r19421: BUG 3868: Patch from Timur Bakeyev <timur@com.bat.ru> to prevent
[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
2505 AC_CHECK_HEADERS(fam.h, [samba_cv_HAVE_FAM_H=yes], [samba_cv_HAVE_FAM_H=no])
2506 if test x"$samba_cv_HAVE_FAM_H" = x"yes"; then
2507     # On IRIX, libfam requires libC, but other FAM implementations might not
2508     # need it.
2509     AC_CHECK_LIB(fam, FAMOpen2,
2510             [samba_cv_HAVE_LIBFAM=yes; samba_fam_libs="-lfam"],
2511             [samba_cv_HAVE_LIBFAM=no])
2512
2513     if test x"$samba_cv_HAVE_LIBFAM" = x"no" ; then
2514         samba_fam_xtra=-lC
2515         AC_CHECK_LIB_EXT(fam, samba_fam_xtra, FAMOpen2,
2516                 [samba_cv_HAVE_LIBFAM=yes; samba_fam_libs="-lfam -lC"],
2517                 [samba_cv_HAVE_LIBFAM=no])
2518         unset samba_fam_xtra
2519     fi
2520 fi
2521
2522 if test x"$samba_cv_HAVE_LIBFAM" = x"yes" ; then
2523     AC_DEFINE(HAVE_FAM_CHANGE_NOTIFY, 1,
2524             [Whether FAM is file notifications are available])
2525     AC_TRY_COMPILE([#include <fam.h>],
2526                 [FAMCodes code = FAMChanged;],
2527                 AC_DEFINE(HAVE_FAM_H_FAMCODES_TYPEDEF, 1,
2528                     [Whether fam.h contains a typedef for enum FAMCodes]),
2529                 [])
2530 fi
2531
2532 #################################################
2533 # Check for DMAPI interfaces in libdm/libjfsdm/libxsdm
2534
2535 SMB_CHECK_DMAPI([], AC_MSG_NOTICE(DMAPI support not present) )
2536
2537 AC_CACHE_CHECK([for kernel share modes],samba_cv_HAVE_KERNEL_SHARE_MODES,[
2538 AC_TRY_RUN([
2539 #include <sys/types.h>
2540 #include <fcntl.h>
2541 #include <signal.h>
2542 #include <sys/file.h>
2543 #ifndef LOCK_MAND
2544 #define LOCK_MAND       32
2545 #define LOCK_READ       64
2546 #endif
2547 main() {
2548         exit(flock(open("/dev/null", O_RDWR), LOCK_MAND|LOCK_READ) != 0);
2549 }
2550 ],
2551 samba_cv_HAVE_KERNEL_SHARE_MODES=yes,samba_cv_HAVE_KERNEL_SHARE_MODES=no,samba_cv_HAVE_KERNEL_SHARE_MODES=cross)])
2552 if test x"$samba_cv_HAVE_KERNEL_SHARE_MODES" = x"yes"; then
2553     AC_DEFINE(HAVE_KERNEL_SHARE_MODES,1,[Whether the kernel supports share modes])
2554 fi
2555
2556
2557 AC_CACHE_CHECK([for IRIX kernel oplock type definitions],samba_cv_HAVE_KERNEL_OPLOCKS_IRIX,[
2558 AC_TRY_COMPILE([#include <sys/types.h>
2559 #include <fcntl.h>],
2560 [oplock_stat_t t; t.os_state = OP_REVOKE; t.os_dev = 1; t.os_ino = 1;],
2561 samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=yes,samba_cv_HAVE_KERNEL_OPLOCKS_IRIX=no)])
2562 if test x"$samba_cv_HAVE_KERNEL_OPLOCKS_IRIX" = x"yes"; then
2563     AC_DEFINE(HAVE_KERNEL_OPLOCKS_IRIX,1,[Whether IRIX kernel oplock type definitions are available])
2564 fi
2565
2566 #################################################
2567 # Check for POSIX capability support
2568
2569 AC_CHECK_HEADER(sys/capability.h, [samba_cv_HAVE_SYS_CAPABILITY_H=yes;
2570     AC_DEFINE(HAVE_SYS_CAPABILITY_H, 1, Whether sys/capability.h is present)],
2571     [], [])
2572
2573 if test x"$samba_cv_HAVE_SYS_CAPABILITY_H" = x"yes"; then
2574
2575     ac_save_LIBS=$LIBS
2576     AC_LIBTESTFUNC(cap, cap_get_proc)
2577
2578     AC_CACHE_CHECK([for POSIX capabilities],
2579             samba_cv_HAVE_POSIX_CAPABILITIES,
2580             [
2581                 AC_TRY_RUN([
2582 #include <sys/types.h>
2583 #include <sys/capability.h>
2584 main() {
2585  cap_t cap;
2586  cap_value_t vals[1];
2587  if (!(cap = cap_get_proc()))
2588    exit(1);
2589  vals[0] = CAP_CHOWN;
2590  cap_set_flag(cap, CAP_INHERITABLE, 1, vals, CAP_CLEAR);
2591  cap_set_proc(cap);
2592  exit(0);
2593 }],
2594                 samba_cv_HAVE_POSIX_CAPABILITIES=yes,
2595                 samba_cv_HAVE_POSIX_CAPABILITIES=no,
2596                 samba_cv_HAVE_POSIX_CAPABILITIES=cross)
2597             ])
2598
2599 if test x"$samba_cv_HAVE_POSIX_CAPABILITIES" = x"yes"; then
2600     AC_DEFINE(HAVE_POSIX_CAPABILITIES, 1,
2601             [Whether POSIX capabilities are available])
2602 else
2603     LIBS=$ac_save_LIBS
2604 fi
2605
2606 fi
2607
2608 #
2609 # Check for int16, uint16, int32 and uint32 in rpc/types.h included from rpc/rpc.h
2610 # This is *really* broken but some systems (DEC OSF1) do this.... JRA.
2611 #
2612
2613 AC_CACHE_CHECK([for int16 typedef included by rpc/rpc.h],samba_cv_HAVE_INT16_FROM_RPC_RPC_H,[
2614 AC_TRY_COMPILE([#include <sys/types.h>
2615 #if defined(HAVE_RPC_RPC_H)
2616 #include <rpc/rpc.h>
2617 #endif],
2618 [int16 testvar;],
2619 samba_cv_HAVE_INT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT16_FROM_RPC_RPC_H=no)])
2620 if test x"$samba_cv_HAVE_INT16_FROM_RPC_RPC_H" = x"yes"; then
2621     AC_DEFINE(HAVE_INT16_FROM_RPC_RPC_H,1,[Whether int16 typedef is included by rpc/rpc.h])
2622 fi
2623
2624 AC_CACHE_CHECK([for uint16 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT16_FROM_RPC_RPC_H,[
2625 AC_TRY_COMPILE([#include <sys/types.h>
2626 #if defined(HAVE_RPC_RPC_H)
2627 #include <rpc/rpc.h>
2628 #endif],
2629 [uint16 testvar;],
2630 samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT16_FROM_RPC_RPC_H=no)])
2631 if test x"$samba_cv_HAVE_UINT16_FROM_RPC_RPC_H" = x"yes"; then
2632     AC_DEFINE(HAVE_UINT16_FROM_RPC_RPC_H,1,[Whether uint16 typedef is included by rpc/rpc.h])
2633 fi
2634
2635 AC_CACHE_CHECK([for int32 typedef included by rpc/rpc.h],samba_cv_HAVE_INT32_FROM_RPC_RPC_H,[
2636 AC_TRY_COMPILE([#include <sys/types.h>
2637 #if defined(HAVE_RPC_RPC_H)
2638 #include <rpc/rpc.h>
2639 #endif],
2640 [int32 testvar;],
2641 samba_cv_HAVE_INT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_INT32_FROM_RPC_RPC_H=no)])
2642 if test x"$samba_cv_HAVE_INT32_FROM_RPC_RPC_H" = x"yes"; then
2643     AC_DEFINE(HAVE_INT32_FROM_RPC_RPC_H,1,[Whether int32 typedef is included by rpc/rpc.h])
2644 fi
2645
2646 AC_CACHE_CHECK([for uint32 typedef included by rpc/rpc.h],samba_cv_HAVE_UINT32_FROM_RPC_RPC_H,[
2647 AC_TRY_COMPILE([#include <sys/types.h>
2648 #if defined(HAVE_RPC_RPC_H)
2649 #include <rpc/rpc.h>
2650 #endif],
2651 [uint32 testvar;],
2652 samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=yes,samba_cv_HAVE_UINT32_FROM_RPC_RPC_H=no)])
2653 if test x"$samba_cv_HAVE_UINT32_FROM_RPC_RPC_H" = x"yes"; then
2654     AC_DEFINE(HAVE_UINT32_FROM_RPC_RPC_H,1,[Whether uint32 typedef is included by rpc/rpc.h])
2655 fi
2656
2657 dnl
2658 dnl Some systems (SCO) have a problem including
2659 dnl <prot.h> and <rpc/rpc.h> due to AUTH_ERROR being defined
2660 dnl as a #define in <prot.h> and as part of an enum
2661 dnl in <rpc/rpc.h>.
2662 dnl
2663
2664 AC_CACHE_CHECK([for conflicting AUTH_ERROR define in rpc/rpc.h],samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT,[
2665 AC_TRY_COMPILE([#include <sys/types.h>
2666 #ifdef HAVE_SYS_SECURITY_H
2667 #include <sys/security.h>
2668 #include <prot.h>
2669 #endif  /* HAVE_SYS_SECURITY_H */
2670 #if defined(HAVE_RPC_RPC_H)
2671 #include <rpc/rpc.h>
2672 #endif],
2673 [int testvar;],
2674 samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=no,samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT=yes)])
2675 if test x"$samba_cv_HAVE_RPC_AUTH_ERROR_CONFLICT" = x"yes"; then
2676     AC_DEFINE(HAVE_RPC_AUTH_ERROR_CONFLICT,1,[Whether there is a conflicting AUTH_ERROR define in rpc/rpc.h])
2677 fi
2678
2679 AC_MSG_CHECKING([for test routines])
2680 AC_TRY_RUN([#include "${srcdir-.}/tests/trivial.c"],
2681            AC_MSG_RESULT(yes),
2682            AC_MSG_ERROR([cant find test code. Aborting config]),
2683            AC_MSG_WARN([cannot run when cross-compiling]))
2684
2685 AC_CACHE_CHECK([for ftruncate extend],samba_cv_HAVE_FTRUNCATE_EXTEND,[
2686 AC_TRY_RUN([#include "${srcdir-.}/tests/ftruncate.c"],
2687            samba_cv_HAVE_FTRUNCATE_EXTEND=yes,samba_cv_HAVE_FTRUNCATE_EXTEND=no,samba_cv_HAVE_FTRUNCATE_EXTEND=cross)])
2688 if test x"$samba_cv_HAVE_FTRUNCATE_EXTEND" = x"yes"; then
2689     AC_DEFINE(HAVE_FTRUNCATE_EXTEND,1,[Truncate extend])
2690 fi
2691
2692 AC_CACHE_CHECK([for AF_LOCAL socket support], samba_cv_HAVE_WORKING_AF_LOCAL, [
2693 AC_TRY_RUN([#include "${srcdir-.}/tests/unixsock.c"],
2694            samba_cv_HAVE_WORKING_AF_LOCAL=yes,
2695            samba_cv_HAVE_WORKING_AF_LOCAL=no,
2696            samba_cv_HAVE_WORKING_AF_LOCAL=cross)])
2697 if test x"$samba_cv_HAVE_WORKING_AF_LOCAL" != xno
2698 then
2699     AC_DEFINE(HAVE_WORKING_AF_LOCAL, 1, [Define if you have working AF_LOCAL sockets])
2700 fi
2701
2702 AC_CACHE_CHECK([for broken getgroups],samba_cv_HAVE_BROKEN_GETGROUPS,[
2703 AC_TRY_RUN([#include "${srcdir-.}/tests/getgroups.c"],
2704            samba_cv_HAVE_BROKEN_GETGROUPS=yes,samba_cv_HAVE_BROKEN_GETGROUPS=no,samba_cv_HAVE_BROKEN_GETGROUPS=cross)])
2705 if test x"$samba_cv_HAVE_BROKEN_GETGROUPS" = x"yes"; then
2706     AC_DEFINE(HAVE_BROKEN_GETGROUPS,1,[Whether getgroups is broken])
2707 fi
2708
2709 AC_CACHE_CHECK([for secure mkstemp],samba_cv_HAVE_SECURE_MKSTEMP,[
2710 AC_TRY_RUN([#include <stdlib.h>
2711 #include <sys/types.h>
2712 #include <sys/stat.h>
2713 #include <unistd.h>
2714 main() { 
2715   struct stat st;
2716   char tpl[20]="/tmp/test.XXXXXX"; 
2717   int fd = mkstemp(tpl); 
2718   if (fd == -1) exit(1);
2719   unlink(tpl);
2720   if (fstat(fd, &st) != 0) exit(1);
2721   if ((st.st_mode & 0777) != 0600) exit(1);
2722   exit(0);
2723 }],
2724 samba_cv_HAVE_SECURE_MKSTEMP=yes,
2725 samba_cv_HAVE_SECURE_MKSTEMP=no,
2726 samba_cv_HAVE_SECURE_MKSTEMP=cross)])
2727 if test x"$samba_cv_HAVE_SECURE_MKSTEMP" = x"yes"; then
2728     AC_DEFINE(HAVE_SECURE_MKSTEMP,1,[Whether mkstemp is secure])
2729 fi
2730
2731 AC_CACHE_CHECK([for broken readdir],samba_cv_HAVE_BROKEN_READDIR,[
2732         AC_TRY_RUN([#include "${srcdir-.}/tests/os2_delete.c"],
2733                 [samba_cv_HAVE_BROKEN_READDIR=no],
2734                         [samba_cv_HAVE_BROKEN_READDIR=yes],
2735                         [samba_cv_HAVE_BROKEN_READDIR="assuming not"])])
2736
2737 if test x"$samba_cv_HAVE_BROKEN_READDIR" = x"yes"; then
2738 AC_CACHE_CHECK([for replacing readdir],samba_cv_REPLACE_READDIR,[
2739         AC_TRY_RUN([
2740 #include "${srcdir-.}/lib/repdir.c"
2741 #include "${srcdir-.}/tests/os2_delete.c"],
2742         samba_cv_REPLACE_READDIR=yes,samba_cv_REPLACE_READDIR=no)])
2743 fi
2744
2745 if test x"$samba_cv_REPLACE_READDIR" = x"yes"; then
2746         AC_DEFINE(REPLACE_READDIR,1,[replace readdir])
2747 fi
2748
2749 SMB_CHECK_SYSCONF(_SC_NGROUPS_MAX)
2750 SMB_CHECK_SYSCONF(_SC_NPROC_ONLN)
2751 SMB_CHECK_SYSCONF(_SC_NPROCESSORS_ONLN)
2752 SMB_CHECK_SYSCONF(_SC_PAGESIZE)
2753 AC_CHECK_FUNCS(getpagesize)
2754
2755 ##################
2756 # look for a method of finding the list of network interfaces
2757 iface=no;
2758 AC_CACHE_CHECK([for iface AIX],samba_cv_HAVE_IFACE_AIX,[
2759 SAVE_CPPFLAGS="$CPPFLAGS"
2760 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2761 AC_TRY_RUN([
2762 #define HAVE_IFACE_AIX 1
2763 #define AUTOCONF_TEST 1
2764 #undef _XOPEN_SOURCE_EXTENDED
2765 #include "${srcdir-.}/lib/interfaces.c"],
2766            samba_cv_HAVE_IFACE_AIX=yes,samba_cv_HAVE_IFACE_AIX=no,samba_cv_HAVE_IFACE_AIX=cross)])
2767 CPPFLAGS="$SAVE_CPPFLAGS"
2768 if test x"$samba_cv_HAVE_IFACE_AIX" = x"yes"; then
2769     iface=yes;AC_DEFINE(HAVE_IFACE_AIX,1,[Whether iface AIX is available])
2770 fi
2771
2772 if test $iface = no; then
2773 AC_CACHE_CHECK([for iface ifconf],samba_cv_HAVE_IFACE_IFCONF,[
2774 SAVE_CPPFLAGS="$CPPFLAGS"
2775 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2776 AC_TRY_RUN([
2777 #define HAVE_IFACE_IFCONF 1
2778 #define AUTOCONF_TEST 1
2779 #include "${srcdir-.}/lib/interfaces.c"],
2780            samba_cv_HAVE_IFACE_IFCONF=yes,samba_cv_HAVE_IFACE_IFCONF=no,samba_cv_HAVE_IFACE_IFCONF=cross)])
2781 CPPFLAGS="$SAVE_CPPFLAGS"
2782 if test x"$samba_cv_HAVE_IFACE_IFCONF" = x"yes"; then
2783     iface=yes;AC_DEFINE(HAVE_IFACE_IFCONF,1,[Whether iface ifconf is available])
2784 fi
2785 fi
2786
2787 if test $iface = no; then
2788 AC_CACHE_CHECK([for iface ifreq],samba_cv_HAVE_IFACE_IFREQ,[
2789 SAVE_CPPFLAGS="$CPPFLAGS"
2790 CPPFLAGS="$CPPFLAGS ${SAMBA_CONFIGURE_CPPFLAGS}"
2791 AC_TRY_RUN([
2792 #define HAVE_IFACE_IFREQ 1
2793 #define AUTOCONF_TEST 1
2794 #include "${srcdir-.}/lib/interfaces.c"],
2795            samba_cv_HAVE_IFACE_IFREQ=yes,samba_cv_HAVE_IFACE_IFREQ=no,samba_cv_HAVE_IFACE_IFREQ=cross)])
2796 CPPFLAGS="$SAVE_CPPFLAGS"
2797 if test x"$samba_cv_HAVE_IFACE_IFREQ" = x"yes"; then
2798     iface=yes;AC_DEFINE(HAVE_IFACE_IFREQ,1,[Whether iface ifreq is available])
2799 fi
2800 fi
2801
2802
2803 ################################################
2804 # look for a method of setting the effective uid
2805 seteuid=no;
2806 if test $seteuid = no; then
2807 AC_CACHE_CHECK([for setresuid],samba_cv_USE_SETRESUID,[
2808 AC_TRY_RUN([
2809 #define AUTOCONF_TEST 1
2810 #define USE_SETRESUID 1
2811 #include "confdefs.h"
2812 #include "${srcdir-.}/lib/util_sec.c"],
2813            samba_cv_USE_SETRESUID=yes,samba_cv_USE_SETRESUID=no,samba_cv_USE_SETRESUID=cross)])
2814 if test x"$samba_cv_USE_SETRESUID" = x"yes"; then
2815     seteuid=yes;AC_DEFINE(USE_SETRESUID,1,[Whether setresuid() is available])
2816 fi
2817 fi
2818
2819
2820 if test $seteuid = no; then
2821 AC_CACHE_CHECK([for setreuid],samba_cv_USE_SETREUID,[
2822 AC_TRY_RUN([
2823 #define AUTOCONF_TEST 1
2824 #define USE_SETREUID 1
2825 #include "confdefs.h"
2826 #include "${srcdir-.}/lib/util_sec.c"],
2827            samba_cv_USE_SETREUID=yes,samba_cv_USE_SETREUID=no,samba_cv_USE_SETREUID=cross)])
2828 if test x"$samba_cv_USE_SETREUID" = x"yes"; then
2829     seteuid=yes;AC_DEFINE(USE_SETREUID,1,[Whether setreuid() is available])
2830 fi
2831 fi
2832
2833 if test $seteuid = no; then
2834 AC_CACHE_CHECK([for seteuid],samba_cv_USE_SETEUID,[
2835 AC_TRY_RUN([
2836 #define AUTOCONF_TEST 1
2837 #define USE_SETEUID 1
2838 #include "confdefs.h"
2839 #include "${srcdir-.}/lib/util_sec.c"],
2840            samba_cv_USE_SETEUID=yes,samba_cv_USE_SETEUID=no,samba_cv_USE_SETEUID=cross)])
2841 if test x"$samba_cv_USE_SETEUID" = x"yes"; then
2842     seteuid=yes;AC_DEFINE(USE_SETEUID,1,[Whether seteuid() is available])
2843 fi
2844 fi
2845
2846 if test $seteuid = no; then
2847 AC_CACHE_CHECK([for setuidx],samba_cv_USE_SETUIDX,[
2848 AC_TRY_RUN([
2849 #define AUTOCONF_TEST 1
2850 #define USE_SETUIDX 1
2851 #include "confdefs.h"
2852 #include "${srcdir-.}/lib/util_sec.c"],
2853            samba_cv_USE_SETUIDX=yes,samba_cv_USE_SETUIDX=no,samba_cv_USE_SETUIDX=cross)])
2854 if test x"$samba_cv_USE_SETUIDX" = x"yes"; then
2855     seteuid=yes;AC_DEFINE(USE_SETUIDX,1,[Whether setuidx() is available])
2856 fi
2857 fi
2858
2859
2860 AC_CACHE_CHECK([for working mmap],samba_cv_HAVE_MMAP,[
2861 AC_TRY_RUN([#include "${srcdir-.}/tests/shared_mmap.c"],
2862            samba_cv_HAVE_MMAP=yes,samba_cv_HAVE_MMAP=no,samba_cv_HAVE_MMAP=cross)])
2863 if test x"$samba_cv_HAVE_MMAP" = x"yes"; then
2864     AC_DEFINE(HAVE_MMAP,1,[Whether mmap works])
2865 fi
2866
2867 AC_CACHE_CHECK([for fcntl locking],samba_cv_HAVE_FCNTL_LOCK,[
2868 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock.c"],
2869            samba_cv_HAVE_FCNTL_LOCK=yes,samba_cv_HAVE_FCNTL_LOCK=no,samba_cv_HAVE_FCNTL_LOCK=cross)])
2870 if test x"$samba_cv_HAVE_FCNTL_LOCK" = x"yes"; then
2871     AC_DEFINE(HAVE_FCNTL_LOCK,1,[Whether fcntl locking is available])
2872 fi
2873
2874 AC_CACHE_CHECK([for broken (glibc2.1/x86) 64 bit fcntl locking],samba_cv_HAVE_BROKEN_FCNTL64_LOCKS,[
2875 AC_TRY_RUN([#include "${srcdir-.}/tests/fcntl_lock64.c"],
2876            samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=yes,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=no,samba_cv_HAVE_BROKEN_FCNTL64_LOCKS=cross)])
2877 if test x"$samba_cv_HAVE_BROKEN_FCNTL64_LOCKS" = x"yes"; then
2878     AC_DEFINE(HAVE_BROKEN_FCNTL64_LOCKS,1,[Whether fcntl64 locks are broken])
2879
2880 else
2881
2882 dnl
2883 dnl Don't check for 64 bit fcntl locking if we know that the
2884 dnl glibc2.1 broken check has succeeded.
2885 dnl 
2886
2887   AC_CACHE_CHECK([for 64 bit fcntl locking],samba_cv_HAVE_STRUCT_FLOCK64,[
2888   AC_TRY_RUN([
2889 #if defined(HAVE_UNISTD_H)
2890 #include <unistd.h>
2891 #endif
2892 #include <stdio.h>
2893 #include <stdlib.h>
2894
2895 #ifdef HAVE_FCNTL_H
2896 #include <fcntl.h>
2897 #endif
2898
2899 #ifdef HAVE_SYS_FCNTL_H
2900 #include <sys/fcntl.h>
2901 #endif
2902 main() { struct flock64 fl64;
2903 #if defined(F_SETLKW64) && defined(F_SETLK64) && defined(F_GETLK64)
2904 exit(0);
2905 #else
2906 exit(1);
2907 #endif
2908 }],
2909        samba_cv_HAVE_STRUCT_FLOCK64=yes,samba_cv_HAVE_STRUCT_FLOCK64=no,samba_cv_HAVE_STRUCT_FLOCK64=cross)])
2910
2911   if test x"$samba_cv_HAVE_STRUCT_FLOCK64" = x"yes"; then
2912       AC_DEFINE(HAVE_STRUCT_FLOCK64,1,[Whether the flock64 struct is available])
2913   fi
2914 fi
2915
2916 AC_CACHE_CHECK([for st_blocks in struct stat],samba_cv_HAVE_STAT_ST_BLOCKS,[
2917 AC_TRY_COMPILE([#include <sys/types.h>
2918 #include <sys/stat.h>
2919 #include <unistd.h>],
2920 [struct stat st;  st.st_blocks = 0;],
2921 samba_cv_HAVE_STAT_ST_BLOCKS=yes,samba_cv_HAVE_STAT_ST_BLOCKS=no,samba_cv_HAVE_STAT_ST_BLOCKS=cross)])
2922 if test x"$samba_cv_HAVE_STAT_ST_BLOCKS" = x"yes"; then
2923     AC_DEFINE(HAVE_STAT_ST_BLOCKS,1,[Whether the stat struct has a st_block property])
2924 fi 
2925
2926 AC_CACHE_CHECK([for st_blksize in struct stat],samba_cv_HAVE_STAT_ST_BLKSIZE,[
2927 AC_TRY_COMPILE([#include <sys/types.h>
2928 #include <sys/stat.h>
2929 #include <unistd.h>],
2930 [struct stat st;  st.st_blksize = 0;],
2931 samba_cv_HAVE_STAT_ST_BLKSIZE=yes,samba_cv_HAVE_STAT_ST_BLKSIZE=no,samba_cv_HAVE_STAT_ST_BLKSIZE=cross)])
2932 if test x"$samba_cv_HAVE_STAT_ST_BLKSIZE" = x"yes"; then
2933     AC_DEFINE(HAVE_STAT_ST_BLKSIZE,1,[Whether the stat struct has a st_blksize property])
2934 fi
2935
2936 case "$host_os" in
2937 *linux*)
2938 AC_CACHE_CHECK([for broken RedHat 7.2 system header files],samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS,[
2939 AC_TRY_COMPILE([
2940 #ifdef HAVE_SYS_VFS_H
2941 #include <sys/vfs.h>
2942 #endif
2943 #ifdef HAVE_SYS_CAPABILITY_H
2944 #include <sys/capability.h>
2945 #endif
2946 ],[int i;],
2947    samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=no,samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS=yes)])
2948 if test x"$samba_cv_BROKEN_REDHAT_7_SYSTEM_HEADERS" = x"yes"; then
2949    AC_DEFINE(BROKEN_REDHAT_7_SYSTEM_HEADERS,1,[Broken RedHat 7.2 system header files])
2950 fi
2951 ;;
2952 esac
2953
2954 AC_CACHE_CHECK([for broken nisplus include files],samba_cv_BROKEN_NISPLUS_INCLUDE_FILES,[
2955 AC_TRY_COMPILE([
2956 #include <sys/types.h>
2957 #include <sys/acl.h>
2958 #if defined(HAVE_RPCSVC_NIS_H)
2959 #include <rpcsvc/nis.h>
2960 #endif],
2961 [int i;],
2962 samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=no,samba_cv_BROKEN_NISPLUS_INCLUDE_FILES=yes)])
2963 if test x"$samba_cv_BROKEN_NISPLUS_INCLUDE_FILES" = x"yes"; then
2964         AC_DEFINE(BROKEN_NISPLUS_INCLUDE_FILES,1,[Whether the nisplus include files are broken])
2965 fi
2966
2967 AC_CACHE_CHECK([if the realpath function allows a NULL argument],samba_cv_REALPATH_TAKES_NULL,[
2968 AC_TRY_RUN([
2969 #include <stdio.h>
2970 #include <limits.h>
2971 main() {
2972         char *newpath = realpath("/tmp", NULL);
2973         exit ((newpath != NULL) ? 0 : 1);
2974 }
2975 ],
2976 samba_cv_REALPATH_TAKES_NULL=yes,samba_cv_REALPATH_TAKES_NULL=no,samba_cv_REALPATH_TAKES_NULL=cross)])
2977 if test x"$samba_cv_REALPATH_TAKES_NULL" = x"yes"; then
2978     AC_DEFINE(REALPATH_TAKES_NULL,1,[Whether the realpath function allows NULL])
2979 fi
2980
2981 #################################################
2982 # check for AFS clear-text auth support
2983 samba_cv_WITH_AFS=no
2984 AC_MSG_CHECKING(whether to use AFS clear-text auth)
2985 AC_ARG_WITH(afs,
2986 [  --with-afs              Include AFS clear-text auth support (default=no) ],
2987 [ case "$withval" in
2988   yes|auto)
2989     AC_MSG_RESULT($withval)
2990     samba_cv_WITH_AFS=$withval
2991     ;;
2992   *)
2993     AC_MSG_RESULT(no)
2994     ;;
2995   esac ],
2996   AC_MSG_RESULT(no)
2997 )
2998
2999 ####################################################
3000 # check for Linux-specific AFS fake-kaserver support
3001 samba_cv_WITH_FAKE_KASERVER=no
3002 AC_MSG_CHECKING(whether to use AFS fake-kaserver)
3003 AC_ARG_WITH(fake-kaserver,
3004 [  --with-fake-kaserver    Include AFS fake-kaserver support (default=no) ],
3005 [ case "$withval" in
3006   yes|auto)
3007     AC_MSG_RESULT($withval)
3008     samba_cv_WITH_FAKE_KASERVER=$withval
3009     ;;
3010   *)
3011     AC_MSG_RESULT(no)
3012     ;;
3013   esac ],
3014   AC_MSG_RESULT(no)
3015 )
3016
3017 #################################################
3018 # decide whether we can support WITH_AFS and / or WITH_FAKE_KASERVER
3019 if test x"$samba_cv_WITH_AFS" != x"no" ||
3020    test x"$samba_cv_WITH_FAKE_KASERVER" != x"no"; then
3021
3022     # see if this box has the afs-headers in /usr/include/afs
3023     AC_MSG_CHECKING(for /usr/include/afs)
3024     if test -d /usr/include/afs; then
3025           CFLAGS="$CFLAGS -I/usr/include/afs"
3026           CPPFLAGS="$CPPFLAGS -I/usr/include/afs"
3027           AC_MSG_RESULT(yes)
3028     else
3029       AC_MSG_RESULT(no)
3030     fi
3031    
3032     # check for afs.h
3033     have_afs_headers=no
3034     AC_CHECK_HEADERS(afs.h afs/afs.h)
3035     if test x"$ac_cv_header_afs_h" = x"no" && test x"$ac_cv_header_afs_afs_h" = x"no"; then
3036         if test x"$samba_cv_WITH_FAKE_KASERVER" = x"auto" ||
3037            test x"$samba_cv_WITH_AFS" = x"auto"; then
3038                 AC_MSG_WARN([AFS cannot be supported without afs.h])
3039         else
3040                 AC_MSG_ERROR([AFS cannot be supported without afs.h])
3041         fi
3042     else
3043         have_afs_headers=yes
3044     fi
3045 fi
3046
3047 if test x"$samba_cv_WITH_FAKE_KASERVER" != x"no" && test x"$have_afs_headers" = x"yes"; then
3048     AC_DEFINE(WITH_FAKE_KASERVER,1,[Whether to include AFS fake-kaserver support])
3049 fi
3050
3051 #################################################
3052 # check whether to compile AFS/NT ACL mapping module
3053 samba_cv_WITH_VFS_AFSACL=no
3054 AC_MSG_CHECKING(whether to use AFS ACL mapping module)
3055 AC_ARG_WITH(vfs-afsacl,
3056 [  --with-vfs-afsacl       Include AFS to NT ACL mapping module (default=no) ],
3057 [ case "$withval" in
3058   yes|auto)
3059     AC_MSG_RESULT($withval)
3060     samba_cv_WITH_VFS_AFSACL=yes
3061     ;;
3062   *)
3063     AC_MSG_RESULT(no)
3064     ;;
3065   esac ],
3066   AC_MSG_RESULT(no)
3067 )
3068
3069 if test x"$samba_cv_WITH_VFS_AFSACL" = x"yes"; then
3070    default_shared_modules="$default_shared_modules vfs_afsacl"
3071 fi
3072         
3073 if test x"$samba_cv_WITH_AFS" != x"no" && test x"$have_afs_headers" = x"yes"; then
3074     AC_DEFINE(WITH_AFS,1,[Whether to include AFS clear-text auth support])
3075 fi
3076
3077 #################################################
3078 # check for the DFS clear-text auth system
3079 AC_MSG_CHECKING(whether to use DFS clear-text auth)
3080 AC_ARG_WITH(dfs,
3081 [  --with-dce-dfs          Include DCE/DFS clear-text auth support (default=no)],
3082 [ case "$withval" in
3083   yes)
3084     AC_MSG_RESULT(yes)
3085     AC_DEFINE(WITH_DFS,1,[Whether to include DFS support])
3086     ;;
3087   *)
3088     AC_MSG_RESULT(no)
3089     ;;
3090   esac ],
3091   AC_MSG_RESULT(no)
3092 )
3093
3094 ########################################################
3095 # Compile with LDAP support?
3096
3097 with_ldap_support=auto
3098 AC_MSG_CHECKING([for LDAP support])
3099
3100 AC_ARG_WITH(ldap,
3101 [  --with-ldap             LDAP support (default yes)],
3102 [ case "$withval" in
3103     yes|no)
3104         with_ldap_support=$withval
3105         ;;
3106   esac ])
3107
3108 AC_MSG_RESULT($with_ldap_support)
3109
3110 SMBLDAP=""
3111 AC_SUBST(SMBLDAP)
3112 SMBLDAPUTIL=""
3113 AC_SUBST(SMBLDAPUTIL)
3114 LDBLDAP=""
3115 AC_SUBST(LDBLDAP)
3116
3117 if test x"$with_ldap_support" != x"no"; then
3118
3119   ##################################################################
3120   # first test for ldap.h and lber.h
3121   # (ldap.h is required for this test)
3122   AC_CHECK_HEADERS(ldap.h lber.h)
3123   
3124   if test x"$ac_cv_header_ldap_h" != x"yes"; then
3125         if test x"$with_ldap_support" = x"yes"; then
3126          AC_MSG_ERROR(ldap.h is needed for LDAP support)
3127         else
3128          AC_MSG_WARN(ldap.h is needed for LDAP support)
3129         fi
3130         
3131         with_ldap_support=no
3132   fi
3133
3134   ##################################################################
3135   # HP/UX does not have ber_tag_t, disable LDAP there
3136   AC_CHECK_TYPE(ber_tag_t,,,[#include <lber.h>])
3137   if test x"$ac_cv_type_ber_tag_t" != x"yes"; then
3138         if test x"$with_ldap_support" = x"yes"; then
3139          AC_MSG_ERROR(ber_tag_t is needed for LDAP support)
3140         else
3141          AC_MSG_WARN(ber_tag_t is needed for LDAP support)
3142         fi
3143         with_ldap_support=no
3144   fi
3145 fi
3146
3147 if test x"$with_ldap_support" != x"no"; then
3148   ac_save_LIBS=$LIBS
3149
3150   ##################################################################
3151   # we might need the lber lib on some systems. To avoid link errors
3152   # this test must be before the libldap test
3153   AC_CHECK_LIB_EXT(lber, LDAP_LIBS, ber_scanf)
3154
3155   ########################################################
3156   # now see if we can find the ldap libs in standard paths
3157   AC_CHECK_LIB_EXT(ldap, LDAP_LIBS, ldap_init)
3158
3159   ########################################################
3160   # If we have LDAP, does it's rebind procedure take 2 or 3 arguments?
3161   # Check found in pam_ldap 145.
3162   AC_CHECK_FUNC_EXT(ldap_set_rebind_proc,$LDAP_LIBS)
3163
3164   LIBS="$LIBS $LDAP_LIBS"
3165   AC_CACHE_CHECK(whether ldap_set_rebind_proc takes 3 arguments, smb_ldap_cv_ldap_set_rebind_proc, [
3166     AC_TRY_COMPILE([
3167         #include <lber.h>
3168         #include <ldap.h>], 
3169         [ldap_set_rebind_proc(0, 0, 0);], 
3170         [smb_ldap_cv_ldap_set_rebind_proc=3], 
3171         [smb_ldap_cv_ldap_set_rebind_proc=2]
3172     ) 
3173   ])
3174   
3175   AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $smb_ldap_cv_ldap_set_rebind_proc, [Number of arguments to ldap_set_rebind_proc])
3176
3177   AC_CHECK_FUNC_EXT(ldap_dn2ad_canonical,$LDAP_LIBS)    
3178   AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3179   
3180   if test x"$ac_cv_lib_ext_ldap_ldap_init" = x"yes"; then
3181     AC_DEFINE(HAVE_LDAP,1,[Whether ldap is available])
3182     CPPFLAGS="$CPPFLAGS -DLDAP_DEPRECATED"
3183     default_static_modules="$default_static_modules pdb_ldap idmap_ldap";
3184     default_shared_modules="$default_shared_modules";
3185     SMBLDAP="lib/smbldap.o"
3186     SMBLDAPUTIL="lib/smbldap_util.o"
3187     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3188       AC_MSG_WARN(Disabling ldb_ldap support (requires ldap_initialize))
3189     else
3190       AC_DEFINE(HAVE_LDB_LDAP,1,[Whether ldb_ldap is available])
3191       LDBLDAP="lib/ldb/ldb_ldap/ldb_ldap.o"
3192     fi
3193     with_ldap_support=yes
3194     AC_MSG_CHECKING(whether LDAP support is used)
3195     AC_MSG_RESULT(yes)
3196   else
3197     if test x"$with_ldap_support" = x"yes"; then
3198         AC_MSG_ERROR(libldap is needed for LDAP support)
3199     else
3200         AC_MSG_WARN(libldap is needed for LDAP support)
3201     fi
3202     
3203     LDAP_LIBS=""
3204     with_ldap_support=no
3205   fi
3206   LIBS=$ac_save_LIBS
3207 fi
3208
3209
3210 #################################################
3211 # active directory support
3212
3213 with_ads_support=auto
3214 AC_MSG_CHECKING([for Active Directory and krb5 support])
3215
3216 AC_ARG_WITH(ads,
3217 [  --with-ads              Active Directory support (default auto)],
3218 [ case "$withval" in
3219     yes|no)
3220         with_ads_support="$withval"
3221         ;;
3222   esac ])
3223
3224 AC_MSG_RESULT($with_ads_support)
3225
3226 FOUND_KRB5=no
3227 KRB5_LIBS=""
3228
3229 if test x"$with_ldap_support" != x"yes"; then
3230
3231     if test x"$with_ads_support" = x"yes"; then
3232         AC_MSG_ERROR(Active Directory Support requires LDAP support)
3233     elif test x"$with_ads_support" = x"auto"; then
3234         AC_MSG_WARN(Disabling Active Directory support (requires LDAP support))
3235         with_ads_support=no
3236     fi
3237
3238 else
3239
3240     # Check to see whether there is enough LDAP functionality to be able
3241     # to build AD support.
3242
3243     AC_CHECK_FUNC_EXT(ldap_initialize,$LDAP_LIBS)
3244
3245     if test x"$ac_cv_func_ext_ldap_initialize" != x"yes"; then
3246         if test x"$with_ads_support" = x"yes"; then
3247             AC_MSG_ERROR(Active Directory support requires ldap_initialize)
3248         elif test x"$with_ads_support" = x"auto"; then
3249             AC_MSG_WARN(Disabling Active Directory support (requires ldap_initialize))
3250             with_ads_support=no
3251         fi
3252     fi
3253
3254     AC_CHECK_FUNC_EXT(ldap_add_result_entry,$LDAP_LIBS)
3255
3256     if test x"$ac_cv_func_ext_ldap_add_result_entry" != x"yes"; then
3257         if test x"$with_ads_support" = x"yes"; then
3258             AC_MSG_ERROR(Active Directory support requires ldap_add_result_entry)
3259         elif test x"$with_ads_support" = x"auto"; then
3260             AC_MSG_WARN(Disabling Active Directory support (requires ldap_add_result_entry))
3261             with_ads_support=no
3262         fi
3263     fi
3264
3265 fi
3266
3267 if test x"$with_ads_support" != x"no"; then
3268
3269   # Do no harm to the values of CFLAGS and LIBS while testing for
3270   # Kerberos support.
3271  
3272   if test x$FOUND_KRB5 = x"no"; then
3273     #################################################
3274     # check for location of Kerberos 5 install
3275     AC_MSG_CHECKING(for kerberos 5 install path)
3276     AC_ARG_WITH(krb5,
3277     [  --with-krb5=base-dir    Locate Kerberos 5 support (default=/usr)],
3278     [ case "$withval" in
3279       no)
3280         AC_MSG_RESULT(no krb5-path given)
3281         ;;
3282       yes)
3283         AC_MSG_RESULT(/usr)
3284         FOUND_KRB5=yes
3285         ;;
3286       *)
3287         AC_MSG_RESULT($withval)
3288         KRB5_CFLAGS="-I$withval/include"
3289         KRB5_CPPFLAGS="-I$withval/include"
3290         KRB5_LDFLAGS="-L$withval/lib"
3291         FOUND_KRB5=yes
3292         if test -x "$withval/bin/krb5-config"; then
3293                 KRB5CONFIG=$withval/bin/krb5-config
3294         fi
3295         ;;
3296       esac ],
3297       AC_MSG_RESULT(no krb5-path given)
3298     )
3299   fi
3300
3301   #################################################
3302   # check for krb5-config from recent MIT and Heimdal kerberos 5
3303   AC_PATH_PROG(KRB5CONFIG, krb5-config)
3304   AC_MSG_CHECKING(for working krb5-config)
3305   if test -x "$KRB5CONFIG"; then
3306     ac_save_CFLAGS=$CFLAGS
3307     CFLAGS="";export CFLAGS
3308     ac_save_LDFLAGS=$LDFLAGS
3309     LDFLAGS="";export LDFLAGS
3310     KRB5_LIBS="`$KRB5CONFIG --libs gssapi`"
3311     KRB5_LDFLAGS="`$KRB5CONFIG --libs gssapi | sed s/-lgss.*//`"
3312     KRB5_CFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`" 
3313     KRB5_CPPFLAGS="`$KRB5CONFIG --cflags | sed s/@INCLUDE_des@//`"
3314     CFLAGS=$ac_save_CFLAGS;export CFLAGS
3315     LDFLAGS=$ac_save_LDFLAGS;export LDFLAGS
3316     FOUND_KRB5=yes
3317     AC_MSG_RESULT(yes)
3318   else
3319     AC_MSG_RESULT(no. Fallback to previous krb5 detection strategy)
3320   fi
3321  
3322   if test x$FOUND_KRB5 = x"no"; then
3323     #################################################
3324     # see if this box has the SuSE location for the heimdal krb implementation
3325     AC_MSG_CHECKING(for /usr/include/heimdal)
3326     if test -d /usr/include/heimdal; then
3327       if test -f /usr/lib/heimdal/lib/libkrb5.a; then
3328           KRB5_CFLAGS="-I/usr/include/heimdal"
3329           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3330           KRB5_LDFLAGS="-L/usr/lib/heimdal/lib"
3331           AC_MSG_RESULT(yes)
3332       else
3333           KRB5_CFLAGS="-I/usr/include/heimdal"
3334           KRB5_CPPFLAGS="-I/usr/include/heimdal"
3335           AC_MSG_RESULT(yes)
3336       fi
3337     else
3338       AC_MSG_RESULT(no)
3339     fi
3340   fi
3341
3342   if test x$FOUND_KRB5 = x"no"; then
3343     #################################################
3344     # see if this box has the RedHat location for kerberos
3345     AC_MSG_CHECKING(for /usr/kerberos)
3346     if test -d /usr/kerberos -a -f /usr/kerberos/lib/libkrb5.a; then
3347       KRB5_LDFLAGS="-L/usr/kerberos/lib"
3348       KRB5_CFLAGS="-I/usr/kerberos/include"
3349       KRB5_CPPFLAGS="-I/usr/kerberos/include"
3350       AC_MSG_RESULT(yes)
3351     else
3352       AC_MSG_RESULT(no)
3353     fi
3354   fi
3355
3356   ac_save_CFLAGS=$CFLAGS
3357   ac_save_CPPFLAGS=$CPPFLAGS
3358   ac_save_LDFLAGS=$LDFLAGS
3359
3360   CFLAGS="$KRB5_CFLAGS $CFLAGS"
3361   CPPFLAGS="$KRB5_CPPFLAGS $CPPFLAGS"
3362   LDFLAGS="$KRB5_LDFLAGS $LDFLAGS"
3363
3364   KRB5_LIBS="$KRB5_LDFLAGS $KRB5_LIBS"
3365
3366   # now check for krb5.h. Some systems have the libraries without the headers!
3367   # note that this check is done here to allow for different kerberos
3368   # include paths
3369   AC_CHECK_HEADERS(krb5.h)
3370
3371   if test x"$ac_cv_header_krb5_h" = x"no"; then
3372
3373     # Give a warning if AD support was not explicitly requested,
3374     # i.e with_ads_support = auto, otherwise die with an error.
3375
3376     if test x"$with_ads_support" = x"yes"; then
3377       AC_MSG_ERROR([Active Directory cannot be supported without krb5.h])
3378     else
3379       AC_MSG_WARN([Active Directory cannot be supported without krb5.h])
3380     fi
3381
3382     # Turn off AD support and restore CFLAGS and LIBS variables
3383
3384     with_ads_support="no"
3385     
3386     CFLAGS=$ac_save_CFLAGS
3387     CPPFLAGS=$ac_save_CPPFLAGS
3388     LDFLAGS=$ac_save_LDFLAGS
3389   fi
3390 fi
3391
3392 # Now we have determined whether we really want ADS support
3393 use_ads=no
3394 if test x"$with_ads_support" != x"no"; then
3395   use_ads=yes
3396   have_gssapi=no
3397   ac_save_LIBS=$LIBS
3398
3399   # now check for gssapi headers.  This is also done here to allow for
3400   # different kerberos include paths
3401   AC_CHECK_HEADERS(gssapi.h gssapi/gssapi_generic.h gssapi/gssapi.h com_err.h)
3402
3403   ##################################################################
3404   # we might need the k5crypto and com_err libraries on some systems
3405   AC_CHECK_LIB_EXT(com_err, KRB5_LIBS, _et_list)
3406   AC_CHECK_LIB_EXT(k5crypto, KRB5_LIBS, krb5_encrypt_data)
3407
3408   # Heimdal checks.
3409   AC_CHECK_LIB_EXT(crypto, KRB5_LIBS, des_set_key)
3410   AC_CHECK_LIB_EXT(asn1, KRB5_LIBS, copy_Authenticator)
3411   AC_CHECK_LIB_EXT(roken, KRB5_LIBS, roken_getaddrinfo_hostspec)
3412
3413   # Heimdal checks. On static Heimdal gssapi must be linked before krb5.
3414   AC_CHECK_LIB_EXT(gssapi, KRB5_LIBS, gss_display_status,[],[],have_gssapi=yes)
3415
3416   ########################################################
3417   # now see if we can find the krb5 libs in standard paths
3418   # or as specified above
3419   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_mk_req_extended)
3420   AC_CHECK_LIB_EXT(krb5, KRB5_LIBS, krb5_kt_compare)
3421
3422   ########################################################
3423   # now see if we can find the gssapi libs in standard paths
3424   AC_CHECK_LIB_EXT(gssapi_krb5, KRB5_LIBS,gss_display_status,[],[],have_gssapi=yes)
3425
3426   AC_CHECK_FUNC_EXT(krb5_set_real_time, $KRB5_LIBS)
3427   AC_CHECK_FUNC_EXT(krb5_set_default_in_tkt_etypes, $KRB5_LIBS)
3428   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_enctypes, $KRB5_LIBS)
3429   AC_CHECK_FUNC_EXT(krb5_set_default_tgs_ktypes, $KRB5_LIBS)
3430   AC_CHECK_FUNC_EXT(krb5_principal2salt, $KRB5_LIBS)
3431   AC_CHECK_FUNC_EXT(krb5_use_enctype, $KRB5_LIBS)
3432   AC_CHECK_FUNC_EXT(krb5_string_to_key, $KRB5_LIBS) 
3433   AC_CHECK_FUNC_EXT(krb5_get_pw_salt, $KRB5_LIBS)
3434   AC_CHECK_FUNC_EXT(krb5_string_to_key_salt, $KRB5_LIBS) 
3435   AC_CHECK_FUNC_EXT(krb5_auth_con_setkey, $KRB5_LIBS)
3436   AC_CHECK_FUNC_EXT(krb5_auth_con_setuseruserkey, $KRB5_LIBS) 
3437   AC_CHECK_FUNC_EXT(krb5_locate_kdc, $KRB5_LIBS)
3438   AC_CHECK_FUNC_EXT(krb5_get_permitted_enctypes, $KRB5_LIBS) 
3439   AC_CHECK_FUNC_EXT(krb5_get_default_in_tkt_etypes, $KRB5_LIBS) 
3440   AC_CHECK_FUNC_EXT(krb5_free_data_contents, $KRB5_LIBS)
3441   AC_CHECK_FUNC_EXT(krb5_principal_get_comp_string, $KRB5_LIBS)
3442   AC_CHECK_FUNC_EXT(krb5_free_unparsed_name, $KRB5_LIBS)
3443   AC_CHECK_FUNC_EXT(krb5_free_keytab_entry_contents, $KRB5_LIBS)
3444   AC_CHECK_FUNC_EXT(krb5_kt_free_entry, $KRB5_LIBS)
3445   AC_CHECK_FUNC_EXT(krb5_krbhst_init, $KRB5_LIBS)
3446   AC_CHECK_FUNC_EXT(krb5_krbhst_get_addrinfo, $KRB5_LIBS)
3447   AC_CHECK_FUNC_EXT(krb5_c_enctype_compare, $KRB5_LIBS)
3448   AC_CHECK_FUNC_EXT(krb5_enctypes_compatible_keys, $KRB5_LIBS)
3449   AC_CHECK_FUNC_EXT(krb5_crypto_init, $KRB5_LIBS)
3450   AC_CHECK_FUNC_EXT(krb5_crypto_destroy, $KRB5_LIBS)
3451   AC_CHECK_FUNC_EXT(krb5_decode_ap_req, $KRB5_LIBS)
3452   AC_CHECK_FUNC_EXT(free_AP_REQ, $KRB5_LIBS)
3453   AC_CHECK_FUNC_EXT(krb5_c_verify_checksum, $KRB5_LIBS)
3454   AC_CHECK_FUNC_EXT(krb5_principal_compare_any_realm, $KRB5_LIBS)
3455   AC_CHECK_FUNC_EXT(krb5_parse_name_norealm, $KRB5_LIBS)
3456   AC_CHECK_FUNC_EXT(krb5_princ_size, $KRB5_LIBS)
3457   AC_CHECK_FUNC_EXT(krb5_get_init_creds_opt_set_pac_request, $KRB5_LIBS)
3458   AC_CHECK_FUNC_EXT(krb5_get_renewed_creds, $KRB5_LIBS)
3459   AC_CHECK_FUNC_EXT(krb5_get_kdc_cred, $KRB5_LIBS)
3460   AC_CHECK_FUNC_EXT(krb5_free_error_contents, $KRB5_LIBS)
3461   AC_CHECK_FUNC_EXT(initialize_krb5_error_table, $KRB5_LIBS)
3462
3463   LIBS="$KRB5_LIBS $LIBS"
3464
3465   AC_CACHE_CHECK(whether krb5_ticket contains kvno and enctype,
3466         smb_krb5_ticket_has_keyinfo,
3467         [
3468             AC_TRY_COMPILE(
3469             [
3470                 #include <krb5.h>
3471             ],
3472             [
3473                 krb5_ticket ticket;
3474                 krb5_kvno kvno;
3475                 krb5_enctype enctype;
3476
3477                 enctype = ticket.enc_part.enctype;
3478                 kvno = ticket.enc_part.kvno;
3479             ],
3480             [ smb_krb5_ticket_has_keyinfo=yes ],
3481             [ smb_krb5_ticket_has_keyinfo=no ])
3482         ])
3483
3484   if test x"$smb_krb5_ticket_has_keyinfo" = x"yes" ; then
3485         AC_DEFINE(KRB5_TICKET_HAS_KEYINFO, 1,
3486             [Whether the krb5_ticket structure contains the kvno and enctype])
3487   fi
3488
3489   AC_CACHE_CHECK(whether krb5_verify_checksum takes 7 arguments, smb_krb5_verify_checksum, [
3490     AC_TRY_COMPILE([
3491         #include <krb5.h>], 
3492         [krb5_verify_checksum(0, 0, 0, 0, 0, 0, 0);], 
3493         [smb_krb5_verify_checksum=7], 
3494         [smb_krb5_verify_checksum=6], 
3495     ) 
3496   ])
3497   AC_DEFINE_UNQUOTED(KRB5_VERIFY_CHECKSUM_ARGS, $smb_krb5_verify_checksum, [Number of arguments to krb5_verify_checksum])
3498
3499   AC_CACHE_CHECK([for checksum in krb5_checksum],
3500                 samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM,[
3501     AC_TRY_COMPILE([#include <krb5.h>],
3502       [krb5_checksum cksum; cksum.checksum.length = 0;],
3503       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=yes,
3504       samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM=no)])
3505
3506   if test x"$samba_cv_HAVE_CHECKSUM_IN_KRB5_CHECKSUM" = x"yes"; then
3507     AC_DEFINE(HAVE_CHECKSUM_IN_KRB5_CHECKSUM,1,
3508                [Whether the krb5_checksum struct has a checksum property])
3509   fi
3510
3511   AC_CACHE_CHECK([for etype in EncryptedData],
3512                 samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA,[
3513     AC_TRY_COMPILE([#include <krb5.h>],
3514       [EncryptedData edata; edata.etype = 0;],
3515       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=yes,
3516       samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA=no)])
3517
3518   if test x"$samba_cv_HAVE_ETYPE_IN_ENCRYPTEDDATA" = x"yes"; then
3519     AC_DEFINE(HAVE_ETYPE_IN_ENCRYPTEDDATA,1,
3520                [Whether the EncryptedData struct has a etype property])
3521   fi
3522
3523   AC_CACHE_CHECK([for ticket pointer in krb5_ap_req],
3524                 samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,[
3525     AC_TRY_COMPILE([#include <krb5.h>],
3526       [krb5_ap_req *ap_req; ap_req->ticket = NULL;],
3527       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=yes,
3528       samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ=no)])
3529
3530   if test x"$samba_cv_HAVE_TICKET_POINTER_IN_KRB5_AP_REQ" = x"yes"; then
3531     AC_DEFINE(HAVE_TICKET_POINTER_IN_KRB5_AP_REQ,1,
3532                [Whether the krb5_ap_req struct has a ticket pointer])
3533   fi
3534
3535   AC_CACHE_CHECK([for e_data pointer in krb5_error],
3536                 samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR,[
3537     AC_TRY_COMPILE([#include <krb5.h>],
3538       [krb5_error err; err.e_data = NULL;],
3539       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=yes,
3540       samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR=no)])
3541
3542   if test x"$samba_cv_HAVE_E_DATA_POINTER_IN_KRB5_ERROR" = x"yes"; then
3543     AC_DEFINE(HAVE_E_DATA_POINTER_IN_KRB5_ERROR,1,
3544                [Whether the krb5_error struct has a e_data pointer])
3545   fi
3546
3547   AC_CACHE_CHECK([for krb5_crypto type],
3548                 samba_cv_HAVE_KRB5_CRYPTO,[
3549     AC_TRY_COMPILE([#include <krb5.h>],
3550       [krb5_crypto crypto;],
3551       samba_cv_HAVE_KRB5_CRYPTO=yes,
3552       samba_cv_HAVE_KRB5_CRYPTO=no)])
3553
3554   if test x"$samba_cv_HAVE_KRB5_CRYPTO" = x"yes"; then
3555     AC_DEFINE(HAVE_KRB5_CRYPTO,1,
3556                [Whether the type krb5_crypto exists])
3557   fi
3558
3559   AC_CACHE_CHECK([for krb5_encrypt_block type],
3560                 samba_cv_HAVE_KRB5_ENCRYPT_BLOCK,[
3561     AC_TRY_COMPILE([#include <krb5.h>],
3562       [krb5_encrypt_block block;],
3563       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=yes,
3564       samba_cv_HAVE_KRB5_ENCRYPT_BLOCK=no)])
3565
3566   if test x"$samba_cv_HAVE_KRB5_ENCRYPT_BLOCK" = x"yes"; then
3567     AC_DEFINE(HAVE_KRB5_ENCRYPT_BLOCK,1,
3568                [Whether the type krb5_encrypt_block exists])
3569   fi
3570
3571   AC_CACHE_CHECK([for addrtype in krb5_address],
3572                 samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS,[
3573     AC_TRY_COMPILE([#include <krb5.h>],
3574       [krb5_address kaddr; kaddr.addrtype = ADDRTYPE_INET;],
3575       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=yes,
3576       samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS=no)])
3577
3578   if test x"$samba_cv_HAVE_ADDRTYPE_IN_KRB5_ADDRESS" = x"yes"; then
3579     AC_DEFINE(HAVE_ADDRTYPE_IN_KRB5_ADDRESS,1,
3580                [Whether the krb5_address struct has a addrtype property])
3581   fi
3582
3583   AC_CACHE_CHECK([for addr_type in krb5_address],
3584                  samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,[
3585     AC_TRY_COMPILE([#include <krb5.h>],
3586       [krb5_address kaddr; kaddr.addr_type = KRB5_ADDRESS_INET;],
3587       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=yes,
3588       samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS=no)])
3589
3590   if test x"$samba_cv_HAVE_ADDR_TYPE_IN_KRB5_ADDRESS" = x"yes"; then
3591     AC_DEFINE(HAVE_ADDR_TYPE_IN_KRB5_ADDRESS,1,
3592               [Whether the krb5_address struct has a addr_type property])
3593   fi
3594
3595   AC_CACHE_CHECK([for enc_part2 in krb5_ticket], 
3596                  samba_cv_HAVE_KRB5_TKT_ENC_PART2,
3597                  [AC_TRY_COMPILE([#include <krb5.h>],
3598     [krb5_ticket tkt; tkt.enc_part2->authorization_data[0]->contents = NULL;],
3599     samba_cv_HAVE_KRB5_TKT_ENC_PART2=yes,samba_cv_HAVE_KRB5_TKT_ENC_PART2=no)])
3600
3601   if test x"$samba_cv_HAVE_KRB5_TKT_ENC_PART2" = x"yes"; then
3602     AC_DEFINE(HAVE_KRB5_TKT_ENC_PART2,1,
3603               [Whether the krb5_ticket struct has a enc_part2 property])
3604   fi
3605
3606   AC_CACHE_CHECK([for keyblock in krb5_creds],
3607                  samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS,[
3608     AC_TRY_COMPILE([#include <krb5.h>],
3609       [krb5_creds creds; krb5_keyblock kb; creds.keyblock = kb;],
3610       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=yes,
3611       samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS=no)])
3612
3613   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_IN_CREDS" = x"yes"; then
3614     AC_DEFINE(HAVE_KRB5_KEYBLOCK_IN_CREDS,1,
3615               [Whether the krb5_creds struct has a keyblock property])
3616   fi
3617
3618   AC_CACHE_CHECK([for session in krb5_creds],
3619                  samba_cv_HAVE_KRB5_SESSION_IN_CREDS,[
3620     AC_TRY_COMPILE([#include <krb5.h>],
3621       [krb5_creds creds; krb5_keyblock kb; creds.session = kb;],
3622       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=yes,
3623       samba_cv_HAVE_KRB5_SESSION_IN_CREDS=no)])
3624
3625   if test x"$samba_cv_HAVE_KRB5_SESSION_IN_CREDS" = x"yes"; then
3626     AC_DEFINE(HAVE_KRB5_SESSION_IN_CREDS,1,
3627               [Whether the krb5_creds struct has a session property])
3628   fi
3629
3630   AC_CACHE_CHECK([for keyvalue in krb5_keyblock],
3631                  samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE,[
3632     AC_TRY_COMPILE([#include <krb5.h>],
3633       [krb5_keyblock key; key.keyvalue.data = NULL;],
3634       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=yes,
3635       samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE=no)])
3636
3637   if test x"$samba_cv_HAVE_KRB5_KEYBLOCK_KEYVALUE" = x"yes"; then
3638     AC_DEFINE(HAVE_KRB5_KEYBLOCK_KEYVALUE,1,
3639               [Whether the krb5_keyblock struct has a keyvalue property])
3640   fi
3641
3642   AC_CACHE_CHECK([for ENCTYPE_ARCFOUR_HMAC_MD5],
3643                  samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,[
3644     AC_TRY_COMPILE([#include <krb5.h>],
3645       [krb5_enctype enctype; enctype = ENCTYPE_ARCFOUR_HMAC_MD5;],
3646       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=yes,
3647       samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5=no)])
3648   AC_CACHE_CHECK([for KEYTYPE_ARCFOUR_56],
3649                  samba_cv_HAVE_KEYTYPE_ARCFOUR_56,[
3650     AC_TRY_COMPILE([#include <krb5.h>],
3651       [krb5_keytype keytype; keytype = KEYTYPE_ARCFOUR_56;],
3652       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=yes,
3653       samba_cv_HAVE_KEYTYPE_ARCFOUR_56=no)])
3654 # Heimdals with KEYTYPE_ARCFOUR but not KEYTYPE_ARCFOUR_56 are broken
3655 # w.r.t. arcfour and windows, so we must not enable it here
3656   if test x"$samba_cv_HAVE_ENCTYPE_ARCFOUR_HMAC_MD5" = x"yes" -a\
3657           x"$samba_cv_HAVE_KEYTYPE_ARCFOUR_56" = x"yes"; then
3658     AC_DEFINE(HAVE_ENCTYPE_ARCFOUR_HMAC_MD5,1,
3659               [Whether the ENCTYPE_ARCFOUR_HMAC_MD5 key type is available])
3660   fi
3661
3662   AC_CACHE_CHECK([for AP_OPTS_USE_SUBKEY],
3663                  samba_cv_HAVE_AP_OPTS_USE_SUBKEY,[
3664     AC_TRY_COMPILE([#include <krb5.h>],
3665       [krb5_flags ap_options; ap_options = AP_OPTS_USE_SUBKEY;],
3666       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=yes,
3667       samba_cv_HAVE_AP_OPTS_USE_SUBKEY=no)])
3668
3669   if test x"$samba_cv_HAVE_AP_OPTS_USE_SUBKEY" = x"yes"; then
3670     AC_DEFINE(HAVE_AP_OPTS_USE_SUBKEY,1,
3671               [Whether the AP_OPTS_USE_SUBKEY ap option is available])
3672   fi
3673
3674   AC_CACHE_CHECK([for KV5M_KEYTAB],
3675                  samba_cv_HAVE_KV5M_KEYTAB,[
3676     AC_TRY_COMPILE([#include <krb5.h>],
3677       [krb5_keytab_entry entry; entry.magic = KV5M_KEYTAB;],
3678       samba_cv_HAVE_KV5M_KEYTAB=yes,
3679       samba_cv_HAVE_KV5M_KEYTAB=no)])
3680
3681   if test x"$samba_cv_HAVE_KV5M_KEYTAB" = x"yes"; then
3682       AC_DEFINE(HAVE_KV5M_KEYTAB,1,
3683              [Whether the KV5M_KEYTAB option is available])
3684   fi
3685
3686   AC_CACHE_CHECK([for KRB5_KU_OTHER_CKSUM],
3687                  samba_cv_HAVE_KRB5_KU_OTHER_CKSUM,[
3688     AC_TRY_COMPILE([#include <krb5.h>],
3689       [krb5_keyusage usage = KRB5_KU_OTHER_CKSUM;],
3690       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=yes,
3691       samba_cv_HAVE_KRB5_KU_OTHER_CKSUM=no)])
3692
3693   if test x"$samba_cv_HAVE_KRB5_KU_OTHER_CKSUM" = x"yes"; then
3694     AC_DEFINE(HAVE_KRB5_KU_OTHER_CKSUM,1,
3695               [Whether KRB5_KU_OTHER_CKSUM is available])
3696   fi
3697   
3698   AC_CACHE_CHECK([for KRB5_KEYUSAGE_APP_DATA_CKSUM],
3699                  samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,[
3700     AC_TRY_COMPILE([#include <krb5.h>],
3701       [krb5_keyusage usage = KRB5_KEYUSAGE_APP_DATA_CKSUM;],
3702       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=yes,
3703       samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM=no)])
3704
3705   if test x"$samba_cv_HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM" = x"yes"; then
3706     AC_DEFINE(HAVE_KRB5_KEYUSAGE_APP_DATA_CKSUM,1,
3707               [Whether KRB5_KEYUSAGE_APP_DATA_CKSUM is available])
3708   fi
3709
3710   AC_CACHE_CHECK([for the krb5_princ_component macro],
3711                 samba_cv_HAVE_KRB5_PRINC_COMPONENT,[
3712     AC_TRY_LINK([#include <krb5.h>],
3713       [const krb5_data *pkdata; krb5_context context; krb5_principal principal; pkdata = krb5_princ_component(context, principal, 0);],
3714       samba_cv_HAVE_KRB5_PRINC_COMPONENT=yes,
3715       samba_cv_HAVE_KRB5_PRINC_COMPONENT=no)])
3716
3717   if test x"$samba_cv_HAVE_KRB5_PRINC_COMPONENT" = x"yes"; then
3718     AC_DEFINE(HAVE_KRB5_PRINC_COMPONENT,1,
3719                [Whether krb5_princ_component is available])
3720   fi
3721
3722   AC_CACHE_CHECK([for key in krb5_keytab_entry],
3723                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY,[
3724     AC_TRY_COMPILE([#include <krb5.h>],
3725       [krb5_keytab_entry entry; krb5_keyblock e; entry.key = e;],
3726       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=yes,
3727       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY=no)])
3728
3729   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEY" = x"yes"; then
3730     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEY,1,
3731               [Whether krb5_keytab_entry has key member])
3732   fi
3733
3734   AC_CACHE_CHECK([for keyblock in krb5_keytab_entry],
3735                  samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,[
3736     AC_TRY_COMPILE([#include <krb5.h>],
3737       [krb5_keytab_entry entry; entry.keyblock.keytype = 0;],
3738       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=yes,
3739       samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK=no)])
3740
3741   if test x"$samba_cv_HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK" = x"yes"; then
3742     AC_DEFINE(HAVE_KRB5_KEYTAB_ENTRY_KEYBLOCK,1,
3743               [Whether krb5_keytab_entry has keyblock member])
3744   fi
3745
3746   AC_CACHE_CHECK([for magic in krb5_address],
3747                  samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS,[
3748     AC_TRY_COMPILE([#include <krb5.h>],
3749       [krb5_address addr; addr.magic = 0;],
3750       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=yes,
3751       samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS=no)])
3752
3753   if test x"$samba_cv_HAVE_MAGIC_IN_KRB5_ADDRESS" = x"yes"; then
3754     AC_DEFINE(HAVE_MAGIC_IN_KRB5_ADDRESS,1,
3755               [Whether the krb5_address struct has a magic property])
3756   fi
3757
3758   AC_CACHE_CHECK([for WRFILE: keytab support],
3759                 samba_cv_HAVE_WRFILE_KEYTAB,[
3760     AC_TRY_RUN([
3761 #include<krb5.h>
3762   main()
3763   {
3764     krb5_context context;
3765     krb5_keytab keytab;
3766
3767     krb5_init_context(&context);
3768     return krb5_kt_resolve(context, "WRFILE:api", &keytab);
3769   }],
3770   samba_cv_HAVE_WRFILE_KEYTAB=yes,
3771   samba_cv_HAVE_WRFILE_KEYTAB=no)])
3772
3773   if test x"$samba_cv_HAVE_WRFILE_KEYTAB" = x"yes"; then
3774       AC_DEFINE(HAVE_WRFILE_KEYTAB,1,
3775                [Whether the WRFILE:-keytab is supported])
3776   fi
3777
3778   AC_CACHE_CHECK([for krb5_princ_realm returns krb5_realm or krb5_data],
3779                samba_cv_KRB5_PRINC_REALM_RETURNS_REALM,[
3780     AC_TRY_COMPILE([#include <krb5.h>],
3781     [
3782     krb5_context context;
3783     krb5_principal principal;
3784     krb5_realm realm; realm = *krb5_princ_realm(context, principal);],
3785     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=yes,
3786     samba_cv_KRB5_PRINC_REALM_RETURNS_REALM=no)])
3787
3788   if test x"$samba_cv_KRB5_PRINC_REALM_RETURNS_REALM" = x"yes"; then
3789     AC_DEFINE(KRB5_PRINC_REALM_RETURNS_REALM,1,
3790               [Whether krb5_princ_realm returns krb5_realm or krb5_data])
3791   fi
3792
3793   AC_CACHE_CHECK([for krb5_addresses type],
3794                 samba_cv_HAVE_KRB5_ADDRESSES,[
3795     AC_TRY_COMPILE([#include <krb5.h>],
3796       [krb5_addresses addr;],
3797       samba_cv_HAVE_KRB5_ADDRESSES=yes,
3798       samba_cv_HAVE_KRB5_ADDRESSES=no)])
3799
3800   if test x"$samba_cv_HAVE_KRB5_ADDRESSES" = x"yes"; then
3801     AC_DEFINE(HAVE_KRB5_ADDRESSES,1,
3802                [Whether the type krb5_addresses type exists])
3803   fi
3804
3805   #
3806   #
3807   # Now the decisions whether we can support krb5
3808   # 
3809   # NOTE: all tests should be done before this block!
3810   #
3811   #
3812   if test x"$ac_cv_lib_ext_krb5_krb5_mk_req_extended" != x"yes"; then
3813     AC_MSG_WARN(krb5_mk_req_extended not found in -lkrb5)
3814     use_ads=no
3815   fi
3816
3817   if test x"$ac_cv_func_ext_krb5_principal2salt" != x"yes" -a \
3818           x"$ac_cv_func_ext_krb5_get_pw_salt" != x"yes"
3819   then
3820     AC_MSG_WARN(no CREATE_KEY_FUNCTIONS detected)
3821     use_ads=no
3822   fi
3823
3824   if test x"$ac_cv_func_ext_krb5_get_permitted_enctypes" != x"yes" -a \
3825           x"$ac_cv_func_ext_krb5_get_default_in_tkt_etypes" != x"yes"
3826   then
3827     AC_MSG_WARN(no GET_ENCTYPES_FUNCTIONS detected)
3828     use_ads=no
3829   fi
3830
3831   if test x"$ac_cv_func_ext_krb5_kt_free_entry" != x"yes" -a \
3832           x"$ac_cv_func_ext_krb5_free_keytab_entry_contents" != x"yes"
3833   then
3834     AC_MSG_WARN(no KT_FREE_FUNCTION detected)
3835     use_ads=no
3836   fi
3837
3838   if test x"$ac_cv_func_ext_krb5_c_verify_checksum" != x"yes" -a \
3839           x"$ac_cv_func_ext_krb5_verify_checksum" != x"yes"
3840   then
3841     AC_MSG_WARN(no KRB5_VERIFY_CHECKSUM_FUNCTION detected)
3842     use_ads=no
3843   fi
3844
3845   if test x"$smb_krb5_ticket_has_keyinfo" != x"yes" ; then
3846
3847       # We only need the following functions if we can't get the enctype
3848       # and kvno out of the ticket directly (ie. on Heimdal).
3849
3850       if test x"$ac_cv_func_ext_free_AP_REQ" != x"yes"
3851       then
3852         AC_MSG_WARN(no KRB5_AP_REQ_FREE_FUNCTION detected)
3853         use_ads=no
3854       fi
3855
3856       if test x"$ac_cv_func_ext_krb5_decode_ap_req" != x"yes"
3857       then
3858         AC_MSG_WARN(no KRB5_AP_REQ_DECODING_FUNCTION detected)
3859         use_ads=no
3860       fi
3861
3862   fi
3863
3864   if test x"$use_ads" = x"yes"; then
3865     AC_DEFINE(WITH_ADS,1,[Whether to include Active Directory support])
3866     AC_DEFINE(HAVE_KRB5,1,[Whether to have KRB5 support])
3867     if test x"$have_gssapi" = x"yes"; then
3868       AC_DEFINE(HAVE_GSSAPI,1,[Whether GSSAPI is available])
3869     fi
3870   else
3871     if test x"$with_ads_support" = x"yes"; then
3872         AC_MSG_ERROR(krb5 libs don't have all features required for Active Directory support)
3873     else
3874         AC_MSG_WARN(krb5 libs don't have all features required for Active Directory support)
3875     fi
3876     AC_REMOVE_DEFINE(HAVE_KRB5_H)
3877     AC_REMOVE_DEFINE(HAVE_GSSAPI_H)
3878     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_GENERIC_H)
3879     AC_REMOVE_DEFINE(HAVE_GSSAPI_GSSAPI_H)
3880     KRB5_LIBS=""
3881     with_ads_support=no 
3882   fi
3883   AC_MSG_CHECKING(whether Active Directory and krb5 support is used)
3884   AC_MSG_RESULT([$use_ads])
3885
3886 LIBS="$ac_save_LIBS"
3887 fi
3888
3889 AC_CHECK_LIB_EXT(nscd, NSCD_LIBS, nscd_flush_cache)
3890 PASSDB_LIBS="$PASSDB_LIBS $NSCD_LIBS"
3891
3892
3893 ########################################################
3894 # Compile with DNS Updates support?
3895
3896 with_dnsupdate_support=no
3897 AC_MSG_CHECKING([whether to enable DNS Updates support])
3898
3899 AC_ARG_WITH(dnsupdate,
3900 [  --with-dnsupdate        Enable DNS Updates support (default no)],
3901 [ case "$withval" in
3902     yes|no)
3903         with_dnsupdate_support=$withval
3904         ;;
3905   esac ])
3906
3907 AC_MSG_RESULT($with_dnsupdate_support)
3908
3909 if test x"$with_dnsupdate_support" != x"no"; then
3910
3911   ################################################################
3912   # first test for Active Directory support being enabled
3913   #if test x"$with_ads_support" = x"no"; then
3914   #             AC_MSG_ERROR(Active Directory support is required to enable DNS Update support)
3915   #             with_dnsupdate_support=no
3916   #fi           
3917   ##################################################################
3918   # then test for uuid.h (necessary to generate unique DNS keynames
3919   # (uuid.h is required for this test)
3920   AC_CHECK_HEADERS(uuid/uuid.h)
3921   
3922   if test x"$ac_cv_header_uuid_uuid_h" != x"yes"; then
3923         if test x"$with_dnsupdate_support" = x"yes"; then
3924          AC_MSG_ERROR(uuid.h is needed to enable DNS Updates support)
3925         else
3926          AC_MSG_WARN(uuid.h is needed to enable DNS Updates support)
3927         fi
3928         with_dnsupdate_support=no
3929   fi
3930 fi
3931
3932 if test x"$with_dnsupdate_support" != x"no"; then
3933   ac_save_LIBS=$LIBS
3934
3935   ########################################################
3936   # now see if we can find the uuid libs in standard paths
3937   AC_CHECK_LIB_EXT(uuid, UUID_LIBS, uuid_generate)
3938
3939   LIBS="$LIBS $UUID_LIBS"
3940   
3941   if test x"$ac_cv_lib_ext_uuid_uuid_generate" = x"yes"; then
3942     with_dnsupdate_support=yes
3943     AC_DEFINE(WITH_DNS_UPDATES,1,[Whether to enable DNS Update support])
3944     AC_MSG_CHECKING(whether UUID support is used)
3945     AC_MSG_RESULT(yes)
3946   else
3947     if test x"$with_dnsupdate_support" = x"yes"; then
3948         AC_MSG_ERROR(libuuid is needed to enable DNS Updates support)
3949     else
3950         AC_MSG_WARN(libuuid is needed to enable DNS Updates support)
3951     fi
3952     UUID_LIBS=""
3953     with_dnsupdate_support=no
3954   fi
3955   LIBS=$ac_save_LIBS
3956 fi
3957
3958 #################################################
3959 # check for automount support
3960 AC_MSG_CHECKING(whether to use automount)
3961 AC_ARG_WITH(automount,
3962 [  --with-automount        Include automount support (default=no)],
3963 [ case "$withval" in
3964   yes)
3965     AC_MSG_RESULT(yes)
3966     AC_DEFINE(WITH_AUTOMOUNT,1,[Whether to include automount support])
3967     ;;
3968   *)
3969     AC_MSG_RESULT(no)
3970     ;;
3971   esac ],
3972   AC_MSG_RESULT(no)
3973 )
3974
3975 #################################################
3976 # check for smbmount support
3977 AC_MSG_CHECKING(whether to use smbmou