80a347cd4e1461e161813571695e006eba2804f6
[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 LDSHFLAGS_Z_DEFS=
381 AC_SUBST(LDSHFLAGS_Z_DEFS)
382 LDSHFLAGS_Z_NODEFS=
383 AC_SUBST(LDSHFLAGS_Z_NODEFS)
384
385 dnl Add modules that have to be built by default here
386 dnl These have to be built static:
387 default_static_modules=""
388 default_static_modules="$default_static_modules pdb_smbpasswd"
389 default_static_modules="$default_static_modules pdb_tdbsam"
390 default_static_modules="$default_static_modules pdb_wbc_sam"
391 default_static_modules="$default_static_modules rpc_lsarpc"
392 default_static_modules="$default_static_modules rpc_samr"
393 default_static_modules="$default_static_modules rpc_winreg"
394 default_static_modules="$default_static_modules rpc_initshutdown"
395 default_static_modules="$default_static_modules rpc_dssetup"
396 default_static_modules="$default_static_modules rpc_wkssvc"
397 default_static_modules="$default_static_modules rpc_svcctl"
398 default_static_modules="$default_static_modules rpc_ntsvcs"
399 default_static_modules="$default_static_modules rpc_netlogon"
400 default_static_modules="$default_static_modules rpc_netdfs"
401 default_static_modules="$default_static_modules rpc_srvsvc"
402 default_static_modules="$default_static_modules rpc_spoolss"
403 default_static_modules="$default_static_modules rpc_eventlog"
404 default_static_modules="$default_static_modules auth_sam"
405 default_static_modules="$default_static_modules auth_unix"
406 default_static_modules="$default_static_modules auth_winbind"
407 default_static_modules="$default_static_modules auth_wbc"
408 default_static_modules="$default_static_modules auth_server"
409 default_static_modules="$default_static_modules auth_domain"
410 default_static_modules="$default_static_modules auth_builtin"
411 default_static_modules="$default_static_modules auth_netlogond"
412 default_static_modules="$default_static_modules vfs_default"
413 default_static_modules="$default_static_modules nss_info_template"
414
415 dnl These are preferably build shared, and static if dlopen() is not available
416 default_shared_modules=""
417 default_shared_modules="$default_shared_modules vfs_recycle"
418 default_shared_modules="$default_shared_modules vfs_audit"
419 default_shared_modules="$default_shared_modules vfs_extd_audit"
420 default_shared_modules="$default_shared_modules vfs_full_audit"
421 default_shared_modules="$default_shared_modules vfs_netatalk"
422 default_shared_modules="$default_shared_modules vfs_fake_perms"
423 default_shared_modules="$default_shared_modules vfs_default_quota"
424 default_shared_modules="$default_shared_modules vfs_readonly"
425 default_shared_modules="$default_shared_modules vfs_cap"
426 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
427 default_shared_modules="$default_shared_modules vfs_shadow_copy"
428 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
429 default_shared_modules="$default_shared_modules charset_CP850"
430 default_shared_modules="$default_shared_modules charset_CP437"
431 default_shared_modules="$default_shared_modules auth_script"
432 default_shared_modules="$default_shared_modules vfs_readahead"
433 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
434 default_shared_modules="$default_shared_modules vfs_streams_xattr"
435 default_shared_modules="$default_shared_modules vfs_streams_depot"
436 default_shared_modules="$default_shared_modules vfs_acl_xattr"
437 default_shared_modules="$default_shared_modules vfs_acl_tdb"
438 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
439 default_shared_modules="$default_shared_modules vfs_preopen"
440 default_shared_modules="$default_shared_modules vfs_catia"
441
442 if test "x$developer" = xyes; then
443    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
444    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
445 fi
446
447 #
448 # Config CPPFLAG settings for strange OS's that must be set
449 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
450 # case statement; its first reference must be unconditional.
451 #
452 case "$host_os" in
453     *hpux*)
454 #
455 # Defines needed for HPUX support.
456 # HPUX has bigcrypt but (sometimes?) doesn't use it for
457 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
458 #
459       case `uname -r` in
460                 *9*|*10*|*11)
461                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
462                 ;;
463       esac
464       ;;
465
466 #
467 # CRAY Unicos has broken const handling
468        *unicos*)
469           AC_MSG_RESULT([disabling const])
470           CPPFLAGS="$CPPFLAGS -Dconst="
471           ;;
472         
473 #
474 # AIX4.x doesn't even admit to having large
475 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
476 #
477     *aix4*)
478           AC_MSG_RESULT([enabling large file support])
479       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
480           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
481       ;;
482 #
483 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
484 # to the existance of large files..
485 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
486 # recommendations on large file support, however it makes the
487 # compile work using gcc 2.7 and 2.8, whereas using the Sun
488 # recommendation makes the compile fail on gcc2.7. JRA.
489 #
490 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
491 #
492         *solaris*)
493                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
494                 case `uname -r` in
495                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
496                                 AC_MSG_RESULT([no large file support])
497                                 ;;
498                         5.*)
499                         AC_MSG_RESULT([enabling large file support])
500                         if test "$ac_cv_prog_gcc" = yes; then
501                                 ${CC-cc} -v >conftest.c 2>&1
502                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
503                                 rm -fr conftest.c
504                                 case "$ac_cv_gcc_compiler_version_number" in
505                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
506                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
507                                                 LDFLAGS="$LDFLAGS -lthread"
508                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
509                                                 ;;
510                                         *)
511                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
512                                                 LDFLAGS="$LDFLAGS -lthread"
513                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
514                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
515                                                 ;;
516                                 esac
517                         else
518                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
519                                 LDFLAGS="$LDFLAGS -lthread"
520                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
521                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
522                         fi
523                         ;;
524                 esac
525                 ;;
526 #
527 # IRIX uses SYSV printing.  Make sure to set that here
528 #
529         *irix*)
530                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
531                 ;;
532         *freebsd*|*dragonfly*)
533                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
534                 ;;
535 #
536 # VOS may need to have POSIX support and System V compatibility enabled.
537 #
538     *vos*)
539     case "$CPPFLAGS" in
540           *-D_POSIX_C_SOURCE*)
541                 ;;
542           *)
543                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
544                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
545                 ;;
546     esac
547     case "$CPPFLAGS" in
548           *-D_SYSV*|*-D_SVID_SOURCE*)
549                 ;;
550           *)
551                 CPPFLAGS="$CPPFLAGS -D_SYSV"
552                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
553     esac
554     ;;
555 #
556 # Tests needed for SINIX large file support.
557 #
558     *sysv4*)
559       if test $host = mips-sni-sysv4 ; then
560         AC_MSG_CHECKING([for LFS support])
561         old_CPPFLAGS="$CPPFLAGS"
562         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
563         AC_TRY_RUN([
564 #include <unistd.h>
565 main () {
566 #if _LFS64_LARGEFILE == 1
567 exit(0);
568 #else
569 exit(1);
570 #endif
571 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
572         CPPFLAGS="$old_CPPFLAGS"
573         if test x$SINIX_LFS_SUPPORT = xyes ; then
574           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
575                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
576           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
577           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
578           LIBS="`getconf LFS64_LIBS` $LIBS"
579         fi
580       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
581       fi
582     ;;
583
584 # Systems with LFS support.
585 #
586     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
587         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
588         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
589         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
590         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
591         ;;
592
593 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
594 #
595     *linux*)
596         AC_MSG_CHECKING([for LFS support])
597         old_CPPFLAGS="$CPPFLAGS"
598         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
599        AC_TRY_RUN([
600 #include <unistd.h>
601 #include <sys/utsname.h>
602 #include <string.h>
603 #include <stdlib.h>
604 main() {
605 #if _LFS64_LARGEFILE == 1
606        struct utsname uts;
607        char *release;
608        int major, minor;
609
610        /* Ensure this is glibc 2.2 or higher */
611 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
612        int libc_major = __GLIBC__;
613        int libc_minor = __GLIBC_MINOR__;
614
615        if (libc_major < 2)
616               exit(1);
617        if (libc_minor < 2)
618               exit(1);
619 #endif
620
621        /* Ensure this is kernel 2.4 or higher */
622
623        uname(&uts);
624        release = strdup(uts.release);
625        major = atoi(strsep(&release, "."));
626        minor = atoi(strsep(&release, "."));
627
628        if (major > 2 || (major == 2 && minor > 3))
629                exit(0);
630        exit(1);
631 #else
632        exit(1);
633 #endif
634 }
635 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
636         CPPFLAGS="$old_CPPFLAGS"
637         if test x$LINUX_LFS_SUPPORT = xyes ; then
638                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
639                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
640                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
641                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
642         fi
643         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
644         ;;
645
646 #
647 # MacOS X is the *only* system that uses compose character in utf8. This
648 # is so horribly broken....
649 #
650     *darwin*)
651         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
652
653 # Add a system specific charset module.
654         default_shared_modules="$default_shared_modules charset_macosxfs"
655
656         ;;
657     *hurd*)
658         AC_MSG_CHECKING([for LFS support])
659         old_CPPFLAGS="$CPPFLAGS"
660         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
661         AC_TRY_RUN([
662 #include <unistd.h>
663 main () {
664 #if _LFS64_LARGEFILE == 1
665 exit(0);
666 #else
667 exit(1);
668 #endif
669 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
670         CPPFLAGS="$old_CPPFLAGS"
671         if test x$GLIBC_LFS_SUPPORT = xyes ; then
672           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
673                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
674           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
675         fi
676       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
677     ;;
678     *qnx*)
679         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
680         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
681         ;;
682
683 esac
684
685 SAVE_CPPFLAGS="${CPPFLAGS}"
686 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
687
688 AC_LIBREPLACE_BROKEN_CHECKS
689 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
690 AC_LIBREPLACE_NETWORK_CHECKS
691
692 CPPFLAGS="${SAVE_CPPFLAGS}"
693
694 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
695
696 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
697 AC_SUBST(LIBREPLACE_OBJS)
698
699 # add -ldl to the global LIBS
700 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
701 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
702
703
704 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
705 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
706 AC_CHECK_HEADERS(limits.h float.h pthread.h libintl.h)
707 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
708 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
709 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
710 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
711 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
712 AC_CHECK_HEADERS(sys/sysmacros.h)
713 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
714 AC_CHECK_HEADERS(langinfo.h locale.h)
715 AC_CHECK_HEADERS(xfs/libxfs.h)
716 AC_CHECK_HEADERS(netgroup.h)
717
718 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
719 #if HAVE_RPC_RPC_H
720 #include <rpc/rpc.h>
721 #endif
722 ]])
723
724 ## These fail to compile on IRIX so just check for their presence
725 AC_CHECK_HEADERS(sys/mode.h,,,)
726
727 # Look for Darwin headers
728 old_CPPFLAGS="$CPPFLAGS"
729 CPPFLAGS="-Iinclude $CPPFLAGS"
730 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
731 CPPFLAGS="$old_CPPFLAGS"
732
733 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
734 # subdirectory of headers.
735 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
736
737 #
738 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
739 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
740 #
741 case "$host_os" in
742     *hpux*)
743                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
744                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
745                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
746                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
747                 fi
748         ;;
749 esac
750 AC_CHECK_HEADERS(shadow.h)
751 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
752 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
753
754 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
755 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
756
757 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
758
759 # For experimental utmp support (lastlog on some BSD-like systems)
760 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
761
762 AC_CHECK_SIZEOF(int,cross)
763 AC_CHECK_SIZEOF(long,cross)
764 AC_CHECK_SIZEOF(long long,cross)
765 AC_CHECK_SIZEOF(short,cross)
766
767 AC_C_CONST
768 AC_C_INLINE
769 AC_C_BIGENDIAN
770 AC_C_CHAR_UNSIGNED
771
772 AC_TYPE_SIGNAL
773 AC_TYPE_UID_T
774 AC_TYPE_MODE_T
775 AC_TYPE_OFF_T
776 AC_TYPE_SIZE_T
777 AC_TYPE_PID_T
778 AC_STRUCT_ST_RDEV
779 AC_DIRENT_D_OFF
780 AC_CHECK_TYPE(ssize_t, int)
781 AC_CHECK_TYPE(wchar_t, unsigned short)
782
783 ############################################
784 # for cups support we need libcups, and a handful of header files
785
786 AC_ARG_ENABLE(cups,
787 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
788
789 if test x$enable_cups != xno; then
790         AC_PATH_PROG(CUPS_CONFIG, cups-config)
791
792         if test "x$CUPS_CONFIG" != x; then
793
794                 ac_save_CFLAGS=$CFLAGS
795                 ac_save_LDFLAGS=$LDFLAGS
796                 ac_save_PRINT_LIBS=$PRINT_LIBS
797                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
798                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
799                 PRINT_LIBS="$PRINT_LIBS -lcups"
800                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
801                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
802                         x"$ac_cv_header_cups_language_h" = xyes; then
803                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
804                         samba_cv_HAVE_CUPS=yes
805                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
806                 else
807                         AC_MSG_WARN([cups-config around but cups-devel not installed])
808                         CFLAGS=$ac_save_CFLAGS
809                         LDFLAGS=$ac_save_LDFLAGS
810                         PRINT_LIBS=$ac_save_PRINT_LIBS
811                 fi
812
813         elif test x"$enable_cups" = x"yes"; then
814                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
815         fi
816 fi
817
818 AC_ARG_ENABLE(iprint,
819 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
820
821 if test x$enable_iprint != xno; then
822         if test x"$samba_cv_HAVE_CUPS" = xyes; then
823                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
824         elif test x"$enable_iprint" = x"yes"; then
825                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
826         fi
827 fi
828
829 ############################################
830 # check if the compiler will optimize out function calls
831 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
832     AC_TRY_LINK([
833 #include <stdio.h>],
834 [
835                 if (0) {
836                    this_function_does_not_exist();
837                 } else {
838                   return 1;
839                 }
840
841 ],
842         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
843 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
844    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
845 fi
846
847 #############################################
848 # check for fd passing struct via msg_control
849 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
850     AC_TRY_COMPILE([
851 #include <sys/types.h>
852 #include <stdlib.h>
853 #include <stddef.h>
854 #include <sys/socket.h>
855 #include <sys/un.h>],
856 [
857         struct msghdr msg;
858         union {
859               struct cmsghdr cm;
860               char control[CMSG_SPACE(sizeof(int))];
861         } control_un;
862         msg.msg_control = control_un.control;
863         msg.msg_controllen = sizeof(control_un.control);
864 ],
865         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
866 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
867    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
868              [If we can use msg_control for passing file descriptors])
869 fi
870
871 #############################################
872 # check for fd passing struct via msg_acctrights
873 AC_CACHE_CHECK([for fd passing via msg_acctrights],
874                 samba_cv_msghdr_msg_acctrights, [
875     AC_TRY_COMPILE([
876 #include <sys/types.h>
877 #include <stdlib.h>
878 #include <stddef.h>
879 #include <sys/socket.h>
880 #include <sys/un.h>],
881 [
882         struct msghdr msg;
883         int fd;
884         msg.msg_acctrights = (caddr_t) &fd;
885         msg.msg_acctrightslen = sizeof(fd);
886 ],
887         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
888 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
889    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
890              [If we can use msg_acctrights for passing file descriptors])
891 fi
892
893 AC_CHECK_FUNCS(dirfd)
894 if test x"$ac_cv_func_dirfd" = x"yes"; then
895         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
896 fi
897
898 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
899     AC_TRY_COMPILE([
900 #include <sys/types.h>
901 #if STDC_HEADERS
902 #include <stdlib.h>
903 #include <stddef.h>
904 #endif
905 #include <signal.h>],[struct sigevent s;],
906         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
907 if test x"$samba_cv_struct_sigevent" = x"yes"; then
908    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
909    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
910         [#include <signal.h>])
911 fi
912
913 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
914     AC_TRY_COMPILE([
915 #include <sys/types.h>
916 #if STDC_HEADERS
917 #include <stdlib.h>
918 #include <stddef.h>
919 #endif
920 #if TIME_WITH_SYS_TIME
921 # include <sys/time.h>
922 # include <time.h>
923 #else
924 # if HAVE_SYS_TIME_H
925 #  include <sys/time.h>
926 # else
927 #  include <time.h>
928 # endif
929 #endif
930 ],[struct timespec ts;],
931         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
932 if test x"$samba_cv_struct_timespec" = x"yes"; then
933    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
934 fi
935
936 # and glibc has setresuid under linux but the function does
937 # nothing until kernel 2.1.44! very dumb.
938 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
939     AC_TRY_RUN([#include <errno.h>
940 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
941         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
942 if test x"$samba_cv_have_setresuid" = x"yes"; then
943     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
944 fi
945
946 # Do the same check for setresguid...
947 #
948 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
949     AC_TRY_RUN([#include <unistd.h>
950 #include <errno.h>
951 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
952         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
953 if test x"$samba_cv_have_setresgid" = x"yes"; then
954     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
955 fi
956
957 AC_FUNC_MEMCMP
958
959 ###############################################
960 # Readline included by default unless explicitly asked not to
961 test "${with_readline+set}" != "set" && with_readline=yes
962
963 # test for where we get readline() from
964 AC_MSG_CHECKING(whether to use readline)
965 AC_ARG_WITH(readline,
966 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
967 [  case "$with_readline" in
968   yes)
969     AC_MSG_RESULT(yes)
970
971     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
972     AC_CHECK_HEADERS(readline/history.h)
973
974     AC_CHECK_HEADERS(readline.h readline/readline.h,[
975       for termlib in ncurses curses termcap terminfo termlib tinfo; do
976        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
977       done
978       AC_CHECK_LIB(readline, rl_callback_handler_install,
979        [TERMLIBS="-lreadline $TERMLIBS"
980        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
981        break], [TERMLIBS=], $TERMLIBS)])
982     ;;
983   no)
984     AC_MSG_RESULT(no)
985     ;;
986   *)
987     AC_MSG_RESULT(yes)
988
989     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
990     # alternate readline path
991     _ldflags=${LDFLAGS}
992     _cppflags=${CPPFLAGS}
993
994     # Add additional search path
995     LDFLAGS="-L$with_readline/lib $LDFLAGS"
996     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
997
998     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
999     AC_CHECK_HEADERS(readline/history.h)
1000
1001     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1002       for termlib in ncurses curses termcap terminfo termlib; do
1003        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1004       done
1005       AC_CHECK_LIB(readline, rl_callback_handler_install,
1006        [TERMLDFLAGS="-L$with_readline/lib"
1007        TERMCPPFLAGS="-I$with_readline/include"
1008        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1009        TERMLIBS="-lreadline $TERMLIBS"
1010        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1011        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1012
1013     LDFLAGS=$_ldflags
1014     ;;
1015   esac],
1016   AC_MSG_RESULT(no)
1017 )
1018 AC_SUBST(TERMLIBS)
1019 AC_SUBST(TERMLDFLAGS)
1020
1021 # The readline API changed slightly from readline3 to readline4, so
1022 # code will generate warnings on one of them unless we have a few
1023 # special cases.
1024 AC_CHECK_LIB(readline, rl_completion_matches,
1025              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1026                         [Do we have rl_completion_matches?])],
1027              [],
1028              [$TERMLIBS])
1029
1030 # not all readline libs have rl_event_hook or history_list
1031 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1032 AC_CHECK_LIB(readline, history_list,
1033              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1034              [],
1035              [$TERMLIBS])
1036
1037 ###############################################
1038 # test for where we get yp_get_default_domain() from
1039 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1040 AC_CHECK_FUNCS(yp_get_default_domain)
1041
1042 # Check if we have execl, if not we need to compile smbrun.
1043 AC_CHECK_FUNCS(execl)
1044 if test x"$ac_cv_func_execl" = x"no"; then
1045     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1046 fi
1047
1048 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1049 AC_CHECK_FUNCS(strtol)
1050 AC_CHECK_FUNCS(strchr chflags)
1051 AC_CHECK_FUNCS(getrlimit fsync fdatasync setpgid)
1052 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1053 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1054 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1055 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1056 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64)
1057 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1058 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1059 AC_CHECK_FUNCS(getpwent_r)
1060 AC_CHECK_FUNCS(getdents64)
1061 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1062 AC_CHECK_FUNCS(syslog vsyslog timegm)
1063 AC_CHECK_FUNCS(setlocale nl_langinfo)
1064 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1065 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1066 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1067 AC_CHECK_HEADERS(sys/mman.h)
1068 # setbuffer, shmget, shm_open are needed for smbtorture
1069 AC_CHECK_FUNCS(shmget shm_open)
1070 AC_CHECK_FUNCS(gettext dgettext)
1071 AC_CHECK_FUNCS(bindtextdomain textdomain)
1072 AC_CHECK_FUNCS(strupr)
1073
1074 # Find a method of generating a stack trace
1075 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1076 # libexecinfo provides backtrace_symbols on FreeBSD
1077 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1078 AC_CHECK_FUNCS(backtrace_symbols)
1079 AC_CHECK_LIB(exc, trace_back_stack)
1080
1081 # check for sysctlbyname for BSD systems
1082 AC_CHECK_FUNCS(sysctlbyname)
1083
1084 printf "%s" "checking for GPFS GPL libs... "
1085 save_LIBS="$LIBS"
1086 LIBS="$LIBS -lgpfs_gpl"
1087 AC_TRY_LINK([#include <gpfs_gpl.h>],
1088           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1089           samba_cv_HAVE_GPFS=yes,
1090           samba_cv_HAVE_GPFS=no)
1091 echo $samba_cv_HAVE_GPFS
1092 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1093     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1094     default_shared_modules="$default_shared_modules vfs_gpfs"
1095 fi
1096 LIBS="$save_LIBS"
1097
1098 printf "%s" "checking for GPFS libs (with 3.2.1 PTF8 available as GPL)... "
1099 save_LIBS="$LIBS"
1100 LIBS="$LIBS -lgpfs"
1101 AC_TRY_LINK([#include <gpfs.h>],
1102           [gpfs_set_share(0,GPFS_SHARE_READ,GPFS_DENY_NONE)],
1103           samba_cv_HAVE_GPFS=yes,
1104           samba_cv_HAVE_GPFS=no)
1105 echo $samba_cv_HAVE_GPFS
1106 if test x"$samba_cv_HAVE_GPFS" = x"yes"; then
1107     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL libs are available])
1108     default_shared_modules="$default_shared_modules vfs_gpfs"
1109 fi
1110 LIBS="$save_LIBS"
1111
1112 #############################################
1113 # check if building on Isilon OneFS
1114 printf "%s" "checking for Isilon OneFS... "
1115 save_LIBS="$LIBS"
1116 LIBS="$LIBS -lisi_version"
1117 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1118           [get_isilon_copyright()],
1119           samba_cv_HAVE_ONEFS=yes,
1120           samba_cv_HAVE_ONEFS=no)
1121 echo $samba_cv_HAVE_ONEFS
1122 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1123     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1124     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1125     default_static_modules="$default_static_modules"
1126     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1127     # Need to also add general libs for oplocks support
1128     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1129 fi
1130 AC_SUBST(ONEFS_LIBS)
1131 LIBS="$save_LIBS"
1132
1133 # Note that all the libunwind symbols in the API are defined to internal
1134 # platform-specific version, so we must include libunwind.h before checking
1135 # any of them.
1136 AC_MSG_CHECKING([for libunwind])
1137 save_LIBS=$LIBS
1138
1139 UNWIND_ARCH="unknown"
1140 if test x"$UNAME_I" != x"unknown"; then
1141         UNWIND_ARCH="$UNAME_I"
1142 elif test x"$UNAME_M" != x"unknown"; then
1143         UNWIND_ARCH="$UNAME_M"
1144 elif test x"$UNAME_P" != x"unknown"; then
1145         UNWIND_ARCH="$UNAME_P"
1146 fi
1147
1148 case "$UNWIND_ARCH" in
1149         unknown)
1150                 # This probably won't link without
1151                 # the platform-specific libunwind.
1152                 LIBS="$LIBS -lunwind"
1153                 ;;
1154         i386|i586|i686)
1155                 # Add the platform-specific libunwind module.
1156                 LIBS="$LIBS -lunwind -lunwind-x86"
1157                 ;;
1158         *)
1159                 # Add the platform-specific libunwind module.
1160                 # based on uname -i, uname -m or uname -p
1161                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1162                 ;;
1163 esac
1164
1165 AC_TRY_LINK(
1166     [
1167 #ifdef HAVE_LIBUNWIND_H
1168 #include <libunwind.h>
1169 #endif
1170     ],
1171     [
1172         unw_context_t ctx; unw_cursor_t cur;
1173         char buf[256]; unw_word_t off;
1174         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1175         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1176     ],
1177     [
1178         AC_MSG_RESULT(yes)
1179         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1180
1181         # If we have libunwind, test whether we also have libunwind-ptrace
1182         # which would let us unwind arbitrary processes.
1183         save_LIBS=$LIBS
1184         AC_CHECK_HEADERS(libunwind-ptrace.h)
1185         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1186             [
1187                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1188                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1189                     [Whether libunwind-ptrace.a is available.])
1190             ],
1191             [ LIBUNWIND_PTRACE="" ])
1192
1193         LIBS=$save_LIBS
1194     ],
1195     [
1196         AC_MSG_RESULT(no)
1197         LIBS=$save_LIBS
1198     ])
1199
1200 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1201 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1202     AC_CHECK_HEADERS(sys/ptrace.h)
1203     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1204     AC_TRY_LINK(
1205             [
1206 #if HAVE_SYS_TYPES_H
1207 #include <sys/types.h>
1208 #endif
1209 #if HAVE_SYS_PTRACE_H
1210 #include <sys/ptrace.h>
1211 #endif
1212             ],
1213             [
1214                 pid_t me = (pid_t)-1;
1215                 ptrace(PTRACE_ATTACH, me, 0, 0);
1216                 ptrace(PTRACE_DETACH, me, 0, 0);
1217                 return 0;
1218             ],
1219             [
1220                 AC_MSG_RESULT(yes)
1221                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1222                     [Whether the Linux ptrace(2) interface is available.])
1223             ],
1224             [
1225                 AC_MSG_RESULT(no)
1226                 LIBUNWIND_PTRACE=""
1227             ])
1228 fi
1229
1230 AC_SUBST(LIBUNWIND_PTRACE)
1231
1232 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1233 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1234 AC_CHECK_FUNCS(__getcwd _getcwd)
1235 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1236 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1237 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1238 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1239 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1240 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1241 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1242 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1243 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1244 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1245 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1246 AC_CHECK_FUNCS(prctl)
1247
1248 AC_TRY_COMPILE([
1249 #ifdef HAVE_SYS_PRCTL_H
1250 #include <sys/prctl.h>
1251 #endif
1252 ],
1253 [int i; i = prtcl(0); ],
1254 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1255
1256 #
1257 #
1258 #
1259 case "$host_os" in
1260     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1261        # glibc <= 2.3.2 has a broken getgrouplist
1262        AC_TRY_RUN([
1263 #include <unistd.h>
1264 #include <sys/utsname.h>
1265 main() {
1266        /* glibc up to 2.3 has a broken getgrouplist */
1267 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1268        int libc_major = __GLIBC__;
1269        int libc_minor = __GLIBC_MINOR__;
1270
1271        if (libc_major < 2)
1272               exit(1);
1273        if ((libc_major == 2) && (libc_minor <= 3))
1274               exit(1);
1275 #endif
1276        exit(0);
1277 }
1278 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1279        if test x"$linux_getgrouplist_ok" = x"yes"; then
1280           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1281        fi
1282        ;;
1283     *)
1284        AC_CHECK_FUNCS(getgrouplist)
1285        ;;
1286 esac
1287
1288 #
1289 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1290 #
1291
1292 if test x$ac_cv_func_stat64 = xno ; then
1293   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1294   AC_TRY_LINK([
1295 #if defined(HAVE_UNISTD_H)
1296 #include <unistd.h>
1297 #endif
1298 #include <sys/stat.h>
1299 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1300   AC_MSG_RESULT([$ac_cv_func_stat64])
1301   if test x$ac_cv_func_stat64 = xyes ; then
1302     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1303   fi
1304 fi
1305
1306 if test x$ac_cv_func_lstat64 = xno ; then
1307   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1308   AC_TRY_LINK([
1309 #if defined(HAVE_UNISTD_H)
1310 #include <unistd.h>
1311 #endif
1312 #include <sys/stat.h>
1313 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1314   AC_MSG_RESULT([$ac_cv_func_lstat64])
1315   if test x$ac_cv_func_lstat64 = xyes ; then
1316     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1317   fi
1318 fi
1319
1320 if test x$ac_cv_func_fstat64 = xno ; then
1321   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1322   AC_TRY_LINK([
1323 #if defined(HAVE_UNISTD_H)
1324 #include <unistd.h>
1325 #endif
1326 #include <sys/stat.h>
1327 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1328   AC_MSG_RESULT([$ac_cv_func_fstat64])
1329   if test x$ac_cv_func_fstat64 = xyes ; then
1330     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1331   fi
1332 fi
1333
1334 #################################################
1335 # Check whether struct stat has timestamps with sub-second resolution.
1336 #
1337
1338 samba_cv_stat_hires=no
1339 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1340         [samba_cv_stat_hires=yes])
1341 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1342         [samba_cv_stat_hires=yes])
1343 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1344         [samba_cv_stat_hires=yes])
1345 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1346         [samba_cv_stat_hires=yes])
1347 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1348         [samba_cv_stat_hires=yes])
1349
1350 if test x"$samba_cv_stat_hires" = x"yes" ; then
1351     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1352             [whether struct stat has sub-second timestamps])
1353 fi
1354
1355 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1356 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1357 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1358
1359
1360 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1361     [
1362         AC_TRY_COMPILE(
1363             [#include <sys/stat.h>],
1364             [
1365                 int a = UF_DOS_ARCHIVE;
1366                 int h = UF_DOS_HIDDEN;
1367                 int r = UF_DOS_RO;
1368                 int s = UF_DOS_SYSTEM;
1369                 int i = UF_DOS_NOINDEX;
1370                 int f = UF_DOS_FLAGS;
1371             ],
1372             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1373     ])
1374
1375 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1376     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1377 fi
1378
1379 #####################################
1380 # needed for SRV lookups
1381 AC_CHECK_LIB(resolv, dn_expand)
1382 AC_CHECK_LIB(resolv, _dn_expand)
1383 AC_CHECK_LIB(resolv, __dn_expand)
1384
1385 #
1386 # Check for the functions putprpwnam, set_auth_parameters,
1387 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1388 # Needed for OSF1 and HPUX.
1389 #
1390
1391 AC_LIBTESTFUNC(security, putprpwnam)
1392 AC_LIBTESTFUNC(sec, putprpwnam)
1393
1394 AC_LIBTESTFUNC(security, set_auth_parameters)
1395 AC_LIBTESTFUNC(sec, set_auth_parameters)
1396
1397 # UnixWare 7.x has its getspnam in -lgen
1398 AC_LIBTESTFUNC(gen, getspnam)
1399
1400 AC_LIBTESTFUNC(security, getspnam)
1401 AC_LIBTESTFUNC(sec, getspnam)
1402
1403 AC_LIBTESTFUNC(security, bigcrypt)
1404 AC_LIBTESTFUNC(sec, bigcrypt)
1405
1406 AC_LIBTESTFUNC(security, getprpwnam)
1407 AC_LIBTESTFUNC(sec, getprpwnam)
1408
1409 AC_CHECK_FUNCS(strsignal)
1410
1411 ############################################
1412 # Check if we have libattr
1413 case "$host_os" in
1414   *osf*)
1415         AC_SEARCH_LIBS(getproplist, [proplist])
1416         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1417         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1418         AC_CHECK_FUNCS(sizeof_proplist_entry)
1419   ;;
1420   *)
1421         AC_SEARCH_LIBS(getxattr, [attr])
1422         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1423         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1424         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1425         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1426         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1427         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1428         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1429   ;;
1430 esac
1431
1432 ########################################################
1433 # Check if attropen() is present if this is Solaris
1434 case "$host_os" in
1435   *solaris*)
1436         AC_CHECK_FUNCS(attropen)
1437   ;;
1438 esac
1439
1440 ########################################################
1441 # Do xattr functions take additional options like on Darwin?
1442 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1443         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1444                 old_LIBS=$LIBS
1445                 LIBS="$LIBS $ACL_LIBS"
1446                 AC_TRY_COMPILE([
1447                         #include <sys/types.h>
1448                         #if HAVE_ATTR_XATTR_H
1449                         #include <attr/xattr.h>
1450                         #elif HAVE_SYS_XATTR_H
1451                         #include <sys/xattr.h>
1452                         #endif
1453                 ],[
1454                         getxattr(0, 0, 0, 0, 0, 0);
1455                 ],
1456                 [smb_attr_cv_xattr_add_opt=yes],
1457                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1458         ])
1459         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1460                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1461         fi
1462 fi
1463
1464 # Check if we have extattr
1465 case "$host_os" in
1466   *freebsd4* | *dragonfly* )
1467     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1468     ;;
1469   *)
1470     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1471     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1472     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1473     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1474     ;;
1475 esac
1476
1477 AC_DISABLE_STATIC
1478 AC_ENABLE_SHARED
1479
1480 # Set defaults
1481 PIE_CFLAGS=""
1482 PIE_LDFLAGS=""
1483 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1484
1485 if test "x$enable_pie" != xno
1486 then
1487         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1488         [
1489                 cat > conftest.c <<EOF
1490 int foo;
1491 main () { return 0;}
1492 EOF
1493                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1494                 then
1495                         samba_cv_fpie=yes
1496                 else
1497                         samba_cv_fpie=no
1498                 fi
1499                 rm -f conftest*
1500         ])
1501         if test x"${samba_cv_fpie}" = x"yes"
1502         then
1503                 PIE_CFLAGS="-fPIE"
1504                 PIE_LDFLAGS="-pie"
1505         fi
1506 fi
1507
1508 # Set defaults
1509 RELRO_LDFLAGS=""
1510 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1511
1512 if test "x$enable_relro" != xno
1513 then
1514         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1515         [
1516                 cat > conftest.c <<EOF
1517 int foo;
1518 main () { return 0;}
1519 EOF
1520                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1521                 then
1522                         samba_cv_relro=yes
1523                 else
1524                         samba_cv_relro=no
1525                 fi
1526                 rm -f conftest*
1527         ])
1528         if test x"${samba_cv_relro}" = x"yes"
1529         then
1530                 RELRO_LDFLAGS="-Wl,-z,relro"
1531         fi
1532 fi
1533
1534 # Set defaults
1535 SYMSEXT="syms"
1536 AC_SUBST(SYMSEXT)
1537
1538 # Assume non-shared by default and override below
1539 BLDSHARED="false"
1540
1541 # these are the defaults, good for lots of systems
1542 HOST_OS="$host_os"
1543 LDSHFLAGS="-shared"
1544 MODULE_EXPORTS=""
1545 SONAMEFLAG="#"
1546 SHLD="\${CC} \${CFLAGS}"
1547 PICFLAG="${PIE_CFLAGS}"
1548 SHLIBEXT="so"
1549 DSO_EXPORTS=""
1550
1551 # this bit needs to be modified for each OS that supports share libs
1552 # You need to specify how to create a shared library and
1553   # how to compile C code to produce PIC object files
1554
1555   AC_MSG_CHECKING([ability to build shared libraries])
1556
1557   # and these are for particular systems
1558   case "$host_os" in
1559                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1560                         case "$host_os" in *linux*)
1561                                 AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1562                         esac
1563                         BLDSHARED="true"
1564                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1565                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1566                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1567                         fi
1568                         DYNEXP="-Wl,--export-dynamic"
1569                         PICFLAG="-fPIC"
1570                         SONAMEFLAG="-Wl,-soname="
1571                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1572                         ;;
1573                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1574                         BLDSHARED="true"
1575                         LDSHFLAGS="-G"
1576                         SONAMEFLAG="-h "
1577                         if test "${GCC}" = "yes"; then
1578                                 PICFLAG="-fPIC"
1579                                 SONAMEFLAG="-Wl,-soname="
1580                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1581                                         DYNEXP="-Wl,-E"
1582                                 fi
1583                         else
1584                                 PICFLAG="-KPIC"
1585                                 ## ${CFLAGS} added for building 64-bit shared
1586                                 ## libs using Sun's Compiler
1587                                 LDSHFLAGS="-G \${CFLAGS}"
1588                         fi
1589                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1590                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1591                         ;;
1592                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1593                         BLDSHARED="true"
1594                         LDSHFLAGS="-G"
1595                         SONAMEFLAG="-Wl,-h,"
1596                         PICFLAG="-KPIC"   # Is this correct for SunOS
1597                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1598                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1599                         ;;
1600                 *netbsd* | *freebsd* | *dragonfly* )
1601                         BLDSHARED="true"
1602                         LDSHFLAGS="-shared"
1603                         DYNEXP="-Wl,--export-dynamic"
1604                         SONAMEFLAG="-Wl,-soname,"
1605                         PICFLAG="-fPIC -DPIC"
1606                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1607                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1608                         ;;
1609                 *openbsd*)  BLDSHARED="true"
1610                         LDSHFLAGS="-shared"
1611                         DYNEXP="-Wl,-Bdynamic"
1612                         SONAMEFLAG="-Wl,-soname,"
1613                         PICFLAG="-fPIC"
1614                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1615                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1616                         ;;
1617                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1618                         case "$host_os" in
1619                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1620                         ;;
1621                         esac
1622                         BLDSHARED="true"
1623                         LDSHFLAGS="-set_version sgi1.0 -shared"
1624                         SONAMEFLAG="-soname "
1625                         SHLD="\${LD}"
1626                         if test "${GCC}" = "yes"; then
1627                                 PICFLAG="-fPIC"
1628                         else
1629                                 PICFLAG="-KPIC"
1630                         fi
1631                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1632                         ;;
1633                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1634                         BLDSHARED="true"
1635                         # use expfull to export underscored symbols
1636                         # add rtl to remove /lib/crt0.o warning
1637                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1638                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1639                         PICFLAG="-O2"
1640                         # as AIX code is always position independent...
1641                         # .po will just create compile warnings, use po.o:
1642                         if test "${GCC}" != "yes"; then
1643                                 ## for funky AIX compiler using strncpy()
1644                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1645                         fi
1646
1647                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1648                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1649                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1650                         ;;
1651                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1652                         # Use special PIC flags for the native HP-UX compiler.
1653                                 BLDSHARED="true"
1654                                 SHLD="cc"
1655                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1656                                 SONAMEFLAG="-Wl,+h "
1657                                 PICFLAG="+z"
1658                         if test "${GCC}" = "yes"; then
1659                                 PICFLAG="-fPIC"
1660                         else
1661                                 PICFLAG="+z +ESnolit"
1662                         fi
1663                         if test "$host_cpu" = "ia64"; then
1664                                 SHLIBEXT="so"
1665                               PICFLAG="+z"
1666                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1667                         else
1668                                 SHLIBEXT="sl"
1669                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1670                         fi
1671                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1672                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1673                         ;;
1674                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1675                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1676                         ;;
1677                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1678                         BLDSHARED="true"
1679                         LDSHFLAGS="-shared"
1680                         SONAMEFLAG="-Wl,-soname,"
1681                         PICFLAG="-fPIC"
1682                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1683                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1684                         ;;
1685                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1686                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1687                         ;;
1688                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1689                         BLDSHARED="true"
1690                         LDSHFLAGS="-shared"
1691                         SONAMEFLAG="-Wl,-soname,"
1692                         PICFLAG="-KPIC"
1693                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1694                         ;;
1695                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1696                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1697                         ;;
1698                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1699                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1700                         ;;
1701                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1702                         case "$host" in
1703                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1704                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1705                                         fi
1706                                         LDSHFLAGS="-G"
1707                                         DYNEXP="-Bexport"
1708                                 ;;
1709                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1710                         esac
1711                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1712                         ;;
1713
1714                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1715                         if [ test "$GCC" != yes ]; then
1716                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1717                         fi
1718                         LDSHFLAGS="-G"
1719                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1720                         ;;
1721                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1722                         BLDSHARED="false"
1723                         LDSHFLAGS=""
1724                         ;;
1725
1726                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1727                         BLDSHARED="true"
1728                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1729                         CFLAGS="$CFLAGS -fno-common"
1730                         SHLD="\${CC}"
1731                         SHLIBEXT="dylib"
1732                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1733                         SHLIBEXT="dylib"
1734                         # Since gcc doesn't fail on unrecognised options, the
1735                         # PIE test incorrectly succeeds. Darwin gcc does not
1736                         # actually support the PIE stuff.
1737                         PIE_LDFLAGS=
1738                         PIE_CFLAGS=
1739                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1740                         ;;
1741
1742                 *)
1743                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1744                         ;;
1745   esac
1746
1747 if test "$enable_shared" != "yes"; then
1748         BLDSHARED=false
1749 fi
1750
1751 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1752         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1753 fi
1754
1755 if test x"$BLDSHARED" = x"true" ; then
1756         LDFLAGS="$LDFLAGS -L./bin"
1757 fi
1758
1759 AC_MSG_RESULT($BLDSHARED)
1760
1761 if test x"${ac_cv_prog_gnu_ld}" = x"yes"; then
1762         saved_ldflags="$LDFLAGS"
1763         AC_MSG_CHECKING([if --as-needed works])
1764         LDFLAGS="--as-needed $saved_ldflags"
1765         AC_TRY_LINK([],[],
1766                 [AC_MSG_RESULT([yes])
1767                 LD_AS_NEEDED_FLAG=--as-needed],
1768                 AC_MSG_RESULT([no]))
1769         AC_MSG_CHECKING([if -Wl,--as-needed works])
1770         LDFLAGS="-Wl,--as-needed $saved_ldflags"
1771         AC_TRY_LINK([],[],
1772                 [AC_MSG_RESULT([yes])
1773                 LD_AS_NEEDED_FLAG=-Wl,--as-needed],
1774                 AC_MSG_RESULT([no]))
1775         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1776 fi
1777
1778 # for historical reasons almost all linkers don't complain about unresolved
1779 # symbols in shared libs. Except for the internal samba modules we want to get
1780 # errors when we produce a shared lib with unresolved symbols. On some
1781 # platforms unresolved symbols might be intended, so we might have to add
1782 # platform specific exceptions here.
1783
1784 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1785         saved_ldflags="$LDFLAGS"
1786         AC_MSG_CHECKING([if $flags works])
1787         LDFLAGS="$flags $saved_ldflags"
1788         AC_TRY_LINK([],[],
1789         [AC_MSG_RESULT([yes])
1790         LDSHFLAGS_Z_DEFS=$flags
1791         ldshflags_z_defs_found=yes],
1792         AC_MSG_RESULT([no]))
1793         LDFLAGS=$saved_ldflags
1794         test x"$ldshflags_z_defs_found" = xyes && break
1795 done
1796
1797 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1798 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1799 AC_MSG_CHECKING([LDFLAGS])
1800 AC_MSG_RESULT([$LDFLAGS])
1801 AC_MSG_CHECKING([DYNEXP])
1802 AC_MSG_RESULT([$DYNEXP])
1803
1804 #######################################################
1805 # test whether building a shared library actually works
1806 if test $BLDSHARED = true; then
1807
1808 AC_MSG_CHECKING([SHLD])
1809 AC_MSG_RESULT([$SHLD])
1810 AC_MSG_CHECKING([LDSHFLAGS])
1811 AC_MSG_RESULT([$LDSHFLAGS])
1812
1813 AC_MSG_CHECKING([SHLIBEXT])
1814 AC_MSG_RESULT([$SHLIBEXT])
1815 AC_MSG_CHECKING([SONAMEFLAG])
1816 AC_MSG_RESULT([$SONAMEFLAG])
1817
1818 AC_MSG_CHECKING([PICFLAG])
1819 AC_MSG_RESULT([$PICFLAG])
1820
1821 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1822 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1823
1824 AC_CACHE_CHECK([whether building shared libraries actually works],
1825                [ac_cv_shlib_works],[
1826    # try building a trivial shared library
1827    ac_cv_shlib_works=no
1828    # The $SHLD and $LDSHFLAGS variables may contain references to other
1829    # variables so they need to be eval'ed.
1830    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1831         shlib.o ${srcdir-.}/../tests/shlib.c && \
1832    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1833         shlib.o && ac_cv_shlib_works=yes
1834    rm -f "shlib.$SHLIBEXT" shlib.o
1835
1836 ])
1837 if test $ac_cv_shlib_works = no; then
1838    BLDSHARED=false
1839 fi
1840 fi
1841
1842 if test x"$BLDSHARED" != x"true"; then
1843         LDSHFLAGS="shared-libraries-disabled"
1844         SONAMEFLAG="shared-libraries-disabled"
1845         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1846         SHLD="shared-libraries-disabled"
1847         PICFLAG="${PIE_CFLAGS}"
1848         SHLIBEXT="shared_libraries_disabled"
1849         merged_build_possible=no
1850 fi
1851
1852 AC_MSG_CHECKING([used PICFLAG])
1853 AC_MSG_RESULT([$PICFLAG])
1854
1855 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1856
1857 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
1858
1859 ################
1860
1861 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1862 AC_TRY_RUN([#include <stdio.h>
1863 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1864 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1865 if test x"$samba_cv_have_longlong" = x"yes"; then
1866     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1867     AC_CHECK_TYPE(intptr_t, unsigned long long)
1868 else
1869     AC_CHECK_TYPE(intptr_t, unsigned long)
1870 fi
1871
1872 #
1873 # Check if the compiler supports the LL prefix on long long integers.
1874 # AIX needs this.
1875
1876 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1877     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1878         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1879 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1880    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1881 fi
1882
1883
1884 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1885 AC_TRY_RUN([#include <time.h>
1886 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1887 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1888 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1889     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1890 fi
1891
1892 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1893 AC_TRY_RUN([#include <stdio.h>
1894 #include <sys/stat.h>
1895 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1896 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1897 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1898     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1899 fi
1900
1901 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1902 AC_TRY_RUN([
1903 #if defined(HAVE_UNISTD_H)
1904 #include <unistd.h>
1905 #endif
1906 #include <stdio.h>
1907 #include <sys/stat.h>
1908 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1909 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1910 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1911     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1912 fi
1913
1914 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1915 AC_TRY_RUN([
1916 #if defined(HAVE_UNISTD_H)
1917 #include <unistd.h>
1918 #endif
1919 #include <stdio.h>
1920 #include <sys/stat.h>
1921 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1922 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1923 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1924     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1925 fi
1926
1927 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1928 AC_TRY_RUN([
1929 #if defined(HAVE_UNISTD_H)
1930 #include <unistd.h>
1931 #endif
1932 #include <stdio.h>
1933 #include <sys/stat.h>
1934 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1935 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1936 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1937     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1938 fi
1939
1940 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1941 AC_TRY_RUN([
1942 #if defined(HAVE_UNISTD_H)
1943 #include <unistd.h>
1944 #endif
1945 #include <stdio.h>
1946 #include <sys/stat.h>
1947 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1948 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1949 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1950     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1951 fi
1952
1953 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1954 AC_TRY_RUN([
1955 #if defined(HAVE_UNISTD_H)
1956 #include <unistd.h>
1957 #endif
1958 #include <stdio.h>
1959 #include <sys/stat.h>
1960 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1961 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1962 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1963     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1964 fi
1965
1966 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1967 AC_TRY_COMPILE([
1968 #if defined(HAVE_UNISTD_H)
1969 #include <unistd.h>
1970 #endif
1971 #include <sys/types.h>
1972 #include <dirent.h>],
1973 [DIR64 de;],
1974 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
1975 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1976     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
1977 fi
1978
1979 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
1980 AC_TRY_COMPILE([
1981 #if defined(HAVE_UNISTD_H)
1982 #include <unistd.h>
1983 #endif
1984 #include <sys/types.h>
1985 #include <dirent.h>],
1986 [struct dirent64 de;],
1987 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
1988 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
1989     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
1990 fi
1991
1992 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
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; int i = major(dev); return 0; }],
1999 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2000 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2001     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2002 fi
2003
2004 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2005 AC_TRY_RUN([
2006 #if defined(HAVE_UNISTD_H)
2007 #include <unistd.h>
2008 #endif
2009 #include <sys/types.h>
2010 main() { dev_t dev; int i = minor(dev); return 0; }],
2011 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2012 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2013     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2014 fi
2015
2016 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2017 AC_TRY_RUN([
2018 #if defined(HAVE_UNISTD_H)
2019 #include <unistd.h>
2020 #endif
2021 #include <sys/types.h>
2022 main() { dev_t dev = makedev(1,2); return 0; }],
2023 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2024 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2025     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2026 fi
2027
2028 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2029 AC_TRY_RUN([#include <stdio.h>
2030 main() { char c; c=250; exit((c > 0)?0:1); }],
2031 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2032 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2033     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2034 fi
2035
2036 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2037 AC_TRY_COMPILE([#include <sys/types.h>
2038 #include <dirent.h>
2039 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2040 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2041 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2042     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2043 fi
2044
2045 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2046 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2047 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2048 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2049     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2050 fi
2051
2052 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2053 AC_TRY_LINK([
2054 #include <sys/time.h>
2055 #include <unistd.h>], [struct timeval tv; return gettimeofday(&tv, NULL);],
2056            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,
2057            samba_cv_HAVE_GETTIMEOFDAY_TZ=no)])
2058 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2059     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday takes a tz argument])
2060 fi
2061
2062 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2063
2064     # On some systems (eg. Linux) librt can pull in libpthread. We
2065     # don't want this to happen because libpthreads changes signal delivery
2066     # semantics in ways we are not prepared for. This breaks Linux oplocks
2067     # which rely on signals.
2068
2069     AC_LIBTESTFUNC(rt, clock_gettime,
2070             [
2071                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2072                                 [Whether clock_gettime is available])
2073                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2074                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2075                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2076                         ])
2077
2078 fi
2079
2080 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2081 AC_TRY_RUN([#include <sys/types.h>
2082 #include <dirent.h>
2083 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2084 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2085 di->d_name[0] == 0) exit(0); exit(1);} ],
2086 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2087 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2088     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2089 fi
2090
2091 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2092 AC_TRY_COMPILE([#include <sys/types.h>
2093 #include <utime.h>],
2094 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2095 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2096 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2097     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2098 fi
2099
2100 ##############
2101 # Check utmp details, but only if our OS offers utmp.h
2102 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2103 dnl  utmp and utmpx come in many flavours
2104 dnl  We need to check for many of them
2105 dnl  But we don't need to do each and every one, because our code uses
2106 dnl  mostly just the utmp (not utmpx) fields.
2107
2108 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2109
2110 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2111 AC_TRY_COMPILE([#include <sys/types.h>
2112 #include <utmp.h>],
2113 [struct utmp ut;  ut.ut_name[0] = 'a';],
2114 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2115 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2116     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2117 fi
2118
2119 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2120 AC_TRY_COMPILE([#include <sys/types.h>
2121 #include <utmp.h>],
2122 [struct utmp ut;  ut.ut_user[0] = 'a';],
2123 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2124 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2125     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2126 fi
2127
2128 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2129 AC_TRY_COMPILE([#include <sys/types.h>
2130 #include <utmp.h>],
2131 [struct utmp ut;  ut.ut_id[0] = 'a';],
2132 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2133 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2134     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2135 fi
2136
2137 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2138 AC_TRY_COMPILE([#include <sys/types.h>
2139 #include <utmp.h>],
2140 [struct utmp ut;  ut.ut_host[0] = 'a';],
2141 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2142 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2143     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2144 fi
2145
2146 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2147 AC_TRY_COMPILE([#include <sys/types.h>
2148 #include <utmp.h>],
2149 [struct utmp ut;  time_t t; ut.ut_time = t;],
2150 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2151 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2152     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2153 fi
2154
2155 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2156 AC_TRY_COMPILE([#include <sys/types.h>
2157 #include <utmp.h>],
2158 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2159 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2160 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2161     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2162 fi
2163
2164 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2165 AC_TRY_COMPILE([#include <sys/types.h>
2166 #include <utmp.h>],
2167 [struct utmp ut;  ut.ut_type = 0;],
2168 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2169 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2170     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2171 fi
2172
2173 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2174 AC_TRY_COMPILE([#include <sys/types.h>
2175 #include <utmp.h>],
2176 [struct utmp ut;  ut.ut_pid = 0;],
2177 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2178 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2179     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2180 fi
2181
2182 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2183 AC_TRY_COMPILE([#include <sys/types.h>
2184 #include <utmp.h>],
2185 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2186 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2187 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2188     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2189 fi
2190
2191 dnl Look for the IPv6 varient by preference. Many systems have both.
2192 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2193 AC_TRY_COMPILE([#include <sys/types.h>
2194 #include <utmp.h>],
2195 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2196 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2197 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2198     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2199 fi
2200
2201 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2202 AC_TRY_COMPILE([#include <sys/types.h>
2203 #include <utmp.h>],
2204 [struct utmp ut;  ut.ut_addr = 0;],
2205 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2206 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2207     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2208 fi
2209
2210 if test x$ac_cv_func_pututline = xyes ; then
2211   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2212   AC_TRY_COMPILE([#include <sys/types.h>
2213 #include <utmp.h>],
2214   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2215   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2216   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2217       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2218   fi
2219 fi
2220
2221 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2222 AC_TRY_COMPILE([#include <sys/types.h>
2223 #include <utmpx.h>],
2224 [struct utmpx ux;  ux.ut_syslen = 0;],
2225 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2226 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2227     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2228 fi
2229
2230 fi
2231 # end utmp details
2232
2233
2234 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2235 AC_ARG_WITH(libiconv,
2236 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2237 [
2238   if test "$withval" = "no" ; then
2239     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2240   else
2241      if test "$withval" != "yes" ; then
2242         ICONV_PATH_SPEC=yes
2243         ICONV_LOOK_DIRS="$withval"
2244      fi
2245   fi
2246 ])
2247
2248 for i in $ICONV_LOOK_DIRS ; do
2249
2250     save_LIBS="$LIBS"
2251     save_LDFLAGS="$LDFLAGS"
2252     save_CPPFLAGS="$CPPFLAGS"
2253
2254     iconv_current_LIBS=""
2255     iconv_current_LDFLAGS=""
2256     iconv_current_CPPFLAGS=""
2257
2258     ICONV_FOUND="no"
2259     unset libext
2260
2261     #  This is here to handle -withval stuff for --with-libiconv
2262     #  Perhaps we should always add a -L
2263     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2264
2265     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2266     # installation paths. This gets a little tricky since we might have iconv
2267     # in both libiconv and in libc. In this case the jm_ICONV test will always
2268     # succeed when the header is found. To counter this, make sure the
2269     # library directory is there and check the ABI directory first (which
2270     # should be harmless on other systems, but causes tons of linker warnings on
2271     # 64bit Ubuntu systems).
2272     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2273     # installed, I've decided to fix the linker warnings.
2274     # -- Kai
2275     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2276     for l in "lib" "lib32" "lib/hpux32"; do
2277         if test -d "$i/$l" ; then
2278                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2279                 LIBS=
2280                 export LDFLAGS LIBS CPPFLAGS
2281                 # Try to find iconv(3)
2282                 jm_ICONV($i/$l)
2283                 if test x"$ICONV_FOUND" = "xyes" ; then
2284                     libext="$l"
2285                     break
2286                 fi
2287         fi
2288     done
2289
2290     if test x"$ICONV_FOUND" = "xyes" ; then
2291         iconv_current_LDFLAGS="-L$i/$libext"
2292         iconv_current_CPPFLAGS="-I$i/include"
2293
2294         if test x"$jm_cv_lib_iconv" != x; then
2295             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2296         else
2297             # We found iconv in libc.
2298             iconv_current_LIBS=""
2299         fi
2300
2301     fi
2302
2303     if test x"$ICONV_FOUND" = "xyes" ; then
2304
2305         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2306         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2307         LIBS="$save_LIBS $iconv_current_LIBS"
2308         export LDFLAGS LIBS CPPFLAGS
2309
2310         default_dos_charset=no
2311         default_display_charset=no
2312         default_unix_charset=no
2313
2314         # check for default dos charset name
2315         for j in CP850 IBM850 ; do
2316             rjs_CHARSET($j)
2317             default_dos_charset="$ICONV_CHARSET"
2318             if test x"$default_dos_charset" = x"$j"; then
2319                 break
2320             fi
2321         done
2322
2323         # check for default display charset name
2324         for j in ASCII 646 ; do
2325             rjs_CHARSET($j)
2326             default_display_charset="$ICONV_CHARSET"
2327             if test x"$default_display_charset" = x"$j"; then
2328                 break
2329             fi
2330         done
2331
2332         # check for default unix charset name
2333         for j in UTF-8 UTF8 ; do
2334             rjs_CHARSET($j)
2335             default_unix_charset="$ICONV_CHARSET"
2336             if test x"$default_unix_charset" = x"$j"; then
2337                 break
2338             fi
2339         done
2340
2341         if test "$default_dos_charset" != "no" -a \
2342                 "$default_dos_charset" != "cross" -a \
2343                 "$default_display_charset" != "no" -a \
2344                 "$default_display_charset" != "cross" -a \
2345                 "$default_unix_charset" != "no" -a \
2346                 "$default_unix_charset" != "cross"
2347         then
2348                 samba_cv_HAVE_NATIVE_ICONV=yes
2349         else
2350             if test "$default_dos_charset" = "cross" -o \
2351                      "$default_display_charset" = "cross" -o \
2352                      "$default_unix_charset" = "cross"
2353             then
2354                     samba_cv_HAVE_NATIVE_ICONV=cross
2355             else
2356                     samba_cv_HAVE_NATIVE_ICONV=no
2357             fi
2358         fi
2359
2360         # At this point, we have a libiconv candidate. We know that
2361         # we have the right headers and libraries, but we don't know
2362         # whether it does the conversions we want. We can't test this
2363         # because we are cross-compiling. This is not necessarily a big
2364         # deal, since we can't guarantee that the results we get now will
2365         # match the results we get at runtime anyway.
2366         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2367             default_dos_charset="CP850"
2368             default_display_charset="ASCII"
2369             default_unix_charset="UTF-8"
2370             samba_cv_HAVE_NATIVE_ICONV=yes
2371             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2372             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2373         fi
2374
2375         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2376
2377             CPPFLAGS=$save_CPPFLAGS
2378             LDFLAGS=$save_LDFLAGS
2379             LIBS=$save_LIBS
2380
2381             if test x"$iconv_current_LIBS" != x; then
2382                 LIBS="$LIBS $iconv_current_LIBS"
2383             fi
2384
2385             # Add the flags we need to CPPFLAGS and LDFLAGS
2386             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2387             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2388
2389             # Turn the #defines into string literals
2390             default_dos_charset="\"$default_dos_charset\""
2391             default_display_charset="\"$default_display_charset\""
2392             default_unix_charset="\"$default_unix_charset\""
2393
2394             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2395             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2396             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2397             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2398
2399            break
2400         fi
2401
2402     # We didn't find a working iconv, so keep going
2403     fi
2404
2405     #  We only need to clean these up here for the next pass through the loop
2406     CPPFLAGS=$save_CPPFLAGS
2407     LDFLAGS=$save_LDFLAGS
2408     LIBS=$save_LIBS
2409     export LDFLAGS LIBS CPPFLAGS
2410 done
2411 unset libext
2412
2413
2414 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2415     AC_MSG_WARN([Sufficient support for iconv function was not found.
2416     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2417    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2418    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2419    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2420 fi
2421
2422
2423 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2424 AC_TRY_RUN([
2425 #include <sys/types.h>
2426 #include <fcntl.h>
2427 #ifndef F_GETLEASE
2428 #define F_GETLEASE      1025
2429 #endif
2430 main() {
2431        int fd = open("/dev/null", O_RDONLY);
2432        return fcntl(fd, F_GETLEASE, 0) == -1;
2433 }
2434 ],
2435 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2436 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2437     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2438 fi
2439
2440 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2441 AC_TRY_RUN([
2442 #include <sys/types.h>
2443 #include <fcntl.h>
2444 #include <signal.h>
2445 #ifndef F_NOTIFY
2446 #define F_NOTIFY 1026
2447 #endif
2448 main() {
2449         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2450 }
2451 ],
2452 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2453 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2454     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2455 fi
2456
2457 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2458 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2459 AC_CHECK_FUNCS(inotify_init)
2460 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2461 ],
2462 samba_cv_HAVE_INOTIFY=yes,
2463 samba_cv_HAVE_INOTIFY=no,
2464 samba_cv_HAVE_INOTIFY=cross)
2465
2466 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2467     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2468 fi
2469
2470 #################################################
2471 # Check if FAM notifications are available. For FAM info, see
2472 #       http://oss.sgi.com/projects/fam/
2473 #       http://savannah.nongnu.org/projects/fam/
2474 AC_ARG_ENABLE(fam,
2475 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2476
2477 if test x$enable_fam != xno; then
2478     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2479     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2480         # On IRIX, libfam requires libC, but other FAM implementations
2481         # might not need it.
2482         AC_CHECK_LIB(fam, FAMOpen2,
2483             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam"],
2484             [samba_cv_HAVE_LIBFAM=no])
2485
2486         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2487             samba_fam_xtra=-lC
2488             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2489                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC"],
2490                 [samba_cv_HAVE_LIBFAM=no])
2491             unset samba_fam_xtra
2492         fi
2493     fi
2494
2495     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2496         default_shared_modules="$default_shared_modules vfs_notify_fam"
2497         AC_TRY_COMPILE([#include <fam.h>],
2498                     [enum FAMCodes code = FAMChanged;],
2499                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2500                         [Whether fam.h contains a typedef for enum FAMCodes]),
2501                     [])
2502     fi
2503
2504     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2505         AC_MSG_ERROR(FAM support requested but FAM library not available )
2506     fi
2507 fi
2508
2509 AC_SUBST(SMB_FAM_LIBS)
2510
2511 #################################################
2512 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2513
2514 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2515
2516 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2517 # Theoretically it should work with AIX JFS2 too but this needs testing
2518 if test x"$samba_cv_HAVE_GPFS" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2519     default_shared_modules="$default_shared_modules vfs_tsmsm"
2520 fi
2521
2522 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2523 AC_TRY_RUN([
2524 #include <sys/types.h>
2525 #include <fcntl.h>
2526 #include <signal.h>
2527 #include <sys/file.h>
2528 #ifndef LOCK_MAND
2529 #define LOCK_MAND       32
2530 #define LOCK_READ       64
2531 #endif
2532 main() {
2533         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2534 }
2535 ],
2536 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2537 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2538     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2539 fi
2540
2541
2542 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2543 AC_TRY_COMPILE([#include <sys/types.h>
2544 #include <fcntl.h>],
2545 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2546 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2547 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2548     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2549 fi
2550
2551 #################################################
2552 # Check for POSIX capability support
2553
2554 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2555     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2556     [], [])
2557
2558 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2559
2560     ac_save_LIBS=$LIBS
2561     AC_LIBTESTFUNC(cap, cap_get_proc)
2562
2563     AC_CACHE_CHECK([for POSIX capabilities],
2564             samba_cv_HAVE_POSIX_CAPABILITIES,
2565             [
2566                 AC_TRY_RUN([
2567 #include <sys/types.h>
2568 #include <sys/capability.h>
2569 main() {
2570  cap_t cap;
2571  cap_value_t vals[1];
2572  if (!(cap = cap_get_proc()))
2573    exit(1);
2574  vals[0] = CAP_CHOWN;
2575  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2576  cap_set_proc(cap);
2577  exit(0);
2578 }],
2579                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2580                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2581                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2582             ])
2583
2584 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2585     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2586             [Whether POSIX capabilities are available])
2587 else
2588     LIBS=$ac_save_LIBS
2589 fi
2590
2591 fi
2592
2593 #
2594 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2595 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2596 #
2597
2598 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2599 AC_TRY_COMPILE([#include <sys/types.h>
2600 #if defined(HAVE_RPC_RPC_H)
2601 #include <rpc/rpc.h>
2602 #endif],
2603 [int16 testvar;],
2604 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2605 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2606     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2607 fi
2608
2609 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2610 AC_TRY_COMPILE([#include <sys/types.h>
2611 #if defined(HAVE_RPC_RPC_H)
2612 #include <rpc/rpc.h>
2613 #endif],
2614 [uint16 testvar;],
2615 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2616 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2617     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2618 fi
2619
2620 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2621 AC_TRY_COMPILE([#include <sys/types.h>
2622 #if defined(HAVE_RPC_RPC_H)
2623 #include <rpc/rpc.h>
2624 #endif],
2625 [int32 testvar;],
2626 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2627 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2628     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2629 fi
2630
2631 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2632 AC_TRY_COMPILE([#include <sys/types.h>
2633 #if defined(HAVE_RPC_RPC_H)
2634 #include <rpc/rpc.h>
2635 #endif],
2636 [uint32 testvar;],
2637 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2638 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2639     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2640 fi
2641
2642 dnl
2643 dnl Some systems (SCO) have a problem including
2644 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2645 dnl as a #define in <prot.h> and as part of an enum
2646 dnl in <rpc/rpc.h>.
2647 dnl
2648
2649 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2650 AC_TRY_COMPILE([#include <sys/types.h>
2651 #ifdef HAVE_SYS_SECURITY_H
2652 #include <sys/security.h>
2653 #include <prot.h>
2654 #endif  /* HAVE_SYS_SECURITY_H */
2655 #if defined(HAVE_RPC_RPC_H)
2656 #include <rpc/rpc.h>
2657 #endif],
2658 [int testvar;],
2659 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2660 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2661     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2662 fi
2663
2664 AC_MSG_CHECKING([for test routines])
2665 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2666            AC_MSG_RESULT(yes),
2667            AC_MSG_ERROR([cant find test code. Aborting config]),
2668            AC_MSG_WARN([cannot run when cross-compiling]))
2669
2670 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2671 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2672            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2673 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2674     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2675 fi
2676
2677 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2678 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2679            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2680 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2681     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2682 fi
2683
2684 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2685 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2686 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2687 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2688 AC_CHECK_FUNCS(getpagesize)
2689
2690 ################################################
2691 # look for a method of setting the effective uid
2692 seteuid=no;
2693
2694 if test $seteuid = no; then
2695 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2696 AC_TRY_RUN([
2697 #define AUTOCONF_TEST 1
2698 #define USE_SETREUID 1
2699 #include "confdefs.h"
2700 #include "${srcdir-.}/lib/util_sec.c"],
2701            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2702 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2703     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2704 fi
2705 fi
2706
2707 # we check for setresuid second as it conflicts with AIO on Linux. 
2708 # see http://samba.org/~tridge/junkcode/aio_uid.c
2709 if test $seteuid = no; then
2710 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2711 AC_TRY_RUN([
2712 #define AUTOCONF_TEST 1
2713 #define USE_SETRESUID 1
2714 #include "confdefs.h"
2715 #include "${srcdir-.}/lib/util_sec.c"],
2716            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2717 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2718     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2719 fi
2720 fi
2721
2722 if test $seteuid = no; then
2723 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2724 AC_TRY_RUN([
2725 #define AUTOCONF_TEST 1
2726 #define USE_SETEUID 1
2727 #include "confdefs.h"
2728 #include "${srcdir-.}/lib/util_sec.c"],
2729            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2730 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2731     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2732 fi
2733 fi
2734
2735 if test $seteuid = no; then
2736 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2737 AC_TRY_RUN([
2738 #define AUTOCONF_TEST 1
2739 #define USE_SETUIDX 1
2740 #include "confdefs.h"
2741 #include "${srcdir-.}/lib/util_sec.c"],
2742            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2743 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2744     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2745 fi
2746 fi
2747
2748 AC_CACHE_CHECK([for the Darwin initgroups system call],
2749         samba_cv_DARWIN_INITGROUPS,
2750         AC_TRY_LINK([
2751 #include <sys/syscall.h>
2752 #include <unistd.h>
2753         ],
2754         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2755         samba_cv_DARWIN_INITGROUPS=yes,
2756         samba_cv_DARWIN_INITGROUPS=no)
2757 )
2758
2759 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2760     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2761         [Whether to use the Darwin-specific initgroups system call])
2762 fi
2763
2764 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2765 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2766            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2767 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2768     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2769 fi
2770
2771 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2772 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
2773            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2774 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2775     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2776
2777 else
2778
2779 dnl
2780 dnl Don't check for 64 bit fcntl locking if we know that the
2781 dnl glibc2.1 broken check has succeeded.
2782 dnl
2783
2784   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2785   AC_TRY_RUN([
2786 #if defined(HAVE_UNISTD_H)
2787 #include <unistd.h>
2788 #endif
2789 #include <stdio.h>
2790 #include <stdlib.h>
2791
2792 #ifdef HAVE_FCNTL_H
2793 #include <fcntl.h>
2794 #endif
2795
2796 #ifdef HAVE_SYS_FCNTL_H
2797 #include <sys/fcntl.h>
2798 #endif
2799 main() { struct flock64 fl64;
2800 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2801 exit(0);
2802 #else
2803 exit(1);
2804 #endif
2805 }],
2806        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2807
2808   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2809       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2810   fi
2811 fi
2812
2813 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2814 AC_TRY_COMPILE([#include <sys/types.h>
2815 #include <sys/stat.h>
2816 #include <unistd.h>],
2817 [struct stat st;  st.st_blocks = 0;],
2818 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2819 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2820     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2821 fi
2822
2823 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
2824
2825 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2826 AC_TRY_COMPILE([#include <sys/types.h>
2827 #include <sys/stat.h>
2828 #include <unistd.h>],
2829 [struct stat st;  st.st_blksize = 0;],
2830 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2831 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2832     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2833 fi
2834
2835 AC_CACHE_CHECK([for st_flags in struct stat],
2836         samba_cv_HAVE_STAT_ST_FLAGS,
2837         [
2838             AC_TRY_COMPILE([#include <sys/types.h>
2839 #include <sys/stat.h>
2840 #include <unistd.h>],
2841             [struct stat st;  st.st_flags = 0;],
2842             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2843             samba_cv_HAVE_STAT_ST_FLAGS=no,
2844             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2845         ])
2846
2847 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2848     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2849                 [Whether the stat struct has a st_flags member])
2850 fi
2851
2852 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2853 AC_TRY_COMPILE([
2854 #include <sys/types.h>
2855 #include <sys/acl.h>
2856 #if defined(HAVE_RPCSVC_NIS_H)
2857 #include <rpcsvc/nis.h>
2858 #endif],
2859 [int i;],
2860 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2861 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2862         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2863 fi
2864
2865 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2866 AC_TRY_RUN([
2867 #include <stdio.h>
2868 #include <limits.h>
2869 #include <signal.h>
2870
2871 void exit_on_core(int ignored) {
2872         exit(1);
2873 }
2874
2875 main() {
2876         char *newpath;
2877         signal(SIGSEGV, exit_on_core);
2878         newpath = realpath("/tmp", NULL);
2879         exit((newpath != NULL) ? 0 : 1);
2880 }
2881 ],
2882 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2883 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2884     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2885 fi
2886
2887 #################################################
2888 # check for AFS clear-text auth support
2889 samba_cv_WITH_AFS=no
2890 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2891 AC_ARG_WITH(afs,
2892 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2893 [ case "$withval" in
2894   yes|auto)
2895     AC_MSG_RESULT($withval)
2896     samba_cv_WITH_AFS=$withval
2897     ;;
2898   *)
2899     AC_MSG_RESULT(no)
2900     ;;
2901   esac ],
2902   AC_MSG_RESULT(no)
2903 )
2904
2905 ####################################################
2906 # check for Linux-specific AFS fake-kaserver support
2907 samba_cv_WITH_FAKE_KASERVER=no
2908 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2909 AC_ARG_WITH(fake-kaserver,
2910 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2911 [ case "$withval" in
2912   yes|auto)
2913     AC_MSG_RESULT($withval)
2914     samba_cv_WITH_FAKE_KASERVER=$withval
2915     ;;
2916   *)
2917     AC_MSG_RESULT(no)
2918     ;;
2919   esac ],
2920   AC_MSG_RESULT(no)
2921 )
2922
2923 #################################################
2924 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2925 if test x"$samba_cv_WITH_AFS" != x"no" ||
2926    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2927
2928     # see if this box has the OpenSSL DES libraries
2929     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2930
2931     # see if this box has the afs-headers in /usr/include/afs
2932     AC_MSG_CHECKING(for /usr/include/afs)
2933     if test -d /usr/include/afs; then
2934           AC_MSG_RESULT(yes)
2935     else
2936       AC_MSG_RESULT(no)
2937     fi
2938
2939     # check for afs.h
2940     have_afs_headers=no
2941     AC_CHECK_HEADERS(afs.h afs/afs.h)
2942     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2943         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2944            test x"$samba_cv_WITH_AFS" = x"auto"; then
2945                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2946         else
2947                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2948         fi
2949     else
2950         have_afs_headers=yes
2951     fi
2952 fi
2953
2954 FAKE_KASERVER_OBJ=""
2955 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2956     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2957     FAKE_KASERVER_OBJ="utils/net_afs.o"
2958 fi
2959 AC_SUBST(FAKE_KASERVER_OBJ)
2960
2961 #################################################
2962 # check whether to compile AFS/NT ACL mapping module
2963 samba_cv_WITH_VFS_AFSACL=no
2964 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2965 AC_ARG_WITH(vfs-afsacl,
2966 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
2967 [ case "$withval" in
2968   yes|auto)
2969     AC_MSG_RESULT($withval)
2970     samba_cv_WITH_VFS_AFSACL=yes
2971     ;;
2972   *)
2973     AC_MSG_RESULT(no)
2974     ;;
2975   esac ],
2976   AC_MSG_RESULT(no)
2977 )
2978
2979 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
2980    default_shared_modules="$default_shared_modules vfs_afsacl"
2981 fi
2982         
2983 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
2984     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
2985 fi
2986
2987 #################################################
2988 # check for the DFS clear-text auth system
2989 AC_MSG_CHECKING(whether to use DFS clear-text auth)
2990 AC_ARG_WITH(dfs,
2991 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
2992 [ case "$withval" in
2993   yes)
2994     AC_MSG_RESULT(yes)
2995     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
2996     ;;
2997   *)
2998     AC_MSG_RESULT(no)
2999     ;;
3000   esac ],
3001   AC_MSG_RESULT(no)
3002 )
3003
3004 ########################################################
3005 # Compile with LDAP support?
3006
3007 with_ldap_support=auto
3008 AC_MSG_CHECKING([for LDAP support])
3009
3010 AC_ARG_WITH(ldap,
3011 [AS_HELP_STRING([--with-ldap], [LDAP support (default yes)])],
3012 [ case "$withval" in
3013     yes|no)
3014         with_ldap_support=$withval
3015         ;;
3016   esac ])
3017
3018 AC_MSG_RESULT($with_ldap_support)
3019
3020 SMBLDAP=""
3021 AC_SUBST(SMBLDAP)
3022 SMBLDAPUTIL=""
3023 AC_SUBST(SMBLDAPUTIL)
3024 LDBLDAP=""
3025 AC_SUBST(LDBLDAP)
3026
3027 if test x"$with_ldap_support" != x"no"; then
3028
3029   ##################################################################
3030   # first test for ldap.h and lber.h
3031   # (ldap.h is required for this test)
3032   AC_CHECK_HEADERS(ldap.h lber.h)
3033
3034   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3035         if test x"$with_ldap_support" = x"yes"; then
3036          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3037         else
3038          AC_MSG_WARN(ldap.h is needed for LDAP support)
3039         fi
3040         
3041         with_ldap_support=no
3042   fi
3043
3044   ##################################################################
3045   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3046   # unsigned int in include/includes.h
3047   case $host_os in
3048         *hpux*)
3049          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3050          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3051         with_ldap_support=yes
3052         ;;
3053         *)
3054         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3055         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3056                 if test x"$with_ldap_support" = x"yes"; then
3057                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3058                 else
3059                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3060                 fi
3061                 with_ldap_support=no
3062         fi
3063         ;;
3064   esac
3065 fi
3066
3067 if test x"$with_ldap_support" != x"no"; then
3068   ac_save_LIBS=$LIBS
3069
3070   ##################################################################
3071   # we might need the lber lib on some systems. To avoid link errors
3072   # this test must be before the libldap test
3073   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3074
3075   ########################################################
3076   # If ber_sockbuf_add_io() is available we can add
3077   # SASL wrapping hooks
3078   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3079
3080   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3081                  AC_TRY_COMPILE([#include <ldap.h>],
3082                                 [int val = LDAP_OPT_SOCKBUF;],
3083                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3084                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3085
3086   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3087           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3088         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3089   fi
3090
3091   #######################################################
3092   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3093   # ldap logging and print it out in the samba logs
3094   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3095                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3096                  [AC_TRY_COMPILE([#include <lber.h>],
3097                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3098                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3099                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3100
3101   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3102         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3103                   [Support for LDAP/LBER logging interception])
3104   fi
3105
3106   ########################################################
3107   # now see if we can find the ldap libs in standard paths
3108   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3109
3110   ########################################################
3111   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3112   # Check found in pam_ldap 145.
3113   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3114
3115   LIBS="$LIBS $LDAP_LIBS"
3116   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3117     AC_TRY_COMPILE([
3118         #include <lber.h>
3119         #include <ldap.h>],
3120         [ldap_set_rebind_proc(0, 0, 0);],
3121         [smb_ldap_cv_ldap_set_rebind_proc=3],
3122         [smb_ldap_cv_ldap_set_rebind_proc=2]
3123     )
3124   ])
3125
3126   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3127
3128   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3129
3130   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3131     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3132     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3133     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3134     default_shared_modules="$default_shared_modules";
3135     SMBLDAP="lib/smbldap.o"
3136     SMBLDAPUTIL="lib/smbldap_util.o"
3137     with_ldap_support=yes
3138     AC_MSG_CHECKING(whether LDAP support is used)
3139     AC_MSG_RESULT(yes)
3140   else
3141     if test x"$with_ldap_support" = x"yes"; then
3142         AC_MSG_ERROR(libldap is needed for LDAP support)
3143     else
3144         AC_MSG_WARN(libldap is needed for LDAP support)
3145     fi
3146
3147     LDAP_LIBS=""
3148     with_ldap_support=no
3149   fi
3150   LIBS=$ac_save_LIBS
3151 fi
3152
3153
3154 #################################################
3155 # active directory support
3156
3157 with_ads_support=auto
3158 AC_MSG_CHECKING([for Active Directory and krb5 support])
3159
3160 AC_ARG_WITH(ads,
3161 [AS_HELP_STRING([--with-ads], [Active Directory support (default auto)])],
3162 [ case "$withval" in
3163     yes|no)
3164         with_ads_support="$withval"
3165         ;;
3166   esac ])
3167
3168 AC_MSG_RESULT($with_ads_support)
3169
3170 FOUND_KRB5=no
3171 KRB5_LIBS=""
3172
3173 if test x"$with_ldap_support" != x"yes"; then
3174
3175     if test x"$with_ads_support" = x"yes"; then
3176         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3177     elif test x"$with_ads_support" = x"auto"; then
3178         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3179         with_ads_support=no
3180     fi
3181
3182 else
3183
3184     # Check to see whether there is enough LDAP functionality to be able
3185     # to build AD support.
3186
3187 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3188 case "$host_os" in
3189         *hpux*)
3190     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3191
3192     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3193         if test x"$with_ads_support" = x"yes"; then
3194             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3195         elif test x"$with_ads_support" = x"auto"; then
3196             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3197             with_ads_support=no
3198         fi
3199     fi
3200     ;;
3201         *)
3202     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3203
3204     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3205         if test x"$with_ads_support" = x"yes"; then
3206             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3207         elif test x"$with_ads_support" = x"auto"; then
3208             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3209             with_ads_support=no
3210         fi
3211     fi
3212     ;;
3213 esac
3214
3215
3216     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3217
3218     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3219         if test x"$with_ads_support" = x"yes"; then
3220             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3221         elif test x"$with_ads_support" = x"auto"; then
3222             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3223             with_ads_support=no
3224         fi
3225     fi
3226
3227 fi
3228
3229 if test x"$with_ads_support" != x"no"; then
3230
3231   # Do no harm to the values of CFLAGS and LIBS while testing for
3232   # Kerberos support.
3233
3234   if test x$FOUND_KRB5 = x"no"; then
3235     #################################################
3236     # check for location of Kerberos 5 install
3237     AC_MSG_CHECKING(for kerberos 5 install path)
3238     AC_ARG_WITH(krb5,
3239     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3240     [ case "$withval" in
3241       no)
3242         AC_MSG_RESULT(no krb5-path given)
3243         ;;
3244       yes)
3245         AC_MSG_RESULT(/usr)
3246         FOUND_KRB5=yes
3247         ;;
3248       *)
3249         AC_MSG_RESULT($withval)
3250         KRB5_CFLAGS="-I$withval/include"
3251         KRB5_CPPFLAGS="-I$withval/include"
3252         KRB5_LDFLAGS="-L$withval/lib"
3253         FOUND_KRB5=yes
3254         if test -x "$withval/bin/krb5-config"; then
3255                 KRB5CONFIG=$withval/bin/krb5-config
3256         fi
3257         ;;
3258       esac ],
3259       AC_MSG_RESULT(no krb5-path given)
3260     )
3261   fi
3262
3263   #################################################
3264   # check for krb5-config from recent MIT and Heimdal kerberos 5
3265   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3266   AC_MSG_CHECKING(for working krb5-config)
3267   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3268     ac_save_CFLAGS=$CFLAGS
3269     CFLAGS="";export CFLAGS
3270     ac_save_LDFLAGS=$LDFLAGS
3271     LDFLAGS="";export LDFLAGS
3272     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3273     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3274     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3275     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3276     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3277     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3278     FOUND_KRB5=yes
3279     AC_MSG_RESULT(yes)
3280   else
3281     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3282   fi
3283
3284   if test x$FOUND_KRB5 = x"no"; then
3285     #################################################
3286     # see if this box has the SuSE location for the heimdal krb implementation
3287     AC_MSG_CHECKING(for /usr/include/heimdal)
3288     if test -d /usr/include/heimdal; then
3289       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3290           KRB5_CFLAGS="-I/usr/include/heimdal"
3291           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3292           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3293           FOUND_KRB5=yes
3294           AC_MSG_RESULT(yes)
3295       else
3296           KRB5_CFLAGS="-I/usr/include/heimdal"
3297           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3298           FOUND_KRB5=yes
3299           AC_MSG_RESULT(yes)
3300       fi
3301     else
3302       AC_MSG_RESULT(no)
3303     fi
3304   fi
3305
3306   if test x$FOUND_KRB5 = x"no"; then
3307     #################################################
3308     # see if this box has the RedHat location for kerberos
3309     AC_MSG_CHECKING(for /usr/kerberos)
3310     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3311       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3312       KRB5_CFLAGS="-I/usr/kerberos/include"
3313       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3314       FOUND_KRB5=yes
3315       AC_MSG_RESULT(yes)
3316     else
3317       AC_MSG_RESULT(no)
3318     fi
3319   fi
3320
3321   if test x$FOUND_KRB5 = x"no"; then
3322     #################################################
3323     # see if this box has the OpenBSD location for heimdal krb5
3324     AC_MSG_CHECKING(for /usr/include/kerberosV)
3325     if test -d /usr/include/kerberosV; then
3326       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3327       KRB5_LIBS="-lcrypto"
3328       FOUND_KRB5=yes
3329       AC_MSG_RESULT(yes)
3330     else
3331       AC_MSG_RESULT(no)
3332     fi
3333   fi
3334
3335   ac_save_CFLAGS=$CFLAGS
3336   ac_save_CPPFLAGS=$CPPFLAGS
3337   ac_save_LDFLAGS=$LDFLAGS
3338
3339   # remove needless evil rpath stuff as early as possible:
3340   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3341   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3342   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3343   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3344   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3345
3346   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3347
3348   # now check for krb5.h. Some systems have the libraries without the headers!
3349   # note that this check is done here to allow for different kerberos
3350   # include paths
3351   AC_CHECK_HEADERS(krb5.h)
3352
3353   if test x"$ac_cv_header_krb5_h" = x"no"; then
3354
3355     # Give a warning if AD support was not explicitly requested,
3356     # i.e with_ads_support = auto, otherwise die with an error.
3357
3358     if test x"$with_ads_support" = x"yes"; then
3359       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3360     else
3361       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3362     fi
3363
3364     # Turn off AD support and restore CFLAGS and LIBS variables
3365
3366     with_ads_support="no"
3367
3368     CFLAGS=$ac_save_CFLAGS
3369     CPPFLAGS=$ac_save_CPPFLAGS
3370     LDFLAGS=$ac_save_LDFLAGS
3371   fi
3372   AC_CHECK_HEADERS(krb5/locate_plugin.h)
3373   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3374         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3375         if test x"$BLDSHARED" = x"true" ; then
3376                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3377         fi
3378   fi
3379 fi
3380
3381 # Now we have determined whether we really want ADS support
3382 use_ads=no
3383 if test x"$with_ads_support" != x"no"; then
3384   use_ads=yes
3385   have_gssapi=no
3386   ac_save_LIBS=$LIBS
3387
3388   # now check for gssapi headers.  This is also done here to allow for
3389   # different kerberos include paths
3390   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3391
3392   ##################################################################
3393   # we might need the k5crypto and com_err libraries on some systems
3394   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3395   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3396
3397   # Heimdal checks.
3398   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3399   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3400   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3401
3402   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3403   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3404
3405   ########################################################
3406   # now see if we can find the krb5 libs in standard paths
3407   # or as specified above
3408   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3409   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3410
3411   ########################################################
3412   # now see if we can find the gssapi libs in standard paths
3413   if test x"$have_gssapi" != x"yes"; then
3414      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3415   fi
3416
3417   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3418   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3419   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3420   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3421   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3422   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3423   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3424   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3425   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3426   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3427   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3428   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3429   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3430   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3431   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3432   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3433   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3434   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3435   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3436   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3437   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3438   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3439   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3440   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3441   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3442   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3443   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3444   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3445   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3446   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3447   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3448   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3449   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3450   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3451   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3452   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3453   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3454   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3455   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3456   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3457   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3458   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3459   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3460
3461   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3462   # but does have the symbol
3463   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3464
3465   LIBS="$KRB5_LIBS $LIBS"
3466
3467   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3468         smb_krb5_cv_ticket_has_keyinfo,
3469         [
3470             AC_TRY_COMPILE(
3471             [
3472                 #include <krb5.h>
3473             ],
3474             [
3475                 krb5_ticket ticket;
3476                 krb5_kvno kvno;
3477                 krb5_enctype enctype;
3478
3479                 enctype = ticket.enc_part.enctype;
3480                 kvno = ticket.enc_part.kvno;
3481             ],
3482             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3483             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3484         ])
3485
3486   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3487         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3488             [Whether the krb5_ticket structure contains the kvno and enctype])
3489   fi
3490
3491   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3492           smb_krb5_cv_creds_opt_free_context,
3493           [
3494                 AC_TRY_COMPILE([
3495                     #include <krb5.h>],
3496                     [
3497                         krb5_context ctx;
3498                         krb5_get_init_creds_opt *opt = NULL;
3499                         krb5_get_init_creds_opt_free(ctx, opt);
3500                     ],
3501                     [smb_krb5_cv_creds_opt_free_context=yes],
3502                     [smb_krb5_cv_creds_opt_free_context=no]
3503                 )
3504           ])
3505
3506   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3507         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3508             [Whether krb5_get_init_creds_opt_free takes a context argument])
3509   fi
3510
3511   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3512     AC_TRY_COMPILE([
3513         #include <krb5.h>],
3514         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3515         [smb_krb5_cv_verify_checksum=7],
3516         [smb_krb5_cv_verify_checksum=6],
3517     )
3518   ])
3519   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3520
3521   AC_CACHE_CHECK([for checksum in krb5_checksum],
3522                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3523     AC_TRY_COMPILE([#include <krb5.h>],
3524       [krb5_checksum cksum; cksum.checksum.length = 0;],
3525       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3526       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3527
3528   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3529     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3530                [Whether the krb5_checksum struct has a checksum property])
3531   fi
3532
3533   AC_CACHE_CHECK([for etype in EncryptedData],
3534                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3535     AC_TRY_COMPILE([#include <krb5.h>],
3536       [EncryptedData edata; edata.etype = 0;],
3537       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3538       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3539
3540   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3541     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3542                [Whether the EncryptedData struct has a etype property])
3543   fi
3544
3545   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3546                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3547     AC_TRY_COMPILE([#include <krb5.h>],
3548       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3549       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3550       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3551
3552   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3553     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3554                [Whether the krb5_ap_req struct has a ticket pointer])
3555   fi
3556
3557   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3558                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3559     AC_TRY_COMPILE([#include <krb5.h>],
3560       [krb5_error err; err.e_data = NULL;],
3561       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3562       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3563
3564   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3565     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3566                [Whether the krb5_error struct has a e_data pointer])
3567   fi
3568
3569   AC_CACHE_CHECK([for krb5_crypto type],
3570                 samba_cv_HAVE_KRB5_CRYPTO,[
3571     AC_TRY_COMPILE([#include <krb5.h>],
3572       [krb5_crypto crypto;],
3573       samba_cv_HAVE_KRB5_CRYPTO=yes,
3574       samba_cv_HAVE_KRB5_CRYPTO=no)])
3575
3576   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3577     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3578                [Whether the type krb5_crypto exists])
3579   fi
3580
3581   AC_CACHE_CHECK([for krb5_encrypt_block type],
3582                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3583     AC_TRY_COMPILE([#include <krb5.h>],
3584       [krb5_encrypt_block block;],
3585       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3586       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3587
3588   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3589     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3590                [Whether the type krb5_encrypt_block exists])
3591   fi
3592
3593   AC_CACHE_CHECK([for addrtype in krb5_address],
3594                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3595     AC_TRY_COMPILE([#include <krb5.h>],
3596       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3597       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3598       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3599
3600   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3601     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3602                [Whether the krb5_address struct has a addrtype property])
3603   fi
3604
3605   AC_CACHE_CHECK([for addr_type in krb5_address],
3606                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3607     AC_TRY_COMPILE([#include <krb5.h>],
3608       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3609       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3610       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3611
3612   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3613     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3614               [Whether the krb5_address struct has a addr_type property])
3615   fi
3616
3617   AC_CACHE_CHECK([for enc_part2 in krb5_ticket],
3618                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3619                  [AC_TRY_COMPILE([#include <krb5.h>],
3620     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3621     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3622
3623   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3624     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3625               [Whether the krb5_ticket struct has a enc_part2 property])
3626   fi
3627
3628   AC_CACHE_CHECK([for keyblock in krb5_creds],
3629                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3630     AC_TRY_COMPILE([#include <krb5.h>],
3631       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3632       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3633       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3634
3635   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3636     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3637               [Whether the krb5_creds struct has a keyblock property])
3638   fi
3639
3640   AC_CACHE_CHECK([for session in krb5_creds],
3641                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3642     AC_TRY_COMPILE([#include <krb5.h>],
3643       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3644       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3645       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3646
3647   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3648     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3649               [Whether the krb5_creds struct has a session property])
3650   fi
3651
3652   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3653                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3654     AC_TRY_COMPILE([#include <krb5.h>],
3655       [krb5_keyblock key; key.keyvalue.data = NULL;],
3656       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3657       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3658
3659   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3660     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3661               [Whether the krb5_keyblock struct has a keyvalue property])
3662   fi
3663
3664   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3665                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3666     AC_TRY_COMPILE([#include <krb5.h>],
3667       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3668       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3669       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3670   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3671                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3672     AC_TRY_COMPILE([#include <krb5.h>],
3673       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3674       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3675       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3676 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3677 # w.r.t. arcfour and windows, so we must not enable it here
3678   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3679           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3680     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3681               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3682   fi
3683
3684   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3685                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3686     AC_TRY_COMPILE([#include <krb5.h>],
3687       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3688       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3689       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3690
3691   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3692     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3693               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3694   fi
3695
3696   AC_CACHE_CHECK([for KV5M_KEYTAB],
3697                  samba_cv_HAVE_KV5M_KEYTAB,[
3698     AC_TRY_COMPILE([#include <krb5.h>],
3699       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3700       samba_cv_HAVE_KV5M_KEYTAB=yes,
3701       samba_cv_HAVE_KV5M_KEYTAB=no)])
3702
3703   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3704       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3705              [Whether the KV5M_KEYTAB option is available])
3706   fi
3707
3708   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3709                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3710     AC_TRY_COMPILE([#include <krb5.h>],
3711       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3712       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3713       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3714
3715   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3716     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3717               [Whether KRB5_KU_OTHER_CKSUM is available])
3718   fi
3719
3720   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3721                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3722     AC_TRY_COMPILE([#include <krb5.h>],
3723       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3724       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3725       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3726
3727   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3728     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3729               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3730   fi
3731
3732   AC_CACHE_CHECK([for the krb5_princ_component macro],
3733                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3734     AC_TRY_LINK([#include <krb5.h>],
3735       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3736       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3737       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3738
3739   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3740     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3741                [Whether krb5_princ_component is available])
3742   fi
3743
3744   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3745                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3746     AC_TRY_COMPILE([#include <krb5.h>],
3747       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3748       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3749       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3750
3751   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3752     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3753               [Whether krb5_keytab_entry has key member])
3754   fi
3755
3756   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3757                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3758     AC_TRY_COMPILE([#include <krb5.h>],
3759       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3760       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3761       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3762
3763   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3764     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3765               [Whether krb5_keytab_entry has keyblock member])
3766   fi
3767
3768   AC_CACHE_CHECK([for magic in krb5_address],
3769                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3770     AC_TRY_COMPILE([#include <krb5.h>],
3771       [krb5_address addr; addr.magic = 0;],
3772       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3773       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3774
3775   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3776     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3777               [Whether the krb5_address struct has a magic property])
3778   fi
3779
3780   AC_CACHE_CHECK([for WRFILE: keytab support],
3781                 samba_cv_HAVE_WRFILE_KEYTAB,[
3782     AC_TRY_RUN([
3783 #include<krb5.h>
3784   main()
3785   {
3786     krb5_context context;
3787     krb5_keytab keytab;
3788
3789     krb5_init_context(&context);
3790     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3791   }],
3792   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3793   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3794
3795   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3796       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3797                [Whether the WRFILE:-keytab is supported])
3798   fi
3799
3800   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3801                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3802     AC_TRY_COMPILE([#include <krb5.h>],
3803     [
3804     krb5_context context;
3805     krb5_principal principal;
3806     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3807     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3808     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3809
3810   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3811     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3812               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3813   fi
3814
3815   AC_CACHE_CHECK([for krb5_addresses type],
3816                 samba_cv_HAVE_KRB5_ADDRESSES,[
3817     AC_TRY_COMPILE([#include <krb5.h>],
3818       [krb5_addresses addr;],
3819       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3820       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3821
3822   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3823     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3824                [Whether the type krb5_addresses type exists])
3825   fi
3826
3827   AC_CACHE_CHECK([whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal],
3828                 samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE, [
3829     AC_TRY_COMPILE([#include <krb5.h>],
3830     [
3831     krb5_mk_error(0,0,0);],
3832     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=yes,
3833     samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE=no)])
3834
3835   if test x"$samba_cv_HAVE_SHORT_KRB5_MK_ERROR_INTERFACE" = x"yes"; then
3836     AC_DEFINE(HAVE_SHORT_KRB5_MK_ERROR_INTERFACE,1,
3837               [whether krb5_mk_error takes 3 arguments MIT or 9 Heimdal])
3838   fi
3839
3840   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3841     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3842         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3843         AC_TRY_RUN_STRICT([
3844                 #include <stdlib.h>
3845                 #include <krb5.h>
3846                 int main(void) {
3847                         krb5_context context = NULL;
3848                         char *str = NULL;
3849                         krb5_enctype_to_string(context, 1, &str);
3850                         if (str) free (str); 
3851                         return 0;
3852                 }
3853                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3854                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3855                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3856
3857     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3858       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3859                 [whether krb5_enctype_to_string takes krb5_context argument])
3860     fi
3861
3862     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3863         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3864         AC_TRY_RUN_STRICT([
3865                 #include <krb5.h>
3866                 int main(void) {
3867                         char buf[256];
3868                         krb5_enctype_to_string(1, buf, 256);
3869                         return 0;
3870                 }
3871                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3872                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3873                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
3874
3875     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
3876       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
3877                 [whether krb5_enctype_to_string takes size_t argument])
3878     fi
3879   fi
3880
3881   AC_CACHE_CHECK([for krb5_principal_get_realm],
3882                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
3883     AC_TRY_LINK([#include <krb5.h>],
3884       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
3885       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
3886       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
3887
3888   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
3889     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
3890                [Whether the function krb5_principal_get_realm is defined])
3891   fi
3892
3893   AC_CACHE_CHECK([for krb5_princ_realm],
3894                 samba_cv_HAVE_KRB5_PRINC_REALM,[
3895     AC_TRY_LINK([#include <krb5.h>],
3896       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
3897       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
3898       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
3899
3900   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
3901     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
3902                [Whether the macro krb5_princ_realm is defined])
3903   fi
3904
3905   #
3906   #
3907   # Now the decisions whether we can support krb5
3908   #
3909   # NOTE: all tests should be done before this block!
3910   #
3911   #
3912   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3913     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3914     use_ads=no
3915   fi
3916
3917   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3918           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3919   then
3920     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3921     use_ads=no
3922   fi
3923
3924   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3925           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3926   then
3927     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3928     use_ads=no
3929   fi
3930
3931   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3932           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3933   then
3934     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3935     use_ads=no
3936   fi
3937
3938   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3939           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3940   then
3941     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3942     use_ads=no
3943   fi
3944
3945   if test x"$smb_krb5_cv_ticket_has_keyinfo" != x"yes" ; then
3946
3947       # We only need the following functions if we can't get the enctype
3948       # and kvno out of the ticket directly (ie. on Heimdal).
3949
3950       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3951       then
3952         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3953         use_ads=no
3954       fi
3955
3956       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3957       then
3958         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3959         use_ads=no
3960       fi
3961
3962   fi
3963
3964   if test x"$use_ads" = x"yes"; then
3965     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3966     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3967     if test x"$have_gssapi" = x"yes"; then
3968       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3969     fi
3970   else
3971     if test x"$with_ads_support" = x"yes"; then
3972         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3973     else
3974         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3975     fi
3976     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3977     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3978     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3979     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3980     KRB5_LIBS=""
3981     with_ads_support=no
3982   fi
3983   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3984   AC_MSG_RESULT([$use_ads])
3985
3986 LIBS="$ac_save_LIBS"
3987 fi
3988
3989 if test x"$use_ads" != xyes; then
3990         merged_build_possible=no
3991 fi
3992
3993 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
3994 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
3995
3996
3997 ########################################################
3998 # Compile with DNS Updates support?
3999
4000 with_dnsupdate_support=no
4001 AC_MSG_CHECKING([whether to enable DNS Updates support])
4002
4003 AC_ARG_WITH(dnsupdate,
4004 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default no)])],
4005 [ case "$withval" in
4006     yes|no)
4007         with_dnsupdate_support=$withval
4008         ;;
4009   esac ])
4010
4011 AC_MSG_RESULT($with_dnsupdate_support)
4012
4013 if test x"$with_dnsupdate_support" != x"no"; then
4014
4015   ################################################################
4016   # first test for Active Directory support being enabled
4017   #if test x"$with_ads_support" = x"no"; then
4018   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
4019   #             with_dnsupdate_support=no
4020   #fi           
4021   ##################################################################
4022   # then test for uuid.h (necessary to generate unique DNS keynames
4023   # (uuid.h is required for this test)
4024   AC_CHECK_HEADERS(uuid/uuid.h)
4025
4026   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
4027         if test x"$with_dnsupdate_support" = x"yes"; then
4028          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
4029         else
4030          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
4031         fi
4032         with_dnsupdate_support=no
4033   fi
4034 fi
4035
4036 if test x"$with_dnsupdate_support" != x"no"; then
4037
4038   ########################################################
4039   # Now see if we can find the uuid libs in standard paths
4040   # On some systems, the uuid API is in libc, so we have to
4041   # be careful not to insert a spurious -luuid.
4042
4043   UUID_LIBS=""
4044   AC_LIBTESTFUNC(uuid, uuid_generate,
4045           [
4046             case " $LIBS " in
4047                 *\ -luuid\ *)
4048                 UUID_LIBS="-luuid"
4049                 SMB_REMOVE_LIB(uuid)
4050                 ;;
4051             esac
4052
4053             with_dnsupdate_support=yes
4054             AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
4055         ],
4056         [
4057             if test x"$with_dnsupdate_support" = x"yes"; then
4058                 AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
4059             else
4060                 AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
4061             fi
4062             with_dnsupdate_support=no
4063         ])
4064 fi
4065
4066 #################################################
4067 # check for automount support
4068 AC_MSG_CHECKING(whether to use automount)
4069 AC_ARG_WITH(automount,
4070 [AS_HELP_STRING([--with-automount], [Include automount support (default=no)])],
4071 [ case "$withval" in
4072   yes)
4073     AC_MSG_RESULT(yes)
4074     AC_DEFINE(WITH_AUTOMOUNT,1,[Whether to include automount support])
4075     ;;
4076   *)
4077     AC_MSG_RESULT(no)
4078     ;;
4079   esac ],
4080   AC_MSG_RESULT(no)
4081 )
4082
4083 #################################################
4084 # check for mount- and umount.cifs support
4085 CIFSMOUNT_PROGS=""
4086 INSTALL_CIFSMOUNT=""
4087 UNINSTALL_CIFSMOUNT=""
4088 AC_MSG_CHECKING(whether to build mount.cifs)
4089 AC_ARG_WITH(cifsmount,
4090 [AS_HELP_STRING([--with-cifsmount], [Include mount.cifs (Linux only) support (default=yes)])],
4091 [ case "$withval" in
4092   no)
4093         AC_MSG_RESULT(no)
4094         ;;
4095   *)
4096         case "$host_os" in
4097         *linux*)
4098                 AC_MSG_RESULT(yes)
4099                 AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4100                 CIFSMOUNT_PROGS="bin/mount.cifs"
4101                 INSTALL_CIFSMOUNT="installcifsmount"
4102                 UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4103                 ;;
4104         *)
4105                 AC_MSG_ERROR(not on a linux system!)
4106                 ;;
4107         esac
4108     ;;
4109   esac ],
4110 [ case "$host_os" in
4111   *linux*)
4112         AC_MSG_RESULT(yes)
4113         AC_DEFINE(WITH_CIFSMOUNT,1,[Whether to build mount.cifs])
4114         CIFSMOUNT_PROGS="bin/mount.cifs"
4115         INSTALL_CIFSMOUNT="installcifsmount"
4116         UNINSTALL_CIFSMOUNT="uninstallcifsmount"
4117         ;;
4118   *)
4119         AC_MSG_RESULT(no)
4120         ;;
4121   esac ]
4122 )
4123
4124 CIFSUMOUNT_PROGS=""
4125 INSTALL_CIFSUMOUNT=""
4126 UNINSTALL_CIFSUMOUNT=""
4127 AC_MSG_CHECKING(whether to build umount.cifs)
4128 AC_ARG_WITH(cifsumount,
4129 [AS_HELP_STRING([--with-cifsumount], [Include umount.cifs (Linux only) support (default=no)])],
4130 [ case "$withval" in
4131   yes)
4132         case "$host_os" in
4133         *linux*)
4134                 AC_MSG_RESULT(yes)
4135                 AC_DEFINE(WITH_CIFSUMOUNT,1,[Whether to build umount.cifs])
4136                 CIFSUMOUNT_PROGS="bin/umount.cifs"
4137                 INSTALL_CIFSUMOUNT="installcifsumount"
4138                 UNINSTALL_CIFSUMOUNT="uninstallcifsumount"
4139                 ;;
4140         *)
4141                 AC_MSG_ERROR(not on a linux system!)
4142                 ;;
4143         esac
4144         ;;
4145   *)
4146         AC_MSG_RESULT(no)
4147         ;;
4148   esac ],
4149   AC_MSG_RESULT(no)
4150 )
4151
4152 #################################################
4153 # check for cifs.upcall support
4154 AC_CHECK_HEADERS([keyutils.h], [HAVE_KEYUTILS_H=1], [HAVE_KEYUTILS_H=0])
4155 CIFSUPCALL_PROGS=""
4156 INSTALL_CIFSUPCALL=""
4157 UNINSTALL_CIFSUPCALL=""
4158 AC_MSG_CHECKING(whether to build cifs.upcall)
4159 AC_ARG_WITH(cifsupcall,
4160 [AS_HELP_STRING([--with-cifsupcall], [Include cifs.upcall (Linux only) support (default=yes)])],
4161 [ case "$withval" in
4162   no)
4163         AC_MSG_RESULT(no)
4164         ;;
4165   *)
4166         case "$host_os" in
4167         *linux*)
4168                 if test x"$use_ads" != x"yes"; then
4169                         AC_MSG_ERROR(ADS support should be enabled for building cifs.upcall)
4170                 elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4171                         AC_MSG_ERROR(keyutils package is required for cifs.upcall)
4172                 else
4173                         AC_MSG_RESULT(yes)
4174                         AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4175                         CIFSUPCALL_PROGS="bin/cifs.upcall"
4176                         INSTALL_CIFSUPCALL="installcifsupcall"
4177                         UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4178                 fi
4179                 ;;
4180         *)
4181                 AC_MSG_ERROR(not on a linux system!)
4182                 ;;
4183         esac
4184     ;;
4185   esac ],
4186 [ case "$host_os" in
4187   *linux*)
4188         if test x"$use_ads" != x"yes"; then
4189                 AC_MSG_WARN(ADS support should be enabled for building cifs.upcall)
4190         elif test x"$HAVE_KEYUTILS_H" != "x1"; then
4191                 AC_MSG_WARN(keyutils package is required for cifs.upcall)
4192         else
4193                 AC_MSG_RESULT(yes)
4194                 AC_DEFINE(WITH_CIFSUPCALL,1,[whether to build cifs.upcall])
4195                 CIFSUPCALL_PROGS="bin/cifs.upcall"
4196                 INSTALL_CIFSUPCALL="installcifsupcall"
4197                 UNINSTALL_CIFSUPCALL="uninstallcifsupcall"
4198         fi
4199         ;;
4200   *)
4201         AC_MSG_RESULT(no)
4202         ;;
4203   esac ]
4204 )
4205
4206
4207 #################################################
4208 # Check for a PAM clear-text auth, accounts, password
4209 # and session support. Most PAM implementations keep their
4210 # headers in /usr/include/security. Darwin keeps its in
4211 # /usr/include/pam.
4212
4213 with_pam_for_crypt=no
4214 try_pam=auto
4215 AC_MSG_CHECKING(whether to try PAM support)
4216 AC_ARG_WITH(pam,
4217 [AS_HELP_STRING([--with-pam], [Include PAM support (default=auto)])],
4218 [ case "$withval" in
4219   yes|no|auto)
4220     try_pam=$withval
4221     ;;
4222   esac
4223 ])
4224 AC_MSG_RESULT([$try_pam])
4225
4226 use_pam=no
4227 create_pam_modules=no
4228 if test x"${try_pam}" != x"no";then
4229         use_pam=yes
4230         create_pam_modules=yes
4231
4232         # Most systems have PAM headers in /usr/include/security, but Darwin
4233         # has them in /usr/include/pam.
4234         AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h)
4235         if test x"$ac_cv_header_security_pam_appl_h" != x"yes" -a \
4236                 x"$ac_cv_header_pam_pam_appl_h" != x"yes"; then
4237                 if test x"${try_pam}" = x"yes";then
4238                         AC_MSG_ERROR([--with-pam=yes but pam_appl.h not found])
4239                 fi
4240                 use_pam=no
4241                 create_pam_modules=no
4242         fi