0023fe2a692d730bbfbeb629bea0b0440d9e4c1e
[nivanova/samba-autobuild/.git] / source3 / configure.in
1 dnl Process this file with autoconf to produce a configure script.
2
3 dnl We must use autotools 2.54 or above
4 AC_PREREQ(2.54)
5
6 AC_INIT([Samba],[3],[samba-technical@samba.org])
7
8 AC_CONFIG_SRCDIR([include/includes.h])
9 AC_CONFIG_HEADER(include/config.h)
10 AC_DEFINE(CONFIG_H_IS_FROM_SAMBA,1,[Marker for samba's config.h])
11
12 case "$PATH" in
13     */usr/ucb*)
14         AC_MSG_WARN([\$PATH contains /usr/ucb - build errors may follow])
15         ;;
16 esac 
17
18 builddir=`pwd`
19 AC_SUBST(builddir)
20
21 m4_include(m4/samba_version.m4)
22 m4_include(m4/check_path.m4)
23 m4_include(pkg.m4)
24
25 AC_LIBREPLACE_CC_CHECKS
26 AC_LIBREPLACE_RUNTIME_LIB_PATH_VAR
27
28 m4_include(../lib/tevent/libtevent.m4)
29
30 LIBTEVENT_OBJ0=""
31 for obj in ${TEVENT_OBJ}; do
32         LIBTEVENT_OBJ0="${LIBTEVENT_OBJ0} ${teventdir}/${obj}"
33 done
34 AC_SUBST(LIBTEVENT_OBJ0)
35 LIBS="${LIBS} ${TEVENT_LIBS}"
36
37 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
38 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/replace"
39 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TEVENT_CFLAGS}"
40 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
41 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
42 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/.."
43
44 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/../lib/popt"
45
46 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
47 if test "x${srcdir-.}" != "x."; then
48         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
49 fi
50
51 dnl Unique-to-Samba variables we'll be playing with.
52 AC_SUBST(SAMBA_CPPFLAGS)
53 AC_SUBST(SHELL)
54 AC_SUBST(LDSHFLAGS)
55 AC_SUBST(SONAMEFLAG)
56 AC_SUBST(SHLD)
57 AC_SUBST(MODULE_EXPORTS)
58 AC_SUBST(DSO_EXPORTS)
59 AC_SUBST(HOST_OS)
60 AC_SUBST(PICFLAG)
61 AC_SUBST(PIE_CFLAGS)
62 AC_SUBST(PIE_LDFLAGS)
63 AC_SUBST(RELRO_LDFLAGS)
64 AC_SUBST(SHLIBEXT)
65 AC_SUBST(INSTALLLIBCMD_SH)
66 AC_SUBST(INSTALLLIBCMD_A)
67 AC_SUBST(UNINSTALLLIBCMD_SH)
68 AC_SUBST(UNINSTALLLIBCMD_A)
69
70 AC_SUBST(INSTALL_LIBWBCLIENT)
71 AC_SUBST(UNINSTALL_LIBWBCLIENT)
72 AC_SUBST(LIBWBCLIENT_SHARED_TARGET)
73 AC_SUBST(LIBWBCLIENT_SHARED)
74 AC_SUBST(LIBWBCLIENT_STATIC_TARGET)
75 AC_SUBST(LIBWBCLIENT_STATIC)
76 AC_SUBST(LIBWBCLIENT_SOVER)
77 AC_SUBST(LIBWBCLIENT)
78 AC_SUBST(LIBWBCLIENT_LIBS)
79
80 AC_SUBST(LIBSAMBAUTIL_SHARED)
81
82 AC_SUBST(PRINT_LIBS)
83 AC_SUBST(AUTH_LIBS)
84 AC_SUBST(ACL_LIBS)
85 AC_SUBST(PASSDB_LIBS)
86 AC_SUBST(IDMAP_LIBS)
87 AC_SUBST(KRB5_LIBS)
88 AC_SUBST(UUID_LIBS)
89 AC_SUBST(LDAP_LIBS)
90 AC_SUBST(GPEXT_LIBS)
91 AC_SUBST(PAM_MODULES)
92 AC_SUBST(INSTALL_PAM_MODULES)
93 AC_SUBST(UNINSTALL_PAM_MODULES)
94 AC_SUBST(NSS_MODULES)
95 AC_SUBST(EXTRA_BIN_PROGS)
96 AC_SUBST(CIFSMOUNT_PROGS)
97 AC_SUBST(INSTALL_CIFSMOUNT)
98 AC_SUBST(UNINSTALL_CIFSMOUNT)
99 AC_SUBST(CIFSUMOUNT_PROGS)
100 AC_SUBST(INSTALL_CIFSUMOUNT)
101 AC_SUBST(UNINSTALL_CIFSUMOUNT)
102 AC_SUBST(CIFSUPCALL_PROGS)
103 AC_SUBST(INSTALL_CIFSUPCALL)
104 AC_SUBST(UNINSTALL_CIFSUPCALL)
105 AC_SUBST(EXTRA_SBIN_PROGS)
106 AC_SUBST(EXTRA_ALL_TARGETS)
107 AC_SUBST(CONFIG_LIBS)
108 AC_SUBST(NSCD_LIBS)
109
110 # compile with optimization and without debugging by default, but
111 # allow people to set their own preference.
112 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
113 # if it has no value.  This prevent *very* large debug binaries from occurring
114 # by default.
115 if test "x$debug" = "xyes" ; then
116         CFLAGS="${CFLAGS} -g"
117 fi
118 if test "x$CFLAGS" = x; then
119   CFLAGS="-O"
120 fi
121
122 m4_include(../lib/socket_wrapper/config.m4)
123 m4_include(../lib/nss_wrapper/config.m4)
124 m4_include(../lib/util/time.m4)
125
126 m4_include(m4/swat.m4)
127
128 DEVELOPER_CFLAGS="-DDEBUG_PASSWORD -DDEVELOPER"
129
130 # Probe the gcc version for extra CFLAGS. We always stash these in
131 # DEVELOPER_CFLAGS, so that you can turn them on and off with a simple
132 # Makefile edit, avoiding the need to re-run configure.
133 if test x"$ac_cv_prog_gcc" = x"yes" ; then
134         DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -g -Wall -Wshadow -Wpointer-arith -Wcast-align -Wwrite-strings"
135         # Add -Wdeclaration-after-statement if compiler supports it
136         AC_CACHE_CHECK(
137           [that the C compiler understands -Wdeclaration-after-statement],
138           samba_cv_HAVE_Wdeclaration_after_statement, [
139           AC_TRY_RUN_STRICT([
140             int main(void)
141             {
142                 return 0;
143             }],[$CFLAGS -Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
144             samba_cv_HAVE_Wdeclaration_after_statement=yes,
145             samba_cv_HAVE_Wdeclaration_after_statement=no,
146             samba_cv_HAVE_Wdeclaration_after_statement=cross)
147        ])
148
149         if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
150             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Wdeclaration-after-statement"
151         fi
152
153         #-Werror-implicit-function-declaration
154         AC_CACHE_CHECK(
155           [that the C compiler understands -Werror-implicit-function-declaration],
156           samba_cv_HAVE_Werror_implicit_function_declaration, [
157           AC_TRY_RUN_STRICT([
158             int main(void)
159             {
160                 return 0;
161             }],[$CFLAGS -Werror-implicit-function-declaration],[$CPPFLAGS],[$LDFLAGS],
162             samba_cv_HAVE_Werror_implicit_function_declaration=yes,
163             samba_cv_HAVE_Werror_implicit_function_declaration=no,
164             samba_cv_HAVE_Werror_implicit_function_declaration=cross)
165        ])
166        if test x"$samba_cv_HAVE_Werror_implicit_function_declaration" = x"yes"; then
167             DEVELOPER_CFLAGS="${DEVELOPER_CFLAGS} -Werror-implicit-function-declaration"
168        fi
169
170         # krb5developer is like developer, except we don't get
171         # -Wstrict-prototypes.
172        if test x"$krb5_developer" != x"$yes" ; then
173             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Wstrict-prototypes"
174        fi
175
176        if test x"$picky_developer" = x"yes"; then
177             DEVELOPER_CFLAGS="$DEVELOPER_CFLAGS -Werror"
178        fi
179 fi
180
181 #################################################
182 # check for a shared memory profiling support
183 AC_MSG_CHECKING(whether to use profiling)
184 AC_ARG_WITH(profiling-data,
185 [AS_HELP_STRING([--with-profiling-data], [Include gathering source code profile information (default=no)])],
186 [ case "$withval" in
187   yes)
188     AC_MSG_RESULT(yes)
189     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
190     samba_cv_WITH_PROFILE=yes
191     ;;
192   *)
193     AC_MSG_RESULT(no)
194     samba_cv_WITH_PROFILE=no
195     ;;
196   esac ],
197   AC_MSG_RESULT(no)
198 )
199
200 dnl Checks for programs.
201 merged_build_possible=yes
202
203 AC_PROG_INSTALL
204 AC_PROG_AWK
205 # Check for GNU make
206 m4_include(../m4/check_make.m4)
207 AC_SAMBA_GNU_MAKE([true], [true])
208
209 # Check for perl
210 m4_include(../m4/check_perl.m4)
211 AC_SAMBA_PERL([true], [merged_build_possible=no])
212
213 AC_CHECK_TOOL(AR, ar)
214
215 dnl Check if we (actually our C compiler!) use GNU ld
216 AC_PROG_LD_GNU
217
218 dnl Certain versions of GNU ld the default is not to have the
219 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
220 dnl warnings when building modules.
221 if test "$ac_cv_prog_gnu_ld" = "yes"; then
222         ac_cv_gnu_ld_version=`$CC -Wl,-v /dev/null 2>/dev/null | head -1`
223         AC_MSG_CHECKING(GNU ld release date)
224         changequote(,)dnl
225         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
226         changequote([,])dnl
227         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
228         if test -n "$ac_cv_gnu_ld_date"; then
229         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
230                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
231         fi
232         if test "$ac_cv_gnu_ld_date" -gt 20030101; then
233                 ac_cv_gnu_ld_version_script=yes
234         fi
235         else
236            AC_MSG_CHECKING(GNU ld release version)
237            changequote(,)dnl
238            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'`
239            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
240            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
241            changequote([,])dnl
242            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
243            AC_MSG_CHECKING(GNU ld release version major)
244            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
245            AC_MSG_CHECKING(GNU ld release version minor)
246            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
247            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
248              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
249            fi
250            if test "$ac_cv_gnu_ld_vernr_major" -gt 2 || test "$ac_cv_gnu_ld_vernr_major" = 2 && test "$ac_cv_gnu_ld_vernr_minor" -ge 12; then
251              ac_cv_gnu_ld_version_script=yes
252            fi
253         fi
254 fi
255
256 dnl look for executable suffix
257 AC_EXEEXT
258
259 dnl Check if C compiler understands -c and -o at the same time
260 AC_PROG_CC_C_O
261 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
262       BROKEN_CC=
263 else
264       BROKEN_CC=#
265 fi
266 AC_SUBST(BROKEN_CC)
267
268 dnl Check if the C compiler understands -Werror (GNU)
269 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
270  AC_TRY_RUN_STRICT([
271   int main(void)
272   {
273         return 0;
274   }],[$CFLAGS -Werror],[$CPPFLAGS],[$LDFLAGS],
275   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
276 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
277    Werror_FLAGS="-Werror"
278 else
279 dnl Check if the C compiler understands -w2
280 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
281  AC_TRY_RUN_STRICT([
282   int main(void)
283   {
284         return 0;
285   }],[$CFLAGS -w2],[$CPPFLAGS],[$LDFLAGS],
286   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
287 if test x"$samba_cv_HAVE_w2" = x"yes"; then
288    Werror_FLAGS="-w2"
289 else
290 dnl Check if the C compiler understands -errwarn (Sun)
291 AC_CACHE_CHECK([that the C compiler understands -errwarn],samba_cv_HAVE_errwarn, [
292   AC_TRY_RUN_STRICT([
293    int main(void)
294    {
295         return 0;
296    }],[$CFLAGS -errwarn=%all],[$CPPFLAGS],[$LDFLAGS],
297    samba_cv_HAVE_errwarn=yes,samba_cv_HAVE_errwarn=no,samba_cv_HAVE_errwarn=cross)])
298 if test x"$samba_cv_HAVE_errwarn" = x"yes"; then
299    Werror_FLAGS="-errwarn=%all"
300 else
301 dnl Check if the C compiler understands -qhalt (IBM)
302 AC_CACHE_CHECK([that the C compiler understands -qhalt],samba_cv_HAVE_qhalt, [
303   AC_TRY_RUN_STRICT([
304    int main(void)
305    {
306         return 0;
307    }],[$CFLAGS -qhalt=w],[$CPPFLAGS],[$LDFLAGS],
308    samba_cv_HAVE_qhalt=yes,samba_cv_HAVE_qhalt=no,samba_cv_HAVE_qhalt=cross)])
309 if test x"$samba_cv_HAVE_qhalt" = x"yes"; then
310    Werror_FLAGS="-qhalt=w"
311 fi
312 fi
313 fi
314 fi
315
316 ############################################
317 # check if the compiler can handle negative enum values
318 # and don't truncate the values to INT_MAX
319 # a runtime test is needed here
320 AC_SUBST(PIDL_ARGS)
321 AC_CACHE_CHECK([that the C compiler understands negative enum values],samba_cv_CC_NEGATIVE_ENUM_VALUES, [
322     AC_TRY_RUN(
323 [
324         #include <stdio.h>
325         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
326         int main(void) {
327                 enum negative_values v1 = NEGATIVE_VALUE;
328                 unsigned v2 = NEGATIVE_VALUE;
329
330                 if (v1 != 0xFFFFFFFF) {
331                         printf("%u != 0xFFFFFFFF\n", v1);
332                         return 1;
333                 }
334                 if (v2 != 0xFFFFFFFF) {
335                         printf("%u != 0xFFFFFFFF\n", v2);
336                         return 1;
337                 }
338
339                 return 0;
340         }
341 ],
342         samba_cv_CC_NEGATIVE_ENUM_VALUES=yes,samba_cv__CC_NEGATIVE_ENUM_VALUES=no)])
343 if test x"$samba_cv_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
344         AC_MSG_WARN([using --uint-enums for pidl])
345         PIDL_ARGS="$PIDL_ARGS --uint-enums"
346 fi
347
348 dnl Figure out the flags to support named structure initializers
349
350 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
351
352 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
353 AC_MSG_CHECKING(uname -s)
354 AC_MSG_RESULT(${UNAME_S})
355
356 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
357 AC_MSG_CHECKING(uname -r)
358 AC_MSG_RESULT(${UNAME_R})
359
360 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
361 AC_MSG_CHECKING(uname -m)
362 AC_MSG_RESULT(${UNAME_M})
363
364 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
365 AC_MSG_CHECKING(uname -p)
366 AC_MSG_RESULT(${UNAME_P})
367
368 UNAME_I=`(uname -i) 2>/dev/null` || UNAME_I="unknown"
369 AC_MSG_CHECKING(uname -i)
370 AC_MSG_RESULT(${UNAME_I})
371
372 dnl Add #include for broken IRIX header files
373   case "$host_os" in
374         *irix6*)
375                 #TODO add to libreplace
376                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
377                         dnl Fix sensible defaults for MIPSPro compilers. The
378                         dnl error numbers are valid for the 7.3 compilers,
379                         dnl hopefully also valid for the 7.4 series.
380                         dnl
381                         dnl Bugzilla 3801. Force an error on warning 1035
382                         dnl so we don't incorrectly detect stdint.h. This
383                         dnl warning is emitted for #error directives.
384                         CFLAGS="$CFLAGS -diag_error 1035"
385                         dnl 1209: Controlling expression is constant
386                         dnl 1174: Function foo declared but never referenced
387                         dnl 3201: Parameter foo was never referenced
388                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
389                 fi
390         ;;
391 esac
392
393 DYNEXP=
394 AC_SUBST(DYNEXP)
395 LDSHFLAGS_Z_DEFS=
396 AC_SUBST(LDSHFLAGS_Z_DEFS)
397 LDSHFLAGS_Z_NODEFS=
398 AC_SUBST(LDSHFLAGS_Z_NODEFS)
399
400 dnl Add modules that have to be built by default here
401 dnl These have to be built static:
402 default_static_modules=""
403 default_static_modules="$default_static_modules pdb_smbpasswd"
404 default_static_modules="$default_static_modules pdb_tdbsam"
405 default_static_modules="$default_static_modules pdb_wbc_sam"
406 default_static_modules="$default_static_modules rpc_lsarpc"
407 default_static_modules="$default_static_modules rpc_samr"
408 default_static_modules="$default_static_modules rpc_winreg"
409 default_static_modules="$default_static_modules rpc_initshutdown"
410 default_static_modules="$default_static_modules rpc_dssetup"
411 default_static_modules="$default_static_modules rpc_wkssvc"
412 default_static_modules="$default_static_modules rpc_svcctl"
413 default_static_modules="$default_static_modules rpc_ntsvcs"
414 default_static_modules="$default_static_modules rpc_netlogon"
415 default_static_modules="$default_static_modules rpc_netdfs"
416 default_static_modules="$default_static_modules rpc_srvsvc"
417 default_static_modules="$default_static_modules rpc_spoolss"
418 default_static_modules="$default_static_modules rpc_eventlog"
419 default_static_modules="$default_static_modules auth_sam"
420 default_static_modules="$default_static_modules auth_unix"
421 default_static_modules="$default_static_modules auth_winbind"
422 default_static_modules="$default_static_modules auth_wbc"
423 default_static_modules="$default_static_modules auth_server"
424 default_static_modules="$default_static_modules auth_domain"
425 default_static_modules="$default_static_modules auth_builtin"
426 default_static_modules="$default_static_modules auth_netlogond"
427 default_static_modules="$default_static_modules vfs_default"
428 default_static_modules="$default_static_modules nss_info_template"
429
430 dnl These are preferably build shared, and static if dlopen() is not available
431 default_shared_modules=""
432 default_shared_modules="$default_shared_modules vfs_recycle"
433 default_shared_modules="$default_shared_modules vfs_audit"
434 default_shared_modules="$default_shared_modules vfs_extd_audit"
435 default_shared_modules="$default_shared_modules vfs_full_audit"
436 default_shared_modules="$default_shared_modules vfs_netatalk"
437 default_shared_modules="$default_shared_modules vfs_fake_perms"
438 default_shared_modules="$default_shared_modules vfs_default_quota"
439 default_shared_modules="$default_shared_modules vfs_readonly"
440 default_shared_modules="$default_shared_modules vfs_cap"
441 default_shared_modules="$default_shared_modules vfs_expand_msdfs"
442 default_shared_modules="$default_shared_modules vfs_shadow_copy"
443 default_shared_modules="$default_shared_modules vfs_shadow_copy2"
444 default_shared_modules="$default_shared_modules charset_CP850"
445 default_shared_modules="$default_shared_modules charset_CP437"
446 default_shared_modules="$default_shared_modules auth_script"
447 default_shared_modules="$default_shared_modules vfs_readahead"
448 default_shared_modules="$default_shared_modules vfs_xattr_tdb"
449 default_shared_modules="$default_shared_modules vfs_streams_xattr"
450 default_shared_modules="$default_shared_modules vfs_streams_depot"
451 default_shared_modules="$default_shared_modules vfs_acl_xattr"
452 default_shared_modules="$default_shared_modules vfs_acl_tdb"
453 default_shared_modules="$default_shared_modules vfs_smb_traffic_analyzer"
454 default_shared_modules="$default_shared_modules vfs_preopen"
455 default_shared_modules="$default_shared_modules vfs_catia"
456 default_shared_modules="$default_shared_modules vfs_scannedonly"
457 default_shared_modules="$default_shared_modules vfs_crossrename"
458 default_shared_modules="$default_shared_modules vfs_linux_xfs_sgid"
459
460 if test "x$developer" = xyes; then
461    default_static_modules="$default_static_modules rpc_rpcecho pdb_ads"
462    default_shared_modules="$default_shared_modules charset_weird perfcount_test"
463 fi
464
465 #
466 # Config CPPFLAG settings for strange OS's that must be set
467 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
468 # case statement; its first reference must be unconditional.
469 #
470 case "$host_os" in
471     *hpux*)
472 #
473 # Defines needed for HPUX support.
474 # HPUX has bigcrypt but (sometimes?) doesn't use it for
475 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
476 #
477       case `uname -r` in
478                 *9*|*10*|*11)
479                         AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
480                 ;;
481       esac
482       ;;
483
484 #
485 # CRAY Unicos has broken const handling
486        *unicos*)
487           AC_MSG_RESULT([disabling const])
488           CPPFLAGS="$CPPFLAGS -Dconst="
489           ;;
490         
491 #
492 # AIX4.x doesn't even admit to having large
493 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
494 #
495     *aix4*)
496           AC_MSG_RESULT([enabling large file support])
497       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
498           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
499       ;;
500 #
501 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
502 # to the existance of large files..
503 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
504 # recommendations on large file support, however it makes the
505 # compile work using gcc 2.7 and 2.8, whereas using the Sun
506 # recommendation makes the compile fail on gcc2.7. JRA.
507 #
508 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
509 #
510         *solaris*)
511                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
512                 case `uname -r` in
513                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
514                                 AC_MSG_RESULT([no large file support])
515                                 ;;
516                         5.*)
517                         AC_MSG_RESULT([enabling large file support])
518                         if test "$ac_cv_prog_gcc" = yes; then
519                                 ${CC-cc} -v >conftest.c 2>&1
520                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
521                                 rm -fr conftest.c
522                                 case "$ac_cv_gcc_compiler_version_number" in
523                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
524                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
525                                                 LDFLAGS="$LDFLAGS -lthread"
526                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
527                                                 ;;
528                                         *)
529                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
530                                                 LDFLAGS="$LDFLAGS -lthread"
531                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
532                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
533                                                 ;;
534                                 esac
535                         else
536                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
537                                 LDFLAGS="$LDFLAGS -lthread"
538                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
539                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
540                         fi
541                         ;;
542                 esac
543                 ;;
544 #
545 # IRIX uses SYSV printing.  Make sure to set that here
546 #
547         *irix*)
548                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
549                 ;;
550         *freebsd*|*dragonfly*)
551                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
552                 ;;
553 #
554 # VOS may need to have POSIX support and System V compatibility enabled.
555 #
556     *vos*)
557     case "$CPPFLAGS" in
558           *-D_POSIX_C_SOURCE*)
559                 ;;
560           *)
561                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
562                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
563                 ;;
564     esac
565     case "$CPPFLAGS" in
566           *-D_SYSV*|*-D_SVID_SOURCE*)
567                 ;;
568           *)
569                 CPPFLAGS="$CPPFLAGS -D_SYSV"
570                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
571     esac
572     ;;
573 #
574 # Tests needed for SINIX large file support.
575 #
576     *sysv4*)
577       if test $host = mips-sni-sysv4 ; then
578         AC_MSG_CHECKING([for LFS support])
579         old_CPPFLAGS="$CPPFLAGS"
580         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
581         AC_TRY_RUN([
582 #include <unistd.h>
583 main () {
584 #if _LFS64_LARGEFILE == 1
585 exit(0);
586 #else
587 exit(1);
588 #endif
589 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
590         CPPFLAGS="$old_CPPFLAGS"
591         if test x$SINIX_LFS_SUPPORT = xyes ; then
592           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
593                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
594           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
595           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
596           LIBS="`getconf LFS64_LIBS` $LIBS"
597         fi
598       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
599       fi
600     ;;
601
602 # Systems with LFS support.
603 #
604     gnu* | k*bsd*-gnu | kopensolaris*-gnu)
605         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
606         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
607         AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
608         AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
609         ;;
610
611 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
612 #
613     *linux*)
614         AC_MSG_CHECKING([for LFS support])
615         old_CPPFLAGS="$CPPFLAGS"
616         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
617        AC_TRY_RUN([
618 #include <unistd.h>
619 #include <sys/utsname.h>
620 #include <string.h>
621 #include <stdlib.h>
622 main() {
623 #if _LFS64_LARGEFILE == 1
624        struct utsname uts;
625        char *release;
626        int major, minor;
627
628        /* Ensure this is glibc 2.2 or higher */
629 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
630        int libc_major = __GLIBC__;
631        int libc_minor = __GLIBC_MINOR__;
632
633        if (libc_major < 2)
634               exit(1);
635        if (libc_minor < 2)
636               exit(1);
637 #endif
638
639        /* Ensure this is kernel 2.4 or higher */
640
641        uname(&uts);
642        release = strdup(uts.release);
643        major = atoi(strsep(&release, "."));
644        minor = atoi(strsep(&release, "."));
645
646        if (major > 2 || (major == 2 && minor > 3))
647                exit(0);
648        exit(1);
649 #else
650        exit(1);
651 #endif
652 }
653 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
654         CPPFLAGS="$old_CPPFLAGS"
655         if test x$LINUX_LFS_SUPPORT = xyes ; then
656                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
657                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
658                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
659                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
660         fi
661         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
662         ;;
663
664 #
665 # MacOS X is the *only* system that uses compose character in utf8. This
666 # is so horribly broken....
667 #
668     *darwin*)
669         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
670
671 # Add a system specific charset module.
672         default_shared_modules="$default_shared_modules charset_macosxfs"
673
674         ;;
675     *hurd*)
676         AC_MSG_CHECKING([for LFS support])
677         old_CPPFLAGS="$CPPFLAGS"
678         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
679         AC_TRY_RUN([
680 #include <unistd.h>
681 main () {
682 #if _LFS64_LARGEFILE == 1
683 exit(0);
684 #else
685 exit(1);
686 #endif
687 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
688         CPPFLAGS="$old_CPPFLAGS"
689         if test x$GLIBC_LFS_SUPPORT = xyes ; then
690           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
691                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
692           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
693         fi
694       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
695     ;;
696     *qnx*)
697         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
698         AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
699         ;;
700
701 esac
702
703 SAVE_CPPFLAGS="${CPPFLAGS}"
704 CPPFLAGS="${CPPFLAGS} ${SAMBA_CONFIGURE_CPPFLAGS}"
705
706 AC_LIBREPLACE_BROKEN_CHECKS
707 AC_CHECK_FUNCS([syslog],[],[AC_MSG_ERROR([Required function not found])])
708 AC_LIBREPLACE_NETWORK_CHECKS
709
710 CPPFLAGS="${SAVE_CPPFLAGS}"
711
712 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
713
714 LIBREPLACE_OBJS="${LIBREPLACEOBJ}"
715 AC_SUBST(LIBREPLACE_OBJS)
716
717 LIBREPLACE_LIBS="${LIBREPLACE_NETWORK_LIBS}"
718 AC_SUBST(LIBREPLACE_LIBS)
719
720
721 # add -ldl to the global LIBS
722 LIBS="${LIBS} ${LIBDL} ${LIBREPLACE_NETWORK_LIBS}"
723 AUTH_LIBS="${AUTH_LIBS} ${CRYPT_LIBS}"
724
725
726 AC_CHECK_HEADERS(aio.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
727 AC_CHECK_HEADERS(unistd.h grp.h sys/id.h memory.h alloca.h)
728 AC_CHECK_HEADERS(limits.h float.h libintl.h)
729 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
730 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h sys/sysctl.h)
731 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h)
732 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
733 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h)
734 AC_CHECK_HEADERS(sys/sysmacros.h)
735 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
736 AC_CHECK_HEADERS(langinfo.h locale.h)
737 AC_CHECK_HEADERS(xfs/libxfs.h)
738 AC_CHECK_HEADERS(netgroup.h)
739
740 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
741 #if HAVE_RPC_RPC_H
742 #include <rpc/rpc.h>
743 #endif
744 ]])
745
746 ## These fail to compile on IRIX so just check for their presence
747 AC_CHECK_HEADERS(sys/mode.h,,,)
748
749 # Look for Darwin headers
750 old_CPPFLAGS="$CPPFLAGS"
751 CPPFLAGS="-Iinclude $CPPFLAGS"
752 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
753 CPPFLAGS="$old_CPPFLAGS"
754
755 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
756 # subdirectory of headers.
757 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
758
759 #
760 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
761 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
762 #
763 case "$host_os" in
764     *hpux*)
765                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
766                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
767                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
768                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
769                 fi
770         ;;
771 esac
772 AC_CHECK_HEADERS(shadow.h)
773 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
774 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
775
776 AC_CHECK_HEADERS(sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
777 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
778
779 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
780
781 # For experimental utmp support (lastlog on some BSD-like systems)
782 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
783
784 AC_CHECK_SIZEOF(int,cross)
785 AC_CHECK_SIZEOF(long,cross)
786 AC_CHECK_SIZEOF(long long,cross)
787 AC_CHECK_SIZEOF(short,cross)
788
789 AC_C_CONST
790 AC_C_INLINE
791 AC_C_BIGENDIAN
792 AC_C_CHAR_UNSIGNED
793
794 AC_TYPE_SIGNAL
795 AC_TYPE_UID_T
796 AC_TYPE_MODE_T
797 AC_TYPE_OFF_T
798 AC_TYPE_SIZE_T
799 AC_TYPE_PID_T
800 AC_STRUCT_ST_RDEV
801 AC_DIRENT_D_OFF
802 AC_CHECK_TYPE(ssize_t, int)
803 AC_CHECK_TYPE(wchar_t, unsigned short)
804
805 ############################################
806 # for cups support we need libcups, and a handful of header files
807
808 AC_ARG_ENABLE(cups,
809 [AS_HELP_STRING([--enable-cups], [Turn on CUPS support (default=auto)])])
810
811 if test x$enable_cups != xno; then
812         AC_PATH_PROG(CUPS_CONFIG, cups-config)
813
814         if test "x$CUPS_CONFIG" != x; then
815
816                 ac_save_LDFLAGS=$LDFLAGS
817                 ac_save_PRINT_LIBS=$PRINT_LIBS
818                 AC_CHECK_HEADERS(cups/cups.h cups/language.h)
819
820                 if test x"$ac_cv_header_cups_cups_h" = xyes -a \
821                         x"$ac_cv_header_cups_language_h" = xyes; then
822                         # try linking with -lcups alone first. That should work unless libcups is
823                         # underlinked. With cups-config --libs we pull in unwanted and unneeded
824                         # dendencies including thread libraries - use cups-config only if really
825                         # required. 
826                         AC_CHECK_LIB_EXT(cups, ac_save_PRINT_LIBS , httpConnect,
827                                 [PRINT_LIBS"$ac_save_PRINT_LIBS -lcups"],
828                                 [AC_MSG_WARN([your cups library doesn't link with -lcups alone, it might be underlinked.]) ;
829                                  PRINT_LIBS="$ac_save_PRINT_LIBS `$CUPS_CONFIG --libs`"])
830
831                         AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
832                         samba_cv_HAVE_CUPS=yes
833                         AC_CHECK_LIB_EXT(cups, PRINT_LIBS, httpConnectEncrypt)
834                 else
835                         AC_MSG_WARN([cups-config around but cups-devel not installed])
836                         CFLAGS=$ac_save_CFLAGS
837                         LDFLAGS=$ac_save_LDFLAGS
838                         PRINT_LIBS=$ac_save_PRINT_LIBS
839                 fi
840
841         elif test x"$enable_cups" = x"yes"; then
842                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
843         fi
844 fi
845
846 AC_ARG_ENABLE(iprint,
847 [AS_HELP_STRING([--enable-iprint], [Turn on iPrint support (default=yes if cups is yes)])])
848
849 if test x$enable_iprint != xno; then
850         if test x"$samba_cv_HAVE_CUPS" = xyes; then
851                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
852         elif test x"$enable_iprint" = x"yes"; then
853                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
854         fi
855 fi
856
857 ############################################
858 # check if the compiler will optimize out function calls
859 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
860     AC_TRY_LINK([
861 #include <stdio.h>],
862 [
863                 if (0) {
864                    this_function_does_not_exist();
865                 } else {
866                   return 1;
867                 }
868
869 ],
870         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
871 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
872    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
873 fi
874
875 #############################################
876 # check for fd passing struct via msg_control
877 AC_CACHE_CHECK([for fd passing via msg_control],samba_cv_msghdr_msg_control, [
878     AC_TRY_COMPILE([
879 #include <sys/types.h>
880 #include <stdlib.h>
881 #include <stddef.h>
882 #include <sys/socket.h>
883 #include <sys/un.h>],
884 [
885         struct msghdr msg;
886         union {
887               struct cmsghdr cm;
888               char control[CMSG_SPACE(sizeof(int))];
889         } control_un;
890         msg.msg_control = control_un.control;
891         msg.msg_controllen = sizeof(control_un.control);
892 ],
893         samba_cv_msghdr_msg_control=yes,samba_cv_msghdr_msg_control=no)])
894 if test x"$samba_cv_msghdr_msg_control" = x"yes"; then
895    AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
896              [If we can use msg_control for passing file descriptors])
897 fi
898
899 #############################################
900 # check for fd passing struct via msg_acctrights
901 AC_CACHE_CHECK([for fd passing via msg_acctrights],
902                 samba_cv_msghdr_msg_acctrights, [
903     AC_TRY_COMPILE([
904 #include <sys/types.h>
905 #include <stdlib.h>
906 #include <stddef.h>
907 #include <sys/socket.h>
908 #include <sys/un.h>],
909 [
910         struct msghdr msg;
911         int fd;
912         msg.msg_acctrights = (caddr_t) &fd;
913         msg.msg_acctrightslen = sizeof(fd);
914 ],
915         samba_cv_msghdr_msg_acctrights=yes,samba_cv_msghdr_msg_acctrights=no)])
916 if test x"$samba_cv_msghdr_msg_acctrights" = x"yes"; then
917    AC_DEFINE(HAVE_MSGHDR_MSG_ACCTRIGHTS,1,
918              [If we can use msg_acctrights for passing file descriptors])
919 fi
920
921 AC_CHECK_FUNCS(dirfd)
922 if test x"$ac_cv_func_dirfd" = x"yes"; then
923         default_shared_modules="$default_shared_modules vfs_syncops vfs_dirsort"
924 fi
925
926 AC_CACHE_CHECK([for struct sigevent type],samba_cv_struct_sigevent, [
927     AC_TRY_COMPILE([
928 #include <sys/types.h>
929 #if STDC_HEADERS
930 #include <stdlib.h>
931 #include <stddef.h>
932 #endif
933 #include <signal.h>],[struct sigevent s;],
934         samba_cv_struct_sigevent=yes,samba_cv_struct_sigevent=no)])
935 if test x"$samba_cv_struct_sigevent" = x"yes"; then
936    AC_DEFINE(HAVE_STRUCT_SIGEVENT,1,[Whether we have the struct sigevent])
937    AC_CHECK_MEMBERS([struct sigevent.sigev_value.sival_ptr,struct sigevent.sigev_value.sigval_ptr], , ,
938         [#include <signal.h>])
939 fi
940
941 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
942     AC_TRY_COMPILE([
943 #include <sys/types.h>
944 #if STDC_HEADERS
945 #include <stdlib.h>
946 #include <stddef.h>
947 #endif
948 #if TIME_WITH_SYS_TIME
949 # include <sys/time.h>
950 # include <time.h>
951 #else
952 # if HAVE_SYS_TIME_H
953 #  include <sys/time.h>
954 # else
955 #  include <time.h>
956 # endif
957 #endif
958 ],[struct timespec ts;],
959         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
960 if test x"$samba_cv_struct_timespec" = x"yes"; then
961    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
962 fi
963
964 # and glibc has setresuid under linux but the function does
965 # nothing until kernel 2.1.44! very dumb.
966 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
967     AC_TRY_RUN([#include <errno.h>
968 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
969         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
970 if test x"$samba_cv_have_setresuid" = x"yes"; then
971     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
972 fi
973
974 # Do the same check for setresguid...
975 #
976 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
977     AC_TRY_RUN([#include <unistd.h>
978 #include <errno.h>
979 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
980         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
981 if test x"$samba_cv_have_setresgid" = x"yes"; then
982     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
983 fi
984
985 AC_FUNC_MEMCMP
986
987 ###############################################
988 # Readline included by default unless explicitly asked not to
989 test "${with_readline+set}" != "set" && with_readline=yes
990
991 # test for where we get readline() from
992 AC_MSG_CHECKING(whether to use readline)
993 AC_ARG_WITH(readline,
994 [AS_HELP_STRING([--with-readline[=DIR]], [Look for readline include/libs in DIR (default=auto)])],
995 [  case "$with_readline" in
996   yes)
997     AC_MSG_RESULT(yes)
998
999     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1000     AC_CHECK_HEADERS(readline/history.h)
1001
1002     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1003       for termlib in ncurses curses termcap terminfo termlib tinfo; do
1004        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1005       done
1006       AC_CHECK_LIB(readline, rl_callback_handler_install,
1007        [TERMLIBS="-lreadline $TERMLIBS"
1008        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1009        break], [TERMLIBS=], $TERMLIBS)])
1010     ;;
1011   no)
1012     AC_MSG_RESULT(no)
1013     ;;
1014   *)
1015     AC_MSG_RESULT(yes)
1016
1017     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
1018     # alternate readline path
1019     _ldflags=${LDFLAGS}
1020     _cppflags=${CPPFLAGS}
1021
1022     # Add additional search path
1023     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1024     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1025
1026     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1027     AC_CHECK_HEADERS(readline/history.h)
1028
1029     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1030       for termlib in ncurses curses termcap terminfo termlib; do
1031        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1032       done
1033       AC_CHECK_LIB(readline, rl_callback_handler_install,
1034        [TERMLDFLAGS="-L$with_readline/lib"
1035        TERMCPPFLAGS="-I$with_readline/include"
1036        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1037        TERMLIBS="-lreadline $TERMLIBS"
1038        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1039        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1040
1041     LDFLAGS=$_ldflags
1042     ;;
1043   esac],
1044   AC_MSG_RESULT(no)
1045 )
1046 AC_SUBST(TERMLIBS)
1047 AC_SUBST(TERMLDFLAGS)
1048
1049 # The readline API changed slightly from readline3 to readline4, so
1050 # code will generate warnings on one of them unless we have a few
1051 # special cases.
1052 AC_CHECK_LIB(readline, rl_completion_matches,
1053              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1,
1054                         [Do we have rl_completion_matches?])],
1055              [],
1056              [$TERMLIBS])
1057
1058 # not all readline libs have rl_event_hook or history_list
1059 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1060 AC_CHECK_LIB(readline, history_list,
1061              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1062              [],
1063              [$TERMLIBS])
1064
1065 ###############################################
1066 # test for where we get yp_get_default_domain() from
1067 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1068 AC_CHECK_FUNCS(yp_get_default_domain)
1069
1070 # Check if we have execl, if not we need to compile smbrun.
1071 AC_CHECK_FUNCS(execl)
1072 if test x"$ac_cv_func_execl" = x"no"; then
1073     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1074 fi
1075
1076 AC_CHECK_FUNCS(getcwd fchown chmod fchmod mknod mknod64)
1077 AC_CHECK_FUNCS(strtol)
1078 AC_CHECK_FUNCS(strchr chflags)
1079 AC_CHECK_FUNCS(getrlimit fsync setpgid)
1080 AC_CHECK_FUNCS(fdatasync,,[AC_CHECK_LIB_EXT(rt, LIBS, fdatasync)])
1081 AC_CHECK_FUNCS(setsid glob strpbrk crypt16 getauthuid)
1082 AC_CHECK_FUNCS(sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1083 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf)
1084 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf stat64 fstat64)
1085 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt lseek64 ftruncate64 posix_fallocate posix_fallocate64)
1086 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam)
1087 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1088 AC_CHECK_FUNCS(getpwent_r)
1089 AC_CHECK_FUNCS(getdents64)
1090 AC_CHECK_FUNCS(setenv strcasecmp fcvt fcvtl)
1091 AC_CHECK_FUNCS(syslog vsyslog timegm)
1092 AC_CHECK_FUNCS(setlocale nl_langinfo)
1093 AC_CHECK_FUNCS(nanosleep,,[AC_CHECK_LIB_EXT(rt, LIBS, nanosleep)])
1094 AC_CHECK_FUNCS(lutimes futimes utimensat futimens)
1095 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1096 AC_CHECK_FUNCS(memalign posix_memalign hstrerror)
1097 AC_CHECK_HEADERS(sys/mman.h)
1098 # setbuffer, shmget, shm_open are needed for smbtorture
1099 AC_CHECK_FUNCS(shmget shm_open)
1100 AC_CHECK_FUNCS(gettext dgettext)
1101 AC_CHECK_FUNCS(bindtextdomain textdomain)
1102 AC_CHECK_FUNCS(strupr)
1103
1104 # Find a method of generating a stack trace
1105 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1106 # libexecinfo provides backtrace_symbols on FreeBSD
1107 AC_SEARCH_LIBS(backtrace_symbols, [execinfo])
1108 AC_CHECK_FUNCS(backtrace_symbols)
1109 AC_CHECK_LIB(exc, trace_back_stack)
1110
1111 # check for sysctlbyname for BSD systems
1112 AC_CHECK_FUNCS(sysctlbyname)
1113
1114 #################################################
1115 # Check to see if core dump directory is defined in linux
1116 # with /proc/sys/kernel/core_pattern
1117
1118 AC_CHECK_FILE([/proc/sys/kernel/core_pattern],
1119         AC_DEFINE(HAVE_SYS_KERNEL_PROC_CORE_PATTERN, 1,
1120         [Whether Linux kernel uses core_pattern for core files]),
1121          [])
1122
1123 #############################
1124 # check if building with gpfs
1125 AC_CHECK_HEADERS(gpfs_gpl.h)
1126 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes"; then
1127     AC_DEFINE(HAVE_GPFS,1,[Whether GPFS GPL headers are available])
1128     default_shared_modules="$default_shared_modules vfs_gpfs"
1129 fi
1130
1131 #############################################
1132 # check if building on Isilon OneFS
1133 printf "%s" "checking for Isilon OneFS... "
1134 save_LIBS="$LIBS"
1135 LIBS="$LIBS -lisi_version"
1136 AC_TRY_LINK([#include <isi_version/isi_version.h>],
1137           [get_isilon_copyright()],
1138           samba_cv_HAVE_ONEFS=yes,
1139           samba_cv_HAVE_ONEFS=no)
1140 echo $samba_cv_HAVE_ONEFS
1141 if test x"$samba_cv_HAVE_ONEFS" = x"yes"; then
1142     AC_DEFINE(HAVE_ONEFS,1,[Whether building on Isilon OneFS])
1143     default_shared_modules="$default_shared_modules vfs_onefs vfs_onefs_shadow_copy perfcount_onefs"
1144     default_static_modules="$default_static_modules"
1145     ONEFS_LIBS="-lisi_acl -lisi_ecs -lisi_event -lisi_util"
1146     # Need to also add general libs for oplocks support
1147     save_LIBS="$save_LIBS -lisi_ecs -lisi_event -lisi_util -ldevstat"
1148 fi
1149 AC_SUBST(ONEFS_LIBS)
1150 LIBS="$save_LIBS"
1151
1152 # Note that all the libunwind symbols in the API are defined to internal
1153 # platform-specific version, so we must include libunwind.h before checking
1154 # any of them.
1155 AC_MSG_CHECKING([for libunwind])
1156 save_LIBS=$LIBS
1157
1158 UNWIND_ARCH="unknown"
1159 if test x"$UNAME_I" != x"unknown"; then
1160         UNWIND_ARCH="$UNAME_I"
1161 elif test x"$UNAME_M" != x"unknown"; then
1162         UNWIND_ARCH="$UNAME_M"
1163 elif test x"$UNAME_P" != x"unknown"; then
1164         UNWIND_ARCH="$UNAME_P"
1165 fi
1166
1167 case "$UNWIND_ARCH" in
1168         unknown)
1169                 # This probably won't link without
1170                 # the platform-specific libunwind.
1171                 LIBS="$LIBS -lunwind"
1172                 ;;
1173         i386|i586|i686)
1174                 # Add the platform-specific libunwind module.
1175                 LIBS="$LIBS -lunwind -lunwind-x86"
1176                 ;;
1177         *)
1178                 # Add the platform-specific libunwind module.
1179                 # based on uname -i, uname -m or uname -p
1180                 LIBS="$LIBS -lunwind -lunwind-$UNWIND_ARCH"
1181                 ;;
1182 esac
1183
1184 AC_TRY_LINK(
1185     [
1186 #ifdef HAVE_LIBUNWIND_H
1187 #include <libunwind.h>
1188 #endif
1189     ],
1190     [
1191         unw_context_t ctx; unw_cursor_t cur;
1192         char buf[256]; unw_word_t off;
1193         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1194         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1195     ],
1196     [
1197         AC_MSG_RESULT(yes)
1198         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1199
1200         # If we have libunwind, test whether we also have libunwind-ptrace
1201         # which would let us unwind arbitrary processes.
1202         save_LIBS=$LIBS
1203         AC_CHECK_HEADERS(libunwind-ptrace.h)
1204         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1205             [
1206                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1207                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1208                     [Whether libunwind-ptrace.a is available.])
1209             ],
1210             [ LIBUNWIND_PTRACE="" ])
1211
1212         LIBS=$save_LIBS
1213     ],
1214     [
1215         AC_MSG_RESULT(no)
1216         LIBS=$save_LIBS
1217     ])
1218
1219 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1220 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1221     AC_CHECK_HEADERS(sys/ptrace.h)
1222     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1223     AC_TRY_LINK(
1224             [
1225 #if HAVE_SYS_TYPES_H
1226 #include <sys/types.h>
1227 #endif
1228 #if HAVE_SYS_PTRACE_H
1229 #include <sys/ptrace.h>
1230 #endif
1231             ],
1232             [
1233                 pid_t me = (pid_t)-1;
1234                 ptrace(PTRACE_ATTACH, me, 0, 0);
1235                 ptrace(PTRACE_DETACH, me, 0, 0);
1236                 return 0;
1237             ],
1238             [
1239                 AC_MSG_RESULT(yes)
1240                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1241                     [Whether the Linux ptrace(2) interface is available.])
1242             ],
1243             [
1244                 AC_MSG_RESULT(no)
1245                 LIBUNWIND_PTRACE=""
1246             ])
1247 fi
1248
1249 AC_SUBST(LIBUNWIND_PTRACE)
1250
1251 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1252 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1253 AC_CHECK_FUNCS(__getcwd _getcwd)
1254 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1255 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1256 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1257 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1258 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1259 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1260 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1261 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1262 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1263 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1264 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1265 AC_CHECK_FUNCS(prctl)
1266
1267 AC_TRY_COMPILE([
1268 #ifdef HAVE_SYS_PRCTL_H
1269 #include <sys/prctl.h>
1270 #endif
1271 ],
1272 [int i; i = prtcl(0); ],
1273 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1274
1275 #
1276 #
1277 #
1278 case "$host_os" in
1279     *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu)
1280        # glibc <= 2.3.2 has a broken getgrouplist
1281        AC_CACHE_CHECK([for good getgrouplist],samba_cv_linux_getgrouplist_ok,[AC_TRY_RUN([
1282 #include <unistd.h>
1283 #include <sys/utsname.h>
1284 main() {
1285        /* glibc up to 2.3 has a broken getgrouplist */
1286 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1287        int libc_major = __GLIBC__;
1288        int libc_minor = __GLIBC_MINOR__;
1289
1290        if (libc_major < 2)
1291               exit(1);
1292        if ((libc_major == 2) && (libc_minor <= 3))
1293               exit(1);
1294 #endif
1295        exit(0);
1296 }
1297 ], [samba_cv_linux_getgrouplist_ok=yes],
1298    [samba_cv_linux_getgrouplist_ok=no],
1299    [samba_cv_linux_getgrouplist_ok=cross])])
1300        if test x"$samba_cv_linux_getgrouplist_ok" = x"yes"; then
1301           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1302        fi
1303        ;;
1304     *)
1305        AC_CHECK_FUNCS(getgrouplist)
1306        ;;
1307 esac
1308
1309 #
1310 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1311 #
1312
1313 if test x$ac_cv_func_stat64 = xno ; then
1314   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1315   AC_TRY_LINK([
1316 #if defined(HAVE_UNISTD_H)
1317 #include <unistd.h>
1318 #endif
1319 #include <sys/stat.h>
1320 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1321   AC_MSG_RESULT([$ac_cv_func_stat64])
1322   if test x$ac_cv_func_stat64 = xyes ; then
1323     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1324   fi
1325 fi
1326
1327 if test x$ac_cv_func_lstat64 = xno ; then
1328   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1329   AC_TRY_LINK([
1330 #if defined(HAVE_UNISTD_H)
1331 #include <unistd.h>
1332 #endif
1333 #include <sys/stat.h>
1334 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1335   AC_MSG_RESULT([$ac_cv_func_lstat64])
1336   if test x$ac_cv_func_lstat64 = xyes ; then
1337     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1338   fi
1339 fi
1340
1341 if test x$ac_cv_func_fstat64 = xno ; then
1342   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1343   AC_TRY_LINK([
1344 #if defined(HAVE_UNISTD_H)
1345 #include <unistd.h>
1346 #endif
1347 #include <sys/stat.h>
1348 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1349   AC_MSG_RESULT([$ac_cv_func_fstat64])
1350   if test x$ac_cv_func_fstat64 = xyes ; then
1351     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1352   fi
1353 fi
1354
1355 #################################################
1356 # Check whether struct stat has timestamps with sub-second resolution.
1357 #
1358
1359 samba_cv_stat_hires=no
1360 AC_CHECK_MEMBERS([struct stat.st_mtim.tv_nsec], # Linux, Solaris
1361         [samba_cv_stat_hires=yes])
1362 AC_CHECK_MEMBERS([struct stat.st_mtimensec], # BSD, if defined _POSIX_SOURCE
1363         [samba_cv_stat_hires=yes])
1364 AC_CHECK_MEMBERS([struct stat.st_mtimespec.tv_nsec], # BSD, if not defined _POSIX_SOURCE
1365         [samba_cv_stat_hires=yes])
1366 AC_CHECK_MEMBERS([struct stat.st_mtime_n], # AIX
1367         [samba_cv_stat_hires=yes])
1368 AC_CHECK_MEMBERS([struct stat.st_umtime], # Tru64
1369         [samba_cv_stat_hires=yes])
1370
1371 if test x"$samba_cv_stat_hires" = x"yes" ; then
1372     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1373             [whether struct stat has sub-second timestamps])
1374 fi
1375
1376 # recent FreeBSD, NetBSD have creation timestamps called birthtime:
1377 AC_CHECK_MEMBERS([struct stat.st_birthtimespec.tv_nsec])
1378 AC_CHECK_MEMBERS([struct stat.st_birthtime], AC_CHECK_MEMBERS([struct stat.st_birthtimensec]))
1379
1380
1381 AC_CACHE_CHECK([whether there is DOS flags support in the stat struct], samba_cv_stat_dos_flags,
1382     [
1383         AC_TRY_COMPILE(
1384             [#include <sys/stat.h>],
1385             [
1386                 int a = UF_DOS_ARCHIVE;
1387                 int h = UF_DOS_HIDDEN;
1388                 int r = UF_DOS_RO;
1389                 int s = UF_DOS_SYSTEM;
1390                 int i = UF_DOS_NOINDEX;
1391                 int f = UF_DOS_FLAGS;
1392             ],
1393             samba_cv_stat_dos_flags=yes, samba_cv_stat_dos_flags=no)
1394     ])
1395
1396 if test x"$samba_cv_stat_dos_flags" = x"yes" ; then
1397     AC_DEFINE(HAVE_STAT_DOS_FLAGS, 1, [whether there is DOS flags support in the stat struct])
1398 fi
1399
1400 AC_CACHE_CHECK([whether we can compile with __attribute__((destructor))],
1401                samba_cv_function_attribute_destructor,
1402                [
1403                  AC_COMPILE_IFELSE(
1404                         [
1405                                 __attribute__((destructor))
1406                                 static void cleanup(void) { }
1407                         ],
1408                         samba_cv_function_attribute_destructor=yes)
1409                 ])
1410
1411 if test x"$samba_cv_function_attribute_destructor" = xyes ; then
1412    AC_DEFINE(HAVE_FUNCTION_ATTRIBUTE_DESTRUCTOR, 1,
1413              [whether we can compile with __attribute__((destructor))])
1414 fi
1415
1416 #####################################
1417 # needed for SRV lookups
1418 AC_CHECK_LIB(resolv, dn_expand)
1419 AC_CHECK_LIB(resolv, _dn_expand)
1420 AC_CHECK_LIB(resolv, __dn_expand)
1421
1422 #
1423 # Check for the functions putprpwnam, set_auth_parameters,
1424 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1425 # Needed for OSF1 and HPUX.
1426 #
1427
1428 AC_LIBTESTFUNC(security, putprpwnam)
1429 AC_LIBTESTFUNC(sec, putprpwnam)
1430
1431 AC_LIBTESTFUNC(security, set_auth_parameters)
1432 AC_LIBTESTFUNC(sec, set_auth_parameters)
1433
1434 # UnixWare 7.x has its getspnam in -lgen
1435 AC_LIBTESTFUNC(gen, getspnam)
1436
1437 AC_LIBTESTFUNC(security, getspnam)
1438 AC_LIBTESTFUNC(sec, getspnam)
1439
1440 AC_LIBTESTFUNC(security, bigcrypt)
1441 AC_LIBTESTFUNC(sec, bigcrypt)
1442
1443 AC_LIBTESTFUNC(security, getprpwnam)
1444 AC_LIBTESTFUNC(sec, getprpwnam)
1445
1446 AC_CHECK_FUNCS(strsignal)
1447
1448 ############################################
1449 # Check for EA implementations
1450 case "$host_os" in
1451   *osf*)
1452         AC_SEARCH_LIBS(getproplist, [proplist])
1453         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1454         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1455         AC_CHECK_FUNCS(sizeof_proplist_entry)
1456   ;;
1457   *freebsd4* | *dragonfly* )
1458         AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1459   ;;
1460   *solaris*)
1461         AC_CHECK_FUNCS(attropen)
1462   ;;
1463   *)
1464         AC_SEARCH_LIBS(getxattr, [attr])
1465         AC_CHECK_FUNCS(getxattr,[
1466                 AC_CHECK_FUNCS(lgetxattr fgetxattr listxattr llistxattr flistxattr removexattr lremovexattr fremovexattr setxattr lsetxattr fsetxattr)
1467                 ])
1468         AC_CHECK_FUNCS(getea,[
1469                 AC_CHECK_FUNCS(fgetea lgetea listea flistea llistea removeea fremoveea lremoveea setea fsetea lsetea)
1470                 ])
1471         AC_CHECK_FUNCS(attr_get,[
1472                 AC_CHECK_FUNCS(attr_list attr_set attr_remove attr_getf attr_listf attr_setf attr_removef)
1473                 ])
1474         AC_CHECK_FUNCS(extattr_delete_file,[
1475                 AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_link extattr_get_fd extattr_get_file extattr_get_link extattr_list_fd extattr_list_file extattr_list_link extattr_set_fd extattr_set_file extattr_set_link)
1476                 ])
1477   ;;
1478 esac
1479
1480 ########################################################
1481 # Do xattr functions take additional options like on Darwin?
1482 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1483         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1484                 old_LIBS=$LIBS
1485                 LIBS="$LIBS $ACL_LIBS"
1486                 AC_TRY_COMPILE([
1487                         #include <sys/types.h>
1488                         #if HAVE_ATTR_XATTR_H
1489                         #include <attr/xattr.h>
1490                         #elif HAVE_SYS_XATTR_H
1491                         #include <sys/xattr.h>
1492                         #endif
1493                 ],[
1494                         getxattr(0, 0, 0, 0, 0, 0);
1495                 ],
1496                 [smb_attr_cv_xattr_add_opt=yes],
1497                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1498         ])
1499         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1500                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1501         fi
1502 fi
1503
1504 AC_DISABLE_STATIC
1505 AC_ENABLE_SHARED
1506
1507 # Set defaults
1508 PIE_CFLAGS=""
1509 PIE_LDFLAGS=""
1510 AC_ARG_ENABLE(pie, [AS_HELP_STRING([--enable-pie], [Turn on pie support if available (default=yes)])])
1511
1512 if test "x$enable_pie" != xno
1513 then
1514         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1515         [
1516                 cat > conftest.c <<EOF
1517 int foo;
1518 int main () { return 0;}
1519 EOF
1520                 if AC_TRY_COMMAND_NO_STDERR([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c])
1521                 then
1522                         samba_cv_fpie=yes
1523                 else
1524                         samba_cv_fpie=no
1525                 fi
1526                 rm -f conftest*
1527         ])
1528         if test x"${samba_cv_fpie}" = x"yes"
1529         then
1530                 PIE_CFLAGS="-fPIE"
1531                 PIE_LDFLAGS="-pie"
1532         fi
1533 fi
1534
1535 # Set defaults
1536 RELRO_LDFLAGS=""
1537 AC_ARG_ENABLE(relro, [AS_HELP_STRING([--enable-relro], [Turn on Relocations Read-Only (relro) support if available (default=yes)])])
1538
1539 if test "x$enable_relro" != xno
1540 then
1541         AC_CACHE_CHECK([for -Wl,-z,relro], samba_cv_relro,
1542         [
1543                 cat > conftest.c <<EOF
1544 int foo;
1545 main () { return 0;}
1546 EOF
1547                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Wl,-z,relro -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1548                 then
1549                         samba_cv_relro=yes
1550                 else
1551                         samba_cv_relro=no
1552                 fi
1553                 rm -f conftest*
1554         ])
1555         if test x"${samba_cv_relro}" = x"yes"
1556         then
1557                 RELRO_LDFLAGS="-Wl,-z,relro"
1558         fi
1559 fi
1560
1561 # Set defaults
1562 SYMSEXT="syms"
1563 AC_SUBST(SYMSEXT)
1564
1565 # Assume non-shared by default and override below
1566 BLDSHARED="false"
1567
1568 # these are the defaults, good for lots of systems
1569 HOST_OS="$host_os"
1570 LDSHFLAGS="-shared"
1571 MODULE_EXPORTS=""
1572 SONAMEFLAG="#"
1573 SHLD="\${CC} \${CFLAGS}"
1574 PICFLAG="${PIE_CFLAGS}"
1575 SHLIBEXT="so"
1576 DSO_EXPORTS=""
1577
1578 # this bit needs to be modified for each OS that supports share libs
1579 # You need to specify how to create a shared library and
1580   # how to compile C code to produce PIC object files
1581
1582   AC_MSG_CHECKING([ability to build shared libraries])
1583
1584   # and these are for particular systems
1585   case "$host_os" in
1586                 *linux* | gnu* | k*bsd*-gnu | kopensolaris*-gnu | *qnx*)
1587                         case "$host_os" in
1588                                 *linux*) AC_DEFINE(LINUX,1,[Whether the host os is linux]) ;;
1589                                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx]) ;;
1590                         esac
1591                         BLDSHARED="true"
1592                         LDSHFLAGS="-shared -Wl,-Bsymbolic"
1593                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1594                                 LDSHFLAGS_Z_NODEFS="-Wl,--allow-shlib-undefined"
1595                         fi
1596                         DYNEXP="-Wl,--export-dynamic"
1597                         PICFLAG="-fPIC"
1598                         SONAMEFLAG="-Wl,-soname="
1599                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1600                         ;;
1601                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1602                         BLDSHARED="true"
1603                         if test "${GCC}" = "yes"; then
1604                                 PICFLAG="-fPIC"
1605                                 SONAMEFLAG="-Wl,-soname="
1606                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1607                                         DYNEXP="-Wl,-E"
1608                                 fi
1609                                 LDSHFLAGS="-shared"
1610                         else
1611                                 PICFLAG="-KPIC"
1612                                 LDSHFLAGS="-G"
1613                         fi
1614                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1615                                 SONAMEFLAG="-Wl,-soname="
1616                         else
1617                                 SONAMEFLAG="-Wl,-h,"
1618                         fi
1619                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1620                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1621                         ;;
1622                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1623                         BLDSHARED="true"
1624                         LDSHFLAGS="-G"
1625                         SONAMEFLAG="-Wl,-h,"
1626                         PICFLAG="-KPIC"   # Is this correct for SunOS
1627                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1628                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1629                         ;;
1630                 *netbsd* | *freebsd* | *dragonfly* )
1631                         BLDSHARED="true"
1632                         LDSHFLAGS="-shared"
1633                         DYNEXP="-Wl,--export-dynamic"
1634                         SONAMEFLAG="-Wl,-soname,"
1635                         PICFLAG="-fPIC -DPIC"
1636                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1637                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1638                         ;;
1639                 *openbsd*)  BLDSHARED="true"
1640                         LDSHFLAGS="-shared"
1641                         DYNEXP="-Wl,-Bdynamic"
1642                         SONAMEFLAG="-Wl,-soname,"
1643                         PICFLAG="-fPIC"
1644                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1645                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1646                         ;;
1647                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1648                         case "$host_os" in
1649                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1650                         ;;
1651                         esac
1652                         BLDSHARED="true"
1653                         LDSHFLAGS="-Wl,-set_version,sgi1.0 -shared"
1654                         SONAMEFLAG="-Wl,-soname,"
1655                         if test "${GCC}" = "yes"; then
1656                                 PICFLAG="-fPIC"
1657                         else
1658                                 PICFLAG="-KPIC"
1659                         fi
1660                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1661                         ;;
1662                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1663                         BLDSHARED="true"
1664                         # use expfull to export underscored symbols
1665                         # add rtl to remove /lib/crt0.o warning
1666                         LDSHFLAGS="-Wl,-G,-bexpfull,-bbigtoc,-brtl"
1667                         DYNEXP="-Wl,-brtl,-bexpfull,-bbigtoc"
1668                         PICFLAG="-O2"
1669                         # as AIX code is always position independent...
1670                         # .po will just create compile warnings, use po.o:
1671                         if test "${GCC}" != "yes"; then
1672                                 ## for funky AIX compiler using strncpy()
1673                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000 -qhalt=e"
1674                         fi
1675
1676                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1677                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1678                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1679                         ;;
1680                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1681                         # ia64: 64bit build using gcc with CFLAGS="-mpl64"
1682                         #       64bit build using HP's cc with CFLAGS="+DD64"
1683                         # hppa: 64bit build unsupported by gcc
1684                         #       64bit build using HP's cc with CFLAGS="+DA2.0w"
1685                         # HP-UX 11.00 ld needs PHSS_33034
1686                         BLDSHARED="true"
1687                         if test "${GCC}" = "yes"; then
1688                                 PICFLAG="-fPIC"
1689                                 LDSHFLAGS="-shared"
1690                         else
1691                                 PICFLAG="+z"
1692                                 LDSHFLAGS="-b"
1693                                 # "Uses depth-first symbol resolution"
1694                                 LDSHFLAGS="$LDSHFLAGS -Wl,-B,symbolic,-b"
1695                                 if test "$host_cpu" != "ia64"; then
1696                                         # "don't store literals in read-only memory" (?):
1697                                         PICFLAG="$PICFLAG +ESnolit"
1698                                 fi
1699                         fi
1700                         if test "$host_cpu" = "ia64"; then
1701                                 SHLIBEXT="so"
1702                                 # TODO: does the linker find the right 32/64 bit version of the libs? :
1703                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32:/usr/local/lib/hpux64:/usr/lib/hpux64"
1704                         else
1705                                 SHLIBEXT="sl"
1706                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1707                         fi
1708                         if test "$ac_cv_prog_gnu_ld" = "yes"; then
1709                                 SONAMEFLAG="-Wl,-soname="
1710                         else
1711                                 SONAMEFLAG="-Wl,+h,"
1712                         fi
1713                         # PIE/PIC flags at link time are required on HP-UX because
1714                         # linking requires a temporary source file, which is being
1715                         # compiled with the indicated flags - which need to contain
1716                         # PIC flags when we don't support PIE flags:
1717                         if test "$PIE_LDFLAGS" = "" ; then
1718                                 PIE_LDFLAGS=\${PICFLAG}
1719                         fi
1720                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1721                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1722                         ;;
1723                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1724                         BLDSHARED="true"
1725                         LDSHFLAGS="-shared"
1726                         SONAMEFLAG="-Wl,-soname,"
1727                         PICFLAG="-fPIC"
1728                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1729                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1730                         for flags in "-expect_unresolved '*'" "-Wl,-expect_unresolved,'*'" ; do
1731                                 saved_ldflags="$LDFLAGS"
1732                                 AC_MSG_CHECKING([if $flags works])
1733                                 LDFLAGS="$flags $saved_ldflags"
1734                                 AC_TRY_LINK([],[],
1735                                         [AC_MSG_RESULT([yes])
1736                                         LDSHFLAGS_Z_NODEFS=$flags],
1737                                         AC_MSG_RESULT([no]))
1738                                 LDFLAGS="$saved_ldflags"
1739                                 test x"$LDSHFLAGS_Z_NODEFS" != x && break
1740                         done
1741                         ;;
1742                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1743                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1744                         ;;
1745                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1746                         BLDSHARED="true"
1747                         LDSHFLAGS="-shared"
1748                         SONAMEFLAG="-Wl,-soname,"
1749                         PICFLAG="-KPIC"
1750                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1751                         ;;
1752                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1753                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1754                         ;;
1755                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1756                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1757                         ;;
1758                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1759                         case "$host" in
1760                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1761                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1762                                         fi
1763                                         LDSHFLAGS="-G"
1764                                         DYNEXP="-Bexport"
1765                                 ;;
1766                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1767                         esac
1768                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1769                         ;;
1770
1771                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1772                         if [ test "$GCC" != yes ]; then
1773                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1774                         fi
1775                         LDSHFLAGS="-G"
1776                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1777                         ;;
1778                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1779                         BLDSHARED="false"
1780                         LDSHFLAGS=""
1781                         ;;
1782
1783                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1784                         BLDSHARED="true"
1785                         LDSHFLAGS="-dynamiclib -flat_namespace -undefined suppress"
1786                         CFLAGS="$CFLAGS -fno-common"
1787                         SHLD="\${CC}"
1788                         SHLIBEXT="dylib"
1789                         MODULE_EXPORTS="-exported_symbols_list \$(srcdir)/exports/modules-darwin.syms"
1790                         SHLIBEXT="dylib"
1791                         # Since gcc doesn't fail on unrecognised options, the
1792                         # PIE test incorrectly succeeds. Darwin gcc does not
1793                         # actually support the PIE stuff.
1794                         PIE_LDFLAGS=
1795                         PIE_CFLAGS=
1796                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1797                         ;;
1798
1799                 *)
1800                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1801                         ;;
1802   esac
1803
1804 if test "$enable_shared" != "yes"; then
1805         BLDSHARED=false
1806 fi
1807
1808 if test "$enable_shared" = yes -a "${ac_cv_gnu_ld_version_script}" = yes; then
1809         DSO_EXPORTS=\$\(DSO_EXPORTS_CMD\)
1810 fi
1811
1812 if test x"$BLDSHARED" = x"true" ; then
1813         LDFLAGS="$LDFLAGS -L./bin"
1814 fi
1815
1816 AC_MSG_RESULT($BLDSHARED)
1817
1818 if test x"$enable_developer" = x"yes" ; then
1819         default_as_needed=auto
1820 else
1821         default_as_needed=no
1822 fi
1823 AC_ARG_ENABLE(as-needed,
1824         AS_HELP_STRING([--enable-as-needed],
1825         [Turn on as-needed support if available (default=no)]),
1826         [enable_as_needed=$enableval],
1827         [enable_as_needed=$default_as_needed])
1828 if test "x$enable_as_needed" != xno; then
1829     saved_before_as_needed_ldflags="$LDFLAGS"
1830     for flags in "-Wl,--as-needed" "-Wl,-z,ignore" "-z ignore" ; do
1831         saved_ldflags="$LDFLAGS"
1832         AC_MSG_CHECKING([if $flags works])
1833         LDFLAGS="$flags $saved_ldflags"
1834         AC_TRY_LINK([],[],
1835                 [AC_MSG_RESULT([yes])
1836                 LD_AS_NEEDED_FLAG=$flags
1837                 ld_as_needed_flag_found=yes],
1838                 AC_MSG_RESULT([no]))
1839         LDFLAGS="$LD_AS_NEEDED_FLAG $saved_ldflags"
1840         test x"$ld_as_needed_flag_found" = xyes && break
1841     done
1842 fi
1843
1844 if test x$ld_as_needed_flag_found = xyes -a x$enable_as_needed = xauto ; then
1845 # check if ld has bug described in https://bugzilla.samba.org/show_bug.cgi?id=7209#c17
1846         AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG has explicit external libs bug])
1847 cat > conftest_shb.c <<END
1848 void b() {}
1849 END
1850 cat > conftest_sha.c <<END
1851 extern void b();
1852 void a() {
1853         b();
1854 }
1855 END
1856 cat > conftest.c <<END
1857 extern void a();
1858 int main() {
1859         a();
1860         return 0;
1861 }
1862 END
1863
1864         rm -fr conftest
1865         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_sha.o conftest_sha.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1866         AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o conftest_shb.o conftest_shb.c 1>&AS_MESSAGE_LOG_FD 2>&1])
1867         TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1868         AC_TRY_COMMAND([$TESTCMD -o libconftest_shb.$SHLIBEXT conftest_shb.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1869         AC_TRY_COMMAND([$TESTCMD -o libconftest_sha.$SHLIBEXT conftest_sha.o 1>&AS_MESSAGE_LOG_FD 2>&1])
1870         AC_TRY_COMMAND([$CC -o conftest conftest.c $LDFLAGS -L. -lconftest_sha -lconftest_shb 1>&AS_MESSAGE_LOG_FD 2>&1])
1871         if AC_TRY_COMMAND([eval "$LIB_PATH_VAR=. ./conftest 1>&AS_MESSAGE_LOG_FD 2>&1"])
1872         then
1873                 AC_MSG_RESULT([no])
1874         else
1875                 ld_as_needed_flag_found=no
1876                 LDFLAGS="$saved_before_as_needed_ldflags"
1877                 AC_MSG_RESULT([yes])
1878         fi
1879         rm conftest* libconftest*
1880 fi
1881
1882 # check if we have to disable LD_AS_NEEDED_FLAG:
1883 # On some systems for a veriety of reasons linking with
1884 # -Wl,--as-needed -lreadline -lncurses fails
1885 # we have to retest, if these combination is detected before.
1886 # Bugzilla #7209
1887
1888 if test x$ac_cv_lib_readline_rl_callback_handler_install = xyes ; then
1889         if test x$ld_as_needed_flag_found = xyes ; then
1890                 AC_MSG_CHECKING([if $LD_AS_NEEDED_FLAG works with readline])
1891                 # try if check no fails
1892                 save_LIBS=$LIBS
1893                 LIBS="$LIBS $TERMLIBS"
1894                 AC_TRY_LINK([], [rl_callback_handler_install();], [AC_MSG_RESULT([yes])],[ AC_MSG_RESULT([no]); LDFLAGS="$saved_before_as_needed_ldflags"])
1895                 LIBS="$save_LIBS"
1896         fi
1897 fi
1898
1899
1900
1901 # for historical reasons almost all linkers don't complain about unresolved
1902 # symbols in shared libs. Except for the internal samba modules we want to get
1903 # errors when we produce a shared lib with unresolved symbols. On some
1904 # platforms unresolved symbols might be intended, so we might have to add
1905 # platform specific exceptions here.
1906
1907 for flags in "-Wl,-z,defs" "-error_unresolved" "-Wl,-error_unresolved" ; do
1908         saved_ldflags="$LDFLAGS"
1909         AC_MSG_CHECKING([if $flags works])
1910         LDFLAGS="$flags $saved_ldflags"
1911         AC_TRY_LINK([],[],
1912         [AC_MSG_RESULT([yes])
1913         LDSHFLAGS_Z_DEFS=$flags
1914         ldshflags_z_defs_found=yes],
1915         AC_MSG_RESULT([no]))
1916         LDFLAGS=$saved_ldflags
1917         test x"$ldshflags_z_defs_found" = xyes && break
1918 done
1919
1920 AC_MSG_CHECKING([LDSHFLAGS_Z_DEFS])
1921 AC_MSG_RESULT([$LDSHFLAGS_Z_DEFS])
1922 AC_MSG_CHECKING([LDFLAGS])
1923 AC_MSG_RESULT([$LDFLAGS])
1924 AC_MSG_CHECKING([DYNEXP])
1925 AC_MSG_RESULT([$DYNEXP])
1926
1927 #######################################################
1928 # test whether building a shared library actually works
1929 if test $BLDSHARED = true; then
1930
1931 AC_MSG_CHECKING([SHLD])
1932 AC_MSG_RESULT([$SHLD])
1933 AC_MSG_CHECKING([LDSHFLAGS])
1934 AC_MSG_RESULT([$LDSHFLAGS])
1935
1936 AC_MSG_CHECKING([SHLIBEXT])
1937 AC_MSG_RESULT([$SHLIBEXT])
1938 AC_MSG_CHECKING([SONAMEFLAG])
1939 AC_MSG_RESULT([$SONAMEFLAG])
1940
1941 AC_MSG_CHECKING([PICFLAG])
1942 AC_MSG_RESULT([$PICFLAG])
1943
1944 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1945 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1946
1947 AC_CACHE_CHECK([whether building shared libraries actually works],
1948                [ac_cv_shlib_works],[
1949    # try building a trivial shared library
1950    ac_cv_shlib_works=no
1951    # The $SHLD and $LDSHFLAGS variables may contain references to other
1952    # variables so they need to be eval'ed.
1953    if AC_TRY_COMMAND([$CC $CPPFLAGS $CFLAGS $PICFLAG -c -o shlib.o ${srcdir-.}/../tests/shlib.c 1>&AS_MESSAGE_LOG_FD])
1954    then
1955      TESTCMD="`eval echo \"$SHLD $LDSHFLAGS $PICFLAG\"`"
1956      TESTCMD="$TESTCMD -o \"shlib.$SHLIBEXT\" shlib.o"
1957      if AC_TRY_COMMAND([eval $TESTCMD 1>&AS_MESSAGE_LOG_FD 2>&1])
1958      then
1959        ac_cv_shlib_works=yes
1960      fi
1961    fi
1962    rm -f "shlib.$SHLIBEXT" shlib.o
1963
1964 ])
1965 if test $ac_cv_shlib_works = no; then
1966    BLDSHARED=false
1967 fi
1968 fi
1969
1970 if test x"$BLDSHARED" != x"true"; then
1971         LDSHFLAGS="shared-libraries-disabled"
1972         SONAMEFLAG="shared-libraries-disabled"
1973         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1974         SHLD="shared-libraries-disabled"
1975         PICFLAG="${PIE_CFLAGS}"
1976         SHLIBEXT="shared_libraries_disabled"
1977         merged_build_possible=no
1978 fi
1979
1980 AC_MSG_CHECKING([used PICFLAG])
1981 AC_MSG_RESULT([$PICFLAG])
1982
1983 AC_DEFINE_UNQUOTED(SHLIBEXT, "$SHLIBEXT", [Shared library extension])
1984
1985
1986
1987 ###########################################################
1988 #
1989 # Configuration of subsystems / libraries
1990 #
1991 ###########################################################
1992
1993 INSTALLLIBCMD_SH=:
1994 INSTALLLIBCMD_A=:
1995 UNINSTALLLIBCMD_SH=:
1996 UNINSTALLLIBCMD_A=:
1997
1998 if test $BLDSHARED = true; then
1999         INSTALLLIBCMD_SH="\$(INSTALLCMD)"
2000         UNINSTALLLIBCMD_SH="rm -f"
2001 fi
2002 if test $enable_static = yes; then
2003         INSTALLLIBCMD_A="\$(INSTALLCMD)"
2004         UNINSTALLLIBCMD_A="rm -f"
2005 fi
2006
2007 #################################################
2008 # --disable-shared-libs
2009 # can be used to disable the internal use of shared libs altogether
2010 # (this only has an effect when building shared libs is enabled)
2011 #
2012 USESHARED=false
2013 AC_SUBST(USESHARED)
2014
2015 AC_MSG_CHECKING(whether to use shared libraries internally)
2016 AC_ARG_ENABLE([shared-libs],
2017         AS_HELP_STRING([--enable-shared-libs],
2018                 [Use shared libraries internally (default=yes)]),
2019         [enable_shared_libs=$enableval],
2020         [enable_shared_libs=yes])
2021
2022 if test x"$enable_shared_libs" != x"no" ; then
2023         USESHARED=$BLDSHARED
2024 fi
2025
2026 AC_MSG_RESULT([$USESHARED])
2027
2028 if test x"$enable_shared_libs" = x"yes" -a x"$BLDSHARED" != x"true" ; then
2029         AC_MSG_WARN([--enable-shared-libs: no support for shared libraries])
2030 fi
2031
2032 #################################################
2033 # --with-static-libs=LIBS:
2034 #   link (internal) libs dynamically or statically?
2035 #
2036 # If a subsystem is built as a library then this controls whether they are
2037 # linked into Samba targets statically or dynamically:
2038 #
2039 # * If we build the shared library at all, we link dynamically by default.
2040 #
2041 # * We only link statically if we don't build shared or if the library
2042 #   appears in the --with-static-libs configure option.
2043 #
2044 # Example:
2045 #   --with-static-libs=libtalloc makes use of libtalloc.a instead
2046 #   of linking the dynamic variant with -ltalloc.
2047 #
2048 # NOTE: This option only affects libraries that we do not only build
2049 # but that samba also links against as libraries (as opposed to linking
2050 # the plain object files. - This has to be configured in Makefile.in.
2051 # So in particular it does not harm to give invalid or unknown names here.
2052 #
2053
2054 AC_ARG_WITH([static-libs],
2055         [AS_HELP_STRING([--with-static-libs=LIBS],
2056                 [Comma-separated list of names of (internal) libraries to link statically (instead of dynamically)])],
2057         [AS_IF([test $withval],
2058                 [for lib in `echo $withval | sed -e 's/,/ /g'` ; do
2059                         [lib=`echo $lib | tr '[a-z]' '[A-Z]'`]
2060                         eval LINK_$lib=STATIC
2061                 done], [])],
2062         [])
2063
2064 #
2065 # WORKAROUND:
2066 #   until we have organized other internal subsystems (as util, registry
2067 #   and smbconf) into shared libraries, we CAN NOT link libnetapi
2068 #   dynamically to samba programs.
2069 #
2070 LINK_LIBNETAPI=STATIC
2071
2072 LINK_LIBSMBCLIENT=STATIC
2073
2074 #
2075 #  The library versions are hardcoded here
2076 #  and filled into the LIBFOO_SOVER variable.
2077 #
2078 #  TODO: for talloc and tdb (at least), these should
2079 #  be extracted from their respective source directories
2080 #
2081 AC_ARG_ENABLE(external_libtalloc, [AS_HELP_STRING([--enable-external-libtalloc], [Enable external talloc [default=auto]])],
2082 [ enable_external_libtalloc=$enableval ], [ enable_external_libtalloc=auto ])
2083
2084 if test "x$enable_external_libtalloc" != xno
2085 then
2086         PKG_CHECK_MODULES(LIBTALLOC, talloc >= 2.0.1,
2087                 [ enable_external_libtalloc=yes ],
2088                 [ if test x$enable_external_libtalloc = xyes; then
2089                         AC_MSG_ERROR([Unable to find libtalloc])
2090                   else
2091                         enable_external_libtalloc=no
2092                   fi
2093                 ])
2094 fi
2095
2096 if test "x$enable_external_libtalloc" = xno
2097 then
2098         m4_include(../lib/talloc/libtalloc.m4)
2099         LINK_LIBTALLOC=STATIC
2100         SMB_LIBRARY(talloc, 2)
2101         LIBTALLOC_OBJ0=""
2102         for obj in ${TALLOC_OBJ}; do
2103                 LIBTALLOC_OBJ0="${LIBTALLOC_OBJ0} ${tallocdir}/${obj}"
2104         done
2105         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TALLOC_CFLAGS}"
2106         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TALLOC_CFLAGS}"
2107         AC_SUBST(LIBTALLOC_OBJ0)
2108
2109         TALLOCTORT="bin/talloctort\$(EXEEXT)"
2110         AC_SUBST(TALLOCTORT)
2111 fi
2112
2113
2114 AC_ARG_ENABLE(external_libtdb,
2115         [AS_HELP_STRING([--enable-external-libtdb],
2116                 [Enable external tdb [default=auto]])],
2117                 [ enable_external_libtalloc=$enableval ],
2118                 [ enable_external_libtalloc=auto ])
2119
2120 if test "x$enable_external_libtdb" != xno
2121 then
2122         PKG_CHECK_MODULES(LIBTDB, tdb >= 1.2.2,
2123                 [ enable_external_libtdb=yes ],
2124                 [
2125                 if test x$enable_external_libtdb = xyes; then
2126                         AC_MSG_ERROR([Unable to find libtdb])
2127                 else
2128                         enable_external_libtdb=no
2129                 fi
2130                 ])
2131 fi
2132
2133 AC_SUBST(LIBTDB_OBJ0)
2134 if test "x$enable_external_libtdb" = xno
2135 then
2136         m4_include(../lib/tdb/libtdb.m4)
2137         LINK_LIBTDB=STATIC
2138         SMB_LIBRARY(tdb, 1)
2139         LIBTDB_OBJ0=""
2140         for obj in ${TDB_OBJ}; do
2141                 LIBTDB_OBJ0="${LIBTDB_OBJ0} ${tdbdir}/${obj}"
2142         done
2143         AC_SUBST(LIBTDB_OBJ0)
2144         SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} ${TDB_CFLAGS}"
2145         SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CONFIGURE_CPPFLAGS} ${TDB_CFLAGS}"
2146
2147         TDBBACKUP="bin/tdbbackup\$(EXEEXT)"
2148         AC_SUBST(TDBBACKUP)
2149         TDBDUMP="bin/tdbdump\$(EXEEXT)"
2150         AC_SUBST(TDBDUMP)
2151         TDBTOOL="bin/tdbtool\$(EXEEXT)"
2152         AC_SUBST(TDBTOOL)
2153         TDBTORTURE="bin/tdbtorture\$(EXEEXT)"
2154         AC_SUBST(TDBTORTURE)
2155         ac_cv_have_tdb_err_nesting=yes
2156 else
2157         AC_TRY_COMPILE([#include "tdb.h"],
2158                        [enum TDB_ERROR err = TDB_ERR_NESTING],
2159                        ac_cv_have_tdb_err_nesting=yes,
2160                        ac_cv_have_tdb_err_nesting=no)
2161 fi
2162
2163 if test x"$ac_cv_have_tdb_err_nesting" = xyes; then
2164    AC_DEFINE(HAVE_TDB_ERR_NESTING, 1, [Whether we have TDB_ERR_NESTING])
2165 fi
2166
2167 SMB_LIBRARY(netapi, 0)
2168 SMB_LIBRARY(smbclient, 0)
2169 SMB_LIBRARY(smbsharemodes, 0)
2170 SMB_LIBRARY(addns, 0, no, [undefined API])
2171
2172
2173
2174 ################
2175
2176 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
2177 AC_TRY_RUN([#include <stdio.h>
2178 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
2179 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
2180 if test x"$samba_cv_have_longlong" = x"yes"; then
2181     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
2182     AC_CHECK_TYPE(intptr_t, unsigned long long)
2183 else
2184     AC_CHECK_TYPE(intptr_t, unsigned long)
2185 fi
2186
2187 #
2188 # Check if the compiler supports the LL prefix on long long integers.
2189 # AIX needs this.
2190
2191 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
2192     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
2193         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
2194 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
2195    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
2196 fi
2197
2198
2199 AC_CACHE_CHECK([for 64 bit time_t],samba_cv_SIZEOF_TIME_T,[
2200 AC_TRY_RUN([#include <time.h>
2201 main() { exit((sizeof(time_t) == 8) ? 0 : 1); }],
2202 samba_cv_SIZEOF_TIME_T=yes,samba_cv_SIZEOF_TIME_T=no,samba_cv_SIZEOF_TIME_T=cross)])
2203 if test x"$samba_cv_SIZEOF_TIME_T" = x"yes"; then
2204     AC_DEFINE(SIZEOF_TIME_T,8,[The size of the 'time_t' type])
2205 fi
2206
2207 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
2208 AC_TRY_RUN([#include <stdio.h>
2209 #include <sys/stat.h>
2210 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
2211 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
2212 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
2213     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
2214 fi
2215
2216 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
2217 AC_TRY_RUN([
2218 #if defined(HAVE_UNISTD_H)
2219 #include <unistd.h>
2220 #endif
2221 #include <stdio.h>
2222 #include <sys/stat.h>
2223 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2224 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
2225 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
2226     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
2227 fi
2228
2229 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
2230 AC_TRY_RUN([
2231 #if defined(HAVE_UNISTD_H)
2232 #include <unistd.h>
2233 #endif
2234 #include <stdio.h>
2235 #include <sys/stat.h>
2236 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
2237 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
2238 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
2239     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
2240 fi
2241
2242 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
2243 AC_TRY_RUN([
2244 #if defined(HAVE_UNISTD_H)
2245 #include <unistd.h>
2246 #endif
2247 #include <stdio.h>
2248 #include <sys/stat.h>
2249 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2250 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
2251 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
2252     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
2253 fi
2254
2255 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
2256 AC_TRY_RUN([
2257 #if defined(HAVE_UNISTD_H)
2258 #include <unistd.h>
2259 #endif
2260 #include <stdio.h>
2261 #include <sys/stat.h>
2262 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
2263 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
2264 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
2265     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
2266 fi
2267
2268 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
2269 AC_TRY_RUN([
2270 #if defined(HAVE_UNISTD_H)
2271 #include <unistd.h>
2272 #endif
2273 #include <stdio.h>
2274 #include <sys/stat.h>
2275 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
2276 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
2277 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
2278     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
2279 fi
2280
2281 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
2282 AC_TRY_COMPILE([
2283 #if defined(HAVE_UNISTD_H)
2284 #include <unistd.h>
2285 #endif
2286 #include <sys/types.h>
2287 #include <dirent.h>],
2288 [DIR64 de;],
2289 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2290 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2291     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2292 fi
2293
2294 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2295 AC_TRY_COMPILE([
2296 #if defined(HAVE_UNISTD_H)
2297 #include <unistd.h>
2298 #endif
2299 #include <sys/types.h>
2300 #include <dirent.h>],
2301 [struct dirent64 de;],
2302 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2303 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2304     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2305 fi
2306
2307 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2308 AC_TRY_RUN([
2309 #if defined(HAVE_UNISTD_H)
2310 #include <unistd.h>
2311 #endif
2312 #include <sys/types.h>
2313 main() { dev_t dev; int i = major(dev); return 0; }],
2314 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2315 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2316     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2317 fi
2318
2319 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2320 AC_TRY_RUN([
2321 #if defined(HAVE_UNISTD_H)
2322 #include <unistd.h>
2323 #endif
2324 #include <sys/types.h>
2325 main() { dev_t dev; int i = minor(dev); return 0; }],
2326 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2327 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2328     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2329 fi
2330
2331 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2332 AC_TRY_RUN([
2333 #if defined(HAVE_UNISTD_H)
2334 #include <unistd.h>
2335 #endif
2336 #include <sys/types.h>
2337 main() { dev_t dev = makedev(1,2); return 0; }],
2338 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2339 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2340     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2341 fi
2342
2343 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2344 AC_TRY_RUN([#include <stdio.h>
2345 main() { char c; c=250; exit((c > 0)?0:1); }],
2346 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2347 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2348     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2349 fi
2350
2351 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2352 AC_TRY_COMPILE([#include <sys/types.h>
2353 #include <dirent.h>
2354 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2355 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2356 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2357     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2358 fi
2359
2360 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2361 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2362 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2363 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2364     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2365 fi
2366
2367
2368 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2369
2370     # On some systems (eg. Linux) librt can pull in libpthread. We
2371     # don't want this to happen because libpthreads changes signal delivery
2372     # semantics in ways we are not prepared for. This breaks Linux oplocks
2373     # which rely on signals.
2374
2375     AC_LIBTESTFUNC(rt, clock_gettime,
2376             [
2377                             AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2378                                 [Whether clock_gettime is available])
2379                             SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2380                             SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2381                             SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2382                         ])
2383
2384 fi
2385
2386 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2387 AC_TRY_RUN([#include <sys/types.h>
2388 #include <dirent.h>
2389 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2390 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2391 di->d_name[0] == 0) exit(0); exit(1);} ],
2392 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2393 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2394     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2395 fi
2396
2397 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2398 AC_TRY_COMPILE([#include <sys/types.h>
2399 #include <utime.h>],
2400 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2401 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2402 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2403     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2404 fi
2405
2406 ##############
2407 # Check utmp details, but only if our OS offers utmp.h
2408 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2409 dnl  utmp and utmpx come in many flavours
2410 dnl  We need to check for many of them
2411 dnl  But we don't need to do each and every one, because our code uses
2412 dnl  mostly just the utmp (not utmpx) fields.
2413
2414 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx getutxent)
2415
2416 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2417 AC_TRY_COMPILE([#include <sys/types.h>
2418 #include <utmp.h>],
2419 [struct utmp ut;  ut.ut_name[0] = 'a';],
2420 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2421 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2422     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2423 fi
2424
2425 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2426 AC_TRY_COMPILE([#include <sys/types.h>
2427 #include <utmp.h>],
2428 [struct utmp ut;  ut.ut_user[0] = 'a';],
2429 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2430 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2431     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2432 fi
2433
2434 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2435 AC_TRY_COMPILE([#include <sys/types.h>
2436 #include <utmp.h>],
2437 [struct utmp ut;  ut.ut_id[0] = 'a';],
2438 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2439 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2440     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2441 fi
2442
2443 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2444 AC_TRY_COMPILE([#include <sys/types.h>
2445 #include <utmp.h>],
2446 [struct utmp ut;  ut.ut_host[0] = 'a';],
2447 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2448 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2449     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2450 fi
2451
2452 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2453 AC_TRY_COMPILE([#include <sys/types.h>
2454 #include <utmp.h>],
2455 [struct utmp ut;  time_t t; ut.ut_time = t;],
2456 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2457 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2458     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2459 fi
2460
2461 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2462 AC_TRY_COMPILE([#include <sys/types.h>
2463 #include <utmp.h>],
2464 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2465 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2466 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2467     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2468 fi
2469
2470 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2471 AC_TRY_COMPILE([#include <sys/types.h>
2472 #include <utmp.h>],
2473 [struct utmp ut;  ut.ut_type = 0;],
2474 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2475 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2476     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2477 fi
2478
2479 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2480 AC_TRY_COMPILE([#include <sys/types.h>
2481 #include <utmp.h>],
2482 [struct utmp ut;  ut.ut_pid = 0;],
2483 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2484 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2485     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2486 fi
2487
2488 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2489 AC_TRY_COMPILE([#include <sys/types.h>
2490 #include <utmp.h>],
2491 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2492 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2493 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2494     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2495 fi
2496
2497 dnl Look for the IPv6 varient by preference. Many systems have both.
2498 AC_CACHE_CHECK([for ut_addr_v6 in utmp],samba_cv_HAVE_UT_UT_ADDR_V6,[
2499 AC_TRY_COMPILE([#include <sys/types.h>
2500 #include <utmp.h>],
2501 [struct utmp ut;  ut.ut_addr_v6[0] = 0;],
2502 samba_cv_HAVE_UT_UT_ADDR_V6=yes,samba_cv_HAVE_UT_UT_ADDR_V6=no,samba_cv_HAVE_UT_UT_ADDR_V6=cross)])
2503 if test x"$samba_cv_HAVE_UT_UT_ADDR_V6" = x"yes"; then
2504     AC_DEFINE(HAVE_UT_UT_ADDR_V6,1,[Whether the utmp struct has a property ut_addr_v6])
2505 fi
2506
2507 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2508 AC_TRY_COMPILE([#include <sys/types.h>
2509 #include <utmp.h>],
2510 [struct utmp ut;  ut.ut_addr = 0;],
2511 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2512 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2513     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2514 fi
2515
2516 if test x$ac_cv_func_pututline = xyes ; then
2517   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2518   AC_TRY_COMPILE([#include <sys/types.h>
2519 #include <utmp.h>],
2520   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2521   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2522   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2523       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2524   fi
2525 fi
2526
2527 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2528 AC_TRY_COMPILE([#include <sys/types.h>
2529 #include <utmpx.h>],
2530 [struct utmpx ux;  ux.ut_syslen = 0;],
2531 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2532 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2533     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2534 fi
2535
2536 fi
2537 # end utmp details
2538
2539
2540 ICONV_LOOK_DIRS="/usr /usr/local /sw /opt"
2541 AC_ARG_WITH(libiconv,
2542 [AS_HELP_STRING([--with-libiconv=BASEDIR], [Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto)])],
2543 [
2544   if test "$withval" = "no" ; then
2545     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2546   else
2547      if test "$withval" != "yes" ; then
2548         ICONV_PATH_SPEC=yes
2549         ICONV_LOOK_DIRS="$withval"
2550      fi
2551   fi
2552 ])
2553
2554 for i in $ICONV_LOOK_DIRS ; do
2555
2556     save_LIBS="$LIBS"
2557     save_LDFLAGS="$LDFLAGS"
2558     save_CPPFLAGS="$CPPFLAGS"
2559
2560     iconv_current_LIBS=""
2561     iconv_current_LDFLAGS=""
2562     iconv_current_CPPFLAGS=""
2563
2564     ICONV_FOUND="no"
2565     unset libext
2566
2567     #  This is here to handle -withval stuff for --with-libiconv
2568     #  Perhaps we should always add a -L
2569     CPPFLAGS="$save_CPPFLAGS -I$i/include"
2570
2571     # Check lib and lib32 library variants to cater for IRIX ABI-specific
2572     # installation paths. This gets a little tricky since we might have iconv
2573     # in both libiconv and in libc. In this case the jm_ICONV test will always
2574     # succeed when the header is found. To counter this, make sure the
2575     # library directory is there and check the ABI directory first (which
2576     # should be harmless on other systems, but causes tons of linker warnings on
2577     # 64bit Ubuntu systems).
2578     # As the build farm doesn't seem to have any IRIX machines with iconv.h
2579     # installed, I've decided to fix the linker warnings.
2580     # -- Kai
2581     # For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2582     for l in "lib" "lib32" "lib/hpux32"; do
2583         if test -d "$i/$l" ; then
2584                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2585                 LIBS=
2586                 export LDFLAGS LIBS CPPFLAGS
2587                 # Try to find iconv(3)
2588                 jm_ICONV($i/$l)
2589                 if test x"$ICONV_FOUND" = "xyes" ; then
2590                     libext="$l"
2591                     break
2592                 fi
2593         fi
2594     done
2595
2596     if test x"$ICONV_FOUND" = "xyes" ; then
2597         iconv_current_LDFLAGS="-L$i/$libext"
2598         iconv_current_CPPFLAGS="-I$i/include"
2599
2600         if test x"$jm_cv_lib_iconv" != x; then
2601             iconv_current_LIBS="$LIBS -l$jm_cv_lib_iconv"
2602         else
2603             # We found iconv in libc.
2604             iconv_current_LIBS=""
2605         fi
2606
2607     fi
2608
2609     if test x"$ICONV_FOUND" = "xyes" ; then
2610
2611         LDFLAGS="$save_LDFLAGS $iconv_current_LDFLAGS"
2612         CPPFLAGS="$save_CPPFLAGS $iconv_current_CPPFLAGS"
2613         LIBS="$save_LIBS $iconv_current_LIBS"
2614         export LDFLAGS LIBS CPPFLAGS
2615
2616         default_dos_charset=no
2617         default_display_charset=no
2618         default_unix_charset=no
2619
2620         # check for default dos charset name
2621         for j in CP850 IBM850 ; do
2622             rjs_CHARSET($j)
2623             default_dos_charset="$ICONV_CHARSET"
2624             if test x"$default_dos_charset" = x"$j"; then
2625                 break
2626             fi
2627         done
2628
2629         # check for default display charset name
2630         for j in ASCII 646 ; do
2631             rjs_CHARSET($j)
2632             default_display_charset="$ICONV_CHARSET"
2633             if test x"$default_display_charset" = x"$j"; then
2634                 break
2635             fi
2636         done
2637
2638         # check for default unix charset name
2639         for j in UTF-8 UTF8 ; do
2640             rjs_CHARSET($j)
2641             default_unix_charset="$ICONV_CHARSET"
2642             if test x"$default_unix_charset" = x"$j"; then
2643                 break
2644             fi
2645         done
2646
2647         if test "$default_dos_charset" != "no" -a \
2648                 "$default_dos_charset" != "cross" -a \
2649                 "$default_display_charset" != "no" -a \
2650                 "$default_display_charset" != "cross" -a \
2651                 "$default_unix_charset" != "no" -a \
2652                 "$default_unix_charset" != "cross"
2653         then
2654                 samba_cv_HAVE_NATIVE_ICONV=yes
2655         else
2656             if test "$default_dos_charset" = "cross" -o \
2657                      "$default_display_charset" = "cross" -o \
2658                      "$default_unix_charset" = "cross"
2659             then
2660                     samba_cv_HAVE_NATIVE_ICONV=cross
2661             else
2662                     samba_cv_HAVE_NATIVE_ICONV=no
2663             fi
2664         fi
2665
2666         # At this point, we have a libiconv candidate. We know that
2667         # we have the right headers and libraries, but we don't know
2668         # whether it does the conversions we want. We can't test this
2669         # because we are cross-compiling. This is not necessarily a big
2670         # deal, since we can't guarantee that the results we get now will
2671         # match the results we get at runtime anyway.
2672         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"cross" ; then
2673             default_dos_charset="CP850"
2674             default_display_charset="ASCII"
2675             default_unix_charset="UTF-8"
2676             samba_cv_HAVE_NATIVE_ICONV=yes
2677             AC_MSG_WARN(assuming the libiconv in $iconv_current_LDFLAGS can convert)
2678             AC_MSG_WARN([$default_dos_charset, $default_display_charset and $default_unix_charset to UCS-16LE])
2679         fi
2680
2681         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes" ; then
2682
2683             CPPFLAGS=$save_CPPFLAGS
2684             LDFLAGS=$save_LDFLAGS
2685             LIBS=$save_LIBS
2686
2687             if test x"$iconv_current_LIBS" != x; then
2688                 LIBS="$LIBS $iconv_current_LIBS"
2689             fi
2690
2691             # Add the flags we need to CPPFLAGS and LDFLAGS
2692             CPPFLAGS="$CPPFLAGS $iconv_current_CPPFLAGS"
2693             LDFLAGS="$LDFLAGS $iconv_current_LDFLAGS"
2694
2695             # Turn the #defines into string literals
2696             default_dos_charset="\"$default_dos_charset\""
2697             default_display_charset="\"$default_display_charset\""
2698             default_unix_charset="\"$default_unix_charset\""
2699
2700             AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2701             AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2702             AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2703             AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2704
2705            break
2706         fi
2707
2708     # We didn't find a working iconv, so keep going
2709     fi
2710
2711     #  We only need to clean these up here for the next pass through the loop
2712     CPPFLAGS=$save_CPPFLAGS
2713     LDFLAGS=$save_LDFLAGS
2714     LIBS=$save_LIBS
2715     export LDFLAGS LIBS CPPFLAGS
2716 done
2717 unset libext
2718
2719
2720 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2721     AC_MSG_WARN([Sufficient support for iconv function was not found.
2722     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2723    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2724    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2725    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2726 fi
2727
2728
2729 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2730 AC_TRY_RUN([
2731 #include <sys/types.h>
2732 #include <fcntl.h>
2733 #ifndef F_GETLEASE
2734 #define F_GETLEASE      1025
2735 #endif
2736 main() {
2737        int fd = open("/dev/null", O_RDONLY);
2738        return fcntl(fd, F_GETLEASE, 0) == -1;
2739 }
2740 ],
2741 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2742 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2743     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2744 fi
2745
2746 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2747 AC_TRY_RUN([
2748 #include <sys/types.h>
2749 #include <fcntl.h>
2750 #include <signal.h>
2751 #ifndef F_NOTIFY
2752 #define F_NOTIFY 1026
2753 #endif
2754 main() {
2755         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2756 }
2757 ],
2758 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2759 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2760     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2761 fi
2762
2763 AC_CACHE_CHECK([for inotify support],samba_cv_HAVE_INOTIFY,[
2764 AC_CHECK_HEADERS(linux/inotify.h asm/unistd.h sys/inotify.h)
2765 AC_CHECK_FUNCS(inotify_init)
2766 AC_HAVE_DECL(__NR_inotify_init, [#include <asm/unistd.h>])
2767 ],
2768 samba_cv_HAVE_INOTIFY=yes,
2769 samba_cv_HAVE_INOTIFY=no,
2770 samba_cv_HAVE_INOTIFY=cross)
2771
2772 if test x"$ac_cv_func_inotify_init" = x"yes" -a x"$ac_cv_header_linux_inotify_h" = x"yes"; then
2773     AC_DEFINE(HAVE_INOTIFY,1,[Whether kernel has inotify support])
2774 fi
2775
2776 #################################################
2777 # Check if FAM notifications are available. For FAM info, see
2778 #       http://oss.sgi.com/projects/fam/
2779 #       http://savannah.nongnu.org/projects/fam/
2780 AC_ARG_ENABLE(fam,
2781 [AS_HELP_STRING([--enable-fam], [Turn on FAM support (default=auto)])])
2782
2783 if test x$enable_fam != xno; then
2784     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2785     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2786         # On IRIX, libfam requires libC, but other FAM implementations
2787         # might not need it.
2788         AC_CHECK_LIB(fam, FAMOpen2,
2789             [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam";
2790             AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2791             [samba_cv_HAVE_LIBFAM=no])
2792
2793         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2794             samba_fam_xtra=-lC
2795             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2796                 [samba_cv_HAVE_LIBFAM=yes; SMB_FAM_LIBS="-lfam -lC";
2797                 AC_DEFINE(HAVE_FAMOPEN2, 1, Define to 1 if there is support for FAMOpen2)],
2798                 [samba_cv_HAVE_LIBFAM=no])
2799             unset samba_fam_xtra
2800         fi
2801     fi
2802     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2803         default_shared_modules="$default_shared_modules vfs_notify_fam"
2804         AC_TRY_COMPILE([#include <fam.h>],
2805                     [enum FAMCodes code = FAMChanged;],
2806                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2807                         [Whether fam.h contains a typedef for enum FAMCodes]),
2808                     [])
2809     fi
2810
2811     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2812         AC_CHECK_LIB(fam, FAMNoExists,
2813             [AC_DEFINE(HAVE_FAMNOEXISTS, 1, Define to 1 if there is support for FAMNoExists)])
2814     fi
2815
2816     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2817         AC_MSG_ERROR(FAM support requested but FAM library not available )
2818     fi
2819 fi
2820
2821 AC_SUBST(SMB_FAM_LIBS)
2822
2823 #################################################
2824 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2825
2826
2827 with_dmapi_support=auto
2828 AC_MSG_CHECKING(whether to use DMAPI support)
2829 AC_ARG_WITH(dmapi,
2830 [AS_HELP_STRING([--with-dmapi], [Include DMAPI/XDSM support (default=auto)])],
2831 [ case "$withval" in
2832   yes|no)
2833     with_dmapi_support=$withval
2834     ;;
2835   esac ]
2836 )
2837 AC_MSG_RESULT([$with_dmapi_support])
2838
2839 if test x"$with_dmapi_support" != xno ; then
2840         SMB_CHECK_DMAPI([], [
2841                 AC_MSG_NOTICE(DMAPI support not present)
2842                 if test x"$with_dmapi_support" = xyes ; then
2843                         AC_MSG_ERROR(no DMAPI support found but requested!)
2844                 fi
2845                 ]
2846         )
2847 fi
2848
2849 # Add TSM SM VFS module only if there are both GPFS and DMAPI support
2850 # Theoretically it should work with AIX JFS2 too but this needs testing
2851 if test x"$ac_cv_header_gpfs_gpl_h" = x"yes" && test x"$samba_dmapi_libs" != x"" ; then
2852     default_shared_modules="$default_shared_modules vfs_tsmsm"
2853 fi
2854
2855 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2856 AC_TRY_RUN([
2857 #include <sys/types.h>
2858 #include <fcntl.h>
2859 #include <signal.h>
2860 #include <sys/file.h>
2861 #ifndef LOCK_MAND
2862 #define LOCK_MAND       32
2863 #define LOCK_READ       64
2864 #endif
2865 main() {
2866         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2867 }
2868 ],
2869 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2870 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2871     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2872 fi
2873
2874
2875 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2876 AC_TRY_COMPILE([#include <sys/types.h>
2877 #include <fcntl.h>],
2878 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2879 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2880 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2881     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2882 fi
2883
2884 #################################################
2885 # Check for POSIX capability support
2886
2887 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2888     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2889     [], [])
2890
2891 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2892
2893     ac_save_LIBS=$LIBS
2894     AC_LIBTESTFUNC(cap, cap_get_proc)
2895
2896     AC_CACHE_CHECK([for POSIX capabilities],
2897             samba_cv_HAVE_POSIX_CAPABILITIES,
2898             [
2899                 AC_TRY_RUN([
2900 #include <sys/types.h>
2901 #include <sys/capability.h>
2902 main() {
2903  cap_t cap;
2904  cap_value_t vals[1];
2905  if (!(cap = cap_get_proc()))
2906    exit(1);
2907  vals[0] = CAP_CHOWN;
2908  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2909  cap_set_proc(cap);
2910  exit(0);
2911 }],
2912                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2913                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2914                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2915             ])
2916
2917 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2918     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2919             [Whether POSIX capabilities are available])
2920 else
2921     LIBS=$ac_save_LIBS
2922 fi
2923
2924 fi
2925
2926 #
2927 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2928 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2929 #
2930
2931 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2932 AC_TRY_COMPILE([#include <sys/types.h>
2933 #if defined(HAVE_RPC_RPC_H)
2934 #include <rpc/rpc.h>
2935 #endif],
2936 [int16 testvar;],
2937 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2938 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2939     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2940 fi
2941
2942 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2943 AC_TRY_COMPILE([#include <sys/types.h>
2944 #if defined(HAVE_RPC_RPC_H)
2945 #include <rpc/rpc.h>
2946 #endif],
2947 [uint16 testvar;],
2948 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2949 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2950     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2951 fi
2952
2953 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2954 AC_TRY_COMPILE([#include <sys/types.h>
2955 #if defined(HAVE_RPC_RPC_H)
2956 #include <rpc/rpc.h>
2957 #endif],
2958 [int32 testvar;],
2959 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2960 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2961     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2962 fi
2963
2964 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2965 AC_TRY_COMPILE([#include <sys/types.h>
2966 #if defined(HAVE_RPC_RPC_H)
2967 #include <rpc/rpc.h>
2968 #endif],
2969 [uint32 testvar;],
2970 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2971 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2972     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2973 fi
2974
2975 dnl
2976 dnl Some systems (SCO) have a problem including
2977 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2978 dnl as a #define in <prot.h> and as part of an enum
2979 dnl in <rpc/rpc.h>.
2980 dnl
2981
2982 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2983 AC_TRY_COMPILE([#include <sys/types.h>
2984 #ifdef HAVE_SYS_SECURITY_H
2985 #include <sys/security.h>
2986 #include <prot.h>
2987 #endif  /* HAVE_SYS_SECURITY_H */
2988 #if defined(HAVE_RPC_RPC_H)
2989 #include <rpc/rpc.h>
2990 #endif],
2991 [int testvar;],
2992 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2993 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2994     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2995 fi
2996
2997 AC_MSG_CHECKING([for test routines])
2998 AC_TRY_RUN([#include "${srcdir-.}/../tests/trivial.c"],
2999            AC_MSG_RESULT(yes),
3000            AC_MSG_ERROR([cant find test code. Aborting config]),
3001            AC_MSG_WARN([cannot run when cross-compiling]))
3002
3003 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
3004 AC_TRY_RUN([#include "${srcdir-.}/../tests/ftruncate.c"],
3005            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
3006 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
3007     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
3008 fi
3009
3010 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
3011 AC_TRY_RUN([#include "${srcdir-.}/../tests/getgroups.c"],
3012            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
3013 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
3014     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
3015 fi
3016
3017 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
3018 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
3019 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
3020 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
3021 AC_CHECK_FUNCS(getpagesize)
3022
3023 ################################################
3024 # look for a method of setting the effective uid
3025 seteuid=no;
3026
3027 if test $seteuid = no; then
3028 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
3029 AC_TRY_RUN([
3030 #define AUTOCONF_TEST 1
3031 #define USE_SETREUID 1
3032 #include "confdefs.h"
3033 #include "${srcdir-.}/lib/util_sec.c"],
3034            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
3035 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
3036     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
3037 fi
3038 fi
3039
3040 # we check for setresuid second as it conflicts with AIO on Linux. 
3041 # see http://samba.org/~tridge/junkcode/aio_uid.c
3042 if test $seteuid = no; then
3043 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
3044 AC_TRY_RUN([
3045 #define AUTOCONF_TEST 1
3046 #define USE_SETRESUID 1
3047 #include "confdefs.h"
3048 #include "${srcdir-.}/lib/util_sec.c"],
3049            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
3050 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
3051     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
3052 fi
3053 fi
3054
3055 if test $seteuid = no; then
3056 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
3057 AC_TRY_RUN([
3058 #define AUTOCONF_TEST 1
3059 #define USE_SETEUID 1
3060 #include "confdefs.h"
3061 #include "${srcdir-.}/lib/util_sec.c"],
3062            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
3063 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
3064     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
3065 fi
3066 fi
3067
3068 if test $seteuid = no; then
3069 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
3070 AC_TRY_RUN([
3071 #define AUTOCONF_TEST 1
3072 #define USE_SETUIDX 1
3073 #include "confdefs.h"
3074 #include "${srcdir-.}/lib/util_sec.c"],
3075            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
3076 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
3077     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
3078 fi
3079 fi
3080
3081 AC_CACHE_CHECK([for the Darwin initgroups system call],
3082         samba_cv_DARWIN_INITGROUPS,
3083         AC_TRY_LINK([
3084 #include <sys/syscall.h>
3085 #include <unistd.h>
3086         ],
3087         [ syscall(SYS_initgroups, 16, NULL, NULL, 0); ],
3088         samba_cv_DARWIN_INITGROUPS=yes,
3089         samba_cv_DARWIN_INITGROUPS=no)
3090 )
3091
3092 if test x"$samba_cv_DARWIN_INITGROUPS" = x"yes" ; then
3093     AC_DEFINE(HAVE_DARWIN_INITGROUPS, 1,
3094         [Whether to use the Darwin-specific initgroups system call])
3095 fi
3096
3097 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
3098 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock.c"],
3099            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
3100 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
3101     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
3102 fi
3103
3104 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
3105 AC_TRY_RUN([#include "${srcdir-.}/../tests/fcntl_lock64.c"],
3106            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
3107 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
3108     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
3109
3110 else
3111
3112 dnl
3113 dnl Don't check for 64 bit fcntl locking if we know that the
3114 dnl glibc2.1 broken check has succeeded.
3115 dnl
3116
3117   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
3118   AC_TRY_RUN([
3119 #if defined(HAVE_UNISTD_H)
3120 #include <unistd.h>
3121 #endif
3122 #include <stdio.h>
3123 #include <stdlib.h>
3124
3125 #ifdef HAVE_FCNTL_H
3126 #include <fcntl.h>
3127 #endif
3128
3129 #ifdef HAVE_SYS_FCNTL_H
3130 #include <sys/fcntl.h>
3131 #endif
3132 main() { struct flock64 fl64;
3133 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
3134 exit(0);
3135 #else
3136 exit(1);
3137 #endif
3138 }],
3139        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
3140
3141   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
3142       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
3143   fi
3144 fi
3145
3146 # glibc up to 2.3.6 had dangerously broken posix_fallocate(). DON'T USE IT.
3147 AC_CACHE_CHECK([for broken posix_fallocate],samba_cv_HAVE_BROKEN_POSIX_FALLOCATE,[
3148 AC_TRY_COMPILE([
3149   #define _XOPEN_SOURCE 600
3150   #include <stdlib.h>
3151   #if defined(__GLIBC__) && ((__GLIBC__ < 2) || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 4))
3152     probably broken posix_fallocate
3153   #endif
3154 ], [
3155 ], 
3156 samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=no,samba_cv_HAVE_BROKEN_POSIX_FALLOCATE=yes)])
3157 if test x"$samba_cv_HAVE_BROKEN_POSIX_FALLOCATE" = xyes; then
3158         AC_DEFINE(HAVE_BROKEN_POSIX_FALLOCATE,, Whether we have a broken posix_fallocate)
3159 fi
3160
3161
3162 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
3163 AC_TRY_COMPILE([#include <sys/types.h>
3164 #include <sys/stat.h>
3165 #include <unistd.h>],
3166 [struct stat st;  st.st_blocks = 0;],
3167 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
3168 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
3169     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
3170 fi
3171
3172 AC_CHECK_TYPES([blksize_t, blkcnt_t], [], [], [[#include <sys/stat.h>]])
3173
3174 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
3175 AC_TRY_COMPILE([#include <sys/types.h>
3176 #include <sys/stat.h>
3177 #include <unistd.h>],
3178 [struct stat st;  st.st_blksize = 0;],
3179 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
3180 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
3181     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
3182 fi
3183
3184 AC_CACHE_CHECK([for st_flags in struct stat],
3185         samba_cv_HAVE_STAT_ST_FLAGS,
3186         [
3187             AC_TRY_COMPILE([#include <sys/types.h>
3188 #include <sys/stat.h>
3189 #include <unistd.h>],
3190             [struct stat st;  st.st_flags = 0;],
3191             samba_cv_HAVE_STAT_ST_FLAGS=yes,
3192             samba_cv_HAVE_STAT_ST_FLAGS=no,
3193             samba_cv_HAVE_STAT_ST_FLAGS=cross)
3194         ])
3195
3196 if test x"$samba_cv_HAVE_STAT_ST_FLAGS" = x"yes"; then
3197     AC_DEFINE(HAVE_STAT_ST_FLAGS, 1,
3198                 [Whether the stat struct has a st_flags member])
3199 fi
3200
3201 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
3202 AC_TRY_COMPILE([
3203 #include <sys/types.h>
3204 #include <sys/acl.h>
3205 #if defined(HAVE_RPCSVC_NIS_H)
3206 #include <rpcsvc/nis.h>
3207 #endif],
3208 [int i;],
3209 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
3210 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
3211         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
3212 fi
3213
3214 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
3215 AC_TRY_RUN([
3216 #include <stdio.h>
3217 #include <limits.h>
3218 #include <signal.h>
3219
3220 void exit_on_core(int ignored) {
3221         exit(1);
3222 }
3223
3224 main() {
3225         char *newpath;
3226         signal(SIGSEGV, exit_on_core);
3227         newpath = realpath("/tmp", NULL);
3228         exit((newpath != NULL) ? 0 : 1);
3229 }
3230 ],
3231 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
3232 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
3233     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
3234 fi
3235
3236 #################################################
3237 # check for AFS clear-text auth support
3238 samba_cv_WITH_AFS=no
3239 AC_MSG_CHECKING(whether to use AFS clear-text auth)
3240 AC_ARG_WITH(afs,
3241 [AS_HELP_STRING([--with-afs], [Include AFS clear-text auth support (default=no)])],
3242 [ case "$withval" in
3243   yes|auto)
3244     AC_MSG_RESULT($withval)
3245     samba_cv_WITH_AFS=$withval
3246     ;;
3247   *)
3248     AC_MSG_RESULT(no)
3249     ;;
3250   esac ],
3251   AC_MSG_RESULT(no)
3252 )
3253
3254 ####################################################
3255 # check for Linux-specific AFS fake-kaserver support
3256 samba_cv_WITH_FAKE_KASERVER=no
3257 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3258 AC_ARG_WITH(fake-kaserver,
3259 [AS_HELP_STRING([--with-fake-kaserver], [Include AFS fake-kaserver support (default=no)])],
3260 [ case "$withval" in
3261   yes|auto)
3262     AC_MSG_RESULT($withval)
3263     samba_cv_WITH_FAKE_KASERVER=$withval
3264     ;;
3265   *)
3266     AC_MSG_RESULT(no)
3267     ;;
3268   esac ],
3269   AC_MSG_RESULT(no)
3270 )
3271
3272 #################################################
3273 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3274 if test x"$samba_cv_WITH_AFS" != x"no" ||
3275    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3276
3277     # see if this box has the OpenSSL DES libraries
3278     AC_CHECK_LIB( crypto, DES_pcbc_encrypt, LIBS="$LIBS -lcrypto" , [AC_ERROR(OpenSSL library: libcrypto ot found!)] )
3279
3280     # see if this box has the afs-headers in /usr/include/afs
3281     AC_MSG_CHECKING(for /usr/include/afs)
3282     if test -d /usr/include/afs; then
3283           AC_MSG_RESULT(yes)
3284     else
3285       AC_MSG_RESULT(no)
3286     fi
3287
3288     # check for afs.h
3289     have_afs_headers=no
3290     AC_CHECK_HEADERS(afs.h afs/afs.h)
3291     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3292         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3293            test x"$samba_cv_WITH_AFS" = x"auto"; then
3294                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3295         else
3296                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3297         fi
3298     else
3299         have_afs_headers=yes
3300     fi
3301 fi
3302
3303 FAKE_KASERVER_OBJ=""
3304 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3305     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3306     FAKE_KASERVER_OBJ="utils/net_afs.o"
3307 fi
3308 AC_SUBST(FAKE_KASERVER_OBJ)
3309
3310 #################################################
3311 # check whether to compile AFS/NT ACL mapping module
3312 samba_cv_WITH_VFS_AFSACL=no
3313 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3314 AC_ARG_WITH(vfs-afsacl,
3315 [AS_HELP_STRING([--with-vfs-afsacl], [Include AFS to NT ACL mapping module (default=no)])],
3316 [ case "$withval" in
3317   yes|auto)
3318     AC_MSG_RESULT($withval)
3319     samba_cv_WITH_VFS_AFSACL=yes
3320     ;;
3321   *)
3322     AC_MSG_RESULT(no)
3323     ;;
3324   esac ],
3325   AC_MSG_RESULT(no)
3326 )
3327
3328 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3329    default_shared_modules="$default_shared_modules vfs_afsacl"
3330 fi
3331         
3332 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3333     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3334 fi
3335
3336 #################################################
3337 # check for the DFS clear-text auth system
3338 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3339 AC_ARG_WITH(dfs,
3340 [AS_HELP_STRING([--with-dce-dfs], [Include DCE/DFS clear-text auth support (default=no)])],
3341 [ case "$withval" in
3342   yes)
3343     AC_MSG_RESULT(yes)
3344     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3345     ;;
3346   *)
3347     AC_MSG_RESULT(no)
3348     ;;
3349   esac ],
3350   AC_MSG_RESULT(no)
3351 )
3352
3353 ########################################################
3354 # Compile with LDAP support?
3355
3356 with_ldap_support=auto
3357 AC_MSG_CHECKING([for LDAP support])
3358
3359 AC_ARG_WITH(ldap,
3360 [AS_HELP_STRING([--with-ldap], [LDAP support (default=auto)])],
3361 [ case "$withval" in
3362     yes|no)
3363         with_ldap_support=$withval
3364         ;;
3365   esac ])
3366
3367 AC_MSG_RESULT($with_ldap_support)
3368
3369 SMBLDAP=""
3370 AC_SUBST(SMBLDAP)
3371 SMBLDAPUTIL=""
3372 AC_SUBST(SMBLDAPUTIL)
3373
3374 if test x"$with_ldap_support" != x"no"; then
3375
3376   ##################################################################
3377   # first test for ldap.h and lber.h
3378   # (ldap.h is required for this test)
3379   AC_CHECK_HEADERS(ldap.h lber.h)
3380
3381   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3382         if test x"$with_ldap_support" = x"yes"; then
3383          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3384         else
3385          AC_MSG_WARN(ldap.h is needed for LDAP support)
3386         fi
3387         
3388         with_ldap_support=no
3389   fi
3390
3391   ##################################################################
3392   # HP/UX does not have ber_tag_t in lber.h - it must be configured as
3393   # unsigned int in include/includes.h
3394   case $host_os in
3395         *hpux*)
3396          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3397          AC_MSG_WARN(ber_tag_t must be configured in includes.h for hpux)
3398         with_ldap_support=yes
3399         ;;
3400         *)
3401         AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3402         if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3403                 if test x"$with_ldap_support" = x"yes"; then
3404                 AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3405                 else
3406                 AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3407                 fi
3408                 with_ldap_support=no
3409         fi
3410         ;;
3411   esac
3412 fi
3413
3414 if test x"$with_ldap_support" != x"no"; then
3415   ac_save_LIBS=$LIBS
3416
3417   ##################################################################
3418   # we might need the lber lib on some systems. To avoid link errors
3419   # this test must be before the libldap test
3420   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3421
3422   ########################################################
3423   # If ber_sockbuf_add_io() is available we can add
3424   # SASL wrapping hooks
3425   AC_CHECK_FUNC_EXT(ber_sockbuf_add_io,$LDAP_LIBS)
3426
3427   AC_CACHE_CHECK([for LDAP_OPT_SOCKBUF],samba_cv_HAVE_LDAP_OPT_SOCKBUF,[
3428                  AC_TRY_COMPILE([#include <ldap.h>],
3429                                 [int val = LDAP_OPT_SOCKBUF;],
3430                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=yes,
3431                         samba_cv_HAVE_LDAP_OPT_SOCKBUF=no)])
3432
3433   if test x"$ac_cv_func_ext_ber_sockbuf_add_io" = x"yes" -a \
3434           x"$samba_cv_HAVE_LDAP_OPT_SOCKBUF" = x"yes"; then
3435         AC_DEFINE(HAVE_LDAP_SASL_WRAPPING, 1, [Support for SASL wrapping])
3436   fi
3437
3438   #######################################################
3439   # if we have LBER_OPT_LOG_PRINT_FN, we can intercept
3440   # ldap logging and print it out in the samba logs
3441   AC_CACHE_CHECK([for LBER_OPT_LOG_PRINT_FN],
3442                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN,
3443                  [AC_TRY_COMPILE([#include <lber.h>],
3444                                  [int val = LBER_OPT_LOG_PRINT_FN;],
3445                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=yes,
3446                                  samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN=no)])
3447
3448   if test x"$samba_cv_HAVE_LBER_OPT_LOG_PRINT_FN" = x"yes"; then
3449         AC_DEFINE(HAVE_LBER_LOG_PRINT_FN, 1,
3450                   [Support for LDAP/LBER logging interception])
3451   fi
3452
3453   ########################################################
3454   # now see if we can find the ldap libs in standard paths
3455   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3456
3457   ########################################################
3458   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3459   # Check found in pam_ldap 145.
3460   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3461
3462   LIBS="$LIBS $LDAP_LIBS"
3463   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3464     AC_TRY_COMPILE([
3465         #include <lber.h>
3466         #include <ldap.h>],
3467         [ldap_set_rebind_proc(0, 0, 0);],
3468         [smb_ldap_cv_ldap_set_rebind_proc=3],
3469         [smb_ldap_cv_ldap_set_rebind_proc=2]
3470     )
3471   ])
3472
3473   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3474
3475   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3476
3477   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3478     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3479     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3480     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3481     default_shared_modules="$default_shared_modules";
3482     SMBLDAP="lib/smbldap.o"
3483     SMBLDAPUTIL="lib/smbldap_util.o"
3484     with_ldap_support=yes
3485     AC_MSG_CHECKING(whether LDAP support is used)
3486     AC_MSG_RESULT(yes)
3487   else
3488     if test x"$with_ldap_support" = x"yes"; then
3489         AC_MSG_ERROR(libldap is needed for LDAP support)
3490     else
3491         AC_MSG_WARN(libldap is needed for LDAP support)
3492     fi
3493
3494     LDAP_LIBS=""
3495     with_ldap_support=no
3496   fi
3497   LIBS=$ac_save_LIBS
3498 fi
3499
3500
3501 #################################################
3502 # active directory support
3503
3504 with_ads_support=auto
3505 AC_MSG_CHECKING([for Active Directory and krb5 support])
3506
3507 AC_ARG_WITH(ads,
3508 [AS_HELP_STRING([--with-ads], [Active Directory support (default=auto)])],
3509 [ case "$withval" in
3510     yes|no)
3511         with_ads_support="$withval"
3512         ;;
3513   esac ])
3514
3515 AC_MSG_RESULT($with_ads_support)
3516
3517 FOUND_KRB5=no
3518 KRB5_LIBS=""
3519
3520 if test x"$with_ldap_support" != x"yes"; then
3521
3522     if test x"$with_ads_support" = x"yes"; then
3523         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3524     elif test x"$with_ads_support" = x"auto"; then
3525         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3526         with_ads_support=no
3527     fi
3528
3529 else
3530
3531     # Check to see whether there is enough LDAP functionality to be able
3532     # to build AD support.
3533
3534 # HPUX only has ldap_init; ok, we take care of this in smbldap.c
3535 case "$host_os" in
3536         *hpux*)
3537     AC_CHECK_FUNC_EXT(ldap_init,$LDAP_LIBS)
3538
3539     if test x"$ac_cv_func_ext_ldap_init" != x"yes"; then
3540         if test x"$with_ads_support" = x"yes"; then
3541             AC_MSG_ERROR(Active Directory support on HPUX requires ldap_init)
3542         elif test x"$with_ads_support" = x"auto"; then
3543             AC_MSG_WARN(Disabling Active Directory support (requires ldap_init on HPUX))
3544             with_ads_support=no
3545         fi
3546     fi
3547     ;;
3548         *)
3549     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3550
3551     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3552         if test x"$with_ads_support" = x"yes"; then
3553             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3554         elif test x"$with_ads_support" = x"auto"; then
3555             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3556             with_ads_support=no
3557         fi
3558     fi
3559     ;;
3560 esac
3561
3562
3563     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3564
3565     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3566         if test x"$with_ads_support" = x"yes"; then
3567             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3568         elif test x"$with_ads_support" = x"auto"; then
3569             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3570             with_ads_support=no
3571         fi
3572     fi
3573
3574 fi
3575
3576 if test x"$with_ads_support" != x"no"; then
3577
3578   # Do no harm to the values of CFLAGS and LIBS while testing for
3579   # Kerberos support.
3580
3581   if test x$FOUND_KRB5 = x"no"; then
3582     #################################################
3583     # check for location of Kerberos 5 install
3584     AC_MSG_CHECKING(for kerberos 5 install path)
3585     AC_ARG_WITH(krb5,
3586     [AS_HELP_STRING([--with-krb5=base-dir], [Locate Kerberos 5 support (default=/usr)])],
3587     [ case "$withval" in
3588       no)
3589         AC_MSG_RESULT(no krb5-path given)
3590         ;;
3591       yes)
3592         AC_MSG_RESULT(/usr)
3593         FOUND_KRB5=yes
3594         ;;
3595       *)
3596         AC_MSG_RESULT($withval)
3597         KRB5_CFLAGS="-I$withval/include"
3598         KRB5_CPPFLAGS="-I$withval/include"
3599         KRB5_LDFLAGS="-L$withval/lib"
3600         FOUND_KRB5=yes
3601         if test -x "$withval/bin/krb5-config"; then
3602                 KRB5CONFIG=$withval/bin/krb5-config
3603         fi
3604         ;;
3605       esac ],
3606       AC_MSG_RESULT(no krb5-path given)
3607     )
3608   fi
3609
3610   #################################################
3611   # check for krb5-config from recent MIT and Heimdal kerberos 5
3612   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3613   AC_MSG_CHECKING(for working krb5-config)
3614   if test -x "$KRB5CONFIG" && $KRB5CONFIG --libs gssapi > /dev/null ; then
3615     ac_save_CFLAGS=$CFLAGS
3616     CFLAGS="";export CFLAGS
3617     ac_save_LDFLAGS=$LDFLAGS
3618     LDFLAGS="";export LDFLAGS
3619     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3620     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3621     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3622     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3623     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3624     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3625     FOUND_KRB5=yes
3626     AC_MSG_RESULT(yes)
3627   else
3628     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3629   fi
3630
3631   if test x$FOUND_KRB5 = x"no"; then
3632     #################################################
3633     # see if this box has the SuSE location for the heimdal krb implementation
3634     AC_MSG_CHECKING(for /usr/include/heimdal)
3635     if test -d /usr/include/heimdal; then
3636       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3637           KRB5_CFLAGS="-I/usr/include/heimdal"
3638           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3639           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3640           FOUND_KRB5=yes
3641           AC_MSG_RESULT(yes)
3642       else
3643           KRB5_CFLAGS="-I/usr/include/heimdal"
3644           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3645           FOUND_KRB5=yes
3646           AC_MSG_RESULT(yes)
3647       fi
3648     else
3649       AC_MSG_RESULT(no)
3650     fi
3651   fi
3652
3653   if test x$FOUND_KRB5 = x"no"; then
3654     #################################################
3655     # see if this box has the RedHat location for kerberos
3656     AC_MSG_CHECKING(for /usr/kerberos)
3657     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3658       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3659       KRB5_CFLAGS="-I/usr/kerberos/include"
3660       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3661       FOUND_KRB5=yes
3662       AC_MSG_RESULT(yes)
3663     else
3664       AC_MSG_RESULT(no)
3665     fi
3666   fi
3667
3668   if test x$FOUND_KRB5 = x"no"; then
3669     #################################################
3670     # see if this box has the OpenBSD location for heimdal krb5
3671     AC_MSG_CHECKING(for /usr/include/kerberosV)
3672     if test -d /usr/include/kerberosV; then
3673       KRB5_CPPFLAGS="-I/usr/include/kerberosV"
3674       KRB5_LIBS="-lcrypto"
3675       FOUND_KRB5=yes
3676       AC_MSG_RESULT(yes)
3677     else
3678       AC_MSG_RESULT(no)
3679     fi
3680   fi
3681
3682   ac_save_CFLAGS=$CFLAGS
3683   ac_save_CPPFLAGS=$CPPFLAGS
3684   ac_save_LDFLAGS=$LDFLAGS
3685
3686   # remove needless evil rpath stuff as early as possible:
3687   LIB_REMOVE_USR_LIB(KRB5_LIBS)
3688   LIB_REMOVE_USR_LIB(KRB5_LDFLAGS)
3689   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3690   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3691   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3692
3693   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3694
3695   # now check for krb5.h. Some systems have the libraries without the headers!
3696   # note that this check is done here to allow for different kerberos
3697   # include paths
3698   AC_CHECK_HEADERS(krb5.h)
3699
3700   if test x"$ac_cv_header_krb5_h" = x"no"; then
3701
3702     # Give a warning if AD support was not explicitly requested,
3703     # i.e with_ads_support = auto, otherwise die with an error.
3704
3705     if test x"$with_ads_support" = x"yes"; then
3706       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3707     else
3708       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3709     fi
3710
3711     # Turn off AD support and restore CFLAGS and LIBS variables
3712
3713     with_ads_support="no"
3714
3715     CFLAGS=$ac_save_CFLAGS
3716     CPPFLAGS=$ac_save_CPPFLAGS
3717     LDFLAGS=$ac_save_LDFLAGS
3718   fi
3719   AC_CHECK_HEADERS([krb5/locate_plugin.h], [], [],
3720 [[#ifdef HAVE_KRB5_H
3721  #include <krb5.h>
3722  #endif
3723 ]])
3724
3725   if test x"$ac_cv_header_krb5_locate_plugin_h" = x"yes"; then
3726         WINBIND_KRB5_LOCATOR="bin/winbind_krb5_locator.$SHLIBEXT"
3727         if test x"$BLDSHARED" = x"true" ; then
3728                 EXTRA_ALL_TARGETS="$EXTRA_ALL_TARGETS $WINBIND_KRB5_LOCATOR"
3729         fi
3730   fi
3731
3732   # check for new heimdal KRB5_DEPRECATED handling
3733
3734   AC_CACHE_CHECK([for KRB5_DEPRECATED define taking an identifier],
3735                 samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER,[
3736     AC_TRY_COMPILE(
3737       [#define KRB5_DEPRECATED 1
3738       #include <krb5.h>],
3739       [],
3740       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=yes,
3741       samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER=no)])
3742
3743   if test x"$samba_cv_HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER" = x"yes"; then
3744     AC_DEFINE(HAVE_KRB5_DEPRECATED_WITH_IDENTIFIER, 1,
3745                [Whether to use deprecated krb5 interfaces])
3746   fi
3747 fi
3748
3749 # Now we have determined whether we really want ADS support
3750 use_ads=no
3751 if test x"$with_ads_support" != x"no"; then
3752   use_ads=yes
3753   have_gssapi=no
3754   ac_save_LIBS=$LIBS
3755
3756   # now check for gssapi headers.  This is also done here to allow for
3757   # different kerberos include paths
3758   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h gssapi/gssapi_ext.h com_err.h)
3759
3760   ##################################################################
3761   # we might need the k5crypto and com_err libraries on some systems
3762   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3763   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3764
3765   # Heimdal checks.
3766   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3767   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3768   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3769
3770   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3771   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3772
3773   ########################################################
3774   # now see if we can find the krb5 libs in standard paths
3775   # or as specified above
3776   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3777   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3778
3779   ########################################################
3780   # now see if we can find the gssapi libs in standard paths
3781   if test x"$have_gssapi" != x"yes"; then
3782      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3783      AC_CHECK_FUNC_EXT(gss_wrap_iov, $KRB5_LIBS)
3784   fi
3785
3786   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3787   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3788   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3789   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3790   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3791   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3792   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS)
3793   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3794   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS)
3795   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3796   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS)
3797   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3798   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS)
3799   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS)
3800   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3801   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3802   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3803   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3804   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3805   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3806   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3807   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3808   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3809   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3810   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3811   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3812   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3813   AC_CHECK_FUNC_EXT(krb5_verify_checksum, $KRB5_LIBS)
3814   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3815   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3816   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3817   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3818   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3819   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3820   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3821   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3822   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3823   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_alloc, $KRB5_LIBS)
3824   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_free, $KRB5_LIBS)
3825   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_get_error, $KRB5_LIBS)
3826   AC_CHECK_FUNC_EXT(krb5_enctype_to_string, $KRB5_LIBS)
3827   AC_CHECK_FUNC_EXT(krb5_fwd_tgt_creds, $KRB5_LIBS)
3828   AC_CHECK_FUNC_EXT(krb5_auth_con_set_req_cksumtype, $KRB5_LIBS)
3829   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_alloc, $KRB5_LIBS)
3830   AC_CHECK_FUNC_EXT(krb5_get_creds_opt_set_impersonate, $KRB5_LIBS)
3831   AC_CHECK_FUNC_EXT(krb5_get_creds, $KRB5_LIBS)
3832   AC_CHECK_FUNC_EXT(krb5_get_credentials_for_user, $KRB5_LIBS)
3833   AC_CHECK_FUNC_EXT(krb5_get_host_realm, $KRB5_LIBS)
3834   AC_CHECK_FUNC_EXT(krb5_free_host_realm, $KRB5_LIBS)
3835
3836   # MIT krb5 1.8 does not expose this call (yet)
3837   AC_CHECK_DECLS(krb5_get_credentials_for_user, [], [], [#include <krb5.h>])
3838
3839   # MIT krb5 1.7beta3 (in Ubuntu Karmic) does not have this declaration
3840   # but does have the symbol
3841   AC_CHECK_DECLS(krb5_auth_con_set_req_cksumtype, [], [], [#include <krb5.h>])
3842
3843   LIBS="$KRB5_LIBS $LIBS"
3844
3845   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3846         smb_krb5_cv_ticket_has_keyinfo,
3847         [
3848             AC_TRY_COMPILE(
3849             [
3850                 #include <krb5.h>
3851             ],
3852             [
3853                 krb5_ticket ticket;
3854                 krb5_kvno kvno;
3855                 krb5_enctype enctype;
3856
3857                 enctype = ticket.enc_part.enctype;
3858                 kvno = ticket.enc_part.kvno;
3859             ],
3860             [ smb_krb5_cv_ticket_has_keyinfo=yes ],
3861             [ smb_krb5_cv_ticket_has_keyinfo=no ])
3862         ])
3863
3864   if test x"$smb_krb5_cv_ticket_has_keyinfo" = x"yes" ; then
3865         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3866             [Whether the krb5_ticket structure contains the kvno and enctype])
3867   fi
3868
3869   AC_CACHE_CHECK(whether krb5_get_init_creds_opt_free takes a context argument,
3870           smb_krb5_cv_creds_opt_free_context,
3871           [
3872                 AC_TRY_COMPILE([
3873                     #include <krb5.h>],
3874                     [
3875                         krb5_context ctx;
3876                         krb5_get_init_creds_opt *opt = NULL;
3877                         krb5_get_init_creds_opt_free(ctx, opt);
3878                     ],
3879                     [smb_krb5_cv_creds_opt_free_context=yes],
3880                     [smb_krb5_cv_creds_opt_free_context=no]
3881                 )
3882           ])
3883
3884   if test x"$smb_krb5_cv_creds_opt_free_context" = x"yes" ; then
3885         AC_DEFINE(KRB5_CREDS_OPT_FREE_REQUIRES_CONTEXT, 1,
3886             [Whether krb5_get_init_creds_opt_free takes a context argument])
3887   fi
3888
3889   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_cv_verify_checksum, [
3890     AC_TRY_COMPILE([
3891         #include <krb5.h>],
3892         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);],
3893         [smb_krb5_cv_verify_checksum=7],
3894         [smb_krb5_cv_verify_checksum=6],
3895     )
3896   ])
3897   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_cv_verify_checksum, [Number of arguments to krb5_verify_checksum])
3898
3899   AC_CACHE_CHECK([for checksum in krb5_checksum],
3900                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3901     AC_TRY_COMPILE([#include <krb5.h>],
3902       [krb5_checksum cksum; cksum.checksum.length = 0;],
3903       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3904       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3905
3906   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3907     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3908                [Whether the krb5_checksum struct has a checksum property])
3909   fi
3910
3911   AC_CACHE_CHECK([for etype in EncryptedData],
3912                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3913     AC_TRY_COMPILE([#include <krb5.h>],
3914       [EncryptedData edata; edata.etype = 0;],
3915       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3916       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3917
3918   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3919     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3920                [Whether the EncryptedData struct has a etype property])
3921   fi
3922
3923   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3924                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3925     AC_TRY_COMPILE([#include <krb5.h>],
3926       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3927       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3928       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3929
3930   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3931     AC_D