967 #include <sys/types.h>
1968 main() { dev_t dev; int i = minor(dev); return 0; }],
1969 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1970 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1971     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1972 fi
1973
1974 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1975 AC_TRY_RUN([
1976 #if defined(HAVE_UNISTD_H)
1977 #include <unistd.h>
1978 #endif
1979 #include <sys/types.h>
1980 main() { dev_t dev = makedev(1,2); return 0; }],
1981 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
1982 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
1983     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
1984 fi
1985
1986 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
1987 AC_TRY_RUN([#include <stdio.h>
1988 main() { char c; c=250; exit((c > 0)?0:1); }],
1989 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
1990 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
1991     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
1992 fi
1993
1994 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
1995 AC_TRY_COMPILE([#include <sys/types.h>
1996 #include <dirent.h>
1997 void seekdir(DIR *d, long loc) { return; }],[return 0;],
1998 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
1999 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2000     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2001 fi
2002
2003 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2004 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2005 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2006 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2007     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2008 fi
2009
2010 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2011 AC_TRY_LINK([
2012 #include <sys/time.h>
2013 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2014            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2015            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2016 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2017     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2018 fi
2019
2020 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2021
2022     # On some systems (eg. Linux) librt can pull in libpthread. We
2023     # don't want this to happen because libpthreads changes signal delivery
2024     # semantics in ways we are not prepared for. This breaks Linux oplocks
2025     # which rely on signals.
2026
2027     AC_LIBTESTFUNC(rt, clock_gettime,
2028             [
2029                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2030                                 [Whether clock_gettime is available])
2031                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2032                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2033                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2034                         ])
2035
2036 fi
2037
2038 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2039 AC_TRY_RUN([#include <sys/types.h>
2040 #include <dirent.h>
2041 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2042 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2043 di->d_name[0] == 0) exit(0); exit(1);} ],
2044 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2045 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2046     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2047 fi
2048
2049 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2050 AC_TRY_COMPILE([#include <sys/types.h>
2051 #include <utime.h>],
2052 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2053 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2054 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2055     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2056 fi
2057
2058 ##############
2059 # Check utmp details, but only if our OS offers utmp.h
2060 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2061 dnl  utmp and utmpx come in many flavours
2062 dnl  We need to check for many of them
2063 dnl  But we don't need to do each and every one, because our code uses
2064 dnl  mostly just the utmp (not utmpx) fields.
2065
2066 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2067
2068 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2069 AC_TRY_COMPILE([#include <sys/types.h>
2070 #include <utmp.h>],
2071 [struct utmp ut;  ut.ut_name[0] = 'a';],
2072 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2073 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2074     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2075 fi
2076
2077 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2078 AC_TRY_COMPILE([#include <sys/types.h>
2079 #include <utmp.h>],
2080 [struct utmp ut;  ut.ut_user[0] = 'a';],
2081 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2082 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2083     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2084 fi
2085
2086 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2087 AC_TRY_COMPILE([#include <sys/types.h>
2088 #include <utmp.h>],
2089 [struct utmp ut;  ut.ut_id[0] = 'a';],
2090 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2091 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2092     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2093 fi
2094
2095 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2096 AC_TRY_COMPILE([#include <sys/types.h>
2097 #include <utmp.h>],
2098 [struct utmp ut;  ut.ut_host[0] = 'a';],
2099 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2100 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2101     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2102 fi
2103
2104 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2105 AC_TRY_COMPILE([#include <sys/types.h>
2106 #include <utmp.h>],
2107 [struct utmp ut;  time_t t; ut.ut_time = t;],
2108 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2109 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2110     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2111 fi
2112
2113 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2114 AC_TRY_COMPILE([#include <sys/types.h>
2115 #include <utmp.h>],
2116 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2117 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2118 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2119     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2120 fi
2121
2122 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2123 AC_TRY_COMPILE([#include <sys/types.h>
2124 #include <utmp.h>],
2125 [struct utmp ut;  ut.ut_type = 0;],
2126 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2127 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2128     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2129 fi
2130
2131 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2132 AC_TRY_COMPILE([#include <sys/types.h>
2133 #include <utmp.h>],
2134 [struct utmp ut;  ut.ut_pid = 0;],
2135 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2136 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2137     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2138 fi
2139
2140 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2141 AC_TRY_COMPILE([#include <sys/types.h>
2142 #include <utmp.h>],
2143 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2144 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2145 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2146     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2147 fi
2148
2149 dnl Look for the IPv6 varient by preference. Many systems have both.
2150 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2151 AC_TRY_COMPILE([#include <sys/types.h>
2152 #include <utmp.h>],
2153 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2154 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2155 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2156     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2157 fi
2158
2159 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2160 AC_TRY_COMPILE([#include <sys/types.h>
2161 #include <utmp.h>],
2162 [struct utmp ut;  ut.ut_addr = 0;],
2163 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2164 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2165     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2166 fi
2167
2168 if test x$ac_cv_func_pututline = xyes ; then
2169   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2170   AC_TRY_COMPILE([#include <sys/types.h>
2171 #include <utmp.h>],
2172   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2173   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2174   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2175       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2176   fi
2177 fi
2178
2179 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2180 AC_TRY_COMPILE([#include <sys/types.h>
2181 #include <utmpx.h>],
2182 [struct utmpx ux;  ux.ut_syslen = 0;],
2183 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2184 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2185     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2186 fi
2187
2188 fi
2189 # end utmp details
2190
2191
2192 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2193 AC_ARG_WITH(libiconv,
2194 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2195 [
2196   if test "$withval" = "no" ; then
2197     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2198   else
2199      if test "$withval" != "yes" ; then
2200         ICONV_PATH_SPEC=yes
2201         ICONV_LOOK_DIRS="$withval"
2202      fi
2203   fi
2204 ])
2205
2206 for i in $ICONV_LOOK_DIRS ; do
2207
2208     save_LIBS="$LIBS"
2209     save_LDFLAGS="$LDFLAGS"
2210     save_CPPFLAGS="$CPPFLAGS"
2211
2212     iconv_current_LIBS=""
2213     iconv_current_LDFLAGS=""
2214     iconv_current_CPPFLAGS=""
2215
2216     ICONV_FOUND="no"
2217     unset libext
2218
2219     #  This is here to handle -withval stuff for --with-libiconv
2220     #  Perhaps we should always add a -L
2221     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2222
2223     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2224     # installation paths. This gets a little tricky since we might have iconv
2225     # in both libiconv and in libc. In this case the jm_ICONV test will always
2226     # succeed when the header is found. To counter this, make sure the
2227     # library directory is there and check the ABI directory first (which
2228     # should be harmless on other systems, but causes tons of linker warnings on
2229     # 64bit Ubuntu systems).
2230     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2231     # installed, I've decided to fix the linker warnings.
2232     # -- Kai
2233     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2234     for l in "lib" "lib32" "lib/hpux32"; do
2235         if test -d "$i/$l" ; then
2236                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2237                 LIBS=
2238                 export LDFLAGS LIBS CPPFLAGS
2239                 # Try to find iconv(3)
2240                 jm_ICONV($i/$l)
2241                 if test x"$ICONV_FOUND" = "xyes" ; then
2242                     libext="$l"
2243                     break
2244                 fi
2245         fi
2246     done
2247
2248     if test x"$ICONV_FOUND" = "xyes" ; then
2249         iconv_current_LDFLAGS="-L$i/$libext"
2250         iconv_current_CPPFLAGS="-I$i/include"
2251
2252         if test x"$jm_cv_lib_iconv" != x; then
2253             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2254         else
2255             # We found iconv in libc.
2256             iconv_current_LIBS=""
2257         fi
2258
2259     fi
2260
2261     if test x"$ICONV_FOUND" = "xyes" ; then
2262
2263         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2264         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2265         LIBS="$save_LIBS $iconv_current_LIBS"
2266         export LDFLAGS LIBS CPPFLAGS
2267
2268         default_dos_charset=no
2269         default_display_charset=no
2270         default_unix_charset=no
2271
2272         # check for default dos charset name
2273         for j in CP850 IBM850 ; do
2274             rjs_CHARSET($j)
2275             default_dos_charset="$ICONV_CHARSET"
2276             if test x"$default_dos_charset" = x"$j"; then
2277                 break
2278             fi
2279         done
2280
2281         # check for default display charset name
2282         for j in ASCII 646 ; do
2283             rjs_CHARSET($j)
2284             default_display_charset="$ICONV_CHARSET"
2285             if test x"$default_display_charset" = x"$j"; then
2286                 break
2287             fi
2288         done
2289
2290         # check for default unix charset name
2291         for j in UTF-8 UTF8 ; do
2292             rjs_CHARSET($j)
2293             default_unix_charset="$ICONV_CHARSET"
2294             if test x"$default_unix_charset" = x"$j"; then
2295                 break
2296             fi
2297         done
2298
2299         if test "$default_dos_charset" != "no" -a \
2300                 "$default_dos_charset" != "cross" -a \
2301                 "$default_display_charset" != "no" -a \
2302                 "$default_display_charset" != "cross" -a \
2303                 "$default_unix_charset" != "no" -a \
2304                 "$default_unix_charset" != "cross"
2305         then
2306                 samba_cv_HAVE_NATIVE_ICONV=yes
2307         else
2308             if test "$default_dos_charset" = "cross" -o \
2309                      "$default_display_charset" = "cross" -o \
2310                      "$default_unix_charset" = "cross"
2311             then
2312                     samba_cv_HAVE_NATIVE_ICONV=cross
2313             else
2314                     samba_cv_HAVE_NATIVE_ICONV=no
2315             fi
2316         fi
2317
2318         # At this point, we have a libiconv candidate. We know that
2319         # we have the right headers and libraries, but we don't know
2320         # whether it does the conversions we want. We can't test this
2321         # because we are cross-compiling. This is not necessarily a big
2322         # deal, since we can't guarantee that the results we get now will
2323         # match the results we get at runtime anyway.
2324         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2325             default_dos_charset="CP850"
2326             default_display_charset="ASCII"
2327             default_unix_charset="UTF-8"
2328             samba_cv_HAVE_NATIVE_ICONV=yes
2329             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2330             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2331         fi
2332
2333         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2334
2335             CPPFLAGS=$save_CPPFLAGS
2336             LDFLAGS=$save_LDFLAGS
2337             LIBS=$save_LIBS
2338
2339             if test x"$iconv_current_LIBS" != x; then
2340                 LIBS="$LIBS $iconv_current_LIBS"
2341             fi
2342
2343             # Add the flags we need to CPPFLAGS and LDFLAGS
2344             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2345             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2346
2347             # Turn the #defines into string literals
2348             default_dos_charset="\"$default_dos_charset\""
2349             default_display_charset="\"$default_display_charset\""
2350             default_unix_charset="\"$default_unix_charset\""
2351
2352             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2353             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2354             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2355             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2356
2357            break
2358         fi
2359
2360     # We didn't find a working iconv, so keep going
2361     fi
2362
2363     #  We only need to clean these up here for the next pass through the loop
2364     CPPFLAGS=$save_CPPFLAGS
2365     LDFLAGS=$save_LDFLAGS
2366     LIBS=$save_LIBS
2367     export LDFLAGS LIBS CPPFLAGS
2368 done
2369 unset libext
2370
2371
2372 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2373     AC_MSG_WARN([Sufficient support for iconv function was not found.
2374     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2375    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2376    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2377    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2378 fi
2379
2380
2381 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2382 AC_TRY_RUN([
2383 #include <sys/types.h>
2384 #include <fcntl.h>
2385 #ifndef F_GETLEASE
2386 #define F_GETLEASE      1025
2387 #endif
2388 main() {
2389        int fd = open("/dev/null", O_RDONLY);
2390        return fcntl(fd, F_GETLEASE, 0) == -1;
2391 }
2392 ],
2393 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2394 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2395     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2396 fi
2397
2398 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2399 AC_TRY_RUN([
2400 #include <sys/types.h>
2401 #include <fcntl.h>
2402 #include <signal.h>
2403 #ifndef F_NOTIFY
2404 #define F_NOTIFY 1026
2405 #endif
2406 main() {
2407         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2408 }
2409 ],
2410 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2411 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2412     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2413 fi
2414
2415 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2416 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2417 AC_CHECK_FUNCS(inotify_init)
2418 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2419 ],
2420 samba_cv_HAVE_INOTIFY=yes,
2421 samba_cv_HAVE_INOTIFY=no,
2422 samba_cv_HAVE_INOTIFY=cross)
2423
2424 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2425     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2426 fi
2427
2428 #################################################
2429 # Check if FAM notifications are available. For FAM info, see
2430 #       http://oss.sgi.com/projects/fam/
2431 #       http://savannah.nongnu.org/projects/fam/
2432 AC_ARG_ENABLE(fam,
2433 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2434
2435 if test x$enable_fam != xno; then
2436     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2437     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2438         # On IRIX, libfam requires libC, but other FAM implementations
2439         # might not need it.
2440         AC_CHECK_LIB(fam, FAMOpen2,
2441             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2442             [samba_cv_HAVE_LIBFAM=no])
2443
2444         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2445             samba_fam_xtra=-lC
2446             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2447                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2448                 [samba_cv_HAVE_LIBFAM=no])
2449             unset samba_fam_xtra
2450         fi
2451     fi
2452
2453     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2454         default_shared_modules="$default_shared_modules vfs_notify_fam"
2455         AC_TRY_COMPILE([#include <fam.h>],
2456                     [enum FAMCodes code = FAMChanged;],
2457                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2458                         [Whether fam.h contains a typedef for enum FAMCodes]),
2459                     [])
2460     fi
2461
2462     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2463         AC_MSG_ERROR(FAM support requested but FAM library not available )
2464     fi
2465 fi
2466
2467 AC_SUBST(SMB_FAM_LIBS)
2468
2469 #################################################
2470 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2471
2472 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2473
2474 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2475 # Theoretically it should work with AIX JFS2 too but this needs testing
2476 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2477     default_shared_modules="$default_shared_modules vfs_tsmsm"
2478 fi
2479
2480 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2481 AC_TRY_RUN([
2482 #include <sys/types.h>
2483 #include <fcntl.h>
2484 #include <signal.h>
2485 #include <sys/file.h>
2486 #ifndef LOCK_MAND
2487 #define LOCK_MAND       32
2488 #define LOCK_READ       64
2489 #endif
2490 main() {
2491         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2492 }
2493 ],
2494 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2495 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2496     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2497 fi
2498
2499
2500 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2501 AC_TRY_COMPILE([#include <sys/types.h>
2502 #include <fcntl.h>],
2503 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2504 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2505 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2506     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2507 fi
2508
2509 #################################################
2510 # Check for POSIX capability support
2511
2512 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2513     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2514     [], [])
2515
2516 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2517
2518     ac_save_LIBS=$LIBS
2519     AC_LIBTESTFUNC(cap, cap_get_proc)
2520
2521     AC_CACHE_CHECK([for POSIX capabilities],
2522             samba_cv_HAVE_POSIX_CAPABILITIES,
2523             [
2524                 AC_TRY_RUN([
2525 #include <sys/types.h>
2526 #include <sys/capability.h>
2527 main() {
2528  cap_t cap;
2529  cap_value_t vals[1];
2530  if (!(cap = cap_get_proc()))
2531    exit(1);
2532  vals[0] = CAP_CHOWN;
2533  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2534  cap_set_proc(cap);
2535  exit(0);
2536 }],
2537                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2538                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2539                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2540             ])
2541
2542 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2543     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2544             [Whether POSIX capabilities are available])
2545 else
2546     LIBS=$ac_save_LIBS
2547 fi
2548
2549 fi
2550
2551 #
2552 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2553 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2554 #
2555
2556 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2557 AC_TRY_COMPILE([#include <sys/types.h>
2558 #if defined(HAVE_RPC_RPC_H)
2559 #include <rpc/rpc.h>
2560 #endif],
2561 [int16 testvar;],
2562 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2563 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2564     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2565 fi
2566
2567 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2568 AC_TRY_COMPILE([#include <sys/types.h>
2569 #if defined(HAVE_RPC_RPC_H)
2570 #include <rpc/rpc.h>
2571 #endif],
2572 [uint16 testvar;],
2573 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2574 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2575     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2576 fi
2577
2578 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2579 AC_TRY_COMPILE([#include <sys/types.h>
2580 #if defined(HAVE_RPC_RPC_H)
2581 #include <rpc/rpc.h>
2582 #endif],
2583 [int32 testvar;],
2584 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2585 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2586     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2587 fi
2588
2589 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2590 AC_TRY_COMPILE([#include <sys/types.h>
2591 #if defined(HAVE_RPC_RPC_H)
2592 #include <rpc/rpc.h>
2593 #endif],
2594 [uint32 testvar;],
2595 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2596 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2597     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2598 fi
2599
2600 dnl
2601 dnl Some systems (SCO) have a problem including
2602 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2603 dnl as a #define in <prot.h> and as part of an enum
2604 dnl in <rpc/rpc.h>.
2605 dnl
2606
2607 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2608 AC_TRY_COMPILE([#include <sys/types.h>
2609 #ifdef HAVE_SYS_SECURITY_H
2610 #include <sys/security.h>
2611 #include <prot.h>
2612 #endif  /* HAVE_SYS_SECURITY_H */
2613 #if defined(HAVE_RPC_RPC_H)
2614 #include <rpc/rpc.h>
2615 #endif],
2616 [int testvar;],
2617 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2618 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2619     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2620 fi
2621
2622 AC_MSG_CHECKING([for test routines])
2623 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2624            AC_MSG_RESULT(yes),
2625            AC_MSG_ERROR([cant find test code. Aborting config]),
2626            AC_MSG_WARN([cannot run when cross-compiling]))
2627
2628 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2629 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2630            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2631 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2632     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2633 fi
2634
2635 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2636 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2637            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2638 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2639     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2640 fi
2641
2642 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2643 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2644 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2645 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2646 AC_CHECK_FUNCS(getpagesize)
2647
2648 ################################################
2649 # look for a method of setting the effective uid
2650 seteuid=no;
2651
2652 if test $seteuid = no; then
2653 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2654 AC_TRY_RUN([
2655 #define AUTOCONF_TEST 1
2656 #define USE_SETREUID 1
2657 #include "confdefs.h"
2658 #include "${srcdir-.}/lib/util_sec.c"],
2659            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2660 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2661     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2662 fi
2663 fi
2664
2665 # we check for setresuid second as it conflicts with AIO on Linux. 
2666 # see http://samba.org/~tridge/junkcode/aio_uid.c
2667 if test $seteuid = no; then
2668 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2669 AC_TRY_RUN([
2670 #define AUTOCONF_TEST 1
2671 #define USE_SETRESUID 1
2672 #include "confdefs.h"
2673 #include "${srcdir-.}/lib/util_sec.c"],
2674            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2675 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2676     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2677 fi
2678 fi
2679
2680 if test $seteuid = no; then
2681 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2682 AC_TRY_RUN([
2683 #define AUTOCONF_TEST 1
2684 #define USE_SETEUID 1
2685 #include "confdefs.h"
2686 #include "${srcdir-.}/lib/util_sec.c"],
2687            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2688 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2689     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2690 fi
2691 fi
2692
2693 if test $seteuid = no; then
2694 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2695 AC_TRY_RUN([
2696 #define AUTOCONF_TEST 1
2697 #define USE_SETUIDX 1
2698 #include "confdefs.h"
2699 #include "${srcdir-.}/lib/util_sec.c"],
2700            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2701 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2702     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2703 fi
2704 fi
2705
2706 AC_CACHE_CHECK([for the Darwin initgroups system call],
2707         samba_cv_DARWIN_INITGROUPS,
2708         AC_TRY_LINK([
2709 #include <sys/syscall.h>
2710 #include <unistd.h>
2711         ],
2712         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2713         samba_cv_DARWIN_INITGROUPS=yes,
2714         samba_cv_DARWIN_INITGROUPS=no)
2715 )
2716
2717 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2718     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2719         [Whether to use the Darwin-specific initgroups system call])
2720 fi
2721
2722 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2723 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2724            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2725 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2726     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2727 fi
2728
2729 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2730 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2731            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2732 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2733     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2734
2735 else
2736
2737 dnl
2738 dnl Don't check for 64 bit fcntl locking if we know that the
2739 dnl glibc2.1 broken check has succeeded.
2740 dnl
2741
2742   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2743   AC_TRY_RUN([
2744 #if defined(HAVE_UNISTD_H)
2745 #include <unistd.h>
2746 #endif
2747 #include <stdio.h>
2748 #include <stdlib.h>
2749
2750 #ifdef HAVE_FCNTL_H
2751 #include <fcntl.h>
2752 #endif
2753
2754 #ifdef HAVE_SYS_FCNTL_H
2755 #include <sys/fcntl.h>
2756 #endif
2757 main() { struct flock64 fl64;
2758 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2759 exit(0);
2760 #else
2761 exit(1);
2762 #endif
2763 }],
2764        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2765
2766   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2767       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2768   fi
2769 fi
2770
2771 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2772 AC_TRY_COMPILE([#include <sys/types.h>
2773 #include <sys/stat.h>
2774 #include <unistd.h>],
2775 [struct stat st;  st.st_blocks = 0;],
2776 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2777 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2778     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2779 fi
2780
2781 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2782
2783 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2784 AC_TRY_COMPILE([#include <sys/types.h>
2785 #include <sys/stat.h>
2786 #include <unistd.h>],
2787 [struct stat st;  st.st_blksize = 0;],
2788 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2789 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2790     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2791 fi
2792
2793 AC_CACHE_CHECK([for st_flags in struct stat],
2794         samba_cv_HAVE_STAT_ST_FLAGS,
2795         [
2796             AC_TRY_COMPILE([#include <sys/types.h>
2797 #include <sys/stat.h>
2798 #include <unistd.h>],
2799             [struct stat st;  st.st_flags = 0;],
2800             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2801             samba_cv_HAVE_STAT_ST_FLAGS=no,
2802             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2803         ])
2804
2805 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2806     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2807                 [Whether the stat struct has a st_flags member])
2808 fi
2809
2810 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2811 AC_TRY_COMPILE([
2812 #include <sys/types.h>
2813 #include <sys/acl.h>
2814 #if defined(HAVE_RPCSVC_NIS_H)
2815 #include <rpcsvc/nis.h>
2816 #endif],
2817 [int i;],
2818 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2819 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2820         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2821 fi
2822
2823 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2824 AC_TRY_RUN([
2825 #include <stdio.h>
2826 #include <limits.h>
2827 #include <signal.h>
2828
2829 void exit_on_core(int ignored) {
2830         exit(1);
2831 }
2832
2833 main() {
2834         char *newpath;
2835         signal(SIGSEGV, exit_on_core);
2836         newpath = realpath("/tmp", NULL);
2837         exit((newpath != NULL) ? 0 : 1);
2838 }
2839 ],
2840 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2841 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2842     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2843 fi
2844
2845 #################################################
2846 # check for AFS clear-text auth support
2847 samba_cv_WITH_AFS=no
2848 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2849 AC_ARG_WITH(afs,
2850 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2851 [ case "$withval" in
2852   yes|auto)
2853     AC_MSG_RESULT($withval)
2854     samba_cv_WITH_AFS=$withval
2855     ;;
2856   *)
2857     AC_MSG_RESULT(no)
2858     ;;
2859   esac ],
2860   AC_MSG_RESULT(no)
2861 )
2862
2863 ####################################################
2864 # check for Linux-specific AFS fake-kaserver support
2865 samba_cv_WITH_FAKE_KASERVER=no
2866 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2867 AC_ARG_WITH(fake-kaserver,
2868 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2869 [ case "$withval" in
2870   yes|auto)
2871     AC_MSG_RESULT($withval)
2872     samba_cv_WITH_FAKE_KASERVER=$withval
2873     ;;
2874   *)
2875     AC_MSG_RESULT(no)
2876     ;;
2877   esac ],
2878   AC_MSG_RESULT(no)
2879 )
2880
2881 #################################################
2882 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2883 if test x"$samba_cv_WITH_AFS" != x"no" ||
2884    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2885
2886     # see if this box has the OpenSSL DES libraries
2887     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2888
2889     # see if this box has the afs-headers in /usr/include/afs
2890     AC_MSG_CHECKING(for /usr/include/afs)
2891     if test -d /usr/include/afs; then
2892           AC_MSG_RESULT(yes)
2893     else
2894       AC_MSG_RESULT(no)
2895     fi
2896
2897     # check for afs.h
2898     have_afs_headers=no
2899     AC_CHECK_HEADERS(afs.h afs/afs.h)
2900     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2901         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2902            test x"$samba_cv_WITH_AFS" = x"auto"; then
2903                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2904         else
2905                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2906         fi
2907     else
2908         have_afs_headers=yes
2909     fi
2910 fi
2911
2912 FAKE_KASERVER_OBJ=""
2913 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2914     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2915     FAKE_KASERVER_OBJ="utils/net_afs.o"
2916 fi
2917 AC_SUBST(FAKE_KASERVER_OBJ)
2918
2919 #################################################
2920 # check whether to compile AFS/NT ACL mapping module
2921 samba_cv_WITH_VFS_AFSACL=no
2922 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2923 AC_ARG_WITH(vfs-afsacl,
2924 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2925 [ case "$withval" in
2926   yes|auto)
2927     AC_MSG_RESULT($withval)
2928     samba_cv_WITH_VFS_AFSACL=yes
2929     ;;
2930   *)
2931     AC_MSG_RESULT(no)
2932     ;;
2933   esac ],
2934   AC_MSG_RESULT(no)
2935 )
2936
2937 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2938    default_shared_modules="$default_shared_modules vfs_afsacl"
2939 fi
2940         
2941 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2942     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2943 fi
2944
2945 #################################################
2946 # check for the DFS clear-text auth system
2947 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2948 AC_ARG_WITH(dfs,
2949 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2950 [ case "$withval" in
2951   yes)
2952     AC_MSG_RESULT(yes)
2953     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2954     ;;
2955   *)
2956     AC_MSG_RESULT(no)
2957     ;;
2958   esac ],
2959   AC_MSG_RESULT(no)
2960 )
2961
2962 ########################################################
2963 # Compile with LDAP support?
2964
2965 with_ldap_support=auto
2966 AC_MSG_CHECKING([for LDAP support])
2967
2968 AC_ARG_WITH(ldap,
2969 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2970 [ case "$withval" in
2971     yes|no)
2972         with_ldap_support=$withval
2973         ;;
2974   esac ])
2975
2976 AC_MSG_RESULT($with_ldap_support)
2977
2978 SMBLDAP=""
2979 AC_SUBST(SMBLDAP)
2980 SMBLDAPUTIL=""
2981 AC_SUBST(SMBLDAPUTIL)
2982 LDBLDAP=""
2983 AC_SUBST(LDBLDAP)
2984
2985 if test x"$with_ldap_support" != x"no"; then
2986
2987   ##################################################################
2988   # first test for ldap.h and lber.h
2989   # (ldap.h is required for this test)
2990   AC_CHECK_HEADERS(ldap.h lber.h)
2991
2992   if test x"$ac_cv_header_ldap_h" != x"yes"; then
2993         if test x"$with_ldap_support" = x"yes"; then
2994          AC_MSG_ERROR(ldap.h is needed for LDAP support)
2995         else
2996          AC_MSG_WARN(ldap.h is needed for LDAP support)
2997         fi
2998         
2999         with_ldap_support=no
3000   fi
3001
3002   ##################################################################
3003   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3004   # unsigned int in include/includes.h
3005   case $host_os in
3006         *hpux*)
3007          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3008          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3009         with_ldap_support=yes
3010         ;;
3011         *)
3012         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3013         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3014                 if test x"$with_ldap_support" = x"yes"; then
3015                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3016                 else
3017                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3018                 fi
3019                 with_ldap_support=no
3020         fi
3021         ;;
3022   esac
3023 fi
3024
3025 if test x"$with_ldap_support" != x"no"; then
3026   ac_save_LIBS=$LIBS
3027
3028   ##################################################################
3029   # we might need the lber lib on some systems. To avoid link errors
3030   # this test must be before the libldap test
3031   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3032
3033   ########################################################
3034   # If ber_sockbuf_add_io() is available we can add
3035   # SASL wrapping hooks
3036   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3037
3038   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3039                  AC_TRY_COMPILE([#include <ldap.h>],
3040                                 [int val = LDAP_OPT_SOCKBUF;],
3041                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3042                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3043
3044   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3045           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3046         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3047   fi
3048
3049   #######################################################
3050   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3051   # ldap logging and print it out in the samba logs
3052   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3053                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3054                  [AC_TRY_COMPILE([#include <lber.h>],
3055                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3056                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3057                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3058
3059   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3060         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3061                   [Support for LDAP/LBER logging interception])
3062   fi
3063
3064   ########################################################
3065   # now see if we can find the ldap libs in standard paths
3066   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3067
3068   ########################################################
3069   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3070   # Check found in pam_ldap 145.
3071   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3072
3073   LIBS="$LIBS $LDAP_LIBS"
3074   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3075     AC_TRY_COMPILE([
3076         #include <lber.h>
3077         #include <ldap.h>],
3078         [ldap_set_rebind_proc(0, 0, 0);],
3079         [smb_ldap_cv_ldap_set_rebind_proc=3],
3080         [smb_ldap_cv_ldap_set_rebind_proc=2]
3081     )
3082   ])
3083
3084   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3085
3086   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3087
3088   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3089     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3090     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3091     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3092     default_shared_modules="$default_shared_modules";
3093     SMBLDAP="lib/smbldap.o"
3094     SMBLDAPUTIL="lib/smbldap_util.o"
3095     with_ldap_support=yes
3096     AC_MSG_CHECKING(whether LDAP support is used)
3097     AC_MSG_RESULT(yes)
3098   else
3099     if test x"$with_ldap_support" = x"yes"; then
3100         AC_MSG_ERROR(libldap is needed for LDAP support)
3101     else
3102         AC_MSG_WARN(libldap is needed for LDAP support)
3103     fi
3104
3105     LDAP_LIBS=""
3106     with_ldap_support=no
3107   fi
3108   LIBS=$ac_save_LIBS
3109 fi
3110
3111
3112 #################################################
3113 # active directory support
3114
3115 with_ads_support=auto
3116 AC_MSG_CHECKING([for Active Directory and krb5 support])
3117
3118 AC_ARG_WITH(ads,
3119 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3120 [ case "$withval" in
3121     yes|no)
3122         with_ads_support="$withval"
3123         ;;
3124   esac ])
3125
3126 AC_MSG_RESULT($with_ads_support)
3127
3128 FOUND_KRB5=no
3129 KRB5_LIBS=""
3130
3131 if test x"$with_ldap_support" != x"yes"; then
3132
3133     if test x"$with_ads_support" = x"yes"; then
3134         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3135     elif test x"$with_ads_support" = x"auto"; then
3136         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3137         with_ads_support=no
3138     fi
3139
3140 else
3141
3142     # Check to see whether there is enough LDAP functionality to be able
3143     # to build AD support.
3144
3145 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3146 case "$host_os" in
3147         *hpux*)
3148     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3149
3150     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3151         if test x"$with_ads_support" = x"yes"; then
3152             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3153         elif test x"$with_ads_support" = x"auto"; then
3154             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3155             with_ads_support=no
3156         fi
3157     fi
3158     ;;
3159         *)
3160     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3161
3162     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3163         if test x"$with_ads_support" = x"yes"; then
3164             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3165         elif test x"$with_ads_support" = x"auto"; then
3166             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3167             with_ads_support=no
3168         fi
3169     fi
3170     ;;
3171 esac
3172
3173
3174     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3175
3176     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3177         if test x"$with_ads_support" = x"yes"; then
3178             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3179         elif test x"$with_ads_support" = x"auto"; then
3180             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3181             with_ads_support=no
3182         fi
3183     fi
3184
3185 fi
3186
3187 if test x"$with_ads_support" != x"no"; then
3188
3189   # Do no harm to the values of CFLAGS and LIBS while testing for
3190   # Kerberos support.
3191
3192   if test x$FOUND_KRB5 = x"no"; then
3193     #################################################
3194     # check for location of Kerberos 5 install
3195     AC_MSG_CHECKING(for kerberos 5 install path)
3196     AC_ARG_WITH(krb5,
3197     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3198     [ case "$withval" in
3199       no)
3200         AC_MSG_RESULT(no krb5-path given)
3201         ;;
3202       yes)
3203         AC_MSG_RESULT(/usr)
3204         FOUND_KRB5=yes
3205         ;;
3206       *)
3207         AC_MSG_RESULT($withval)
3208         KRB5_CFLAGS="-I$withval/include"
3209         KRB5_CPPFLAGS="-I$withval/include"
3210         KRB5_LDFLAGS="-L$withval/lib"
3211         FOUND_KRB5=yes
3212         if test -x "$withval/bin/krb5-config"; then
3213                 KRB5CONFIG=$withval/bin/krb5-config
3214         fi
3215         ;;
3216       esac ],
3217       AC_MSG_RESULT(no krb5-path given)
3218     )
3219   fi
3220
3221   #################################################
3222   # check for krb5-config from recent MIT and Heimdal kerberos 5
3223   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3224   AC_MSG_CHECKING(for working krb5-config)
3225   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3226     ac_save_CFLAGS=$CFLAGS
3227     CFLAGS="";export CFLAGS
3228     ac_save_LDFLAGS=$LDFLAGS
3229     LDFLAGS="";export LDFLAGS
3230     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3231     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3232     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3233     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3234     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3235     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3236     FOUND_KRB5=yes
3237     AC_MSG_RESULT(yes)
3238   else
3239     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3240   fi
3241
3242   if test x$FOUND_KRB5 = x"no"; then
3243     #################################################
3244     # see if this box has the SuSE location for the heimdal krb implementation
3245     AC_MSG_CHECKING(for /usr/include/heimdal)
3246     if test -d /usr/include/heimdal; then
3247       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3248           KRB5_CFLAGS="-I/usr/include/heimdal"
3249           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3250           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3251           FOUND_KRB5=yes
3252           AC_MSG_RESULT(yes)
3253       else
3254           KRB5_CFLAGS="-I/usr/include/heimdal"
3255           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3256           FOUND_KRB5=yes
3257           AC_MSG_RESULT(yes)
3258       fi
3259     else
3260       AC_MSG_RESULT(no)
3261     fi
3262   fi
3263
3264   if test x$FOUND_KRB5 = x"no"; then
3265     #################################################
3266     # see if this box has the RedHat location for kerberos
3267     AC_MSG_CHECKING(for /usr/kerberos)
3268     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3269       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3270       KRB5_CFLAGS="-I/usr/kerberos/include"
3271       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3272       FOUND_KRB5=yes
3273       AC_MSG_RESULT(yes)
3274     else
3275       AC_MSG_RESULT(no)
3276     fi
3277   fi
3278
3279   if test x$FOUND_KRB5 = x"no"; then
3280     #################################################
3281     # see if this box has the OpenBSD location for heimdal krb5
3282     AC_MSG_CHECKING(for /usr/include/kerberosV)
3283     if test -d /usr/include/kerberosV; then
3284       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3285       KRB5_LIBS="-lcrypto"
3286       FOUND_KRB5=yes
3287       AC_MSG_RESULT(yes)
3288     else
3289       AC_MSG_RESULT(no)
3290     fi
3291   fi
3292
3293   ac_save_CFLAGS=$CFLAGS
3294   ac_save_CPPFLAGS=$CPPFLAGS
3295   ac_save_LDFLAGS=$LDFLAGS
3296
3297   # remove needless evil rpath stuff as early as possible:
3298   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3299   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3300   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3301   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3302   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3303
3304   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3305
3306   # now check for krb5.h. Some systems have the libraries without the headers!
3307   # note that this check is done here to allow for different kerberos
3308   # include paths
3309   AC_CHECK_HEADERS(krb5.h)
3310
3311   if test x"$ac_cv_header_krb5_h" = x"no"; then
3312
3313     # Give a warning if AD support was not explicitly requested,
3314     # i.e with_ads_support = auto, otherwise die with an error.
3315
3316     if test x"$with_ads_support" = x"yes"; then
3317       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3318     else
3319       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3320     fi
3321
3322     # Turn off AD support and restore CFLAGS and LIBS variables
3323
3324     with_ads_support="no"
3325
3326     CFLAGS=$ac_save_CFLAGS
3327     CPPFLAGS=$ac_save_CPPFLAGS
3328     LDFLAGS=$ac_save_LDFLAGS
3329   fi
3330   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3331   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3332         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3333         if test x"$BLDSHARED" = x"true" ; then
3334                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3335         fi
3336   fi
3337 fi
3338
3339 # Now we have determined whether we really want ADS support
3340 use_ads=no
3341 if test x"$with_ads_support" != x"no"; then
3342   use_ads=yes
3343   have_gssapi=no
3344   ac_save_LIBS=$LIBS
3345
3346   # now check for gssapi headers.  This is also done here to allow for
3347   # different kerberos include paths
3348   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3349
3350   ##################################################################
3351   # we might need the k5crypto and com_err libraries on some systems
3352   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3353   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3354
3355   # Heimdal checks.
3356   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3357   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3358   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3359
3360   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3361   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3362
3363   ########################################################
3364   # now see if we can find the krb5 libs in standard paths
3365   # or as specified above
3366   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3367   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3368
3369   ########################################################
3370   # now see if we can find the gssapi libs in standard paths
3371   if test x"$have_gssapi" != x"yes"; then
3372      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3373   fi
3374
3375   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3376   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3377   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3378   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3379   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3380   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3381   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3382   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3383   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3384   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3385   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3386   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3387   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3388   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3389   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3390   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3391   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3392   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3393   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3394   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3395   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3396   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3397   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3398   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3399   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3400   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3401   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3402   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3403   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3404   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3405   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3406   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3407   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3408   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3409   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3410   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3411   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3412   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3413   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3414   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3415   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3416   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3417   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3418
3419   LIBS="$KRB5_LIBS $LIBS"
3420
3421   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3422         smb_krb5_cv_ticket_has_keyinfo,
3423         [
3424             AC_TRY_COMPILE(
3425             [
3426                 #include <krb5.h>
3427             ],
3428             [
3429                 krb5_ticket ticket;
3430                 krb5_kvno kvno;
3431                 krb5_enctype enctype;
3432
3433                 enctype = ticket.enc_part.enctype;
3434                 kvno = ticket.enc_part.kvno;
3435             ],
3436             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3437             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3438         ])
3439
3440   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3441         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3442             [Whether the krb5_ticket structure contains the kvno and enctype])
3443   fi
3444
3445   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3446           smb_krb5_cv_creds_opt_free_context,
3447           [
3448                 AC_TRY_COMPILE([
3449                     #include <krb5.h>],
3450                     [
3451                         krb5_context ctx;
3452                         krb5_get_init_creds_opt *opt = NULL;
3453                         krb5_get_init_creds_opt_free(ctx, opt);
3454                     ],
3455                     [smb_krb5_cv_creds_opt_free_context=yes],
3456                     [smb_krb5_cv_creds_opt_free_context=no]
3457                 )
3458           ])
3459
3460   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3461         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3462             [Whether krb5_get_init_creds_opt_free takes a context argument])
3463   fi
3464
3465   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3466     AC_TRY_COMPILE([
3467         #include <krb5.h>],
3468         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3469         [smb_krb5_cv_verify_checksum=7],
3470         [smb_krb5_cv_verify_checksum=6],
3471     )
3472   ])
3473   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3474
3475   AC_CACHE_CHECK([for checksum in krb5_checksum],
3476                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3477     AC_TRY_COMPILE([#include <krb5.h>],
3478       [krb5_checksum cksum; cksum.checksum.length = 0;],
3479       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3480       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3481
3482   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3483     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3484                [Whether the krb5_checksum struct has a checksum property])
3485   fi
3486
3487   AC_CACHE_CHECK([for etype in EncryptedData],
3488                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3489     AC_TRY_COMPILE([#include <krb5.h>],
3490       [EncryptedData edata; edata.etype = 0;],
3491       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3492       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3493
3494   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3495     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3496                [Whether the EncryptedData struct has a etype property])
3497   fi
3498
3499   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3500                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3501     AC_TRY_COMPILE([#include <krb5.h>],
3502       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3503       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3504       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3505
3506   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3507     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3508                [Whether the krb5_ap_req struct has a ticket pointer])
3509   fi
3510
3511   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3512                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3513     AC_TRY_COMPILE([#include <krb5.h>],
3514       [krb5_error err; err.e_data = NULL;],
3515       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3516       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3517
3518   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3519     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3520                [Whether the krb5_error struct has a e_data pointer])
3521   fi
3522
3523   AC_CACHE_CHECK([for krb5_crypto type],
3524                 samba_cv_HAVE_KRB5_CRYPTO,[
3525     AC_TRY_COMPILE([#include <krb5.h>],
3526       [krb5_crypto crypto;],
3527       samba_cv_HAVE_KRB5_CRYPTO=yes,
3528       samba_cv_HAVE_KRB5_CRYPTO=no)])
3529
3530   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3531     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3532                [Whether the type krb5_crypto exists])
3533   fi
3534
3535   AC_CACHE_CHECK([for krb5_encrypt_block type],
3536                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3537     AC_TRY_COMPILE([#include <krb5.h>],
3538       [krb5_encrypt_block block;],
3539       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3540       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3541
3542   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3543     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3544                [Whether the type krb5_encrypt_block exists])
3545   fi
3546
3547   AC_CACHE_CHECK([for addrtype in krb5_address],
3548                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3549     AC_TRY_COMPILE([#include <krb5.h>],
3550       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3551       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3552       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3553
3554   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3555     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3556                [Whether the krb5_address struct has a addrtype property])
3557   fi
3558
3559   AC_CACHE_CHECK([for addr_type in krb5_address],
3560                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3561     AC_TRY_COMPILE([#include <krb5.h>],
3562       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3563       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3564       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3565
3566   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3567     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3568               [Whether the krb5_address struct has a addr_type property])
3569   fi
3570
3571   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3572                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3573                  [AC_TRY_COMPILE([#include <krb5.h>],
3574     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3575     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3576
3577   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3578     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3579               [Whether the krb5_ticket struct has a enc_part2 property])
3580   fi
3581
3582   AC_CACHE_CHECK([for keyblock in krb5_creds],
3583                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3584     AC_TRY_COMPILE([#include <krb5.h>],
3585       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3586       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3587       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3588
3589   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3590     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3591               [Whether the krb5_creds struct has a keyblock property])
3592   fi
3593
3594   AC_CACHE_CHECK([for session in krb5_creds],
3595                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3596     AC_TRY_COMPILE([#include <krb5.h>],
3597       [krb5_creds creds; krb5_keyblo