s3:build(autoconf): fix "no AC_LANG_SOURCE call detected" warnings
[kai/samba.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/autoconf/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 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
27
28 m4_include(../lib/tevent/libtevent.m4)
29 m4_include(../lib/ccan/libccan.m4)
30
31 LIBTEVENT_OBJ0=""
32 for obj in ${TEVENT_OBJ}; do
33         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
34 done
35 AC_SUBST(LIBTEVENT_OBJ0)
36 LIBS="${LIBS} ${TEVENT_LIBS}"
37
38 SAMBA_CPPFLAGS="-Iinclude/autoconf -Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${CCAN_CFLAGS}"
42 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
43 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
44 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/tdb_compat"
45
46 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
47
48 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
49 if test "x${srcdir-.}" != "x."; then
50         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
51 fi
52
53 dnl Unique-to-Samba variables we'll be playing with.
54 AC_SUBST(SAMBA_CPPFLAGS)
55 AC_SUBST(SHELL)
56 AC_SUBST(LDSHFLAGS)
57 AC_SUBST(SONAMEFLAG)
58 AC_SUBST(SHLD)
59 AC_SUBST(MODULE_EXPORTS)
60 AC_SUBST(DSO_EXPORTS)
61 AC_SUBST(HOST_OS)
62 AC_SUBST(PICFLAG)
63 AC_SUBST(PIE_CFLAGS)
64 AC_SUBST(PIE_LDFLAGS)
65 AC_SUBST(RELRO_LDFLAGS)
66 AC_SUBST(SHLIBEXT)
67 AC_SUBST(INSTALLLIBCMD_SH)
68 AC_SUBST(INSTALLLIBCMD_A)
69 AC_SUBST(UNINSTALLLIBCMD_SH)
70 AC_SUBST(UNINSTALLLIBCMD_A)
71
72 AC_SUBST(INSTALL_LIBWBCLIENT)
73 AC_SUBST(UNINSTALL_LIBWBCLIENT)
74 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
75 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_SOVER)
76 AC_SUBST(LIBWBCLIENT_SHARED_TARGET_FULLVER)
77 AC_SUBST(LIBWBCLIENT_SHARED)
78 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
79 AC_SUBST(LIBWBCLIENT_STATIC)
80 AC_SUBST(LIBWBCLIENT_SOVER)
81 AC_SUBST(LIBWBCLIENT_FULLVER)
82 AC_SUBST(LIBWBCLIENT)
83 AC_SUBST(LIBWBCLIENT_LIBS)
84
85 AC_SUBST(LIBSAMBAUTIL_SHARED)
86
87 AC_SUBST(PRINT_LIBS)
88 AC_SUBST(AUTH_LIBS)
89 AC_SUBST(ACL_LIBS)
90 AC_SUBST(PASSDB_LIBS)
91 AC_SUBST(IDMAP_LIBS)
92 AC_SUBST(KRB5_LIBS)
93 AC_SUBST(LDAP_LIBS)
94 AC_SUBST(GPEXT_LIBS)
95 AC_SUBST(PAM_MODULES)
96 AC_SUBST(INSTALL_PAM_MODULES)
97 AC_SUBST(UNINSTALL_PAM_MODULES)
98 AC_SUBST(NSS_MODULES)
99 AC_SUBST(EXTRA_BIN_PROGS)
100 AC_SUBST(CIFSMOUNT_PROGS)
101 AC_SUBST(INSTALL_CIFSMOUNT)
102 AC_SUBST(UNINSTALL_CIFSMOUNT)
103 AC_SUBST(CIFSUMOUNT_PROGS)
104 AC_SUBST(INSTALL_CIFSUMOUNT)
105 AC_SUBST(UNINSTALL_CIFSUMOUNT)
106 AC_SUBST(CIFSUPCALL_PROGS)
107 AC_SUBST(INSTALL_CIFSUPCALL)
108 AC_SUBST(UNINSTALL_CIFSUPCALL)
109 AC_SUBST(EXTRA_SBIN_PROGS)
110 AC_SUBST(EXTRA_ALL_TARGETS)
111 AC_SUBST(CONFIG_LIBS)
112 AC_SUBST(NSCD_LIBS)
113
114 # compile with optimization and without debugging by default, but
115 # allow people to set their own preference.
116 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
117 # if it has no value.  This prevent *very* large debug binaries from occurring
118 # by default.
119 if test "x$debug" = "xyes" ; then
120         CFLAGS="${CFLAGS} -g"
121 fi
122 if test "x$CFLAGS" = x; then
123   CFLAGS="-O"
124 fi
125
126 m4_include(../lib/socket_wrapper/config.m4)
127 m4_include(../lib/nss_wrapper/config.m4)
128 m4_include(../lib/uid_wrapper/config.m4)
129
130 m4_include(m4/swat.m4)
131
132 DEVELOPER_CFLAGS="-DDEBUG_PASSWORD -DDEVELOPER"
133
134 # Probe the gcc version for extra CFLAGS. We always stash these in
135 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
136 # Makefile edit, avoiding the need to re-run configure.
137 if test x"$ac_cv_prog_gcc" = x"yes" ; then
138         DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings"
139         # Add -Wdeclaration-after-statement if compiler supports it
140         AC_CACHE_CHECK(
141           [that the C compiler understands -Wdeclaration-after-statement],
142           samba_cv_HAVE_Wdeclaration_after_statement, [
143           AC_TRY_RUN_STRICT([
144             int main(void)
145             {
146                 return 0;
147             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
148             samba_cv_HAVE_Wdeclaration_after_statement=yes,
149             samba_cv_HAVE_Wdeclaration_after_statement=no,
150             samba_cv_HAVE_Wdeclaration_after_statement=cross)
151        ])
152
153         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
154             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
155         fi
156
157         #-Werror-implicit-function-declaration
158         AC_CACHE_CHECK(
159           [that the C compiler understands -Werror-implicit-function-declaration],
160           samba_cv_HAVE_Werror_implicit_function_declaration, [
161           AC_TRY_RUN_STRICT([
162             int main(void)
163             {
164                 return 0;
165             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
166             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
167             samba_cv_HAVE_Werror_implicit_function_declaration=no,
168             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
169        ])
170        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
171             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
172        fi
173
174         # krb5developer is like developer, except we don't get
175         # -Wstrict-prototypes.
176        if test x"$krb5_developer" != x"$yes" ; then
177             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
178        fi
179
180        if test x"$picky_developer" = x"yes"; then
181             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
182        fi
183 fi
184
185 #################################################
186 # check for a shared memory profiling support
187 AC_MSG_CHECKING(whether to use profiling)
188 AC_ARG_WITH(profiling-data,
189 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
190 [ case "$withval" in
191   yes)
192     AC_MSG_RESULT(yes)
193     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
194     samba_cv_WITH_PROFILE=yes
195     ;;
196   *)
197     AC_MSG_RESULT(no)
198     samba_cv_WITH_PROFILE=no
199     ;;
200   esac ],
201   AC_MSG_RESULT(no)
202 )
203
204 dnl Checks for programs.
205 AC_ARG_ENABLE(smbtorture4,
206         [AS_HELP_STRING([--enable-smbtorture4], [Enable building smbtorture4 (default=auto)])])
207
208 if test x$enable_smbtorture4 != xno; then
209         smbtorture4_possible=yes
210 else
211         smbtorture4_possible=no
212 fi
213
214 AC_PROG_INSTALL
215 AC_PROG_AWK
216 # Check for GNU make
217 m4_include(../m4/check_make.m4)
218 AC_SAMBA_GNU_MAKE([true], [true])
219
220 # Check for perl
221 m4_include(../m4/check_perl.m4)
222 AC_SAMBA_PERL([true], [smbtorture4_possible=no])
223
224 # Check for python
225 m4_include(../m4/check_python.m4)
226 AC_SAMBA_PYTHON_DEVEL([true], [smbtorture4_possible=no])
227
228 AC_CHECK_TOOL(AR, ar)
229
230 dnl Check if we (actually our C compiler!) use GNU ld
231 AC_PROG_LD_GNU
232
233 dnl Certain versions of GNU ld the default is not to have the
234 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
235 dnl warnings when building modules.
236 if test "$ac_cv_prog_gnu_ld" = "yes"; then
237         ac_cv_gnu_ld_version=`$CC -Wl,-v /dev/null 2>&1 < /dev/null | grep "GNU ld"`
238         AC_MSG_CHECKING(GNU ld release date)
239         changequote(,)dnl
240         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
241         changequote([,])dnl
242         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
243         if test -n "$ac_cv_gnu_ld_date"; then
244         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
245                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
246         fi
247         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
248                 ac_cv_gnu_ld_version_script=yes
249         fi
250         else
251            AC_MSG_CHECKING(GNU ld release version)
252            changequote(,)dnl
253            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | awk '{print $NF}' | sed -n 's,\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
254            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
255            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
256            changequote([,])dnl
257            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
258            AC_MSG_CHECKING(GNU ld release version major)
259            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
260            AC_MSG_CHECKING(GNU ld release version minor)
261            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
262            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
263              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
264            fi
265            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
266              ac_cv_gnu_ld_version_script=yes
267            fi
268         fi
269 fi
270
271 dnl Check if C compiler understands -c and -o at the same time
272 AC_PROG_CC_C_O
273 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
274       BROKEN_CC=
275 else
276       BROKEN_CC=#
277 fi
278 AC_SUBST(BROKEN_CC)
279
280 dnl Check if the C compiler understands -Werror (GNU)
281 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
282  AC_TRY_RUN_STRICT([
283   int main(void)
284   {
285         return 0;
286   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
287   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
288 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
289    Werror_FLAGS="-Werror"
290 else
291 dnl Check if the C compiler understands -w2
292 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
293  AC_TRY_RUN_STRICT([
294   int main(void)
295   {
296         return 0;
297   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
298   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
299 if test x"$samba_cv_HAVE_w2" = x"yes"; then
300    Werror_FLAGS="-w2"
301 else
302 dnl Check if the C compiler understands -errwarn (Sun)
303 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
304   AC_TRY_RUN_STRICT([
305    int main(void)
306    {
307         return 0;
308    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
309    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
310 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
311    Werror_FLAGS="-errwarn=%all"
312 else
313 dnl Check if the C compiler understands -qhalt (IBM)
314 AC_CACHE_CHECK([that the C compiler understands -qhalt],samba_cv_HAVE_qhalt, [
315   AC_TRY_RUN_STRICT([
316    int main(void)
317    {
318         return 0;
319    }],[$CFLAGS -qhalt=w],[$CPPFLAGS],[$LDFLAGS],
320    samba_cv_HAVE_qhalt=yes,samba_cv_HAVE_qhalt=no,samba_cv_HAVE_qhalt=cross)])
321 if test x"$samba_cv_HAVE_qhalt" = x"yes"; then
322    Werror_FLAGS="-qhalt=w"
323 fi
324 fi
325 fi
326 fi
327
328 ############################################
329 # check if the compiler can handle negative enum values
330 # and don't truncate the values to INT_MAX
331 # a runtime test is needed here
332 AC_SUBST(PIDL_ARGS)
333 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
334     AC_TRY_RUN(
335 [
336         #include <stdio.h>
337         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
338         int main(void) {
339                 enum negative_values v1 = NEGATIVE_VALUE;
340                 unsigned v2 = NEGATIVE_VALUE;
341
342                 if (v1 != 0xFFFFFFFF) {
343                         printf("%u != 0xFFFFFFFF\n", v1);
344                         return 1;
345                 }
346                 if (v2 != 0xFFFFFFFF) {
347                         printf("%u != 0xFFFFFFFF\n", v2);
348                         return 1;
349                 }
350
351                 return 0;
352         }
353 ],
354         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv_CC_NEGATIVE_ENUM_VALUES=no)])
355 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
356         AC_MSG_WARN([using --uint-enums for pidl])
357         PIDL_ARGS="$PIDL_ARGS --uint-enums"
358 fi
359
360 dnl Figure out the flags to support named structure initializers
361
362 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
363
364 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
365 AC_MSG_CHECKING(uname -s)
366 AC_MSG_RESULT(${UNAME_S})
367
368 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
369 AC_MSG_CHECKING(uname -r)
370 AC_MSG_RESULT(${UNAME_R})
371
372 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
373 AC_MSG_CHECKING(uname -m)
374 AC_MSG_RESULT(${UNAME_M})
375
376 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
377 AC_MSG_CHECKING(uname -p)
378 AC_MSG_RESULT(${UNAME_P})
379
380 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
381 AC_MSG_CHECKING(uname -i)
382 AC_MSG_RESULT(${UNAME_I})
383
384 dnl Add #include for broken IRIX header files
385   case "$host_os" in
386         *irix6*)
387                 #TODO add to libreplace
388                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
389                         dnl Fix sensible defaults for MIPSPro compilers. The
390                         dnl error numbers are valid for the 7.3 compilers,
391                         dnl hopefully also valid for the 7.4 series.
392                         dnl
393                         dnl Bugzilla 3801. Force an error on warning 1035
394                         dnl so we don't incorrectly detect stdint.h. This
395                         dnl warning is emitted for #error directives.
396                         CFLAGS="$CFLAGS -diag_error 1035"
397                         dnl 1209: Controlling expression is constant
398                         dnl 1174: Function foo declared but never referenced
399                         dnl 3201: Parameter foo was never referenced
400                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
401                 fi
402         ;;
403 esac
404
405 DYNEXP=
406 AC_SUBST(DYNEXP)
407 LDSHFLAGS_Z_DEFS=
408 AC_SUBST(LDSHFLAGS_Z_DEFS)
409 LDSHFLAGS_Z_NODEFS=
410 AC_SUBST(LDSHFLAGS_Z_NODEFS)
411
412 dnl Add modules that have to be built by default here
413 dnl These have to be built static:
414 default_static_modules=""
415 default_static_modules="$default_static_modules pdb_smbpasswd"
416 default_static_modules="$default_static_modules pdb_tdbsam"
417 default_static_modules="$default_static_modules pdb_wbc_sam"
418 default_static_modules="$default_static_modules rpc_lsarpc"
419 default_static_modules="$default_static_modules rpc_samr"
420 default_static_modules="$default_static_modules rpc_winreg"
421 default_static_modules="$default_static_modules rpc_initshutdown"
422 default_static_modules="$default_static_modules rpc_dssetup"
423 default_static_modules="$default_static_modules rpc_wkssvc"
424 default_static_modules="$default_static_modules rpc_svcctl"
425 default_static_modules="$default_static_modules rpc_ntsvcs"
426 default_static_modules="$default_static_modules rpc_netlogon"
427 default_static_modules="$default_static_modules rpc_netdfs"
428 default_static_modules="$default_static_modules rpc_srvsvc"
429 default_static_modules="$default_static_modules rpc_spoolss"
430 default_static_modules="$default_static_modules rpc_eventlog"
431 default_static_modules="$default_static_modules auth_sam"
432 default_static_modules="$default_static_modules auth_unix"
433 default_static_modules="$default_static_modules auth_winbind"
434 default_static_modules="$default_static_modules auth_wbc"
435 default_static_modules="$default_static_modules auth_domain"
436 default_static_modules="$default_static_modules auth_builtin"
437 default_static_modules="$default_static_modules vfs_default"
438 default_static_modules="$default_static_modules nss_info_template"
439
440 dnl These are preferably build shared, and static if dlopen() is not available
441 default_shared_modules=""
442 default_shared_modules="$default_shared_modules vfs_recycle"
443 default_shared_modules="$default_shared_modules vfs_audit"
444 default_shared_modules="$default_shared_modules vfs_extd_audit"
445 default_shared_modules="$default_shared_modules vfs_full_audit"
446 default_shared_modules="$default_shared_modules vfs_netatalk"
447 default_shared_modules="$default_shared_modules vfs_fake_perms"
448 default_shared_modules="$default_shared_modules vfs_default_quota"
449 default_shared_modules="$default_shared_modules vfs_readonly"
450 default_shared_modules="$default_shared_modules vfs_cap"
451 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
452 default_shared_modules="$default_shared_modules vfs_shadow_copy"
453 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
454 default_shared_modules="$default_shared_modules auth_script"
455 default_shared_modules="$default_shared_modules vfs_readahead"
456 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
457 default_shared_modules="$default_shared_modules vfs_streams_xattr"
458 default_shared_modules="$default_shared_modules vfs_streams_depot"
459 default_shared_modules="$default_shared_modules vfs_acl_xattr"
460 default_shared_modules="$default_shared_modules vfs_acl_tdb"
461 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
462 default_shared_modules="$default_shared_modules vfs_preopen"
463 default_shared_modules="$default_shared_modules vfs_catia"
464 default_shared_modules="$default_shared_modules vfs_scannedonly"
465 default_shared_modules="$default_shared_modules vfs_crossrename"
466 default_shared_modules="$default_shared_modules vfs_linux_xfs_sgid"
467 default_shared_modules="$default_shared_modules vfs_time_audit"
468 default_shared_modules="$default_shared_modules idmap_autorid"
469
470 if test "x$developer" = xyes; then
471    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
472    default_static_modules="$default_static_modules auth_netlogond"
473    default_shared_modules="$default_shared_modules perfcount_test"
474 fi
475
476
477 #
478 # Config CPPFLAG settings for strange OS's that must be set
479 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
480 # case statement; its first reference must be unconditional.
481 #
482 case "$host_os" in
483     *hpux*)
484 #
485 # Defines needed for HPUX support.
486 # HPUX has bigcrypt but (sometimes?) doesn't use it for
487 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
488 #
489       case `uname -r` in
490                 *9*|*10*|*11)
491                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
492                 ;;
493       esac
494       ;;
495
496 #
497 # CRAY Unicos has broken const handling
498        *unicos*)
499           AC_MSG_RESULT([disabling const])
500           CPPFLAGS="$CPPFLAGS -Dconst="
501           ;;
502         
503 #
504 # AIX4.x doesn't even admit to having large
505 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
506 #
507     *aix4*)
508           AC_MSG_RESULT([enabling large file support])
509           CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
510           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
511       ;;
512 #
513 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
514 # to the existance of large files..
515 #
516 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
517 #
518         *solaris*)
519                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
520                 LDFLAGS="$LDFLAGS -lthread"
521                 CPPFLAGS="$CPPFLAGS -D_REENTRANT"
522                 ;;
523 #
524 # IRIX uses SYSV printing.  Make sure to set that here
525 #
526         *irix*)
527                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
528                 ;;
529         *freebsd*|*dragonfly*)
530                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
531                 ;;
532 #
533 # VOS may need to have POSIX support and System V compatibility enabled.
534 #
535     *vos*)
536     case "$CPPFLAGS" in
537           *-D_POSIX_C_SOURCE*)
538                 ;;
539           *)
540                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
541                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
542                 ;;
543     esac
544     case "$CPPFLAGS" in
545           *-D_SYSV*|*-D_SVID_SOURCE*)
546                 ;;
547           *)
548                 CPPFLAGS="$CPPFLAGS -D_SYSV"
549                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
550     esac
551     ;;
552 # GNU systems
553 #
554     *linux* | *hurd* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
555         CPPFLAGS="-D_GNU_SOURCE $CPPFLAGS"
556         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
557         ;;
558
559 #
560 # MacOS X is the *only* system that uses compose character in utf8. This
561 # is so horribly broken....
562 #
563     *darwin*)
564         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
565
566 # Add a system specific charset module.
567         default_shared_modules="$default_shared_modules"
568
569         ;;
570     *qnx*)
571         ;;
572
573 esac
574
575 SAVE_CPPFLAGS="${CPPFLAGS}"
576 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
577
578 AC_LIBREPLACE_BROKEN_CHECKS
579 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
580 AC_LIBREPLACE_NETWORK_CHECKS
581
582 CPPFLAGS="${SAVE_CPPFLAGS}"
583
584 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
585
586 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
587 AC_SUBST(LIBREPLACE_OBJS)
588
589 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS} ${LIBREPLACE_FILESYS_LIBS}"
590 AC_SUBST(LIBREPLACE_LIBS)
591
592
593 # add -ldl to the global LIBS
594 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
595 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
596
597
598 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
599 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
600 AC_CHECK_HEADERS(limits.h float.h libintl.h)
601 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
602 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
603 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
604 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
605 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
606 AC_CHECK_HEADERS(sys/sysmacros.h)
607 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
608 AC_CHECK_HEADERS(langinfo.h locale.h)
609 AC_CHECK_HEADERS(xfs/libxfs.h)
610 AC_CHECK_HEADERS(netgroup.h)
611 AC_CHECK_HEADERS(linux/falloc.h)
612 AC_CHECK_HEADERS(CommonCrypto/CommonDigest.h)
613
614 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
615 #if HAVE_RPC_RPC_H
616 #include <rpc/rpc.h>
617 #endif
618 ]])
619 CRYPTO_MD5_OBJ=
620 if test "x$ac_cv_header_CommonCrypto_CommonDigest_h" != "xyes"
621 then
622         CRYPTO_MD5_OBJ="../lib/crypto/md5.o"
623 fi
624 AC_SUBST(CRYPTO_MD5_OBJ)
625
626 ## These fail to compile on IRIX so just check for their presence
627 AC_CHECK_HEADERS(sys/mode.h,,,)
628
629 # Look for Darwin headers
630 old_CPPFLAGS="$CPPFLAGS"
631 CPPFLAGS="-Iinclude $CPPFLAGS"
632 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
633 CPPFLAGS="$old_CPPFLAGS"
634
635 # To link lib/util/charset/charset_macosxfs.c, we need to tell the linker
636 # about CoreFoundation, at least on os X 10.6 and 10.7
637 case "$host_os" in
638     *darwin11*|*darwin10*)
639                 LDFLAGS="$LDFLAGS -framework CoreFoundation"
640         ;;
641 esac
642
643 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
644 # subdirectory of headers.
645 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
646
647 if test x"$enable_developer" = x"yes" ; then
648    if test x"$ac_cv_header_valgrind_h" = xyes -o \
649            x"$ac_cv_header_valgrind_valgrind_h" = xyes ; then
650       AC_DEFINE(VALGRIND,1,[Whether we have valgrind headers])
651    fi
652 fi
653
654 #
655 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
656 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
657 #
658 case "$host_os" in
659     *hpux*)
660                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
661                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
662                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
663                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
664                 fi
665         ;;
666 esac
667 AC_CHECK_HEADERS(shadow.h)
668 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
669 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
670
671 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
672
673 # For experimental utmp support (lastlog on some BSD-like systems)
674 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
675
676 AC_CHECK_SIZEOF(int,cross)
677 AC_CHECK_SIZEOF(long,cross)
678 AC_CHECK_SIZEOF(long long,cross)
679 AC_CHECK_SIZEOF(short,cross)
680
681 AC_C_CONST
682 AC_C_INLINE
683 AC_C_BIGENDIAN
684 AC_C_CHAR_UNSIGNED
685
686 AC_TYPE_SIGNAL
687 AC_TYPE_UID_T
688 AC_TYPE_MODE_T
689 AC_TYPE_OFF_T
690 AC_TYPE_SIZE_T
691 AC_TYPE_PID_T
692 AC_STRUCT_ST_RDEV
693 AC_DIRENT_D_OFF
694 AC_CHECK_TYPE(ssize_t, int)
695 AC_CHECK_TYPE(wchar_t, unsigned short)
696
697 ############################################
698 # for cups support we need libcups, and a handful of header files
699
700 AC_ARG_ENABLE(cups,
701 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
702
703 if test x$enable_cups != xno; then
704         AC_PATH_PROG(CUPS_CONFIG, cups-config)
705
706         if test "x$CUPS_CONFIG" != x; then
707
708                 ac_save_LDFLAGS=$LDFLAGS
709                 ac_save_PRINT_LIBS=$PRINT_LIBS
710                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
711
712                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
713                         x"$ac_cv_header_cups_language_h" = xyes; then
714                         # try linking with -lcups alone first. That should work unless libcups is
715                         # underlinked. With cups-config --libs we pull in unwanted and unneeded
716                         # dendencies including thread libraries - use cups-config only if really
717                         # required. 
718                         AC_CHECK_LIB_EXT(cups, ac_save_PRINT_LIBS , httpConnect,
719                                 [PRINT_LIBS="$ac_save_PRINT_LIBS -lcups"],
720                                 [AC_MSG_WARN([your cups library doesn't link with -lcups alone, it might be underlinked.]) ;
721                                  PRINT_LIBS="$ac_save_PRINT_LIBS `$CUPS_CONFIG --libs`"])
722
723                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
724                         samba_cv_HAVE_CUPS=yes
725                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
726                 else
727                         AC_MSG_WARN([cups-config around but cups-devel not installed])
728                         CFLAGS=$ac_save_CFLAGS
729                         LDFLAGS=$ac_save_LDFLAGS
730                         PRINT_LIBS=$ac_save_PRINT_LIBS
731                 fi
732
733         elif test x"$enable_cups" = x"yes"; then
734                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
735         fi
736 fi
737
738 AC_ARG_ENABLE(iprint,
739 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
740
741 if test x$enable_iprint != xno; then
742         if test x"$samba_cv_HAVE_CUPS" = xyes; then
743                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
744         elif test x"$enable_iprint" = x"yes"; then
745                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
746         fi
747 fi
748
749 ############################################
750 # check if the compiler will optimize out function calls
751 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
752     AC_TRY_LINK([
753 #include <stdio.h>],
754 [
755                 if (0) {
756                    this_function_does_not_exist();
757                 } else {
758                   return 1;
759                 }
760
761 ],
762         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
763 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
764    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
765 fi
766
767 #############################################
768 # check for fd passing struct via msg_control
769 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
770     AC_TRY_COMPILE([
771 #include <sys/types.h>
772 #include <stdlib.h>
773 #include <stddef.h>
774 #include <sys/socket.h>
775 #include <sys/un.h>],
776 [
777         struct msghdr msg;
778         union {
779               struct cmsghdr cm;
780               char control[CMSG_SPACE(sizeof(int))];
781         } control_un;
782         msg.msg_control = control_un.control;
783         msg.msg_controllen = sizeof(control_un.control);
784 ],
785         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
786 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
787    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
788              [If we can use msg_control for passing file descriptors])
789 fi
790
791 #############################################
792 # check for fd passing struct via msg_acctrights
793 AC_CACHE_CHECK([for fd passing via msg_acctrights],
794                 samba_cv_msghdr_msg_acctrights, [
795     AC_TRY_COMPILE([
796 #include <sys/types.h>
797 #include <stdlib.h>
798 #include <stddef.h>
799 #include <sys/socket.h>
800 #include <sys/un.h>],
801 [
802         struct msghdr msg;
803         int fd;
804         msg.msg_acctrights = (caddr_t) &fd;
805         msg.msg_acctrightslen = sizeof(fd);
806 ],
807         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
808 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
809    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
810              [If we can use msg_acctrights for passing file descriptors])
811 fi
812
813 AC_CHECK_FUNCS(dirfd)
814 if test x"$ac_cv_func_dirfd" = x"yes"; then
815         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
816 fi
817
818 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
819     AC_TRY_COMPILE([
820 #include <sys/types.h>
821 #if STDC_HEADERS
822 #include <stdlib.h>
823 #include <stddef.h>
824 #endif
825 #include <signal.h>],[struct sigevent s;],
826         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
827 if test x"$samba_cv_struct_sigevent" = x"yes"; then
828    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
829    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
830         [#include <signal.h>])
831 fi
832
833 # and glibc has setresuid under linux but the function does
834 # nothing until kernel 2.1.44! very dumb.
835 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
836     AC_TRY_RUN([#include <errno.h>
837 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
838         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
839 if test x"$samba_cv_have_setresuid" = x"yes"; then
840     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
841 fi
842
843 # Do the same check for setresguid...
844 #
845 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
846     AC_TRY_RUN([#include <unistd.h>
847 #include <errno.h>
848 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
849         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
850 if test x"$samba_cv_have_setresgid" = x"yes"; then
851     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
852 fi
853
854 AC_FUNC_MEMCMP
855
856 ###############################################
857 # Readline included by default unless explicitly asked not to
858 test "${with_readline+set}" != "set" && with_readline=yes
859
860 # test for where we get readline() from
861 AC_MSG_CHECKING(whether to use readline)
862 AC_ARG_WITH(readline,
863 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
864 [  case "$with_readline" in
865   yes)
866     AC_MSG_RESULT(yes)
867
868     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
869     AC_CHECK_HEADERS(readline/history.h)
870
871     AC_CHECK_HEADERS(readline.h readline/readline.h,[
872       for termlib in ncurses curses termcap terminfo termlib tinfo; do
873        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
874       done
875       AC_CHECK_LIB(readline, rl_callback_handler_install,
876        [TERMLIBS="-lreadline $TERMLIBS"
877        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
878        break], [TERMLIBS=], $TERMLIBS)])
879     ;;
880   no)
881     AC_MSG_RESULT(no)
882     ;;
883   *)
884     AC_MSG_RESULT(yes)
885
886     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
887     # alternate readline path
888     _ldflags=${LDFLAGS}
889     _cppflags=${CPPFLAGS}
890
891     # Add additional search path
892     LDFLAGS="-L$with_readline/lib $LDFLAGS"
893     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
894
895     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
896     AC_CHECK_HEADERS(readline/history.h)
897
898     AC_CHECK_HEADERS(readline.h readline/readline.h,[
899       for termlib in ncurses curses termcap terminfo termlib; do
900        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
901       done
902       AC_CHECK_LIB(readline, rl_callback_handler_install,
903        [TERMLDFLAGS="-L$with_readline/lib"
904        TERMCPPFLAGS="-I$with_readline/include"
905        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
906        TERMLIBS="-lreadline $TERMLIBS"
907        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
908        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
909
910     LDFLAGS=$_ldflags
911     ;;
912   esac],
913   AC_MSG_RESULT(no)
914 )
915 AC_SUBST(TERMLIBS)
916 AC_SUBST(TERMLDFLAGS)
917
918 # The readline API changed slightly from readline3 to readline4, so
919 # code will generate warnings on one of them unless we have a few
920 # special cases.
921 AC_CHECK_LIB(readline, rl_completion_matches,
922              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
923                         [Do we have rl_completion_matches?])],
924              [],
925              [$TERMLIBS])
926
927 # not all readline libs have rl_event_hook or history_list
928 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
929 AC_CHECK_LIB(readline, history_list,
930              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
931              [],
932              [$TERMLIBS])
933
934 ###############################################
935 # test for where we get yp_get_default_domain() from
936 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
937 AC_CHECK_FUNCS(yp_get_default_domain)
938
939 # Check if we have execl, if not we need to compile smbrun.
940 AC_CHECK_FUNCS(execl)
941 if test x"$ac_cv_func_execl" = x"no"; then
942     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun"
943 fi
944
945 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
946 AC_CHECK_FUNCS(strtol)
947 AC_CHECK_FUNCS(strchr chflags)
948 AC_CHECK_FUNCS(getrlimit fsync setpgid)
949 AC_CHECK_FUNCS(fdatasync,,[AC_CHECK_LIB_EXT(rt, LIBS, fdatasync)])
950 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
951 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
952 AC_CHECK_FUNCS(initgroups select rdchk getgrnam getgrent pathconf)
953 AC_CHECK_FUNCS(getgrset)
954 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf)
955 AC_CHECK_FUNCS(atexit grantpt posix_fallocate)
956 AC_CHECK_FUNCS(fallocate)
957 AC_CHECK_FUNCS(fseeko setluid getpwanam)
958 AC_CHECK_FUNCS(fdopendir)
959 AC_CHECK_FUNCS(getpwent_r)
960 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
961 AC_CHECK_FUNCS(syslog vsyslog timegm)
962 AC_CHECK_FUNCS(setlocale)
963 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
964 AC_CHECK_FUNCS(lutimes futimes utimensat futimens)
965 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
966 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
967 AC_CHECK_HEADERS(sys/mman.h)
968 # setbuffer, shmget, shm_open are needed for smbtorture
969 AC_CHECK_FUNCS(shmget shm_open)
970 AC_CHECK_FUNCS(gettext dgettext)
971 AC_CHECK_FUNCS(bindtextdomain textdomain bind_textdomain_codeset)
972 AC_CHECK_FUNCS(strupr)
973
974 # Find a method of generating a stack trace
975 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
976 # libexecinfo provides backtrace_symbols on FreeBSD
977 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
978 AC_CHECK_FUNCS(backtrace_symbols)
979 AC_CHECK_LIB(exc, trace_back_stack)
980
981 # check for sysctlbyname and sysctl for BSD systems
982 AC_CHECK_FUNCS(sysctlbyname)
983 AC_CHECK_FUNCS(sysctl)
984
985 #################################################
986 # Check to see if core dump directory is defined in linux
987 # with /proc/sys/kernel/core_pattern
988
989 AC_CHECK_FILE([/proc/sys/kernel/core_pattern],
990         AC_DEFINE(HAVE_SYS_KERNEL_PROC_CORE_PATTERN, 1,
991         [Whether Linux kernel uses core_pattern for core files]),
992          [])
993
994 #############################
995 # check if building with gpfs
996 AC_CHECK_HEADERS(gpfs_gpl.h)
997 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
998     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
999     default_shared_modules="$default_shared_modules vfs_gpfs"
1000     default_shared_modules="$default_shared_modules vfs_gpfs_hsm_notify"
1001 fi
1002
1003 # Note that all the libunwind symbols in the API are defined to internal
1004 # platform-specific version, so we must include libunwind.h before checking
1005 # any of them.
1006 AC_MSG_CHECKING([for libunwind])
1007 save_LIBS=$LIBS
1008
1009 UNWIND_ARCH="unknown"
1010 if test x"$UNAME_I" != x"unknown"; then
1011         UNWIND_ARCH="$UNAME_I"
1012 elif test x"$UNAME_M" != x"unknown"; then
1013         UNWIND_ARCH="$UNAME_M"
1014 elif test x"$UNAME_P" != x"unknown"; then
1015         UNWIND_ARCH="$UNAME_P"
1016 fi
1017
1018 case "$UNWIND_ARCH" in
1019         unknown)
1020                 # This probably won't link without
1021                 # the platform-specific libunwind.
1022                 LIBS="$LIBS -lunwind"
1023                 ;;
1024         i386|i586|i686)
1025                 # Add the platform-specific libunwind module.
1026                 LIBS="$LIBS -lunwind -lunwind-x86"
1027                 ;;
1028         *)
1029                 # Add the platform-specific libunwind module.
1030                 # based on uname -i, uname -m or uname -p
1031                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1032                 ;;
1033 esac
1034
1035 AC_TRY_LINK(
1036     [
1037 #ifdef HAVE_LIBUNWIND_H
1038 #include <libunwind.h>
1039 #endif
1040     ],
1041     [
1042         unw_context_t ctx; unw_cursor_t cur;
1043         char buf[256]; unw_word_t off;
1044         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1045         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1046     ],
1047     [
1048         AC_MSG_RESULT(yes)
1049         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1050
1051         # If we have libunwind, test whether we also have libunwind-ptrace
1052         # which would let us unwind arbitrary processes.
1053         save_LIBS=$LIBS
1054         AC_CHECK_HEADERS(libunwind-ptrace.h)
1055         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1056             [
1057                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1058                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1059                     [Whether libunwind-ptrace.a is available.])
1060             ],
1061             [ LIBUNWIND_PTRACE="" ])
1062
1063         LIBS=$save_LIBS
1064     ],
1065     [
1066         AC_MSG_RESULT(no)
1067         LIBS=$save_LIBS
1068     ])
1069
1070 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1071 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1072     AC_CHECK_HEADERS(sys/ptrace.h)
1073     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1074     AC_TRY_LINK(
1075             [
1076 #if HAVE_SYS_TYPES_H
1077 #include <sys/types.h>
1078 #endif
1079 #if HAVE_SYS_PTRACE_H
1080 #include <sys/ptrace.h>
1081 #endif
1082             ],
1083             [
1084                 pid_t me = (pid_t)-1;
1085                 ptrace(PTRACE_ATTACH, me, 0, 0);
1086                 ptrace(PTRACE_DETACH, me, 0, 0);
1087                 return 0;
1088             ],
1089             [
1090                 AC_MSG_RESULT(yes)
1091                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1092                     [Whether the Linux ptrace(2) interface is available.])
1093             ],
1094             [
1095                 AC_MSG_RESULT(no)
1096                 LIBUNWIND_PTRACE=""
1097             ])
1098 fi
1099
1100 AC_SUBST(LIBUNWIND_PTRACE)
1101
1102 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1103 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1104 AC_CHECK_FUNCS(__getcwd _getcwd)
1105 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1106 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1107 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1108 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1109 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1110 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1111 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek)
1112 AC_CHECK_FUNCS(pread _pread __pread)
1113 AC_CHECK_FUNCS(pwrite _pwrite __pwrite)
1114 AC_CHECK_FUNCS(prctl)
1115
1116 AC_TRY_COMPILE([
1117 #ifdef HAVE_SYS_PRCTL_H
1118 #include <sys/prctl.h>
1119 #endif
1120 ],
1121 [int i; i = prtcl(0); ],
1122 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1123
1124 #
1125 #
1126 #
1127 case "$host_os" in
1128     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1129        # glibc <= 2.3.2 has a broken getgrouplist
1130        AC_CACHE_CHECK([for good getgrouplist],samba_cv_linux_getgrouplist_ok,[AC_TRY_RUN([
1131 #include <unistd.h>
1132 #include <sys/utsname.h>
1133 main() {
1134        /* glibc up to 2.3 has a broken getgrouplist */
1135 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1136        int libc_major = __GLIBC__;
1137        int libc_minor = __GLIBC_MINOR__;
1138
1139        if (libc_major < 2)
1140               exit(1);
1141        if ((libc_major == 2) && (libc_minor <= 3))
1142               exit(1);
1143 #endif
1144        exit(0);
1145 }
1146 ], [samba_cv_linux_getgrouplist_ok=yes],
1147    [samba_cv_linux_getgrouplist_ok=no],
1148    [samba_cv_linux_getgrouplist_ok=cross])])
1149        if test x"$samba_cv_linux_getgrouplist_ok" = x"yes"; then
1150           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1151        fi
1152        ;;
1153     *)
1154        AC_CHECK_FUNCS(getgrouplist)
1155        ;;
1156 esac
1157
1158 #################################################
1159 # Check whether struct stat has timestamps with sub-second resolution.
1160 #
1161
1162 samba_cv_stat_hires=no
1163 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1164         [samba_cv_stat_hires=yes])
1165 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1166         [samba_cv_stat_hires=yes])
1167 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1168         [samba_cv_stat_hires=yes])
1169 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1170         [samba_cv_stat_hires=yes])
1171 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1172         [samba_cv_stat_hires=yes])
1173
1174 if test x"$samba_cv_stat_hires" = x"yes" ; then
1175     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1176             [whether struct stat has sub-second timestamps])
1177 fi
1178
1179 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1180 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1181 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1182
1183
1184 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1185     [
1186         AC_TRY_COMPILE(
1187             [#include <sys/stat.h>],
1188             [
1189                 int a = UF_DOS_ARCHIVE;
1190                 int h = UF_DOS_HIDDEN;
1191                 int r = UF_DOS_RO;
1192                 int s = UF_DOS_SYSTEM;
1193                 int i = UF_DOS_NOINDEX;
1194                 int f = UF_DOS_FLAGS;
1195             ],
1196             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1197     ])
1198
1199 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1200     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1201 fi
1202
1203 AC_CACHE_CHECK([whether we can compile with __attribute__((destructor))],
1204                samba_cv_function_attribute_destructor,
1205                [
1206                  AC_COMPILE_IFELSE([AC_LANG_SOURCE(
1207                         [
1208                                 __attribute__((destructor))
1209                                 static void cleanup(void) { }
1210                         ])],
1211                         samba_cv_function_attribute_destructor=yes)
1212                 ])
1213
1214 if test x"$samba_cv_function_attribute_destructor" = xyes ; then
1215    AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
1216              [whether we can compile with __attribute__((destructor))])
1217 fi
1218
1219 #####################################
1220 # needed for SRV lookups
1221 AC_CHECK_LIB(resolv, dn_expand)
1222 AC_CHECK_LIB(resolv, _dn_expand)
1223 AC_CHECK_LIB(resolv, __dn_expand)
1224
1225 #
1226 # Check for the functions putprpwnam, set_auth_parameters,
1227 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1228 # Needed for OSF1 and HPUX.
1229 #
1230
1231 AC_LIBTESTFUNC(security, putprpwnam)
1232 AC_LIBTESTFUNC(sec, putprpwnam)
1233
1234 AC_LIBTESTFUNC(security, set_auth_parameters)
1235 AC_LIBTESTFUNC(sec, set_auth_parameters)
1236
1237 # UnixWare 7.x has its getspnam in -lgen
1238 AC_LIBTESTFUNC(gen, getspnam)
1239
1240 AC_LIBTESTFUNC(security, getspnam)
1241 AC_LIBTESTFUNC(sec, getspnam)
1242
1243 AC_LIBTESTFUNC(security, bigcrypt)
1244 AC_LIBTESTFUNC(sec, bigcrypt)
1245
1246 AC_LIBTESTFUNC(security, getprpwnam)
1247 AC_LIBTESTFUNC(sec, getprpwnam)
1248
1249 AC_CHECK_FUNCS(strsignal)
1250
1251 AC_DISABLE_STATIC
1252 AC_ENABLE_SHARED
1253
1254 # Set defaults
1255 PIE_CFLAGS=""
1256 PIE_LDFLAGS=""
1257 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1258
1259 if test "x$enable_pie" != xno
1260 then
1261         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1262         [
1263                 cat > conftest.c <<EOF
1264 int foo;
1265 int main () { return 0;}
1266 EOF
1267                 if AC_TRY_COMMAND_NO_STDERR([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c])
1268                 then
1269                         samba_cv_fpie=yes
1270                 else
1271                         samba_cv_fpie=no
1272                 fi
1273                 rm -f conftest*
1274         ])
1275         if test x"${samba_cv_fpie}" = x"yes"
1276         then
1277                 PIE_CFLAGS="-fPIE"
1278                 PIE_LDFLAGS="-pie"
1279         fi
1280 fi
1281
1282 # Set defaults
1283 RELRO_LDFLAGS=""
1284 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1285
1286 if test "x$enable_relro" != xno
1287 then
1288         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1289         [
1290                 cat > conftest.c <<EOF
1291 int foo;
1292 main () { return 0;}
1293 EOF
1294                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1295                 then
1296                         samba_cv_relro=yes
1297                 else
1298                         samba_cv_relro=no
1299                 fi
1300                 rm -f conftest*
1301         ])
1302         if test x"${samba_cv_relro}" = x"yes"
1303         then
1304                 RELRO_LDFLAGS="-Wl,-z,relro"
1305         fi
1306 fi
1307
1308 # Set defaults
1309 SYMSEXT="syms"
1310 AC_SUBST(SYMSEXT)
1311
1312 # Assume non-shared by default and override below
1313 BLDSHARED="false"
1314
1315 # these are the defaults, good for lots of systems
1316 HOST_OS="$host_os"
1317 LDSHFLAGS="-shared"
1318 MODULE_EXPORTS=""
1319 SONAMEFLAG="#"
1320 SHLD="\${CC} \${CFLAGS}"
1321 PICFLAG="${PIE_CFLAGS}"
1322 SHLIBEXT="so"
1323 DSO_EXPORTS=""
1324
1325 # this bit needs to be modified for each OS that supports share libs
1326 # You need to specify how to create a shared library and
1327   # how to compile C code to produce PIC object files
1328
1329   AC_MSG_CHECKING([ability to build shared libraries])
1330
1331   # and these are for particular systems
1332   case "$host_os" in
1333                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1334                         case "$host_os" in
1335                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1336                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1337                         esac
1338                         BLDSHARED="true"
1339                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1340                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1341                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1342                         fi
1343                         DYNEXP="-Wl,--export-dynamic"
1344                         PICFLAG="-fPIC"
1345                         SONAMEFLAG="-Wl,-soname="
1346                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1347                         ;;
1348                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1349                         BLDSHARED="true"
1350                         if test "${GCC}" = "yes"; then
1351                                 PICFLAG="-fPIC"
1352                                 SONAMEFLAG="-Wl,-soname="
1353                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1354                                         DYNEXP="-Wl,-E"
1355                                 fi
1356                                 LDSHFLAGS="-shared"
1357                         else
1358                                 PICFLAG="-KPIC"
1359                                 LDSHFLAGS="-G"
1360                         fi
1361                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1362                                 SONAMEFLAG="-Wl,-soname="
1363                         else
1364                                 SONAMEFLAG="-Wl,-h,"
1365                         fi
1366                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1367                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1368                         ;;
1369                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1370                         BLDSHARED="true"
1371                         LDSHFLAGS="-G"
1372                         SONAMEFLAG="-Wl,-h,"
1373                         PICFLAG="-KPIC"   # Is this correct for SunOS
1374                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1375                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1376                         ;;
1377                 *netbsd* | *freebsd* | *dragonfly* )
1378                         BLDSHARED="true"
1379                         LDSHFLAGS="-shared"
1380                         DYNEXP="-Wl,--export-dynamic"
1381                         SONAMEFLAG="-Wl,-soname,"
1382                         PICFLAG="-fPIC -DPIC"
1383                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1384                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1385                         ;;
1386                 *openbsd*)  BLDSHARED="true"
1387                         LDSHFLAGS="-shared"
1388                         DYNEXP="-Wl,-Bdynamic"
1389                         SONAMEFLAG="-Wl,-soname,"
1390                         PICFLAG="-fPIC"
1391                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1392                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1393                         ;;
1394                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1395                         case "$host_os" in
1396                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1397                         ;;
1398                         esac
1399                         BLDSHARED="true"
1400                         LDSHFLAGS="-Wl,-set_version,sgi1.0 -shared"
1401                         SONAMEFLAG="-Wl,-soname,"
1402                         if test "${GCC}" = "yes"; then
1403                                 PICFLAG="-fPIC"
1404                         else
1405                                 PICFLAG="-KPIC"
1406                         fi
1407                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1408                         ;;
1409                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1410                         BLDSHARED="true"
1411                         # use expfull to export underscored symbols
1412                         # add rtl to remove /lib/crt0.o warning
1413                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1414                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1415                         PICFLAG="-O2"
1416                         # as AIX code is always position independent...
1417                         # .po will just create compile warnings, use po.o:
1418                         if test "${GCC}" != "yes"; then
1419                                 ## for funky AIX compiler using strncpy()
1420                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000 -qhalt=e"
1421                         fi
1422
1423                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1424                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1425                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1426                         ;;
1427                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1428                         # ia64: 64bit build using gcc with CFLAGS="-mpl64"
1429                         #       64bit build using HP's cc with CFLAGS="+DD64"
1430                         # hppa: 64bit build unsupported by gcc
1431                         #       64bit build using HP's cc with CFLAGS="+DA2.0w"
1432                         # HP-UX 11.00 ld needs PHSS_33034
1433                         BLDSHARED="true"
1434                         if test "${GCC}" = "yes"; then
1435                                 PICFLAG="-fPIC"
1436                                 LDSHFLAGS="-shared"
1437                         else
1438                                 PICFLAG="+z"
1439                                 LDSHFLAGS="-b"
1440                                 # "Uses depth-first symbol resolution"
1441                                 LDSHFLAGS="$LDSHFLAGS -Wl,-B,symbolic,-b"
1442                                 if test "$host_cpu" != "ia64"; then
1443                                         # "don't store literals in read-only memory" (?):
1444                                         PICFLAG="$PICFLAG +ESnolit"
1445                                 fi
1446                         fi
1447                         if test "$host_cpu" = "ia64"; then
1448                                 SHLIBEXT="so"
1449                                 # TODO: does the linker find the right 32/64 bit version of the libs? :
1450                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32:/usr/local/lib/hpux64:/usr/lib/hpux64"
1451                         else
1452                                 SHLIBEXT="sl"
1453                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1454                         fi
1455                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1456                                 SONAMEFLAG="-Wl,-soname="
1457                         else
1458                                 SONAMEFLAG="-Wl,+h,"
1459                         fi
1460                         # PIE/PIC flags at link time are required on HP-UX because
1461                         # linking requires a temporary source file, which is being
1462                         # compiled with the indicated flags - which need to contain
1463                         # PIC flags when we don't support PIE flags:
1464                         if test "$PIE_LDFLAGS" = "" ; then
1465                                 PIE_LDFLAGS=\${PICFLAG}
1466                         fi
1467                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1468                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1469                         ;;
1470                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1471                         BLDSHARED="true"
1472                         LDSHFLAGS="-shared"
1473                         SONAMEFLAG="-Wl,-soname,"
1474                         if test "${GCC}" = "yes"; then
1475                                 PICFLAG="-fPIC"
1476                         fi
1477                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1478                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1479                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1480                                 saved_ldflags="$LDFLAGS"
1481                                 AC_MSG_CHECKING([if $flags works])
1482                                 LDFLAGS="$flags $saved_ldflags"
1483                                 AC_TRY_LINK([],[],
1484                                         [AC_MSG_RESULT([yes])
1485                                         LDSHFLAGS_Z_NODEFS=$flags],
1486                                         AC_MSG_RESULT([no]))
1487                                 LDFLAGS="$saved_ldflags"
1488                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1489                         done
1490                         ;;
1491                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1492                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1493                         ;;
1494                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1495                         BLDSHARED="true"
1496                         LDSHFLAGS="-shared"
1497                         SONAMEFLAG="-Wl,-soname,"
1498                         PICFLAG="-KPIC"
1499                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1500                         ;;
1501                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1502                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1503                         ;;
1504                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1505                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1506                         ;;
1507                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1508                         case "$host" in
1509                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1510                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1511                                         fi
1512                                         LDSHFLAGS="-G"
1513                                         DYNEXP="-Bexport"
1514                                 ;;
1515                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1516                         esac
1517                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1518                         ;;
1519
1520                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1521                         if [ test "$GCC" != yes ]; then
1522                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1523                         fi
1524                         LDSHFLAGS="-G"
1525                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1526                         ;;
1527                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1528                         BLDSHARED="false"
1529                         LDSHFLAGS=""
1530                         ;;
1531
1532                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1533                         BLDSHARED="true"
1534                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1535                         CFLAGS="$CFLAGS -fno-common"
1536                         SHLD="\${CC}"
1537                         SHLIBEXT="dylib"
1538                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1539                         SHLIBEXT="dylib"
1540                         # Since gcc doesn't fail on unrecognised options, the
1541                         # PIE test incorrectly succeeds. Darwin gcc does not
1542                         # actually support the PIE stuff.
1543                         PIE_LDFLAGS=
1544                         PIE_CFLAGS=
1545                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1546                         ;;
1547
1548                 *)
1549                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1550                         ;;
1551   esac
1552
1553 if test "$enable_shared" != "yes"; then
1554         BLDSHARED=false
1555 fi
1556
1557 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1558         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1559 fi
1560
1561 if test x"$BLDSHARED" = x"true" ; then
1562         LDFLAGS="$LDFLAGS -L./bin"
1563 fi
1564
1565 AC_MSG_RESULT($BLDSHARED)
1566
1567 if test x"$enable_developer" = x"yes" ; then
1568         default_as_needed=auto
1569 else
1570         default_as_needed=no
1571 fi
1572 AC_ARG_ENABLE(as-needed,
1573         AS_HELP_STRING([--enable-as-needed],
1574         [Turn on as-needed support if available (default=no)]),
1575         [enable_as_needed=$enableval],
1576         [enable_as_needed=$default_as_needed])
1577 if test "x$enable_as_needed" != xno; then
1578     saved_before_as_needed_ldflags="$LDFLAGS"
1579     for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1580         saved_ldflags="$LDFLAGS"
1581         AC_MSG_CHECKING([if $flags works])
1582         LDFLAGS="$flags $saved_ldflags"
1583         AC_TRY_LINK([],[],
1584                 [AC_MSG_RESULT([yes])
1585                 LD_AS_NEEDED_FLAG=$flags
1586                 ld_as_needed_flag_found=yes],
1587                 AC_MSG_RESULT([no]))
1588         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1589         test x"$ld_as_needed_flag_found" = xyes && break
1590     done
1591 fi
1592
1593 if test x$ld_as_needed_flag_found = xyes -a x$enable_as_needed = xauto ; then
1594 # check if ld has bug described in https://bugzilla.samba.org/show_bug.cgi?id=7209#c17
1595         AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG has explicit external libs bug])
1596 cat > conftest_shb.c <<END
1597 void b() {}
1598 END
1599 cat > conftest_sha.c <<END
1600 extern void b();
1601 void a() {
1602         b();
1603 }
1604 END
1605 cat > conftest.c <<END
1606 extern void a();
1607 int main() {
1608         a();
1609         return 0;
1610 }
1611 END
1612
1613         rm -fr conftest
1614         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_sha.o conftest_sha.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1615         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_shb.o conftest_shb.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1616         TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1617         AC_TRY_COMMAND([$TESTCMD -o libconftest_shb.$SHLIBEXT conftest_shb.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1618         AC_TRY_COMMAND([$TESTCMD -o libconftest_sha.$SHLIBEXT conftest_sha.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1619         AC_TRY_COMMAND([$CC -o conftest conftest.c $LDFLAGS -L. -lconftest_sha -lconftest_shb 1>&AS_MESSAGE_LOG_FD 2>&1])
1620         if AC_TRY_COMMAND([eval "$LIB_PATH_VAR=. ./conftest 1>&AS_MESSAGE_LOG_FD 2>&1"])
1621         then
1622                 AC_MSG_RESULT([no])
1623         else
1624                 ld_as_needed_flag_found=no
1625                 LDFLAGS="$saved_before_as_needed_ldflags"
1626                 AC_MSG_RESULT([yes])
1627         fi
1628         rm conftest* libconftest*
1629 fi
1630
1631 # check if we have to disable LD_AS_NEEDED_FLAG:
1632 # On some systems for a veriety of reasons linking with
1633 # -Wl,--as-needed -lreadline -lncurses fails
1634 # we have to retest, if these combination is detected before.
1635 # Bugzilla #7209
1636
1637 if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
1638         if test x$ld_as_needed_flag_found = xyes ; then
1639                 AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
1640                 # try if check no fails
1641                 save_LIBS=$LIBS
1642                 LIBS="$LIBS $TERMLIBS"
1643                 AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
1644                 LIBS="$save_LIBS"
1645         fi
1646 fi
1647
1648
1649
1650 # for historical reasons almost all linkers don't complain about unresolved
1651 # symbols in shared libs. Except for the internal samba modules we want to get
1652 # errors when we produce a shared lib with unresolved symbols. On some
1653 # platforms unresolved symbols might be intended, so we might have to add
1654 # platform specific exceptions here.
1655
1656 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1657         saved_ldflags="$LDFLAGS"
1658         AC_MSG_CHECKING([if $flags works])
1659         LDFLAGS="$flags $saved_ldflags"
1660         AC_TRY_LINK([],[],
1661         [AC_MSG_RESULT([yes])
1662         LDSHFLAGS_Z_DEFS=$flags
1663         ldshflags_z_defs_found=yes],
1664         AC_MSG_RESULT([no]))
1665         LDFLAGS=$saved_ldflags
1666         test x"$ldshflags_z_defs_found" = xyes && break
1667 done
1668
1669 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1670 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1671 AC_MSG_CHECKING([LDFLAGS])
1672 AC_MSG_RESULT([$LDFLAGS])
1673 AC_MSG_CHECKING([DYNEXP])
1674 AC_MSG_RESULT([$DYNEXP])
1675
1676 #######################################################
1677 # test whether building a shared library actually works
1678 if test $BLDSHARED = true; then
1679
1680 AC_MSG_CHECKING([SHLD])
1681 AC_MSG_RESULT([$SHLD])
1682 AC_MSG_CHECKING([LDSHFLAGS])
1683 AC_MSG_RESULT([$LDSHFLAGS])
1684
1685 AC_MSG_CHECKING([SHLIBEXT])
1686 AC_MSG_RESULT([$SHLIBEXT])
1687 AC_MSG_CHECKING([SONAMEFLAG])
1688 AC_MSG_RESULT([$SONAMEFLAG])
1689
1690 AC_MSG_CHECKING([PICFLAG])
1691 AC_MSG_RESULT([$PICFLAG])
1692
1693 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1694 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1695
1696 AC_CACHE_CHECK([whether building shared libraries actually works],
1697                [ac_cv_shlib_works],[
1698    # try building a trivial shared library
1699    ac_cv_shlib_works=no
1700    # The $SHLD and $LDSHFLAGS variables may contain references to other
1701    # variables so they need to be eval'ed.
1702    if AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.o ${srcdir-.}/../tests/shlib.c 1>&AS_MESSAGE_LOG_FD])
1703    then
1704      TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1705      TESTCMD="$TESTCMD -o \"shlib.$SHLIBEXT\" shlib.o"
1706      if AC_TRY_COMMAND([eval $TESTCMD 1>&AS_MESSAGE_LOG_FD 2>&1])
1707      then
1708        ac_cv_shlib_works=yes
1709      fi
1710    fi
1711    rm -f "shlib.$SHLIBEXT" shlib.o
1712
1713 ])
1714 if test $ac_cv_shlib_works = no; then
1715    BLDSHARED=false
1716 fi
1717 fi
1718
1719 if test x"$BLDSHARED" != x"true"; then
1720         LDSHFLAGS="shared-libraries-disabled"
1721         SONAMEFLAG="shared-libraries-disabled"
1722         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1723         SHLD="shared-libraries-disabled"
1724         PICFLAG="${PIE_CFLAGS}"
1725         SHLIBEXT="shared_libraries_disabled"
1726         smbtorture4_possible=no
1727 fi
1728
1729 AC_MSG_CHECKING([used PICFLAG])
1730 AC_MSG_RESULT([$PICFLAG])
1731
1732 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1733
1734
1735
1736 ###########################################################
1737 #
1738 # Configuration of subsystems / libraries
1739 #
1740 ###########################################################
1741
1742 INSTALLLIBCMD_SH=:
1743 INSTALLLIBCMD_A=:
1744 UNINSTALLLIBCMD_SH=:
1745 UNINSTALLLIBCMD_A=:
1746
1747 if test $BLDSHARED = true; then
1748         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
1749         UNINSTALLLIBCMD_SH="rm -f"
1750 fi
1751 if test $enable_static = yes; then
1752         INSTALLLIBCMD_A="\$(INSTALLCMD)"
1753         UNINSTALLLIBCMD_A="rm -f"
1754 fi
1755
1756 #################################################
1757 # --disable-shared-libs
1758 # can be used to disable the internal use of shared libs altogether
1759 # (this only has an effect when building shared libs is enabled)
1760 #
1761 USESHARED=false
1762 AC_SUBST(USESHARED)
1763
1764 AC_MSG_CHECKING(whether to use shared libraries internally)
1765 AC_ARG_ENABLE([shared-libs],
1766         AS_HELP_STRING([--enable-shared-libs],
1767                 [Use shared libraries internally (default=yes)]),
1768         [enable_shared_libs=$enableval],
1769         [enable_shared_libs=yes])
1770
1771 if test x"$enable_shared_libs" != x"no" ; then
1772         USESHARED=$BLDSHARED
1773 fi
1774
1775 AC_MSG_RESULT([$USESHARED])
1776
1777 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
1778         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
1779 fi
1780
1781 #################################################
1782 # --with-static-libs=LIBS:
1783 #   link (internal) libs dynamically or statically?
1784 #
1785 # If a subsystem is built as a library then this controls whether they are
1786 # linked into Samba targets statically or dynamically:
1787 #
1788 # * If we build the shared library at all, we link dynamically by default.
1789 #
1790 # * We only link statically if we don't build shared or if the library
1791 #   appears in the --with-static-libs configure option.
1792 #
1793 # Example:
1794 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
1795 #   of linking the dynamic variant with -ltalloc.
1796 #
1797 # NOTE: This option only affects libraries that we do not only build
1798 # but that samba also links against as libraries (as opposed to linking
1799 # the plain object files. - This has to be configured in Makefile.in.
1800 # So in particular it does not harm to give invalid or unknown names here.
1801 #
1802
1803 AC_ARG_WITH([static-libs],
1804         [AS_HELP_STRING([--with-static-libs=LIBS],
1805                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
1806         [AS_IF([test $withval],
1807                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
1808                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
1809                         eval LINK_$lib=STATIC
1810                 done], [])],
1811         [])
1812
1813 #
1814 # WORKAROUND:
1815 #   until we have organized other internal subsystems (as util, registry
1816 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
1817 #   dynamically to samba programs.
1818 #
1819 LINK_LIBNETAPI=STATIC
1820
1821 LINK_LIBSMBCLIENT=STATIC
1822
1823 #
1824 #  The library versions are hardcoded here
1825 #  and filled into the LIBFOO_SOVER variable.
1826 #
1827 #  TODO: for talloc and tdb (at least), these should
1828 #  be extracted from their respective source directories
1829 #
1830 AC_ARG_ENABLE(external_libtalloc,
1831         [AS_HELP_STRING([--enable-external-libtalloc],
1832                 [Enable external talloc [default=auto]])],
1833         [ enable_external_libtalloc=$enableval ],
1834         [ enable_external_libtalloc=auto ])
1835
1836 if test "x$enable_external_libtalloc" != xno
1837 then
1838         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
1839                 [ enable_external_libtalloc=yes ],
1840                 [ if test x$enable_external_libtalloc = xyes; then
1841                         AC_MSG_ERROR([Unable to find libtalloc])
1842                   else
1843                         enable_external_libtalloc=no
1844                   fi
1845                 ])
1846 fi
1847
1848 if test "x$enable_external_libtalloc" = xno
1849 then
1850         m4_include(../lib/talloc/libtalloc.m4)
1851         LINK_LIBTALLOC=STATIC
1852         LIBTALLOCVERSION=`grep ^VERSION ${tallocdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1853         SMB_LIBRARY(talloc, 2, ${LIBTALLOCVERSION})
1854         LIBTALLOC_OBJ0=""
1855         for obj in ${TALLOC_OBJ}; do
1856                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
1857         done
1858         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
1859         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
1860         AC_SUBST(LIBTALLOC_OBJ0)
1861
1862         TALLOCTORT="bin/talloctort"
1863         AC_SUBST(TALLOCTORT)
1864 fi
1865
1866
1867 AC_ARG_ENABLE(external_libtdb,
1868         [AS_HELP_STRING([--enable-external-libtdb],
1869                 [Enable external tdb [default=auto]])],
1870                 [ enable_external_libtdb=$enableval ],
1871                 [ enable_external_libtdb=auto ])
1872
1873 if test "x$enable_external_libtdb" != xno
1874 then
1875         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.6,
1876                 [ enable_external_libtdb=yes ],
1877                 [
1878                 if test x$enable_external_libtdb = xyes; then
1879                         AC_MSG_ERROR([Unable to find libtdb])
1880                 else
1881                         enable_external_libtdb=no
1882                 fi
1883                 ])
1884 fi
1885
1886 AC_SUBST(LIBTDB_OBJ0)
1887 if test "x$enable_external_libtdb" = xno
1888 then
1889         m4_include(../lib/tdb/libtdb.m4)
1890         LINK_LIBTDB=STATIC
1891         LIBTDBVERSION=`grep ^VERSION ${tdbdir}/wscript | sed -e "s/'//g" -e 's/.* //'`
1892         SMB_LIBRARY(tdb, 1, ${LIBTDBVERSION})
1893         LIBTDB_OBJ0=""
1894         LIBTDB_LIBS="$LIBTDB_LIBS $TDB_DEPS"
1895         for obj in ${TDB_OBJ}; do
1896                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
1897         done
1898         AC_SUBST(LIBTDB_OBJ0)
1899         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
1900         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
1901
1902         TDBBACKUP="bin/tdbbackup"
1903         AC_SUBST(TDBBACKUP)
1904         TDBDUMP="bin/tdbdump"
1905         AC_SUBST(TDBDUMP)
1906         TDBRESTORE="bin/tdbrestore"
1907         AC_SUBST(TDBRESTORE)
1908         TDBTOOL="bin/tdbtool"
1909         AC_SUBST(TDBTOOL)
1910         TDBTORTURE="bin/tdbtorture"
1911         AC_SUBST(TDBTORTURE)
1912 fi
1913
1914 SMB_LIBRARY(netapi, 0)
1915 SMB_LIBRARY(smbclient, 0)
1916 SMB_LIBRARY(smbsharemodes, 0)
1917
1918
1919 ################
1920
1921 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1922 AC_TRY_RUN([#include <stdio.h>
1923 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1924 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1925 if test x"$samba_cv_have_longlong" = x"yes"; then
1926     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1927     AC_CHECK_TYPE(intptr_t, unsigned long long)
1928 else
1929     AC_CHECK_TYPE(intptr_t, unsigned long)
1930 fi
1931
1932 #
1933 # Check if the compiler supports the LL prefix on long long integers.
1934 # AIX needs this.
1935
1936 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1937     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1938         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1939 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1940    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1941 fi
1942
1943
1944 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
1945 AC_TRY_RUN([#include <time.h>
1946 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
1947 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
1948 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
1949     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
1950 fi
1951
1952 AC_CACHE_CHECK([for TIME_T_MAX],samba_cv_TIME_T_MAX,[
1953 AC_TRY_RUN([#include <time.h>
1954 main() {
1955         struct tm *tm;
1956         if (sizeof(time_t) == 8) {
1957                 time_t max_time = 0x7fffffffffffffffll;
1958                 tm = gmtime(&max_time);
1959                 /* This should fail with 32-bit tm_year. */
1960                 if (tm == NULL) {
1961                         /* Max time_t that works with 32-bit int tm_year in struct tm. */
1962                         max_time = 67768036191676799ll;
1963                         tm = gmtime(&max_time);
1964                         if (tm) {
1965                                 exit(0);
1966                         }
1967                 }
1968         }
1969         exit(1);
1970 }],
1971 samba_cv_TIME_T_MAX=yes,samba_cv_TIME_T_MAX=no,samba_cv_TIME_T_MAX=cross)])
1972 if test x"$samba_cv_TIME_T_MAX" = x"yes"; then
1973     AC_DEFINE(TIME_T_MAX,67768036191676799ll,[The maximum value of the 'time_t' type])
1974 fi
1975
1976
1977 #
1978 # As a gating factor for large file support, in order to
1979 # use >4GB files we must have the following minimal support
1980 # available: a 64 bit off_t
1981 # If we don't have all of these then fail the build
1982 #
1983
1984 AC_MSG_CHECKING([if large file support can be enabled])
1985 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1986 AC_TRY_RUN([#include <stdio.h>
1987 #include <sys/stat.h>
1988 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1989 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1990 if test x"$samba_cv_SIZEOF_OFF_T" = x"no"; then
1991     AC_MSG_ERROR(["large file support support not available: sizeof(off_t) != 8"])
1992 fi
1993
1994 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1995 AC_TRY_RUN([
1996 #if defined(HAVE_UNISTD_H)
1997 #include <unistd.h>
1998 #endif
1999 #include <stdio.h>
2000 #include <sys/stat.h>
2001 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2002 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2003 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2004     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2005 fi
2006
2007 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2008 AC_TRY_RUN([
2009 #if defined(HAVE_UNISTD_H)
2010 #include <unistd.h>
2011 #endif
2012 #include <stdio.h>
2013 #include <sys/stat.h>
2014 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2015 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2016 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2017     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2018 fi
2019
2020 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2021 AC_TRY_RUN([
2022 #if defined(HAVE_UNISTD_H)
2023 #include <unistd.h>
2024 #endif
2025 #include <sys/types.h>
2026 main() { dev_t dev; int i = major(dev); return 0; }],
2027 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2028 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2029     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2030 fi
2031
2032 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2033 AC_TRY_RUN([
2034 #if defined(HAVE_UNISTD_H)
2035 #include <unistd.h>
2036 #endif
2037 #include <sys/types.h>
2038 main() { dev_t dev; int i = minor(dev); return 0; }],
2039 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2040 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2041     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2042 fi
2043
2044 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2045 AC_TRY_RUN([
2046 #if defined(HAVE_UNISTD_H)
2047 #include <unistd.h>
2048 #endif
2049 #include <sys/types.h>
2050 main() { dev_t dev = makedev(1,2); return 0; }],
2051 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2052 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2053     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2054 fi
2055
2056 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2057 AC_TRY_RUN([#include <stdio.h>
2058 main() { char c; c=250; exit((c > 0)?0:1); }],
2059 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2060 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2061     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2062 fi
2063
2064 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2065 AC_TRY_COMPILE([#include <sys/types.h>
2066 #include <dirent.h>
2067 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2068 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2069 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2070     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2071 fi
2072
2073 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2074 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2075 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2076 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2077     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2078 fi
2079
2080 if test x"$libreplace_cv_HAVE_CLOCK_GETTIME_IN_LIBRT" = xyes ; then
2081         LIBS="$LIBS -lrt"
2082 fi
2083
2084 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2085 AC_TRY_RUN([#include <sys/types.h>
2086 #include <dirent.h>
2087 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2088 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2089 di->d_name[0] == 0) exit(0); exit(1);} ],
2090 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2091 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2092     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2093 fi
2094
2095 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2096 AC_TRY_COMPILE([#include <sys/types.h>
2097 #include <utime.h>],
2098 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2099 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2100 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2101     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2102 fi
2103
2104 ##############
2105 # Check utmp details, but only if our OS offers utmp.h
2106 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2107 dnl  utmp and utmpx come in many flavours
2108 dnl  We need to check for many of them
2109 dnl  But we don't need to do each and every one, because our code uses
2110 dnl  mostly just the utmp (not utmpx) fields.
2111
2112 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2113
2114 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2115 AC_TRY_COMPILE([#include <sys/types.h>
2116 #include <utmp.h>],
2117 [struct utmp ut;  ut.ut_name[0] = 'a';],
2118 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2119 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2120     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2121 fi
2122
2123 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2124 AC_TRY_COMPILE([#include <sys/types.h>
2125 #include <utmp.h>],
2126 [struct utmp ut;  ut.ut_user[0] = 'a';],
2127 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2128 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2129     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2130 fi
2131
2132 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2133 AC_TRY_COMPILE([#include <sys/types.h>
2134 #include <utmp.h>],
2135 [struct utmp ut;  ut.ut_id[0] = 'a';],
2136 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2137 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2138     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2139 fi
2140
2141 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2142 AC_TRY_COMPILE([#include <sys/types.h>
2143 #include <utmp.h>],
2144 [struct utmp ut;  ut.ut_host[0] = 'a';],
2145 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2146 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2147     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2148 fi
2149
2150 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2151 AC_TRY_COMPILE([#include <sys/types.h>
2152 #include <utmp.h>],
2153 [struct utmp ut;  time_t t; ut.ut_time = t;],
2154 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2155 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2156     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2157 fi
2158
2159 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2160 AC_TRY_COMPILE([#include <sys/types.h>
2161 #include <utmp.h>],
2162 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2163 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2164 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2165     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2166 fi
2167
2168 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2169 AC_TRY_COMPILE([#include <sys/types.h>
2170 #include <utmp.h>],
2171 [struct utmp ut;  ut.ut_type = 0;],
2172 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2173 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2174     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2175 fi
2176
2177 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2178 AC_TRY_COMPILE([#include <sys/types.h>
2179 #include <utmp.h>],
2180 [struct utmp ut;  ut.ut_pid = 0;],
2181 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2182 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2183     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2184 fi
2185
2186 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2187 AC_TRY_COMPILE([#include <sys/types.h>
2188 #include <utmp.h>],
2189 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2190 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2191 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2192     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2193 fi
2194
2195 dnl Look for the IPv6 varient by preference. Many systems have both.
2196 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2197 AC_TRY_COMPILE([#include <sys/types.h>
2198 #include <utmp.h>],
2199 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2200 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2201 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2202     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2203 fi
2204
2205 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2206 AC_TRY_COMPILE([#include <sys/types.h>
2207 #include <utmp.h>],
2208 [struct utmp ut;  ut.ut_addr = 0;],
2209 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2210 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2211     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2212 fi
2213
2214 if test x$ac_cv_func_pututline = xyes ; then
2215   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2216   AC_TRY_COMPILE([#include <sys/types.h>
2217 #include <utmp.h>],
2218   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2219   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2220   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2221       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2222   fi
2223 fi
2224
2225 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2226 AC_TRY_COMPILE([#include <sys/types.h>
2227 #include <utmpx.h>],
2228 [struct utmpx ux;  ux.ut_syslen = 0;],
2229 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2230 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2231     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2232 fi
2233
2234 fi
2235 # end utmp details
2236
2237 AC_CACHE_CHECK([for linux fallocate],samba_cv_HAVE_LINUX_FALLOCATE,[
2238 AC_TRY_COMPILE([
2239 #if defined(HAVE_UNISTD_H)
2240 #include <unistd.h>
2241 #endif
2242 #include <sys/types.h>
2243 #define _GNU_SOURCE
2244 #include <fcntl.h>
2245 #if defined(HAVE_LINUX_FALLOC_H)
2246 #include <linux/falloc.h>
2247 #endif],
2248 [int ret = fallocate(0, FALLOC_FL_KEEP_SIZE, 0, 10);],
2249 samba_cv_HAVE_LINUX_FALLOCATE=yes,samba_cv_HAVE_LINUX_FALLOCATE=no)])
2250 if test x"$samba_cv_HAVE_LINUX_FALLOCATE" = x"yes" && test x"$ac_cv_func_fallocate" = x"yes"; then
2251     AC_DEFINE(HAVE_LINUX_FALLOCATE,1,[Whether the Linux 'fallocate' function is available])
2252 fi
2253
2254 AC_CACHE_CHECK([for getcwd takes NULL],samba_cv_GETCWD_TAKES_NULL,[
2255 AC_TRY_RUN([
2256 #if defined(HAVE_UNISTD_H)
2257 #include <unistd.h>
2258 #endif
2259 main() { char *s = getcwd(NULL,0); if (s) exit(0); exit(1); }],
2260 samba_cv_GETCWD_TAKES_NULL=yes,samba_cv_GETCWD_TAKES_NULL=no,samba_cv_GETCWD_TAKES_NULL=cross)])
2261 if test x"$samba_cv_GETCWD_TAKES_NULL" = x"yes"; then
2262     AC_DEFINE(GETCWD_TAKES_NULL,1,[Whether the getcwd function takes NULL as an argument])
2263 fi
2264
2265 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2266 AC_ARG_WITH(libiconv,
2267 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2268 [
2269   if test "$withval" = "no" ; then
2270     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2271   else
2272      if test "$withval" != "yes" ; then
2273         ICONV_PATH_SPEC=yes
2274         ICONV_LOOK_DIRS="$withval"
2275      fi
2276   fi
2277 ])
2278
2279 for i in $ICONV_LOOK_DIRS ; do
2280
2281     save_LIBS="$LIBS"
2282     save_LDFLAGS="$LDFLAGS"
2283     save_CPPFLAGS="$CPPFLAGS"
2284
2285     iconv_current_LIBS=""
2286     iconv_current_LDFLAGS=""
2287     iconv_current_CPPFLAGS=""
2288
2289     ICONV_FOUND="no"
2290     unset libext
2291
2292     #  This is here to handle -withval stuff for --with-libiconv
2293     #  Perhaps we should always add a -L
2294     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2295
2296     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2297     # installation paths. This gets a little tricky since we might have iconv
2298     # in both libiconv and in libc. In this case the jm_ICONV test will always
2299     # succeed when the header is found. To counter this, make sure the
2300     # library directory is there and check the ABI directory first (which
2301     # should be harmless on other systems, but causes tons of linker warnings on
2302     # 64bit Ubuntu systems).
2303     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2304     # installed, I've decided to fix the linker warnings.
2305     # -- Kai
2306     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2307     for l in "lib" "lib32" "lib/hpux32"; do
2308         if test -d "$i/$l" ; then
2309                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2310                 LIBS=
2311                 export LDFLAGS LIBS CPPFLAGS
2312                 # Try to find iconv(3)
2313                 jm_ICONV($i/$l)
2314                 if test x"$ICONV_FOUND" = "xyes" ; then
2315                     libext="$l"
2316                     break
2317                 fi
2318         fi
2319     done
2320
2321     if test x"$ICONV_FOUND" = "xyes" ; then
2322         iconv_current_LDFLAGS="-L$i/$libext"
2323         iconv_current_CPPFLAGS="-I$i/include"
2324
2325         if test x"$jm_cv_lib_iconv" != x; then
2326             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2327         else
2328             # We found iconv in libc.
2329             iconv_current_LIBS=""
2330         fi
2331
2332     fi
2333
2334     if test x"$ICONV_FOUND" = "xyes" ; then
2335
2336         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2337         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2338         LIBS="$save_LIBS $iconv_current_LIBS"
2339         export LDFLAGS LIBS CPPFLAGS
2340
2341         default_dos_charset=no
2342         default_unix_charset=no
2343
2344         # check for default dos charset name
2345         for j in CP850 IBM850 ; do
2346             rjs_CHARSET($j)
2347             default_dos_charset="$ICONV_CHARSET"
2348             if test x"$default_dos_charset" = x"$j"; then
2349                 break
2350             fi
2351         done
2352
2353         # check for default unix charset name
2354         for j in UTF-8 UTF8 ; do
2355             rjs_CHARSET($j)
2356             default_unix_charset="$ICONV_CHARSET"
2357             if test x"$default_unix_charset" = x"$j"; then
2358                 break
2359             fi
2360         done
2361
2362         if test "$default_dos_charset" != "no" -a \
2363                 "$default_dos_charset" != "cross" -a \
2364                 "$default_unix_charset" != "no" -a \
2365                 "$default_unix_charset" != "cross"
2366         then
2367                 samba_cv_HAVE_NATIVE_ICONV=yes
2368         else
2369             if test "$default_dos_charset" = "cross" -o \
2370                      "$default_unix_charset" = "cross"
2371             then
2372                     samba_cv_HAVE_NATIVE_ICONV=cross
2373             else
2374                     samba_cv_HAVE_NATIVE_ICONV=no
2375             fi
2376         fi
2377
2378         # At this point, we have a libiconv candidate. We know that
2379         # we have the right headers and libraries, but we don't know
2380         # whether it does the conversions we want. We can't test this
2381         # because we are cross-compiling. This is not necessarily a big
2382         # deal, since we can't guarantee that the results we get now will
2383         # match the results we get at runtime anyway.
2384         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2385             default_dos_charset="CP850"
2386             default_unix_charset="UTF-8"
2387             samba_cv_HAVE_NATIVE_ICONV=yes
2388             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2389             AC_MSG_WARN([$default_dos_charset and $default_unix_charset to UCS-16LE])
2390         fi
2391
2392         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2393
2394             CPPFLAGS=$save_CPPFLAGS
2395             LDFLAGS=$save_LDFLAGS
2396             LIBS=$save_LIBS
2397
2398             if test x"$iconv_current_LIBS" != x; then
2399                 LIBS="$LIBS $iconv_current_LIBS"
2400             fi
2401
2402             # Add the flags we need to CPPFLAGS and LDFLAGS
2403             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2404             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2405
2406             # Turn the #defines into string literals
2407             default_dos_charset="\"$default_dos_charset\""
2408             default_unix_charset="\"$default_unix_charset\""
2409
2410             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2411             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2412             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2413
2414            break
2415         fi
2416
2417     # We didn't find a working iconv, so keep going
2418     fi
2419
2420     #  We only need to clean these up here for the next pass through the loop
2421     CPPFLAGS=$save_CPPFLAGS
2422     LDFLAGS=$save_LDFLAGS
2423     LIBS=$save_LIBS
2424     export LDFLAGS LIBS CPPFLAGS
2425 done
2426 unset libext
2427
2428
2429 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2430     AC_MSG_WARN([Sufficient support for iconv function was not found.
2431     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2432    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2433    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2434 fi
2435
2436
2437 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2438 AC_TRY_RUN([
2439 #include <sys/types.h>
2440 #include <fcntl.h>
2441 #ifndef F_GETLEASE
2442 #define F_GETLEASE      1025
2443 #endif
2444 main() {
2445        int fd = open("/dev/null", O_RDONLY);
2446        return fcntl(fd, F_GETLEASE, 0) == -1;
2447 }
2448 ],
2449 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2450 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2451     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2452 fi
2453
2454 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2455 AC_TRY_RUN([
2456 #include <sys/types.h>
2457 #include <fcntl.h>
2458 #include <signal.h>
2459 #ifndef F_NOTIFY
2460 #define F_NOTIFY 1026
2461 #endif
2462 main() {
2463         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2464 }
2465 ],
2466 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2467 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2468     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2469 fi
2470
2471 AC_CHECK_HEADER(sys/inotify.h)
2472
2473 if test x"ac_cv_header_sys_inotify_h" = x"yes"; then
2474     AC_DEFINE(HAVE_INOTIFY,1,[For inotify support])
2475 fi
2476
2477 #################################################
2478 # Check if FAM notifications are available. For FAM info, see
2479 #       http://oss.sgi.com/projects/fam/
2480 #       http://savannah.nongnu.org/projects/fam/
2481 AC_ARG_ENABLE(fam,
2482 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2483
2484 if test x$enable_fam != xno; then
2485     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2486     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2487         # On IRIX, libfam requires libC, but other FAM implementations
2488         # might not need it.
2489         AC_CHECK_LIB(fam, FAMOpen2,
2490             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2491             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2492             [samba_cv_HAVE_LIBFAM=no])
2493
2494         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2495             samba_fam_xtra=-lC
2496             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2497                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2498                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2499                 [samba_cv_HAVE_LIBFAM=no])
2500             unset samba_fam_xtra
2501         fi
2502     fi
2503     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2504         default_shared_modules="$default_shared_modules vfs_notify_fam"
2505         AC_TRY_COMPILE([#include <fam.h>],
2506                     [enum FAMCodes code = FAMChanged;],
2507                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2508                         [Whether fam.h contains a typedef for enum FAMCodes]),
2509                     [])
2510     fi
2511
2512     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2513         AC_CHECK_LIB(fam, FAMNoExists,
2514             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2515     fi
2516
2517     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2518         AC_MSG_ERROR(FAM support requested but FAM library not available )
2519     fi
2520 fi
2521
2522 AC_SUBST(SMB_FAM_LIBS)
2523
2524 #################################################
2525 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2526
2527
2528 with_dmapi_support=auto
2529 AC_MSG_CHECKING(whether to use DMAPI support)
2530 AC_ARG_WITH(dmapi,
2531 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2532 [ case "$withval" in
2533   yes|no)
2534     with_dmapi_support=$withval
2535     ;;
2536   esac ]
2537 )
2538 AC_MSG_RESULT([$with_dmapi_support])
2539
2540 if test x"$with_dmapi_support" != xno ; then
2541         SMB_CHECK_DMAPI([], [
2542                 AC_MSG_NOTICE(DMAPI support not present)
2543                 if test x"$with_dmapi_support" = xyes ; then
2544                         AC_MSG_ERROR(no DMAPI support found but requested!)
2545                 fi
2546                 ]
2547         )
2548 fi
2549
2550 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2551 # Theoretically it should work with AIX JFS2 too but this needs testing
2552 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2553     default_shared_modules="$default_shared_modules vfs_tsmsm"
2554 fi
2555
2556 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2557 AC_TRY_RUN([
2558 #include <sys/types.h>
2559 #include <fcntl.h>
2560 #include <signal.h>
2561 #include <sys/file.h>
2562 #ifndef LOCK_MAND
2563 #define LOCK_MAND       32
2564 #define LOCK_READ       64
2565 #endif
2566 main() {
2567         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2568 }
2569 ],
2570 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2571 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2572     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2573 fi
2574
2575
2576 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2577 AC_TRY_COMPILE([#include <sys/types.h>
2578 #include <fcntl.h>],
2579 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2580 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2581 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2582     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2583 fi
2584
2585 #################################################
2586 # Check for POSIX capability support
2587
2588 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2589     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2590     [], [])
2591
2592 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2593
2594     ac_save_LIBS=$LIBS
2595     AC_LIBTESTFUNC(cap, cap_get_proc)
2596
2597     AC_CACHE_CHECK([for POSIX capabilities],
2598             samba_cv_HAVE_POSIX_CAPABILITIES,
2599             [
2600                 AC_TRY_RUN([
2601 #include <sys/types.h>
2602 #include <sys/capability.h>
2603 main() {
2604  cap_t cap;
2605  cap_value_t vals[1];
2606  if (!(cap = cap_get_proc()))
2607    exit(1);
2608  vals[0] = CAP_CHOWN;
2609  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2610  cap_set_proc(cap);
2611  exit(0);
2612 }],
2613                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2614                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2615                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2616             ])
2617
2618 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2619     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2620             [Whether POSIX capabilities are available])
2621 else
2622     LIBS=$ac_save_LIBS
2623 fi
2624
2625 fi
2626
2627 #
2628 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2629 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2630 #
2631
2632 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2633 AC_TRY_COMPILE([#include <sys/types.h>
2634 #if defined(HAVE_RPC_RPC_H)
2635 #include <rpc/rpc.h>
2636 #endif],
2637 [int16 testvar;],
2638 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2639 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2640     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2641 fi
2642
2643 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2644 AC_TRY_COMPILE([#include <sys/types.h>
2645 #if defined(HAVE_RPC_RPC_H)
2646 #include <rpc/rpc.h>
2647 #endif],
2648 [uint16 testvar;],
2649 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2650 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2651     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2652 fi
2653
2654 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2655 AC_TRY_COMPILE([#include <sys/types.h>
2656 #if defined(HAVE_RPC_RPC_H)
2657 #include <rpc/rpc.h>
2658 #endif],
2659 [int32 testvar;],
2660 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2661 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2662     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2663 fi
2664
2665 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2666 AC_TRY_COMPILE([#include <sys/types.h>
2667 #if defined(HAVE_RPC_RPC_H)
2668 #include <rpc/rpc.h>
2669 #endif],
2670 [uint32 testvar;],
2671 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2672 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2673     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2674 fi
2675
2676 dnl
2677 dnl Some systems (SCO) have a problem including
2678 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2679 dnl as a #define in <prot.h> and as part of an enum
2680 dnl in <rpc/rpc.h>.
2681 dnl
2682
2683 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2684 AC_TRY_COMPILE([#include <sys/types.h>
2685 #ifdef HAVE_SYS_SECURITY_H
2686 #include <sys/security.h>
2687 #include <prot.h>
2688 #endif  /* HAVE_SYS_SECURITY_H */
2689 #if defined(HAVE_RPC_RPC_H)
2690 #include <rpc/rpc.h>
2691 #endif],
2692 [int testvar;],
2693 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2694 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2695     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2696 fi
2697
2698 AC_MSG_CHECKING([for test routines])
2699 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2700            AC_MSG_RESULT(yes),
2701            AC_MSG_ERROR([cant find test code. Aborting config]),
2702            AC_MSG_WARN([cannot run when cross-compiling]))
2703
2704 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2705 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
2706            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2707 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2708     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2709 fi
2710
2711 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2712 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
2713            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2714 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2715     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2716 fi
2717
2718 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2719 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2720 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2721 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2722 AC_CHECK_FUNCS(getpagesize)
2723
2724 ################################################
2725 # look for a method of setting the effective uid
2726 seteuid=no;
2727
2728 if test $seteuid = no; then
2729 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2730 AC_TRY_RUN([
2731 #define AUTOCONF_TEST 1
2732 #define USE_SETREUID 1
2733 #include "confdefs.h"
2734 #include "${srcdir-.}/lib/util_sec.c"],
2735            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2736 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2737     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2738 fi
2739 fi
2740
2741 # we check for setresuid second as it conflicts with AIO on Linux. 
2742 # see http://samba.org/~tridge/junkcode/aio_uid.c
2743 if test $seteuid = no; then
2744 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2745 AC_TRY_RUN([
2746 #define AUTOCONF_TEST 1
2747 #define USE_SETRESUID 1
2748 #include "confdefs.h"
2749 #include "${srcdir-.}/lib/util_sec.c"],
2750            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2751 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2752     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2753 fi
2754 fi
2755
2756 if test $seteuid = no; then
2757 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2758 AC_TRY_RUN([
2759 #define AUTOCONF_TEST 1
2760 #define USE_SETEUID 1
2761 #include "confdefs.h"
2762 #include "${srcdir-.}/lib/util_sec.c"],
2763            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2764 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2765     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2766 fi
2767 fi
2768
2769 if test $seteuid = no; then
2770 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2771 AC_TRY_RUN([
2772 #define AUTOCONF_TEST 1
2773 #define USE_SETUIDX 1
2774 #include "confdefs.h"
2775 #include "${srcdir-.}/lib/util_sec.c"],
2776            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2777 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2778     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2779 fi
2780 fi
2781
2782 AC_CACHE_CHECK([for the Darwin initgroups system call],
2783         samba_cv_DARWIN_INITGROUPS,
2784         AC_TRY_LINK([
2785 #include <sys/syscall.h>
2786 #include <unistd.h>
2787         ],
2788         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
2789         samba_cv_DARWIN_INITGROUPS=yes,
2790         samba_cv_DARWIN_INITGROUPS=no)
2791 )
2792
2793 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
2794     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
2795         [Whether to use the Darwin-specific initgroups system call])
2796 fi
2797
2798 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2799 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
2800            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2801 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2802     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2803 fi
2804
2805 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
2806 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
2807 AC_TRY_COMPILE([
2808   #define _XOPEN_SOURCE 600
2809   #include <stdlib.h>
2810   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
2811     probably broken posix_fallocate
2812   #endif
2813 ], [
2814 ], 
2815 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
2816 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
2817         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE,, Whether we have a broken posix_fallocate)
2818 fi
2819
2820
2821 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2822 AC_TRY_COMPILE([#include <sys/types.h>
2823 #include <sys/stat.h>
2824 #include <unistd.h>],
2825 [struct stat st;  st.st_blocks = 0;],
2826 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2827 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2828     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2829 fi
2830
2831 AC_CACHE_CHECK([for 32 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_4,[
2832 AC_TRY_RUN([
2833 #if defined(HAVE_UNISTD_H)
2834 #include <unistd.h>
2835 #endif
2836 #include <stdio.h>
2837 #include <sys/types.h>
2838 #include <sys/stat.h>
2839 main() { exit((sizeof(blkcnt_t) == 4) ? 0 : 1); }],
2840 samba_cv_SIZEOF_BLKCNT_T_4=yes,samba_cv_SIZEOF_BLKCNT_T_4=no,samba_cv_SIZEOF_BLKCNT_T_4=cross)])
2841 if test x"$samba_cv_SIZEOF_BLKCNT_T_4" = x"yes"; then
2842     AC_DEFINE(SIZEOF_BLKCNT_T_4,1,[The size of the 'blkcnt_t' type])
2843 fi
2844
2845 AC_CACHE_CHECK([for 64 bit blkcnt_t],samba_cv_SIZEOF_BLKCNT_T_8,[
2846 AC_TRY_RUN([
2847 #if defined(HAVE_UNISTD_H)
2848 #include <unistd.h>
2849 #endif
2850 #include <stdio.h>
2851 #include <sys/types.h>
2852 #include <sys/stat.h>
2853 main() { exit((sizeof(blkcnt_t) == 8) ? 0 : 1); }],
2854 samba_cv_SIZEOF_BLKCNT_T_8=yes,samba_cv_SIZEOF_BLKCNT_T_8=no,samba_cv_SIZEOF_BLKCNT_T_8=cross)])
2855 if test x"$samba_cv_SIZEOF_BLKCNT_T_8" = x"yes"; then
2856     AC_DEFINE(SIZEOF_BLKCNT_T_8,1,[The size of the 'blkcnt_t' type])
2857 fi
2858
2859 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2860 AC_TRY_COMPILE([#include <sys/types.h>
2861 #include <sys/stat.h>
2862 #include <unistd.h>],
2863 [struct stat st;  st.st_blksize = 0;],
2864 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2865 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2866     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2867 fi
2868
2869 AC_CACHE_CHECK([for st_flags in struct stat],
2870         samba_cv_HAVE_STAT_ST_FLAGS,
2871         [
2872             AC_TRY_COMPILE([#include <sys/types.h>
2873 #include <sys/stat.h>
2874 #include <unistd.h>],
2875             [struct stat st;  st.st_flags = 0;],
2876             samba_cv_HAVE_STAT_ST_FLAGS=yes,
2877             samba_cv_HAVE_STAT_ST_FLAGS=no,
2878             samba_cv_HAVE_STAT_ST_FLAGS=cross)
2879         ])
2880
2881 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
2882     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
2883                 [Whether the stat struct has a st_flags member])
2884 fi
2885
2886 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2887 AC_TRY_COMPILE([
2888 #include <sys/types.h>
2889 #include <sys/acl.h>
2890 #if defined(HAVE_RPCSVC_NIS_H)
2891 #include <rpcsvc/nis.h>
2892 #endif],
2893 [int i;],
2894 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2895 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2896         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2897 fi
2898
2899 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2900 AC_TRY_RUN([
2901 #include <stdio.h>
2902 #include <limits.h>
2903 #include <signal.h>
2904
2905 void exit_on_core(int ignored) {
2906         exit(1);
2907 }
2908
2909 main() {
2910         char *newpath;
2911         signal(SIGSEGV, exit_on_core);
2912         newpath = realpath("/tmp", NULL);
2913         exit((newpath != NULL) ? 0 : 1);
2914 }
2915 ],
2916 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2917 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2918     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2919 fi
2920
2921 #################################################
2922 # check for AFS clear-text auth support
2923 samba_cv_WITH_AFS=no
2924 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2925 AC_ARG_WITH(afs,
2926 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
2927 [ case "$withval" in
2928   yes|auto)
2929     AC_MSG_RESULT($withval)
2930     samba_cv_WITH_AFS=$withval
2931     ;;
2932   *)
2933     AC_MSG_RESULT(no)
2934     ;;
2935   esac ],
2936   AC_MSG_RESULT(no)
2937 )
2938
2939 ####################################################
2940 # check for Linux-specific AFS fake-kaserver support
2941 samba_cv_WITH_FAKE_KASERVER=no
2942 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
2943 AC_ARG_WITH(fake-kaserver,
2944 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
2945 [ case "$withval" in
2946   yes|auto)
2947     AC_MSG_RESULT($withval)
2948     samba_cv_WITH_FAKE_KASERVER=$withval
2949     ;;
2950   *)
2951     AC_MSG_RESULT(no)
2952     ;;
2953   esac ],
2954   AC_MSG_RESULT(no)
2955 )
2956
2957 #################################################
2958 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
2959 if test x"$samba_cv_WITH_AFS" != x"no" ||
2960    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
2961
2962     # see if this box has the OpenSSL DES libraries
2963     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
2964
2965     # see if this box has the afs-headers in /usr/include/afs
2966     AC_MSG_CHECKING(for /usr/include/afs)
2967     if test -d /usr/include/afs; then
2968           AC_MSG_RESULT(yes)
2969     else
2970       AC_MSG_RESULT(no)
2971     fi
2972
2973     # check for afs.h
2974     have_afs_headers=no
2975     AC_CHECK_HEADERS(afs.h afs/afs.h)
2976     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
2977         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
2978            test x"$samba_cv_WITH_AFS" = x"auto"; then
2979                 AC_MSG_WARN([AFS cannot be supported without afs.h])
2980         else
2981                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
2982         fi
2983     else
2984         have_afs_headers=yes
2985     fi
2986 fi
2987
2988 FAKE_KASERVER_OBJ=""
2989 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
2990     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
2991     FAKE_KASERVER_OBJ="utils/net_afs.o"
2992 fi
2993 AC_SUBST(FAKE_KASERVER_OBJ)
2994
2995 #################################################
2996 # check whether to compile AFS/NT ACL mapping module
2997 samba_cv_WITH_VFS_AFSACL=no
2998 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
2999 AC_ARG_WITH(vfs-afsacl,
3000 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3001 [ case "$withval" in
3002   yes|auto)
3003     AC_MSG_RESULT($withval)
3004     samba_cv_WITH_VFS_AFSACL=yes
3005     ;;
3006   *)
3007     AC_MSG_RESULT(no)
3008     ;;
3009   esac ],
3010   AC_MSG_RESULT(no)
3011 )
3012
3013 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3014    default_shared_modules="$default_shared_modules vfs_afsacl"
3015 fi
3016         
3017 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3018     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3019 fi
3020
3021 #################################################
3022 # check for the DFS clear-text auth system
3023 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3024 AC_ARG_WITH(dfs,
3025 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3026 [ case "$withval" in
3027   yes)
3028     AC_MSG_RESULT(yes)
3029     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3030     ;;
3031   *)
3032     AC_MSG_RESULT(no)
3033     ;;
3034   esac ],
3035   AC_MSG_RESULT(no)
3036 )
3037
3038 ########################################################
3039 # Compile with LDAP support?
3040
3041 with_ldap_support=auto
3042 AC_MSG_CHECKING([for LDAP support])
3043
3044 AC_ARG_WITH(ldap,
3045 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3046 [ case "$withval" in
3047     yes|no)
3048         with_ldap_support=$withval
3049         ;;
3050   esac ])
3051
3052 AC_MSG_RESULT($with_ldap_support)
3053
3054 SMBLDAP=""
3055 AC_SUBST(SMBLDAP)
3056
3057 if test x"$with_ldap_support" != x"no"; then
3058
3059   ##################################################################
3060   # first test for ldap.h and lber.h
3061   # (ldap.h is required for this test)
3062   AC_CHECK_HEADERS(ldap.h lber.h)
3063
3064   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3065         if test x"$with_ldap_support" = x"yes"; then
3066          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3067         else
3068          AC_MSG_WARN(ldap.h is needed for LDAP support)
3069         fi
3070         
3071         with_ldap_support=no
3072   fi
3073
3074   ##################################################################
3075   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3076   # unsigned int in include/includes.h
3077   case $host_os in
3078         *hpux*)
3079          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3080          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3081         with_ldap_support=yes
3082         ;;
3083         *)
3084         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3085         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3086                 if test x"$with_ldap_support" = x"yes"; then
3087                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3088                 else
3089                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3090                 fi
3091                 with_ldap_support=no
3092         fi
3093         ;;
3094   esac
3095 fi
3096
3097 if test x"$with_ldap_support" != x"no"; then
3098   ac_save_LIBS=$LIBS
3099
3100   ##################################################################
3101   # we might need the lber lib on some systems. To avoid link errors
3102   # this test must be before the libldap test
3103   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3104
3105   ########################################################
3106   # If ber_sockbuf_add_io() is available we can add
3107   # SASL wrapping hooks
3108   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3109
3110   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3111                  AC_TRY_COMPILE([#include <ldap.h>],
3112                                 [int val = LDAP_OPT_SOCKBUF;],
3113                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3114                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3115
3116   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3117           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3118         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3119   fi
3120
3121   #######################################################
3122   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3123   # ldap logging and print it out in the samba logs
3124   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3125                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3126                  [AC_TRY_COMPILE([#include <lber.h>],
3127                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3128                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3129                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3130
3131   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3132         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3133                   [Support for LDAP/LBER logging interception])
3134   fi
3135
3136   ########################################################
3137   # now see if we can find the ldap libs in standard paths
3138   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3139
3140   ########################################################
3141   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3142   # Check found in pam_ldap 145.
3143   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3144
3145   LIBS="$LIBS $LDAP_LIBS"
3146   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3147     AC_TRY_COMPILE([
3148         #include <lber.h>
3149         #include <ldap.h>],
3150         [ldap_set_rebind_proc(0, 0, 0);],
3151         [smb_ldap_cv_ldap_set_rebind_proc=3],
3152         [smb_ldap_cv_ldap_set_rebind_proc=2]
3153     )
3154   ])
3155
3156   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3157
3158   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3159
3160   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3161     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3162     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3163     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3164     default_shared_modules="$default_shared_modules";
3165     SMBLDAP="lib/smbldap.o"
3166     with_ldap_support=yes
3167     AC_MSG_CHECKING(whether LDAP support is used)
3168     AC_MSG_RESULT(yes)
3169   else
3170     if test x"$with_ldap_support" = x"yes"; then
3171         AC_MSG_ERROR(libldap is needed for LDAP support)
3172     else
3173         AC_MSG_WARN(libldap is needed for LDAP support)
3174     fi
3175
3176     LDAP_LIBS=""
3177     with_ldap_support=no
3178   fi
3179   LIBS=$ac_save_LIBS
3180 fi
3181
3182
3183 #################################################
3184 # active directory support
3185
3186 with_ads_support=auto
3187 AC_MSG_CHECKING([for Active Directory and krb5 support])
3188
3189 AC_ARG_WITH(ads,
3190 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3191 [ case "$withval" in
3192     yes|no)
3193         with_ads_support="$withval"
3194         ;;
3195   esac ])
3196
3197 AC_MSG_RESULT($with_ads_support)
3198
3199 FOUND_KRB5=no
3200 KRB5_LIBS=""
3201
3202 if test x"$with_ldap_support" != x"yes"; then
3203
3204     if test x"$with_ads_support" = x"yes"; then
3205         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3206     elif test x"$with_ads_support" = x"auto"; then
3207         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3208         with_ads_support=no
3209     fi
3210
3211 else
3212
3213     # Check to see whether there is enough LDAP functionality to be able
3214     # to build AD support.
3215
3216 # HPUX and Solaris only has ldap_init; ok, we take care of this in smbldap.c
3217 case "$host_os" in
3218         *hpux* | *solaris*)
3219     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3220
3221     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3222         if test x"$with_ads_support" = x"yes"; then
3223             AC_MSG_ERROR(Active Directory support on HPUX or Solaris requires ldap_init)
3224         elif test x"$with_ads_support" = x"auto"; then
3225             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX or Solaris))
3226             with_ads_support=no
3227         fi
3228     fi
3229     ;;
3230         *)
3231     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3232
3233     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3234         if test x"$with_ads_support" = x"yes"; then
3235             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3236         elif test x"$with_ads_support" = x"auto"; then
3237             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3238             with_ads_support=no
3239         fi
3240     fi
3241     ;;
3242 esac
3243
3244
3245     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3246
3247     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3248         if test x"$with_ads_support" = x"yes"; then
3249             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3250         elif test x"$with_ads_support" = x"auto"; then
3251             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3252             with_ads_support=no
3253         fi
3254     fi
3255
3256 fi
3257
3258 if test x"$with_ads_support" != x"no"; then
3259
3260   # Do no harm to the values of CFLAGS and LIBS while testing for
3261   # Kerberos support.
3262
3263   if test x$FOUND_KRB5 = x"no"; then
3264     #################################################
3265     # check for location of Kerberos 5 install
3266     AC_MSG_CHECKING(for kerberos 5 install path)
3267     AC_ARG_WITH(krb5,
3268     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3269     [ case "$withval" in
3270       no)
3271         AC_MSG_RESULT(no krb5-path given)
3272         ;;
3273       yes)
3274         AC_MSG_RESULT(/usr)
3275         ;;
3276       *)
3277         AC_MSG_RESULT($withval)
3278         KRB5_CFLAGS="-I$withval/include"
3279         KRB5_CPPFLAGS="-I$withval/include"
3280         KRB5_LDFLAGS="-L$withval/lib"
3281         FOUND_KRB5=yes
3282         if test -x "$withval/bin/krb5-config"; then
3283                 KRB5CONFIG=$withval/bin/krb5-config
3284         fi
3285         ;;
3286       esac ],
3287       AC_MSG_RESULT(no krb5-path given)
3288     )
3289   fi
3290
3291   #################################################
3292   # check for krb5-config from recent MIT and Heimdal kerberos 5
3293   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3294   AC_MSG_CHECKING(for working krb5-config)
3295   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3296     ac_save_CFLAGS=$CFLAGS
3297     CFLAGS="";export CFLAGS
3298     ac_save_LDFLAGS=$LDFLAGS
3299     LDFLAGS="";export LDFLAGS
3300     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3301     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3302     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3303     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3304     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3305     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3306     FOUND_KRB5=yes
3307     AC_MSG_RESULT(yes)
3308   else
3309     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3310   fi
3311
3312   if test x$FOUND_KRB5 = x"no"; then
3313     #################################################
3314     # see if this box has the SuSE location for the heimdal krb implementation
3315     AC_MSG_CHECKING(for /usr/include/heimdal)
3316     if test -d /usr/include/heimdal; then
3317       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3318           KRB5_CFLAGS="-I/usr/include/heimdal"
3319           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3320           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3321           FOUND_KRB5=yes
3322           AC_MSG_RESULT(yes)
3323       else
3324           KRB5_CFLAGS="-I/usr/include/heimdal"
3325           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3326           FOUND_KRB5=yes
3327           AC_MSG_RESULT(yes)
3328       fi
3329     else
3330       AC_MSG_RESULT(no)
3331     fi
3332   fi
3333
3334   if test x$FOUND_KRB5 = x"no"; then
3335     #################################################
3336     # see if this box has the RedHat location for kerberos
3337     AC_MSG_CHECKING(for /usr/kerberos)
3338     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3339       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3340       KRB5_CFLAGS="-I/usr/kerberos/include"
3341       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3342       FOUND_KRB5=yes
3343       AC_MSG_RESULT(yes)
3344     else
3345       AC_MSG_RESULT(no)
3346     fi
3347   fi
3348
3349   if test x$FOUND_KRB5 = x"no"; then
3350     #################################################
3351     # see if this box has the OpenBSD location for heimdal krb5
3352     AC_MSG_CHECKING(for /usr/include/kerberosV)
3353     if test -d /usr/include/kerberosV; then
3354       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3355       KRB5_LIBS="-lcrypto"
3356       FOUND_KRB5=yes
3357       AC_MSG_RESULT(yes)
3358     else
3359       AC_MSG_RESULT(no)
3360     fi
3361   fi
3362
3363   if test x$FOUND_KRB5 = x"no"; then
3364     #################################################
3365     # see if this box has Solaris MIT kerberos implementation
3366     AC_MSG_CHECKING(for Solaris MIT kerberos)
3367     if test -x "$KRB5CONFIG" && $KRB5CONFIG --version | grep -s Solaris | grep -s MIT > /dev/null ; then
3368        FOUND_KRB5=yes
3369        KRB5_LIBS="-lgss -lkrb5"
3370        KRB5_CFLAGS="`$KRB5CONFIG --cflags`"
3371        KRB5_CPPFLAGS="`$KRB5CONFIG --cflags`"
3372        AC_MSG_RESULT(yes)
3373     else
3374       AC_MSG_RESULT(no)
3375     fi
3376   fi
3377
3378   ac_save_CFLAGS=$CFLAGS
3379   ac_save_CPPFLAGS=$CPPFLAGS
3380   ac_save_LDFLAGS=$LDFLAGS
3381
3382   # remove needless evil rpath stuff as early as possible:
3383   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3384   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3385   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3386   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3387   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3388
3389   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3390
3391   # now check for krb5.h. Some systems have the libraries without the headers!
3392   # note that this check is done here to allow for different kerberos
3393   # include paths
3394   AC_CHECK_HEADERS(krb5.h)
3395
3396   if test x"$ac_cv_header_krb5_h" = x"no"; then
3397
3398     # Give a warning if AD support was not explicitly requested,
3399     # i.e with_ads_support = auto, otherwise die with an error.
3400
3401     if test x"$with_ads_support" = x"yes"; then
3402       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3403     else
3404       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3405     fi
3406
3407     # Turn off AD support and restore CFLAGS and LIBS variables
3408
3409     with_ads_support="no"
3410
3411     CFLAGS=$ac_save_CFLAGS
3412     CPPFLAGS=$ac_save_CPPFLAGS
3413     LDFLAGS=$ac_save_LDFLAGS
3414   fi
3415
3416   # check for new heimdal KRB5_DEPRECATED handling
3417
3418   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3419                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3420     AC_TRY_COMPILE(
3421       [#define KRB5_DEPRECATED 1
3422       #include <krb5.h>],
3423       [],
3424       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3425       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3426
3427   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3428     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3429                [Whether to use deprecated krb5 interfaces])
3430   fi
3431 fi
3432
3433 # Now we have determined whether we really want ADS support
3434 use_ads=no
3435 if test x"$with_ads_support" != x"no"; then
3436   use_ads=yes
3437   have_gssapi=no
3438   ac_save_LIBS=$LIBS
3439
3440   # now check for gssapi headers.  This is also done here to allow for
3441   # different kerberos include paths
3442   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h gssapi/gssapi_krb5.h com_err.h)
3443
3444   ##################################################################
3445   # we might need the k5crypto and com_err libraries on some systems
3446   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3447   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3448
3449   # Heimdal checks.
3450   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3451   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3452   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3453
3454   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3455   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3456
3457   ########################################################
3458   # now see if we can find the krb5 libs in standard paths
3459   # or as specified above
3460   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3461   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3462
3463   ########################################################
3464   # now see if we can find the gssapi libs in standard paths
3465   if test x"$have_gssapi" != x"yes"; then
3466      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3467      AC_CHECK_LIB_EXT(gss, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3468   fi
3469   ################################################################
3470   # test for AD / GSSAPI support being enabled
3471   if test x"$have_gssapi" != xyes ; then
3472         AC_MSG_WARN([Samba cannot be supported without GSSAPI])
3473         use_ads=no
3474   else
3475         AC_DEFINE(HAVE_GSSAPI, , [Whether the platform has GSSAPI support])
3476   fi
3477
3478   # This is for FreeBSD (and possibly others). gss_mech_krb5 is a
3479   # #define to GSS_KRB5_MECHANISM, which is defined in -lgssapi_krb5
3480   # Also, gsskrb5_extract_authz_data_from_sec_context is in -lgssapi_krb5
3481   AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS, GSS_KRB5_MECHANISM,
3482                    [KRB5_LIBS="$KRB5_LIBS -lgssapi_krb5"])
3483
3484   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3485   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3486   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3487   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3488   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3489   AC_CHECK_FUNC_EXT(krb5_c_string_to_key, $KRB5_LIBS)
3490   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3491   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3492   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3493   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3494   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3495   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3496   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3497   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3498   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3499   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3500   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3501   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3502   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3503   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3504   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3505   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3506   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3507   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3508   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3509   AC_CHECK_FUNC_EXT(krb5_make_principal, $KRB5_LIBS)
3510   AC_CHECK_FUNC_EXT(krb5_principal_get_num_comp, $KRB5_LIBS)
3511   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3512   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3513   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3514   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3515   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3516   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3517   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3518   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3519   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3520   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3521   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3522   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3523   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3524   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3525   AC_CHECK_FUNC_EXT(krb5_get_host_realm, $KRB5_LIBS)
3526   AC_CHECK_FUNC_EXT(krb5_free_host_realm, $KRB5_LIBS)
3527   AC_CHECK_FUNC_EXT(krb5_get_init_creds_keytab, $KRB5_LIBS)
3528   AC_CHECK_FUNC_EXT(krb5_build_principal_alloc_va, $KRB5_LIBS)
3529   AC_CHECK_FUNC_EXT(krb5_cc_get_lifetime, $KRB5_LIBS)
3530   AC_CHECK_FUNC_EXT(krb5_cc_retrieve_cred, $KRB5_LIBS)
3531   AC_CHECK_FUNC_EXT(krb5_free_checksum_contents, $KRB5_LIBS)
3532   AC_CHECK_FUNC_EXT(krb5_create_checksum, $KRB5_LIBS)
3533   AC_CHECK_FUNC_EXT(krb5_c_make_checksum, $KRB5_LIBS)
3534   AC_CHECK_FUNC_EXT(gss_krb5_import_cred, $KRB5_LIBS)
3535   AC_CHECK_FUNC_EXT(gss_get_name_attribute, $KRB5_LIBS)
3536   AC_CHECK_FUNC_EXT(gsskrb5_extract_authz_data_from_sec_context, $KRB5_LIBS)
3537   AC_CHECK_FUNC_EXT(gss_mech_krb5, $KRB5_LIBS)
3538   AC_CHECK_FUNC_EXT(gss_oid_equal, $KRB5_LIBS)
3539   AC_CHECK_FUNC_EXT(gss_inquire_sec_context_by_oid, $KRB5_LIBS)
3540   AC_CHECK_FUNC_EXT(gss_wrap_iov, $KRB5_LIBS)
3541
3542   # MIT krb5 1.8 does not expose this call (yet)
3543   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3544
3545   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3546   # but does have the symbol
3547   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3548
3549   LIBS="$KRB5_LIBS $LIBS"
3550
3551   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3552           smb_krb5_cv_creds_opt_free_context,
3553           [
3554                 AC_TRY_COMPILE([
3555                     #include <krb5.h>],
3556                     [
3557                         krb5_context ctx;
3558                         krb5_get_init_creds_opt *opt = NULL;
3559                         krb5_get_init_creds_opt_free(ctx, opt);
3560                     ],
3561                     [smb_krb5_cv_creds_opt_free_context=yes],
3562                     [smb_krb5_cv_creds_opt_free_context=no]
3563                 )
3564           ])
3565
3566   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3567         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3568             [Whether krb5_get_init_creds_opt_free takes a context argument])
3569   fi
3570
3571   AC_CACHE_CHECK([for checksum in krb5_checksum],
3572                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3573     AC_TRY_COMPILE([#include <krb5.h>],
3574       [krb5_checksum cksum; cksum.checksum.length = 0;],
3575       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3576       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3577
3578   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3579     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3580                [Whether the krb5_checksum struct has a checksum property])
3581   fi
3582
3583   AC_CACHE_CHECK([for etype in EncryptedData],
3584                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3585     AC_TRY_COMPILE([#include <krb5.h>],
3586       [EncryptedData edata; edata.etype = 0;],
3587       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3588       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3589
3590   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3591     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3592                [Whether the EncryptedData struct has a etype property])
3593   fi
3594
3595   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3596                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3597     AC_TRY_COMPILE([#include <krb5.h>],
3598       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3599       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3600       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3601
3602   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3603     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3604                [Whether the krb5_ap_req struct has a ticket pointer])
3605   fi
3606
3607   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3608                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3609     AC_TRY_COMPILE([#include <krb5.h>],
3610       [krb5_error err; err.e_data = NULL;],
3611       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3612       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3613
3614   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3615     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3616                [Whether the krb5_error struct has a e_data pointer])
3617   fi
3618
3619   AC_CACHE_CHECK([for krb5_crypto type],
3620                 samba_cv_HAVE_KRB5_CRYPTO,[
3621     AC_TRY_COMPILE([#include <krb5.h>],
3622       [krb5_crypto crypto;],
3623       samba_cv_HAVE_KRB5_CRYPTO=yes,
3624       samba_cv_HAVE_KRB5_CRYPTO=no)])
3625
3626   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3627     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3628                [Whether the type krb5_crypto exists])
3629   fi
3630
3631   AC_CACHE_CHECK([for addrtype in krb5_address],
3632                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3633     AC_TRY_COMPILE([#include <krb5.h>],
3634       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3635       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3636       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3637
3638   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3639     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3640                [Whether the krb5_address struct has a addrtype property])
3641   fi
3642
3643   AC_CACHE_CHECK([for addr_type in krb5_address],
3644                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3645     AC_TRY_COMPILE([#include <krb5.h>],
3646       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3647       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3648       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3649
3650   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3651     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3652               [Whether the krb5_address struct has a addr_type property])
3653   fi
3654
3655   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3656                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3657     AC_TRY_COMPILE([#include <krb5.h>],
3658       [krb5_keyblock key; key.keyvalue.data = NULL;],
3659       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3660       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3661
3662   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3663     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3664               [Whether the krb5_keyblock struct has a keyvalue property])
3665   fi
3666
3667   found_arcfour_hmac=no
3668   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3669                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3670     AC_TRY_COMPILE([#include <krb5.h>],
3671       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3672       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3673       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3674   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3675                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3676     AC_TRY_COMPILE([#include <krb5.h>],
3677       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3678       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3679       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3680 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3681 # w.r.t. arcfour and windows, so we must not enable it here
3682   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3683           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3684     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3685               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type definition is available])
3686     found_arcfour_hmac=yes
3687   fi
3688   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC],
3689                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC,[
3690     AC_TRY_COMPILE([#include <krb5.h>],
3691       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC;],
3692       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=yes,
3693       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC=no)])
3694   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC" = x"yes"; then
3695     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC,1,
3696               [Whether the ENCTYPE_ARCFOUR_HMAC key type definition is available])
3697     found_arcfour_hmac=yes
3698   fi
3699
3700   AC_CACHE_CHECK([for ENCTYPE_AES128_CTS_HMAC_SHA1_96],
3701                  samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,[
3702     AC_TRY_COMPILE([#include <krb5.h>],
3703       [krb5_enctype enctype; enctype = ENCTYPE_AES128_CTS_HMAC_SHA1_96;],
3704       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=yes,
3705       samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96=no)])
3706   if test x"$samba_cv_HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96" = x"yes"; then
3707     AC_DEFINE(HAVE_ENCTYPE_AES128_CTS_HMAC_SHA1_96,1,
3708               [Whether the ENCTYPE_AES128_CTS_HMAC_SHA1_96 key type definition is available])
3709   fi
3710   AC_CACHE_CHECK([for ENCTYPE_AES256_CTS_HMAC_SHA1_96],
3711                  samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,[
3712     AC_TRY_COMPILE([#include <krb5.h>],
3713       [krb5_enctype enctype; enctype = ENCTYPE_AES256_CTS_HMAC_SHA1_96;],
3714       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=yes,
3715       samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96=no)])
3716   if test x"$samba_cv_HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96" = x"yes"; then
3717     AC_DEFINE(HAVE_ENCTYPE_AES256_CTS_HMAC_SHA1_96,1,
3718               [Whether the ENCTYPE_AES256_CTS_HMAC_SHA1_96 key type definition is available])
3719   fi
3720
3721   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3722                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3723     AC_TRY_COMPILE([#include <krb5.h>],
3724       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3725       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3726       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3727
3728   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3729     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3730               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3731   fi
3732
3733   AC_CACHE_CHECK([for KV5M_KEYTAB],
3734                  samba_cv_HAVE_KV5M_KEYTAB,[
3735     AC_TRY_COMPILE([#include <krb5.h>],
3736       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3737       samba_cv_HAVE_KV5M_KEYTAB=yes,
3738       samba_cv_HAVE_KV5M_KEYTAB=no)])
3739
3740   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3741       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3742              [Whether the KV5M_KEYTAB option is available])
3743   fi
3744
3745   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3746                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3747     AC_TRY_COMPILE([#include <krb5.h>],
3748       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3749       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3750       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3751
3752   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3753     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3754               [Whether KRB5_KU_OTHER_CKSUM is available])
3755   fi
3756
3757   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3758                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3759     AC_TRY_COMPILE([#include <krb5.h>],
3760       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3761       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3762       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3763
3764   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3765     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3766               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3767   fi
3768
3769   AC_CACHE_CHECK([for the krb5_princ_component macro],
3770                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3771     AC_TRY_LINK([#include <krb5.h>],
3772       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3773       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3774       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3775
3776   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3777     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3778                [Whether krb5_princ_component is available])
3779   fi
3780
3781   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3782                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3783     AC_TRY_COMPILE([#include <krb5.h>],
3784       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3785       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3786       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3787
3788   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3789     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3790               [Whether krb5_keytab_entry has key member])
3791   fi
3792
3793   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3794                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3795     AC_TRY_COMPILE([#include <krb5.h>],
3796       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3797       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3798       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3799
3800   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3801     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3802               [Whether krb5_keytab_entry has keyblock member])
3803   fi
3804
3805   AC_CACHE_CHECK([for magic in krb5_address],
3806                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3807     AC_TRY_COMPILE([#include <krb5.h>],
3808       [krb5_address addr; addr.magic = 0;],
3809       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3810       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3811
3812   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3813     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3814               [Whether the krb5_address struct has a magic property])
3815   fi
3816
3817   AC_CACHE_CHECK([for WRFILE: keytab support],
3818                 samba_cv_HAVE_WRFILE_KEYTAB,[
3819     AC_TRY_RUN([
3820 #include<krb5.h>
3821   main()
3822   {
3823     krb5_context context;
3824     krb5_keytab keytab;
3825
3826     krb5_init_context(&context);
3827     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3828   }],
3829   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3830   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3831
3832   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3833       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3834                [Whether the WRFILE:-keytab is supported])
3835   fi
3836
3837   AC_CACHE_CHECK([for krb5_realm type],
3838                 samba_cv_HAVE_KRB5_REALM_TYPE,[
3839     AC_TRY_COMPILE([#include <krb5.h>],
3840       [krb5_realm realm;],
3841       samba_cv_HAVE_KRB5_REALM_TYPE=yes,
3842       samba_cv_HAVE_KRB5_REALM_TYPE=no)])
3843
3844   if test x"$samba_cv_HAVE_KRB5_REALM_TYPE" = x"yes"; then
3845     AC_DEFINE(HAVE_KRB5_REALM_TYPE,1,
3846                [Whether the type krb5_realm exists])
3847   fi
3848
3849   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3850                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3851     AC_TRY_COMPILE([#include <krb5.h>],
3852     [
3853     krb5_context context;
3854     krb5_principal principal;
3855     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3856     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3857     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3858
3859   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3860     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3861               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3862   fi
3863
3864   AC_CACHE_CHECK([for krb5_addresses type],
3865                 samba_cv_HAVE_KRB5_ADDRESSES,[
3866     AC_TRY_COMPILE([#include <krb5.h>],
3867       [krb5_addresses addr;],
3868       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3869       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3870
3871   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3872     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3873                [Whether the type krb5_addresses type exists])
3874   fi
3875
3876   if test x"$ac_cv_func_ext_krb5_enctype_to_string" = x"yes"; then
3877     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_context context, krb5_enctype enctype, char **str)],
3878         smb_krb5_cv_enctype_to_string_takes_krb5_context_arg,[
3879         AC_TRY_RUN_STRICT([
3880                 #include <stdlib.h>
3881                 #include <krb5.h>
3882                 int main(void) {
3883                         krb5_context context = NULL;
3884                         char *str = NULL;
3885                         krb5_enctype_to_string(context, 1, &str);
3886                         if (str) free (str); 
3887                         return 0;
3888                 }
3889                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3890                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=yes,
3891                 smb_krb5_cv_enctype_to_string_takes_krb5_context_arg=no)])
3892
3893     if test x"$smb_krb5_cv_enctype_to_string_takes_krb5_context_arg" = x"yes"; then
3894       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_KRB5_CONTEXT_ARG,1,
3895                 [whether krb5_enctype_to_string takes krb5_context argument])
3896     fi
3897
3898     AC_CACHE_CHECK([for krb5_error_code krb5_enctype_to_string(krb5_enctype enctype, char *str, size_t len)],
3899         smb_krb5_cv_enctype_to_string_takes_size_t_arg,[
3900         AC_TRY_RUN_STRICT([
3901                 #include <krb5.h>
3902                 int main(void) {
3903                         char buf[256];
3904                         krb5_enctype_to_string(1, buf, 256);
3905                         return 0;
3906                 }
3907                 ],[$CFLAGS $Werror_FLAGS],[$CPPFLAGS],[$LDFLAGS],
3908                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=yes,
3909                 smb_krb5_cv_enctype_to_string_takes_size_t_arg=no)])
3910
3911     if test x"$smb_krb5_cv_enctype_to_string_takes_size_t_arg" = x"yes"; then
3912       AC_DEFINE(HAVE_KRB5_ENCTYPE_TO_STRING_WITH_SIZE_T_ARG,1,
3913                 [whether krb5_enctype_to_string takes size_t argument])
3914     fi
3915   fi
3916
3917   AC_CACHE_CHECK([for krb5_principal_get_realm],
3918                 samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM,[
3919     AC_TRY_LINK([#include <krb5.h>],
3920       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_principal_get_realm(ctx, princ);],
3921       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=yes,
3922       samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM=no)])
3923
3924   if test x"$samba_cv_HAVE_KRB5_PRINCIPAL_GET_REALM" = x"yes"; then
3925     AC_DEFINE(HAVE_KRB5_PRINCIPAL_GET_REALM,1,
3926                [Whether the function krb5_principal_get_realm is defined])
3927   fi
3928
3929   AC_CACHE_CHECK([for krb5_princ_realm],
3930                 samba_cv_HAVE_KRB5_PRINC_REALM,[
3931     AC_TRY_LINK([#include <krb5.h>],
3932       [krb5_context ctx = NULL; krb5_principal princ = NULL; const char *str = krb5_princ_realm(ctx, princ)->data;],
3933       samba_cv_HAVE_KRB5_PRINC_REALM=yes,
3934       samba_cv_HAVE_KRB5_PRINC_REALM=no)])
3935
3936   if test x"$samba_cv_HAVE_KRB5_PRINC_REALM" = x"yes"; then
3937     AC_DEFINE(HAVE_KRB5_PRINC_REALM,1,
3938                [Whether the macro krb5_princ_realm is defined])
3939   fi
3940
3941   AC_HAVE_DECL(KRB5_PDU_NONE,[#include <krb5.h>])
3942
3943   AC_CACHE_CHECK([for flags in krb5_creds],
3944                 samba_cv_HAVE_FLAGS_IN_KRB5_CREDS,[
3945     AC_TRY_COMPILE([#include <krb5.h>],
3946       [krb5_creds creds; creds.flags.b.initial = 0;],
3947       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=yes,
3948       samba_cv_HAVE_FLAGS_IN_KRB5_CREDS=no)])
3949
3950   if test x"$samba_cv_HAVE_FLAGS_IN_KRB5_CREDS" = x"yes"; then
3951     AC_DEFINE(HAVE_FLAGS_IN_KRB5_CREDS,1,
3952                [Whether the krb5_creds struct has a flags property])
3953   fi
3954   #
3955   #
3956   # Now the decisions whether we can support krb5
3957   #
3958   # NOTE: all tests should be done before this block!
3959   #
3960   #
3961   if test x"$found_arcfour_hmac" != x"yes"; then
3962     AC_MSG_WARN(arcfour-hmac-md5 encryption type not found in -lkrb5)
3963     use_ads=no
3964   fi
3965
3966   if test x"$ac_cv_func_ext_krb5_set_real_time" != x"yes"; then
3967     AC_MSG_WARN(krb5_set_real_time encryption type not found in -lkrb5)
3968     use_ads=no
3969   fi
3970
3971   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3972     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3973     use_ads=no
3974   fi
3975
3976   if test x"$ac_cv_func_ext_krb5_get_host_realm" != x"yes"
3977   then
3978     AC_MSG_WARN(krb5_get_host_realm not found in -lkrb5)
3979     use_ads=no
3980   fi
3981
3982   if test x"$ac_cv_func_ext_krb5_free_host_realm" != x"yes"
3983   then
3984     AC_MSG_WARN(krb5_free_host_realm not found in -lkrb5)
3985     use_ads=no
3986   fi
3987
3988   if test x"$ac_cv_func_ext_krb5_fwd_tgt_creds" != x"yes"
3989   then
3990     AC_MSG_WARN(krb5_fwd_tgt_creds not found in -lkrb5)
3991     use_ads=no
3992   fi
3993
3994   if test x"$ac_cv_func_ext_krb5_get_init_creds_opt_alloc" != x"yes"
3995   then
3996     AC_MSG_WARN(krb5_get_init_creds_opt_alloc found in -lkrb5)
3997     use_ads=no
3998   fi
3999
4000   if test x"$smb_krb5_cv_creds_opt_free_context" != x"yes"
4001   then
4002     AC_MSG_WARN(krb5_get_init_creds_opt_free not found or was too old in -lkrb5)
4003     use_ads=no
4004   fi
4005
4006   if test x"$ac_cv_func_ext_krb5_get_renewed_creds" != x"yes"
4007   then
4008     AC_MSG_WARN(krb5_get_renewed_creds not found in -lkrb5)
4009     use_ads=no
4010   fi
4011
4012   if test x"$ac_cv_func_ext_krb5_principal_compare_any_realm" != x"yes"
4013   then
4014     AC_MSG_WARN(krb5_principal_compare_any_realm not found in -lkrb5)
4015     use_ads=no
4016   fi
4017
4018   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -o \
4019           x"$ac_cv_func_ext_krb5_c_string_to_key" != x"yes"
4020   then
4021         if test x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes" -o \
4022              x"$ac_cv_func_ext_krb5_string_to_key_salt" != x"yes"
4023         then
4024               AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
4025               use_ads=no
4026         fi
4027   fi
4028
4029   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
4030           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
4031   then
4032     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
4033     use_ads=no
4034   fi
4035
4036   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
4037           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
4038   then
4039     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
4040     use_ads=no
4041   fi
4042
4043   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes"
4044   then
4045     AC_MSG_WARN(krb5_c_verify_checksum not found in -lkrb5)
4046     use_ads=no
4047   fi
4048
4049   if test x"$ac_cv_func_ext_gss_wrap_iov" != x"yes" ; then
4050     AC_MSG_WARN(gss_wrap_iov not found in -lgssapi)
4051     use_ads=no
4052   fi
4053
4054   if test x"$ac_cv_func_ext_gss_get_name_attribute" != x"yes" ; then
4055     if test x"$ac_cv_func_ext_gsskrb5_extract_authz_data_from_sec_context" != x"yes" -o \
4056             x"$ac_cv_func_ext_gss_inquire_sec_context_by_oid" != x"yes"
4057     then
4058       AC_MSG_WARN(need either gss_get_name_attribute or gsskrb5_extract_authz_data_from_sec_context and gss_inquire_sec_context_by_oid in -lgssapi for PAC support)
4059       use_ads=no
4060     fi
4061   fi
4062
4063   if test x"$use_ads" = x"yes"; then
4064     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
4065     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
4066   else
4067     if test x"$with_ads_support" = x"yes"; then
4068         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
4069     else
4070         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
4071     fi
4072     AC_REMOVE_DEFINE(HAVE_KRB5_H)
4073     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
4074     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
4075     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
4076     AC_REMOVE_DEFINE(HAVE_GSSAPI)
4077     KRB5_LIBS=""
4078     with_ads_support=no
4079   fi
4080   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
4081   AC_MSG_RESULT([$use_ads])
4082
4083 LIBS="$ac_save_LIBS"
4084 fi
4085
4086 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
4087 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
4088
4089
4090 ########################################################
4091 # Compile with DNS Updates support?
4092
4093 with_dnsupdate_support=auto
4094 AC_MSG_CHECKING([whether to enable DNS Updates support])
4095
4096 AC_ARG_WITH(dnsupdate,
4097 [AS_HELP_STRING([--with-dnsupdate], [Enable DNS Updates support (default=auto)])],
4098 [ case "$withval" in
4099     yes|no)
4100         with_dnsupdate_support=$withval
4101         ;;
4102   esac ])
4103
4104 AC_MSG_RESULT($with_dnsupdate_support)
4105
4106 if test x"$with_dnsupdate_support" != x"no"; then
4107
4108   ################################################################
4109   # first test for AD / GSSAPI support being enabled
4110         if test x"$have_gssapi" != xyes -o x"$use_ads" != xyes ; then
4111                 if test x"$with_dnsupdate_support" = x"yes" ; then
4112                         AC_MSG_ERROR(DNS Updates support only possible with AD and GSSAPI support)
4113                 else
4114                         AC_MSG_NOTICE(DNS Updates support only possible with AD and GSSAPI support)
4115                         with_dnsupdate_support=no
4116                 fi
4117         fi
4118 fi
4119
4120 if test x"$with_dnsupdate_support" != x"no"; then
4121       AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
4122 fi
4123
4124   # finally print out the result:
4125 AC_MSG_CHECKING(whether DNS Updates support is used)
4126 AC_MSG_RESULT([$with_dnsupdate_support])
4127
4128
4129 #################################################
4130 # check for automount support
4131 AC_MSG_CHECKING(whether to use automount)
4132 AC_ARG_WITH(automount,
4133 [AS_HELP_STRING([--with-automount], [Include automount support (default=no)])],
4134 [ case "$withval" in
4135   yes)
4136     AC_MSG_RESULT(yes)
4137     AC_DEFINE(WITH_AUTOMOUNT,1,[Whether to include automount support])
4138     ;;
4139   *)
4140     AC_MSG_RESULT(no)
4141     ;;
4142   esac ],
4143   AC_MSG_RESULT(no)
4144 )
4145
4146 #################################################
4147 # Check for a PAM clear-text auth, accounts, password
4148 # and session support. Most PAM implementations keep their
4149 # headers in /usr/include/security. Darwin keeps its in
4150 # /usr/include/pam.
4151
4152 with_pam_for_crypt=no
4153 try_pam=auto
4154 AC_MSG_CHECKING(whether to try PAM support)
4155 AC_ARG_WITH(pam,
4156 [AS_HELP_STRING([--with-pam], [Include PAM support (default=auto)])],
4157 [ case "$withval" in
4158   yes|no|auto)
4159     try_pam=$withval
4160     ;;
4161   esac
4162 ])
4163 AC_MSG_RESULT([$try_pam])
4164
4165 use_pam=no
4166 create_pam_modules=no
4167 if test x"${try_pam}" != x"no";then
4168         use_pam=yes
4169         create_pam_modules=yes
4170
4171         # Most systems have PAM headers in /usr/include/security, but Darwin
4172         # has them in /usr/include/pam.
4173         AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h)
4174         if test x"$ac_cv_header_security_pam_appl_h" != x"yes" -a \
4175                 x"$ac_cv_header_pam_pam_appl_h" != x"yes"; then
4176                 if test x"${try_pam}" = x"yes";then
4177                         AC_MSG_ERROR([--with-pam=yes but pam_appl.h not found])
4178                 fi
4179                 use_pam=no
4180                 create_pam_modules=no
4181         fi
4182
4183         AC_CHECK_LIB_EXT(pam, PA