0224737cb5b9081c67690a2afc308431d0424235
[ira/wip.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26
27 m4_include(../lib/tevent/libtevent.m4)
28
29 LIBTEVENT_OBJ0=""
30 for obj in ${TEVENT_OBJ}; do
31         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
32 done
33 AC_SUBST(LIBTEVENT_OBJ0)
34 LIBS="${LIBS} ${TEVENT_LIBS}"
35
36 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
37 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
38 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
42
43 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
44
45 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
46 if test "x${srcdir-.}" != "x."; then
47         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
48 fi
49
50 dnl Unique-to-Samba variables we'll be playing with.
51 AC_SUBST(SAMBA_CPPFLAGS)
52 AC_SUBST(SHELL)
53 AC_SUBST(LDSHFLAGS)
54 AC_SUBST(SONAMEFLAG)
55 AC_SUBST(SHLD)
56 AC_SUBST(MODULE_EXPORTS)
57 AC_SUBST(DSO_EXPORTS)
58 AC_SUBST(HOST_OS)
59 AC_SUBST(PICFLAG)
60 AC_SUBST(PIE_CFLAGS)
61 AC_SUBST(PIE_LDFLAGS)
62 AC_SUBST(RELRO_LDFLAGS)
63 AC_SUBST(SHLIBEXT)
64 AC_SUBST(INSTALLLIBCMD_SH)
65 AC_SUBST(INSTALLLIBCMD_A)
66 AC_SUBST(UNINSTALLLIBCMD_SH)
67 AC_SUBST(UNINSTALLLIBCMD_A)
68
69 AC_SUBST(INSTALL_LIBWBCLIENT)
70 AC_SUBST(UNINSTALL_LIBWBCLIENT)
71 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
72 AC_SUBST(LIBWBCLIENT_SHARED)
73 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
74 AC_SUBST(LIBWBCLIENT_STATIC)
75 AC_SUBST(LIBWBCLIENT_SOVER)
76 AC_SUBST(LIBWBCLIENT)
77 AC_SUBST(LIBWBCLIENT_LIBS)
78
79 AC_SUBST(LIBSAMBAUTIL_SHARED)
80
81 AC_SUBST(PRINT_LIBS)
82 AC_SUBST(AUTH_LIBS)
83 AC_SUBST(ACL_LIBS)
84 AC_SUBST(PASSDB_LIBS)
85 AC_SUBST(IDMAP_LIBS)
86 AC_SUBST(KRB5_LIBS)
87 AC_SUBST(UUID_LIBS)
88 AC_SUBST(LDAP_LIBS)
89 AC_SUBST(GPEXT_LIBS)
90 AC_SUBST(PAM_MODULES)
91 AC_SUBST(INSTALL_PAM_MODULES)
92 AC_SUBST(UNINSTALL_PAM_MODULES)
93 AC_SUBST(NSS_MODULES)
94 AC_SUBST(EXTRA_BIN_PROGS)
95 AC_SUBST(CIFSMOUNT_PROGS)
96 AC_SUBST(INSTALL_CIFSMOUNT)
97 AC_SUBST(UNINSTALL_CIFSMOUNT)
98 AC_SUBST(CIFSUMOUNT_PROGS)
99 AC_SUBST(INSTALL_CIFSUMOUNT)
100 AC_SUBST(UNINSTALL_CIFSUMOUNT)
101 AC_SUBST(CIFSUPCALL_PROGS)
102 AC_SUBST(INSTALL_CIFSUPCALL)
103 AC_SUBST(UNINSTALL_CIFSUPCALL)
104 AC_SUBST(EXTRA_SBIN_PROGS)
105 AC_SUBST(EXTRA_ALL_TARGETS)
106 AC_SUBST(CONFIG_LIBS)
107 AC_SUBST(NSCD_LIBS)
108
109 # compile with optimization and without debugging by default, but
110 # allow people to set their own preference.
111 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
112 # if it has no value.  This prevent *very* large debug binaries from occurring
113 # by default.
114 if test "x$debug" = "xyes" ; then
115         CFLAGS="${CFLAGS} -g"
116 fi
117 if test "x$CFLAGS" = x; then
118   CFLAGS="-O"
119 fi
120
121 m4_include(../lib/socket_wrapper/config.m4)
122 m4_include(../lib/nss_wrapper/config.m4)
123
124 m4_include(m4/swat.m4)
125
126 # Probe the gcc version for extra CFLAGS. We always stash these in
127 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
128 # Makefile edit, avoiding the need to re-run configure.
129 if test x"$ac_cv_prog_gcc" = x"yes" ; then
130         DEVELOPER_CFLAGS="-g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
131         # Add -Wdeclaration-after-statement if compiler supports it
132         AC_CACHE_CHECK(
133           [that the C compiler understands -Wdeclaration-after-statement],
134           samba_cv_HAVE_Wdeclaration_after_statement, [
135           AC_TRY_RUN_STRICT([
136             int main(void)
137             {
138                 return 0;
139             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
140             samba_cv_HAVE_Wdeclaration_after_statement=yes,
141             samba_cv_HAVE_Wdeclaration_after_statement=no,
142             samba_cv_HAVE_Wdeclaration_after_statement=cross)
143        ])
144
145         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
146             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
147         fi
148
149         #-Werror-implicit-function-declaration
150         AC_CACHE_CHECK(
151           [that the C compiler understands -Werror-implicit-function-declaration],
152           samba_cv_HAVE_Werror_implicit_function_declaration, [
153           AC_TRY_RUN_STRICT([
154             int main(void)
155             {
156                 return 0;
157             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
158             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
159             samba_cv_HAVE_Werror_implicit_function_declaration=no,
160             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
161        ])
162        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
163             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
164        fi
165
166         # krb5developer is like developer, except we don't get
167         # -Wstrict-prototypes.
168        if test x"$krb5_developer" != x"$yes" ; then
169             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
170        fi
171
172        if test x"$picky_developer" = x"yes"; then
173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
174        fi
175 fi
176
177 #################################################
178 # check for a shared memory profiling support
179 AC_MSG_CHECKING(whether to use profiling)
180 AC_ARG_WITH(profiling-data,
181 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
182 [ case "$withval" in
183   yes)
184     AC_MSG_RESULT(yes)
185     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
186     samba_cv_WITH_PROFILE=yes
187     ;;
188   *)
189     AC_MSG_RESULT(no)
190     samba_cv_WITH_PROFILE=no
191     ;;
192   esac ],
193   AC_MSG_RESULT(no)
194 )
195
196 dnl Checks for programs.
197 merged_build_possible=yes
198
199 AC_PROG_INSTALL
200 AC_PROG_AWK
201 # Check for GNU make
202 m4_include(../m4/check_make.m4)
203 AC_SAMBA_GNU_MAKE([true], [merged_build_possible=no])
204
205 # Check for perl
206 m4_include(../m4/check_perl.m4)
207 AC_SAMBA_PERL([true], [merged_build_possible=no])
208
209 AC_CHECK_TOOL(AR, ar)
210
211 dnl Check if we use GNU ld
212 LD=ld
213 AC_PROG_LD_GNU
214
215 dnl Certain versions of GNU ld the default is not to have the
216 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
217 dnl warnings when building modules.
218 if test "$ac_cv_prog_gnu_ld" = "yes"; then
219         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
220         AC_MSG_CHECKING(GNU ld release date)
221         changequote(,)dnl
222         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
223         changequote([,])dnl
224         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
225         if test -n "$ac_cv_gnu_ld_date"; then
226         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
227                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
228         fi
229         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
230                 ac_cv_gnu_ld_version_script=yes
231         fi
232         else
233            AC_MSG_CHECKING(GNU ld release version)
234            changequote(,)dnl
235            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^[^0-9]*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
236            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
237            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
238            changequote([,])dnl
239            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
240            AC_MSG_CHECKING(GNU ld release version major)
241            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
242            AC_MSG_CHECKING(GNU ld release version minor)
243            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
244            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
245              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
246            fi
247            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
248              ac_cv_gnu_ld_version_script=yes
249            fi
250         fi
251 fi
252
253 dnl look for executable suffix
254 AC_EXEEXT
255
256 dnl Check if C compiler understands -c and -o at the same time
257 AC_PROG_CC_C_O
258 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
259       BROKEN_CC=
260 else
261       BROKEN_CC=#
262 fi
263 AC_SUBST(BROKEN_CC)
264
265 dnl Check if the C compiler understands -Werror
266 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
267  AC_TRY_RUN_STRICT([
268   int main(void)
269   {
270         return 0;
271   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
272   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
273 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
274    Werror_FLAGS="-Werror"
275 else
276 dnl Check if the C compiler understands -w2
277 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
278  AC_TRY_RUN_STRICT([
279   int main(void)
280   {
281         return 0;
282   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
283   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
284 if test x"$samba_cv_HAVE_w2" = x"yes"; then
285    Werror_FLAGS="-w2"
286 else
287 dnl Check if the C compiler understands -errwarn
288 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
289   AC_TRY_RUN_STRICT([
290    int main(void)
291    {
292         return 0;
293    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
294    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
295 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
296    Werror_FLAGS="-errwarn=%all"
297 fi
298 fi
299 fi
300
301 ############################################
302 # check if the compiler can handle negative enum values
303 # and don't truncate the values to INT_MAX
304 # a runtime test is needed here
305 AC_SUBST(PIDL_ARGS)
306 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
307     AC_TRY_RUN(
308 [
309         #include <stdio.h>
310         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
311         int main(void) {
312                 enum negative_values v1 = NEGATIVE_VALUE;
313                 unsigned v2 = NEGATIVE_VALUE;
314
315                 if (v1 != 0xFFFFFFFF) {
316                         printf("%u != 0xFFFFFFFF\n", v1);
317                         return 1;
318                 }
319                 if (v2 != 0xFFFFFFFF) {
320                         printf("%u != 0xFFFFFFFF\n", v2);
321                         return 1;
322                 }
323
324                 return 0;
325         }
326 ],
327         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
328 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
329         AC_MSG_WARN([using --uint-enums for pidl])
330         PIDL_ARGS="$PIDL_ARGS --uint-enums"
331 fi
332
333 dnl Figure out the flags to support named structure initializers
334
335 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
336
337 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
338 AC_MSG_CHECKING(uname -s)
339 AC_MSG_RESULT(${UNAME_S})
340
341 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
342 AC_MSG_CHECKING(uname -r)
343 AC_MSG_RESULT(${UNAME_R})
344
345 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
346 AC_MSG_CHECKING(uname -m)
347 AC_MSG_RESULT(${UNAME_M})
348
349 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
350 AC_MSG_CHECKING(uname -p)
351 AC_MSG_RESULT(${UNAME_P})
352
353 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
354 AC_MSG_CHECKING(uname -i)
355 AC_MSG_RESULT(${UNAME_I})
356
357 dnl Add #include for broken IRIX header files
358   case "$host_os" in
359         *irix6*)
360                 #TODO add to libreplace
361                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
362                         dnl Fix sensible defaults for MIPSPro compilers. The
363                         dnl error numbers are valid for the 7.3 compilers,
364                         dnl hopefully also valid for the 7.4 series.
365                         dnl
366                         dnl Bugzilla 3801. Force an error on warning 1035
367                         dnl so we don't incorrectly detect stdint.h. This
368                         dnl warning is emitted for #error directives.
369                         CFLAGS="$CFLAGS -diag_error 1035"
370                         dnl 1209: Controlling expression is constant
371                         dnl 1174: Function foo declared but never referenced
372                         dnl 3201: Parameter foo was never referenced
373                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
374                 fi
375         ;;
376 esac
377
378 DYNEXP=
379 AC_SUBST(DYNEXP)
380
381 dnl Add modules that have to be built by default here
382 dnl These have to be built static:
383 default_static_modules=""
384 default_static_modules="$default_static_modules pdb_smbpasswd"
385 default_static_modules="$default_static_modules pdb_tdbsam"
386 default_static_modules="$default_static_modules pdb_wbc_sam"
387 default_static_modules="$default_static_modules rpc_lsarpc"
388 default_static_modules="$default_static_modules rpc_samr"
389 default_static_modules="$default_static_modules rpc_winreg"
390 default_static_modules="$default_static_modules rpc_initshutdown"
391 default_static_modules="$default_static_modules rpc_dssetup"
392 default_static_modules="$default_static_modules rpc_wkssvc"
393 default_static_modules="$default_static_modules rpc_svcctl"
394 default_static_modules="$default_static_modules rpc_ntsvcs"
395 default_static_modules="$default_static_modules rpc_netlogon"
396 default_static_modules="$default_static_modules rpc_netdfs"
397 default_static_modules="$default_static_modules rpc_srvsvc"
398 default_static_modules="$default_static_modules rpc_spoolss"
399 default_static_modules="$default_static_modules rpc_eventlog"
400 default_static_modules="$default_static_modules auth_sam"
401 default_static_modules="$default_static_modules auth_unix"
402 default_static_modules="$default_static_modules auth_winbind"
403 default_static_modules="$default_static_modules auth_wbc"
404 default_static_modules="$default_static_modules auth_server"
405 default_static_modules="$default_static_modules auth_domain"
406 default_static_modules="$default_static_modules auth_builtin"
407 default_static_modules="$default_static_modules auth_netlogond"
408 default_static_modules="$default_static_modules vfs_default"
409 default_static_modules="$default_static_modules nss_info_template"
410
411 dnl These are preferably build shared, and static if dlopen() is not available
412 default_shared_modules=""
413 default_shared_modules="$default_shared_modules vfs_recycle"
414 default_shared_modules="$default_shared_modules vfs_audit"
415 default_shared_modules="$default_shared_modules vfs_extd_audit"
416 default_shared_modules="$default_shared_modules vfs_full_audit"
417 default_shared_modules="$default_shared_modules vfs_netatalk"
418 default_shared_modules="$default_shared_modules vfs_fake_perms"
419 default_shared_modules="$default_shared_modules vfs_default_quota"
420 default_shared_modules="$default_shared_modules vfs_readonly"
421 default_shared_modules="$default_shared_modules vfs_cap"
422 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
423 default_shared_modules="$default_shared_modules vfs_shadow_copy"
424 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
425 default_shared_modules="$default_shared_modules charset_CP850"
426 default_shared_modules="$default_shared_modules charset_CP437"
427 default_shared_modules="$default_shared_modules auth_script"
428 default_shared_modules="$default_shared_modules vfs_readahead"
429 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
430 default_shared_modules="$default_shared_modules vfs_streams_xattr"
431 default_shared_modules="$default_shared_modules vfs_streams_depot"
432 default_shared_modules="$default_shared_modules vfs_acl_xattr"
433 default_shared_modules="$default_shared_modules vfs_acl_tdb"
434 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
435 default_shared_modules="$default_shared_modules vfs_preopen"
436 default_shared_modules="$default_shared_modules vfs_catia"
437
438 if test "x$developer" = xyes; then
439    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
440    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
441 fi
442
443 #
444 # Config CPPFLAG settings for strange OS's that must be set
445 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
446 # case statement; its first reference must be unconditional.
447 #
448 case "$host_os" in
449     *hpux*)
450 #
451 # Defines needed for HPUX support.
452 # HPUX has bigcrypt but (sometimes?) doesn't use it for
453 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
454 #
455       case `uname -r` in
456                 *9*|*10*|*11)
457                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
458                 ;;
459       esac
460       ;;
461
462 #
463 # CRAY Unicos has broken const handling
464        *unicos*)
465           AC_MSG_RESULT([disabling const])
466           CPPFLAGS="$CPPFLAGS -Dconst="
467           ;;
468         
469 #
470 # AIX4.x doesn't even admit to having large
471 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
472 #
473     *aix4*)
474           AC_MSG_RESULT([enabling large file support])
475       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
476           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
477       ;;
478 #
479 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
480 # to the existance of large files..
481 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
482 # recommendations on large file support, however it makes the
483 # compile work using gcc 2.7 and 2.8, whereas using the Sun
484 # recommendation makes the compile fail on gcc2.7. JRA.
485 #
486 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
487 #
488         *solaris*)
489                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
490                 case `uname -r` in
491                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
492                                 AC_MSG_RESULT([no large file support])
493                                 ;;
494                         5.*)
495                         AC_MSG_RESULT([enabling large file support])
496                         if test "$ac_cv_prog_gcc" = yes; then
497                                 ${CC-cc} -v >conftest.c 2>&1
498                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
499                                 rm -fr conftest.c
500                                 case "$ac_cv_gcc_compiler_version_number" in
501                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
502                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
503                                                 LDFLAGS="$LDFLAGS -lthread"
504                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
505                                                 ;;
506                                         *)
507                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
508                                                 LDFLAGS="$LDFLAGS -lthread"
509                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
510                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
511                                                 ;;
512                                 esac
513                         else
514                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
515                                 LDFLAGS="$LDFLAGS -lthread"
516                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
517                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
518                         fi
519                         ;;
520                 esac
521                 ;;
522 #
523 # IRIX uses SYSV printing.  Make sure to set that here
524 #
525         *irix*)
526                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
527                 ;;
528         *freebsd*|*dragonfly*)
529                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
530                 ;;
531 #
532 # VOS may need to have POSIX support and System V compatibility enabled.
533 #
534     *vos*)
535     case "$CPPFLAGS" in
536           *-D_POSIX_C_SOURCE*)
537                 ;;
538           *)
539                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
540                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
541                 ;;
542     esac
543     case "$CPPFLAGS" in
544           *-D_SYSV*|*-D_SVID_SOURCE*)
545                 ;;
546           *)
547                 CPPFLAGS="$CPPFLAGS -D_SYSV"
548                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
549     esac
550     ;;
551 #
552 # Tests needed for SINIX large file support.
553 #
554     *sysv4*)
555       if test $host = mips-sni-sysv4 ; then
556         AC_MSG_CHECKING([for LFS support])
557         old_CPPFLAGS="$CPPFLAGS"
558         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
559         AC_TRY_RUN([
560 #include <unistd.h>
561 main () {
562 #if _LFS64_LARGEFILE == 1
563 exit(0);
564 #else
565 exit(1);
566 #endif
567 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
568         CPPFLAGS="$old_CPPFLAGS"
569         if test x$SINIX_LFS_SUPPORT = xyes ; then
570           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
571                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
572           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
573           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
574           LIBS="`getconf LFS64_LIBS` $LIBS"
575         fi
576       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
577       fi
578     ;;
579
580 # Systems with LFS support.
581 #
582     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
583         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
584         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
585         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
586         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
587         ;;
588
589 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
590 #
591     *linux*)
592         AC_MSG_CHECKING([for LFS support])
593         old_CPPFLAGS="$CPPFLAGS"
594         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
595        AC_TRY_RUN([
596 #include <unistd.h>
597 #include <sys/utsname.h>
598 #include <string.h>
599 #include <stdlib.h>
600 main() {
601 #if _LFS64_LARGEFILE == 1
602        struct utsname uts;
603        char *release;
604        int major, minor;
605
606        /* Ensure this is glibc 2.2 or higher */
607 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
608        int libc_major = __GLIBC__;
609        int libc_minor = __GLIBC_MINOR__;
610
611        if (libc_major < 2)
612               exit(1);
613        if (libc_minor < 2)
614               exit(1);
615 #endif
616
617        /* Ensure this is kernel 2.4 or higher */
618
619        uname(&uts);
620        release = strdup(uts.release);
621        major = atoi(strsep(&release, "."));
622        minor = atoi(strsep(&release, "."));
623
624        if (major > 2 || (major == 2 && minor > 3))
625                exit(0);
626        exit(1);
627 #else
628        exit(1);
629 #endif
630 }
631 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
632         CPPFLAGS="$old_CPPFLAGS"
633         if test x$LINUX_LFS_SUPPORT = xyes ; then
634                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
635                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
636                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
637                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
638         fi
639         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
640         ;;
641
642 #
643 # MacOS X is the *only* system that uses compose character in utf8. This
644 # is so horribly broken....
645 #
646     *darwin*)
647         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
648
649 # Add a system specific charset module.
650         default_shared_modules="$default_shared_modules charset_macosxfs"
651
652         ;;
653     *hurd*)
654         AC_MSG_CHECKING([for LFS support])
655         old_CPPFLAGS="$CPPFLAGS"
656         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
657         AC_TRY_RUN([
658 #include <unistd.h>
659 main () {
660 #if _LFS64_LARGEFILE == 1
661 exit(0);
662 #else
663 exit(1);
664 #endif
665 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
666         CPPFLAGS="$old_CPPFLAGS"
667         if test x$GLIBC_LFS_SUPPORT = xyes ; then
668           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
669                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
670           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
671         fi
672       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
673     ;;
674     *qnx*)
675         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
676         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
677         ;;
678
679 esac
680
681 SAVE_CPPFLAGS="${CPPFLAGS}"
682 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
683
684 AC_LIBREPLACE_BROKEN_CHECKS
685 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
686 AC_LIBREPLACE_NETWORK_CHECKS
687
688 CPPFLAGS="${SAVE_CPPFLAGS}"
689
690 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
691
692 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
693 AC_SUBST(LIBREPLACE_OBJS)
694
695 # add -ldl to the global LIBS
696 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
697 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
698
699
700 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
701 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
702 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
703 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
704 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
705 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
706 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
707 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
708 AC_CHECK_HEADERS(sys/sysmacros.h)
709 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
710 AC_CHECK_HEADERS(langinfo.h locale.h)
711 AC_CHECK_HEADERS(xfs/libxfs.h)
712 AC_CHECK_HEADERS(netgroup.h)
713
714 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
715 #if HAVE_RPC_RPC_H
716 #include <rpc/rpc.h>
717 #endif
718 ]])
719
720 ## These fail to compile on IRIX so just check for their presence
721 AC_CHECK_HEADERS(sys/mode.h,,,)
722
723 # Look for Darwin headers
724 old_CPPFLAGS="$CPPFLAGS"
725 CPPFLAGS="-Iinclude $CPPFLAGS"
726 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
727 CPPFLAGS="$old_CPPFLAGS"
728
729 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
730 # subdirectory of headers.
731 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
732
733 #
734 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
735 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
736 #
737 case "$host_os" in
738     *hpux*)
739                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
740                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
741                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
742                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
743                 fi
744         ;;
745 esac
746 AC_CHECK_HEADERS(shadow.h)
747 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
748 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
749
750 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
751 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
752
753 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
754
755 # For experimental utmp support (lastlog on some BSD-like systems)
756 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
757
758 AC_CHECK_SIZEOF(int,cross)
759 AC_CHECK_SIZEOF(long,cross)
760 AC_CHECK_SIZEOF(long long,cross)
761 AC_CHECK_SIZEOF(short,cross)
762
763 AC_C_CONST
764 AC_C_INLINE
765 AC_C_BIGENDIAN
766 AC_C_CHAR_UNSIGNED
767
768 AC_TYPE_SIGNAL
769 AC_TYPE_UID_T
770 AC_TYPE_MODE_T
771 AC_TYPE_OFF_T
772 AC_TYPE_SIZE_T
773 AC_TYPE_PID_T
774 AC_STRUCT_ST_RDEV
775 AC_DIRENT_D_OFF
776 AC_CHECK_TYPE(ssize_t, int)
777 AC_CHECK_TYPE(wchar_t, unsigned short)
778
779 ############################################
780 # for cups support we need libcups, and a handful of header files
781
782 AC_ARG_ENABLE(cups,
783 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
784
785 if test x$enable_cups != xno; then
786         AC_PATH_PROG(CUPS_CONFIG, cups-config)
787
788         if test "x$CUPS_CONFIG" != x; then
789
790                 ac_save_CFLAGS=$CFLAGS
791                 ac_save_LDFLAGS=$LDFLAGS
792                 ac_save_PRINT_LIBS=$PRINT_LIBS
793                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
794                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
795                 PRINT_LIBS="$PRINT_LIBS -lcups"
796                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
797                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
798                         x"$ac_cv_header_cups_language_h" = xyes; then
799                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
800                         samba_cv_HAVE_CUPS=yes
801                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
802                 else
803                         AC_MSG_WARN([cups-config around but cups-devel not installed])
804                         CFLAGS=$ac_save_CFLAGS
805                         LDFLAGS=$ac_save_LDFLAGS
806                         PRINT_LIBS=$ac_save_PRINT_LIBS
807                 fi
808
809         elif test x"$enable_cups" = x"yes"; then
810                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
811         fi
812 fi
813
814 AC_ARG_ENABLE(iprint,
815 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
816
817 if test x$enable_iprint != xno; then
818         if test x"$samba_cv_HAVE_CUPS" = xyes; then
819                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
820         elif test x"$enable_iprint" = x"yes"; then
821                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
822         fi
823 fi
824
825 ############################################
826 # check if the compiler will optimize out function calls
827 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
828     AC_TRY_LINK([
829 #include <stdio.h>],
830 [
831                 if (0) {
832                    this_function_does_not_exist();
833                 } else {
834                   return 1;
835                 }
836
837 ],
838         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
839 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
840    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
841 fi
842
843 #############################################
844 # check for fd passing struct via msg_control
845 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
846     AC_TRY_COMPILE([
847 #include <sys/types.h>
848 #include <stdlib.h>
849 #include <stddef.h>
850 #include <sys/socket.h>
851 #include <sys/un.h>],
852 [
853         struct msghdr msg;
854         union {
855               struct cmsghdr cm;
856               char control[CMSG_SPACE(sizeof(int))];
857         } control_un;
858         msg.msg_control = control_un.control;
859         msg.msg_controllen = sizeof(control_un.control);
860 ],
861         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
862 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
863    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
864              [If we can use msg_control for passing file descriptors])
865 fi
866
867 #############################################
868 # check for fd passing struct via msg_acctrights
869 AC_CACHE_CHECK([for fd passing via msg_acctrights],
870                 samba_cv_msghdr_msg_acctrights, [
871     AC_TRY_COMPILE([
872 #include <sys/types.h>
873 #include <stdlib.h>
874 #include <stddef.h>
875 #include <sys/socket.h>
876 #include <sys/un.h>],
877 [
878         struct msghdr msg;
879         int fd;
880         msg.msg_acctrights = (caddr_t) &fd;
881         msg.msg_acctrightslen = sizeof(fd);
882 ],
883         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
884 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
885    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
886              [If we can use msg_acctrights for passing file descriptors])
887 fi
888
889 AC_CHECK_FUNCS(dirfd)
890 if test x"$ac_cv_func_dirfd" = x"yes"; then
891         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
892 fi
893
894 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
895     AC_TRY_COMPILE([
896 #include <sys/types.h>
897 #if STDC_HEADERS
898 #include <stdlib.h>
899 #include <stddef.h>
900 #endif
901 #include <signal.h>],[struct sigevent s;],
902         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
903 if test x"$samba_cv_struct_sigevent" = x"yes"; then
904    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
905    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
906         [#include <signal.h>])
907 fi
908
909 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
910     AC_TRY_COMPILE([
911 #include <sys/types.h>
912 #if STDC_HEADERS
913 #include <stdlib.h>
914 #include <stddef.h>
915 #endif
916 #if TIME_WITH_SYS_TIME
917 # include <sys/time.h>
918 # include <time.h>
919 #else
920 # if HAVE_SYS_TIME_H
921 #  include <sys/time.h>
922 # else
923 #  include <time.h>
924 # endif
925 #endif
926 ],[struct timespec ts;],
927         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
928 if test x"$samba_cv_struct_timespec" = x"yes"; then
929    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
930 fi
931
932 # and glibc has setresuid under linux but the function does
933 # nothing until kernel 2.1.44! very dumb.
934 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
935     AC_TRY_RUN([#include <errno.h>
936 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
937         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
938 if test x"$samba_cv_have_setresuid" = x"yes"; then
939     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
940 fi
941
942 # Do the same check for setresguid...
943 #
944 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
945     AC_TRY_RUN([#include <unistd.h>
946 #include <errno.h>
947 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
948         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
949 if test x"$samba_cv_have_setresgid" = x"yes"; then
950     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
951 fi
952
953 AC_FUNC_MEMCMP
954
955 ###############################################
956 # Readline included by default unless explicitly asked not to
957 test "${with_readline+set}" != "set" && with_readline=yes
958
959 # test for where we get readline() from
960 AC_MSG_CHECKING(whether to use readline)
961 AC_ARG_WITH(readline,
962 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
963 [  case "$with_readline" in
964   yes)
965     AC_MSG_RESULT(yes)
966
967     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
968     AC_CHECK_HEADERS(readline/history.h)
969
970     AC_CHECK_HEADERS(readline.h readline/readline.h,[
971       for termlib in ncurses curses termcap terminfo termlib tinfo; do
972        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
973       done
974       AC_CHECK_LIB(readline, rl_callback_handler_install,
975        [TERMLIBS="-lreadline $TERMLIBS"
976        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
977        break], [TERMLIBS=], $TERMLIBS)])
978     ;;
979   no)
980     AC_MSG_RESULT(no)
981     ;;
982   *)
983     AC_MSG_RESULT(yes)
984
985     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
986     # alternate readline path
987     _ldflags=${LDFLAGS}
988     _cppflags=${CPPFLAGS}
989
990     # Add additional search path
991     LDFLAGS="-L$with_readline/lib $LDFLAGS"
992     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
993
994     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
995     AC_CHECK_HEADERS(readline/history.h)
996
997     AC_CHECK_HEADERS(readline.h readline/readline.h,[
998       for termlib in ncurses curses termcap terminfo termlib; do
999        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1000       done
1001       AC_CHECK_LIB(readline, rl_callback_handler_install,
1002        [TERMLDFLAGS="-L$with_readline/lib"
1003        TERMCPPFLAGS="-I$with_readline/include"
1004        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1005        TERMLIBS="-lreadline $TERMLIBS"
1006        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1007        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1008
1009     LDFLAGS=$_ldflags
1010     ;;
1011   esac],
1012   AC_MSG_RESULT(no)
1013 )
1014 AC_SUBST(TERMLIBS)
1015 AC_SUBST(TERMLDFLAGS)
1016
1017 # The readline API changed slightly from readline3 to readline4, so
1018 # code will generate warnings on one of them unless we have a few
1019 # special cases.
1020 AC_CHECK_LIB(readline, rl_completion_matches,
1021              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1022                         [Do we have rl_completion_matches?])],
1023              [],
1024              [$TERMLIBS])
1025
1026 # not all readline libs have rl_event_hook or history_list
1027 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1028 AC_CHECK_LIB(readline, history_list,
1029              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1030              [],
1031              [$TERMLIBS])
1032
1033 ###############################################
1034 # test for where we get yp_get_default_domain() from
1035 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1036 AC_CHECK_FUNCS(yp_get_default_domain)
1037
1038 # Check if we have execl, if not we need to compile smbrun.
1039 AC_CHECK_FUNCS(execl)
1040 if test x"$ac_cv_func_execl" = x"no"; then
1041     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1042 fi
1043
1044 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1045 AC_CHECK_FUNCS(strtol)
1046 AC_CHECK_FUNCS(strchr chflags)
1047 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1048 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1049 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1050 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1051 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1052 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1053 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1054 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1055 AC_CHECK_FUNCS(getpwent_r)
1056 AC_CHECK_FUNCS(getdents64)
1057 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1058 AC_CHECK_FUNCS(syslog vsyslog timegm)
1059 AC_CHECK_FUNCS(setlocale nl_langinfo)
1060 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1061 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1062 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1063 AC_CHECK_HEADERS(sys/mman.h)
1064 # setbuffer, shmget, shm_open are needed for smbtorture
1065 AC_CHECK_FUNCS(shmget shm_open)
1066 AC_CHECK_FUNCS(gettext dgettext)
1067 AC_CHECK_FUNCS(bindtextdomain textdomain)
1068 AC_CHECK_FUNCS(strupr)
1069
1070 # Find a method of generating a stack trace
1071 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1072 # libexecinfo provides backtrace_symbols on FreeBSD
1073 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1074 AC_CHECK_FUNCS(backtrace_symbols)
1075 AC_CHECK_LIB(exc, trace_back_stack)
1076
1077 # check for sysctlbyname for BSD systems
1078 AC_CHECK_FUNCS(sysctlbyname)
1079
1080 printf "%s" "checking for GPFS GPL libs... "
1081 save_LIBS="$LIBS"
1082 LIBS="$LIBS -lgpfs_gpl"
1083 AC_TRY_LINK([#include <gpfs_gpl.h>],
1084           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1085           samba_cv_HAVE_GPFS=yes,
1086           samba_cv_HAVE_GPFS=no)
1087 echo $samba_cv_HAVE_GPFS
1088 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1089     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1090     default_shared_modules="$default_shared_modules vfs_gpfs"
1091 fi
1092 LIBS="$save_LIBS"
1093
1094 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1095 save_LIBS="$LIBS"
1096 LIBS="$LIBS -lgpfs"
1097 AC_TRY_LINK([#include <gpfs.h>],
1098           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1099           samba_cv_HAVE_GPFS=yes,
1100           samba_cv_HAVE_GPFS=no)
1101 echo $samba_cv_HAVE_GPFS
1102 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1103     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1104     default_shared_modules="$default_shared_modules vfs_gpfs"
1105 fi
1106 LIBS="$save_LIBS"
1107
1108 #############################################
1109 # check if building on Isilon OneFS
1110 printf "%s" "checking for Isilon OneFS... "
1111 save_LIBS="$LIBS"
1112 LIBS="$LIBS -lisi_version"
1113 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1114           [get_isilon_copyright()],
1115           samba_cv_HAVE_ONEFS=yes,
1116           samba_cv_HAVE_ONEFS=no)
1117 echo $samba_cv_HAVE_ONEFS
1118 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1119     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1120     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1121     default_static_modules="$default_static_modules"
1122     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1123     # Need to also add general libs for oplocks support
1124     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1125 fi
1126 AC_SUBST(ONEFS_LIBS)
1127 LIBS="$save_LIBS"
1128
1129 # Note that all the libunwind symbols in the API are defined to internal
1130 # platform-specific version, so we must include libunwind.h before checking
1131 # any of them.
1132 AC_MSG_CHECKING([for libunwind])
1133 save_LIBS=$LIBS
1134
1135 UNWIND_ARCH="unknown"
1136 if test x"$UNAME_I" != x"unknown"; then
1137         UNWIND_ARCH="$UNAME_I"
1138 elif test x"$UNAME_M" != x"unknown"; then
1139         UNWIND_ARCH="$UNAME_M"
1140 elif test x"$UNAME_P" != x"unknown"; then
1141         UNWIND_ARCH="$UNAME_P"
1142 fi
1143
1144 case "$UNWIND_ARCH" in
1145         unknown)
1146                 # This probably won't link without
1147                 # the platform-specific libunwind.
1148                 LIBS="$LIBS -lunwind"
1149                 ;;
1150         i386|i586|i686)
1151                 # Add the platform-specific libunwind module.
1152                 LIBS="$LIBS -lunwind -lunwind-x86"
1153                 ;;
1154         *)
1155                 # Add the platform-specific libunwind module.
1156                 # based on uname -i, uname -m or uname -p
1157                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1158                 ;;
1159 esac
1160
1161 AC_TRY_LINK(
1162     [
1163 #ifdef HAVE_LIBUNWIND_H
1164 #include <libunwind.h>
1165 #endif
1166     ],
1167     [
1168         unw_context_t ctx; unw_cursor_t cur;
1169         char buf[256]; unw_word_t off;
1170         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1171         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1172     ],
1173     [
1174         AC_MSG_RESULT(yes)
1175         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1176
1177         # If we have libunwind, test whether we also have libunwind-ptrace
1178         # which would let us unwind arbitrary processes.
1179         save_LIBS=$LIBS
1180         AC_CHECK_HEADERS(libunwind-ptrace.h)
1181         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1182             [
1183                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1184                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1185                     [Whether libunwind-ptrace.a is available.])
1186             ],
1187             [ LIBUNWIND_PTRACE="" ])
1188
1189         LIBS=$save_LIBS
1190     ],
1191     [
1192         AC_MSG_RESULT(no)
1193         LIBS=$save_LIBS
1194     ])
1195
1196 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1197 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1198     AC_CHECK_HEADERS(sys/ptrace.h)
1199     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1200     AC_TRY_LINK(
1201             [
1202 #if HAVE_SYS_TYPES_H
1203 #include <sys/types.h>
1204 #endif
1205 #if HAVE_SYS_PTRACE_H
1206 #include <sys/ptrace.h>
1207 #endif
1208             ],
1209             [
1210                 pid_t me = (pid_t)-1;
1211                 ptrace(PTRACE_ATTACH, me, 0, 0);
1212                 ptrace(PTRACE_DETACH, me, 0, 0);
1213                 return 0;
1214             ],
1215             [
1216                 AC_MSG_RESULT(yes)
1217                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1218                     [Whether the Linux ptrace(2) interface is available.])
1219             ],
1220             [
1221                 AC_MSG_RESULT(no)
1222                 LIBUNWIND_PTRACE=""
1223             ])
1224 fi
1225
1226 AC_SUBST(LIBUNWIND_PTRACE)
1227
1228 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1229 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1230 AC_CHECK_FUNCS(__getcwd _getcwd)
1231 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1232 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1233 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1234 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1235 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1236 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1237 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1238 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1239 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1240 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1241 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1242 AC_CHECK_FUNCS(prctl)
1243
1244 AC_TRY_COMPILE([
1245 #ifdef HAVE_SYS_PRCTL_H
1246 #include <sys/prctl.h>
1247 #endif
1248 ],
1249 [int i; i = prtcl(0); ],
1250 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1251
1252 #
1253 #
1254 #
1255 case "$host_os" in
1256     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1257        # glibc <= 2.3.2 has a broken getgrouplist
1258        AC_TRY_RUN([
1259 #include <unistd.h>
1260 #include <sys/utsname.h>
1261 main() {
1262        /* glibc up to 2.3 has a broken getgrouplist */
1263 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1264        int libc_major = __GLIBC__;
1265        int libc_minor = __GLIBC_MINOR__;
1266
1267        if (libc_major < 2)
1268               exit(1);
1269        if ((libc_major == 2) && (libc_minor <= 3))
1270               exit(1);
1271 #endif
1272        exit(0);
1273 }
1274 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1275        if test x"$linux_getgrouplist_ok" = x"yes"; then
1276           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1277        fi
1278        ;;
1279     *)
1280        AC_CHECK_FUNCS(getgrouplist)
1281        ;;
1282 esac
1283
1284 #
1285 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1286 #
1287
1288 if test x$ac_cv_func_stat64 = xno ; then
1289   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1290   AC_TRY_LINK([
1291 #if defined(HAVE_UNISTD_H)
1292 #include <unistd.h>
1293 #endif
1294 #include <sys/stat.h>
1295 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1296   AC_MSG_RESULT([$ac_cv_func_stat64])
1297   if test x$ac_cv_func_stat64 = xyes ; then
1298     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1299   fi
1300 fi
1301
1302 if test x$ac_cv_func_lstat64 = xno ; then
1303   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1304   AC_TRY_LINK([
1305 #if defined(HAVE_UNISTD_H)
1306 #include <unistd.h>
1307 #endif
1308 #include <sys/stat.h>
1309 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1310   AC_MSG_RESULT([$ac_cv_func_lstat64])
1311   if test x$ac_cv_func_lstat64 = xyes ; then
1312     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1313   fi
1314 fi
1315
1316 if test x$ac_cv_func_fstat64 = xno ; then
1317   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1318   AC_TRY_LINK([
1319 #if defined(HAVE_UNISTD_H)
1320 #include <unistd.h>
1321 #endif
1322 #include <sys/stat.h>
1323 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1324   AC_MSG_RESULT([$ac_cv_func_fstat64])
1325   if test x$ac_cv_func_fstat64 = xyes ; then
1326     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1327   fi
1328 fi
1329
1330 #################################################
1331 # Check whether struct stat has timestamps with sub-second resolution.
1332 #
1333
1334 samba_cv_stat_hires=no
1335 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1336         [samba_cv_stat_hires=yes])
1337 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1338         [samba_cv_stat_hires=yes])
1339 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1340         [samba_cv_stat_hires=yes])
1341 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1342         [samba_cv_stat_hires=yes])
1343 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1344         [samba_cv_stat_hires=yes])
1345
1346 if test x"$samba_cv_stat_hires" = x"yes" ; then
1347     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1348             [whether struct stat has sub-second timestamps])
1349 fi
1350
1351 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1352 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1353 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1354
1355
1356 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1357     [
1358         AC_TRY_COMPILE(
1359             [#include <sys/stat.h>],
1360             [
1361                 int a = UF_DOS_ARCHIVE;
1362                 int h = UF_DOS_HIDDEN;
1363                 int r = UF_DOS_RO;
1364                 int s = UF_DOS_SYSTEM;
1365                 int i = UF_DOS_NOINDEX;
1366                 int f = UF_DOS_FLAGS;
1367             ],
1368             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1369     ])
1370
1371 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1372     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1373 fi
1374
1375 #####################################
1376 # needed for SRV lookups
1377 AC_CHECK_LIB(resolv, dn_expand)
1378 AC_CHECK_LIB(resolv, _dn_expand)
1379 AC_CHECK_LIB(resolv, __dn_expand)
1380
1381 #
1382 # Check for the functions putprpwnam, set_auth_parameters,
1383 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1384 # Needed for OSF1 and HPUX.
1385 #
1386
1387 AC_LIBTESTFUNC(security, putprpwnam)
1388 AC_LIBTESTFUNC(sec, putprpwnam)
1389
1390 AC_LIBTESTFUNC(security, set_auth_parameters)
1391 AC_LIBTESTFUNC(sec, set_auth_parameters)
1392
1393 # UnixWare 7.x has its getspnam in -lgen
1394 AC_LIBTESTFUNC(gen, getspnam)
1395
1396 AC_LIBTESTFUNC(security, getspnam)
1397 AC_LIBTESTFUNC(sec, getspnam)
1398
1399 AC_LIBTESTFUNC(security, bigcrypt)
1400 AC_LIBTESTFUNC(sec, bigcrypt)
1401
1402 AC_LIBTESTFUNC(security, getprpwnam)
1403 AC_LIBTESTFUNC(sec, getprpwnam)
1404
1405 AC_CHECK_FUNCS(strsignal)
1406
1407 ############################################
1408 # Check if we have libattr
1409 case "$host_os" in
1410   *osf*)
1411         AC_SEARCH_LIBS(getproplist, [proplist])
1412         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1413         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1414         AC_CHECK_FUNCS(sizeof_proplist_entry)
1415   ;;
1416   *)
1417         AC_SEARCH_LIBS(getxattr, [attr])
1418         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1419         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1420         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1421         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1422         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1423         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1424         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1425   ;;
1426 esac
1427
1428 ########################################################
1429 # Check if attropen() is present if this is Solaris
1430 case "$host_os" in
1431   *solaris*)
1432         AC_CHECK_FUNCS(attropen)
1433   ;;
1434 esac
1435
1436 ########################################################
1437 # Do xattr functions take additional options like on Darwin?
1438 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1439         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1440                 old_LIBS=$LIBS
1441                 LIBS="$LIBS $ACL_LIBS"
1442                 AC_TRY_COMPILE([
1443                         #include <sys/types.h>
1444                         #if HAVE_ATTR_XATTR_H
1445                         #include <attr/xattr.h>
1446                         #elif HAVE_SYS_XATTR_H
1447                         #include <sys/xattr.h>
1448                         #endif
1449                 ],[
1450                         getxattr(0, 0, 0, 0, 0, 0);
1451                 ],
1452                 [smb_attr_cv_xattr_add_opt=yes],
1453                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1454         ])
1455         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1456                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1457         fi
1458 fi
1459
1460 # Check if we have extattr
1461 case "$host_os" in
1462   *freebsd4* | *dragonfly* )
1463     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1464     ;;
1465   *)
1466     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1467     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1468     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1469     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1470     ;;
1471 esac
1472
1473 AC_DISABLE_STATIC
1474 AC_ENABLE_SHARED
1475
1476 # Set defaults
1477 PIE_CFLAGS=""
1478 PIE_LDFLAGS=""
1479 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1480
1481 if test "x$enable_pie" != xno
1482 then
1483         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1484         [
1485                 cat > conftest.c <<EOF
1486 int foo;
1487 main () { return 0;}
1488 EOF
1489                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1490                 then
1491                         samba_cv_fpie=yes
1492                 else
1493                         samba_cv_fpie=no
1494                 fi
1495                 rm -f conftest*
1496         ])
1497         if test x"${samba_cv_fpie}" = x"yes"
1498         then
1499                 PIE_CFLAGS="-fPIE"
1500                 PIE_LDFLAGS="-pie"
1501         fi
1502 fi
1503
1504 # Set defaults
1505 RELRO_LDFLAGS=""
1506 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1507
1508 if test "x$enable_relro" != xno
1509 then
1510         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1511         [
1512                 cat > conftest.c <<EOF
1513 int foo;
1514 main () { return 0;}
1515 EOF
1516                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1517                 then
1518                         samba_cv_relro=yes
1519                 else
1520                         samba_cv_relro=no
1521                 fi
1522                 rm -f conftest*
1523         ])
1524         if test x"${samba_cv_relro}" = x"yes"
1525         then
1526                 RELRO_LDFLAGS="-Wl,-z,relro"
1527         fi
1528 fi
1529
1530 # Set defaults
1531 SYMSEXT="syms"
1532 AC_SUBST(SYMSEXT)
1533
1534 # Assume non-shared by default and override below
1535 BLDSHARED="false"
1536
1537 # these are the defaults, good for lots of systems
1538 HOST_OS="$host_os"
1539 LDSHFLAGS="-shared"
1540 MODULE_EXPORTS=""
1541 SONAMEFLAG="#"
1542 SHLD="\${CC} \${CFLAGS}"
1543 PICFLAG="${PIE_CFLAGS}"
1544 SHLIBEXT="so"
1545 DSO_EXPORTS=""
1546
1547 # this bit needs to be modified for each OS that supports share libs
1548 # You need to specify how to create a shared library and
1549   # how to compile C code to produce PIC object files
1550
1551   AC_MSG_CHECKING([ability to build shared libraries])
1552
1553   # and these are for particular systems
1554   case "$host_os" in
1555                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1556                         case "$host_os" in *linux*)
1557                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1558                         esac
1559                         BLDSHARED="true"
1560                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1561                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined"
1562                         else
1563                                 LDSHFLAGS="-shared -Wl,-Bsymbolic"
1564                         fi
1565                         DYNEXP="-Wl,--export-dynamic"
1566                         PICFLAG="-fPIC"
1567                         SONAMEFLAG="-Wl,-soname="
1568                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1569                         ;;
1570                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1571                         BLDSHARED="true"
1572                         LDSHFLAGS="-G"
1573                         SONAMEFLAG="-h "
1574                         if test "${GCC}" = "yes"; then
1575                                 PICFLAG="-fPIC"
1576                                 SONAMEFLAG="-Wl,-soname="
1577                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1578                                         DYNEXP="-Wl,-E"
1579                                 fi
1580                         else
1581                                 PICFLAG="-KPIC"
1582                                 ## ${CFLAGS} added for building 64-bit shared
1583                                 ## libs using Sun's Compiler
1584                                 LDSHFLAGS="-G \${CFLAGS}"
1585                         fi
1586                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1587                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1588                         ;;
1589                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1590                         BLDSHARED="true"
1591                         LDSHFLAGS="-G"
1592                         SONAMEFLAG="-Wl,-h,"
1593                         PICFLAG="-KPIC"   # Is this correct for SunOS
1594                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1595                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1596                         ;;
1597                 *netbsd* | *freebsd* | *dragonfly* )
1598                         BLDSHARED="true"
1599                         LDSHFLAGS="-shared"
1600                         DYNEXP="-Wl,--export-dynamic"
1601                         SONAMEFLAG="-Wl,-soname,"
1602                         PICFLAG="-fPIC -DPIC"
1603                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1604                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1605                         ;;
1606                 *openbsd*)  BLDSHARED="true"
1607                         LDSHFLAGS="-shared"
1608                         DYNEXP="-Wl,-Bdynamic"
1609                         SONAMEFLAG="-Wl,-soname,"
1610                         PICFLAG="-fPIC"
1611                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1612                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1613                         ;;
1614                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1615                         case "$host_os" in
1616                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1617                         ;;
1618                         esac
1619                         BLDSHARED="true"
1620                         LDSHFLAGS="-set_version sgi1.0 -shared"
1621                         SONAMEFLAG="-soname "
1622                         SHLD="\${LD}"
1623                         if test "${GCC}" = "yes"; then
1624                                 PICFLAG="-fPIC"
1625                         else
1626                                 PICFLAG="-KPIC"
1627                         fi
1628                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1629                         ;;
1630                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1631                         BLDSHARED="true"
1632                         # use expfull to export underscored symbols
1633                         # add rtl to remove /lib/crt0.o warning
1634                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1635                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1636                         PICFLAG="-O2"
1637                         # as AIX code is always position independent...
1638                         # .po will just create compile warnings, use po.o:
1639                         if test "${GCC}" != "yes"; then
1640                                 ## for funky AIX compiler using strncpy()
1641                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1642                         fi
1643
1644                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1645                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1646                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1647                         ;;
1648                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1649                         # Use special PIC flags for the native HP-UX compiler.
1650                                 BLDSHARED="true"
1651                                 SHLD="cc"
1652                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1653                                 SONAMEFLAG="-Wl,+h "
1654                                 PICFLAG="+z"
1655                         if test "${GCC}" = "yes"; then
1656                                 PICFLAG="-fPIC"
1657                         else
1658                                 PICFLAG="+z +ESnolit"
1659                         fi
1660                         if test "$host_cpu" = "ia64"; then
1661                                 SHLIBEXT="so"
1662                               PICFLAG="+z"
1663                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1664                         else
1665                                 SHLIBEXT="sl"
1666                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1667                         fi
1668                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1669                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1670                         ;;
1671                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1672                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1673                         ;;
1674                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1675                         BLDSHARED="true"
1676                         LDSHFLAGS="-shared"
1677                         SONAMEFLAG="-Wl,-soname,"
1678                         PICFLAG="-fPIC"
1679                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1680                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1681                         ;;
1682                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1683                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1684                         ;;
1685                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1686                         BLDSHARED="true"
1687                         LDSHFLAGS="-shared"
1688                         SONAMEFLAG="-Wl,-soname,"
1689                         PICFLAG="-KPIC"
1690                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1691                         ;;
1692                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1693                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1694                         ;;
1695                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1696                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1697                         ;;
1698                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1699                         case "$host" in
1700                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1701                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1702                                         fi
1703                                         LDSHFLAGS="-G"
1704                                         DYNEXP="-Bexport"
1705                                 ;;
1706                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1707                         esac
1708                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1709                         ;;
1710
1711                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1712                         if [ test "$GCC" != yes ]; then
1713                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1714                         fi
1715                         LDSHFLAGS="-G"
1716                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1717                         ;;
1718                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1719                         BLDSHARED="false"
1720                         LDSHFLAGS=""
1721                         ;;
1722
1723                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1724                         BLDSHARED="true"
1725                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1726                         CFLAGS="$CFLAGS -fno-common"
1727                         SHLD="\${CC}"
1728                         SHLIBEXT="dylib"
1729                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1730                         SHLIBEXT="dylib"
1731                         # Since gcc doesn't fail on unrecognised options, the
1732                         # PIE test incorrectly succeeds. Darwin gcc does not
1733                         # actually support the PIE stuff.
1734                         PIE_LDFLAGS=
1735                         PIE_CFLAGS=
1736                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1737                         ;;
1738
1739                 *)
1740                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1741                         ;;
1742   esac
1743
1744 if test "$enable_shared" != "yes"; then
1745         BLDSHARED=false
1746 fi
1747
1748 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1749         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1750 fi
1751
1752 if test x"$BLDSHARED" = x"true" ; then
1753         LDFLAGS="$LDFLAGS -L./bin"
1754 fi
1755
1756 AC_MSG_RESULT($BLDSHARED)
1757
1758 if test x"${ac_cv_prog_gnu_ld}" = x"yes"; then
1759         saved_ldflags="$LDFLAGS"
1760         AC_MSG_CHECKING([if --as-needed works])
1761         LDFLAGS="--as-needed $saved_ldflags"
1762         AC_TRY_LINK([],[],
1763                 [AC_MSG_RESULT([yes])
1764                 LD_AS_NEEDED_FLAG=--as-needed],
1765                 AC_MSG_RESULT([no]))
1766         AC_MSG_CHECKING([if -Wl,--as-needed works])
1767         LDFLAGS="-Wl,--as-needed $saved_ldflags"
1768         AC_TRY_LINK([],[],
1769                 [AC_MSG_RESULT([yes])
1770                 LD_AS_NEEDED_FLAG=-Wl,--as-needed],
1771                 AC_MSG_RESULT([no]))
1772         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1773 fi
1774
1775 AC_MSG_CHECKING([LDFLAGS])
1776 AC_MSG_RESULT([$LDFLAGS])
1777 AC_MSG_CHECKING([DYNEXP])
1778 AC_MSG_RESULT([$DYNEXP])
1779
1780 #######################################################
1781 # test whether building a shared library actually works
1782 if test $BLDSHARED = true; then
1783
1784 AC_MSG_CHECKING([SHLD])
1785 AC_MSG_RESULT([$SHLD])
1786 AC_MSG_CHECKING([LDSHFLAGS])
1787 AC_MSG_RESULT([$LDSHFLAGS])
1788
1789 AC_MSG_CHECKING([SHLIBEXT])
1790 AC_MSG_RESULT([$SHLIBEXT])
1791 AC_MSG_CHECKING([SONAMEFLAG])
1792 AC_MSG_RESULT([$SONAMEFLAG])
1793
1794 AC_MSG_CHECKING([PICFLAG])
1795 AC_MSG_RESULT([$PICFLAG])
1796
1797 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1798 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1799
1800 AC_CACHE_CHECK([whether building shared libraries actually works],
1801                [ac_cv_shlib_works],[
1802    # try building a trivial shared library
1803    ac_cv_shlib_works=no
1804    # The $SHLD and $LDSHFLAGS variables may contain references to other
1805    # variables so they need to be eval'ed.
1806    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1807         shlib.o ${srcdir-.}/../tests/shlib.c && \
1808    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1809         shlib.o && ac_cv_shlib_works=yes
1810    rm -f "shlib.$SHLIBEXT" shlib.o
1811
1812 ])
1813 if test $ac_cv_shlib_works = no; then
1814    BLDSHARED=false
1815 fi
1816 fi
1817
1818 if test x"$BLDSHARED" != x"true"; then
1819         LDSHFLAGS="shared-libraries-disabled"
1820         SONAMEFLAG="shared-libraries-disabled"
1821         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1822         SHLD="shared-libraries-disabled"
1823         PICFLAG="${PIE_CFLAGS}"
1824         SHLIBEXT="shared_libraries_disabled"
1825         merged_build_possible=no
1826 fi
1827
1828 AC_MSG_CHECKING([used PICFLAG])
1829 AC_MSG_RESULT([$PICFLAG])
1830
1831 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1832
1833 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1834
1835 ################
1836
1837 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1838 AC_TRY_RUN([#include <stdio.h>
1839 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1840 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1841 if test x"$samba_cv_have_longlong" = x"yes"; then
1842     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1843     AC_CHECK_TYPE(intptr_t, unsigned long long)
1844 else
1845     AC_CHECK_TYPE(intptr_t, unsigned long)
1846 fi
1847
1848 #
1849 # Check if the compiler supports the LL prefix on long long integers.
1850 # AIX needs this.
1851
1852 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1853     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1854         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1855 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1856    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1857 fi
1858
1859
1860 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1861 AC_TRY_RUN([#include <time.h>
1862 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1863 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1864 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1865     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1866 fi
1867
1868 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1869 AC_TRY_RUN([#include <stdio.h>
1870 #include <sys/stat.h>
1871 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1872 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1873 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1874     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1875 fi
1876
1877 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1878 AC_TRY_RUN([
1879 #if defined(HAVE_UNISTD_H)
1880 #include <unistd.h>
1881 #endif
1882 #include <stdio.h>
1883 #include <sys/stat.h>
1884 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1885 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1886 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1887     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1888 fi
1889
1890 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1891 AC_TRY_RUN([
1892 #if defined(HAVE_UNISTD_H)
1893 #include <unistd.h>
1894 #endif
1895 #include <stdio.h>
1896 #include <sys/stat.h>
1897 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1898 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1899 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1900     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1901 fi
1902
1903 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1904 AC_TRY_RUN([
1905 #if defined(HAVE_UNISTD_H)
1906 #include <unistd.h>
1907 #endif
1908 #include <stdio.h>
1909 #include <sys/stat.h>
1910 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1911 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1912 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1913     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1914 fi
1915
1916 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1917 AC_TRY_RUN([
1918 #if defined(HAVE_UNISTD_H)
1919 #include <unistd.h>
1920 #endif
1921 #include <stdio.h>
1922 #include <sys/stat.h>
1923 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1924 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1925 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1926     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1927 fi
1928
1929 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1930 AC_TRY_RUN([
1931 #if defined(HAVE_UNISTD_H)
1932 #include <unistd.h>
1933 #endif
1934 #include <stdio.h>
1935 #include <sys/stat.h>
1936 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1937 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1938 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1939     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1940 fi
1941
1942 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1943 AC_TRY_COMPILE([
1944 #if defined(HAVE_UNISTD_H)
1945 #include <unistd.h>
1946 #endif
1947 #include <sys/types.h>
1948 #include <dirent.h>],
1949 [DIR64 de;],
1950 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1951 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1952     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1953 fi
1954
1955 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1956 AC_TRY_COMPILE([
1957 #if defined(HAVE_UNISTD_H)
1958 #include <unistd.h>
1959 #endif
1960 #include <sys/types.h>
1961 #include <dirent.h>],
1962 [struct dirent64 de;],
1963 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1964 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1965     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1966 fi
1967
1968 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
1969 AC_TRY_RUN([
1970 #if defined(HAVE_UNISTD_H)
1971 #include <unistd.h>
1972 #endif
1973 #include <sys/types.h>
1974 main() { dev_t dev; int i = major(dev); return 0; }],
1975 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
1976 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
1977     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
1978 fi
1979
1980 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
1981 AC_TRY_RUN([
1982 #if defined(HAVE_UNISTD_H)
1983 #include <unistd.h>
1984 #endif
1985 #include <sys/types.h>
1986 main() { dev_t dev; int i = minor(dev); return 0; }],
1987 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
1988 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
1989     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
1990 fi
1991
1992 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
1993 AC_TRY_RUN([
1994 #if defined(HAVE_UNISTD_H)
1995 #include <unistd.h>
1996 #endif
1997 #include <sys/types.h>
1998 main() { dev_t dev = makedev(1,2); return 0; }],
1999 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2000 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2001     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2002 fi
2003
2004 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2005 AC_TRY_RUN([#include <stdio.h>
2006 main() { char c; c=250; exit((c > 0)?0:1); }],
2007 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2008 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2009     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2010 fi
2011
2012 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2013 AC_TRY_COMPILE([#include <sys/types.h>
2014 #include <dirent.h>
2015 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2016 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2017 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2018     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2019 fi
2020
2021 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2022 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2023 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2024 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2025     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2026 fi
2027
2028 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2029 AC_TRY_LINK([
2030 #include <sys/time.h>
2031 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2032            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2033            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2034 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2035     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2036 fi
2037
2038 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2039
2040     # On some systems (eg. Linux) librt can pull in libpthread. We
2041     # don't want this to happen because libpthreads changes signal delivery
2042     # semantics in ways we are not prepared for. This breaks Linux oplocks
2043     # which rely on signals.
2044
2045     AC_LIBTESTFUNC(rt, clock_gettime,
2046             [
2047                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2048                                 [Whether clock_gettime is available])
2049                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2050                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2051                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2052                         ])
2053
2054 fi
2055
2056 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2057 AC_TRY_RUN([#include <sys/types.h>
2058 #include <dirent.h>
2059 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2060 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2061 di->d_name[0] == 0) exit(0); exit(1);} ],
2062 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2063 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2064     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2065 fi
2066
2067 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2068 AC_TRY_COMPILE([#include <sys/types.h>
2069 #include <utime.h>],
2070 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2071 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2072 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2073     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2074 fi
2075
2076 ##############
2077 # Check utmp details, but only if our OS offers utmp.h
2078 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2079 dnl  utmp and utmpx come in many flavours
2080 dnl  We need to check for many of them
2081 dnl  But we don't need to do each and every one, because our code uses
2082 dnl  mostly just the utmp (not utmpx) fields.
2083
2084 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2085
2086 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2087 AC_TRY_COMPILE([#include <sys/types.h>
2088 #include <utmp.h>],
2089 [struct utmp ut;  ut.ut_name[0] = 'a';],
2090 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2091 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2092     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2093 fi
2094
2095 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2096 AC_TRY_COMPILE([#include <sys/types.h>
2097 #include <utmp.h>],
2098 [struct utmp ut;  ut.ut_user[0] = 'a';],
2099 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2100 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2101     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2102 fi
2103
2104 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2105 AC_TRY_COMPILE([#include <sys/types.h>
2106 #include <utmp.h>],
2107 [struct utmp ut;  ut.ut_id[0] = 'a';],
2108 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2109 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2110     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2111 fi
2112
2113 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2114 AC_TRY_COMPILE([#include <sys/types.h>
2115 #include <utmp.h>],
2116 [struct utmp ut;  ut.ut_host[0] = 'a';],
2117 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2118 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2119     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2120 fi
2121
2122 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2123 AC_TRY_COMPILE([#include <sys/types.h>
2124 #include <utmp.h>],
2125 [struct utmp ut;  time_t t; ut.ut_time = t;],
2126 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2127 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2128     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2129 fi
2130
2131 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2132 AC_TRY_COMPILE([#include <sys/types.h>
2133 #include <utmp.h>],
2134 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2135 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2136 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2137     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2138 fi
2139
2140 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2141 AC_TRY_COMPILE([#include <sys/types.h>
2142 #include <utmp.h>],
2143 [struct utmp ut;  ut.ut_type = 0;],
2144 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2145 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2146     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2147 fi
2148
2149 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2150 AC_TRY_COMPILE([#include <sys/types.h>
2151 #include <utmp.h>],
2152 [struct utmp ut;  ut.ut_pid = 0;],
2153 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2154 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2155     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2156 fi
2157
2158 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2159 AC_TRY_COMPILE([#include <sys/types.h>
2160 #include <utmp.h>],
2161 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2162 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2163 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2164     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2165 fi
2166
2167 dnl Look for the IPv6 varient by preference. Many systems have both.
2168 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2169 AC_TRY_COMPILE([#include <sys/types.h>
2170 #include <utmp.h>],
2171 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2172 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2173 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2174     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2175 fi
2176
2177 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2178 AC_TRY_COMPILE([#include <sys/types.h>
2179 #include <utmp.h>],
2180 [struct utmp ut;  ut.ut_addr = 0;],
2181 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2182 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2183     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2184 fi
2185
2186 if test x$ac_cv_func_pututline = xyes ; then
2187   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2188   AC_TRY_COMPILE([#include <sys/types.h>
2189 #include <utmp.h>],
2190   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2191   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2192   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2193       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2194   fi
2195 fi
2196
2197 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2198 AC_TRY_COMPILE([#include <sys/types.h>
2199 #include <utmpx.h>],
2200 [struct utmpx ux;  ux.ut_syslen = 0;],
2201 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2202 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2203     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2204 fi
2205
2206 fi
2207 # end utmp details
2208
2209
2210 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2211 AC_ARG_WITH(libiconv,
2212 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2213 [
2214   if test "$withval" = "no" ; then
2215     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2216   else
2217      if test "$withval" != "yes" ; then
2218         ICONV_PATH_SPEC=yes
2219         ICONV_LOOK_DIRS="$withval"
2220      fi
2221   fi
2222 ])
2223
2224 for i in $ICONV_LOOK_DIRS ; do
2225
2226     save_LIBS="$LIBS"
2227     save_LDFLAGS="$LDFLAGS"
2228     save_CPPFLAGS="$CPPFLAGS"
2229
2230     iconv_current_LIBS=""
2231     iconv_current_LDFLAGS=""
2232     iconv_current_CPPFLAGS=""
2233
2234     ICONV_FOUND="no"
2235     unset libext
2236
2237     #  This is here to handle -withval stuff for --with-libiconv
2238     #  Perhaps we should always add a -L
2239     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2240
2241     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2242     # installation paths. This gets a little tricky since we might have iconv
2243     # in both libiconv and in libc. In this case the jm_ICONV test will always
2244     # succeed when the header is found. To counter this, make sure the
2245     # library directory is there and check the ABI directory first (which
2246     # should be harmless on other systems, but causes tons of linker warnings on
2247     # 64bit Ubuntu systems).
2248     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2249     # installed, I've decided to fix the linker warnings.
2250     # -- Kai
2251     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2252     for l in "lib" "lib32" "lib/hpux32"; do
2253         if test -d "$i/$l" ; then
2254                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2255                 LIBS=
2256                 export LDFLAGS LIBS CPPFLAGS
2257                 # Try to find iconv(3)
2258                 jm_ICONV($i/$l)
2259                 if test x"$ICONV_FOUND" = "xyes" ; then
2260                     libext="$l"
2261                     break
2262                 fi
2263         fi
2264     done
2265
2266     if test x"$ICONV_FOUND" = "xyes" ; then
2267         iconv_current_LDFLAGS="-L$i/$libext"
2268         iconv_current_CPPFLAGS="-I$i/include"
2269
2270         if test x"$jm_cv_lib_iconv" != x; then
2271             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2272         else
2273             # We found iconv in libc.
2274             iconv_current_LIBS=""
2275         fi
2276
2277     fi
2278
2279     if test x"$ICONV_FOUND" = "xyes" ; then
2280
2281         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2282         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2283         LIBS="$save_LIBS $iconv_current_LIBS"
2284         export LDFLAGS LIBS CPPFLAGS
2285
2286         default_dos_charset=no
2287         default_display_charset=no
2288         default_unix_charset=no
2289
2290         # check for default dos charset name
2291         for j in CP850 IBM850 ; do
2292             rjs_CHARSET($j)
2293             default_dos_charset="$ICONV_CHARSET"
2294             if test x"$default_dos_charset" = x"$j"; then
2295                 break
2296             fi
2297         done
2298
2299         # check for default display charset name
2300         for j in ASCII 646 ; do
2301             rjs_CHARSET($j)
2302             default_display_charset="$ICONV_CHARSET"
2303             if test x"$default_display_charset" = x"$j"; then
2304                 break
2305             fi
2306         done
2307
2308         # check for default unix charset name
2309         for j in UTF-8 UTF8 ; do
2310             rjs_CHARSET($j)
2311             default_unix_charset="$ICONV_CHARSET"
2312             if test x"$default_unix_charset" = x"$j"; then
2313                 break
2314             fi
2315         done
2316
2317         if test "$default_dos_charset" != "no" -a \
2318                 "$default_dos_charset" != "cross" -a \
2319                 "$default_display_charset" != "no" -a \
2320                 "$default_display_charset" != "cross" -a \
2321                 "$default_unix_charset" != "no" -a \
2322                 "$default_unix_charset" != "cross"
2323         then
2324                 samba_cv_HAVE_NATIVE_ICONV=yes
2325         else
2326             if test "$default_dos_charset" = "cross" -o \
2327                      "$default_display_charset" = "cross" -o \
2328                      "$default_unix_charset" = "cross"
2329             then
2330                     samba_cv_HAVE_NATIVE_ICONV=cross
2331             else
2332                     samba_cv_HAVE_NATIVE_ICONV=no
2333             fi
2334         fi
2335
2336         # At this point, we have a libiconv candidate. We know that
2337         # we have the right headers and libraries, but we don't know
2338         # whether it does the conversions we want. We can't test this
2339         # because we are cross-compiling. This is not necessarily a big
2340         # deal, since we can't guarantee that the results we get now will
2341         # match the results we get at runtime anyway.
2342         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2343             default_dos_charset="CP850"
2344             default_display_charset="ASCII"
2345             default_unix_charset="UTF-8"
2346             samba_cv_HAVE_NATIVE_ICONV=yes
2347             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2348             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2349         fi
2350
2351         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2352
2353             CPPFLAGS=$save_CPPFLAGS
2354             LDFLAGS=$save_LDFLAGS
2355             LIBS=$save_LIBS
2356
2357             if test x"$iconv_current_LIBS" != x; then
2358                 LIBS="$LIBS $iconv_current_LIBS"
2359             fi
2360
2361             # Add the flags we need to CPPFLAGS and LDFLAGS
2362             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2363             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2364
2365             # Turn the #defines into string literals
2366             default_dos_charset="\"$default_dos_charset\""
2367             default_display_charset="\"$default_display_charset\""
2368             default_unix_charset="\"$default_unix_charset\""
2369
2370             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2371             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2372             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2373             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2374
2375            break
2376         fi
2377
2378     # We didn't find a working iconv, so keep going
2379     fi
2380
2381     #  We only need to clean these up here for the next pass through the loop
2382     CPPFLAGS=$save_CPPFLAGS
2383     LDFLAGS=$save_LDFLAGS
2384     LIBS=$save_LIBS
2385     export LDFLAGS LIBS CPPFLAGS
2386 done
2387 unset libext
2388
2389
2390 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2391     AC_MSG_WARN([Sufficient support for iconv function was not found.
2392     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2393    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2394    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2395    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2396 fi
2397
2398
2399 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2400 AC_TRY_RUN([
2401 #include <sys/types.h>
2402 #include <fcntl.h>
2403 #ifndef F_GETLEASE
2404 #define F_GETLEASE      1025
2405 #endif
2406 main() {
2407        int fd = open("/dev/null", O_RDONLY);
2408        return fcntl(fd, F_GETLEASE, 0) == -1;
2409 }
2410 ],
2411 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2412 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2413     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2414 fi
2415
2416 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2417 AC_TRY_RUN([
2418 #include <sys/types.h>
2419 #include <fcntl.h>
2420 #include <signal.h>
2421 #ifndef F_NOTIFY
2422 #define F_NOTIFY 1026
2423 #endif
2424 main() {
2425         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2426 }
2427 ],
2428 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2429 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2430     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2431 fi
2432
2433 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2434 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2435 AC_CHECK_FUNCS(inotify_init)
2436 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2437 ],
2438 samba_cv_HAVE_INOTIFY=yes,
2439 samba_cv_HAVE_INOTIFY=no,
2440 samba_cv_HAVE_INOTIFY=cross)
2441
2442 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2443     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2444 fi
2445
2446 #################################################
2447 # Check if FAM notifications are available. For FAM info, see
2448 #       http://oss.sgi.com/projects/fam/
2449 #       http://savannah.nongnu.org/projects/fam/
2450 AC_ARG_ENABLE(fam,
2451 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2452
2453 if test x$enable_fam != xno; then
2454     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2455     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2456         # On IRIX, libfam requires libC, but other FAM implementations
2457         # might not need it.
2458         AC_CHECK_LIB(fam, FAMOpen2,
2459             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2460             [samba_cv_HAVE_LIBFAM=no])
2461
2462         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2463             samba_fam_xtra=-lC
2464             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2465                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2466                 [samba_cv_HAVE_LIBFAM=no])
2467             unset samba_fam_xtra
2468         fi
2469     fi
2470
2471     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2472         default_shared_modules="$default_shared_modules vfs_notify_fam"
2473         AC_TRY_COMPILE([#include <fam.h>],
2474                     [enum FAMCodes code = FAMChanged;],
2475                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2476                         [Whether fam.h contains a typedef for enum FAMCodes]),
2477                     [])
2478     fi
2479
2480     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2481         AC_MSG_ERROR(FAM support requested but FAM library not available )
2482     fi
2483 fi
2484
2485 AC_SUBST(SMB_FAM_LIBS)
2486
2487 #################################################
2488 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2489
2490 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2491
2492 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2493 # Theoretically it should work with AIX JFS2 too but this needs testing
2494 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2495     default_shared_modules="$default_shared_modules vfs_tsmsm"
2496 fi
2497
2498 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2499 AC_TRY_RUN([
2500 #include <sys/types.h>
2501 #include <fcntl.h>
2502 #include <signal.h>
2503 #include <sys/file.h>
2504 #ifndef LOCK_MAND
2505 #define LOCK_MAND       32
2506 #define LOCK_READ       64
2507 #endif
2508 main() {
2509         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2510 }
2511 ],
2512 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2513 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2514     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2515 fi
2516
2517
2518 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2519 AC_TRY_COMPILE([#include <sys/types.h>
2520 #include <fcntl.h>],
2521 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2522 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2523 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2524     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2525 fi
2526
2527 #################################################
2528 # Check for POSIX capability support
2529
2530 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2531     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2532     [], [])
2533
2534 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2535
2536     ac_save_LIBS=$LIBS
2537     AC_LIBTESTFUNC(cap, cap_get_proc)
2538
2539     AC_CACHE_CHECK([for POSIX capabilities],
2540             samba_cv_HAVE_POSIX_CAPABILITIES,
2541             [
2542                 AC_TRY_RUN([
2543 #include <sys/types.h>
2544 #include <sys/capability.h>
2545 main() {
2546  cap_t cap;
2547  cap_value_t vals[1];
2548  if (!(cap = cap_get_proc()))
2549    exit(1);
2550  vals[0] = CAP_CHOWN;
2551  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2552  cap_set_proc(cap);
2553  exit(0);
2554 }],
2555                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2556                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2557                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2558             ])
2559
2560 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2561     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2562             [Whether POSIX capabilities are available])
2563 else
2564     LIBS=$ac_save_LIBS
2565 fi
2566
2567 fi
2568
2569 #
2570 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2571 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2572 #
2573
2574 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2575 AC_TRY_COMPILE([#include <sys/types.h>
2576 #if defined(HAVE_RPC_RPC_H)
2577 #include <rpc/rpc.h>
2578 #endif],
2579 [int16 testvar;],
2580 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2581 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2582     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2583 fi
2584
2585 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2586 AC_TRY_COMPILE([#include <sys/types.h>
2587 #if defined(HAVE_RPC_RPC_H)
2588 #include <rpc/rpc.h>
2589 #endif],
2590 [uint16 testvar;],
2591 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2592 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2593     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2594 fi
2595
2596 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2597 AC_TRY_COMPILE([#include <sys/types.h>
2598 #if defined(HAVE_RPC_RPC_H)
2599 #include <rpc/rpc.h>
2600 #endif],
2601 [int32 testvar;],
2602 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2603 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2604     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2605 fi
2606
2607 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2608 AC_TRY_COMPILE([#include <sys/types.h>
2609 #if defined(HAVE_RPC_RPC_H)
2610 #include <rpc/rpc.h>
2611 #endif],
2612 [uint32 testvar;],
2613 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2614 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2615     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2616 fi
2617
2618 dnl
2619 dnl Some systems (SCO) have a problem including
2620 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2621 dnl as a #define in <prot.h> and as part of an enum
2622 dnl in <rpc/rpc.h>.
2623 dnl
2624
2625 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2626 AC_TRY_COMPILE([#include <sys/types.h>
2627 #ifdef HAVE_SYS_SECURITY_H
2628 #include <sys/security.h>
2629 #include <prot.h>
2630 #endif  /* HAVE_SYS_SECURITY_H */
2631 #if defined(HAVE_RPC_RPC_H)
2632 #include <rpc/rpc.h>
2633 #endif],
2634 [int testvar;],
2635 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2636 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2637     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2638 fi
2639
2640 AC_MSG_CHECKING([for test routines])
2641 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2642            AC_MSG_RESULT(yes),
2643            AC_MSG_ERROR([cant find test code. Aborting config]),
2644            AC_MSG_WARN([cannot run when cross-compiling]))
2645
2646 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2647 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2648            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2649 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2650     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2651 fi
2652
2653 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2654 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2655            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2656 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2657     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2658 fi
2659
2660 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2661 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2662 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2663 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2664 AC_CHECK_FUNCS(getpagesize)
2665
2666 ################################################
2667 # look for a method of setting the effective uid
2668 seteuid=no;
2669
2670 if test $seteuid = no; then
2671 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2672 AC_TRY_RUN([
2673 #define AUTOCONF_TEST 1
2674 #define USE_SETREUID 1
2675 #include "confdefs.h"
2676 #include "${srcdir-.}/lib/util_sec.c"],
2677            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2678 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2679     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2680 fi
2681 fi
2682
2683 # we check for setresuid second as it conflicts with AIO on Linux. 
2684 # see http://samba.org/~tridge/junkcode/aio_uid.c
2685 if test $seteuid = no; then
2686 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2687 AC_TRY_RUN([
2688 #define AUTOCONF_TEST 1
2689 #define USE_SETRESUID 1
2690 #include "confdefs.h"
2691 #include "${srcdir-.}/lib/util_sec.c"],
2692            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2693 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2694     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2695 fi
2696 fi
2697
2698 if test $seteuid = no; then
2699 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2700 AC_TRY_RUN([
2701 #define AUTOCONF_TEST 1
2702 #define USE_SETEUID 1
2703 #include "confdefs.h"
2704 #include "${srcdir-.}/lib/util_sec.c"],
2705            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2706 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2707     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2708 fi
2709 fi
2710
2711 if test $seteuid = no; then
2712 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2713 AC_TRY_RUN([
2714 #define AUTOCONF_TEST 1
2715 #define USE_SETUIDX 1
2716 #include "confdefs.h"
2717 #include "${srcdir-.}/lib/util_sec.c"],
2718            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2719 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2720     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2721 fi
2722 fi
2723
2724 AC_CACHE_CHECK([for the Darwin initgroups system call],
2725         samba_cv_DARWIN_INITGROUPS,
2726         AC_TRY_LINK([
2727 #include <sys/syscall.h>
2728 #include <unistd.h>
2729         ],
2730         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2731         samba_cv_DARWIN_INITGROUPS=yes,
2732         samba_cv_DARWIN_INITGROUPS=no)
2733 )
2734
2735 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2736     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2737         [Whether to use the Darwin-specific initgroups system call])
2738 fi
2739
2740 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2741 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2742            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2743 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2744     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2745 fi
2746
2747 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2748 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2749            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2750 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2751     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2752
2753 else
2754
2755 dnl
2756 dnl Don't check for 64 bit fcntl locking if we know that the
2757 dnl glibc2.1 broken check has succeeded.
2758 dnl
2759
2760   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2761   AC_TRY_RUN([
2762 #if defined(HAVE_UNISTD_H)
2763 #include <unistd.h>
2764 #endif
2765 #include <stdio.h>
2766 #include <stdlib.h>
2767
2768 #ifdef HAVE_FCNTL_H
2769 #include <fcntl.h>
2770 #endif
2771
2772 #ifdef HAVE_SYS_FCNTL_H
2773 #include <sys/fcntl.h>
2774 #endif
2775 main() { struct flock64 fl64;
2776 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2777 exit(0);
2778 #else
2779 exit(1);
2780 #endif
2781 }],
2782        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2783
2784   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2785       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2786   fi
2787 fi
2788
2789 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2790 AC_TRY_COMPILE([#include <sys/types.h>
2791 #include <sys/stat.h>
2792 #include <unistd.h>],
2793 [struct stat st;  st.st_blocks = 0;],
2794 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2795 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2796     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2797 fi
2798
2799 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2800
2801 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2802 AC_TRY_COMPILE([#include <sys/types.h>
2803 #include <sys/stat.h>
2804 #include <unistd.h>],
2805 [struct stat st;  st.st_blksize = 0;],
2806 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2807 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2808     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2809 fi
2810
2811 AC_CACHE_CHECK([for st_flags in struct stat],
2812         samba_cv_HAVE_STAT_ST_FLAGS,
2813         [
2814             AC_TRY_COMPILE([#include <sys/types.h>
2815 #include <sys/stat.h>
2816 #include <unistd.h>],
2817             [struct stat st;  st.st_flags = 0;],
2818             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2819             samba_cv_HAVE_STAT_ST_FLAGS=no,
2820             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2821         ])
2822
2823 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2824     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2825                 [Whether the stat struct has a st_flags member])
2826 fi
2827
2828 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2829 AC_TRY_COMPILE([
2830 #include <sys/types.h>
2831 #include <sys/acl.h>
2832 #if defined(HAVE_RPCSVC_NIS_H)
2833 #include <rpcsvc/nis.h>
2834 #endif],
2835 [int i;],
2836 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2837 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2838         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2839 fi
2840
2841 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2842 AC_TRY_RUN([
2843 #include <stdio.h>
2844 #include <limits.h>
2845 #include <signal.h>
2846
2847 void exit_on_core(int ignored) {
2848         exit(1);
2849 }
2850
2851 main() {
2852         char *newpath;
2853         signal(SIGSEGV, exit_on_core);
2854         newpath = realpath("/tmp", NULL);
2855         exit((newpath != NULL) ? 0 : 1);
2856 }
2857 ],
2858 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2859 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2860     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2861 fi
2862
2863 #################################################
2864 # check for AFS clear-text auth support
2865 samba_cv_WITH_AFS=no
2866 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2867 AC_ARG_WITH(afs,
2868 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2869 [ case "$withval" in
2870   yes|auto)
2871     AC_MSG_RESULT($withval)
2872     samba_cv_WITH_AFS=$withval
2873     ;;
2874   *)
2875     AC_MSG_RESULT(no)
2876     ;;
2877   esac ],
2878   AC_MSG_RESULT(no)
2879 )
2880
2881 ####################################################
2882 # check for Linux-specific AFS fake-kaserver support
2883 samba_cv_WITH_FAKE_KASERVER=no
2884 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2885 AC_ARG_WITH(fake-kaserver,
2886 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2887 [ case "$withval" in
2888   yes|auto)
2889     AC_MSG_RESULT($withval)
2890     samba_cv_WITH_FAKE_KASERVER=$withval
2891     ;;
2892   *)
2893     AC_MSG_RESULT(no)
2894     ;;
2895   esac ],
2896   AC_MSG_RESULT(no)
2897 )
2898
2899 #################################################
2900 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2901 if test x"$samba_cv_WITH_AFS" != x"no" ||
2902    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2903
2904     # see if this box has the OpenSSL DES libraries
2905     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2906
2907     # see if this box has the afs-headers in /usr/include/afs
2908     AC_MSG_CHECKING(for /usr/include/afs)
2909     if test -d /usr/include/afs; then
2910           AC_MSG_RESULT(yes)
2911     else
2912       AC_MSG_RESULT(no)
2913     fi
2914
2915     # check for afs.h
2916     have_afs_headers=no
2917     AC_CHECK_HEADERS(afs.h afs/afs.h)
2918     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2919         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2920            test x"$samba_cv_WITH_AFS" = x"auto"; then
2921                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2922         else
2923                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2924         fi
2925     else
2926         have_afs_headers=yes
2927     fi
2928 fi
2929
2930 FAKE_KASERVER_OBJ=""
2931 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2932     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2933     FAKE_KASERVER_OBJ="utils/net_afs.o"
2934 fi
2935 AC_SUBST(FAKE_KASERVER_OBJ)
2936
2937 #################################################
2938 # check whether to compile AFS/NT ACL mapping module
2939 samba_cv_WITH_VFS_AFSACL=no
2940 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2941 AC_ARG_WITH(vfs-afsacl,
2942 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2943 [ case "$withval" in
2944   yes|auto)
2945     AC_MSG_RESULT($withval)
2946     samba_cv_WITH_VFS_AFSACL=yes
2947     ;;
2948   *)
2949     AC_MSG_RESULT(no)
2950     ;;
2951   esac ],
2952   AC_MSG_RESULT(no)
2953 )
2954
2955 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2956    default_shared_modules="$default_shared_modules vfs_afsacl"
2957 fi
2958         
2959 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2960     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2961 fi
2962
2963 #################################################
2964 # check for the DFS clear-text auth system
2965 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2966 AC_ARG_WITH(dfs,
2967 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2968 [ case "$withval" in
2969   yes)
2970     AC_MSG_RESULT(yes)
2971     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2972     ;;
2973   *)
2974     AC_MSG_RESULT(no)
2975     ;;
2976   esac ],
2977   AC_MSG_RESULT(no)
2978 )
2979
2980 ########################################################
2981 # Compile with LDAP support?
2982
2983 with_ldap_support=auto
2984 AC_MSG_CHECKING([for LDAP support])
2985
2986 AC_ARG_WITH(ldap,
2987 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
2988 [ case "$withval" in
2989     yes|no)
2990         with_ldap_support=$withval
2991         ;;
2992   esac ])
2993
2994 AC_MSG_RESULT($with_ldap_support)
2995
2996 SMBLDAP=""
2997 AC_SUBST(SMBLDAP)
2998 SMBLDAPUTIL=""
2999 AC_SUBST(SMBLDAPUTIL)
3000 LDBLDAP=""
3001 AC_SUBST(LDBLDAP)
3002
3003 if test x"$with_ldap_support" != x"no"; then
3004
3005   ##################################################################
3006   # first test for ldap.h and lber.h
3007   # (ldap.h is required for this test)
3008   AC_CHECK_HEADERS(ldap.h lber.h)
3009
3010   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3011         if test x"$with_ldap_support" = x"yes"; then
3012          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3013         else
3014          AC_MSG_WARN(ldap.h is needed for LDAP support)
3015         fi
3016         
3017         with_ldap_support=no
3018   fi
3019
3020   ##################################################################
3021   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3022   # unsigned int in include/includes.h
3023   case $host_os in
3024         *hpux*)
3025          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3026          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3027         with_ldap_support=yes
3028         ;;
3029         *)
3030         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3031         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3032                 if test x"$with_ldap_support" = x"yes"; then
3033                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3034                 else
3035                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3036                 fi
3037                 with_ldap_support=no
3038         fi
3039         ;;
3040   esac
3041 fi
3042
3043 if test x"$with_ldap_support" != x"no"; then
3044   ac_save_LIBS=$LIBS
3045
3046   ##################################################################
3047   # we might need the lber lib on some systems. To avoid link errors
3048   # this test must be before the libldap test
3049   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3050
3051   ########################################################
3052   # If ber_sockbuf_add_io() is available we can add
3053   # SASL wrapping hooks
3054   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3055
3056   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3057                  AC_TRY_COMPILE([#include <ldap.h>],
3058                                 [int val = LDAP_OPT_SOCKBUF;],
3059                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3060                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3061
3062   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3063           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3064         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3065   fi
3066
3067   #######################################################
3068   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3069   # ldap logging and print it out in the samba logs
3070   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3071                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3072                  [AC_TRY_COMPILE([#include <lber.h>],
3073                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3074                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3075                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3076
3077   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3078         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3079                   [Support for LDAP/LBER logging interception])
3080   fi
3081
3082   ########################################################
3083   # now see if we can find the ldap libs in standard paths
3084   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3085
3086   ########################################################
3087   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3088   # Check found in pam_ldap 145.
3089   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3090
3091   LIBS="$LIBS $LDAP_LIBS"
3092   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3093     AC_TRY_COMPILE([
3094         #include <lber.h>
3095         #include <ldap.h>],
3096         [ldap_set_rebind_proc(0, 0, 0);],
3097         [smb_ldap_cv_ldap_set_rebind_proc=3],
3098         [smb_ldap_cv_ldap_set_rebind_proc=2]
3099     )
3100   ])
3101
3102   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3103
3104   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3105
3106   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3107     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3108     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3109     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3110     default_shared_modules="$default_shared_modules";
3111     SMBLDAP="lib/smbldap.o"
3112     SMBLDAPUTIL="lib/smbldap_util.o"
3113     with_ldap_support=yes
3114     AC_MSG_CHECKING(whether LDAP support is used)
3115     AC_MSG_RESULT(yes)
3116   else
3117     if test x"$with_ldap_support" = x"yes"; then
3118         AC_MSG_ERROR(libldap is needed for LDAP support)
3119     else
3120         AC_MSG_WARN(libldap is needed for LDAP support)
3121     fi
3122
3123     LDAP_LIBS=""
3124     with_ldap_support=no
3125   fi
3126   LIBS=$ac_save_LIBS
3127 fi
3128
3129
3130 #################################################
3131 # active directory support
3132
3133 with_ads_support=auto
3134 AC_MSG_CHECKING([for Active Directory and krb5 support])
3135
3136 AC_ARG_WITH(ads,
3137 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3138 [ case "$withval" in
3139     yes|no)
3140         with_ads_support="$withval"
3141         ;;
3142   esac ])
3143
3144 AC_MSG_RESULT($with_ads_support)
3145
3146 FOUND_KRB5=no
3147 KRB5_LIBS=""
3148
3149 if test x"$with_ldap_support" != x"yes"; then
3150
3151     if test x"$with_ads_support" = x"yes"; then
3152         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3153     elif test x"$with_ads_support" = x"auto"; then
3154         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3155         with_ads_support=no
3156     fi
3157
3158 else
3159
3160     # Check to see whether there is enough LDAP functionality to be able
3161     # to build AD support.
3162
3163 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3164 case "$host_os" in
3165         *hpux*)
3166     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3167
3168     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3169         if test x"$with_ads_support" = x"yes"; then
3170             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3171         elif test x"$with_ads_support" = x"auto"; then
3172             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3173             with_ads_support=no
3174         fi
3175     fi
3176     ;;
3177         *)
3178     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3179
3180     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3181         if test x"$with_ads_support" = x"yes"; then
3182             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3183         elif test x"$with_ads_support" = x"auto"; then
3184             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3185             with_ads_support=no
3186         fi
3187     fi
3188     ;;
3189 esac
3190
3191
3192     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3193
3194     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3195         if test x"$with_ads_support" = x"yes"; then
3196             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3197         elif test x"$with_ads_support" = x"auto"; then
3198             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3199             with_ads_support=no
3200         fi
3201     fi
3202
3203 fi
3204
3205 if test x"$with_ads_support" != x"no"; then
3206
3207   # Do no harm to the values of CFLAGS and LIBS while testing for
3208   # Kerberos support.
3209
3210   if test x$FOUND_KRB5 = x"no"; then
3211     #################################################
3212     # check for location of Kerberos 5 install
3213     AC_MSG_CHECKING(for kerberos 5 install path)
3214     AC_ARG_WITH(krb5,
3215     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3216     [ case "$withval" in
3217       no)
3218         AC_MSG_RESULT(no krb5-path given)
3219         ;;
3220       yes)
3221         AC_MSG_RESULT(/usr)
3222         FOUND_KRB5=yes
3223         ;;
3224       *)
3225         AC_MSG_RESULT($withval)
3226         KRB5_CFLAGS="-I$withval/include"
3227         KRB5_CPPFLAGS="-I$withval/include"
3228         KRB5_LDFLAGS="-L$withval/lib"
3229         FOUND_KRB5=yes
3230         if test -x "$withval/bin/krb5-config"; then
3231                 KRB5CONFIG=$withval/bin/krb5-config
3232         fi
3233         ;;
3234       esac ],
3235       AC_MSG_RESULT(no krb5-path given)
3236     )
3237   fi
3238
3239   #################################################
3240   # check for krb5-config from recent MIT and Heimdal kerberos 5
3241   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3242   AC_MSG_CHECKING(for working krb5-config)
3243   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3244     ac_save_CFLAGS=$CFLAGS
3245     CFLAGS="";export CFLAGS
3246     ac_save_LDFLAGS=$LDFLAGS
3247     LDFLAGS="";export LDFLAGS
3248     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3249     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3250     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3251     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3252     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3253     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3254     FOUND_KRB5=yes
3255     AC_MSG_RESULT(yes)
3256   else
3257     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3258   fi
3259
3260   if test x$FOUND_KRB5 = x"no"; then
3261     #################################################
3262     # see if this box has the SuSE location for the heimdal krb implementation
3263     AC_MSG_CHECKING(for /usr/include/heimdal)
3264     if test -d /usr/include/heimdal; then
3265       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3266           KRB5_CFLAGS="-I/usr/include/heimdal"
3267           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3268           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3269           FOUND_KRB5=yes
3270           AC_MSG_RESULT(yes)
3271       else
3272           KRB5_CFLAGS="-I/usr/include/heimdal"
3273           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3274           FOUND_KRB5=yes
3275           AC_MSG_RESULT(yes)
3276       fi
3277     else
3278       AC_MSG_RESULT(no)
3279     fi
3280   fi
3281
3282   if test x$FOUND_KRB5 = x"no"; then
3283     #################################################
3284     # see if this box has the RedHat location for kerberos
3285     AC_MSG_CHECKING(for /usr/kerberos)
3286     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3287       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3288       KRB5_CFLAGS="-I/usr/kerberos/include"
3289       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3290       FOUND_KRB5=yes
3291       AC_MSG_RESULT(yes)
3292     else
3293       AC_MSG_RESULT(no)
3294     fi
3295   fi
3296
3297   if test x$FOUND_KRB5 = x"no"; then
3298     #################################################
3299     # see if this box has the OpenBSD location for heimdal krb5
3300     AC_MSG_CHECKING(for /usr/include/kerberosV)
3301     if test -d /usr/include/kerberosV; then
3302       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3303       KRB5_LIBS="-lcrypto"
3304       FOUND_KRB5=yes
3305       AC_MSG_RESULT(yes)
3306     else
3307       AC_MSG_RESULT(no)
3308     fi
3309   fi
3310
3311   ac_save_CFLAGS=$CFLAGS
3312   ac_save_CPPFLAGS=$CPPFLAGS
3313   ac_save_LDFLAGS=$LDFLAGS
3314
3315   # remove needless evil rpath stuff as early as possible:
3316   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3317   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3318   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3319   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3320   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3321
3322   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3323
3324   # now check for krb5.h. Some systems have the libraries without the headers!
3325   # note that this check is done here to allow for different kerberos
3326   # include paths
3327   AC_CHECK_HEADERS(krb5.h)
3328
3329   if test x"$ac_cv_header_krb5_h" = x"no"; then
3330
3331     # Give a warning if AD support was not explicitly requested,
3332     # i.e with_ads_support = auto, otherwise die with an error.
3333
3334     if test x"$with_ads_support" = x"yes"; then
3335       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3336     else
3337       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3338     fi
3339
3340     # Turn off AD support and restore CFLAGS and LIBS variables
3341
3342     with_ads_support="no"
3343
3344     CFLAGS=$ac_save_CFLAGS
3345     CPPFLAGS=$ac_save_CPPFLAGS
3346     LDFLAGS=$ac_save_LDFLAGS
3347   fi
3348   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3349   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3350         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3351         if test x"$BLDSHARED" = x"true" ; then
3352                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3353         fi
3354   fi
3355 fi
3356
3357 # Now we have determined whether we really want ADS support
3358 use_ads=no
3359 if test x"$with_ads_support" != x"no"; then
3360   use_ads=yes
3361   have_gssapi=no
3362   ac_save_LIBS=$LIBS
3363
3364   # now check for gssapi headers.  This is also done here to allow for
3365   # different kerberos include paths
3366   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3367
3368   ##################################################################
3369   # we might need the k5crypto and com_err libraries on some systems
3370   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3371   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3372
3373   # Heimdal checks.
3374   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3375   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3376   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3377
3378   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3379   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3380
3381   ########################################################
3382   # now see if we can find the krb5 libs in standard paths
3383   # or as specified above
3384   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3385   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3386
3387   ########################################################
3388   # now see if we can find the gssapi libs in standard paths
3389   if test x"$have_gssapi" != x"yes"; then
3390      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3391   fi
3392
3393   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3394   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3395   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3396   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3397   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3398   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3399   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3400   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3401   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3402   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3403   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3404   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3405   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3406   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3407   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3408   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3409   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3410   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3411   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3412   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3413   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3414   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3415   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3416   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3417   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3418   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3419   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3420   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3421   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3422   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3423   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3424   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3425   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3426   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3427   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3428   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3429   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3430   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3431   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3432   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3433   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3434   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3435   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3436
3437   LIBS="$KRB5_LIBS $LIBS"
3438
3439   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3440         smb_krb5_cv_ticket_has_keyinfo,
3441         [
3442             AC_TRY_COMPILE(
3443             [
3444                 #include <krb5.h>
3445             ],
3446             [
3447                 krb5_ticket ticket;
3448                 krb5_kvno kvno;
3449                 krb5_enctype enctype;
3450
3451                 enctype = ticket.enc_part.enctype;
3452                 kvno = ticket.enc_part.kvno;
3453             ],
3454             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3455             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3456         ])
3457
3458   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3459         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3460             [Whether the krb5_ticket structure contains the kvno and enctype])
3461   fi
3462
3463   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3464           smb_krb5_cv_creds_opt_free_context,
3465           [
3466                 AC_TRY_COMPILE([
3467                     #include <krb5.h>],
3468                     [
3469                         krb5_context ctx;
3470                         krb5_get_init_creds_opt *opt = NULL;
3471                         krb5_get_init_creds_opt_free(ctx, opt);
3472                     ],
3473                     [smb_krb5_cv_creds_opt_free_context=yes],
3474                     [smb_krb5_cv_creds_opt_free_context=no]
3475                 )
3476           ])
3477
3478   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3479         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3480             [Whether krb5_get_init_creds_opt_free takes a context argument])
3481   fi
3482
3483   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3484     AC_TRY_COMPILE([
3485         #include <krb5.h>],
3486         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3487         [smb_krb5_cv_verify_checksum=7],
3488         [smb_krb5_cv_verify_checksum=6],
3489     )
3490   ])
3491   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3492
3493   AC_CACHE_CHECK([for checksum in krb5_checksum],
3494                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3495     AC_TRY_COMPILE([#include <krb5.h>],
3496       [krb5_checksum cksum; cksum.checksum.length = 0;],
3497       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3498       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3499
3500   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3501     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3502                [Whether the krb5_checksum struct has a checksum property])
3503   fi
3504
3505   AC_CACHE_CHECK([for etype in EncryptedData],
3506                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3507     AC_TRY_COMPILE([#include <krb5.h>],
3508       [EncryptedData edata; edata.etype = 0;],
3509       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3510       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3511
3512   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3513     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3514                [Whether the EncryptedData struct has a etype property])
3515   fi
3516
3517   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3518                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3519     AC_TRY_COMPILE([#include <krb5.h>],
3520       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3521       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3522       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3523
3524   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3525     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3526                [Whether the krb5_ap_req struct has a ticket pointer])
3527   fi
3528
3529   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3530                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3531     AC_TRY_COMPILE([#include <krb5.h>],
3532       [krb5_error err; err.e_data = NULL;],
3533       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3534       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3535
3536   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3537     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3538                [Whether the krb5_error struct has a e_data pointer])
3539   fi
3540
3541   AC_CACHE_CHECK([for krb5_crypto type],
3542                 samba_cv_HAVE_KRB5_CRYPTO,[
3543     AC_TRY_COMPILE([#include <krb5.h>],
3544       [krb5_crypto crypto;],
3545       samba_cv_HAVE_KRB5_CRYPTO=yes,
3546       samba_cv_HAVE_KRB5_CRYPTO=no)])
3547
3548   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3549     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3550                [Whether the type krb5_crypto exists])
3551   fi
3552
3553   AC_CACHE_CHECK([for krb5_encrypt_block type],
3554                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3555     AC_TRY_COMPILE([#include <krb5.h>],
3556       [krb5_encrypt_block block;],
3557       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3558       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3559
3560   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3561     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3562                [Whether the type krb5_encrypt_block exists])
3563   fi
3564
3565   AC_CACHE_CHECK([for addrtype in krb5_address],
3566                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3567     AC_TRY_COMPILE([#include <krb5.h>],
3568       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3569       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3570       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3571
3572   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3573     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3574                [Whether the krb5_address struct has a addrtype property])
3575   fi
3576
3577   AC_CACHE_CHECK([for addr_type in krb5_address],
3578                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3579     AC_TRY_COMPILE([#include <krb5.h>],
3580       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3581       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3582       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3583
3584   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3585     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3586               [Whether the krb5_address struct has a addr_type property])
3587   fi
3588
3589   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3590                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3591                  [AC_TRY_COMPILE([#include <krb5.h>],
3592     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3593     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3594
3595   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3596     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3597               [Whether the krb5_ticket struct has a enc_part2 property])
3598   fi
3599
3600   AC_CACHE_CHECK([for keyblock in krb5_creds],
3601                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3602     AC_TRY_COMPILE([#include <krb5.h>],
3603       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3604       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3605       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3606
3607   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3608     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3609               [Whether the krb5_creds struct has a keyblock property])
3610   fi
3611
3612   AC_CACHE_CHECK([for session in krb5_creds],
3613                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3614     AC_TRY_COMPILE([#include <krb5.h>],
3615       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3616       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3617       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3618
3619   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3620     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3621               [Whether the krb5_creds struct has a session property])
3622   fi
3623
3624   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3625                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3626     AC_TRY_COMPILE([#include <krb5.h>],
3627       [krb5_keyblock key; key.keyvalue.data = NULL;],
3628       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3629       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3630
3631   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3632     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3633               [Whether the krb5_keyblock struct has a keyvalue property])
3634   fi
3635
3636   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3637                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3638     AC_TRY_COMPILE([#include <krb5.h>],
3639       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3640       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3641       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3642   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3643                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3644     AC_TRY_COMPILE([#include <krb5.h>],
3645       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3646       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3647       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3648 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3649 # w.r.t. arcfour and windows, so we must not enable it here
3650   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3651           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3652     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3653               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3654   fi
3655
3656   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3657                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3658     AC_TRY_COMPILE([#include <krb5.h>],
3659       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3660       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3661       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3662
3663   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3664     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3665               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3666   fi
3667
3668   AC_CACHE_CHECK([for KV5M_KEYTAB],
3669                  samba_cv_HAVE_KV5M_KEYTAB,[
3670     AC_TRY_COMPILE([#include <krb5.h>],
3671       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3672       samba_cv_HAVE_KV5M_KEYTAB=yes,
3673       samba_cv_HAVE_KV5M_KEYTAB=no)])
3674
3675   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3676       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3677              [Whether the KV5M_KEYTAB option is available])
3678   fi
3679
3680   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3681                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3682     AC_TRY_COMPILE([#include <krb5.h>],
3683       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3684       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3685       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3686
3687   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3688     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3689               [Whether KRB5_KU_OTHER_CKSUM is available])
3690   fi
3691
3692   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3693                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3694     AC_TRY_COMPILE([#include <krb5.h>],
3695       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3696       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3697       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3698
3699   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3700     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3701               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3702   fi
3703
3704   AC_CACHE_CHECK([for the krb5_princ_component macro],
3705                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3706     AC_TRY_LINK([#include <krb5.h>],
3707       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3708       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3709       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3710
3711   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3712     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3713                [Whether krb5_princ_component is available])
3714   fi
3715
3716   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3717                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3718     AC_TRY_COMPILE([#include <krb5.h>],
3719       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3720       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3721       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3722
3723   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3724     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3725               [Whether krb5_keytab_entry has key member])
3726   fi
3727
3728   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3729                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3730     AC_TRY_COMPILE([#include <krb5.h>],
3731       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3732       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3733       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3734
3735   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3736     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3737               [Whether krb5_keytab_entry has keyblock member])
3738   fi
3739
3740   AC_CACHE_CHECK([for magic in krb5_address],
3741                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3742     AC_TRY_COMPILE([#include <krb5.h>],
3743       [krb5_address addr; addr.magic = 0;],
3744       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3745       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3746
3747   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3748     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3749               [Whether the krb5_address struct has a magic property])
3750   fi
3751
3752   AC_CACHE_CHECK([for WRFILE: keytab support],
3753                 samba_cv_HAVE_WRFILE_KEYTAB,[
3754     AC_TRY_RUN([
3755 #include<krb5.h>
3756   main()
3757   {
3758     krb5_context context;
3759     krb5_keytab keytab;
3760
3761     krb5_init_context(&context);
3762     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3763   }],
3764   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3765   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3766
3767   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3768       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3769                [Whether the WRFILE:-keytab is supported])
3770   fi
3771
3772   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3773                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3774     AC_TRY_COMPILE([#include <krb5.h>],
3775     [
3776     krb5_context context;
3777     krb5_principal principal;
3778     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3779     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3780     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3781
3782   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3783     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3784               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3785   fi
3786
3787   AC_CACHE_CHECK([for krb5_addresses type],
3788                 samba_cv_HAVE_KRB5_ADDRESSES,[
3789     AC_TRY_COMPILE([#include <krb5.h>],
3790       [krb5_addresses addr;],
3791       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3792       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3793
3794   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3795     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3796                [Whether the type krb5_addresses type exists])
3797   fi
3798
3799   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
3800                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
3801     AC_TRY_COMPILE([#include <krb5.h>],
3802     [
3803     krb5_mk_error(0,0,0);],
3804     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
3805     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
3806
3807   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
3808     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
3809               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
3810   fi
3811
3812   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3813     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3814         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3815         AC_TRY_RUN_STRICT([
3816                 #include <stdlib.h>
3817                 #include <krb5.h>
3818                 int main(void) {
3819                         krb5_context context = NULL;
3820                         char *str = NULL;
3821                         krb5_enctype_to_string(context, 1, &str);
3822                         if (str) free (str); 
3823                         return 0;
3824                 }
3825                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3826                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3827                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3828
3829     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3830       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3831                 [whether krb5_enctype_to_string takes krb5_context argument])
3832     fi
3833
3834     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3835         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3836         AC_TRY_RUN_STRICT([
3837                 #include <krb5.h>
3838                 int main(void) {
3839                         char buf[256];
3840                         krb5_enctype_to_string(1, buf, 256);
3841                         return 0;
3842                 }
3843                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3844                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3845                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
3846
3847     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
3848       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
3849                 [whether krb5_enctype_to_string takes size_t argument])
3850     fi
3851   fi
3852
3853   AC_CACHE_CHECK([for krb5_principal_get_realm],
3854                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
3855     AC_TRY_LINK([#include <krb5.h>],
3856       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
3857       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
3858       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
3859
3860   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
3861     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
3862                [Whether the function krb5_principal_get_realm is defined])
3863   fi
3864
3865   AC_CACHE_CHECK([for krb5_princ_realm],
3866                 samba_cv_HAVE_KRB5_PRINC_REALM,[
3867     AC_TRY_LINK([#include <krb5.h>],
3868       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
3869       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
3870       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
3871
3872   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
3873     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
3874                [Whether the macro krb5_princ_realm is defined])
3875   fi
3876
3877   #
3878   #
3879   # Now the decisions whether we can support krb5
3880   #
3881   # NOTE: all tests should be done before this block!
3882   #
3883   #
3884   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3885     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3886     use_ads=no
3887   fi
3888
3889   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3890           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3891   then
3892     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3893     use_ads=no
3894   fi
3895
3896   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3897           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3898   then
3899     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3900     use_ads=no
3901   fi
3902
3903   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3904           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3905   then
3906     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3907     use_ads=no
3908   fi
3909
3910   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3911           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3912   then
3913     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3914     use_ads=no
3915   fi
3916
3917   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
3918
3919       # We only need the following functions if we can't get the enctype
3920       # and kvno out of the ticket directly (ie. on Heimdal).
3921
3922       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3923       then
3924         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3925         use_ads=no
3926       fi
3927
3928       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3929       then
3930         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3931         use_ads=no
3932       fi
3933
3934   fi
3935
3936   if test x"$use_ads" = x"yes"; then
3937     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3938     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3939     if test x"$have_gssapi" = x"yes"; then
3940       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3941     fi
3942   else
3943     if test x"$with_ads_support" = x"yes"; then
3944         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3945     else
3946         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3947     fi
3948     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3949     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3950     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3951     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3952     KRB5_LIBS=""
3953     with_ads_support=no
3954   fi
3955   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3956   AC_MSG_RESULT([$use_ads])
3957
3958 LIBS="$ac_save_LIBS"
3959 fi
3960
3961 if test x"$use_ads" != xyes; then
3962         merged_build_possible=no
3963 fi
3964
3965 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
3966 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
3967
3968
3969 ########################################################
3970 # Compile with DNS Updates support?
3971
3972 with_dnsupdate_support=no
3973 AC_MSG_CHECKING([whether to enable DNS Updates support])
3974
3975 AC_ARG_WITH(dnsupdate,
3976 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
3977 [ case "$withval" in
3978     yes|no)
3979         with_dnsupdate_support=$withval
3980         ;;
3981   esac ])
3982
3983 AC_MSG_RESULT($with_dnsupdate_support)
3984
3985 if test x"$with_dnsupdate_support" != x"no"; then
3986
3987   ################################################################
3988   # first test for Active Directory support being enabled
3989   #if test x"$with_ads_support" = x"no"; then
3990   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
3991   #             with_dnsupdate_support=no
3992   #fi           
3993   ##################################################################
3994   # then test for uuid.h (necessary to generate unique DNS keynames
3995   # (uuid.h is required for this test)
3996   AC_CHECK_HEADERS(uuid/uuid.h)
3997
3998   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
3999         if test x"$with_dnsupdate_support" = x"yes"; then
4000          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
4001         else
4002          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
4003         fi
4004         with_dnsupdate_support=no
4005   fi
4006 fi
4007
4008 if test x"$with_dnsupdate_support" != x"no"; then
4009
4010   ########################################################
4011   # Now see if we can find the uuid libs in standard paths
4012   # On some systems, the uuid API is in libc, so we have to
4013   # be careful not to insert a spurious -luuid.
4014
4015   UUID_LIBS=""
4016   AC_LIBTESTFUNC(uuid, uuid_generate,
4017           [
4018             case " $LIBS " in
4019                 *\ -luuid\ *)
4020                 UUID_LIBS="-luuid"
4021                 SMB_REMOVE_LIB(uuid)
4022                 ;;
4023             esac
4024
4025             with_dnsupdate_support=yes
4026             AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
4027         ],
4028         [
4029             if test x"$with_dnsupdate_support" = x"yes"; then
4030                 AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
4031             else
4032                 AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
4033             fi
4034             with_dnsupdate_support=no
4035         ])
4036 fi
4037
4038 #################################################
4039 # check for automount support
4040 AC_MSG_CHECKING(whether to use automount)
4041 AC_ARG_WITH(automount,
4042 [AS_HELP_STRING([--with-automount], [Include automount support (default=no)])],
4043 [ case "$withval" in
4044   yes)
4045     AC_MSG_RESULT(yes)
4046     AC_DEFINE(WITH_AUTOMOUNT,1,[Whether to include automount support])
4047     ;;
4048   *)
4049     AC_MSG_RESULT(no)
4050     ;;
4051   esac ],
4052   AC_MSG_RESULT(no)
4053 )
4054
4055 #################################################
4056 # check for mount- and umount.cifs support
4057 CIFSMOUNT_PROGS=""
4058 INSTALL_CIFSMOUNT=""
4059 UNINSTALL_CIFSMOUNT=""
4060 AC_MSG_CHECKING(whether to build mount.cifs)
4061 AC_ARG_WITH(cifsmount,
4062 [AS_HELP_STRING([--with-cifsmount], [Include mount.cifs (Linux only) support (default=yes)])],
4063 [ case "$withval" in
4064   no)
4065         AC_MSG_RESULT(no)
4066         ;;
4067   *)
4068         case "$host_os" in
4069         *linux*)
4070                 AC_MSG_RESULT(yes)
4071                 AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4072                 CIFSMOUNT_PROGS="bin/mount.cifs"
4073                 INSTALL_CIFSMOUNT="installcifsmount"
4074                 UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4075                 ;;
4076         *)
4077                 AC_MSG_ERROR(not on a linux system!)
4078                 ;;
4079         esac
4080     ;;
4081   esac ],
4082 [ case "$host_os" in
4083   *linux*)
4084         AC_MSG_RESULT(yes)
4085         AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4086         CIFSMOUNT_PROGS="bin/mount.cifs"
4087         INSTALL_CIFSMOUNT="installcifsmount"
4088         UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4089         ;;
4090   *)
4091         AC_MSG_RESULT(no)
4092         ;;
4093   esac ]
4094 )
4095
4096 CIFSUMOUNT_PROGS=""
4097 INSTALL_CIFSUMOUNT=""
4098 UNINSTALL_CIFSUMOUNT=""
4099 AC_MSG_CHECKING(whether to build umount.cifs)
4100 AC_ARG_WITH(cifsumount,
4101 [AS_HELP_STRING([--with-cifsumount], [Include umount.cifs (Linux only) support (default=no)])],
4102 [ case "$withval" in
4103   yes)
4104         case "$host_os" in
4105         *linux*)
4106                 AC_MSG_RESULT(yes)
4107                 AC_DEFINE(WITH_CIFSUMOUNT,1,[Whether to build umount.cifs])
4108                 CIFSUMOUNT_PROGS="bin/umount.cifs"
4109                 INSTALL_CIFSUMOUNT="installcifsumount"
4110                 UNINSTALL_CIFSUMOUNT="uninstallcifsumount"
4111                 ;;
4112         *)
4113                 AC_MSG_ERROR(not on a linux system!)
4114                 ;;
4115         esac
4116         ;;
4117   *)
4118         AC_MSG_RESULT(no)
4119         ;;
4120   esac ],
4121   AC_MSG_RESULT(no)
4122 )
4123
4124 #################################################
4125 # check for cifs.upcall support
4126 AC_CHECK_HEADERS([keyutils.h], [HAVE_KEYUTILS_H=1], [HAVE_KEYUTILS_H=0])
4127 CIFSUPCALL_PROGS=""
4128 INSTALL_CIFSUPCALL=""
4129 UNINSTALL_CIFSUPCALL=""
4130 AC_MSG_CHECKING(whether to build cifs.upcall)
4131 AC_ARG_WITH(cifsupcall,
4132 [AS_HELP_STRING([--with-cifsupcall], [Include cifs.upcall (Linux only) support (default=yes)])],
4133 [ case "$withval" in
4134   no)
4135         AC_MSG_RESULT(no)
4136         ;;
4137   *)
4138         case "$host_os" in
4139         *linux*)
4140                 if test x"$use_ads" != x"yes"; then
4141                         AC_MSG_ERROR(ADS support should be enabled for building cifs.upcall)
4142                 elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4143                         AC_MSG_ERROR(keyutils package is required for cifs.upcall)
4144                 else
4145                         AC_MSG_RESULT(yes)
4146                         AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4147                         CIFSUPCALL_PROGS="bin/cifs.upcall"
4148                         INSTALL_CIFSUPCALL="installcifsupcall"
4149                         UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4150                 fi
4151                 ;;
4152         *)
4153                 AC_MSG_ERROR(not on a linux system!)
4154                 ;;
4155         esac
4156     ;;
4157   esac ],
4158 [ case "$host_os" in
4159   *linux*)
4160         if test x"$use_ads" != x"yes"; then
4161                 AC_MSG_WARN(ADS support should be enabled for building cifs.upcall)
4162         elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4163                 AC_MSG_WARN(keyutils package is required for cifs.upcall)
4164         else
4165                 AC_MSG_RESULT(yes)
4166                 AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4167                 CIFSUPCALL_PROGS="bin/cifs.upcall"
4168                 INSTALL_CIFSUPCALL="installcifsupcall"
4169                 UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4170         fi
4171         ;;
4172   *)
4173         AC_MSG_RESULT(no)
4174         ;;
4175   esac ]
4176 )
4177
4178
4179 #################################################
4180 # Check for a PAM clear-text auth, accounts, password
4181 # and session support. Most PAM implementations keep their
4182 # headers in /usr/include/security. Darwin keeps its in
4183 # /usr/include/pam.
4184
4185 with_pam_for_crypt=no
4186 try_pam=auto
4187 AC_MSG_CHECKING(whether to try PAM support)
4188 AC_ARG_WITH(pam,
4189 [AS_HELP_STRING([--with-pam], [Include PAM support (default=auto)])],
4190 [ case "$withval" in
4191   yes|no|auto)
4192     try_pam=$withval
4193     ;;
4194   esac
4195 ])
4196 AC_MSG_RESULT([$try_pam])
4197
4198 use_pam=no
4199 create_pam_modules=no
4200 if test x"${try_pam}" != x"no";then
4201         use_pam=yes
4202         create_pam_modules=yes
4203
4204         # Most systems have PAM headers in /usr/include/security, but Darwin
4205         # has them in /usr/include/pam.
4206         AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h)
4207         if test x"$ac_cv_header_security_pam_appl_h" != x"yes" -a \
4208                 x"$ac_cv_header_pam_pam_appl_h" != x"yes"; then
4209                 if test x"${try_pam}" = x"yes";then
4210                         AC_MSG_ERROR([--with-pam=yes but pam_appl.h not found])
4211                 fi
4212                 use_pam=no
4213                 create_pam_modules=no
4214         fi
4215
4216         AC_CHECK_LIB_EXT(pam, PAM_LIBS, pam_get_data)
4217         if test x"$ac_cv_lib_ext_pam_pam_get_data" != x"yes"; then
4218                 if test x"${try_pam}" = x"yes";then
4219                         AC_MSG_ERROR([--with-pam=yes but libpam not found])
4220                 fi
4221                 use_pam=no
4222                 create_pam_modules=no
4223         fi
4224
4225         AC_CHECK_HEADERS(security/pam_modules.h pam/pam_modules.h,,,[[
4226                 #if HAVE_SECURITY_PAM_APPL_H
4227                 #include <security/pam_appl.h>
4228                 #endif
4229                 #if HAVE_PAM_PAM_APPL_H
4230                 #include <pam/pam_appl.h>
4231                 #endif
4232         ]])
4233         if test x"$ac_cv_header_security_pam_modules_h" = x"no" -a \
4234                 x"$ac_cv_header_pam_pam_modules_h" = x"no" ; then
4235                 if test x"${try_pam}" = x"yes";then
4236                         AC_MSG_ERROR([--with-pam=yes but pam_modules.h not found])
4237        fi