1 dnl OpenLDAP Autoconf Macros
3 dnl This work is part of OpenLDAP Software <http://www.openldap.org/>.
5 dnl Copyright 1998-2005 The OpenLDAP Foundation.
6 dnl All rights reserved.
8 dnl Redistribution and use in source and binary forms, with or without
9 dnl modification, are permitted only as authorized by the OpenLDAP
12 dnl A copy of this license is available in the file LICENSE in the
13 dnl top-level directory of the distribution or, alternatively, at
14 dnl <http://www.OpenLDAP.org/license.html>.
16 dnl --------------------------------------------------------------------
17 dnl Restricted form of AC_ARG_ENABLE that limits user options
21 dnl $3 = default value (auto)
22 dnl $4 = allowed values (auto yes no)
23 AC_DEFUN([OL_ARG_ENABLE], [# OpenLDAP --enable-$1
24 AC_ARG_ENABLE($1,changequote(<,>)<$2 [>ifelse($3,,auto,$3)<]>changequote([,]),[
26 for ol_val in ifelse($4,,[auto yes no],[$4]) ; do
27 if test "$enableval" = "$ol_val" ; then
31 if test "$ol_arg" = "invalid" ; then
32 AC_MSG_ERROR(bad value $enableval for --enable-$1)
34 ol_enable_$1="$ol_arg"
36 [ ol_enable_$1=ifelse($3,,"auto","$3")])dnl
37 dnl AC_VERBOSE(OpenLDAP -enable-$1 $ol_enable_$1)
41 dnl --------------------------------------------------------------------
42 dnl Restricted form of AC_ARG_WITH that limits user options
46 dnl $3 = default value (no)
47 dnl $4 = allowed values (yes or no)
48 AC_DEFUN([OL_ARG_WITH], [# OpenLDAP --with-$1
49 AC_ARG_WITH($1,changequote(<,>)<$2 [>ifelse($3,,yes,$3)<]>changequote([,]),[
51 for ol_val in ifelse($4,,[yes no],[$4]) ; do
52 if test "$withval" = "$ol_val" ; then
56 if test "$ol_arg" = "invalid" ; then
57 AC_MSG_ERROR(bad value $withval for --with-$1)
61 [ ol_with_$1=ifelse($3,,"no","$3")])dnl
62 dnl AC_VERBOSE(OpenLDAP --with-$1 $ol_with_$1)
66 dnl ====================================================================
68 AC_DEFUN(AC_COMPILE_CHECK_SIZEOF,
69 [changequote(<<, >>)dnl
70 dnl The name to #define.
71 define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
72 dnl The cache variable name.
73 define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
75 AC_MSG_CHECKING(size of $1)
76 AC_CACHE_VAL(AC_CV_NAME,
77 [for ac_size in 4 8 1 2 16 $2 ; do # List sizes in rough order of prevalence.
78 AC_TRY_COMPILE([#include "confdefs.h"
80 #include <sys/types.h>
82 ], [switch (0) case 0: case (sizeof ($1) == $ac_size):;], AC_CV_NAME=$ac_size)
83 if test x$AC_CV_NAME != x ; then break; fi
86 if test x$AC_CV_NAME = x ; then
87 AC_MSG_ERROR([cannot determine a size for $1])
89 AC_MSG_RESULT($AC_CV_NAME)
90 AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The number of bytes in type $1])
91 undefine([AC_TYPE_NAME])dnl
92 undefine([AC_CV_NAME])dnl
94 dnl ====================================================================
95 dnl check if hard links are supported.
97 AC_DEFUN([OL_PROG_LN_H], [# test for ln hardlink support
98 AC_MSG_CHECKING(whether ln works)
99 AC_CACHE_VAL(ol_cv_prog_LN_H,
100 [rm -f conftest.src conftest.dst
101 echo "conftest" > conftest.src
102 if ln conftest.src conftest.dst 2>/dev/null
108 rm -f conftest.src conftest.dst
110 LN_H="$ol_cv_prog_LN_H"
111 if test "$ol_cv_prog_LN_H" = "ln"; then
119 dnl ====================================================================
120 dnl Check for dependency generation flag
121 AC_DEFUN([OL_MKDEPEND], [# test for make depend flag
124 if test -z "${MKDEP}"; then
126 if test -z "${MKDEP_FLAGS}"; then
127 AC_CACHE_CHECK([for ${OL_MKDEP} depend flag], ol_cv_mkdep, [
129 for flag in "-M" "-xM"; do
130 cat > conftest.c <<EOF
133 if AC_TRY_COMMAND($OL_MKDEP $flag conftest.c) \
134 | egrep '^conftest\.'"${ac_objext}" >/dev/null 2>&1
136 if test ! -f conftest."${ac_object}" ; then
138 OL_MKDEP_FLAGS="$flag"
147 OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
152 OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
155 AC_SUBST(OL_MKDEP_FLAGS)
158 dnl ====================================================================
159 dnl Check if system uses EBCDIC instead of ASCII
160 AC_DEFUN([OL_CPP_EBCDIC], [# test for EBCDIC
161 AC_CACHE_CHECK([for EBCDIC],ol_cv_cpp_ebcdic,[
164 #include <__ASCII__/generate_error.h>
167 [ol_cv_cpp_ebcdic=yes],
168 [ol_cv_cpp_ebcdic=no])])
169 if test $ol_cv_cpp_ebcdic = yes ; then
170 AC_DEFINE(HAVE_EBCDIC,1, [define if system uses EBCDIC instead of ASCII])
174 dnl --------------------------------------------------------------------
175 dnl OpenLDAP version of STDC header check w/ EBCDIC support
176 AC_DEFUN(OL_HEADER_STDC,
178 AC_REQUIRE([OL_CPP_EBCDIC])dnl
179 AC_CACHE_CHECK([for ANSI C header files], ol_cv_header_stdc,
180 [AC_TRY_CPP([#include <stdlib.h>
183 #include <float.h>], ol_cv_header_stdc=yes, ol_cv_header_stdc=no)
185 if test $ol_cv_header_stdc = yes; then
186 # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
187 AC_EGREP_HEADER(memchr, string.h, , ol_cv_header_stdc=no)
190 if test $ol_cv_header_stdc = yes; then
191 # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
192 AC_EGREP_HEADER(free, stdlib.h, , ol_cv_header_stdc=no)
195 if test $ol_cv_header_stdc = yes; then
196 # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
197 AC_TRY_RUN([#include <ctype.h>
199 # define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
200 # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
202 # define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
203 || ('j' <= (c) && (c) <= 'r') \
204 || ('s' <= (c) && (c) <= 'z'))
205 # define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
207 #define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
208 int main () { int i; for (i = 0; i < 256; i++)
209 if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
211 ], , ol_cv_header_stdc=no, :)
213 if test $ol_cv_header_stdc = yes; then
214 AC_DEFINE(STDC_HEADERS)
216 ac_cv_header_stdc=disable
219 dnl ====================================================================
220 dnl Check if struct passwd has pw_gecos
221 AC_DEFUN([OL_STRUCT_PASSWD_PW_GECOS], [# test for pw_gecos in struct passwd
222 AC_CACHE_CHECK([struct passwd for pw_gecos],ol_cv_struct_passwd_pw_gecos,[
223 AC_TRY_COMPILE([#include <pwd.h>],[
225 pwd.pw_gecos = pwd.pw_name;
227 [ol_cv_struct_passwd_pw_gecos=yes],
228 [ol_cv_struct_passwd_pw_gecos=no])])
229 if test $ol_cv_struct_passwd_pw_gecos = yes ; then
230 AC_DEFINE(HAVE_PW_GECOS,1, [define if struct passwd has pw_gecos])
234 dnl --------------------------------------------------------------------
235 dnl Check if struct passwd has pw_passwd
236 AC_DEFUN([OL_STRUCT_PASSWD_PW_PASSWD], [# test for pw_passwd in struct passwd
237 AC_CACHE_CHECK([struct passwd for pw_passwd],ol_cv_struct_passwd_pw_passwd,[
238 AC_TRY_COMPILE([#include <pwd.h>],[
240 pwd.pw_passwd = pwd.pw_name;
242 [ol_cv_struct_passwd_pw_passwd=yes],
243 [ol_cv_struct_passwd_pw_passwd=no])])
244 if test $ol_cv_struct_passwd_pw_passwd = yes ; then
245 AC_DEFINE(HAVE_PW_PASSWD,1, [define if struct passwd has pw_passwd])
249 dnl ====================================================================
250 dnl DNS resolver macros
251 AC_DEFUN([OL_RESOLVER_TRY],
252 [if test $ol_cv_lib_resolver = no ; then
253 AC_CACHE_CHECK([for resolver link (]ifelse($2,,default,$2)[)],[$1],
255 ol_RESOLVER_LIB=ifelse($2,,,$2)
257 LIBS="$ol_RESOLVER_LIB $LIBS"
260 #ifdef HAVE_SYS_TYPES_H
261 # include <sys/types.h>
263 #include <netinet/in.h>
264 #ifdef HAVE_ARPA_NAMESER_H
265 # include <arpa/nameser.h>
272 char *request = NULL;
273 unsigned char reply[64*1024];
274 unsigned char host[64*1024];
278 /* Bind 8/9 interface */
279 len = res_query(request, ns_c_in, ns_t_srv, reply, sizeof(reply));
281 /* Bind 4 interface */
285 len = res_query(request, C_IN, T_SRV, reply, sizeof(reply));
289 /* Bind 8/9 interface */
291 #elif defined(HFIXEDSZ)
292 /* Bind 4 interface w/ HFIXEDSZ */
295 /* Bind 4 interface w/o HFIXEDSZ */
298 status = dn_expand( reply, reply+len, p, host, sizeof(host));
304 if test $$1 = yes ; then
305 ol_cv_lib_resolver=ifelse($2,,yes,$2)
309 dnl --------------------------------------------------------------------
310 dnl Try to locate appropriate library
311 AC_DEFUN([OL_RESOLVER_LINK],
312 [ol_cv_lib_resolver=no
313 OL_RESOLVER_TRY(ol_cv_resolver_none)
314 OL_RESOLVER_TRY(ol_cv_resolver_resolv,[-lresolv])
315 OL_RESOLVER_TRY(ol_cv_resolver_bind,[-lbind])
318 dnl ====================================================================
319 dnl Berkeley DB macros
321 dnl --------------------------------------------------------------------
323 AC_DEFUN([OL_BERKELEY_DB_TRY],
324 [if test $ol_cv_lib_db = no ; then
325 AC_CACHE_CHECK([for Berkeley DB link (]ifelse($2,,default,$2)[)],[$1],
327 ol_DB_LIB=ifelse($2,,,$2)
329 LIBS="$ol_DB_LIB $LTHREAD_LIBS $LIBS"
338 #ifndef DB_VERSION_MAJOR
339 # define DB_VERSION_MAJOR 1
343 #define NULL ((void*)0)
346 #if DB_VERSION_MAJOR > 1
349 int major, minor, patch;
351 version = db_version( &major, &minor, &patch );
353 if( major != DB_VERSION_MAJOR ||
354 minor < DB_VERSION_MINOR )
356 printf("Berkeley DB version mismatch\n"
357 "\theader: %s\n\tlibrary: %s\n",
358 DB_VERSION_STRING, version);
364 #if DB_VERSION_MAJOR > 2
365 db_env_create( NULL, 0 );
366 #elif DB_VERSION_MAJOR > 1
369 (void) dbopen( NULL, 0, 0, 0, NULL);
376 if test $$1 = yes ; then
377 ol_cv_lib_db=ifelse($2,,yes,$2)
382 dnl --------------------------------------------------------------------
383 dnl Try to locate appropriate library
384 AC_DEFUN([OL_BERKELEY_DB_LINK],
386 OL_BERKELEY_DB_TRY(ol_cv_db_none)
387 OL_BERKELEY_DB_TRY(ol_cv_db_db43,[-ldb43])
388 OL_BERKELEY_DB_TRY(ol_cv_db_db_43,[-ldb-43])
389 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_3,[-ldb-4.3])
390 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_3,[-ldb-4-3])
391 OL_BERKELEY_DB_TRY(ol_cv_db_db42,[-ldb42])
392 OL_BERKELEY_DB_TRY(ol_cv_db_db_42,[-ldb-42])
393 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_2,[-ldb-4.2])
394 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_2,[-ldb-4-2])
395 OL_BERKELEY_DB_TRY(ol_cv_db_db_4,[-ldb-4])
396 OL_BERKELEY_DB_TRY(ol_cv_db_db4,[-ldb4])
397 OL_BERKELEY_DB_TRY(ol_cv_db_db,[-ldb])
398 OL_BERKELEY_DB_TRY(ol_cv_db_db41,[-ldb41])
399 OL_BERKELEY_DB_TRY(ol_cv_db_db_41,[-ldb-41])
400 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_1,[-ldb-4.1])
401 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_1,[-ldb-4-1])
402 OL_BERKELEY_DB_TRY(ol_cv_db_db3,[-ldb3])
403 OL_BERKELEY_DB_TRY(ol_cv_db_db_3,[-ldb-3])
404 OL_BERKELEY_DB_TRY(ol_cv_db_db2,[-ldb2])
405 OL_BERKELEY_DB_TRY(ol_cv_db_db_2,[-ldb-2])
406 OL_BERKELEY_DB_TRY(ol_cv_db_db1,[-ldb1])
407 OL_BERKELEY_DB_TRY(ol_cv_db_db_1,[-ldb-1])
410 dnl --------------------------------------------------------------------
411 dnl Check if Berkeley DB version
412 AC_DEFUN([OL_BERKELEY_DB_VERSION],
413 [AC_CACHE_CHECK([for Berkeley DB version match], [ol_cv_berkeley_db_version], [
415 LIBS="$LTHREAD_LIBS $LIBS"
416 if test $ol_cv_lib_db != yes ; then
417 LIBS="$ol_cv_lib_db $LIBS"
426 #ifndef DB_VERSION_MAJOR
427 # define DB_VERSION_MAJOR 1
430 #define NULL ((void *)0)
434 #if DB_VERSION_MAJOR > 1
436 int major, minor, patch;
438 version = db_version( &major, &minor, &patch );
440 if( major != DB_VERSION_MAJOR ||
441 minor != DB_VERSION_MINOR ||
442 patch != DB_VERSION_PATCH )
444 printf("Berkeley DB version mismatch\n"
445 "\theader: %s\n\tlibrary: %s\n",
446 DB_VERSION_STRING, version);
453 [ol_cv_berkeley_db_version=yes],
454 [ol_cv_berkeley_db_version=no],
455 [ol_cv_berkeley_db_version=cross])
460 if test $ol_cv_berkeley_db_version = no ; then
461 AC_MSG_ERROR([Berkeley DB version mismatch])
465 dnl --------------------------------------------------------------------
466 dnl Check if Berkeley DB supports DB_THREAD
467 AC_DEFUN([OL_BERKELEY_DB_THREAD],
468 [AC_CACHE_CHECK([for Berkeley DB thread support], [ol_cv_berkeley_db_thread], [
470 LIBS="$LTHREAD_LIBS $LIBS"
471 if test $ol_cv_lib_db != yes ; then
472 LIBS="$ol_cv_lib_db $LIBS"
482 #define NULL ((void *)0)
487 u_int32_t flags = DB_CREATE |
493 #if DB_VERSION_MAJOR > 2
496 rc = db_env_create( &env, 0 );
498 flags |= DB_INIT_MPOOL;
499 #ifdef DB_MPOOL_PRIVATE
500 flags |= DB_MPOOL_PRIVATE;
504 printf("BerkeleyDB: %s\n", db_strerror(rc) );
508 #if (DB_VERSION_MAJOR > 3) || (DB_VERSION_MINOR >= 1)
509 rc = env->open( env, NULL, flags, 0 );
511 rc = env->open( env, NULL, NULL, flags, 0 );
515 rc = env->close( env, 0 );
519 printf("BerkeleyDB: %s\n", db_strerror(rc) );
525 memset( &env, '\0', sizeof(env) );
527 rc = db_appinit( NULL, NULL, &env, flags );
533 unlink("__db_mpool.share");
534 unlink("__db_lock.share");
539 [ol_cv_berkeley_db_thread=yes],
540 [ol_cv_berkeley_db_thread=no],
541 [ol_cv_berkeley_db_thread=cross])
546 if test $ol_cv_berkeley_db_thread != no ; then
547 AC_DEFINE(HAVE_BERKELEY_DB_THREAD, 1,
548 [define if Berkeley DB has DB_THREAD support])
552 dnl --------------------------------------------------------------------
554 AC_DEFUN([OL_BERKELEY_DB],
555 [ol_cv_berkeley_db=no
556 AC_CHECK_HEADERS(db.h)
557 if test $ac_cv_header_db_h = yes; then
559 if test "$ol_cv_lib_db" != no ; then
560 ol_cv_berkeley_db=yes
561 OL_BERKELEY_DB_VERSION
562 OL_BERKELEY_DB_THREAD
566 dnl --------------------------------------------------------------------
567 dnl Check for version compatility with back-bdb
568 AC_DEFUN([OL_BDB_COMPAT],
569 [AC_CACHE_CHECK([Berkeley DB version for BDB backend], [ol_cv_bdb_compat],[
570 AC_EGREP_CPP(__db_version_compat,[
573 /* this check could be improved */
574 #ifndef DB_VERSION_MAJOR
575 # define DB_VERSION_MAJOR 1
577 #ifndef DB_VERSION_MINOR
578 # define DB_VERSION_MINOR 0
581 /* require 4.2 or later */
582 #if (DB_VERSION_MAJOR >= 4) && (DB_VERSION_MINOR >= 2)
585 ], [ol_cv_bdb_compat=yes], [ol_cv_bdb_compat=no])])
588 dnl --------------------------------------------------------------------
589 dnl Find old Berkeley DB 1.85/1.86
590 AC_DEFUN([OL_BERKELEY_COMPAT_DB],
591 [AC_CHECK_HEADERS(db_185.h db.h)
592 if test $ac_cv_header_db_185_h = yes -o $ac_cv_header_db_h = yes; then
593 AC_CACHE_CHECK([if Berkeley DB header compatibility], [ol_cv_header_db1],[
594 AC_EGREP_CPP(__db_version_1,[
601 /* this check could be improved */
602 #ifndef DB_VERSION_MAJOR
603 # define DB_VERSION_MAJOR 1
606 #if DB_VERSION_MAJOR == 1
609 ], [ol_cv_header_db1=yes], [ol_cv_header_db1=no])])
611 if test $ol_cv_header_db1 = yes ; then
613 if test "$ol_cv_lib_db" != no ; then
614 ol_cv_berkeley_db=yes
620 dnl ====================================================================
621 dnl Check if GDBM library exists
622 dnl Check for gdbm_open in standard libraries or -lgdbm
624 dnl defines ol_cv_lib_gdbm to 'yes' or '-lgdbm' or 'no'
625 dnl 'yes' implies gdbm_open is in $LIBS
628 dnl AC_CHECK_FUNC(gdbm_open)
629 dnl AC_CHECK_LIB(gdbm,gdbm_open)
631 AC_DEFUN([OL_LIB_GDBM],
632 [AC_CACHE_CHECK(for GDBM library, [ol_cv_lib_gdbm],
634 AC_CHECK_FUNC(gdbm_open,[ol_cv_lib_gdbm=yes], [
635 AC_CHECK_LIB(gdbm,gdbm_open,[ol_cv_lib_gdbm=-lgdbm],[ol_cv_lib_gdbm=no])
641 dnl --------------------------------------------------------------------
642 dnl Check if GDBM exists
644 dnl defines ol_cv_gdbm to 'yes' or 'no'
648 dnl AC_CHECK_HEADERS(gdbm.h)
651 [AC_REQUIRE([OL_LIB_GDBM])
652 AC_CHECK_HEADERS(gdbm.h)
653 AC_CACHE_CHECK(for db, [ol_cv_gdbm], [
654 if test $ol_cv_lib_gdbm = no -o $ac_cv_header_gdbm_h = no ; then
660 if test $ol_cv_gdbm = yes ; then
661 AC_DEFINE(HAVE_GDBM,1, [define if GNU DBM is available])
665 dnl ====================================================================
666 dnl Check if MDBM library exists
667 dnl Check for mdbm_open in standard libraries or -lmdbm
669 dnl defines ol_cv_lib_mdbm to 'yes' or '-lmdbm' or 'no'
670 dnl 'yes' implies mdbm_open is in $LIBS
673 dnl AC_CHECK_FUNC(mdbm_set_chain)
674 dnl AC_CHECK_LIB(mdbm,mdbm_set_chain)
676 AC_DEFUN([OL_LIB_MDBM],
677 [AC_CACHE_CHECK(for MDBM library, [ol_cv_lib_mdbm],
679 AC_CHECK_FUNC(mdbm_set_chain,[ol_cv_lib_mdbm=yes], [
680 AC_CHECK_LIB(mdbm,mdbm_set_chain,[ol_cv_lib_mdbm=-lmdbm],[ol_cv_lib_mdbm=no])
686 dnl --------------------------------------------------------------------
687 dnl Check if MDBM exists
689 dnl defines ol_cv_mdbm to 'yes' or 'no'
693 dnl AC_CHECK_HEADERS(mdbm.h)
696 [AC_REQUIRE([OL_LIB_MDBM])
697 AC_CHECK_HEADERS(mdbm.h)
698 AC_CACHE_CHECK(for db, [ol_cv_mdbm], [
699 if test $ol_cv_lib_mdbm = no -o $ac_cv_header_mdbm_h = no ; then
705 if test $ol_cv_mdbm = yes ; then
706 AC_DEFINE(HAVE_MDBM,1, [define if MDBM is available])
710 dnl ====================================================================
711 dnl Check if NDBM library exists
712 dnl Check for dbm_open in standard libraries or -lndbm or -ldbm
714 dnl defines ol_cv_lib_ndbm to 'yes' or '-lndbm' or -ldbm or 'no'
715 dnl 'yes' implies ndbm_open is in $LIBS
718 dnl AC_CHECK_FUNC(dbm_open)
719 dnl AC_CHECK_LIB(ndbm,dbm_open)
720 dnl AC_CHECK_LIB(dbm,dbm_open)
723 dnl should also check SVR4 case: dbm_open() in -lucb but that
724 dnl would requiring dealing with -L/usr/ucblib
726 AC_DEFUN([OL_LIB_NDBM],
727 [AC_CACHE_CHECK(for NDBM library, [ol_cv_lib_ndbm],
729 AC_CHECK_FUNC(dbm_open,[ol_cv_lib_ndbm=yes], [
730 AC_CHECK_LIB(ndbm,dbm_open,[ol_cv_lib_ndbm=-lndbm], [
731 AC_CHECK_LIB(dbm,dbm_open,[ol_cv_lib_ndbm=-ldbm],
732 [ol_cv_lib_ndbm=no])dnl
739 dnl --------------------------------------------------------------------
740 dnl Check if NDBM exists
742 dnl defines ol_cv_ndbm to 'yes' or 'no'
746 dnl AC_CHECK_HEADERS(ndbm.h)
749 dnl Doesn't handle SVR4 case (see above)
752 [AC_REQUIRE([OL_LIB_NDBM])
753 AC_CHECK_HEADERS(ndbm.h)
754 AC_CACHE_CHECK(for db, [ol_cv_ndbm], [
755 if test $ol_cv_lib_ndbm = no -o $ac_cv_header_ndbm_h = no ; then
761 if test $ol_cv_ndbm = yes ; then
762 AC_DEFINE(HAVE_NDBM,1, [define if NDBM is available])
766 dnl ====================================================================
767 dnl Check POSIX Thread version
769 dnl defines ol_cv_pthread_version to 4, 5, 6, 7, 8, 10, depending on the
770 dnl version of the POSIX.4a Draft that is implemented.
771 dnl 10 == POSIX.4a Final == POSIX.1c-1996 for our purposes.
772 dnl Existence of pthread.h should be tested separately.
775 dnl pthread_detach() was dropped in Draft 8, it is present
776 dnl in every other version
777 dnl PTHREAD_CREATE_UNDETACHED is only in Draft 7, it was called
778 dnl PTHREAD_CREATE_JOINABLE after that
779 dnl pthread_attr_create was renamed to pthread_attr_init in Draft 6.
780 dnl Draft 6-10 has _init, Draft 4-5 has _create.
781 dnl pthread_attr_default was dropped in Draft 6, only 4 and 5 have it
782 dnl PTHREAD_MUTEX_INITIALIZER was introduced in Draft 5. It's not
783 dnl interesting to us because we don't try to statically
784 dnl initialize mutexes. 5-10 has it.
786 dnl Draft 9 and 10 are equivalent for our purposes.
788 AC_DEFUN([OL_POSIX_THREAD_VERSION],
789 [AC_CACHE_CHECK([POSIX thread version],[ol_cv_pthread_version],[
791 # include <pthread.h>
793 int i = PTHREAD_CREATE_JOINABLE;
795 AC_EGREP_HEADER(pthread_detach,pthread.h,
796 ol_cv_pthread_version=10, ol_cv_pthread_version=8)],[
797 AC_EGREP_CPP(draft7,[
798 # include <pthread.h>
799 # ifdef PTHREAD_CREATE_UNDETACHED
802 ], ol_cv_pthread_version=7, [
803 AC_EGREP_HEADER(pthread_attr_init,pthread.h,
804 ol_cv_pthread_version=6, [
805 AC_EGREP_CPP(draft5,[
806 # include <pthread.h>
807 #ifdef PTHREAD_MUTEX_INITIALIZER
810 ], ol_cv_pthread_version=5, ol_cv_pthread_version=4) ]) ]) ])
814 dnl --------------------------------------------------------------------
815 AC_DEFUN([OL_PTHREAD_TEST_INCLUDES],
816 [/* pthread test headers */
818 #if HAVE_PTHREADS < 7
822 #define NULL (void*)0
828 return (void *) (p == NULL);
831 AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[
832 /* pthread test function */
833 #ifndef PTHREAD_CREATE_DETACHED
834 #define PTHREAD_CREATE_DETACHED 1
838 int detach = PTHREAD_CREATE_DETACHED;
840 #if HAVE_PTHREADS > 4
844 status = pthread_attr_init(&attr);
845 if( status ) return status;
847 #if HAVE_PTHREADS < 7
848 status = pthread_attr_setdetachstate(&attr, &detach);
849 if( status < 0 ) status = errno;
851 status = pthread_attr_setdetachstate(&attr, detach);
853 if( status ) return status;
854 status = pthread_create( &t, &attr, task, NULL );
855 #if HAVE_PTHREADS < 7
856 if( status < 0 ) status = errno;
858 if( status ) return status;
860 /* Draft 4 pthreads */
861 status = pthread_create( &t, pthread_attr_default, task, NULL );
862 if( status ) return errno;
864 /* give thread a chance to complete */
865 /* it should remain joinable and hence detachable */
868 status = pthread_detach( &t );
869 if( status ) return errno;
872 #ifdef HAVE_LINUX_THREADS
873 pthread_kill_other_threads_np();
879 AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
880 [OL_PTHREAD_TEST_INCLUDES
886 OL_PTHREAD_TEST_FUNCTION
889 dnl --------------------------------------------------------------------
890 AC_DEFUN([OL_PTHREAD_TRY], [# Pthread try link: $1 ($2)
891 if test "$ol_link_threads" = no ; then
893 AC_CACHE_CHECK([for pthread link with $1], [$2], [
898 AC_TRY_RUN(OL_PTHREAD_TEST_PROGRAM,
900 [AC_TRY_LINK(OL_PTHREAD_TEST_INCLUDES,OL_PTHREAD_TEST_FUNCTION,
907 if test $$2 = yes ; then
908 ol_link_pthreads="$1"
909 ol_link_threads=posix
914 dnl ====================================================================
915 dnl Check GNU Pth pthread Header
917 dnl defines ol_cv_header linux_threads to 'yes' or 'no'
918 dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
919 dnl doesn't exists. Existance of pthread.h should separately
922 AC_DEFUN([OL_HEADER_GNU_PTH_PTHREAD_H], [
923 AC_CACHE_CHECK([for GNU Pth pthread.h],
924 [ol_cv_header_gnu_pth_pthread_h],
925 [AC_EGREP_CPP(__gnu_pth__,
926 [#include <pthread.h>
927 #ifdef _POSIX_THREAD_IS_GNU_PTH
931 [ol_cv_header_gnu_pth_pthread_h=yes],
932 [ol_cv_header_gnu_pth_pthread_h=no])
935 dnl ====================================================================
936 dnl Check for NT Threads
937 AC_DEFUN([OL_NT_THREADS], [
938 AC_CHECK_FUNC(_beginthread)
940 if test $ac_cv_func__beginthread = yes ; then
941 AC_DEFINE(HAVE_NT_THREADS,1,[if you have NT Threads])
945 dnl ====================================================================
946 dnl Check LinuxThreads Header
948 dnl defines ol_cv_header linux_threads to 'yes' or 'no'
949 dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
950 dnl doesn't exists. Existance of pthread.h should separately
953 AC_DEFUN([OL_HEADER_LINUX_THREADS], [
954 AC_CACHE_CHECK([for LinuxThreads pthread.h],
955 [ol_cv_header_linux_threads],
956 [AC_EGREP_CPP(pthread_kill_other_threads_np,
957 [#include <pthread.h>],
958 [ol_cv_header_linux_threads=yes],
959 [ol_cv_header_linux_threads=no])
961 if test $ol_cv_header_linux_threads = yes; then
962 AC_DEFINE(HAVE_LINUX_THREADS,1,[if you have LinuxThreads])
965 dnl --------------------------------------------------------------------
966 dnl Check LinuxThreads Implementation
968 dnl defines ol_cv_sys_linux_threads to 'yes' or 'no'
969 dnl 'no' implies pthreads implementation is not LinuxThreads.
971 AC_DEFUN([OL_SYS_LINUX_THREADS], [
972 AC_CHECK_FUNCS(pthread_kill_other_threads_np)
973 AC_CACHE_CHECK([for LinuxThreads implementation],
974 [ol_cv_sys_linux_threads],
975 [ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np])
978 dnl --------------------------------------------------------------------
979 dnl Check LinuxThreads consistency
980 AC_DEFUN([OL_LINUX_THREADS], [
981 AC_REQUIRE([OL_HEADER_LINUX_THREADS])
982 AC_REQUIRE([OL_SYS_LINUX_THREADS])
983 AC_CACHE_CHECK([for LinuxThreads consistency], [ol_cv_linux_threads], [
984 if test $ol_cv_header_linux_threads = yes -a \
985 $ol_cv_sys_linux_threads = yes; then
986 ol_cv_linux_threads=yes
987 elif test $ol_cv_header_linux_threads = no -a \
988 $ol_cv_sys_linux_threads = no; then
989 ol_cv_linux_threads=no
991 ol_cv_linux_threads=error
996 dnl ====================================================================
997 dnl Check for POSIX Regex
998 AC_DEFUN([OL_POSIX_REGEX], [
999 AC_CACHE_CHECK([for compatible POSIX regex],ol_cv_c_posix_regex,[
1001 #include <sys/types.h>
1003 static char *pattern, *string;
1011 if(regcomp(&re, pattern, 0)) {
1015 string = "ALL MATCH";
1017 rc = regexec(&re, string, 0, (void*)0, 0);
1023 [ol_cv_c_posix_regex=yes],
1024 [ol_cv_c_posix_regex=no],
1025 [ol_cv_c_posix_regex=cross])])
1028 dnl ====================================================================
1029 dnl Check if toupper() requires islower() to be called first
1030 AC_DEFUN([OL_C_UPPER_LOWER],
1031 [AC_CACHE_CHECK([if toupper() requires islower()],ol_cv_c_upper_lower,[
1036 if ('C' == toupper('C'))
1041 [ol_cv_c_upper_lower=no],
1042 [ol_cv_c_upper_lower=yes],
1043 [ol_cv_c_upper_lower=safe])])
1044 if test $ol_cv_c_upper_lower != no ; then
1045 AC_DEFINE(C_UPPER_LOWER,1, [define if toupper() requires islower()])
1049 dnl ====================================================================
1050 dnl Error string checks
1052 dnl Check for declaration of sys_errlist in one of stdio.h and errno.h.
1053 dnl Declaration of sys_errlist on BSD4.4 interferes with our declaration.
1054 dnl Reported by Keith Bostic.
1055 AC_DEFUN([OL_SYS_ERRLIST],
1056 [AC_CACHE_CHECK([declaration of sys_errlist],ol_cv_dcl_sys_errlist,[
1059 #include <sys/types.h>
1064 [char *c = (char *) *sys_errlist],
1065 [ol_cv_dcl_sys_errlist=yes
1066 ol_cv_have_sys_errlist=yes],
1067 [ol_cv_dcl_sys_errlist=no])])
1069 # It's possible (for near-UNIX clones) that sys_errlist doesn't exist
1070 if test $ol_cv_dcl_sys_errlist = no ; then
1071 AC_DEFINE(DECL_SYS_ERRLIST,1,
1072 [define if sys_errlist is not declared in stdio.h or errno.h])
1074 AC_CACHE_CHECK([existence of sys_errlist],ol_cv_have_sys_errlist,[
1075 AC_TRY_LINK([#include <errno.h>],
1076 [char *c = (char *) *sys_errlist],
1077 [ol_cv_have_sys_errlist=yes],
1078 [ol_cv_have_sys_errlist=no])])
1080 if test $ol_cv_have_sys_errlist = yes ; then
1081 AC_DEFINE(HAVE_SYS_ERRLIST,1,
1082 [define if you actually have sys_errlist in your libs])
1085 AC_DEFUN([OL_NONPOSIX_STRERROR_R],
1086 [AC_CACHE_CHECK([non-posix strerror_r],ol_cv_nonposix_strerror_r,[
1087 AC_EGREP_CPP(strerror_r,[#include <string.h>],
1088 ol_decl_strerror_r=yes, ol_decl_strerror_r=no)dnl
1090 if test $ol_decl_strerror_r = yes ; then
1091 AC_TRY_COMPILE([#include <string.h>],
1092 [ /* from autoconf 2.59 */
1094 char x = *strerror_r (0, buf, sizeof buf);
1095 char *p = strerror_r (0, buf, sizeof buf);
1096 ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror_r=no)
1102 strerror_r( 1, buf, sizeof buf );
1103 exit( buf[0] == 0 );
1105 ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror=no, ol_cv_nonposix_strerror=no)
1108 if test $ol_cv_nonposix_strerror_r = yes ; then
1109 AC_DEFINE(HAVE_NONPOSIX_STRERROR_R,1,
1110 [define if strerror_r returns char* instead of int])
1114 AC_DEFUN([OL_STRERROR],
1115 [OL_SYS_ERRLIST dnl TEMPORARY
1116 AC_CHECK_FUNCS(strerror strerror_r)
1117 ol_cv_func_strerror_r=no
1118 if test "${ac_cv_func_strerror_r}" = yes ; then
1119 OL_NONPOSIX_STRERROR_R
1120 elif test "${ac_cv_func_strerror}" = no ; then
1124 dnl ====================================================================
1125 dnl Early MIPS compilers (used in Ultrix 4.2) don't like
1126 dnl "int x; int *volatile a = &x; *a = 0;"
1127 dnl -- borrowed from PDKSH
1128 AC_DEFUN(OL_C_VOLATILE,
1129 [AC_CACHE_CHECK(if compiler understands volatile, ol_cv_c_volatile,
1130 [AC_TRY_COMPILE([int x, y, z;],
1131 [volatile int a; int * volatile b = x ? &y : &z;
1132 /* Older MIPS compilers (eg., in Ultrix 4.2) don't like *b = 0 */
1133 *b = 0;], ol_cv_c_volatile=yes, ol_cv_c_volatile=no)])
1134 if test $ol_cv_c_volatile = yes; then
1137 AC_DEFINE(volatile,,[define as empty if volatile is not supported])
1141 dnl ====================================================================
1142 dnl Look for fetch(3)
1143 AC_DEFUN([OL_LIB_FETCH],
1145 LIBS="-lfetch -lcom_err $LIBS"
1146 AC_CACHE_CHECK([fetch(3) library],ol_cv_lib_fetch,[
1148 #include <sys/param.h>
1150 #include <fetch.h>],
1151 [struct url *u = fetchParseURL("file:///"); ],
1152 [ol_cv_lib_fetch=yes],
1153 [ol_cv_lib_fetch=no])])
1155 if test $ol_cv_lib_fetch != no ; then
1156 ol_link_fetch="-lfetch -lcom_err"
1157 AC_DEFINE(HAVE_FETCH,1,
1158 [define if you actually have FreeBSD fetch(3)])
1162 dnl ====================================================================
1163 dnl Define sig_atomic_t if not defined in signal.h
1164 AC_DEFUN(OL_TYPE_SIG_ATOMIC_T,
1165 [AC_CACHE_CHECK(for sig_atomic_t, ol_cv_type_sig_atomic_t,
1166 [AC_TRY_COMPILE([#include <signal.h>], [sig_atomic_t atomic;],
1167 ol_cv_type_sig_atomic_t=yes, ol_cv_type_sig_atomic_t=no)])
1168 if test $ol_cv_type_sig_atomic_t = no; then
1169 AC_DEFINE(sig_atomic_t,int,
1170 [define to atomic type if sig_atomic_t is not available])
1174 dnl ====================================================================
1175 dnl Define socklen_t if not defined in sys/types.h or sys/socket.h
1176 AC_DEFUN(OL_TYPE_SOCKLEN_T,
1177 [AC_CACHE_CHECK(for socklen_t, ol_cv_type_socklen_t,
1179 #ifdef HAVE_SYS_TYPES_H
1180 #include <sys/types.h>
1182 #ifdef HAVE_SYS_SOCKET_H
1183 #include <sys/socket.h>
1185 ], [socklen_t len;],
1186 ol_cv_type_socklen_t=yes, ol_cv_type_socklen_t=no)])
1187 if test $ol_cv_type_socklen_t = no; then
1188 AC_DEFINE(socklen_t, int,
1189 [define to int if socklen_t is not available])
1193 dnl ====================================================================
1194 dnl Define inet_aton is available
1195 AC_DEFUN(OL_FUNC_INET_ATON,
1196 [AC_CACHE_CHECK([for inet_aton()], ol_cv_func_inet_aton,
1198 #ifdef HAVE_SYS_TYPES_H
1199 # include <sys/types.h>
1201 #ifdef HAVE_SYS_SOCKET_H
1202 # include <sys/socket.h>
1203 # ifdef HAVE_SYS_SELECT_H
1204 # include <sys/select.h>
1206 # include <netinet/in.h>
1207 # ifdef HAVE_ARPA_INET_H
1208 # include <arpa/inet.h>
1211 ], [struct in_addr in;
1212 int rc = inet_aton( "255.255.255.255", &in );],
1213 ol_cv_func_inet_aton=yes, ol_cv_func_inet_aton=no)])
1214 if test $ol_cv_func_inet_aton != no; then
1215 AC_DEFINE(HAVE_INET_ATON, 1,
1216 [define to you inet_aton(3) is available])
1220 dnl ====================================================================
1221 dnl check no of arguments for ctime_r
1222 AC_DEFUN(OL_FUNC_CTIME_R_NARGS,
1223 [AC_CACHE_CHECK(number of arguments of ctime_r, ol_cv_func_ctime_r_nargs,
1224 [AC_TRY_COMPILE([#include <time.h>],
1225 [time_t ti; char *buffer; ctime_r(&ti,buffer,32);],
1226 ol_cv_func_ctime_r_nargs3=yes,
1227 ol_cv_func_ctime_r_nargs3=no)
1229 AC_TRY_COMPILE([#include <time.h>],
1230 [time_t ti; char *buffer; ctime_r(&ti,buffer);],
1231 ol_cv_func_ctime_r_nargs2=yes,
1232 ol_cv_func_ctime_r_nargs2=no)
1234 if test $ol_cv_func_ctime_r_nargs3 = yes -a \
1235 $ol_cv_func_ctime_r_nargs2 = no ; then
1237 ol_cv_func_ctime_r_nargs=3
1239 elif test $ol_cv_func_ctime_r_nargs3 = no -a \
1240 $ol_cv_func_ctime_r_nargs2 = yes ; then
1242 ol_cv_func_ctime_r_nargs=2
1245 ol_cv_func_ctime_r_nargs=0
1249 if test $ol_cv_func_ctime_r_nargs -gt 1 ; then
1250 AC_DEFINE_UNQUOTED(CTIME_R_NARGS, $ol_cv_func_ctime_r_nargs,
1251 [set to the number of arguments ctime_r() expects])
1255 dnl --------------------------------------------------------------------
1256 dnl check return type of ctime_r()
1257 AC_DEFUN(OL_FUNC_CTIME_R_TYPE,
1258 [AC_CACHE_CHECK(return type of ctime_r, ol_cv_func_ctime_r_type,
1259 [AC_TRY_COMPILE([#include <time.h>],
1260 [extern int (ctime_r)();],
1261 ol_cv_func_ctime_r_type="int", ol_cv_func_ctime_r_type="charp")
1263 if test $ol_cv_func_ctime_r_type = "int" ; then
1264 AC_DEFINE(CTIME_R_RETURNS_INT,1, [define if ctime_r() returns int])
1267 dnl ====================================================================
1268 dnl check no of arguments for gethostbyname_r
1269 AC_DEFUN(OL_FUNC_GETHOSTBYNAME_R_NARGS,
1270 [AC_CACHE_CHECK(number of arguments of gethostbyname_r,
1271 ol_cv_func_gethostbyname_r_nargs,
1272 [AC_TRY_COMPILE([#include <sys/types.h>
1273 #include <sys/socket.h>
1274 #include <netinet/in.h>
1276 #define BUFSIZE (sizeof(struct hostent)+10)],
1277 [struct hostent hent; char buffer[BUFSIZE];
1278 int bufsize=BUFSIZE;int h_errno;
1279 (void)gethostbyname_r("segovia.cs.purdue.edu", &hent,
1280 buffer, bufsize, &h_errno);],
1281 ol_cv_func_gethostbyname_r_nargs5=yes,
1282 ol_cv_func_gethostbyname_r_nargs5=no)
1284 AC_TRY_COMPILE([#include <sys/types.h>
1285 #include <sys/socket.h>
1286 #include <netinet/in.h>
1288 #define BUFSIZE (sizeof(struct hostent)+10)],
1289 [struct hostent hent;struct hostent *rhent;
1290 char buffer[BUFSIZE];
1291 int bufsize=BUFSIZE;int h_errno;
1292 (void)gethostbyname_r("localhost", &hent, buffer, bufsize,
1293 &rhent, &h_errno);],
1294 ol_cv_func_gethostbyname_r_nargs6=yes,
1295 ol_cv_func_gethostbyname_r_nargs6=no)
1297 if test $ol_cv_func_gethostbyname_r_nargs5 = yes -a \
1298 $ol_cv_func_gethostbyname_r_nargs6 = no ; then
1300 ol_cv_func_gethostbyname_r_nargs=5
1302 elif test $ol_cv_func_gethostbyname_r_nargs5 = no -a \
1303 $ol_cv_func_gethostbyname_r_nargs6 = yes ; then
1305 ol_cv_func_gethostbyname_r_nargs=6
1308 ol_cv_func_gethostbyname_r_nargs=0
1311 if test $ol_cv_func_gethostbyname_r_nargs -gt 1 ; then
1312 AC_DEFINE_UNQUOTED(GETHOSTBYNAME_R_NARGS,
1313 $ol_cv_func_gethostbyname_r_nargs,
1314 [set to the number of arguments gethostbyname_r() expects])
1318 dnl check no of arguments for gethostbyaddr_r
1319 AC_DEFUN(OL_FUNC_GETHOSTBYADDR_R_NARGS,
1320 [AC_CACHE_CHECK(number of arguments of gethostbyaddr_r,
1321 [ol_cv_func_gethostbyaddr_r_nargs],
1322 [AC_TRY_COMPILE([#include <sys/types.h>
1323 #include <sys/socket.h>
1324 #include <netinet/in.h>
1326 #define BUFSIZE (sizeof(struct hostent)+10)],
1327 [struct hostent hent; char buffer[BUFSIZE];
1329 size_t alen=sizeof(struct in_addr);
1330 int bufsize=BUFSIZE;int h_errno;
1331 (void)gethostbyaddr_r( (void *)&(add.s_addr),
1332 alen, AF_INET, &hent, buffer, bufsize, &h_errno);],
1333 ol_cv_func_gethostbyaddr_r_nargs7=yes,
1334 ol_cv_func_gethostbyaddr_r_nargs7=no)
1336 AC_TRY_COMPILE([#include <sys/types.h>
1337 #include <sys/socket.h>
1338 #include <netinet/in.h>
1340 #define BUFSIZE (sizeof(struct hostent)+10)],
1341 [struct hostent hent;
1342 struct hostent *rhent; char buffer[BUFSIZE];
1344 size_t alen=sizeof(struct in_addr);
1345 int bufsize=BUFSIZE;int h_errno;
1346 (void)gethostbyaddr_r( (void *)&(add.s_addr),
1347 alen, AF_INET, &hent, buffer, bufsize,
1348 &rhent, &h_errno);],
1349 ol_cv_func_gethostbyaddr_r_nargs8=yes,
1350 ol_cv_func_gethostbyaddr_r_nargs8=no)
1352 if test $ol_cv_func_gethostbyaddr_r_nargs7 = yes -a \
1353 $ol_cv_func_gethostbyaddr_r_nargs8 = no ; then
1355 ol_cv_func_gethostbyaddr_r_nargs=7
1357 elif test $ol_cv_func_gethostbyaddr_r_nargs7 = no -a \
1358 $ol_cv_func_gethostbyaddr_r_nargs8 = yes ; then
1360 ol_cv_func_gethostbyaddr_r_nargs=8
1363 ol_cv_func_gethostbyaddr_r_nargs=0
1366 if test $ol_cv_func_gethostbyaddr_r_nargs -gt 1 ; then
1367 AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_NARGS,
1368 $ol_cv_func_gethostbyaddr_r_nargs,
1369 [set to the number of arguments gethostbyaddr_r() expects])
1373 dnl --------------------------------------------------------------------
1374 dnl Check for Cyrus SASL version compatility
1375 AC_DEFUN([OL_SASL_COMPAT],
1376 [AC_CACHE_CHECK([Cyrus SASL library version], [ol_cv_sasl_compat],[
1377 AC_EGREP_CPP(__sasl_compat,[
1378 #ifdef HAVE_SASL_SASL_H
1379 #include <sasl/sasl.h>
1384 /* Require 2.1.15+ */
1385 #if SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR > 1
1386 char *__sasl_compat = "2.2+ or better okay (we guess)";
1387 #elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR == 1 \
1388 && SASL_VERSION_STEP >=15
1389 char *__sasl_compat = "2.1.15+ or better okay";
1391 ], [ol_cv_sasl_compat=yes], [ol_cv_sasl_compat=no])])
1393 dnl ====================================================================
1394 dnl check for msg_accrights in msghdr
1395 AC_DEFUN(OL_MSGHDR_MSG_ACCRIGHTS,
1396 [AC_CACHE_CHECK(for msg_accrights in msghdr, ol_cv_msghdr_msg_accrights,
1397 [AC_TRY_COMPILE([#include <sys/socket.h>],
1398 [struct msghdr m; m.msg_accrightslen=0],
1399 ol_cv_msghdr_msg_accrights=yes, ol_cv_msghdr_msg_accrights=no)
1401 if test $ol_cv_msghdr_msg_accrights = "yes" ; then
1402 AC_DEFINE(HAVE_MSGHDR_MSG_ACCRIGHTS,1,
1403 [define if struct msghdr has msg_accrights])
1406 dnl ====================================================================
1407 dnl check for cmsghdr
1408 AC_DEFUN(OL_MSGHDR_MSG_CONTROL,
1409 [AC_CACHE_CHECK(for msg_control in msghdr, ol_cv_msghdr_msg_control,
1410 [AC_TRY_COMPILE([#include <sys/socket.h>],
1411 [struct msghdr m; m.msg_control=(struct cmsghdr *)0],
1412 ol_cv_msghdr_msg_control=yes, ol_cv_msghdr_msg_control=no)
1414 if test $ol_cv_msghdr_msg_control = "yes" ; then
1415 AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
1416 [define if struct msghdr has msg_control])
1419 AC_DEFUN([OL_SSL_COMPAT],
1420 [AC_CACHE_CHECK([OpenSSL library version (CRL checking capability)], [ol_cv_ssl_crl_compat],[
1421 AC_EGREP_CPP(__ssl_compat,[
1422 #ifdef HAVE_OPENSSL_SSL_H
1423 #include <openssl/ssl.h>
1428 /* Require 0.9.7d+ */
1429 #if OPENSSL_VERSION_NUMBER >= 0x0090704fL
1430 char *__ssl_compat = "0.9.7d";
1432 ], [ol_cv_ssl_crl_compat=yes], [ol_cv_ssl_crl_compat=no])])