r19494: When building with a static Heimdal, make sure not to link against
[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 2.53 or above
4 AC_PREREQ(2.53)
5 AC_INIT(include/includes.h)
6 AC_CONFIG_HEADER(include/config.h)
7
8 SMB_VERSION_STRING=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_OFFICIAL_STRING' | cut -d '"' -f2`
9 echo "SAMBA VERSION: ${SMB_VERSION_STRING}"
10
11 SAMBA_VERSION_SVN_REVISION=`cat $srcdir/include/version.h | grep 'SAMBA_VERSION_SVN_REVISION' | cut -d ' ' -f3-`
12 if test -n "${SAMBA_VERSION_SVN_REVISION}";then
13         echo "BUILD REVISION: ${SAMBA_VERSION_SVN_REVISION}"
14 fi
15
16 AC_LIBREPLACE_LOCATION_CHECKS
17
18 AC_DISABLE_STATIC
19 AC_ENABLE_SHARED
20
21 #################################################
22 # Directory handling stuff to support both the
23 # legacy SAMBA directories and FHS compliant
24 # ones...
25 AC_PREFIX_DEFAULT(/usr/local/samba)
26
27 rootsbindir="\${SBINDIR}"
28 lockdir="\${VARDIR}/locks"
29 piddir="\${VARDIR}/locks"
30 test "${mandir}" || mandir="\${prefix}/man"
31 logfilebase="\${VARDIR}"
32 privatedir="\${prefix}/private"
33 test "${libdir}" || libdir="\${prefix}/lib"
34 pammodulesdir="\${LIBDIR}/security"
35 configdir="\${LIBDIR}"
36 swatdir="\${prefix}/swat"
37
38 AC_ARG_WITH(fhs, 
39 [  --with-fhs              Use FHS-compliant paths (default=no)],
40 [ case "$withval" in
41   yes)
42     lockdir="\${VARDIR}/lib/samba"
43     piddir="\${VARDIR}/run"
44     mandir="\${prefix}/share/man"
45     logfilebase="\${VARDIR}/log/samba"
46     privatedir="\${CONFIGDIR}/private"
47     libdir="\${prefix}/lib/samba"
48     configdir="${sysconfdir}/samba"
49     swatdir="\${DATADIR}/samba/swat"
50     ;;
51   esac])
52
53 #################################################
54 # set private directory location
55 AC_ARG_WITH(privatedir,
56 [  --with-privatedir=DIR   Where to put smbpasswd ($ac_default_prefix/private)],
57 [ case "$withval" in
58   yes|no)
59   #
60   # Just in case anybody calls it without argument
61   #
62     AC_MSG_WARN([--with-privatedir called without argument - will use default])
63   ;;
64   * )
65     privatedir="$withval"
66     ;;
67   esac])
68
69 #################################################
70 # set root sbin directory location
71 AC_ARG_WITH(rootsbindir,
72 [  --with-rootsbindir=DIR  Which directory to use for root sbin ($ac_default_prefix/sbin)],
73 [ case "$withval" in
74   yes|no)
75   #
76   # Just in case anybody calls it without argument
77   #
78     AC_MSG_WARN([--with-rootsbindir called without argument - will use default])
79   ;;
80   * )
81     rootsbindir="$withval"
82     ;;
83   esac])
84
85 #################################################
86 # set lock directory location
87 AC_ARG_WITH(lockdir,
88 [  --with-lockdir=DIR      Where to put lock files ($ac_default_prefix/var/locks)],
89 [ case "$withval" in
90   yes|no)
91   #
92   # Just in case anybody calls it without argument
93   #
94     AC_MSG_WARN([--with-lockdir called without argument - will use default])
95   ;;
96   * )
97     lockdir="$withval"
98     ;;
99   esac])
100
101 #################################################
102 # set pid directory location
103 AC_ARG_WITH(piddir,
104 [  --with-piddir=DIR       Where to put pid files ($ac_default_prefix/var/locks)],
105 [ case "$withval" in
106   yes|no)
107   #
108   # Just in case anybody calls it without argument
109   #
110     AC_MSG_WARN([--with-piddir called without argument - will use default])
111   ;;
112   * )
113     piddir="$withval"
114     ;;
115   esac])
116
117 #################################################
118 # set SWAT directory location
119 AC_ARG_WITH(swatdir,
120 [  --with-swatdir=DIR      Where to put SWAT files ($ac_default_prefix/swat)],
121 [ case "$withval" in
122   yes|no)
123   #
124   # Just in case anybody does it
125   #
126     AC_MSG_WARN([--with-swatdir called without argument - will use default])
127   ;;
128   * )
129     swatdir="$withval"
130     ;;
131   esac])
132
133 #################################################
134 # set configuration directory location
135 AC_ARG_WITH(configdir,
136 [  --with-configdir=DIR    Where to put configuration files ($libdir)],
137 [ case "$withval" in
138   yes|no)
139   #
140   # Just in case anybody does it
141   #
142     AC_MSG_WARN([--with-configdir called without argument - will use default])
143   ;;
144   * )
145     configdir="$withval"
146     ;;
147   esac])
148
149 #################################################
150 # set log directory location
151 AC_ARG_WITH(logfilebase,
152 [  --with-logfilebase=DIR  Where to put log files ($VARDIR)],
153 [ case "$withval" in
154   yes|no)
155   #
156   # Just in case anybody does it
157   #
158     AC_MSG_WARN([--with-logfilebase called without argument - will use default])
159   ;;
160   * )
161     logfilebase="$withval"
162     ;;
163   esac])
164
165 #################################################
166 # set lib directory location
167 AC_ARG_WITH(libdir,
168 [  --with-libdir=DIR       Where to put libdir ($libdir)],
169 [ case "$withval" in
170   yes|no)
171   #
172   # Just in case anybody does it
173   #
174     AC_MSG_WARN([--with-libdir without argument - will use default])
175   ;;
176   * )
177     libdir="$withval"
178     ;;
179   esac])
180
181 #################################################
182 # set PAM modules directory location
183 AC_ARG_WITH(pammodulesdir,
184 [  --with-pammodulesdir=DIR  Which directory to use for PAM modules ($ac_default_prefix/$libdir/security)],
185 [ case "$withval" in
186   yes|no)
187   #
188   # Just in case anybody calls it without argument
189   #
190     AC_MSG_WARN([--with-pammodulesdir called without argument - will use default])
191   ;;
192   * )
193     pammodulesdir="$withval"
194     ;;
195   esac])
196
197 #################################################
198 # set man directory location
199 AC_ARG_WITH(mandir,
200 [  --with-mandir=DIR       Where to put man pages ($mandir)],
201 [ case "$withval" in
202   yes|no)
203   #
204   # Just in case anybody does it
205   #
206     AC_MSG_WARN([--with-mandir without argument - will use default])
207   ;;
208   * )
209     mandir="$withval"
210     ;;
211   esac])
212
213 AC_ARG_WITH(cfenc,
214 [  --with-cfenc=HEADERDIR  Use internal CoreFoundation encoding API
215                           for optimization (Mac OS X/Darwin only)],
216 [
217 # May be in source $withval/CoreFoundation/StringEncodings.subproj.
218 # Should have been in framework $withval/CoreFoundation.framework/Headers.
219 for d in \
220     $withval/CoreFoundation/StringEncodings.subproj \
221     $withval/StringEncodings.subproj \
222     $withval/CoreFoundation.framework/Headers \
223     $withval/Headers \
224     $withval
225 do
226     if test -r $d/CFStringEncodingConverter.h; then
227         ln -sfh $d include/CoreFoundation
228     fi
229 done
230 ])
231
232 SAMBA_CPPFLAGS="-Iinclude -I${srcdir-.}/include  -I. -I${srcdir-.}"
233 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/lib/replace"
234 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/lib/talloc"
235 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/tdb/include"
236 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/libaddns"
237 SAMBA_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/librpc"
238
239 SAMBA_CONFIGURE_CPPFLAGS="${SAMBA_CPPFLAGS} -I${srcdir-.}/popt"
240
241 ## cleanup the $(srcdir) in the Makefile if we are outside of the tree
242 if test "x${srcdir-.}" != "x."; then
243         SAMBA_CPPFLAGS=`echo ${SAMBA_CPPFLAGS} | sed -e "s;${srcdir};\$\(srcdir\);g"`
244 fi
245
246 AC_SUBST(configdir)
247 AC_SUBST(lockdir)
248 AC_SUBST(piddir)
249 AC_SUBST(logfilebase)
250 AC_SUBST(privatedir)
251 AC_SUBST(swatdir)
252 AC_SUBST(bindir)
253 AC_SUBST(sbindir)
254 AC_SUBST(rootsbindir)
255 AC_SUBST(pammodulesdir)
256
257 dnl Unique-to-Samba variables we'll be playing with.
258 AC_SUBST(SAMBA_CPPFLAGS)
259 AC_SUBST(SHELL)
260 AC_SUBST(LDSHFLAGS)
261 AC_SUBST(SONAMEFLAG)
262 AC_SUBST(SHLD)
263 AC_SUBST(HOST_OS)
264 AC_SUBST(PICFLAG)
265 AC_SUBST(PIE_CFLAGS)
266 AC_SUBST(PIE_LDFLAGS)
267 AC_SUBST(SHLIBEXT)
268 AC_SUBST(INSTALLLIBCMD_SH)
269 AC_SUBST(INSTALLLIBCMD_A)
270 AC_SUBST(UNINSTALLLIBCMD_SH)
271 AC_SUBST(UNINSTALLLIBCMD_A)
272 AC_SUBST(INSTALL_LIBMSRPC)
273 AC_SUBST(UNINSTALL_LIBMSRPC)
274 AC_SUBST(LIBMSRPC_SHARED)
275 AC_SUBST(LIBMSRPC)
276 AC_SUBST(INSTALL_LIBADDNS)
277 AC_SUBST(UNINSTALL_LIBADDNS)
278 AC_SUBST(LIBADDNS_SHARED)
279 AC_SUBST(LIBADDNS)
280 AC_SUBST(INSTALL_LIBSMBCLIENT)
281 AC_SUBST(UNINSTALL_LIBSMBCLIENT)
282 AC_SUBST(LIBSMBCLIENT_SHARED)
283 AC_SUBST(LIBSMBCLIENT)
284 AC_SUBST(INSTALL_LIBSMBSHAREMODES)
285 AC_SUBST(UNINSTALL_LIBSMBSHAREMODES)
286 AC_SUBST(LIBSMBSHAREMODES_SHARED)
287 AC_SUBST(LIBSMBSHAREMODES)
288 AC_SUBST(PRINT_LIBS)
289 AC_SUBST(AUTH_LIBS)
290 AC_SUBST(ACL_LIBS)
291 AC_SUBST(PASSDB_LIBS)
292 AC_SUBST(IDMAP_LIBS)
293 AC_SUBST(KRB5_LIBS)
294 AC_SUBST(UUID_LIBS)
295 AC_SUBST(LDAP_LIBS)
296 AC_SUBST(SHLIB_PROGS)
297 AC_SUBST(PAM_MODULES)
298 AC_SUBST(INSTALL_PAM_MODULES)
299 AC_SUBST(UNINSTALL_PAM_MODULES)
300 AC_SUBST(SMBWRAPPER)
301 AC_SUBST(SMBWRAP_OBJS)
302 AC_SUBST(SMBWRAP_INC)
303 AC_SUBST(EXTRA_BIN_PROGS)
304 AC_SUBST(CIFSMOUNT_PROGS)
305 AC_SUBST(INSTALL_CIFSMOUNT)
306 AC_SUBST(UNINSTALL_CIFSMOUNT)
307 AC_SUBST(EXTRA_SBIN_PROGS)
308 AC_SUBST(EXTRA_ALL_TARGETS)
309 AC_SUBST(CONFIG_LIBS)
310 AC_SUBST(NSCD_LIBS)
311
312 ## check for --enable-debug first before checking CFLAGS before
313 ## so that we don't mix -O and -g
314 AC_ARG_ENABLE(debug, 
315 [  --enable-debug          Turn on compiler debugging information (default=no)],
316     [if eval "test x$enable_debug = xyes"; then
317         CFLAGS="${CFLAGS} -g"
318     fi])
319
320 # compile with optimization and without debugging by default, but
321 # allow people to set their own preference.
322 # do this here since AC_CACHE_CHECK apparently sets the CFLAGS to "-g -O2"
323 # if it has no value.  This prevent *very* large debug binaries from occurring
324 # by default.
325 if test "x$CFLAGS" = x; then
326   CFLAGS="-O"
327 fi
328
329 CFLAGS="${CFLAGS} -D_SAMBA_BUILD_=3"
330
331 AC_LIBREPLACE_CC_CHECKS
332
333 m4_include(lib/socket_wrapper/config.m4)
334
335 #################################################
336 # set prefix for 'make test'
337 selftest_prefix="./"
338 AC_SUBST(selftest_prefix)
339 AC_ARG_WITH(selftest-prefix,
340 [  --with-selftest-prefix=DIR    The prefix where make test will be runned ($selftest_prefix)],
341 [ case "$withval" in
342   yes|no)
343     AC_MSG_WARN([--with-selftest-prefix called without argument - will use default])
344   ;;
345   * )
346     selftest_prefix="$withval"
347     ;;
348   esac
349 ])
350
351 #################################################
352 # set path of samba4's smbtorture
353 smbtorture4_path=""
354 AC_SUBST(smbtorture4_path)
355 AC_ARG_WITH(smbtorture4_path,
356 [  --with-smbtorture4-path=PATH    The path to a samba4 smbtorture for make test (none)],
357 [ case "$withval" in
358   yes|no)
359     AC_MSG_ERROR([--with-smbtorture4-path should take a path])
360   ;;
361   * )
362     smbtorture4_path="$withval"
363     if test -z "$smbtorture4_path" -a ! -f $smbtorture4_path; then
364         AC_MSG_ERROR(['$smbtorture_path' does not  exist!]) 
365     fi
366   ;;
367  esac
368 ])
369
370 AC_ARG_ENABLE(developer, [  --enable-developer      Turn on developer warnings and debugging (default=no)],
371     [if eval "test x$enable_developer = xyes"; then
372         developer=yes
373         CFLAGS="${CFLAGS} -gstabs -Wall -Wshadow -Wstrict-prototypes -Wpointer-arith -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
374         # Add -Wdeclaration-after-statement if compiler supports it
375         AC_CACHE_CHECK(
376           [that the C compiler understands -Wdeclaration-after-statement],
377           samba_cv_HAVE_Wdeclaration_after_statement, [
378           AC_TRY_RUN_STRICT([
379             int main(void)
380             {
381                 return 0;
382             }],[-Wdeclaration-after-statement],[$CPPFLAGS],[$LDFLAGS],
383             samba_cv_HAVE_Wdeclaration_after_statement=yes,
384             samba_cv_HAVE_Wdeclaration_after_statement=no,
385             samba_cv_HAVE_Wdeclaration_after_statement=cross)
386        ])
387        if test x"$samba_cv_HAVE_Wdeclaration_after_statement" = x"yes"; then
388             CFLAGS="${CFLAGS} -Wdeclaration-after-statement"
389        fi
390     fi])
391
392 AC_ARG_ENABLE(krb5developer, [  --enable-krb5developer  Turn on developer warnings and debugging, except -Wstrict-prototypes (default=no)],
393     [if eval "test x$enable_krb5developer = xyes"; then
394         developer=yes
395         CFLAGS="${CFLAGS} -gstabs -Wall -Wshadow -Wpointer-arith -Wcast-qual -Wcast-align -Wwrite-strings -DDEBUG_PASSWORD -DDEVELOPER"
396     fi])
397
398 AC_ARG_ENABLE(dmalloc, [  --enable-dmalloc        Enable heap debugging [default=no]])
399
400 if test "x$enable_dmalloc" = xyes
401 then
402         AC_DEFINE(ENABLE_DMALLOC, 1, [Define to turn on dmalloc debugging])
403         AC_DEFINE(DMALLOC_FUNC_CHECK, 1, 
404                   [Define to check invariants around some common functions])
405         LIBS="$LIBS -ldmalloc"  
406 fi
407
408 #################################################
409 # check for a shared memory profiling support
410 AC_MSG_CHECKING(whether to use profiling)
411 AC_ARG_WITH(profiling-data,
412 [  --with-profiling-data   Include gathering source code profile information (default=no)],
413 [ case "$withval" in
414   yes)
415     AC_MSG_RESULT(yes)
416     AC_DEFINE(WITH_PROFILE,1,[Whether to use profiling])
417     samba_cv_WITH_PROFILE=yes
418     ;;
419   *)
420     AC_MSG_RESULT(no)
421     samba_cv_WITH_PROFILE=no
422     ;;
423   esac ],
424   AC_MSG_RESULT(no)
425 )
426
427 dnl Checks for programs.
428
429 AC_PROG_INSTALL
430 AC_PROG_AWK
431 AC_PATH_PROG(PERL, perl)
432
433 AC_CHECK_TOOL(AR, ar)
434
435 dnl Check if we use GNU ld
436 LD=ld
437 AC_PROG_LD_GNU
438
439 dnl Certain versions of GNU ld the default is not to have the 
440 dnl --allow-shlib-undefined flag defined.  This causes a stackload of
441 dnl warnings when building modules.
442 if test "$ac_cv_prog_gnu_ld" = "yes"; then
443         ac_cv_gnu_ld_version=`$LD -v 2>/dev/null | head -1`
444         AC_MSG_CHECKING(GNU ld release date)
445         changequote(,)dnl
446         ac_cv_gnu_ld_date=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([2-9][0-9][0-9][0-9]\)[-]*\([01][0-9]\)[-]*\([0-3][0-9]\).*$,\1\2\3,p'`
447         changequote([,])dnl
448         AC_MSG_RESULT(${ac_cv_gnu_ld_date})
449         if test -n "$ac_cv_gnu_ld_date"; then
450         if test "$ac_cv_gnu_ld_date" -lt 20030217; then
451                 ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
452         fi
453         else
454            AC_MSG_CHECKING(GNU ld release version)
455            changequote(,)dnl
456            ac_cv_gnu_ld_vernr=`echo $ac_cv_gnu_ld_version | sed -n 's,^.*\([1-9][0-9]*\.[0-9][0-9]*\).*$,\1,p'`
457            ac_cv_gnu_ld_vernr_major=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 1`
458            ac_cv_gnu_ld_vernr_minor=`echo $ac_cv_gnu_ld_vernr | cut -d '.' -f 2`
459            changequote([,])dnl
460            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr})
461            AC_MSG_CHECKING(GNU ld release version major)
462            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_major})
463            AC_MSG_CHECKING(GNU ld release version minor)
464            AC_MSG_RESULT(${ac_cv_gnu_ld_vernr_minor})
465            if test "$ac_cv_gnu_ld_vernr_major" -lt 2 || test "$ac_cv_gnu_ld_vernr_minor" -lt 14; then
466              ac_cv_gnu_ld_no_default_allow_shlib_undefined=yes
467            fi
468         fi
469 fi
470
471 dnl look for executable suffix
472 AC_EXEEXT
473
474 dnl Check if C compiler understands -c and -o at the same time
475 AC_PROG_CC_C_O
476 if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
477       BROKEN_CC=
478 else
479       BROKEN_CC=#
480 fi
481 AC_SUBST(BROKEN_CC)
482
483 dnl Check if the C compiler understands -Werror
484 AC_CACHE_CHECK([that the C compiler understands -Werror],samba_cv_HAVE_Werror, [
485  AC_TRY_RUN_STRICT([
486   int main(void)
487   {
488         return 0;
489   }],[-Werror],[$CPPFLAGS],[$LDFLAGS],
490   samba_cv_HAVE_Werror=yes,samba_cv_HAVE_Werror=no,samba_cv_HAVE_Werror=cross)])
491 if test x"$samba_cv_HAVE_Werror" = x"yes"; then
492    Werror_FLAGS="-Werror"
493 else 
494 dnl Check if the C compiler understands -w2
495 AC_CACHE_CHECK([that the C compiler understands -w2],samba_cv_HAVE_w2, [
496  AC_TRY_RUN_STRICT([
497   int main(void)
498   {
499         return 0;
500   }],[-w2],[$CPPFLAGS],[$LDFLAGS],
501   samba_cv_HAVE_w2=yes,samba_cv_HAVE_w2=no,samba_cv_HAVE_w2=cross)])
502 if test x"$samba_cv_HAVE_w2" = x"yes"; then
503    Werror_FLAGS="-w2"
504 fi
505 fi
506
507 dnl Check if the C compiler understands volatile (it should, being ANSI).
508 AC_CACHE_CHECK([that the C compiler understands volatile],samba_cv_volatile, [
509     AC_TRY_COMPILE([#include <sys/types.h>],[volatile int i = 0],
510         samba_cv_volatile=yes,samba_cv_volatile=no)])
511 if test x"$samba_cv_volatile" = x"yes"; then
512    AC_DEFINE(HAVE_VOLATILE, 1, [Whether the C compiler understands volatile])
513 fi
514
515 ############################################
516 # check if the compiler can handle negative enum values
517 # and don't truncate the values to INT_MAX
518 # a runtime test is needed here
519 AC_SUBST(PIDL_ARGS)
520 AC_CACHE_CHECK([that the C compiler understands negative enum values],SMB_BUILD_CC_NEGATIVE_ENUM_VALUES, [
521     AC_TRY_RUN(
522 [
523         #include <stdio.h>
524         enum negative_values { NEGATIVE_VALUE = 0xFFFFFFFF };
525         int main(void) {
526                 enum negative_values v1 = NEGATIVE_VALUE;
527                 unsigned v2 = NEGATIVE_VALUE;
528
529                 if (v1 != 0xFFFFFFFF) {
530                         printf("%u != 0xFFFFFFFF\n", v1);
531                         return 1;
532                 }
533                 if (v2 != 0xFFFFFFFF) {
534                         printf("%u != 0xFFFFFFFF\n", v2);
535                         return 1;
536                 }
537
538                 return 0;
539         }
540 ],
541         SMB_BUILD_CC_NEGATIVE_ENUM_VALUES=yes,SMB_BUILD_CC_NEGATIVE_ENUM_VALUES=no)])
542 if test x"$SMB_BUILD_CC_NEGATIVE_ENUM_VALUES" != x"yes"; then
543         AC_MSG_WARN([using --unit-enums for pidl])
544         PIDL_ARGS="$PIDL_ARGS --uint-enums"
545 fi
546
547 dnl Figure out the flags to support named structure initializers
548
549 LIBREPLACE_C99_STRUCT_INIT([],[AC_MSG_ERROR([c99 structure initializer are not supported])])
550
551 UNAME_S=`(uname -s) 2>/dev/null` || UNAME_S="unknown"
552 AC_MSG_CHECKING(uname -s)
553 AC_MSG_RESULT(${UNAME_S})
554
555 UNAME_R=`(uname -r) 2>/dev/null` || UNAME_R="unknown"
556 AC_MSG_CHECKING(uname -r)
557 AC_MSG_RESULT(${UNAME_R})
558
559 UNAME_M=`(uname -m) 2>/dev/null` || UNAME_M="unknown"
560 AC_MSG_CHECKING(uname -m)
561 AC_MSG_RESULT(${UNAME_M})
562
563 UNAME_P=`(uname -p) 2>/dev/null` || UNAME_P="unknown"
564 AC_MSG_CHECKING(uname -p)
565 AC_MSG_RESULT(${UNAME_P})
566
567 dnl Add #include for broken IRIX header files
568   case "$host_os" in
569         *irix6*)
570                 #TODO add to libreplace
571                 if test x"$ac_cv_prog_gcc" != x"yes" ; then
572                         dnl Fix sensible defaults for MIPSPro compilers. The
573                         dnl error numbers are valid for the 7.3 compilers,
574                         dnl hopefully also valid for the 7.4 series.
575                         dnl
576                         dnl Bugzilla 3801. Force an error on warning 1035
577                         dnl so we don't incorrectly detect stdint.h. This
578                         dnl warning is emitted for #error directives.
579                         CFLAGS="$CFLAGS -diag_error 1035"
580                         dnl 1209: Controlling expression is constant
581                         dnl 1174: Function foo declared but never referenced
582                         dnl 3201: Parameter foo was never referenced
583                         CFLAGS="$CFLAGS -woff 1209,1174,3201"
584                 fi
585         ;;
586 esac
587
588 DYNEXP=
589 AC_SUBST(DYNEXP)
590
591 dnl Add modules that have to be built by default here
592 dnl These have to be built static:
593 default_static_modules="pdb_smbpasswd pdb_tdbsam rpc_lsa rpc_samr rpc_winreg rpc_initshutdown rpc_lsa_ds rpc_wkssvc rpc_svcctl rpc_ntsvcs rpc_net rpc_netdfs rpc_srvsvc rpc_spoolss rpc_eventlog rpc_unixinfo auth_sam auth_unix auth_winbind auth_server auth_domain auth_builtin vfs_default"
594
595 dnl These are preferably build shared, and static if dlopen() is not available
596 default_shared_modules="vfs_recycle vfs_audit vfs_extd_audit vfs_full_audit vfs_netatalk vfs_fake_perms vfs_default_quota vfs_readonly vfs_cap vfs_expand_msdfs vfs_shadow_copy charset_CP850 charset_CP437 auth_script"
597
598 if test "x$developer" = xyes; then
599    default_static_modules="$default_static_modules rpc_rpcecho"
600    default_shared_modules="$default_shared_modules charset_weird"
601 fi
602
603 #
604 # Config CPPFLAG settings for strange OS's that must be set
605 # before other tests. Do NOT invoke AC_CHECK_HEADERS within this
606 # case statement; its first reference must be unconditional.
607 #
608 case "$host_os" in
609 # Try to work out if this is the native HPUX compiler that uses the -Ae flag.
610     *hpux*)
611 #
612 # Defines needed for HPUX support.
613 # HPUX has bigcrypt but (sometimes?) doesn't use it for
614 # password hashing - hence the USE_BOTH_CRYPT_CALLS define.
615 #
616       case `uname -r` in
617                         *9*|*10*)
618                                 CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_POSIX_SOURCE -D_ALIGNMENT_REQUIRED=1 -D_MAX_ALIGNMENT=4 -DMAX_POSITIVE_LOCK_OFFSET=0x1ffffffffffLL"
619                                 AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
620                                 AC_DEFINE(_HPUX_SOURCE, 1, [Whether to use HPUX extensions])
621                                 AC_DEFINE(_POSIX_SOURCE, 1, [Whether to use POSIX compatible functions])
622                                 AC_DEFINE(_ALIGNMENT_REQUIRED,1,[Required alignment])
623                                 AC_DEFINE(_MAX_ALIGNMENT,4,[Maximum alignment])
624                                 ;;
625                         *11*)
626                                 CPPFLAGS="$CPPFLAGS -D_HPUX_SOURCE -D_POSIX_SOURCE -D_LARGEFILE64_SOURCE -D_ALIGNMENT_REQUIRED=1 -D_MAX_ALIGNMENT=4 -DMAX_POSITIVE_LOCK_OFFSET=0x1ffffffffffLL"
627                                 AC_DEFINE(USE_BOTH_CRYPT_CALLS, 1, [Whether to use both of HPUX' crypt calls])
628                                 AC_DEFINE(_HPUX_SOURCE, 1, [Whether to use HPUX extensions])
629                                 AC_DEFINE(_POSIX_SOURCE, 1, [Whether to use POSIX compatible functions])
630                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to use large file support])
631                                 AC_DEFINE(_ALIGNMENT_REQUIRED, 1, [Required alignment])
632                                 AC_DEFINE(_MAX_ALIGNMENT, 4, [Maximum alignment])
633                                 AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Unix 98 sources -- needed for socklen_t in getsockopt on HP/UX 11])
634                                 ;;
635       esac
636       ;;
637
638 #
639 # CRAY Unicos has broken const handling
640        *unicos*)
641           AC_MSG_RESULT([disabling const])
642           CPPFLAGS="$CPPFLAGS -Dconst="
643           ;;
644         
645 #
646 # AIX4.x doesn't even admit to having large
647 # files *at all* unless the -D_LARGE_FILE or -D_LARGE_FILE_API flags are set.
648 #
649     *aix4*)
650           AC_MSG_RESULT([enabling large file support])
651       CPPFLAGS="$CPPFLAGS -D_LARGE_FILES"
652           AC_DEFINE(_LARGE_FILES, 1, [Whether to enable large file support])
653       ;;    
654 #
655 # Defines needed for Solaris 2.6/2.7 aka 7.0 to make it admit
656 # to the existance of large files..
657 # Note that -D_LARGEFILE64_SOURCE is different from the Sun
658 # recommendations on large file support, however it makes the
659 # compile work using gcc 2.7 and 2.8, whereas using the Sun
660 # recommendation makes the compile fail on gcc2.7. JRA.
661 #
662 # Solaris uses SYSV printing.  Make sure to set that here.  --jerry
663 #
664         *solaris*)
665                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
666                 case `uname -r` in
667                         5.0|5.0.*|5.1|5.1.*|5.2|5.2.*|5.3|5.3.*|5.5|5.5.*)
668                                 AC_MSG_RESULT([no large file support])
669                                 ;;
670                         5.*)
671                         AC_MSG_RESULT([enabling large file support])
672                         if test "$ac_cv_prog_gcc" = yes; then
673                                 ${CC-cc} -v >conftest.c 2>&1
674                                 ac_cv_gcc_compiler_version_number=`grep 'gcc version' conftest.c`
675                                 rm -fr conftest.c
676                                 case "$ac_cv_gcc_compiler_version_number" in
677                                         *"gcc version 2.6"*|*"gcc version 2.7"*)
678                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE64_SOURCE -D_REENTRANT"
679                                                 LDFLAGS="$LDFLAGS -lthread"
680                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
681                                                 ;;
682                                         *)
683                                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
684                                                 LDFLAGS="$LDFLAGS -lthread"
685                                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
686                                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
687                                                 ;;
688                                 esac
689                         else
690                                 CPPFLAGS="$CPPFLAGS -D_LARGEFILE_SOURCE -D_REENTRANT -D_FILE_OFFSET_BITS=64"
691                                 LDFLAGS="$LDFLAGS -lthread"
692                                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
693                                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
694                         fi
695                         ;;
696                 esac
697                 ;;
698 #
699 # IRIX uses SYSV printing.  Make sure to set that here
700 #
701         *irix*)
702                 AC_DEFINE(SYSV, 1, [Whether to enable System V compatibility])
703                 ;;
704         *freebsd*|*dragonfly*)
705                 AC_DEFINE(FREEBSD, 1, [Whether the host os is FreeBSD])
706                 ;;
707 #
708 # VOS may need to have POSIX support and System V compatibility enabled.
709 #
710     *vos*)
711     case "$CPPFLAGS" in
712           *-D_POSIX_C_SOURCE*)
713                 ;;
714           *)
715                 CPPFLAGS="$CPPFLAGS -D_POSIX_C_SOURCE=200112L"
716                 AC_DEFINE(_POSIX_C_SOURCE, 200112L, [Whether to enable POSIX support])
717                 ;;
718     esac
719     case "$CPPFLAGS" in
720           *-D_SYSV*|*-D_SVID_SOURCE*)
721                 ;;
722           *)
723                 CPPFLAGS="$CPPFLAGS -D_SYSV"
724                 AC_DEFINE(_SYSV, 1, [Whether to enable System V compatibility])
725     esac
726     ;;
727 #
728 # Tests needed for SINIX large file support.
729 #
730     *sysv4*)
731       if test $host = mips-sni-sysv4 ; then
732         AC_MSG_CHECKING([for LFS support])
733         old_CPPFLAGS="$CPPFLAGS"
734         CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
735         AC_TRY_RUN([
736 #include <unistd.h>
737 main () {
738 #if _LFS64_LARGEFILE == 1
739 exit(0);
740 #else
741 exit(1);
742 #endif
743 }], [SINIX_LFS_SUPPORT=yes], [SINIX_LFS_SUPPORT=no], [SINIX_LFS_SUPPORT=cross])
744         CPPFLAGS="$old_CPPFLAGS"
745         if test x$SINIX_LFS_SUPPORT = xyes ; then
746           CPPFLAGS="-D_LARGEFILE64_SOURCE $CPPFLAGS"
747                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
748           CFLAGS="`getconf LFS64_CFLAGS` $CFLAGS"
749           LDFLAGS="`getconf LFS64_LDFLAGS` $LDFLAGS"
750           LIBS="`getconf LFS64_LIBS` $LIBS"
751         fi
752       AC_MSG_RESULT([$SINIX_LFS_SUPPORT])
753       fi
754     ;;
755
756 # Tests for linux LFS support. Need kernel 2.4 and glibc2.2 or greater support.
757 #
758     *linux*)
759         AC_MSG_CHECKING([for LFS support])
760         old_CPPFLAGS="$CPPFLAGS"
761         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
762        AC_TRY_RUN([
763 #include <unistd.h>
764 #include <sys/utsname.h>
765 #include <string.h>
766 #include <stdlib.h>
767 main() {
768 #if _LFS64_LARGEFILE == 1
769        struct utsname uts;
770        char *release;
771        int major, minor;
772
773        /* Ensure this is glibc 2.2 or higher */
774 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
775        int libc_major = __GLIBC__;
776        int libc_minor = __GLIBC_MINOR__;
777
778        if (libc_major < 2)
779               exit(1);
780        if (libc_minor < 2)
781               exit(1);
782 #endif
783
784        /* Ensure this is kernel 2.4 or higher */
785
786        uname(&uts);
787        release = strdup(uts.release);
788        major = atoi(strsep(&release, "."));
789        minor = atoi(strsep(&release, "."));
790
791        if (major > 2 || (major == 2 && minor > 3))
792                exit(0);
793        exit(1);
794 #else
795        exit(1);
796 #endif
797 }
798 ], [LINUX_LFS_SUPPORT=yes], [LINUX_LFS_SUPPORT=no], [LINUX_LFS_SUPPORT=cross])
799         CPPFLAGS="$old_CPPFLAGS"
800         if test x$LINUX_LFS_SUPPORT = xyes ; then
801                 CPPFLAGS="-D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE $CPPFLAGS"
802                 AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
803                 AC_DEFINE(_FILE_OFFSET_BITS, 64, [File offset bits])
804                 AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
805         fi
806         AC_MSG_RESULT([$LINUX_LFS_SUPPORT])
807         ;;
808
809 #
810 # MacOS X is the *only* system that uses compose character in utf8. This
811 # is so horribly broken....
812 #
813     *darwin*)
814         AC_DEFINE(BROKEN_UNICODE_COMPOSE_CHARACTERS, 1, [Does this system use unicode compose characters])
815
816         # Add a system specific charset module.
817         default_shared_modules="$default_shared_modules charset_macosxfs"
818
819         ;;
820     *hurd*)
821         AC_MSG_CHECKING([for LFS support])
822         old_CPPFLAGS="$CPPFLAGS"
823         CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
824         AC_TRY_RUN([
825 #include <unistd.h>
826 main () {
827 #if _LFS64_LARGEFILE == 1
828 exit(0);
829 #else
830 exit(1);
831 #endif
832 }], [GLIBC_LFS_SUPPORT=yes], [GLIBC_LFS_SUPPORT=no], [GLIBC_LFS_SUPPORT=cross])
833         CPPFLAGS="$old_CPPFLAGS"
834         if test x$GLIBC_LFS_SUPPORT = xyes ; then
835           CPPFLAGS="-D_LARGEFILE64_SOURCE -D_GNU_SOURCE $CPPFLAGS"
836                   AC_DEFINE(_LARGEFILE64_SOURCE, 1, [Whether to enable large file support])
837           AC_DEFINE(_GNU_SOURCE, 1, [Whether to use GNU libc extensions])
838         fi
839       AC_MSG_RESULT([$GLIBC_LFS_SUPPORT])
840     ;;
841
842 esac
843
844 AC_LIBREPLACE_BROKEN_CHECKS
845
846 LIBREPLACE_DIR=`echo ${libreplacedir} | sed -e "s;${srcdir};;" -e "s;^/;;"`
847
848 LIBREPLACE_OBJS=""
849 for obj in ${LIBREPLACEOBJ}; do
850         LIBREPLACE_OBJS="${LIBREPLACE_OBJS} ${LIBREPLACE_DIR}/${obj}"
851 done
852 AC_SUBST(LIBREPLACE_OBJS)
853
854 AC_CHECK_HEADERS(aio.h arpa/inet.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
855 AC_CHECK_HEADERS(unistd.h utime.h grp.h sys/id.h memory.h alloca.h)
856 AC_CHECK_HEADERS(limits.h float.h)
857 AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
858 AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
859 AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h sys/socket.h)
860 AC_CHECK_HEADERS(sys/un.h)
861 AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
862 AC_CHECK_HEADERS(sys/termio.h sys/statfs.h sys/dustat.h sys/statvfs.h stdarg.h sys/sockio.h)
863 AC_CHECK_HEADERS(sys/sysmacros.h dlfcn.h)
864 AC_CHECK_HEADERS(sys/syslog.h syslog.h)
865 AC_CHECK_HEADERS(langinfo.h locale.h)
866 AC_CHECK_HEADERS(xfs/libxfs.h)
867
868 AC_CHECK_HEADERS(rpcsvc/yp_prot.h,,,[[
869 #if HAVE_RPC_RPC_H
870 #include <rpc/rpc.h>
871 #endif
872 ]])
873
874 ## These fail to compile on IRIX so just check for their presence
875 AC_CHECK_HEADERS(sys/mode.h,,,)
876
877 # Look for Darwin headers
878 old_CPPFLAGS="$CPPFLAGS"
879 CPPFLAGS="-Iinclude $CPPFLAGS"
880 AC_CHECK_HEADERS([CoreFoundation/CFStringEncodingConverter.h], [], [AC_CHECK_HEADERS([CFStringEncodingConverter.h])])
881 CPPFLAGS="$old_CPPFLAGS"
882
883 # In valgrind 1.0.x, it's just valgrind.h.  In 1.9.x+ there's a
884 # subdirectory of headers.
885 AC_CHECK_HEADERS(valgrind.h valgrind/valgrind.h valgrind/memcheck.h)
886
887 # check for linux on amd64 since valgrind is not quite there yet
888 case "$host_os" in
889         *linux*)
890                 case "$UNAME_P" in
891                         *x86_64*)
892                                 AC_DEFINE(HAVE_64BIT_LINUX,1,[Whether we are running on 64bit linux])
893                                 ;;
894                 esac
895                 ;;
896 esac
897
898
899 #
900 # HPUX has a bug in that including shadow.h causes a re-definition of MAXINT.
901 # This causes configure to fail to detect it. Check for shadow separately on HPUX.
902 #
903 case "$host_os" in
904     *hpux*)
905                 AC_TRY_COMPILE([#include <shadow.h>],[struct spwd testme],
906                         ac_cv_header_shadow_h=yes,ac_cv_header_shadow_h=no)
907                 if test x"$ac_cv_header_shadow_h" = x"yes"; then
908                    AC_DEFINE(HAVE_SHADOW_H,1,[Whether we have shadow.h])
909                 fi
910         ;;
911 esac
912 AC_CHECK_HEADERS(shadow.h)
913 AC_CHECK_HEADERS(nss.h nss_common.h nsswitch.h ns_api.h sys/security.h)
914 AC_CHECK_HEADERS(syscall.h sys/syscall.h)
915
916 AC_CHECK_HEADERS(sys/acl.h sys/attributes.h attr/xattr.h sys/xattr.h sys/extattr.h sys/uio.h)
917 AC_CHECK_HEADERS(sys/ea.h sys/proplist.h)
918
919 AC_CHECK_HEADERS(sys/cdefs.h glob.h)
920
921 # For experimental utmp support (lastlog on some BSD-like systems)
922 AC_CHECK_HEADERS(utmp.h utmpx.h lastlog.h)
923  
924 AC_CHECK_SIZEOF(int,cross)
925 AC_CHECK_SIZEOF(long,cross)
926 AC_CHECK_SIZEOF(long long,cross)
927 AC_CHECK_SIZEOF(short,cross)
928
929 AC_C_CONST
930 AC_C_INLINE
931 AC_C_BIGENDIAN
932 AC_C_CHAR_UNSIGNED
933
934 AC_TYPE_SIGNAL
935 AC_TYPE_UID_T
936 AC_TYPE_MODE_T
937 AC_TYPE_OFF_T
938 AC_TYPE_SIZE_T
939 AC_TYPE_PID_T
940 AC_STRUCT_ST_RDEV
941 AC_DIRENT_D_OFF
942 AC_CHECK_TYPE(ino_t,unsigned)
943 AC_CHECK_TYPE(loff_t,off_t)
944 AC_CHECK_TYPE(offset_t,loff_t)
945 AC_CHECK_TYPE(ssize_t, int)
946 AC_CHECK_TYPE(wchar_t, unsigned short)
947 AC_CHECK_TYPE(comparison_fn_t, 
948 [AC_DEFINE(HAVE_COMPARISON_FN_T, 1,[Whether or not we have comparison_fn_t])])
949
950 ############################################
951 # for cups support we need libcups, and a handful of header files
952
953 AC_ARG_ENABLE(cups,
954 [  --enable-cups           Turn on CUPS support (default=auto)])
955
956 if test x$enable_cups != xno; then
957         AC_PATH_PROG(CUPS_CONFIG, cups-config)
958
959         if test "x$CUPS_CONFIG" != x; then
960                 AC_DEFINE(HAVE_CUPS,1,[Whether we have CUPS])
961                 CFLAGS="$CFLAGS `$CUPS_CONFIG --cflags`"
962                 LDFLAGS="$LDFLAGS `$CUPS_CONFIG --ldflags`"
963                 PRINT_LIBS="$PRINT_LIBS `$CUPS_CONFIG --libs`"
964         elif test x"$enable_cups" = x"yes"; then
965                 AC_MSG_ERROR(Cups support required but cups-config not located.  Make sure cups-devel related files are installed.)
966         fi
967 fi
968
969 AC_ARG_ENABLE(iprint,
970 [  --enable-iprint         Turn on iPrint support (default=yes if cups is yes)])
971
972 if test x$enable_iprint != xno; then
973         if test "x$CUPS_CONFIG" != x; then
974                 AC_DEFINE(HAVE_IPRINT,1,[Whether we have iPrint])
975         elif test x"$enable_iprint" = x"yes"; then
976                 AC_MSG_ERROR(iPrint support required but cups not enabled.  Make sure cups-devel related files are installed and that cups is enabled.)
977         fi
978 fi
979
980 ############################################
981 # we need dlopen/dlclose/dlsym/dlerror for PAM, the password database plugins and the plugin loading code
982 AC_SEARCH_LIBS(dlopen, [dl])
983 # dlopen/dlclose/dlsym/dlerror will be checked again later and defines will be set then
984
985 ############################################
986 # check if the compiler can do immediate structures
987 AC_CACHE_CHECK([if the compiler will optimize out function calls],samba_cv_optimize_out_funcation_calls, [
988     AC_TRY_LINK([
989 #include <stdio.h>],
990 [
991                 if (0) {
992                    this_function_does_not_exist();
993                 } else {
994                   return 1;
995                 }
996
997 ],
998         samba_cv_optimize_out_funcation_calls=yes,samba_cv_optimize_out_funcation_calls=no)])
999 if test x"$samba_cv_optimize_out_funcation_calls" = x"yes"; then
1000    AC_DEFINE(HAVE_COMPILER_WILL_OPTIMIZE_OUT_FNS,1,[Whether the compiler will optimize out function calls])
1001 fi
1002
1003 ############################################
1004 # check for unix domain sockets
1005 AC_CACHE_CHECK([for unix domain sockets],samba_cv_unixsocket, [
1006     AC_TRY_COMPILE([
1007 #include <sys/types.h>
1008 #include <stdlib.h>
1009 #include <stddef.h>
1010 #include <sys/socket.h>
1011 #include <sys/un.h>],
1012 [
1013   struct sockaddr_un sunaddr; 
1014   sunaddr.sun_family = AF_UNIX;
1015 ],
1016         samba_cv_unixsocket=yes,samba_cv_unixsocket=no)])
1017 if test x"$samba_cv_unixsocket" = x"yes"; then
1018    AC_DEFINE(HAVE_UNIXSOCKET,1,[If we need to build with unixscoket support])
1019 fi
1020
1021
1022 AC_CACHE_CHECK([for socklen_t type],samba_cv_socklen_t, [
1023     AC_TRY_COMPILE([
1024 #include <sys/types.h>
1025 #if STDC_HEADERS
1026 #include <stdlib.h>
1027 #include <stddef.h>
1028 #endif
1029 #include <sys/socket.h>],[socklen_t i = 0],
1030         samba_cv_socklen_t=yes,samba_cv_socklen_t=no)])
1031 if test x"$samba_cv_socklen_t" = x"yes"; then
1032    AC_DEFINE(HAVE_SOCKLEN_T_TYPE,1,[Whether we have the variable type socklen_t])
1033 fi
1034
1035 AC_CACHE_CHECK([for sig_atomic_t type],samba_cv_sig_atomic_t, [
1036     AC_TRY_COMPILE([
1037 #include <sys/types.h>
1038 #if STDC_HEADERS
1039 #include <stdlib.h>
1040 #include <stddef.h>
1041 #endif
1042 #include <signal.h>],[sig_atomic_t i = 0],
1043         samba_cv_sig_atomic_t=yes,samba_cv_sig_atomic_t=no)])
1044 if test x"$samba_cv_sig_atomic_t" = x"yes"; then
1045    AC_DEFINE(HAVE_SIG_ATOMIC_T_TYPE,1,[Whether we have the atomic_t variable type])
1046 fi
1047
1048 AC_CACHE_CHECK([for struct timespec type],samba_cv_struct_timespec, [
1049     AC_TRY_COMPILE([
1050 #include <sys/types.h>
1051 #if STDC_HEADERS
1052 #include <stdlib.h>
1053 #include <stddef.h>
1054 #endif
1055 #if TIME_WITH_SYS_TIME
1056 # include <sys/time.h>
1057 # include <time.h>
1058 #else
1059 # if HAVE_SYS_TIME_H
1060 #  include <sys/time.h>
1061 # else
1062 #  include <time.h>
1063 # endif
1064 #endif
1065 ],[struct timespec ts;],
1066         samba_cv_struct_timespec=yes,samba_cv_struct_timespec=no)])
1067 if test x"$samba_cv_struct_timespec" = x"yes"; then
1068    AC_DEFINE(HAVE_STRUCT_TIMESPEC,1,[Whether we have struct timespec])
1069 fi
1070
1071 # stupid headers have the functions but no declaration. grrrr.
1072 AC_HAVE_DECL(errno, [#include <errno.h>])
1073 AC_HAVE_DECL(setresuid, [#include <unistd.h>])
1074 AC_HAVE_DECL(setresgid, [#include <unistd.h>])
1075 AC_HAVE_DECL(asprintf, [#include <stdio.h>])
1076 AC_HAVE_DECL(vasprintf, [#include <stdio.h>])
1077 AC_HAVE_DECL(vsnprintf, [#include <stdio.h>])
1078 AC_HAVE_DECL(snprintf, [#include <stdio.h>])
1079
1080 # and glibc has setresuid under linux but the function does
1081 # nothing until kernel 2.1.44! very dumb.
1082 AC_CACHE_CHECK([for real setresuid],samba_cv_have_setresuid,[
1083     AC_TRY_RUN([#include <errno.h>
1084 main() { setresuid(1,1,1); setresuid(2,2,2); exit(errno==EPERM?0:1);}],
1085         samba_cv_have_setresuid=yes,samba_cv_have_setresuid=no,samba_cv_have_setresuid=cross)])
1086 if test x"$samba_cv_have_setresuid" = x"yes"; then
1087     AC_DEFINE(HAVE_SETRESUID,1,[Whether the system has setresuid])
1088 fi
1089
1090 # Do the same check for setresguid...
1091 #
1092 AC_CACHE_CHECK([for real setresgid],samba_cv_have_setresgid,[
1093     AC_TRY_RUN([#include <unistd.h>
1094 #include <errno.h>
1095 main() { errno = 0; setresgid(1,1,1); exit(errno != 0 ? (errno==EPERM ? 0 : 1) : 0);}],
1096         samba_cv_have_setresgid=yes,samba_cv_have_setresgid=no,samba_cv_have_setresgid=cross)])
1097 if test x"$samba_cv_have_setresgid" = x"yes"; then
1098     AC_DEFINE(HAVE_SETRESGID,1,[Whether the system has setresgid])
1099 fi
1100
1101 AC_FUNC_MEMCMP
1102
1103 ###############################################
1104 # Readline included by default unless explicitly asked not to
1105 test "${with_readline+set}" != "set" && with_readline=yes
1106
1107 # test for where we get readline() from
1108 AC_MSG_CHECKING(whether to use readline)
1109 AC_ARG_WITH(readline,
1110 [  --with-readline[=DIR]     Look for readline include/libs in DIR (default=auto) ],
1111 [  case "$with_readline" in
1112   yes)
1113     AC_MSG_RESULT(yes)
1114
1115     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1116     AC_CHECK_HEADERS(readline/history.h)
1117
1118     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1119       for termlib in ncurses curses termcap terminfo termlib tinfo; do
1120        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1121       done
1122       AC_CHECK_LIB(readline, rl_callback_handler_install,
1123        [TERMLIBS="-lreadline $TERMLIBS"
1124        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1125        break], [TERMLIBS=], $TERMLIBS)])
1126     ;;
1127   no)
1128     AC_MSG_RESULT(no)
1129     ;;
1130   *)
1131     AC_MSG_RESULT(yes)
1132
1133     # Needed for AC_CHECK_HEADERS and AC_CHECK_LIB to look at
1134     # alternate readline path
1135     _ldflags=${LDFLAGS}
1136     _cppflags=${CPPFLAGS}
1137
1138     # Add additional search path
1139     LDFLAGS="-L$with_readline/lib $LDFLAGS"
1140     CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1141
1142     AC_CHECK_HEADERS(readline.h history.h readline/readline.h)
1143     AC_CHECK_HEADERS(readline/history.h)
1144
1145     AC_CHECK_HEADERS(readline.h readline/readline.h,[
1146       for termlib in ncurses curses termcap terminfo termlib; do
1147        AC_CHECK_LIB(${termlib}, tgetent, [TERMLIBS="-l${termlib}"; break])
1148       done
1149       AC_CHECK_LIB(readline, rl_callback_handler_install,
1150        [TERMLDFLAGS="-L$with_readline/lib"
1151        TERMCPPFLAGS="-I$with_readline/include"
1152        CPPFLAGS="-I$with_readline/include $CPPFLAGS"
1153        TERMLIBS="-lreadline $TERMLIBS"
1154        AC_DEFINE(HAVE_LIBREADLINE,1,[Whether the system has readline])
1155        break], [TERMLIBS= CPPFLAGS=$_cppflags], $TERMLIBS)])
1156
1157     LDFLAGS=$_ldflags
1158     ;;
1159   esac],
1160   AC_MSG_RESULT(no)
1161 )
1162 AC_SUBST(TERMLIBS)
1163 AC_SUBST(TERMLDFLAGS)
1164
1165 # The readline API changed slightly from readline3 to readline4, so
1166 # code will generate warnings on one of them unless we have a few
1167 # special cases.
1168 AC_CHECK_LIB(readline, rl_completion_matches,
1169              [AC_DEFINE(HAVE_NEW_LIBREADLINE, 1, 
1170                         [Do we have rl_completion_matches?])],
1171              [],
1172              [$TERMLIBS])
1173
1174 # not all readline libs have rl_event_hook or history_list
1175 AC_CHECK_DECLS(rl_event_hook, [], [], [#include <readline/readline.h>])
1176 AC_CHECK_LIB(readline, history_list,
1177              [AC_DEFINE(HAVE_HISTORY_LIST, 1, [Do we have history_list?])],
1178              [],
1179              [$TERMLIBS])
1180
1181 # The following test taken from the cvs sources
1182 # If we can't find connect, try looking in -lsocket, -lnsl, and -linet.
1183 # The Irix 5 libc.so has connect and gethostbyname, but Irix 5 also has
1184 # libsocket.so which has a bad implementation of gethostbyname (it
1185 # only looks in /etc/hosts), so we only look for -lsocket if we need
1186 # it.
1187 AC_CHECK_FUNCS(connect)
1188 if test x"$ac_cv_func_connect" = x"no"; then
1189     case "$LIBS" in
1190     *-lnsl*) ;;
1191     *) AC_CHECK_LIB(nsl_s, connect) ;;
1192     esac
1193     case "$LIBS" in
1194     *-lnsl*) ;;
1195     *) AC_CHECK_LIB(nsl, connect) ;;
1196     esac
1197     case "$LIBS" in
1198     *-lsocket*) ;;
1199     *) AC_CHECK_LIB(socket, connect) ;;
1200     esac
1201     case "$LIBS" in
1202     *-linet*) ;;
1203     *) AC_CHECK_LIB(inet, connect) ;;
1204     esac
1205     dnl We can't just call AC_CHECK_FUNCS(connect) here, because the value
1206     dnl has been cached.
1207     if test x"$ac_cv_lib_socket_connect" = x"yes" || 
1208        test x"$ac_cv_lib_inet_connect" = x"yes"; then
1209         # ac_cv_func_connect=yes
1210         # don't!  it would cause AC_CHECK_FUNC to succeed next time configure is run
1211         AC_DEFINE(HAVE_CONNECT,1,[Whether the system has connect()])
1212     fi
1213 fi
1214
1215 ###############################################
1216 # test for where we get yp_get_default_domain() from
1217 AC_SEARCH_LIBS(yp_get_default_domain, [nsl])
1218 AC_CHECK_FUNCS(yp_get_default_domain)
1219
1220 # Check if we have execl, if not we need to compile smbrun.
1221 AC_CHECK_FUNCS(execl)
1222 if test x"$ac_cv_func_execl" = x"no"; then
1223     EXTRA_BIN_PROGS="$EXTRA_BIN_PROGS bin/smbrun\$(EXEEXT)"
1224 fi
1225
1226 AC_CHECK_FUNCS(dlopen dlclose dlsym dlerror waitpid getcwd strdup strndup strnlen strerror chown fchown chmod fchmod chroot link mknod mknod64)
1227 AC_CHECK_FUNCS(strtol strtoll strtoul strtoull strtouq __strtoull)
1228 AC_CHECK_FUNCS(fstat strchr utime utimes getrlimit fsync memset strlcpy strlcat setpgid)
1229 AC_CHECK_FUNCS(memmove vsnprintf snprintf asprintf vasprintf setsid glob strpbrk pipe crypt16 getauthuid)
1230 AC_CHECK_FUNCS(strftime sigprocmask sigblock sigaction sigset innetgr setnetgrent getnetgrent endnetgrent)
1231 AC_CHECK_FUNCS(initgroups select poll rdchk getgrnam getgrent pathconf realpath)
1232 AC_CHECK_FUNCS(setpriv setgidx setuidx setgroups sysconf mktime rename ftruncate chsize stat64 fstat64)
1233 AC_CHECK_FUNCS(lstat64 fopen64 atexit grantpt dup2 lseek64 ftruncate64)
1234 AC_CHECK_FUNCS(fseek64 fseeko64 ftell64 ftello64 setluid getpwanam setlinebuf)
1235 AC_CHECK_FUNCS(opendir64 readdir64 seekdir64 telldir64 rewinddir64 closedir64)
1236 AC_CHECK_FUNCS(getpwent_r)
1237 AC_CHECK_FUNCS(getdents getdents64)
1238 AC_CHECK_FUNCS(srandom random srand rand setenv usleep strcasecmp fcvt fcvtl symlink readlink)
1239 AC_CHECK_FUNCS(syslog vsyslog timegm)
1240 AC_CHECK_FUNCS(setlocale nl_langinfo)
1241 AC_CHECK_FUNCS(nanosleep)
1242 AC_CHECK_FUNCS(mlock munlock mlockall munlockall)
1243 AC_CHECK_HEADERS(sys/mman.h)
1244 # setbuffer, shmget, shm_open are needed for smbtorture
1245 AC_CHECK_FUNCS(setbuffer shmget shm_open)
1246
1247 # Find a method of generating a stack trace
1248 AC_CHECK_HEADERS(execinfo.h libexc.h libunwind.h)
1249 AC_CHECK_FUNCS(backtrace_symbols)
1250 AC_CHECK_LIB(exc, trace_back_stack)
1251
1252 # Note that all the libunwind symbols in the API are defined to internal
1253 # platform-specific version, so we must include libunwind.h before checking
1254 # any of them.
1255 AC_MSG_CHECKING([for libunwind])
1256 save_LIBS=$LIBS
1257 if test x"$UNAME_P" = xunknown ; then
1258     # This probably won't link without the platform-specific libunwind.
1259     LIBS="$LIBS -lunwind"
1260 else
1261     # Add the platform-specific libunwind module. uname -p seems the most
1262     # plausible option and works for ia64, where libunwind is most useful.
1263     LIBS="$LIBS -lunwind -lunwind-$UNAME_P"
1264 fi
1265
1266 AC_TRY_LINK(
1267     [
1268 #ifdef HAVE_LIBUNWIND_H
1269 #include <libunwind.h>
1270 #endif
1271     ],
1272     [
1273         unw_context_t ctx; unw_cursor_t cur;
1274         char buf[256]; unw_word_t off; 
1275         unw_getcontext(&ctx); unw_init_local(&cur, &ctx);
1276         unw_get_proc_name(&cur, buf, sizeof(buf), &off);
1277     ],
1278     [
1279         AC_MSG_RESULT(yes)
1280         AC_DEFINE(HAVE_LIBUNWIND, 1, [Whether libunwind is available])
1281
1282         # If we have libunwind, test whether we also have libunwind-ptrace
1283         # which would let us unwind arbitrary processes.
1284         save_LIBS=$LIBS
1285         AC_CHECK_HEADERS(libunwind-ptrace.h)
1286         AC_CHECK_LIB(unwind-ptrace, _UPT_create,
1287             [
1288                 LIBUNWIND_PTRACE="-lunwind-ptrace";
1289                 AC_DEFINE(HAVE_LIBUNWIND_PTRACE, 1,
1290                     [Whether libunwind-ptrace.a is available.])
1291             ],
1292             [ LIBUNWIND_PTRACE="" ])
1293
1294         LIBS=$save_LIBS
1295     ],
1296     [
1297         AC_MSG_RESULT(no)
1298         LIBS=$save_LIBS
1299     ])
1300
1301 # To use libunwind-ptrace, we also need to make some ptrace system calls.
1302 if test x"$LIBUNWIND_PTRACE" != x"" ; then
1303     AC_CHECK_HEADERS(sys/ptrace.h)
1304     AC_MSG_CHECKING([for the Linux ptrace(2) interface])
1305     AC_TRY_LINK(
1306             [
1307 #if HAVE_SYS_TYPES_H
1308 #include <sys/types.h>
1309 #endif
1310 #if HAVE_SYS_PTRACE_H
1311 #include <sys/ptrace.h>
1312 #endif
1313             ],
1314             [
1315                 int main(int argc, const char ** argv)
1316                 {
1317                         pid_t me = (pid_t)-1;
1318                         ptrace(PTRACE_ATTACH, me, 0, 0);
1319                         ptrace(PTRACE_DETACH, me, 0, 0);
1320                         return 0;
1321                 }
1322             ],
1323             [
1324                 AC_MSG_RESULT(yes)
1325                 AC_DEFINE(HAVE_LINUX_PTRACE, 1,
1326                     [Whether the Linux ptrace(2) interface is available.])
1327             ],
1328             [
1329                 AC_MSG_RESULT(no)
1330                 LIBUNWIND_PTRACE=""
1331             ])
1332 fi
1333
1334 AC_SUBST(LIBUNWIND_PTRACE)
1335
1336 AC_CHECK_FUNCS(_dup _dup2 _opendir _readdir _seekdir _telldir _closedir)
1337 AC_CHECK_FUNCS(__dup __dup2 __opendir __readdir __seekdir __telldir __closedir)
1338 AC_CHECK_FUNCS(__getcwd _getcwd)
1339 AC_CHECK_FUNCS(__xstat __fxstat __lxstat)
1340 AC_CHECK_FUNCS(_stat _lstat _fstat __stat __lstat __fstat)
1341 AC_CHECK_FUNCS(_acl __acl _facl __facl _open __open _chdir __chdir)
1342 AC_CHECK_FUNCS(_close __close _fchdir __fchdir _fcntl __fcntl)
1343 AC_CHECK_FUNCS(getdents __getdents _lseek __lseek _read __read)
1344 AC_CHECK_FUNCS(getdirentries _write __write _fork __fork)
1345 AC_CHECK_FUNCS(_stat64 __stat64 _fstat64 __fstat64 _lstat64 __lstat64)
1346 AC_CHECK_FUNCS(__sys_llseek llseek _llseek __llseek readdir64 _readdir64 __readdir64)
1347 AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
1348 AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
1349 AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
1350 AC_CHECK_FUNCS(prctl)
1351
1352 AC_TRY_COMPILE([
1353 #ifdef HAVE_SYS_PRCTL_H
1354 #include <sys/prctl.h>
1355 #endif
1356 ],
1357 [int i; i = prtcl(0); ],
1358 AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
1359
1360 #
1361
1362 #
1363 case "$host_os" in
1364     *linux*)
1365        # glibc <= 2.3.2 has a broken getgrouplist
1366        AC_TRY_RUN([
1367 #include <unistd.h>
1368 #include <sys/utsname.h>
1369 main() {
1370        /* glibc up to 2.3 has a broken getgrouplist */
1371 #if defined(__GLIBC__) && defined(__GLIBC_MINOR__)
1372        int libc_major = __GLIBC__;
1373        int libc_minor = __GLIBC_MINOR__;
1374
1375        if (libc_major < 2)
1376               exit(1);
1377        if ((libc_major == 2) && (libc_minor <= 3))
1378               exit(1);
1379 #endif
1380        exit(0);
1381 }
1382 ], [linux_getgrouplist_ok=yes], [linux_getgrouplist_ok=no])
1383        if test x"$linux_getgrouplist_ok" = x"yes"; then
1384           AC_DEFINE(HAVE_GETGROUPLIST, 1, [Have good getgrouplist])
1385        fi
1386        ;;
1387     *)
1388        AC_CHECK_FUNCS(getgrouplist)
1389        ;;
1390 esac
1391
1392 #
1393 # stat64 family may need <sys/stat.h> on some systems, notably ReliantUNIX
1394 #
1395
1396 if test x$ac_cv_func_stat64 = xno ; then
1397   AC_MSG_CHECKING([for stat64 in <sys/stat.h>])
1398   AC_TRY_LINK([
1399 #if defined(HAVE_UNISTD_H)
1400 #include <unistd.h>
1401 #endif
1402 #include <sys/stat.h>
1403 ], [struct stat64 st64; exit(stat64(".",&st64));], [ac_cv_func_stat64=yes])
1404   AC_MSG_RESULT([$ac_cv_func_stat64])
1405   if test x$ac_cv_func_stat64 = xyes ; then
1406     AC_DEFINE(HAVE_STAT64,1,[Whether stat64() is available])
1407   fi
1408 fi
1409
1410 if test x$ac_cv_func_lstat64 = xno ; then
1411   AC_MSG_CHECKING([for lstat64 in <sys/stat.h>])
1412   AC_TRY_LINK([
1413 #if defined(HAVE_UNISTD_H)
1414 #include <unistd.h>
1415 #endif
1416 #include <sys/stat.h>
1417 ], [struct stat64 st64; exit(lstat64(".",&st64));], [ac_cv_func_lstat64=yes])
1418   AC_MSG_RESULT([$ac_cv_func_lstat64])
1419   if test x$ac_cv_func_lstat64 = xyes ; then
1420     AC_DEFINE(HAVE_LSTAT64,[Whether lstat64() is available])
1421   fi
1422 fi
1423
1424 if test x$ac_cv_func_fstat64 = xno ; then
1425   AC_MSG_CHECKING([for fstat64 in <sys/stat.h>])
1426   AC_TRY_LINK([
1427 #if defined(HAVE_UNISTD_H)
1428 #include <unistd.h>
1429 #endif
1430 #include <sys/stat.h>
1431 ], [struct stat64 st64; exit(fstat64(0,&st64));], [ac_cv_func_fstat64=yes])
1432   AC_MSG_RESULT([$ac_cv_func_fstat64])
1433   if test x$ac_cv_func_fstat64 = xyes ; then
1434     AC_DEFINE(HAVE_FSTAT64,1,[Whether fstat64() is available])
1435   fi
1436 fi
1437
1438 #################################################
1439 # Check whether struct stat has timestamps with sub-second resolution.
1440 # At least IRIX and Solaris have these.
1441 #
1442 # We check that 
1443 #       all of st_mtim, st_atim and st_ctim exist
1444 #       all of the members are in fact of type struct timespec
1445 #
1446 # There is some conflicting standards weirdness about whether we should use
1447 # "struct timespec" or "timespec_t". Linux doesn't have timespec_t, so we
1448 # prefer struct timespec.
1449
1450 AC_CACHE_CHECK([whether struct stat has sub-second timestamps], samba_stat_hires,
1451     [
1452         AC_TRY_COMPILE(
1453             [
1454 #if TIME_WITH_SYS_TIME
1455 # include <sys/time.h>
1456 # include <time.h>
1457 #else
1458 # if HAVE_SYS_TIME_H
1459 #  include <sys/time.h>
1460 # else
1461 #  include <time.h>
1462 # endif
1463 #endif
1464 #ifdef HAVE_SYS_STAT_H
1465 #include <sys/stat.h>
1466 #endif
1467             ],
1468             [
1469                 struct timespec t;
1470                 struct stat s = {0};
1471                 t.tv_sec = s.st_mtim.tv_sec;
1472                 t.tv_nsec = s.st_mtim.tv_nsec;
1473                 t.tv_sec = s.st_ctim.tv_sec;
1474                 t.tv_nsec = s.st_ctim.tv_nsec;
1475                 t.tv_sec = s.st_atim.tv_sec;
1476                 t.tv_nsec = s.st_atim.tv_nsec;
1477             ],
1478             samba_stat_hires=yes, samba_stat_hires=no)
1479     ])
1480
1481 if test x"$samba_stat_hires" = x"yes" ; then
1482     AC_DEFINE(HAVE_STAT_ST_MTIM, 1, [whether struct stat contains st_mtim])
1483     AC_DEFINE(HAVE_STAT_ST_ATIM, 1, [whether struct stat contains st_atim])
1484     AC_DEFINE(HAVE_STAT_ST_CTIM, 1, [whether struct stat contains st_ctim])
1485     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1486             [whether struct stat has sub-second timestamps])
1487 fi
1488
1489 AC_CACHE_CHECK([whether struct stat has sub-second timestamps without struct timespec], samba_stat_hires_notimespec,
1490     [
1491         AC_TRY_COMPILE(
1492             [
1493 #if TIME_WITH_SYS_TIME
1494 # include <sys/time.h>
1495 # include <time.h>
1496 #else
1497 # if HAVE_SYS_TIME_H
1498 #  include <sys/time.h>
1499 # else
1500 #  include <time.h>
1501 # endif
1502 #endif
1503 #ifdef HAVE_SYS_STAT_H
1504 #include <sys/stat.h>
1505 #endif
1506             ],
1507             [
1508                 struct timespec t;
1509                 struct stat s = {0};
1510                 t.tv_sec = s.st_mtime;
1511                 t.tv_nsec = s.st_mtimensec;
1512                 t.tv_sec = s.st_ctime;
1513                 t.tv_nsec = s.st_ctimensec;
1514                 t.tv_sec = s.st_atime;
1515                 t.tv_nsec = s.st_atimensec;
1516             ],
1517             samba_stat_hires=yes, samba_stat_hires=no)
1518     ])
1519
1520 if test x"$samba_stat_hires_notimespec" = x"yes" ; then
1521     AC_DEFINE(HAVE_STAT_ST_MTIMENSEC, 1, [whether struct stat contains st_mtimensec])
1522     AC_DEFINE(HAVE_STAT_ST_ATIMENSEC, 1, [whether struct stat contains st_atimensec])
1523     AC_DEFINE(HAVE_STAT_ST_CTIMENSEC, 1, [whether struct stat contains st_ctimensec])
1524     AC_DEFINE(HAVE_STAT_HIRES_TIMESTAMPS, 1,
1525             [whether struct stat has sub-second timestamps without struct timespec])
1526 fi
1527
1528 #####################################
1529 # needed for SRV lookups
1530 AC_CHECK_LIB(resolv, dn_expand)
1531 AC_CHECK_LIB(resolv, _dn_expand)
1532 AC_CHECK_LIB(resolv, __dn_expand)
1533
1534 #
1535 # Check for the functions putprpwnam, set_auth_parameters,
1536 # getspnam, bigcrypt and getprpwnam in -lsec and -lsecurity
1537 # Needed for OSF1 and HPUX.
1538 #
1539
1540 AC_LIBTESTFUNC(security, putprpwnam)
1541 AC_LIBTESTFUNC(sec, putprpwnam)
1542
1543 AC_LIBTESTFUNC(security, set_auth_parameters)
1544 AC_LIBTESTFUNC(sec, set_auth_parameters)
1545
1546 # UnixWare 7.x has its getspnam in -lgen
1547 AC_LIBTESTFUNC(gen, getspnam)
1548
1549 AC_LIBTESTFUNC(security, getspnam)
1550 AC_LIBTESTFUNC(sec, getspnam)
1551
1552 AC_LIBTESTFUNC(security, bigcrypt)
1553 AC_LIBTESTFUNC(sec, bigcrypt)
1554
1555 AC_LIBTESTFUNC(security, getprpwnam)
1556 AC_LIBTESTFUNC(sec, getprpwnam)
1557
1558 AC_CHECK_FUNCS(strsignal)
1559
1560 ############################################
1561 # Check if we have libattr
1562 case "$host_os" in
1563   *osf*)
1564         AC_SEARCH_LIBS(getproplist, [proplist])
1565         AC_CHECK_FUNCS(getproplist fgetproplist setproplist fsetproplist)
1566         AC_CHECK_FUNCS(delproplist fdelproplist add_proplist_entry get_proplist_entry)
1567         AC_CHECK_FUNCS(sizeof_proplist_entry)
1568   ;;
1569   *)
1570         AC_SEARCH_LIBS(getxattr, [attr])
1571         AC_CHECK_FUNCS(getxattr lgetxattr fgetxattr listxattr llistxattr)
1572         AC_CHECK_FUNCS(getea fgetea lgetea listea flistea llistea)
1573         AC_CHECK_FUNCS(removeea fremoveea lremoveea setea fsetea lsetea)
1574         AC_CHECK_FUNCS(flistxattr removexattr lremovexattr fremovexattr)
1575         AC_CHECK_FUNCS(setxattr lsetxattr fsetxattr)
1576         AC_CHECK_FUNCS(attr_get attr_list attr_set attr_remove)
1577         AC_CHECK_FUNCS(attr_getf attr_listf attr_setf attr_removef)
1578   ;;
1579 esac
1580
1581 ########################################################
1582 # Do xattr functions take additional options like on Darwin?
1583 if test x"$ac_cv_func_getxattr" = x"yes" ; then
1584         AC_CACHE_CHECK([whether xattr interface takes additional options], smb_attr_cv_xattr_add_opt, [
1585                 old_LIBS=$LIBS
1586                 LIBS="$LIBS $ACL_LIBS"
1587                 AC_TRY_COMPILE([
1588                         #include <sys/types.h>
1589                         #if HAVE_ATTR_XATTR_H
1590                         #include <attr/xattr.h>
1591                         #elif HAVE_SYS_XATTR_H
1592                         #include <sys/xattr.h>
1593                         #endif
1594                 ],[
1595                         getxattr(0, 0, 0, 0, 0, 0);
1596                 ],
1597                 [smb_attr_cv_xattr_add_opt=yes],
1598                 [smb_attr_cv_xattr_add_opt=no;LIBS=$old_LIBS])
1599         ])
1600         if test x"$smb_attr_cv_xattr_add_opt" = x"yes"; then
1601                 AC_DEFINE(XATTR_ADD_OPT, 1, [xattr functions have additional options])
1602         fi
1603 fi
1604
1605 # Check if we have extattr
1606 case "$host_os" in
1607   *freebsd4* | *dragonfly* )
1608     AC_DEFINE(BROKEN_EXTATTR, 1, [Does extattr API work])
1609     ;;
1610   *)
1611     AC_CHECK_FUNCS(extattr_delete_fd extattr_delete_file extattr_delete_link)
1612     AC_CHECK_FUNCS(extattr_get_fd extattr_get_file extattr_get_link)
1613     AC_CHECK_FUNCS(extattr_list_fd extattr_list_file extattr_list_link)
1614     AC_CHECK_FUNCS(extattr_set_fd extattr_set_file extattr_set_link)
1615     ;;
1616 esac
1617
1618 # Set defaults
1619 PIE_CFLAGS=""
1620 PIE_LDFLAGS=""
1621 AC_ARG_ENABLE(pie, [  --enable-pie            Turn on pie support if available (default=yes)])
1622
1623 if test "x$enable_pie" != xno
1624 then
1625         AC_CACHE_CHECK(for -pie and -fPIE, samba_cv_fpie,
1626         [
1627                 cat > conftest.c <<EOF
1628 int foo;
1629 main () { return 0;}
1630 EOF
1631                 if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fPIE -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
1632                 then
1633                         samba_cv_fpie=yes
1634                 else
1635                         samba_cv_fpie=no
1636                 fi
1637                 rm -f conftest*
1638         ])
1639         if test x"${samba_cv_fpie}" = x"yes"
1640         then
1641                 PIE_CFLAGS="-fPIE"
1642                 PIE_LDFLAGS="-pie"
1643         fi
1644 fi
1645
1646 # Assume non-shared by default and override below
1647 BLDSHARED="false"
1648
1649 # these are the defaults, good for lots of systems
1650 HOST_OS="$host_os"
1651 LDSHFLAGS="-shared"
1652 SONAMEFLAG="#"
1653 SHLD="\${CC} \${CFLAGS}"
1654 PICFLAG="${PIE_CFLAGS}"
1655 SHLIBEXT="so"
1656
1657 # this bit needs to be modified for each OS that supports share libs
1658 # You need to specify how to create a shared library and
1659 # how to compile C code to produce PIC object files
1660
1661 AC_MSG_CHECKING([ability to build shared libraries])
1662
1663 # and these are for particular systems
1664 case "$host_os" in
1665                 *linux*)   AC_DEFINE(LINUX,1,[Whether the host os is linux])
1666                         BLDSHARED="true"
1667                         if test "${ac_cv_gnu_ld_no_default_allow_shlib_undefined}" = "yes"; then
1668                                 LDSHFLAGS="-shared -Wl,-Bsymbolic -Wl,--allow-shlib-undefined" 
1669                         else
1670                                 LDSHFLAGS="-shared -Wl,-Bsymbolic" 
1671                         fi
1672                         DYNEXP="-Wl,--export-dynamic"
1673                         PICFLAG="-fPIC"
1674                         SONAMEFLAG="-Wl,-soname="
1675                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1676                         ;;
1677                 *solaris*) AC_DEFINE(SUNOS5,1,[Whether the host os is solaris])
1678                         BLDSHARED="true"
1679                         LDSHFLAGS="-G"
1680                         SONAMEFLAG="-h "
1681                         if test "${GCC}" = "yes"; then
1682                                 PICFLAG="-fPIC"
1683                                 SONAMEFLAG="-Wl,-soname="
1684                                 if test "${ac_cv_prog_gnu_ld}" = "yes"; then
1685                                         DYNEXP="-Wl,-E"
1686                                 fi
1687                         else
1688                                 PICFLAG="-KPIC"
1689                                 ## ${CFLAGS} added for building 64-bit shared 
1690                                 ## libs using Sun's Compiler
1691                                 LDSHFLAGS="-G \${CFLAGS}"
1692                         fi
1693                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1694                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1695                         ;;
1696                 *sunos*) AC_DEFINE(SUNOS4,1,[Whether the host os is sunos4])
1697                         BLDSHARED="true"
1698                         LDSHFLAGS="-G"
1699                         SONAMEFLAG="-Wl,-h,"
1700                         PICFLAG="-KPIC"   # Is this correct for SunOS
1701                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1702                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1703                         ;;
1704                 *netbsd* | *freebsd* | *dragonfly* )  
1705                         BLDSHARED="true"
1706                         LDSHFLAGS="-shared"
1707                         DYNEXP="-Wl,--export-dynamic"
1708                         SONAMEFLAG="-Wl,-soname,"
1709                         PICFLAG="-fPIC -DPIC"
1710                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1711                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1712                         ;;
1713                 *openbsd*)  BLDSHARED="true"
1714                         LDSHFLAGS="-shared"
1715                         DYNEXP="-Wl,-Bdynamic"
1716                         SONAMEFLAG="-Wl,-soname,"
1717                         PICFLAG="-fPIC"
1718                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1719                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1720                         ;;
1721                 *irix*) AC_DEFINE(IRIX,1,[Whether the host os is irix])
1722                         case "$host_os" in
1723                         *irix6*) AC_DEFINE(IRIX6,1,[Whether the host os is irix6])
1724                         ;;
1725                         esac
1726                         BLDSHARED="true"
1727                         LDSHFLAGS="-set_version sgi1.0 -shared"
1728                         SONAMEFLAG="-soname "
1729                         SHLD="\${LD}"
1730                         if test "${GCC}" = "yes"; then
1731                                 PICFLAG="-fPIC"
1732                         else 
1733                                 PICFLAG="-KPIC"
1734                         fi
1735                         AC_DEFINE(STAT_ST_BLOCKSIZE,512,[The size of a block])
1736                         ;;
1737                 *aix*) AC_DEFINE(AIX,1,[Whether the host os is aix])
1738                         BLDSHARED="true"
1739                         LDSHFLAGS="-Wl,-G,-bexpall,-bbigtoc"
1740                         DYNEXP="-Wl,-brtl,-bexpall,-bbigtoc"
1741                         PICFLAG="-O2"
1742                         # as AIX code is always position independent...
1743                         # .po will just create compile warnings, use po.o:
1744                         if test "${GCC}" != "yes"; then
1745                                 ## for funky AIX compiler using strncpy()
1746                                 CFLAGS="$CFLAGS -D_LINUX_SOURCE_COMPAT -qmaxmem=32000"
1747                         fi
1748
1749                         AC_DEFINE(STAT_ST_BLOCKSIZE,DEV_BSIZE,[The size of a block])
1750                         AC_DEFINE(BROKEN_STRNLEN,1,[Does strnlen work correctly])
1751                         AC_DEFINE(BROKEN_STRNDUP,1,[Does strndup work correctly])
1752                         ;;
1753                 *hpux*) AC_DEFINE(HPUX,1,[Whether the host os is HPUX])
1754                         # Use special PIC flags for the native HP-UX compiler.
1755                         if test $ac_cv_prog_cc_Ae = yes; then
1756                                 BLDSHARED="true"
1757                                 SHLD="cc"
1758                                 LDSHFLAGS="-b -Wl,-B,symbolic,-b,-z"
1759                                 SONAMEFLAG="-Wl,+h "
1760                                 PICFLAG="+z"
1761                         elif test "${GCC}" = "yes"; then
1762                                 PICFLAG="-fPIC"
1763                         fi
1764                         if test "$host_cpu" = "ia64"; then
1765                                 SHLIBEXT="so"
1766                                 DYNEXP="-Wl,-E,+b/usr/local/lib/hpux32:/usr/lib/hpux32"
1767                         else
1768                                 SHLIBEXT="sl"
1769                                 DYNEXP="-Wl,-E,+b/usr/local/lib:/usr/lib"
1770                         fi
1771                         AC_DEFINE(STAT_ST_BLOCKSIZE,8192,[The size of a block])
1772                         AC_DEFINE(POSIX_ACL_NEEDS_MASK,1,[Does a POSIX ACL need a mask element])
1773                         ;;
1774                 *qnx*) AC_DEFINE(QNX,1,[Whether the host os is qnx])
1775                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1776                         ;;
1777                 *osf*) AC_DEFINE(OSF1,1,[Whether the host os is osf1])
1778                         BLDSHARED="true"
1779                         LDSHFLAGS="-shared"
1780                         SONAMEFLAG="-Wl,-soname,"
1781                         PICFLAG="-fPIC"
1782                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1783                         AC_DEFINE(BROKEN_GETGRNAM,1,[Does getgrnam work correctly])
1784                         ;;
1785                 *sco*) AC_DEFINE(SCO,1,[Whether the host os is sco unix])
1786                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1787                         ;;
1788                 *unixware*) AC_DEFINE(UNIXWARE,1,[Whether the host os is unixware])
1789                         BLDSHARED="true"
1790                         LDSHFLAGS="-shared"
1791                         SONAMEFLAG="-Wl,-soname,"
1792                         PICFLAG="-KPIC"
1793                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1794                         ;;
1795                 *next2*) AC_DEFINE(NEXT2,1,[Whether the host os is NeXT v2])
1796                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1797                         ;;
1798                 *dgux*) AC_CHECK_PROG( ROFF, groff, [groff -etpsR -Tascii -man])
1799                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1800                         ;;
1801                 *sysv4*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1802                         case "$host" in
1803                                 *-univel-*)     if [ test "$GCC" != yes ]; then
1804                                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1805                                         fi
1806                                         LDSHFLAGS="-G"
1807                                         DYNEXP="-Bexport"
1808                                 ;;
1809                                 *mips-sni-sysv4*) AC_DEFINE(RELIANTUNIX,1,[Whether the host os is reliantunix]);;
1810                         esac
1811                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1812                         ;;
1813
1814                 *sysv5*) AC_DEFINE(SYSV,1,[Whether this is a system V system])
1815                         if [ test "$GCC" != yes ]; then
1816                                 AC_DEFINE(HAVE_MEMSET,1,[Whether memset() is available])
1817                         fi
1818                         LDSHFLAGS="-G"
1819                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1820                         ;;
1821                 *vos*) AC_DEFINE(STAT_ST_BLOCKSIZE,4096)
1822                         BLDSHARED="false"
1823                         LDSHFLAGS=""
1824                         ;;
1825
1826                 *darwin*)   AC_DEFINE(DARWINOS,1,[Whether the host os is Darwin/MacOSX])
1827                         BLDSHARED="true"
1828                         LDSHFLAGS="-bundle -flat_namespace -undefined suppress"
1829                         SHLIBEXT="dylib"
1830                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1831                         ;;
1832
1833                 *)
1834                         AC_DEFINE(STAT_ST_BLOCKSIZE,512)
1835                         ;;
1836 esac
1837
1838 if test "$enable_shared" != "yes"; then
1839         BLDSHARED=false
1840 fi
1841
1842 AC_MSG_RESULT($BLDSHARED)
1843
1844 AC_MSG_CHECKING([LDFLAGS])
1845 AC_MSG_RESULT([$LDFLAGS])
1846 AC_MSG_CHECKING([DYNEXP])
1847 AC_MSG_RESULT([$DYNEXP])
1848
1849 #######################################################
1850 # test whether building a shared library actually works
1851 if test $BLDSHARED = true; then
1852
1853 AC_MSG_CHECKING([SHLD])
1854 AC_MSG_RESULT([$SHLD])
1855 AC_MSG_CHECKING([LDSHFLAGS])
1856 AC_MSG_RESULT([$LDSHFLAGS])
1857
1858 AC_MSG_CHECKING([SHLIBEXT])
1859 AC_MSG_RESULT([$SHLIBEXT])
1860 AC_MSG_CHECKING([SONAMEFLAG])
1861 AC_MSG_RESULT([$SONAMEFLAG])
1862
1863 AC_MSG_CHECKING([PICFLAG])
1864 AC_MSG_RESULT([$PICFLAG])
1865
1866 AC_MSG_CHECKING([NSSSONAMEVERSIONSUFFIX])
1867 AC_MSG_RESULT([$NSSSONAMEVERSIONSUFFIX])
1868
1869 AC_CACHE_CHECK([whether building shared libraries actually works], 
1870                [ac_cv_shlib_works],[
1871    # try building a trivial shared library
1872    ac_cv_shlib_works=no
1873    # The $SHLD and $LDSHFLAGS variables may contain references to other
1874    # variables so they need to be eval'ed.
1875    $CC $CPPFLAGS $CFLAGS $PICFLAG -c -o \
1876         shlib.o ${srcdir-.}/tests/shlib.c && \
1877    `eval echo $SHLD` `eval echo $LDSHFLAGS` -o "shlib.$SHLIBEXT" \
1878         shlib.o && ac_cv_shlib_works=yes
1879    rm -f "shlib.$SHLIBEXT" shlib.o
1880
1881 ])
1882 if test $ac_cv_shlib_works = no; then
1883    BLDSHARED=false
1884 fi
1885 fi
1886
1887 if test x"$BLDSHARED" != x"true"; then
1888         LDSHFLAGS="shared-libraries-disabled"
1889         SONAMEFLAG="shared-libraries-disabled"
1890         NSSSONAMEVERSIONSUFFIX="shared-libraries-disabled"
1891         SHLD="shared-libraries-disabled"
1892         PICFLAG="${PIE_CFLAGS}"
1893         SHLIBEXT="shared_libraries_disabled"
1894 fi
1895
1896 AC_MSG_CHECKING([used PICFLAG])
1897 AC_MSG_RESULT([$PICFLAG])
1898
1899 ################
1900
1901 AC_CACHE_CHECK([for long long],samba_cv_have_longlong,[
1902 AC_TRY_RUN([#include <stdio.h>
1903 main() { long long x = 1000000; x *= x; exit(((x/1000000) == 1000000)? 0: 1); }],
1904 samba_cv_have_longlong=yes,samba_cv_have_longlong=no,samba_cv_have_longlong=cross)])
1905 if test x"$samba_cv_have_longlong" = x"yes"; then
1906     AC_DEFINE(HAVE_LONGLONG,1,[Whether the host supports long long's])
1907     AC_CHECK_TYPE(intptr_t, unsigned long long)
1908 else
1909     AC_CHECK_TYPE(intptr_t, unsigned long)
1910 fi
1911
1912 #
1913 # Check if the compiler supports the LL prefix on long long integers.
1914 # AIX needs this.
1915
1916 AC_CACHE_CHECK([for LL suffix on long long integers],samba_cv_compiler_supports_ll, [
1917     AC_TRY_COMPILE([#include <stdio.h>],[long long i = 0x8000000000LL],
1918         samba_cv_compiler_supports_ll=yes,samba_cv_compiler_supports_ll=no)])
1919 if test x"$samba_cv_compiler_supports_ll" = x"yes"; then
1920    AC_DEFINE(COMPILER_SUPPORTS_LL,1,[Whether the compiler supports the LL prefix on long long integers])
1921 fi
1922
1923   
1924 AC_CACHE_CHECK([for 64 bit off_t],samba_cv_SIZEOF_OFF_T,[
1925 AC_TRY_RUN([#include <stdio.h>
1926 #include <sys/stat.h>
1927 main() { exit((sizeof(off_t) == 8) ? 0 : 1); }],
1928 samba_cv_SIZEOF_OFF_T=yes,samba_cv_SIZEOF_OFF_T=no,samba_cv_SIZEOF_OFF_T=cross)])
1929 if test x"$samba_cv_SIZEOF_OFF_T" = x"yes"; then
1930     AC_DEFINE(SIZEOF_OFF_T,8,[The size of the 'off_t' type])
1931 fi
1932
1933 AC_CACHE_CHECK([for off64_t],samba_cv_HAVE_OFF64_T,[
1934 AC_TRY_RUN([
1935 #if defined(HAVE_UNISTD_H)
1936 #include <unistd.h>
1937 #endif
1938 #include <stdio.h>
1939 #include <sys/stat.h>
1940 main() { struct stat64 st; off64_t s; if (sizeof(off_t) == sizeof(off64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1941 samba_cv_HAVE_OFF64_T=yes,samba_cv_HAVE_OFF64_T=no,samba_cv_HAVE_OFF64_T=cross)])
1942 if test x"$samba_cv_HAVE_OFF64_T" = x"yes"; then
1943     AC_DEFINE(HAVE_OFF64_T,1,[Whether off64_t is available])
1944 fi
1945
1946 AC_CACHE_CHECK([for 64 bit ino_t],samba_cv_SIZEOF_INO_T,[
1947 AC_TRY_RUN([
1948 #if defined(HAVE_UNISTD_H)
1949 #include <unistd.h>
1950 #endif
1951 #include <stdio.h>
1952 #include <sys/stat.h>
1953 main() { exit((sizeof(ino_t) == 8) ? 0 : 1); }],
1954 samba_cv_SIZEOF_INO_T=yes,samba_cv_SIZEOF_INO_T=no,samba_cv_SIZEOF_INO_T=cross)])
1955 if test x"$samba_cv_SIZEOF_INO_T" = x"yes"; then
1956     AC_DEFINE(SIZEOF_INO_T,8,[The size of the 'ino_t' type])
1957 fi
1958
1959 AC_CACHE_CHECK([for ino64_t],samba_cv_HAVE_INO64_T,[
1960 AC_TRY_RUN([
1961 #if defined(HAVE_UNISTD_H)
1962 #include <unistd.h>
1963 #endif
1964 #include <stdio.h>
1965 #include <sys/stat.h>
1966 main() { struct stat64 st; ino64_t s; if (sizeof(ino_t) == sizeof(ino64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1967 samba_cv_HAVE_INO64_T=yes,samba_cv_HAVE_INO64_T=no,samba_cv_HAVE_INO64_T=cross)])
1968 if test x"$samba_cv_HAVE_INO64_T" = x"yes"; then
1969     AC_DEFINE(HAVE_INO64_T,1,[Whether the 'ino64_t' type is available])
1970 fi
1971
1972 AC_CACHE_CHECK([for 64 bit dev_t],samba_cv_SIZEOF_DEV_T,[
1973 AC_TRY_RUN([
1974 #if defined(HAVE_UNISTD_H)
1975 #include <unistd.h>
1976 #endif
1977 #include <stdio.h>
1978 #include <sys/stat.h>
1979 main() { exit((sizeof(dev_t) == 8) ? 0 : 1); }],
1980 samba_cv_SIZEOF_DEV_T=yes,samba_cv_SIZEOF_DEV_T=no,samba_cv_SIZEOF_DEV_T=cross)])
1981 if test x"$samba_cv_SIZEOF_DEV_T" = x"yes"; then
1982     AC_DEFINE(SIZEOF_DEV_T,8,[The size of the 'dev_t' type])
1983 fi
1984
1985 AC_CACHE_CHECK([for dev64_t],samba_cv_HAVE_DEV64_T,[
1986 AC_TRY_RUN([
1987 #if defined(HAVE_UNISTD_H)
1988 #include <unistd.h>
1989 #endif
1990 #include <stdio.h>
1991 #include <sys/stat.h>
1992 main() { struct stat64 st; dev64_t s; if (sizeof(dev_t) == sizeof(dev64_t)) exit(1); exit((lstat64("/dev/null", &st)==0)?0:1); }],
1993 samba_cv_HAVE_DEV64_T=yes,samba_cv_HAVE_DEV64_T=no,samba_cv_HAVE_DEV64_T=cross)])
1994 if test x"$samba_cv_HAVE_DEV64_T" = x"yes"; then
1995     AC_DEFINE(HAVE_DEV64_T,1,[Whether the 'dev64_t' type is available])
1996 fi
1997
1998 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIR64,[
1999 AC_TRY_COMPILE([
2000 #if defined(HAVE_UNISTD_H)
2001 #include <unistd.h>
2002 #endif
2003 #include <sys/types.h>
2004 #include <dirent.h>],
2005 [DIR64 de;],
2006 samba_cv_HAVE_STRUCT_DIR64=yes,samba_cv_HAVE_STRUCT_DIR64=no)])
2007 if test x"$samba_cv_HAVE_STRUCT_DIR64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2008     AC_DEFINE(HAVE_STRUCT_DIR64,1,[Whether the 'DIR64' abstract data type is available])
2009 fi
2010
2011 AC_CACHE_CHECK([for struct dirent64],samba_cv_HAVE_STRUCT_DIRENT64,[
2012 AC_TRY_COMPILE([
2013 #if defined(HAVE_UNISTD_H)
2014 #include <unistd.h>
2015 #endif
2016 #include <sys/types.h>
2017 #include <dirent.h>],
2018 [struct dirent64 de;],
2019 samba_cv_HAVE_STRUCT_DIRENT64=yes,samba_cv_HAVE_STRUCT_DIRENT64=no)])
2020 if test x"$samba_cv_HAVE_STRUCT_DIRENT64" = x"yes" && test x"$ac_cv_func_readdir64" = x"yes"; then
2021     AC_DEFINE(HAVE_STRUCT_DIRENT64,1,[Whether the 'dirent64' struct is available])
2022 fi
2023
2024 AC_CACHE_CHECK([for major macro],samba_cv_HAVE_DEVICE_MAJOR_FN,[
2025 AC_TRY_RUN([
2026 #if defined(HAVE_UNISTD_H)
2027 #include <unistd.h>
2028 #endif
2029 #include <sys/types.h>
2030 main() { dev_t dev; int i = major(dev); return 0; }],
2031 samba_cv_HAVE_DEVICE_MAJOR_FN=yes,samba_cv_HAVE_DEVICE_MAJOR_FN=no,samba_cv_HAVE_DEVICE_MAJOR_FN=cross)])
2032 if test x"$samba_cv_HAVE_DEVICE_MAJOR_FN" = x"yes"; then
2033     AC_DEFINE(HAVE_DEVICE_MAJOR_FN,1,[Whether the major macro for dev_t is available])
2034 fi
2035
2036 AC_CACHE_CHECK([for minor macro],samba_cv_HAVE_DEVICE_MINOR_FN,[
2037 AC_TRY_RUN([
2038 #if defined(HAVE_UNISTD_H)
2039 #include <unistd.h>
2040 #endif
2041 #include <sys/types.h>
2042 main() { dev_t dev; int i = minor(dev); return 0; }],
2043 samba_cv_HAVE_DEVICE_MINOR_FN=yes,samba_cv_HAVE_DEVICE_MINOR_FN=no,samba_cv_HAVE_DEVICE_MINOR_FN=cross)])
2044 if test x"$samba_cv_HAVE_DEVICE_MINOR_FN" = x"yes"; then
2045     AC_DEFINE(HAVE_DEVICE_MINOR_FN,1,[Whether the minor macro for dev_t is available])
2046 fi
2047
2048 AC_CACHE_CHECK([for makedev macro],samba_cv_HAVE_MAKEDEV,[
2049 AC_TRY_RUN([
2050 #if defined(HAVE_UNISTD_H)
2051 #include <unistd.h>
2052 #endif
2053 #include <sys/types.h>
2054 main() { dev_t dev = makedev(1,2); return 0; }],
2055 samba_cv_HAVE_MAKEDEV=yes,samba_cv_HAVE_MAKEDEV=no,samba_cv_HAVE_MAKEDEV=cross)])
2056 if test x"$samba_cv_HAVE_MAKEDEV" = x"yes"; then
2057     AC_DEFINE(HAVE_MAKEDEV,1,[Whether the macro for makedev is available])
2058 fi
2059
2060 AC_CACHE_CHECK([for unsigned char],samba_cv_HAVE_UNSIGNED_CHAR,[
2061 AC_TRY_RUN([#include <stdio.h>
2062 main() { char c; c=250; exit((c > 0)?0:1); }],
2063 samba_cv_HAVE_UNSIGNED_CHAR=yes,samba_cv_HAVE_UNSIGNED_CHAR=no,samba_cv_HAVE_UNSIGNED_CHAR=cross)])
2064 if test x"$samba_cv_HAVE_UNSIGNED_CHAR" = x"yes"; then
2065     AC_DEFINE(HAVE_UNSIGNED_CHAR,1,[Whether the 'unsigned char' type is available])
2066 fi
2067
2068 AC_CACHE_CHECK([for sin_len in sock],samba_cv_HAVE_SOCK_SIN_LEN,[
2069 AC_TRY_COMPILE([#include <sys/types.h>
2070 #include <sys/socket.h>
2071 #include <netinet/in.h>],
2072 [struct sockaddr_in sock; sock.sin_len = sizeof(sock);],
2073 samba_cv_HAVE_SOCK_SIN_LEN=yes,samba_cv_HAVE_SOCK_SIN_LEN=no)])
2074 if test x"$samba_cv_HAVE_SOCK_SIN_LEN" = x"yes"; then
2075     AC_DEFINE(HAVE_SOCK_SIN_LEN,1,[Whether the sockaddr_in struct has a sin_len property])
2076 fi
2077
2078 AC_CACHE_CHECK([whether seekdir returns void],samba_cv_SEEKDIR_RETURNS_VOID,[
2079 AC_TRY_COMPILE([#include <sys/types.h>
2080 #include <dirent.h>
2081 void seekdir(DIR *d, long loc) { return; }],[return 0;],
2082 samba_cv_SEEKDIR_RETURNS_VOID=yes,samba_cv_SEEKDIR_RETURNS_VOID=no)])
2083 if test x"$samba_cv_SEEKDIR_RETURNS_VOID" = x"yes"; then
2084     AC_DEFINE(SEEKDIR_RETURNS_VOID,1,[Whether seekdir returns void])
2085 fi
2086
2087 AC_CACHE_CHECK([for __FUNCTION__ macro],samba_cv_HAVE_FUNCTION_MACRO,[
2088 AC_TRY_COMPILE([#include <stdio.h>], [printf("%s\n", __FUNCTION__);],
2089 samba_cv_HAVE_FUNCTION_MACRO=yes,samba_cv_HAVE_FUNCTION_MACRO=no)])
2090 if test x"$samba_cv_HAVE_FUNCTION_MACRO" = x"yes"; then
2091     AC_DEFINE(HAVE_FUNCTION_MACRO,1,[Whether there is a __FUNCTION__ macro])
2092 fi
2093
2094 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
2095 AC_TRY_RUN([
2096 #include <sys/time.h>
2097 #include <unistd.h>
2098 main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
2099            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,samba_cv_HAVE_GETTIMEOFDAY_TZ=no,samba_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
2100 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
2101     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday() is available])
2102 fi
2103
2104 if test x"$samba_cv_WITH_PROFILE" = x"yes"; then
2105
2106     # On some systems (eg. Linux) librt can pull in libpthread. We
2107     # don't want this to happen because libpthreads changes signal delivery
2108     # semantics in ways we are not prepared for. This breaks Linux oplocks
2109     # which rely on signals.
2110
2111     AC_LIBTESTFUNC(rt, clock_gettime,
2112             [
2113                 AC_DEFINE(HAVE_CLOCK_GETTIME, 1,
2114                     [Whether clock_gettime is available])
2115                 SMB_CHECK_CLOCK_ID(CLOCK_MONOTONIC)
2116                 SMB_CHECK_CLOCK_ID(CLOCK_PROCESS_CPUTIME_ID)
2117                 SMB_CHECK_CLOCK_ID(CLOCK_REALTIME)
2118             ])
2119
2120 fi
2121
2122 AC_CACHE_CHECK([for va_copy],samba_cv_HAVE_VA_COPY,[
2123 AC_TRY_LINK([#include <stdarg.h>
2124 va_list ap1,ap2;], [va_copy(ap1,ap2);],
2125 samba_cv_HAVE_VA_COPY=yes,
2126 samba_cv_HAVE_VA_COPY=no)])
2127 if test x"$samba_cv_HAVE_VA_COPY" = x"yes"; then
2128     AC_DEFINE(HAVE_VA_COPY,1,[Whether va_copy() is available])
2129 else
2130     AC_CACHE_CHECK([for __va_copy],samba_cv_HAVE___VA_COPY,[
2131     AC_TRY_LINK([#include <stdarg.h>
2132     va_list ap1,ap2;], [__va_copy(ap1,ap2);],
2133     samba_cv_HAVE___VA_COPY=yes,
2134     samba_cv_HAVE___VA_COPY=no)])
2135     if test x"$samba_cv_HAVE___VA_COPY" = x"yes"; then
2136         AC_DEFINE(HAVE___VA_COPY,1,[Whether __va_copy() is available])
2137     fi
2138 fi
2139
2140 AC_CACHE_CHECK([for C99 vsnprintf],samba_cv_HAVE_C99_VSNPRINTF,[
2141 AC_TRY_RUN([
2142 #include <sys/types.h>
2143 #include <stdarg.h>
2144 void foo(const char *format, ...) { 
2145        va_list ap;
2146        int len;
2147        char buf[5];
2148
2149        va_start(ap, format);
2150        len = vsnprintf(buf, 0, format, ap);
2151        va_end(ap);
2152        if (len != 5) exit(1);
2153
2154        va_start(ap, format);
2155        len = vsnprintf(0, 0, format, ap);
2156        va_end(ap);
2157        if (len != 5) exit(1);
2158
2159        if (snprintf(buf, 3, "hello") != 5 || strcmp(buf, "he") != 0) exit(1);
2160
2161        exit(0);
2162 }
2163 main() { foo("hello"); }
2164 ],
2165 samba_cv_HAVE_C99_VSNPRINTF=yes,samba_cv_HAVE_C99_VSNPRINTF=no,samba_cv_HAVE_C99_VSNPRINTF=cross)])
2166 if test x"$samba_cv_HAVE_C99_VSNPRINTF" = x"yes"; then
2167     AC_DEFINE(HAVE_C99_VSNPRINTF,1,[Whether there is a C99 compliant vsnprintf])
2168 fi
2169
2170 AC_CACHE_CHECK([for broken readdir name],samba_cv_HAVE_BROKEN_READDIR_NAME,[
2171 AC_TRY_RUN([#include <sys/types.h>
2172 #include <dirent.h>
2173 main() { struct dirent *di; DIR *d = opendir("."); di = readdir(d);
2174 if (di && di->d_name[-2] == '.' && di->d_name[-1] == 0 &&
2175 di->d_name[0] == 0) exit(0); exit(1);} ],
2176 samba_cv_HAVE_BROKEN_READDIR_NAME=yes,samba_cv_HAVE_BROKEN_READDIR_NAME=no,samba_cv_HAVE_BROKEN_READDIR_NAME=cross)])
2177 if test x"$samba_cv_HAVE_BROKEN_READDIR_NAME" = x"yes"; then
2178     AC_DEFINE(HAVE_BROKEN_READDIR_NAME,1,[Whether readdir() returns the wrong name offset])
2179 fi
2180
2181 AC_CACHE_CHECK([for utimbuf],samba_cv_HAVE_UTIMBUF,[
2182 AC_TRY_COMPILE([#include <sys/types.h>
2183 #include <utime.h>],
2184 [struct utimbuf tbuf;  tbuf.actime = 0; tbuf.modtime = 1; exit(utime("foo.c",&tbuf));],
2185 samba_cv_HAVE_UTIMBUF=yes,samba_cv_HAVE_UTIMBUF=no,samba_cv_HAVE_UTIMBUF=cross)])
2186 if test x"$samba_cv_HAVE_UTIMBUF" = x"yes"; then
2187     AC_DEFINE(HAVE_UTIMBUF,1,[Whether struct utimbuf is available])
2188 fi
2189
2190 ##############
2191 # Check utmp details, but only if our OS offers utmp.h
2192 if test x"$ac_cv_header_utmp_h" = x"yes"; then
2193 dnl  utmp and utmpx come in many flavours
2194 dnl  We need to check for many of them
2195 dnl  But we don't need to do each and every one, because our code uses
2196 dnl  mostly just the utmp (not utmpx) fields.
2197
2198 AC_CHECK_FUNCS(pututline pututxline updwtmp updwtmpx getutmpx)
2199
2200 AC_CACHE_CHECK([for ut_name in utmp],samba_cv_HAVE_UT_UT_NAME,[
2201 AC_TRY_COMPILE([#include <sys/types.h>
2202 #include <utmp.h>],
2203 [struct utmp ut;  ut.ut_name[0] = 'a';],
2204 samba_cv_HAVE_UT_UT_NAME=yes,samba_cv_HAVE_UT_UT_NAME=no,samba_cv_HAVE_UT_UT_NAME=cross)])
2205 if test x"$samba_cv_HAVE_UT_UT_NAME" = x"yes"; then
2206     AC_DEFINE(HAVE_UT_UT_NAME,1,[Whether the utmp struct has a property ut_name])
2207 fi 
2208
2209 AC_CACHE_CHECK([for ut_user in utmp],samba_cv_HAVE_UT_UT_USER,[
2210 AC_TRY_COMPILE([#include <sys/types.h>
2211 #include <utmp.h>],
2212 [struct utmp ut;  ut.ut_user[0] = 'a';],
2213 samba_cv_HAVE_UT_UT_USER=yes,samba_cv_HAVE_UT_UT_USER=no,samba_cv_HAVE_UT_UT_USER=cross)])
2214 if test x"$samba_cv_HAVE_UT_UT_USER" = x"yes"; then
2215     AC_DEFINE(HAVE_UT_UT_USER,1,[Whether the utmp struct has a property ut_user])
2216 fi 
2217
2218 AC_CACHE_CHECK([for ut_id in utmp],samba_cv_HAVE_UT_UT_ID,[
2219 AC_TRY_COMPILE([#include <sys/types.h>
2220 #include <utmp.h>],
2221 [struct utmp ut;  ut.ut_id[0] = 'a';],
2222 samba_cv_HAVE_UT_UT_ID=yes,samba_cv_HAVE_UT_UT_ID=no,samba_cv_HAVE_UT_UT_ID=cross)])
2223 if test x"$samba_cv_HAVE_UT_UT_ID" = x"yes"; then
2224     AC_DEFINE(HAVE_UT_UT_ID,1,[Whether the utmp struct has a property ut_id])
2225 fi 
2226
2227 AC_CACHE_CHECK([for ut_host in utmp],samba_cv_HAVE_UT_UT_HOST,[
2228 AC_TRY_COMPILE([#include <sys/types.h>
2229 #include <utmp.h>],
2230 [struct utmp ut;  ut.ut_host[0] = 'a';],
2231 samba_cv_HAVE_UT_UT_HOST=yes,samba_cv_HAVE_UT_UT_HOST=no,samba_cv_HAVE_UT_UT_HOST=cross)])
2232 if test x"$samba_cv_HAVE_UT_UT_HOST" = x"yes"; then
2233     AC_DEFINE(HAVE_UT_UT_HOST,1,[Whether the utmp struct has a property ut_host])
2234 fi 
2235
2236 AC_CACHE_CHECK([for ut_time in utmp],samba_cv_HAVE_UT_UT_TIME,[
2237 AC_TRY_COMPILE([#include <sys/types.h>
2238 #include <utmp.h>],
2239 [struct utmp ut;  time_t t; ut.ut_time = t;],
2240 samba_cv_HAVE_UT_UT_TIME=yes,samba_cv_HAVE_UT_UT_TIME=no,samba_cv_HAVE_UT_UT_TIME=cross)])
2241 if test x"$samba_cv_HAVE_UT_UT_TIME" = x"yes"; then
2242     AC_DEFINE(HAVE_UT_UT_TIME,1,[Whether the utmp struct has a property ut_time])
2243 fi 
2244
2245 AC_CACHE_CHECK([for ut_tv in utmp],samba_cv_HAVE_UT_UT_TV,[
2246 AC_TRY_COMPILE([#include <sys/types.h>
2247 #include <utmp.h>],
2248 [struct utmp ut;  struct timeval tv; ut.ut_tv = tv;],
2249 samba_cv_HAVE_UT_UT_TV=yes,samba_cv_HAVE_UT_UT_TV=no,samba_cv_HAVE_UT_UT_TV=cross)])
2250 if test x"$samba_cv_HAVE_UT_UT_TV" = x"yes"; then
2251     AC_DEFINE(HAVE_UT_UT_TV,1,[Whether the utmp struct has a property ut_tv])
2252 fi 
2253
2254 AC_CACHE_CHECK([for ut_type in utmp],samba_cv_HAVE_UT_UT_TYPE,[
2255 AC_TRY_COMPILE([#include <sys/types.h>
2256 #include <utmp.h>],
2257 [struct utmp ut;  ut.ut_type = 0;],
2258 samba_cv_HAVE_UT_UT_TYPE=yes,samba_cv_HAVE_UT_UT_TYPE=no,samba_cv_HAVE_UT_UT_TYPE=cross)])
2259 if test x"$samba_cv_HAVE_UT_UT_TYPE" = x"yes"; then
2260     AC_DEFINE(HAVE_UT_UT_TYPE,1,[Whether the utmp struct has a property ut_type])
2261 fi 
2262
2263 AC_CACHE_CHECK([for ut_pid in utmp],samba_cv_HAVE_UT_UT_PID,[
2264 AC_TRY_COMPILE([#include <sys/types.h>
2265 #include <utmp.h>],
2266 [struct utmp ut;  ut.ut_pid = 0;],
2267 samba_cv_HAVE_UT_UT_PID=yes,samba_cv_HAVE_UT_UT_PID=no,samba_cv_HAVE_UT_UT_PID=cross)])
2268 if test x"$samba_cv_HAVE_UT_UT_PID" = x"yes"; then
2269     AC_DEFINE(HAVE_UT_UT_PID,1,[Whether the utmp struct has a property ut_pid])
2270 fi 
2271
2272 AC_CACHE_CHECK([for ut_exit in utmp],samba_cv_HAVE_UT_UT_EXIT,[
2273 AC_TRY_COMPILE([#include <sys/types.h>
2274 #include <utmp.h>],
2275 [struct utmp ut;  ut.ut_exit.e_exit = 0;],
2276 samba_cv_HAVE_UT_UT_EXIT=yes,samba_cv_HAVE_UT_UT_EXIT=no,samba_cv_HAVE_UT_UT_EXIT=cross)])
2277 if test x"$samba_cv_HAVE_UT_UT_EXIT" = x"yes"; then
2278     AC_DEFINE(HAVE_UT_UT_EXIT,1,[Whether the utmp struct has a property ut_exit])
2279 fi 
2280
2281 AC_CACHE_CHECK([for ut_addr in utmp],samba_cv_HAVE_UT_UT_ADDR,[
2282 AC_TRY_COMPILE([#include <sys/types.h>
2283 #include <utmp.h>],
2284 [struct utmp ut;  ut.ut_addr = 0;],
2285 samba_cv_HAVE_UT_UT_ADDR=yes,samba_cv_HAVE_UT_UT_ADDR=no,samba_cv_HAVE_UT_UT_ADDR=cross)])
2286 if test x"$samba_cv_HAVE_UT_UT_ADDR" = x"yes"; then
2287     AC_DEFINE(HAVE_UT_UT_ADDR,1,[Whether the utmp struct has a property ut_addr])
2288 fi 
2289
2290 if test x$ac_cv_func_pututline = xyes ; then
2291   AC_CACHE_CHECK([whether pututline returns pointer],samba_cv_PUTUTLINE_RETURNS_UTMP,[
2292   AC_TRY_COMPILE([#include <sys/types.h>
2293 #include <utmp.h>],
2294   [struct utmp utarg; struct utmp *utreturn; utreturn = pututline(&utarg);],
2295   samba_cv_PUTUTLINE_RETURNS_UTMP=yes,samba_cv_PUTUTLINE_RETURNS_UTMP=no)])
2296   if test x"$samba_cv_PUTUTLINE_RETURNS_UTMP" = x"yes"; then
2297       AC_DEFINE(PUTUTLINE_RETURNS_UTMP,1,[Whether pututline returns pointer])
2298   fi
2299 fi
2300
2301 AC_CACHE_CHECK([for ut_syslen in utmpx],samba_cv_HAVE_UX_UT_SYSLEN,[
2302 AC_TRY_COMPILE([#include <sys/types.h>
2303 #include <utmpx.h>],
2304 [struct utmpx ux;  ux.ut_syslen = 0;],
2305 samba_cv_HAVE_UX_UT_SYSLEN=yes,samba_cv_HAVE_UX_UT_SYSLEN=no,samba_cv_HAVE_UX_UT_SYSLEN=cross)])
2306 if test x"$samba_cv_HAVE_UX_UT_SYSLEN" = x"yes"; then
2307     AC_DEFINE(HAVE_UX_UT_SYSLEN,1,[Whether the utmpx struct has a property ut_syslen])
2308 fi 
2309
2310 fi
2311 # end utmp details
2312
2313
2314 ICONV_LOCATION=standard
2315 LOOK_DIRS="/usr /usr/local /sw /opt"
2316 AC_ARG_WITH(libiconv,
2317 [  --with-libiconv=BASEDIR Use libiconv in BASEDIR/lib and BASEDIR/include (default=auto) ],
2318 [
2319   if test "$withval" = "no" ; then
2320     AC_MSG_ERROR([argument to --with-libiconv must be a directory])
2321   else
2322      if test "$withval" != "yes" ; then
2323         ICONV_PATH_SPEC=yes
2324         LOOK_DIRS="$withval"
2325      fi
2326   fi
2327 ])
2328
2329 for i in $LOOK_DIRS ; do
2330     save_LIBS=$LIBS
2331     save_LDFLAGS=$LDFLAGS
2332     save_CPPFLAGS=$CPPFLAGS
2333     ICONV_FOUND="no"
2334     unset libext
2335     CPPFLAGS="$CPPFLAGS -I$i/include"
2336 dnl This is here to handle -withval stuff for --with-libiconv
2337 dnl Perhaps we should always add a -L
2338
2339 dnl Check lib and lib32 library variants to cater for IRIX ABI-specific
2340 dnl installation paths. This gets a little tricky since we might have iconv
2341 dnl in both libiconv and in libc. In this case the jm_ICONV test will always
2342 dnl succeed when the header is found. To counter this, make sure the 
2343 dnl library directory is there and check the ABI directory first (which
2344 dnl should be harmless on other systems.
2345 dnl For IA64 HPUX systems, the libs are located in lib/hpux32 instead of lib.
2346     for l in "lib32" "lib" "lib/hpux32"; do
2347         if test -d "$i/$l" ; then
2348                 LDFLAGS="$save_LDFLAGS -L$i/$l"
2349         LIBS=
2350         export LDFLAGS LIBS CPPFLAGS
2351 dnl Try to find iconv(3)
2352                 jm_ICONV($i/$l)
2353                 if test x"$ICONV_FOUND" = "xyes" ; then
2354             libext="$l"
2355             break;
2356         fi
2357         fi
2358     done
2359
2360     if test x"$ICONV_FOUND" = "xyes" ; then
2361         LDFLAGS=$save_LDFLAGS
2362         LIB_ADD_DIR(LDFLAGS, "$i/$libext")
2363         CFLAGS_ADD_DIR(CPPFLAGS, "$i/include")
2364         LIBS="$save_LIBS"
2365         ICONV_LOCATION=$i
2366         export LDFLAGS LIBS CPPFLAGS
2367 dnl Now, check for a working iconv ... we want to do it here because
2368 dnl there might be a working iconv further down the list of LOOK_DIRS
2369
2370         ############
2371         # check for iconv in libc
2372         ic_save_LIBS="$LIBS"
2373         if test x"$ICONV_PATH_SPEC" = "xyes" ; then
2374            LIBS="$LIBS -L$ICONV_LOCATION/$libext"
2375         fi
2376         if test x"$jm_cv_lib_iconv" != x; then
2377            LIBS="$LIBS -l$jm_cv_lib_iconv"
2378         fi
2379 dnl        AC_CACHE_CHECK([for working iconv],samba_cv_HAVE_NATIVE_ICONV,[
2380         default_dos_charset=no
2381         default_display_charset=no
2382         default_unix_charset=no
2383
2384         # check for default dos charset name
2385         for j in CP850 IBM850 ; do
2386             rjs_CHARSET($j)
2387             if test x"$ICONV_CHARSET" = x"$j"; then
2388                 default_dos_charset="\"$j\""
2389                 break
2390             fi
2391         done
2392         # check for default display charset name
2393         for j in ASCII 646 ; do
2394             rjs_CHARSET($j)
2395             if test x"$ICONV_CHARSET" = x"$j"; then
2396                 default_display_charset="\"$j\""
2397                 break
2398             fi
2399         done
2400         # check for default unix charset name
2401         for j in UTF-8 UTF8 ; do
2402             rjs_CHARSET($j)
2403             if test x"$ICONV_CHARSET" = x"$j"; then
2404                 default_unix_charset="\"$j\""
2405                 break
2406             fi
2407         done
2408         
2409         if test "$default_dos_charset" != "no" -a \
2410                 "$default_dos_charset" != "cross" -a \
2411                 "$default_display_charset" != "no" -a \ 
2412                 "$default_display_charset" != "cross" -a \
2413                 "$default_unix_charset" != "no" -a \
2414                 "$default_unix_charset" != "cross"
2415         then
2416                 samba_cv_HAVE_NATIVE_ICONV=yes
2417         else if test "$default_dos_charset" = "cross" -o \
2418                      "$default_display_charset" = "cross" -o \
2419                      "$default_unix_charset" = "cross"
2420         then
2421                 samba_cv_HAVE_NATIVE_ICONV=cross
2422         else
2423                 samba_cv_HAVE_NATIVE_ICONV=no
2424         fi
2425         fi
2426 dnl ])
2427
2428         LIBS="$ic_save_LIBS"
2429         if test x"$samba_cv_HAVE_NATIVE_ICONV" = x"yes"; then
2430            CPPFLAGS=$save_CPPFLAGS
2431            LDFLAGS=$save_LDFLAGS
2432            LIBS=$save_LIBS
2433            if test x"$jm_cv_lib_iconv" != x; then
2434               LIBS="$LIBS -l$jm_cv_lib_iconv"
2435            fi
2436            dnl Add the flags we need to CPPFLAGS and LDFLAGS
2437            CFLAGS_ADD_DIR(CPPFLAGS, "$i/include")
2438            LIB_ADD_DIR(LDFLAGS, "$i/$libext")
2439            export CPPFLAGS
2440            AC_DEFINE(HAVE_NATIVE_ICONV,1,[Whether to use native iconv])
2441            AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,$default_dos_charset,[Default dos charset name])
2442            AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,$default_display_charset,[Default display charset name])
2443            AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,$default_unix_charset,[Default unix charset name])
2444            break
2445         fi
2446 dnl We didn't find a working iconv, so keep going
2447     fi
2448 dnl We only need to clean these up here for the next pass through the loop
2449     CPPFLAGS=$save_CPPFLAGS
2450     LDFLAGS=$save_LDFLAGS
2451     LIBS=$save_LIBS
2452     export LDFLAGS LIBS CPPFLAGS
2453 done
2454 unset libext
2455
2456
2457 if test x"$ICONV_FOUND" = x"no" -o x"$samba_cv_HAVE_NATIVE_ICONV" != x"yes" ; then
2458     AC_MSG_WARN([Sufficient support for iconv function was not found. 
2459     Install libiconv from http://freshmeat.net/projects/libiconv/ for better charset compatibility!])
2460    AC_DEFINE_UNQUOTED(DEFAULT_DOS_CHARSET,"ASCII",[Default dos charset name])
2461    AC_DEFINE_UNQUOTED(DEFAULT_DISPLAY_CHARSET,"ASCII",[Default display charset name])
2462    AC_DEFINE_UNQUOTED(DEFAULT_UNIX_CHARSET,"UTF8",[Default unix charset name])
2463 fi
2464
2465
2466 AC_CACHE_CHECK([for Linux kernel oplocks],samba_cv_HAVE_KERNEL_OPLOCKS_LINUX,[
2467 AC_TRY_RUN([
2468 #include <sys/types.h>
2469 #include <fcntl.h>
2470 #ifndef F_GETLEASE
2471 #define F_GETLEASE      1025
2472 #endif
2473 main() {
2474        int fd = open("/dev/null", O_RDONLY);
2475        return fcntl(fd, F_GETLEASE, 0) == -1;
2476 }
2477 ],
2478 samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=no,samba_cv_HAVE_KERNEL_OPLOCKS_LINUX=cross)])
2479 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_LINUX" = x"yes"; then
2480     AC_DEFINE(HAVE_KERNEL_OPLOCKS_LINUX,1,[Whether to use linux kernel oplocks])
2481 fi
2482
2483 AC_CACHE_CHECK([for kernel change notify support],samba_cv_HAVE_KERNEL_CHANGE_NOTIFY,[
2484 AC_TRY_RUN([
2485 #include <sys/types.h>
2486 #include <fcntl.h>
2487 #include <signal.h>
2488 #ifndef F_NOTIFY
2489 #define F_NOTIFY 1026
2490 #endif
2491 main() {
2492         exit(fcntl(open("/tmp", O_RDONLY), F_NOTIFY, 0) == -1 ?  1 : 0);
2493 }
2494 ],
2495 samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=yes,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=no,samba_cv_HAVE_KERNEL_CHANGE_NOTIFY=cross)])
2496 if test x"$samba_cv_HAVE_KERNEL_CHANGE_NOTIFY" = x"yes"; then
2497     AC_DEFINE(HAVE_KERNEL_CHANGE_NOTIFY,1,[Whether kernel notifies changes])
2498 fi
2499
2500 #################################################
2501 # Check if FAM notifications are available. For FAM info, see
2502 #       http://oss.sgi.com/projects/fam/
2503 #       http://savannah.nongnu.org/projects/fam/
2504 AC_ARG_ENABLE(fam,
2505 [  --enable-fam            Turn on FAM support (default=auto)])
2506
2507 if test x$enable_fam != xno; then
2508     AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2509     if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2510         # On IRIX, libfam requires libC, but other FAM implementations
2511         # might not need it.
2512         AC_CHECK_LIB(fam, FAMOpen2,
2513             [samba_cv_HAVE_LIBFAM=yes; samba_fam_libs="-lfam"],
2514             [samba_cv_HAVE_LIBFAM=no])
2515
2516         if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2517             samba_fam_xtra=-lC
2518             AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2519                 [samba_cv_HAVE_LIBFAM=yes; samba_fam_libs="-lfam -lC"],
2520                 [samba_cv_HAVE_LIBFAM=no])
2521             unset samba_fam_xtra
2522         fi
2523     fi
2524
2525     if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2526         AC_DEFINE(HAVE_FAM_CHANGE_NOTIFY, 1,
2527                 [Whether FAM file notifications are available])
2528         AC_TRY_COMPILE([#include <fam.h>],
2529                     [FAMCodes code = FAMChanged;],
2530                     AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2531                         [Whether fam.h contains a typedef for enum FAMCodes]),
2532                     [])
2533     fi
2534
2535     if test x$enable_fam = xyes && test x"$samba_cv_HAVE_LIBFAM" != xyes ; then
2536         AC_MSG_ERROR(FAM support requested but FAM library not available )
2537     fi
2538 fi
2539
2540 #################################################
2541 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2542
2543 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2544
2545 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2546 AC_TRY_RUN([
2547 #include <sys/types.h>
2548 #include <fcntl.h>
2549 #include <signal.h>
2550 #include <sys/file.h>
2551 #ifndef LOCK_MAND
2552 #define LOCK_MAND       32
2553 #define LOCK_READ       64
2554 #endif
2555 main() {
2556         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2557 }
2558 ],
2559 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2560 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2561     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2562 fi
2563
2564
2565 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2566 AC_TRY_COMPILE([#include <sys/types.h>
2567 #include <fcntl.h>],
2568 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2569 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2570 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2571     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2572 fi
2573
2574 #################################################
2575 # Check for POSIX capability support
2576
2577 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2578     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2579     [], [])
2580
2581 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2582
2583     ac_save_LIBS=$LIBS
2584     AC_LIBTESTFUNC(cap, cap_get_proc)
2585
2586     AC_CACHE_CHECK([for POSIX capabilities],
2587             samba_cv_HAVE_POSIX_CAPABILITIES,
2588             [
2589                 AC_TRY_RUN([
2590 #include <sys/types.h>
2591 #include <sys/capability.h>
2592 main() {
2593  cap_t cap;
2594  cap_value_t vals[1];
2595  if (!(cap = cap_get_proc()))
2596    exit(1);
2597  vals[0] = CAP_CHOWN;
2598  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2599  cap_set_proc(cap);
2600  exit(0);
2601 }],
2602                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2603                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2604                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2605             ])
2606
2607 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2608     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2609             [Whether POSIX capabilities are available])
2610 else
2611     LIBS=$ac_save_LIBS
2612 fi
2613
2614 fi
2615
2616 #
2617 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2618 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2619 #
2620
2621 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2622 AC_TRY_COMPILE([#include <sys/types.h>
2623 #if defined(HAVE_RPC_RPC_H)
2624 #include <rpc/rpc.h>
2625 #endif],
2626 [int16 testvar;],
2627 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2628 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2629     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2630 fi
2631
2632 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2633 AC_TRY_COMPILE([#include <sys/types.h>
2634 #if defined(HAVE_RPC_RPC_H)
2635 #include <rpc/rpc.h>
2636 #endif],
2637 [uint16 testvar;],
2638 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2639 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2640     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2641 fi
2642
2643 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2644 AC_TRY_COMPILE([#include <sys/types.h>
2645 #if defined(HAVE_RPC_RPC_H)
2646 #include <rpc/rpc.h>
2647 #endif],
2648 [int32 testvar;],
2649 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2650 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2651     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2652 fi
2653
2654 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2655 AC_TRY_COMPILE([#include <sys/types.h>
2656 #if defined(HAVE_RPC_RPC_H)
2657 #include <rpc/rpc.h>
2658 #endif],
2659 [uint32 testvar;],
2660 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2661 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2662     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2663 fi
2664
2665 dnl
2666 dnl Some systems (SCO) have a problem including
2667 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2668 dnl as a #define in <prot.h> and as part of an enum
2669 dnl in <rpc/rpc.h>.
2670 dnl
2671
2672 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2673 AC_TRY_COMPILE([#include <sys/types.h>
2674 #ifdef HAVE_SYS_SECURITY_H
2675 #include <sys/security.h>
2676 #include <prot.h>
2677 #endif  /* HAVE_SYS_SECURITY_H */
2678 #if defined(HAVE_RPC_RPC_H)
2679 #include <rpc/rpc.h>
2680 #endif],
2681 [int testvar;],
2682 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2683 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2684     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2685 fi
2686
2687 AC_MSG_CHECKING([for test routines])
2688 AC_TRY_RUN([#include "${srcdir-.}/tests/trivial.c"],
2689            AC_MSG_RESULT(yes),
2690            AC_MSG_ERROR([cant find test code. Aborting config]),
2691            AC_MSG_WARN([cannot run when cross-compiling]))
2692
2693 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2694 AC_TRY_RUN([#include "${srcdir-.}/tests/ftruncate.c"],
2695            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2696 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2697     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2698 fi
2699
2700 AC_CACHE_CHECK([for AF_LOCAL socket support], samba_cv_HAVE_WORKING_AF_LOCAL, [
2701 AC_TRY_RUN([#include "${srcdir-.}/tests/unixsock.c"],
2702            samba_cv_HAVE_WORKING_AF_LOCAL=yes,
2703            samba_cv_HAVE_WORKING_AF_LOCAL=no,
2704            samba_cv_HAVE_WORKING_AF_LOCAL=cross)])
2705 if test x"$samba_cv_HAVE_WORKING_AF_LOCAL" != xno
2706 then
2707     AC_DEFINE(HAVE_WORKING_AF_LOCAL, 1, [Define if you have working AF_LOCAL sockets])
2708 fi
2709
2710 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2711 AC_TRY_RUN([#include "${srcdir-.}/tests/getgroups.c"],
2712            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2713 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2714     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2715 fi
2716
2717 AC_CACHE_CHECK([for secure mkstemp],samba_cv_HAVE_SECURE_MKSTEMP,[
2718 AC_TRY_RUN([#include <stdlib.h>
2719 #include <sys/types.h>
2720 #include <sys/stat.h>
2721 #include <unistd.h>
2722 main() { 
2723   struct stat st;
2724   char tpl[20]="/tmp/test.XXXXXX"; 
2725   int fd = mkstemp(tpl); 
2726   if (fd == -1) exit(1);
2727   unlink(tpl);
2728   if (fstat(fd, &st) != 0) exit(1);
2729   if ((st.st_mode & 0777) != 0600) exit(1);
2730   exit(0);
2731 }],
2732 samba_cv_HAVE_SECURE_MKSTEMP=yes,
2733 samba_cv_HAVE_SECURE_MKSTEMP=no,
2734 samba_cv_HAVE_SECURE_MKSTEMP=cross)])
2735 if test x"$samba_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
2736     AC_DEFINE(HAVE_SECURE_MKSTEMP,1,[Whether mkstemp is secure])
2737 fi
2738
2739 AC_CACHE_CHECK([for broken readdir],samba_cv_HAVE_BROKEN_READDIR,[
2740         AC_TRY_RUN([#include "${srcdir-.}/tests/os2_delete.c"],
2741                 [samba_cv_HAVE_BROKEN_READDIR=no],
2742                         [samba_cv_HAVE_BROKEN_READDIR=yes],
2743                         [samba_cv_HAVE_BROKEN_READDIR="assuming not"])])
2744
2745 if test x"$samba_cv_HAVE_BROKEN_READDIR" = x"yes"; then
2746 AC_CACHE_CHECK([for replacing readdir],samba_cv_REPLACE_READDIR,[
2747         AC_TRY_RUN([
2748 #include "${srcdir-.}/lib/repdir.c"
2749 #include "${srcdir-.}/tests/os2_delete.c"],
2750         samba_cv_REPLACE_READDIR=yes,samba_cv_REPLACE_READDIR=no)])
2751 fi
2752
2753 if test x"$samba_cv_REPLACE_READDIR" = x"yes"; then
2754         AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
2755 fi
2756
2757 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2758 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2759 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2760 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2761 AC_CHECK_FUNCS(getpagesize)
2762
2763 ##################
2764 # look for a method of finding the list of network interfaces
2765 iface=no;
2766 AC_CACHE_CHECK([for iface AIX],samba_cv_HAVE_IFACE_AIX,[
2767 SAVE_CPPFLAGS="$CPPFLAGS"
2768 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2769 AC_TRY_RUN([
2770 #define HAVE_IFACE_AIX 1
2771 #define AUTOCONF_TEST 1
2772 #undef _XOPEN_SOURCE_EXTENDED
2773 #include "${srcdir-.}/lib/interfaces.c"],
2774            samba_cv_HAVE_IFACE_AIX=yes,samba_cv_HAVE_IFACE_AIX=no,samba_cv_HAVE_IFACE_AIX=cross)])
2775 CPPFLAGS="$SAVE_CPPFLAGS"
2776 if test x"$samba_cv_HAVE_IFACE_AIX" = x"yes"; then
2777     iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available])
2778 fi
2779
2780 if test $iface = no; then
2781 AC_CACHE_CHECK([for iface ifconf],samba_cv_HAVE_IFACE_IFCONF,[
2782 SAVE_CPPFLAGS="$CPPFLAGS"
2783 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2784 AC_TRY_RUN([
2785 #define HAVE_IFACE_IFCONF 1
2786 #define AUTOCONF_TEST 1
2787 #include "${srcdir-.}/lib/interfaces.c"],
2788            samba_cv_HAVE_IFACE_IFCONF=yes,samba_cv_HAVE_IFACE_IFCONF=no,samba_cv_HAVE_IFACE_IFCONF=cross)])
2789 CPPFLAGS="$SAVE_CPPFLAGS"
2790 if test x"$samba_cv_HAVE_IFACE_IFCONF" = x"yes"; then
2791     iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available])
2792 fi
2793 fi
2794
2795 if test $iface = no; then
2796 AC_CACHE_CHECK([for iface ifreq],samba_cv_HAVE_IFACE_IFREQ,[
2797 SAVE_CPPFLAGS="$CPPFLAGS"
2798 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2799 AC_TRY_RUN([
2800 #define HAVE_IFACE_IFREQ 1
2801 #define AUTOCONF_TEST 1
2802 #include "${srcdir-.}/lib/interfaces.c"],
2803            samba_cv_HAVE_IFACE_IFREQ=yes,samba_cv_HAVE_IFACE_IFREQ=no,samba_cv_HAVE_IFACE_IFREQ=cross)])
2804 CPPFLAGS="$SAVE_CPPFLAGS"
2805 if test x"$samba_cv_HAVE_IFACE_IFREQ" = x"yes"; then
2806     iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available])
2807 fi
2808 fi
2809
2810
2811 ################################################
2812 # look for a method of setting the effective uid
2813 seteuid=no;
2814 if test $seteuid = no; then
2815 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2816 AC_TRY_RUN([
2817 #define AUTOCONF_TEST 1
2818 #define USE_SETRESUID 1
2819 #include "confdefs.h"
2820 #include "${srcdir-.}/lib/util_sec.c"],
2821            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2822 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2823     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2824 fi
2825 fi
2826
2827
2828 if test $seteuid = no; then
2829 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2830 AC_TRY_RUN([
2831 #define AUTOCONF_TEST 1
2832 #define USE_SETREUID 1
2833 #include "confdefs.h"
2834 #include "${srcdir-.}/lib/util_sec.c"],
2835            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2836 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2837     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2838 fi
2839 fi
2840
2841 if test $seteuid = no; then
2842 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2843 AC_TRY_RUN([
2844 #define AUTOCONF_TEST 1
2845 #define USE_SETEUID 1
2846 #include "confdefs.h"
2847 #include "${srcdir-.}/lib/util_sec.c"],
2848            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2849 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2850     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2851 fi
2852 fi
2853
2854 if test $seteuid = no; then
2855 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2856 AC_TRY_RUN([
2857 #define AUTOCONF_TEST 1
2858 #define USE_SETUIDX 1
2859 #include "confdefs.h"
2860 #include "${srcdir-.}/lib/util_sec.c"],
2861            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2862 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2863     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2864 fi
2865 fi
2866
2867
2868 AC_CACHE_CHECK([for working mmap],samba_cv_HAVE_MMAP,[
2869 AC_TRY_RUN([#include "${srcdir-.}/tests/shared_mmap.c"],
2870            samba_cv_HAVE_MMAP=yes,samba_cv_HAVE_MMAP=no,samba_cv_HAVE_MMAP=cross)])
2871 if test x"$samba_cv_HAVE_MMAP" = x"yes"; then
2872     AC_DEFINE(HAVE_MMAP,1,[Whether mmap works])
2873 fi
2874
2875 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2876 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock.c"],
2877            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2878 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2879     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2880 fi
2881
2882 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2883 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock64.c"],
2884            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2885 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2886     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2887
2888 else
2889
2890 dnl
2891 dnl Don't check for 64 bit fcntl locking if we know that the
2892 dnl glibc2.1 broken check has succeeded.
2893 dnl 
2894
2895   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2896   AC_TRY_RUN([
2897 #if defined(HAVE_UNISTD_H)
2898 #include <unistd.h>
2899 #endif
2900 #include <stdio.h>
2901 #include <stdlib.h>
2902
2903 #ifdef HAVE_FCNTL_H
2904 #include <fcntl.h>
2905 #endif
2906
2907 #ifdef HAVE_SYS_FCNTL_H
2908 #include <sys/fcntl.h>
2909 #endif
2910 main() { struct flock64 fl64;
2911 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2912 exit(0);
2913 #else
2914 exit(1);
2915 #endif
2916 }],
2917        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2918
2919   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2920       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2921   fi
2922 fi
2923
2924 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2925 AC_TRY_COMPILE([#include <sys/types.h>
2926 #include <sys/stat.h>
2927 #include <unistd.h>],
2928 [struct stat st;  st.st_blocks = 0;],
2929 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2930 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2931     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2932 fi 
2933
2934 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2935 AC_TRY_COMPILE([#include <sys/types.h>
2936 #include <sys/stat.h>
2937 #include <unistd.h>],
2938 [struct stat st;  st.st_blksize = 0;],
2939 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2940 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2941     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2942 fi
2943
2944 case "$host_os" in
2945 *linux*)
2946 AC_CACHE_CHECK([for broken RedHat 7.2 system header files],samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS,[
2947 AC_TRY_COMPILE([
2948 #ifdef HAVE_SYS_VFS_H
2949 #include <sys/vfs.h>
2950 #endif
2951 #ifdef HAVE_SYS_CAPABILITY_H
2952 #include <sys/capability.h>
2953 #endif
2954 ],[int i;],
2955    samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=no,samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=yes)])
2956 if test x"$samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS" = x"yes"; then
2957    AC_DEFINE(BROKEN_REDHAT_7_SYSTEM_HEADERS,1,[Broken RedHat 7.2 system header files])
2958 fi
2959 ;;
2960 esac
2961
2962 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2963 AC_TRY_COMPILE([
2964 #include <sys/types.h>
2965 #include <sys/acl.h>
2966 #if defined(HAVE_RPCSVC_NIS_H)
2967 #include <rpcsvc/nis.h>
2968 #endif],
2969 [int i;],
2970 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2971 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2972         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2973 fi
2974
2975 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2976 AC_TRY_RUN([
2977 #include <stdio.h>
2978 #include <limits.h>
2979 main() {
2980         char *newpath = realpath("/tmp", NULL);
2981         exit ((newpath != NULL) ? 0 : 1);
2982 }
2983 ],
2984 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2985 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2986     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2987 fi
2988
2989 #################################################
2990 # check for AFS clear-text auth support
2991 samba_cv_WITH_AFS=no
2992 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2993 AC_ARG_WITH(afs,
2994 [  --with-afs              Include AFS clear-text auth support (default=no) ],
2995 [ case "$withval" in
2996   yes|auto)
2997     AC_MSG_RESULT($withval)
2998     samba_cv_WITH_AFS=$withval
2999     ;;
3000   *)
3001     AC_MSG_RESULT(no)
3002     ;;
3003   esac ],
3004   AC_MSG_RESULT(no)
3005 )
3006
3007 ####################################################
3008 # check for Linux-specific AFS fake-kaserver support
3009 samba_cv_WITH_FAKE_KASERVER=no
3010 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3011 AC_ARG_WITH(fake-kaserver,
3012 [  --with-fake-kaserver    Include AFS fake-kaserver support (default=no) ],
3013 [ case "$withval" in
3014   yes|auto)
3015     AC_MSG_RESULT($withval)
3016     samba_cv_WITH_FAKE_KASERVER=$withval
3017     ;;
3018   *)
3019     AC_MSG_RESULT(no)
3020     ;;
3021   esac ],
3022   AC_MSG_RESULT(no)
3023 )
3024
3025 #################################################
3026 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3027 if test x"$samba_cv_WITH_AFS" != x"no" ||
3028    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3029
3030     # see if this box has the afs-headers in /usr/include/afs
3031     AC_MSG_CHECKING(for /usr/include/afs)
3032     if test -d /usr/include/afs; then
3033           CFLAGS="$CFLAGS -I/usr/include/afs"
3034           CPPFLAGS="$CPPFLAGS -I/usr/include/afs"
3035           AC_MSG_RESULT(yes)
3036     else
3037       AC_MSG_RESULT(no)
3038     fi
3039    
3040     # check for afs.h
3041     have_afs_headers=no
3042     AC_CHECK_HEADERS(afs.h afs/afs.h)
3043     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3044         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3045            test x"$samba_cv_WITH_AFS" = x"auto"; then
3046                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3047         else
3048                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3049         fi
3050     else
3051         have_afs_headers=yes
3052     fi
3053 fi
3054
3055 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3056     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3057 fi
3058
3059 #################################################
3060 # check whether to compile AFS/NT ACL mapping module
3061 samba_cv_WITH_VFS_AFSACL=no
3062 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3063 AC_ARG_WITH(vfs-afsacl,
3064 [  --with-vfs-afsacl       Include AFS to NT ACL mapping module (default=no) ],
3065 [ case "$withval" in
3066   yes|auto)
3067     AC_MSG_RESULT($withval)
3068     samba_cv_WITH_VFS_AFSACL=yes
3069     ;;
3070   *)
3071     AC_MSG_RESULT(no)
3072     ;;
3073   esac ],
3074   AC_MSG_RESULT(no)
3075 )
3076
3077 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3078    default_shared_modules="$default_shared_modules vfs_afsacl"
3079 fi
3080         
3081 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3082     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3083 fi
3084
3085 #################################################
3086 # check for the DFS clear-text auth system
3087 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3088 AC_ARG_WITH(dfs,
3089 [  --with-dce-dfs          Include DCE/DFS clear-text auth support (default=no)],
3090 [ case "$withval" in
3091   yes)
3092     AC_MSG_RESULT(yes)
3093     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3094     ;;
3095   *)
3096     AC_MSG_RESULT(no)
3097     ;;
3098   esac ],
3099   AC_MSG_RESULT(no)
3100 )
3101
3102 ########################################################
3103 # Compile with LDAP support?
3104
3105 with_ldap_support=auto
3106 AC_MSG_CHECKING([for LDAP support])
3107
3108 AC_ARG_WITH(ldap,
3109 [  --with-ldap             LDAP support (default yes)],
3110 [ case "$withval" in
3111     yes|no)
3112         with_ldap_support=$withval
3113         ;;
3114   esac ])
3115
3116 AC_MSG_RESULT($with_ldap_support)
3117
3118 SMBLDAP=""
3119 AC_SUBST(SMBLDAP)
3120 SMBLDAPUTIL=""
3121 AC_SUBST(SMBLDAPUTIL)
3122 LDBLDAP=""
3123 AC_SUBST(LDBLDAP)
3124
3125 if test x"$with_ldap_support" != x"no"; then
3126
3127   ##################################################################
3128   # first test for ldap.h and lber.h
3129   # (ldap.h is required for this test)
3130   AC_CHECK_HEADERS(ldap.h lber.h)
3131   
3132   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3133         if test x"$with_ldap_support" = x"yes"; then
3134          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3135         else
3136          AC_MSG_WARN(ldap.h is needed for LDAP support)
3137         fi
3138         
3139         with_ldap_support=no
3140   fi
3141
3142   ##################################################################
3143   # HP/UX does not have ber_tag_t, disable LDAP there
3144   AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3145   if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3146         if test x"$with_ldap_support" = x"yes"; then
3147          AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3148         else
3149          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3150         fi
3151         with_ldap_support=no
3152   fi
3153 fi
3154
3155 if test x"$with_ldap_support" != x"no"; then
3156   ac_save_LIBS=$LIBS
3157
3158   ##################################################################
3159   # we might need the lber lib on some systems. To avoid link errors
3160   # this test must be before the libldap test
3161   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3162
3163   ########################################################
3164   # now see if we can find the ldap libs in standard paths
3165   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3166
3167   ########################################################
3168   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3169   # Check found in pam_ldap 145.
3170   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3171
3172   LIBS="$LIBS $LDAP_LIBS"
3173   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3174     AC_TRY_COMPILE([
3175         #include <lber.h>
3176         #include <ldap.h>], 
3177         [ldap_set_rebind_proc(0, 0, 0);], 
3178         [smb_ldap_cv_ldap_set_rebind_proc=3], 
3179         [smb_ldap_cv_ldap_set_rebind_proc=2]
3180     ) 
3181   ])
3182   
3183   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3184
3185   AC_CHECK_FUNC_EXT(ldap_dn2ad_canonical,$LDAP_LIBS)    
3186   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3187   
3188   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3189     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3190     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3191     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3192     default_shared_modules="$default_shared_modules";
3193     SMBLDAP="lib/smbldap.o"
3194     SMBLDAPUTIL="lib/smbldap_util.o"
3195     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3196       AC_MSG_WARN(Disabling ldb_ldap support (requires ldap_initialize))
3197     else
3198       AC_DEFINE(HAVE_LDB_LDAP,1,[Whether ldb_ldap is available])
3199       LDBLDAP="lib/ldb/ldb_ldap/ldb_ldap.o"
3200     fi
3201     with_ldap_support=yes
3202     AC_MSG_CHECKING(whether LDAP support is used)
3203     AC_MSG_RESULT(yes)
3204   else
3205     if test x"$with_ldap_support" = x"yes"; then
3206         AC_MSG_ERROR(libldap is needed for LDAP support)
3207     else
3208         AC_MSG_WARN(libldap is needed for LDAP support)
3209     fi
3210     
3211     LDAP_LIBS=""
3212     with_ldap_support=no
3213   fi
3214   LIBS=$ac_save_LIBS
3215 fi
3216
3217
3218 #################################################
3219 # active directory support
3220
3221 with_ads_support=auto
3222 AC_MSG_CHECKING([for Active Directory and krb5 support])
3223
3224 AC_ARG_WITH(ads,
3225 [  --with-ads              Active Directory support (default auto)],
3226 [ case "$withval" in
3227     yes|no)
3228         with_ads_support="$withval"
3229         ;;
3230   esac ])
3231
3232 AC_MSG_RESULT($with_ads_support)
3233
3234 FOUND_KRB5=no
3235 KRB5_LIBS=""
3236
3237 if test x"$with_ldap_support" != x"yes"; then
3238
3239     if test x"$with_ads_support" = x"yes"; then
3240         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3241     elif test x"$with_ads_support" = x"auto"; then
3242         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3243         with_ads_support=no
3244     fi
3245
3246 else
3247
3248     # Check to see whether there is enough LDAP functionality to be able
3249     # to build AD support.
3250
3251     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3252
3253     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3254         if test x"$with_ads_support" = x"yes"; then
3255             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3256         elif test x"$with_ads_support" = x"auto"; then
3257             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3258             with_ads_support=no
3259         fi
3260     fi
3261
3262     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3263
3264     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3265         if test x"$with_ads_support" = x"yes"; then
3266             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3267         elif test x"$with_ads_support" = x"auto"; then
3268             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3269             with_ads_support=no
3270         fi
3271     fi
3272
3273 fi
3274
3275 if test x"$with_ads_support" != x"no"; then
3276
3277   # Do no harm to the values of CFLAGS and LIBS while testing for
3278   # Kerberos support.
3279  
3280   if test x$FOUND_KRB5 = x"no"; then
3281     #################################################
3282     # check for location of Kerberos 5 install
3283     AC_MSG_CHECKING(for kerberos 5 install path)
3284     AC_ARG_WITH(krb5,
3285     [  --with-krb5=base-dir    Locate Kerberos 5 support (default=/usr)],
3286     [ case "$withval" in
3287       no)
3288         AC_MSG_RESULT(no krb5-path given)
3289         ;;
3290       yes)
3291         AC_MSG_RESULT(/usr)
3292         FOUND_KRB5=yes
3293         ;;
3294       *)
3295         AC_MSG_RESULT($withval)
3296         KRB5_CFLAGS="-I$withval/include"
3297         KRB5_CPPFLAGS="-I$withval/include"
3298         KRB5_LDFLAGS="-L$withval/lib"
3299         FOUND_KRB5=yes
3300         if test -x "$withval/bin/krb5-config"; then
3301                 KRB5CONFIG=$withval/bin/krb5-config
3302         fi
3303         ;;
3304       esac ],
3305       AC_MSG_RESULT(no krb5-path given)
3306     )
3307   fi
3308
3309   #################################################
3310   # check for krb5-config from recent MIT and Heimdal kerberos 5
3311   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3312   AC_MSG_CHECKING(for working krb5-config)
3313   if test -x "$KRB5CONFIG"; then
3314     ac_save_CFLAGS=$CFLAGS
3315     CFLAGS="";export CFLAGS
3316     ac_save_LDFLAGS=$LDFLAGS
3317     LDFLAGS="";export LDFLAGS
3318     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3319     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3320     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`" 
3321     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3322     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3323     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3324     FOUND_KRB5=yes
3325     AC_MSG_RESULT(yes)
3326   else
3327     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3328   fi
3329  
3330   if test x$FOUND_KRB5 = x"no"; then
3331     #################################################
3332     # see if this box has the SuSE location for the heimdal krb implementation
3333     AC_MSG_CHECKING(for /usr/include/heimdal)
3334     if test -d /usr/include/heimdal; then
3335       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3336           KRB5_CFLAGS="-I/usr/include/heimdal"
3337           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3338           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3339           AC_MSG_RESULT(yes)
3340       else
3341           KRB5_CFLAGS="-I/usr/include/heimdal"
3342           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3343           AC_MSG_RESULT(yes)
3344       fi
3345     else
3346       AC_MSG_RESULT(no)
3347     fi
3348   fi
3349
3350   if test x$FOUND_KRB5 = x"no"; then
3351     #################################################
3352     # see if this box has the RedHat location for kerberos
3353     AC_MSG_CHECKING(for /usr/kerberos)
3354     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3355       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3356       KRB5_CFLAGS="-I/usr/kerberos/include"
3357       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3358       AC_MSG_RESULT(yes)
3359     else
3360       AC_MSG_RESULT(no)
3361     fi
3362   fi
3363
3364   ac_save_CFLAGS=$CFLAGS
3365   ac_save_CPPFLAGS=$CPPFLAGS
3366   ac_save_LDFLAGS=$LDFLAGS
3367
3368   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3369   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3370   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3371
3372   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3373
3374   # now check for krb5.h. Some systems have the libraries without the headers!
3375   # note that this check is done here to allow for different kerberos
3376   # include paths
3377   AC_CHECK_HEADERS(krb5.h)
3378
3379   if test x"$ac_cv_header_krb5_h" = x"no"; then
3380
3381     # Give a warning if AD support was not explicitly requested,
3382     # i.e with_ads_support = auto, otherwise die with an error.
3383
3384     if test x"$with_ads_support" = x"yes"; then
3385       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3386     else
3387       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3388     fi
3389
3390     # Turn off AD support and restore CFLAGS and LIBS variables
3391
3392     with_ads_support="no"
3393     
3394     CFLAGS=$ac_save_CFLAGS
3395     CPPFLAGS=$ac_save_CPPFLAGS
3396     LDFLAGS=$ac_save_LDFLAGS
3397   fi
3398 fi
3399
3400 # Now we have determined whether we really want ADS support
3401 use_ads=no
3402 if test x"$with_ads_support" != x"no"; then
3403   use_ads=yes
3404   have_gssapi=no
3405   ac_save_LIBS=$LIBS
3406
3407   # now check for gssapi headers.  This is also done here to allow for
3408   # different kerberos include paths
3409   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3410
3411   ##################################################################
3412   # we might need the k5crypto and com_err libraries on some systems
3413   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3414   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3415
3416   # Heimdal checks.
3417   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3418   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3419   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3420
3421   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3422   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3423
3424   ########################################################
3425   # now see if we can find the krb5 libs in standard paths
3426   # or as specified above
3427   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3428   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3429
3430   ########################################################
3431   # now see if we can find the gssapi libs in standard paths
3432   if test x"$have_gssapi" != x"yes"; then
3433      AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3434   fi
3435
3436   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3437   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3438   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3439   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3440   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3441   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3442   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS) 
3443   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3444   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS) 
3445   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3446   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS) 
3447   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3448   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS) 
3449   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS) 
3450   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3451   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3452   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3453   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3454   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3455   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3456   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3457   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3458   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3459   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3460   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3461   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3462   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3463   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3464   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3465   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3466   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3467   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3468   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3469   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3470   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3471   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3472
3473   LIBS="$KRB5_LIBS $LIBS"
3474
3475   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3476         smb_krb5_ticket_has_keyinfo,
3477         [
3478             AC_TRY_COMPILE(
3479             [
3480                 #include <krb5.h>
3481             ],
3482             [
3483                 krb5_ticket ticket;
3484                 krb5_kvno kvno;
3485                 krb5_enctype enctype;
3486
3487                 enctype = ticket.enc_part.enctype;
3488                 kvno = ticket.enc_part.kvno;
3489             ],
3490             [ smb_krb5_ticket_has_keyinfo=yes ],
3491             [ smb_krb5_ticket_has_keyinfo=no ])
3492         ])
3493
3494   if test x"$smb_krb5_ticket_has_keyinfo" = x"yes" ; then
3495         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3496             [Whether the krb5_ticket structure contains the kvno and enctype])
3497   fi
3498
3499   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_verify_checksum, [
3500     AC_TRY_COMPILE([
3501         #include <krb5.h>], 
3502         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);], 
3503         [smb_krb5_verify_checksum=7], 
3504         [smb_krb5_verify_checksum=6], 
3505     ) 
3506   ])
3507   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_verify_checksum, [Number of arguments to krb5_verify_checksum])
3508
3509   AC_CACHE_CHECK([for checksum in krb5_checksum],
3510                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3511     AC_TRY_COMPILE([#include <krb5.h>],
3512       [krb5_checksum cksum; cksum.checksum.length = 0;],
3513       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3514       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3515
3516   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3517     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3518                [Whether the krb5_checksum struct has a checksum property])
3519   fi
3520
3521   AC_CACHE_CHECK([for etype in EncryptedData],
3522                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3523     AC_TRY_COMPILE([#include <krb5.h>],
3524       [EncryptedData edata; edata.etype = 0;],
3525       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3526       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3527
3528   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3529     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3530                [Whether the EncryptedData struct has a etype property])
3531   fi
3532
3533   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3534                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3535     AC_TRY_COMPILE([#include <krb5.h>],
3536       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3537       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3538       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3539
3540   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3541     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3542                [Whether the krb5_ap_req struct has a ticket pointer])
3543   fi
3544
3545   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3546                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3547     AC_TRY_COMPILE([#include <krb5.h>],
3548       [krb5_error err; err.e_data = NULL;],
3549       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3550       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3551
3552   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3553     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3554                [Whether the krb5_error struct has a e_data pointer])
3555   fi
3556
3557   AC_CACHE_CHECK([for krb5_crypto type],
3558                 samba_cv_HAVE_KRB5_CRYPTO,[
3559     AC_TRY_COMPILE([#include <krb5.h>],
3560       [krb5_crypto crypto;],
3561       samba_cv_HAVE_KRB5_CRYPTO=yes,
3562       samba_cv_HAVE_KRB5_CRYPTO=no)])
3563
3564   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3565     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3566                [Whether the type krb5_crypto exists])
3567   fi
3568
3569   AC_CACHE_CHECK([for krb5_encrypt_block type],
3570                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3571     AC_TRY_COMPILE([#include <krb5.h>],
3572       [krb5_encrypt_block block;],
3573       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3574       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3575
3576   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3577     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3578                [Whether the type krb5_encrypt_block exists])
3579   fi
3580
3581   AC_CACHE_CHECK([for addrtype in krb5_address],
3582                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3583     AC_TRY_COMPILE([#include <krb5.h>],
3584       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3585       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3586       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3587
3588   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3589     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3590                [Whether the krb5_address struct has a addrtype property])
3591   fi
3592
3593   AC_CACHE_CHECK([for addr_type in krb5_address],
3594                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3595     AC_TRY_COMPILE([#include <krb5.h>],
3596       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3597       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3598       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3599
3600   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3601     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3602               [Whether the krb5_address struct has a addr_type property])
3603   fi
3604
3605   AC_CACHE_CHECK([for enc_part2 in krb5_ticket], 
3606                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3607                  [AC_TRY_COMPILE([#include <krb5.h>],
3608     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3609     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3610
3611   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3612     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3613               [Whether the krb5_ticket struct has a enc_part2 property])
3614   fi
3615
3616   AC_CACHE_CHECK([for keyblock in krb5_creds],
3617                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3618     AC_TRY_COMPILE([#include <krb5.h>],
3619       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3620       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3621       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3622
3623   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3624     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3625               [Whether the krb5_creds struct has a keyblock property])
3626   fi
3627
3628   AC_CACHE_CHECK([for session in krb5_creds],
3629                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3630     AC_TRY_COMPILE([#include <krb5.h>],
3631       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3632       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3633       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3634
3635   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3636     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3637               [Whether the krb5_creds struct has a session property])
3638   fi
3639
3640   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3641                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3642     AC_TRY_COMPILE([#include <krb5.h>],
3643       [krb5_keyblock key; key.keyvalue.data = NULL;],
3644       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3645       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3646
3647   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3648     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3649               [Whether the krb5_keyblock struct has a keyvalue property])
3650   fi
3651
3652   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3653                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3654     AC_TRY_COMPILE([#include <krb5.h>],
3655       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3656       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3657       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3658   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3659                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3660     AC_TRY_COMPILE([#include <krb5.h>],
3661       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3662       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3663       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3664 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3665 # w.r.t. arcfour and windows, so we must not enable it here
3666   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3667           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3668     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3669               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3670   fi
3671
3672   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3673                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3674     AC_TRY_COMPILE([#include <krb5.h>],
3675       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3676       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3677       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3678
3679   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3680     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3681               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3682   fi
3683
3684   AC_CACHE_CHECK([for KV5M_KEYTAB],
3685                  samba_cv_HAVE_KV5M_KEYTAB,[
3686     AC_TRY_COMPILE([#include <krb5.h>],
3687       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3688       samba_cv_HAVE_KV5M_KEYTAB=yes,
3689       samba_cv_HAVE_KV5M_KEYTAB=no)])
3690
3691   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3692       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3693              [Whether the KV5M_KEYTAB option is available])
3694   fi
3695
3696   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3697                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3698     AC_TRY_COMPILE([#include <krb5.h>],
3699       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3700       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3701       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3702
3703   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3704     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3705               [Whether KRB5_KU_OTHER_CKSUM is available])
3706   fi
3707   
3708   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3709                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3710     AC_TRY_COMPILE([#include <krb5.h>],
3711       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3712       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3713       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3714
3715   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3716     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3717               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3718   fi
3719
3720   AC_CACHE_CHECK([for the krb5_princ_component macro],
3721                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3722     AC_TRY_LINK([#include <krb5.h>],
3723       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3724       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3725       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3726
3727   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3728     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3729                [Whether krb5_princ_component is available])
3730   fi
3731
3732   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3733                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3734     AC_TRY_COMPILE([#include <krb5.h>],
3735       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3736       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3737       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3738
3739   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3740     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3741               [Whether krb5_keytab_entry has key member])
3742   fi
3743
3744   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3745                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3746     AC_TRY_COMPILE([#include <krb5.h>],
3747       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3748       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3749       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3750
3751   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3752     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3753               [Whether krb5_keytab_entry has keyblock member])
3754   fi
3755
3756   AC_CACHE_CHECK([for magic in krb5_address],
3757                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3758     AC_TRY_COMPILE([#include <krb5.h>],
3759       [krb5_address addr; addr.magic = 0;],
3760       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3761       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3762
3763   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3764     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3765               [Whether the krb5_address struct has a magic property])
3766   fi
3767
3768   AC_CACHE_CHECK([for WRFILE: keytab support],
3769                 samba_cv_HAVE_WRFILE_KEYTAB,[
3770     AC_TRY_RUN([
3771 #include<krb5.h>
3772   main()
3773   {
3774     krb5_context context;
3775     krb5_keytab keytab;
3776
3777     krb5_init_context(&context);
3778     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3779   }],
3780   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3781   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3782
3783   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3784       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3785                [Whether the WRFILE:-keytab is supported])
3786   fi
3787
3788   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3789                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3790     AC_TRY_COMPILE([#include <krb5.h>],
3791     [
3792     krb5_context context;
3793     krb5_principal principal;
3794     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3795     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3796     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3797
3798   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3799     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3800               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3801   fi
3802
3803   AC_CACHE_CHECK([for krb5_addresses type],
3804                 samba_cv_HAVE_KRB5_ADDRESSES,[
3805     AC_TRY_COMPILE([#include <krb5.h>],
3806       [krb5_addresses addr;],
3807       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3808       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3809
3810   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3811     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3812                [Whether the type krb5_addresses type exists])
3813   fi
3814
3815   #
3816   #
3817   # Now the decisions whether we can support krb5
3818   # 
3819   # NOTE: all tests should be done before this block!
3820   #
3821   #
3822   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3823     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3824     use_ads=no
3825   fi
3826
3827   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3828           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3829   then
3830     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3831     use_ads=no
3832   fi
3833
3834   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3835           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3836   then
3837     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3838     use_ads=no
3839   fi
3840
3841   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3842           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3843   then
3844     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3845     use_ads=no
3846   fi
3847
3848   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3849           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3850   then
3851     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3852     use_ads=no
3853   fi
3854
3855   if test x"$smb_krb5_ticket_has_keyinfo" != x"yes" ; then
3856
3857       # We only need the following functions if we can't get the enctype
3858       # and kvno out of the ticket directly (ie. on Heimdal).
3859
3860       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3861       then
3862         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3863         use_ads=no
3864       fi
3865
3866       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3867       then
3868         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3869         use_ads=no
3870       fi
3871
3872   fi
3873
3874   if test x"$use_ads" = x"yes"; then
3875     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3876     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3877     if test x"$have_gssapi" = x"yes"; then
3878       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3879     fi
3880   else
3881     if test x"$with_ads_support" = x"yes"; then
3882         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3883     else
3884         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3885     fi
3886     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3887     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3888     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3889     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3890     KRB5_LIBS=""
3891     with_ads_support=no 
3892   fi
3893   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3894   AC_MSG_RESULT([$use_ads])
3895
3896 LIBS="$ac_save_LIBS"
3897 fi
3898
3899 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
3900 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
3901
3902
3903 ########################################################
3904 # Compile with DNS Updates support?
3905
3906 with_dnsupdate_support=no
3907 AC_MSG_CHECKING([whether to enable DNS Updates support])
3908
3909 AC_ARG_WITH(dnsupdate,
3910 [  --with-dnsupdate        Enable DNS Updates support (default no)],
3911 [ case "$withval" in
3912     yes|no)
3913         with_dnsupdate_support=$withval
3914         ;;
3915   esac ])
3916
3917 AC_MSG_RESULT($with_dnsupdate_support)
3918
3919 if test x"$with_dnsupdate_support" != x"no"; then
3920
3921   ################################################################
3922   # first test for Active Directory support being enabled
3923   #if test x"$with_ads_support" = x"no"; then
3924   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
3925   #             with_dnsupdate_support=no
3926   #fi           
3927   ##################################################################
3928   # then test for uuid.h (necessary to generate unique DNS keynames
3929   # (uuid.h is required for this test)
3930   AC_CHECK_HEADERS(uuid/uuid.h)
3931   
3932   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
3933         if test x"$with_dnsupdate_support" = x"yes"; then
3934          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
3935         else
3936          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
3937         fi
3938         with_dnsupdate_support=no
3939   fi
3940 fi
3941
3942 if test x"$with_dnsupdate_support" != x"no"; then
3943   ac_save_LIBS=$LIBS
3944
3945   ########################################################
3946   # now see if we can find the uuid libs in standard paths
3947   AC_CHECK_LIB_EXT(uuid, UUID_LIBS, uuid_generate)
3948
3949   LIBS="$LIBS $UUID_LIBS"
3950   
3951   if test x"$ac_cv_lib_ext_uuid_uuid_generate" = x"yes"; then
3952     with_dnsupdate_support=yes
3953     AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
3954     AC_MSG_CHECKING(whether UUID support is used)
3955     AC_MSG_RESULT(yes)
3956   else
3957     if test x"$with_dnsupdate_support" = x"yes"; then
3958         AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
3959     else
3960         AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
3961     fi
3962     UUID_LIBS=""
3963     with_dnsupdate_support=no
3964   fi
3965   LIBS=$ac_save_LIBS
3966 fi
3967
3968 #################################################
3969 # check for automount support
3970 AC_MSG_CHECKING(whether to use automount)
3971 AC_ARG_WITH(automount,
3972 [  --with-automount        Include automount support (default=no)],
3973 [ case "$withval" in