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 Berkeley DB macros
252 dnl --------------------------------------------------------------------
254 AC_DEFUN([OL_BERKELEY_DB_TRY],
255 [if test $ol_cv_lib_db = no ; then
256 AC_CACHE_CHECK([for Berkeley DB link (]ifelse($2,,default,$2)[)],[$1],
258 ol_DB_LIB=ifelse($2,,,$2)
260 LIBS="$ol_DB_LIB $LTHREAD_LIBS $LIBS"
269 #ifndef DB_VERSION_MAJOR
270 # define DB_VERSION_MAJOR 1
274 #define NULL ((void*)0)
277 #if DB_VERSION_MAJOR > 1
280 int major, minor, patch;
282 version = db_version( &major, &minor, &patch );
284 if( major != DB_VERSION_MAJOR ||
285 minor < DB_VERSION_MINOR )
287 printf("Berkeley DB version mismatch\n"
288 "\theader: %s\n\tlibrary: %s\n",
289 DB_VERSION_STRING, version);
295 #if DB_VERSION_MAJOR > 2
296 db_env_create( NULL, 0 );
297 #elif DB_VERSION_MAJOR > 1
300 (void) dbopen( NULL, 0, 0, 0, NULL);
307 if test $$1 = yes ; then
308 ol_cv_lib_db=ifelse($2,,yes,$2)
313 dnl --------------------------------------------------------------------
314 dnl Try to locate appropriate library
315 AC_DEFUN([OL_BERKELEY_DB_LINK],
317 OL_BERKELEY_DB_TRY(ol_cv_db_none)
318 OL_BERKELEY_DB_TRY(ol_cv_db_db43,[-ldb43])
319 OL_BERKELEY_DB_TRY(ol_cv_db_db_43,[-ldb-43])
320 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_3,[-ldb-4.3])
321 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_3,[-ldb-4-3])
322 OL_BERKELEY_DB_TRY(ol_cv_db_db42,[-ldb42])
323 OL_BERKELEY_DB_TRY(ol_cv_db_db_42,[-ldb-42])
324 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_2,[-ldb-4.2])
325 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_2,[-ldb-4-2])
326 OL_BERKELEY_DB_TRY(ol_cv_db_db_4,[-ldb-4])
327 OL_BERKELEY_DB_TRY(ol_cv_db_db4,[-ldb4])
328 OL_BERKELEY_DB_TRY(ol_cv_db_db,[-ldb])
329 OL_BERKELEY_DB_TRY(ol_cv_db_db41,[-ldb41])
330 OL_BERKELEY_DB_TRY(ol_cv_db_db_41,[-ldb-41])
331 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_1,[-ldb-4.1])
332 OL_BERKELEY_DB_TRY(ol_cv_db_db_4_1,[-ldb-4-1])
333 OL_BERKELEY_DB_TRY(ol_cv_db_db3,[-ldb3])
334 OL_BERKELEY_DB_TRY(ol_cv_db_db_3,[-ldb-3])
335 OL_BERKELEY_DB_TRY(ol_cv_db_db2,[-ldb2])
336 OL_BERKELEY_DB_TRY(ol_cv_db_db_2,[-ldb-2])
337 OL_BERKELEY_DB_TRY(ol_cv_db_db1,[-ldb1])
338 OL_BERKELEY_DB_TRY(ol_cv_db_db_1,[-ldb-1])
341 dnl --------------------------------------------------------------------
342 dnl Check if Berkeley DB version
343 AC_DEFUN([OL_BERKELEY_DB_VERSION],
344 [AC_CACHE_CHECK([for Berkeley DB version match], [ol_cv_berkeley_db_version], [
346 LIBS="$LTHREAD_LIBS $LIBS"
347 if test $ol_cv_lib_db != yes ; then
348 LIBS="$ol_cv_lib_db $LIBS"
357 #ifndef DB_VERSION_MAJOR
358 # define DB_VERSION_MAJOR 1
361 #define NULL ((void *)0)
365 #if DB_VERSION_MAJOR > 1
367 int major, minor, patch;
369 version = db_version( &major, &minor, &patch );
371 if( major != DB_VERSION_MAJOR || minor < DB_VERSION_MINOR ) {
372 printf("Berkeley DB version mismatch\n"
373 "\theader: %s\n\tlibrary: %s\n",
374 DB_VERSION_STRING, version);
381 [ol_cv_berkeley_db_version=yes],
382 [ol_cv_berkeley_db_version=no],
383 [ol_cv_berkeley_db_version=cross])
388 if test $ol_cv_berkeley_db_version = no ; then
389 AC_MSG_ERROR([Berkeley DB version mismatch])
393 dnl --------------------------------------------------------------------
394 dnl Check if Berkeley DB supports DB_THREAD
395 AC_DEFUN([OL_BERKELEY_DB_THREAD],
396 [AC_CACHE_CHECK([for Berkeley DB thread support], [ol_cv_berkeley_db_thread], [
398 LIBS="$LTHREAD_LIBS $LIBS"
399 if test $ol_cv_lib_db != yes ; then
400 LIBS="$ol_cv_lib_db $LIBS"
410 #define NULL ((void *)0)
415 u_int32_t flags = DB_CREATE |
421 #if DB_VERSION_MAJOR > 2
424 rc = db_env_create( &env, 0 );
426 flags |= DB_INIT_MPOOL;
427 #ifdef DB_MPOOL_PRIVATE
428 flags |= DB_MPOOL_PRIVATE;
432 printf("BerkeleyDB: %s\n", db_strerror(rc) );
436 #if (DB_VERSION_MAJOR > 3) || (DB_VERSION_MINOR >= 1)
437 rc = env->open( env, NULL, flags, 0 );
439 rc = env->open( env, NULL, NULL, flags, 0 );
443 rc = env->close( env, 0 );
447 printf("BerkeleyDB: %s\n", db_strerror(rc) );
453 memset( &env, '\0', sizeof(env) );
455 rc = db_appinit( NULL, NULL, &env, flags );
461 unlink("__db_mpool.share");
462 unlink("__db_lock.share");
467 [ol_cv_berkeley_db_thread=yes],
468 [ol_cv_berkeley_db_thread=no],
469 [ol_cv_berkeley_db_thread=cross])
474 if test $ol_cv_berkeley_db_thread != no ; then
475 AC_DEFINE(HAVE_BERKELEY_DB_THREAD, 1,
476 [define if Berkeley DB has DB_THREAD support])
480 dnl --------------------------------------------------------------------
482 AC_DEFUN([OL_BERKELEY_DB],
483 [ol_cv_berkeley_db=no
484 AC_CHECK_HEADERS(db.h)
485 if test $ac_cv_header_db_h = yes; then
487 if test "$ol_cv_lib_db" != no ; then
488 ol_cv_berkeley_db=yes
489 OL_BERKELEY_DB_VERSION
490 OL_BERKELEY_DB_THREAD
494 dnl --------------------------------------------------------------------
495 dnl Check for version compatility with back-bdb
496 AC_DEFUN([OL_BDB_COMPAT],
497 [AC_CACHE_CHECK([Berkeley DB version for BDB backend], [ol_cv_bdb_compat],[
498 AC_EGREP_CPP(__db_version_compat,[
501 /* this check could be improved */
502 #ifndef DB_VERSION_MAJOR
503 # define DB_VERSION_MAJOR 1
505 #ifndef DB_VERSION_MINOR
506 # define DB_VERSION_MINOR 0
509 /* require 4.2 or later */
510 #if (DB_VERSION_MAJOR >= 4) && (DB_VERSION_MINOR >= 2)
513 ], [ol_cv_bdb_compat=yes], [ol_cv_bdb_compat=no])])
516 dnl --------------------------------------------------------------------
517 dnl Find old Berkeley DB 1.85/1.86
518 AC_DEFUN([OL_BERKELEY_COMPAT_DB],
519 [AC_CHECK_HEADERS(db_185.h db.h)
520 if test $ac_cv_header_db_185_h = yes -o $ac_cv_header_db_h = yes; then
521 AC_CACHE_CHECK([if Berkeley DB header compatibility], [ol_cv_header_db1],[
522 AC_EGREP_CPP(__db_version_1,[
529 /* this check could be improved */
530 #ifndef DB_VERSION_MAJOR
531 # define DB_VERSION_MAJOR 1
534 #if DB_VERSION_MAJOR == 1
537 ], [ol_cv_header_db1=yes], [ol_cv_header_db1=no])])
539 if test $ol_cv_header_db1 = yes ; then
541 if test "$ol_cv_lib_db" != no ; then
542 ol_cv_berkeley_db=yes
548 dnl ====================================================================
549 dnl Check if GDBM library exists
550 dnl Check for gdbm_open in standard libraries or -lgdbm
552 dnl defines ol_cv_lib_gdbm to 'yes' or '-lgdbm' or 'no'
553 dnl 'yes' implies gdbm_open is in $LIBS
556 dnl AC_CHECK_FUNC(gdbm_open)
557 dnl AC_CHECK_LIB(gdbm,gdbm_open)
559 AC_DEFUN([OL_LIB_GDBM],
560 [AC_CACHE_CHECK(for GDBM library, [ol_cv_lib_gdbm],
562 AC_CHECK_FUNC(gdbm_open,[ol_cv_lib_gdbm=yes], [
563 AC_CHECK_LIB(gdbm,gdbm_open,[ol_cv_lib_gdbm=-lgdbm],[ol_cv_lib_gdbm=no])
569 dnl --------------------------------------------------------------------
570 dnl Check if GDBM exists
572 dnl defines ol_cv_gdbm to 'yes' or 'no'
576 dnl AC_CHECK_HEADERS(gdbm.h)
579 [AC_REQUIRE([OL_LIB_GDBM])
580 AC_CHECK_HEADERS(gdbm.h)
581 AC_CACHE_CHECK(for db, [ol_cv_gdbm], [
582 if test $ol_cv_lib_gdbm = no -o $ac_cv_header_gdbm_h = no ; then
588 if test $ol_cv_gdbm = yes ; then
589 AC_DEFINE(HAVE_GDBM,1, [define if GNU DBM is available])
593 dnl ====================================================================
594 dnl Check if MDBM library exists
595 dnl Check for mdbm_open in standard libraries or -lmdbm
597 dnl defines ol_cv_lib_mdbm to 'yes' or '-lmdbm' or 'no'
598 dnl 'yes' implies mdbm_open is in $LIBS
601 dnl AC_CHECK_FUNC(mdbm_set_chain)
602 dnl AC_CHECK_LIB(mdbm,mdbm_set_chain)
604 AC_DEFUN([OL_LIB_MDBM],
605 [AC_CACHE_CHECK(for MDBM library, [ol_cv_lib_mdbm],
607 AC_CHECK_FUNC(mdbm_set_chain,[ol_cv_lib_mdbm=yes], [
608 AC_CHECK_LIB(mdbm,mdbm_set_chain,[ol_cv_lib_mdbm=-lmdbm],[ol_cv_lib_mdbm=no])
614 dnl --------------------------------------------------------------------
615 dnl Check if MDBM exists
617 dnl defines ol_cv_mdbm to 'yes' or 'no'
621 dnl AC_CHECK_HEADERS(mdbm.h)
624 [AC_REQUIRE([OL_LIB_MDBM])
625 AC_CHECK_HEADERS(mdbm.h)
626 AC_CACHE_CHECK(for db, [ol_cv_mdbm], [
627 if test $ol_cv_lib_mdbm = no -o $ac_cv_header_mdbm_h = no ; then
633 if test $ol_cv_mdbm = yes ; then
634 AC_DEFINE(HAVE_MDBM,1, [define if MDBM is available])
638 dnl ====================================================================
639 dnl Check if NDBM library exists
640 dnl Check for dbm_open in standard libraries or -lndbm or -ldbm
642 dnl defines ol_cv_lib_ndbm to 'yes' or '-lndbm' or -ldbm or 'no'
643 dnl 'yes' implies ndbm_open is in $LIBS
646 dnl AC_CHECK_FUNC(dbm_open)
647 dnl AC_CHECK_LIB(ndbm,dbm_open)
648 dnl AC_CHECK_LIB(dbm,dbm_open)
651 dnl should also check SVR4 case: dbm_open() in -lucb but that
652 dnl would requiring dealing with -L/usr/ucblib
654 AC_DEFUN([OL_LIB_NDBM],
655 [AC_CACHE_CHECK(for NDBM library, [ol_cv_lib_ndbm],
657 AC_CHECK_FUNC(dbm_open,[ol_cv_lib_ndbm=yes], [
658 AC_CHECK_LIB(ndbm,dbm_open,[ol_cv_lib_ndbm=-lndbm], [
659 AC_CHECK_LIB(dbm,dbm_open,[ol_cv_lib_ndbm=-ldbm],
660 [ol_cv_lib_ndbm=no])dnl
667 dnl --------------------------------------------------------------------
668 dnl Check if NDBM exists
670 dnl defines ol_cv_ndbm to 'yes' or 'no'
674 dnl AC_CHECK_HEADERS(ndbm.h)
677 dnl Doesn't handle SVR4 case (see above)
680 [AC_REQUIRE([OL_LIB_NDBM])
681 AC_CHECK_HEADERS(ndbm.h)
682 AC_CACHE_CHECK(for db, [ol_cv_ndbm], [
683 if test $ol_cv_lib_ndbm = no -o $ac_cv_header_ndbm_h = no ; then
689 if test $ol_cv_ndbm = yes ; then
690 AC_DEFINE(HAVE_NDBM,1, [define if NDBM is available])
694 dnl ====================================================================
695 dnl Check POSIX Thread version
697 dnl defines ol_cv_pthread_version to 4, 5, 6, 7, 8, 10, depending on the
698 dnl version of the POSIX.4a Draft that is implemented.
699 dnl 10 == POSIX.4a Final == POSIX.1c-1996 for our purposes.
700 dnl Existence of pthread.h should be tested separately.
703 dnl pthread_detach() was dropped in Draft 8, it is present
704 dnl in every other version
705 dnl PTHREAD_CREATE_UNDETACHED is only in Draft 7, it was called
706 dnl PTHREAD_CREATE_JOINABLE after that
707 dnl pthread_attr_create was renamed to pthread_attr_init in Draft 6.
708 dnl Draft 6-10 has _init, Draft 4-5 has _create.
709 dnl pthread_attr_default was dropped in Draft 6, only 4 and 5 have it
710 dnl PTHREAD_MUTEX_INITIALIZER was introduced in Draft 5. It's not
711 dnl interesting to us because we don't try to statically
712 dnl initialize mutexes. 5-10 has it.
714 dnl Draft 9 and 10 are equivalent for our purposes.
716 AC_DEFUN([OL_POSIX_THREAD_VERSION],
717 [AC_CACHE_CHECK([POSIX thread version],[ol_cv_pthread_version],[
719 # include <pthread.h>
721 int i = PTHREAD_CREATE_JOINABLE;
723 AC_EGREP_HEADER(pthread_detach,pthread.h,
724 ol_cv_pthread_version=10, ol_cv_pthread_version=8)],[
725 AC_EGREP_CPP(draft7,[
726 # include <pthread.h>
727 # ifdef PTHREAD_CREATE_UNDETACHED
730 ], ol_cv_pthread_version=7, [
731 AC_EGREP_HEADER(pthread_attr_init,pthread.h,
732 ol_cv_pthread_version=6, [
733 AC_EGREP_CPP(draft5,[
734 # include <pthread.h>
735 #ifdef PTHREAD_MUTEX_INITIALIZER
738 ], ol_cv_pthread_version=5, ol_cv_pthread_version=4) ]) ]) ])
742 dnl --------------------------------------------------------------------
743 AC_DEFUN([OL_PTHREAD_TEST_INCLUDES],
744 [/* pthread test headers */
746 #if HAVE_PTHREADS < 7
750 #define NULL (void*)0
756 return (void *) (p == NULL);
759 AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[
760 /* pthread test function */
761 #ifndef PTHREAD_CREATE_DETACHED
762 #define PTHREAD_CREATE_DETACHED 1
766 int detach = PTHREAD_CREATE_DETACHED;
768 #if HAVE_PTHREADS > 4
772 status = pthread_attr_init(&attr);
773 if( status ) return status;
775 #if HAVE_PTHREADS < 7
776 status = pthread_attr_setdetachstate(&attr, &detach);
777 if( status < 0 ) status = errno;
779 status = pthread_attr_setdetachstate(&attr, detach);
781 if( status ) return status;
782 status = pthread_create( &t, &attr, task, NULL );
783 #if HAVE_PTHREADS < 7
784 if( status < 0 ) status = errno;
786 if( status ) return status;
788 /* Draft 4 pthreads */
789 status = pthread_create( &t, pthread_attr_default, task, NULL );
790 if( status ) return errno;
792 /* give thread a chance to complete */
793 /* it should remain joinable and hence detachable */
796 status = pthread_detach( &t );
797 if( status ) return errno;
800 #ifdef HAVE_LINUX_THREADS
801 pthread_kill_other_threads_np();
807 AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
808 [OL_PTHREAD_TEST_INCLUDES
814 OL_PTHREAD_TEST_FUNCTION
817 dnl --------------------------------------------------------------------
818 AC_DEFUN([OL_PTHREAD_TRY], [# Pthread try link: $1 ($2)
819 if test "$ol_link_threads" = no ; then
821 AC_CACHE_CHECK([for pthread link with $1], [$2], [
826 AC_TRY_RUN(OL_PTHREAD_TEST_PROGRAM,
828 [AC_TRY_LINK(OL_PTHREAD_TEST_INCLUDES,OL_PTHREAD_TEST_FUNCTION,
835 if test $$2 = yes ; then
836 ol_link_pthreads="$1"
837 ol_link_threads=posix
842 dnl ====================================================================
843 dnl Check GNU Pth pthread Header
845 dnl defines ol_cv_header linux_threads to 'yes' or 'no'
846 dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
847 dnl doesn't exists. Existance of pthread.h should separately
850 AC_DEFUN([OL_HEADER_GNU_PTH_PTHREAD_H], [
851 AC_CACHE_CHECK([for GNU Pth pthread.h],
852 [ol_cv_header_gnu_pth_pthread_h],
853 [AC_EGREP_CPP(__gnu_pth__,
854 [#include <pthread.h>
855 #ifdef _POSIX_THREAD_IS_GNU_PTH
859 [ol_cv_header_gnu_pth_pthread_h=yes],
860 [ol_cv_header_gnu_pth_pthread_h=no])
863 dnl ====================================================================
864 dnl Check for NT Threads
865 AC_DEFUN([OL_NT_THREADS], [
866 AC_CHECK_FUNC(_beginthread)
868 if test $ac_cv_func__beginthread = yes ; then
869 AC_DEFINE(HAVE_NT_THREADS,1,[if you have NT Threads])
873 dnl ====================================================================
874 dnl Check LinuxThreads Header
876 dnl defines ol_cv_header linux_threads to 'yes' or 'no'
877 dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
878 dnl doesn't exists. Existance of pthread.h should separately
881 AC_DEFUN([OL_HEADER_LINUX_THREADS], [
882 AC_CACHE_CHECK([for LinuxThreads pthread.h],
883 [ol_cv_header_linux_threads],
884 [AC_EGREP_CPP(pthread_kill_other_threads_np,
885 [#include <pthread.h>],
886 [ol_cv_header_linux_threads=yes],
887 [ol_cv_header_linux_threads=no])
889 if test $ol_cv_header_linux_threads = yes; then
890 AC_DEFINE(HAVE_LINUX_THREADS,1,[if you have LinuxThreads])
893 dnl --------------------------------------------------------------------
894 dnl Check LinuxThreads Implementation
896 dnl defines ol_cv_sys_linux_threads to 'yes' or 'no'
897 dnl 'no' implies pthreads implementation is not LinuxThreads.
899 AC_DEFUN([OL_SYS_LINUX_THREADS], [
900 AC_CHECK_FUNCS(pthread_kill_other_threads_np)
901 AC_CACHE_CHECK([for LinuxThreads implementation],
902 [ol_cv_sys_linux_threads],
903 [ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np])
906 dnl --------------------------------------------------------------------
907 dnl Check LinuxThreads consistency
908 AC_DEFUN([OL_LINUX_THREADS], [
909 AC_REQUIRE([OL_HEADER_LINUX_THREADS])
910 AC_REQUIRE([OL_SYS_LINUX_THREADS])
911 AC_CACHE_CHECK([for LinuxThreads consistency], [ol_cv_linux_threads], [
912 if test $ol_cv_header_linux_threads = yes -a \
913 $ol_cv_sys_linux_threads = yes; then
914 ol_cv_linux_threads=yes
915 elif test $ol_cv_header_linux_threads = no -a \
916 $ol_cv_sys_linux_threads = no; then
917 ol_cv_linux_threads=no
919 ol_cv_linux_threads=error
924 dnl ====================================================================
925 dnl Check for POSIX Regex
926 AC_DEFUN([OL_POSIX_REGEX], [
927 AC_CACHE_CHECK([for compatible POSIX regex],ol_cv_c_posix_regex,[
929 #include <sys/types.h>
931 static char *pattern, *string;
939 if(regcomp(&re, pattern, 0)) {
943 string = "ALL MATCH";
945 rc = regexec(&re, string, 0, (void*)0, 0);
951 [ol_cv_c_posix_regex=yes],
952 [ol_cv_c_posix_regex=no],
953 [ol_cv_c_posix_regex=cross])])
956 dnl ====================================================================
957 dnl Check if toupper() requires islower() to be called first
958 AC_DEFUN([OL_C_UPPER_LOWER],
959 [AC_CACHE_CHECK([if toupper() requires islower()],ol_cv_c_upper_lower,[
964 if ('C' == toupper('C'))
969 [ol_cv_c_upper_lower=no],
970 [ol_cv_c_upper_lower=yes],
971 [ol_cv_c_upper_lower=safe])])
972 if test $ol_cv_c_upper_lower != no ; then
973 AC_DEFINE(C_UPPER_LOWER,1, [define if toupper() requires islower()])
977 dnl ====================================================================
978 dnl Error string checks
980 dnl Check for declaration of sys_errlist in one of stdio.h and errno.h.
981 dnl Declaration of sys_errlist on BSD4.4 interferes with our declaration.
982 dnl Reported by Keith Bostic.
983 AC_DEFUN([OL_SYS_ERRLIST],
984 [AC_CACHE_CHECK([declaration of sys_errlist],ol_cv_dcl_sys_errlist,[
987 #include <sys/types.h>
992 [char *c = (char *) *sys_errlist],
993 [ol_cv_dcl_sys_errlist=yes
994 ol_cv_have_sys_errlist=yes],
995 [ol_cv_dcl_sys_errlist=no])])
997 # It's possible (for near-UNIX clones) that sys_errlist doesn't exist
998 if test $ol_cv_dcl_sys_errlist = no ; then
999 AC_DEFINE(DECL_SYS_ERRLIST,1,
1000 [define if sys_errlist is not declared in stdio.h or errno.h])
1002 AC_CACHE_CHECK([existence of sys_errlist],ol_cv_have_sys_errlist,[
1003 AC_TRY_LINK([#include <errno.h>],
1004 [char *c = (char *) *sys_errlist],
1005 [ol_cv_have_sys_errlist=yes],
1006 [ol_cv_have_sys_errlist=no])])
1008 if test $ol_cv_have_sys_errlist = yes ; then
1009 AC_DEFINE(HAVE_SYS_ERRLIST,1,
1010 [define if you actually have sys_errlist in your libs])
1013 AC_DEFUN([OL_NONPOSIX_STRERROR_R],
1014 [AC_CACHE_CHECK([non-posix strerror_r],ol_cv_nonposix_strerror_r,[
1015 AC_EGREP_CPP(strerror_r,[#include <string.h>],
1016 ol_decl_strerror_r=yes, ol_decl_strerror_r=no)dnl
1018 if test $ol_decl_strerror_r = yes ; then
1019 AC_TRY_COMPILE([#include <string.h>],
1020 [ /* from autoconf 2.59 */
1022 char x = *strerror_r (0, buf, sizeof buf);
1023 char *p = strerror_r (0, buf, sizeof buf);
1024 ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror_r=no)
1030 strerror_r( 1, buf, sizeof buf );
1031 exit( buf[0] == 0 );
1033 ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror=no, ol_cv_nonposix_strerror=no)
1036 if test $ol_cv_nonposix_strerror_r = yes ; then
1037 AC_DEFINE(HAVE_NONPOSIX_STRERROR_R,1,
1038 [define if strerror_r returns char* instead of int])
1042 AC_DEFUN([OL_STRERROR],
1043 [OL_SYS_ERRLIST dnl TEMPORARY
1044 AC_CHECK_FUNCS(strerror strerror_r)
1045 ol_cv_func_strerror_r=no
1046 if test "${ac_cv_func_strerror_r}" = yes ; then
1047 OL_NONPOSIX_STRERROR_R
1048 elif test "${ac_cv_func_strerror}" = no ; then
1052 dnl ====================================================================
1053 dnl Early MIPS compilers (used in Ultrix 4.2) don't like
1054 dnl "int x; int *volatile a = &x; *a = 0;"
1055 dnl -- borrowed from PDKSH
1056 AC_DEFUN(OL_C_VOLATILE,
1057 [AC_CACHE_CHECK(if compiler understands volatile, ol_cv_c_volatile,
1058 [AC_TRY_COMPILE([int x, y, z;],
1059 [volatile int a; int * volatile b = x ? &y : &z;
1060 /* Older MIPS compilers (eg., in Ultrix 4.2) don't like *b = 0 */
1061 *b = 0;], ol_cv_c_volatile=yes, ol_cv_c_volatile=no)])
1062 if test $ol_cv_c_volatile = yes; then
1065 AC_DEFINE(volatile,,[define as empty if volatile is not supported])
1069 dnl ====================================================================
1070 dnl Look for fetch(3)
1071 AC_DEFUN([OL_LIB_FETCH],
1073 LIBS="-lfetch -lcom_err $LIBS"
1074 AC_CACHE_CHECK([fetch(3) library],ol_cv_lib_fetch,[
1076 #include <sys/param.h>
1078 #include <fetch.h>],
1079 [struct url *u = fetchParseURL("file:///"); ],
1080 [ol_cv_lib_fetch=yes],
1081 [ol_cv_lib_fetch=no])])
1083 if test $ol_cv_lib_fetch != no ; then
1084 ol_link_fetch="-lfetch -lcom_err"
1085 AC_DEFINE(HAVE_FETCH,1,
1086 [define if you actually have FreeBSD fetch(3)])
1090 dnl ====================================================================
1091 dnl Define sig_atomic_t if not defined in signal.h
1092 AC_DEFUN(OL_TYPE_SIG_ATOMIC_T,
1093 [AC_CACHE_CHECK(for sig_atomic_t, ol_cv_type_sig_atomic_t,
1094 [AC_TRY_COMPILE([#include <signal.h>], [sig_atomic_t atomic;],
1095 ol_cv_type_sig_atomic_t=yes, ol_cv_type_sig_atomic_t=no)])
1096 if test $ol_cv_type_sig_atomic_t = no; then
1097 AC_DEFINE(sig_atomic_t,int,
1098 [define to atomic type if sig_atomic_t is not available])
1102 dnl ====================================================================
1103 dnl Define socklen_t if not defined in sys/types.h or sys/socket.h
1104 AC_DEFUN(OL_TYPE_SOCKLEN_T,
1105 [AC_CACHE_CHECK(for socklen_t, ol_cv_type_socklen_t,
1107 #ifdef HAVE_SYS_TYPES_H
1108 #include <sys/types.h>
1110 #ifdef HAVE_SYS_SOCKET_H
1111 #include <sys/socket.h>
1113 ], [socklen_t len;],
1114 ol_cv_type_socklen_t=yes, ol_cv_type_socklen_t=no)])
1115 if test $ol_cv_type_socklen_t = no; then
1116 AC_DEFINE(socklen_t, int,
1117 [define to int if socklen_t is not available])
1121 dnl ====================================================================
1122 dnl Define inet_aton is available
1123 AC_DEFUN(OL_FUNC_INET_ATON,
1124 [AC_CACHE_CHECK([for inet_aton()], ol_cv_func_inet_aton,
1126 #ifdef HAVE_SYS_TYPES_H
1127 # include <sys/types.h>
1129 #ifdef HAVE_SYS_SOCKET_H
1130 # include <sys/socket.h>
1131 # ifdef HAVE_SYS_SELECT_H
1132 # include <sys/select.h>
1134 # include <netinet/in.h>
1135 # ifdef HAVE_ARPA_INET_H
1136 # include <arpa/inet.h>
1139 ], [struct in_addr in;
1140 int rc = inet_aton( "255.255.255.255", &in );],
1141 ol_cv_func_inet_aton=yes, ol_cv_func_inet_aton=no)])
1142 if test $ol_cv_func_inet_aton != no; then
1143 AC_DEFINE(HAVE_INET_ATON, 1,
1144 [define to you inet_aton(3) is available])
1148 dnl ====================================================================
1149 dnl check no of arguments for ctime_r
1150 AC_DEFUN(OL_FUNC_CTIME_R_NARGS,
1151 [AC_CACHE_CHECK(number of arguments of ctime_r, ol_cv_func_ctime_r_nargs,
1152 [AC_TRY_COMPILE([#include <time.h>],
1153 [time_t ti; char *buffer; ctime_r(&ti,buffer,32);],
1154 ol_cv_func_ctime_r_nargs3=yes,
1155 ol_cv_func_ctime_r_nargs3=no)
1157 AC_TRY_COMPILE([#include <time.h>],
1158 [time_t ti; char *buffer; ctime_r(&ti,buffer);],
1159 ol_cv_func_ctime_r_nargs2=yes,
1160 ol_cv_func_ctime_r_nargs2=no)
1162 if test $ol_cv_func_ctime_r_nargs3 = yes -a \
1163 $ol_cv_func_ctime_r_nargs2 = no ; then
1165 ol_cv_func_ctime_r_nargs=3
1167 elif test $ol_cv_func_ctime_r_nargs3 = no -a \
1168 $ol_cv_func_ctime_r_nargs2 = yes ; then
1170 ol_cv_func_ctime_r_nargs=2
1173 ol_cv_func_ctime_r_nargs=0
1177 if test $ol_cv_func_ctime_r_nargs -gt 1 ; then
1178 AC_DEFINE_UNQUOTED(CTIME_R_NARGS, $ol_cv_func_ctime_r_nargs,
1179 [set to the number of arguments ctime_r() expects])
1183 dnl --------------------------------------------------------------------
1184 dnl check return type of ctime_r()
1185 AC_DEFUN(OL_FUNC_CTIME_R_TYPE,
1186 [AC_CACHE_CHECK(return type of ctime_r, ol_cv_func_ctime_r_type,
1187 [AC_TRY_COMPILE([#include <time.h>],
1188 [extern int (ctime_r)();],
1189 ol_cv_func_ctime_r_type="int", ol_cv_func_ctime_r_type="charp")
1191 if test $ol_cv_func_ctime_r_type = "int" ; then
1192 AC_DEFINE(CTIME_R_RETURNS_INT,1, [define if ctime_r() returns int])
1195 dnl ====================================================================
1196 dnl check no of arguments for gethostbyname_r
1197 AC_DEFUN(OL_FUNC_GETHOSTBYNAME_R_NARGS,
1198 [AC_CACHE_CHECK(number of arguments of gethostbyname_r,
1199 ol_cv_func_gethostbyname_r_nargs,
1200 [AC_TRY_COMPILE([#include <sys/types.h>
1201 #include <sys/socket.h>
1202 #include <netinet/in.h>
1204 #define BUFSIZE (sizeof(struct hostent)+10)],
1205 [struct hostent hent; char buffer[BUFSIZE];
1206 int bufsize=BUFSIZE;int h_errno;
1207 (void)gethostbyname_r("segovia.cs.purdue.edu", &hent,
1208 buffer, bufsize, &h_errno);],
1209 ol_cv_func_gethostbyname_r_nargs5=yes,
1210 ol_cv_func_gethostbyname_r_nargs5=no)
1212 AC_TRY_COMPILE([#include <sys/types.h>
1213 #include <sys/socket.h>
1214 #include <netinet/in.h>
1216 #define BUFSIZE (sizeof(struct hostent)+10)],
1217 [struct hostent hent;struct hostent *rhent;
1218 char buffer[BUFSIZE];
1219 int bufsize=BUFSIZE;int h_errno;
1220 (void)gethostbyname_r("localhost", &hent, buffer, bufsize,
1221 &rhent, &h_errno);],
1222 ol_cv_func_gethostbyname_r_nargs6=yes,
1223 ol_cv_func_gethostbyname_r_nargs6=no)
1225 if test $ol_cv_func_gethostbyname_r_nargs5 = yes -a \
1226 $ol_cv_func_gethostbyname_r_nargs6 = no ; then
1228 ol_cv_func_gethostbyname_r_nargs=5
1230 elif test $ol_cv_func_gethostbyname_r_nargs5 = no -a \
1231 $ol_cv_func_gethostbyname_r_nargs6 = yes ; then
1233 ol_cv_func_gethostbyname_r_nargs=6
1236 ol_cv_func_gethostbyname_r_nargs=0
1239 if test $ol_cv_func_gethostbyname_r_nargs -gt 1 ; then
1240 AC_DEFINE_UNQUOTED(GETHOSTBYNAME_R_NARGS,
1241 $ol_cv_func_gethostbyname_r_nargs,
1242 [set to the number of arguments gethostbyname_r() expects])
1246 dnl check no of arguments for gethostbyaddr_r
1247 AC_DEFUN(OL_FUNC_GETHOSTBYADDR_R_NARGS,
1248 [AC_CACHE_CHECK(number of arguments of gethostbyaddr_r,
1249 [ol_cv_func_gethostbyaddr_r_nargs],
1250 [AC_TRY_COMPILE([#include <sys/types.h>
1251 #include <sys/socket.h>
1252 #include <netinet/in.h>
1254 #define BUFSIZE (sizeof(struct hostent)+10)],
1255 [struct hostent hent; char buffer[BUFSIZE];
1257 size_t alen=sizeof(struct in_addr);
1258 int bufsize=BUFSIZE;int h_errno;
1259 (void)gethostbyaddr_r( (void *)&(add.s_addr),
1260 alen, AF_INET, &hent, buffer, bufsize, &h_errno);],
1261 ol_cv_func_gethostbyaddr_r_nargs7=yes,
1262 ol_cv_func_gethostbyaddr_r_nargs7=no)
1264 AC_TRY_COMPILE([#include <sys/types.h>
1265 #include <sys/socket.h>
1266 #include <netinet/in.h>
1268 #define BUFSIZE (sizeof(struct hostent)+10)],
1269 [struct hostent hent;
1270 struct hostent *rhent; char buffer[BUFSIZE];
1272 size_t alen=sizeof(struct in_addr);
1273 int bufsize=BUFSIZE;int h_errno;
1274 (void)gethostbyaddr_r( (void *)&(add.s_addr),
1275 alen, AF_INET, &hent, buffer, bufsize,
1276 &rhent, &h_errno);],
1277 ol_cv_func_gethostbyaddr_r_nargs8=yes,
1278 ol_cv_func_gethostbyaddr_r_nargs8=no)
1280 if test $ol_cv_func_gethostbyaddr_r_nargs7 = yes -a \
1281 $ol_cv_func_gethostbyaddr_r_nargs8 = no ; then
1283 ol_cv_func_gethostbyaddr_r_nargs=7
1285 elif test $ol_cv_func_gethostbyaddr_r_nargs7 = no -a \
1286 $ol_cv_func_gethostbyaddr_r_nargs8 = yes ; then
1288 ol_cv_func_gethostbyaddr_r_nargs=8
1291 ol_cv_func_gethostbyaddr_r_nargs=0
1294 if test $ol_cv_func_gethostbyaddr_r_nargs -gt 1 ; then
1295 AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_NARGS,
1296 $ol_cv_func_gethostbyaddr_r_nargs,
1297 [set to the number of arguments gethostbyaddr_r() expects])
1301 dnl --------------------------------------------------------------------
1302 dnl Check for Cyrus SASL version compatility
1303 AC_DEFUN([OL_SASL_COMPAT],
1304 [AC_CACHE_CHECK([Cyrus SASL library version], [ol_cv_sasl_compat],[
1305 AC_EGREP_CPP(__sasl_compat,[
1306 #ifdef HAVE_SASL_SASL_H
1307 #include <sasl/sasl.h>
1312 /* Require 2.1.15+ */
1313 #if SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR > 1
1314 char *__sasl_compat = "2.2+ or better okay (we guess)";
1315 #elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR == 1 \
1316 && SASL_VERSION_STEP >=15
1317 char *__sasl_compat = "2.1.15+ or better okay";
1319 ], [ol_cv_sasl_compat=yes], [ol_cv_sasl_compat=no])])
1321 dnl ====================================================================
1322 dnl check for msg_accrights in msghdr
1323 AC_DEFUN(OL_MSGHDR_MSG_ACCRIGHTS,
1324 [AC_CACHE_CHECK(for msg_accrights in msghdr, ol_cv_msghdr_msg_accrights,
1325 [AC_TRY_COMPILE([#include <sys/socket.h>],
1326 [struct msghdr m; m.msg_accrightslen=0],
1327 ol_cv_msghdr_msg_accrights=yes, ol_cv_msghdr_msg_accrights=no)
1329 if test $ol_cv_msghdr_msg_accrights = "yes" ; then
1330 AC_DEFINE(HAVE_MSGHDR_MSG_ACCRIGHTS,1,
1331 [define if struct msghdr has msg_accrights])
1334 AC_DEFUN([OL_SSL_COMPAT],
1335 [AC_CACHE_CHECK([OpenSSL library version (CRL checking capability)], [ol_cv_ssl_crl_compat],[
1336 AC_EGREP_CPP(__ssl_compat,[
1337 #ifdef HAVE_OPENSSL_SSL_H
1338 #include <openssl/ssl.h>
1343 /* Require 0.9.7d+ */
1344 #if OPENSSL_VERSION_NUMBER >= 0x0090704fL
1345 char *__ssl_compat = "0.9.7d";
1347 ], [ol_cv_ssl_crl_compat=yes], [ol_cv_ssl_crl_compat=no])])