+dnl OpenLDAP Autoconf Macros
dnl $OpenLDAP$
+dnl This work is part of OpenLDAP Software <http://www.openldap.org/>.
dnl
-dnl Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
-dnl COPYING RESTRICTIONS APPLY, See COPYRIGHT file
+dnl Copyright 1998-2005 The OpenLDAP Foundation.
+dnl All rights reserved.
dnl
-dnl OpenLDAP Autoconf Macros
+dnl Redistribution and use in source and binary forms, with or without
+dnl modification, are permitted only as authorized by the OpenLDAP
+dnl Public License.
+dnl
+dnl A copy of this license is available in the file LICENSE in the
+dnl top-level directory of the distribution or, alternatively, at
+dnl <http://www.OpenLDAP.org/license.html>.
dnl
dnl --------------------------------------------------------------------
dnl Restricted form of AC_ARG_ENABLE that limits user options
dnl
dnl $1 = option name
dnl $2 = help-string
-dnl $3 = default value (auto)
+dnl $3 = default value (auto). "--" means do not set it by default
dnl $4 = allowed values (auto yes no)
AC_DEFUN([OL_ARG_ENABLE], [# OpenLDAP --enable-$1
- AC_ARG_ENABLE($1,[$2 (]ifelse($3,,auto,$3)[)],[
+ AC_ARG_ENABLE($1,ifelse($3,--,[$2],
+ [changequote(<,>)<$2 [>ifelse($3,,auto,$3)<]>changequote([,])]),[
ol_arg=invalid
for ol_val in ifelse($4,,[auto yes no],[$4]) ; do
if test "$enableval" = "$ol_val" ; then
AC_MSG_ERROR(bad value $enableval for --enable-$1)
fi
ol_enable_$1="$ol_arg"
-],
-[ ol_enable_$1=ifelse($3,,"auto","$3")])dnl
+]ifelse($3,--,,[,
+[ ol_enable_$1=ifelse($3,,"auto","$3")]]))dnl
dnl AC_VERBOSE(OpenLDAP -enable-$1 $ol_enable_$1)
# end --enable-$1
])dnl
dnl $3 = default value (no)
dnl $4 = allowed values (yes or no)
AC_DEFUN([OL_ARG_WITH], [# OpenLDAP --with-$1
- AC_ARG_WITH($1,[$2 (]ifelse($3,,yes,$3)[)],[
+ AC_ARG_WITH($1,changequote(<,>)<$2 [>ifelse($3,,yes,$3)<]>changequote([,]),[
ol_arg=invalid
for ol_val in ifelse($4,,[yes no],[$4]) ; do
if test "$withval" = "$ol_val" ; then
dnl
dnl ====================================================================
dnl
-AC_DEFUN(AC_COMPILE_CHECK_SIZEOF,
+AC_DEFUN([AC_COMPILE_CHECK_SIZEOF],
[changequote(<<, >>)dnl
dnl The name to #define.
define(<<AC_TYPE_NAME>>, translit(sizeof_$1, [a-z *], [A-Z_P]))dnl
AC_CACHE_VAL(AC_CV_NAME,
[for ac_size in 4 8 1 2 16 $2 ; do # List sizes in rough order of prevalence.
AC_TRY_COMPILE([#include "confdefs.h"
+#include <stdlib.h>
#include <sys/types.h>
$2
], [switch (0) case 0: case (sizeof ($1) == $ac_size):;], AC_CV_NAME=$ac_size)
dnl
dnl --------------------------------------------------------------------
dnl OpenLDAP version of STDC header check w/ EBCDIC support
-AC_DEFUN(OL_HEADER_STDC,
+AC_DEFUN([OL_HEADER_STDC],
[AC_REQUIRE_CPP()dnl
AC_REQUIRE([OL_CPP_EBCDIC])dnl
AC_CACHE_CHECK([for ANSI C header files], ol_cv_header_stdc,
])
dnl
dnl ====================================================================
+dnl DNS resolver macros
+AC_DEFUN([OL_RESOLVER_TRY],
+[if test $ol_cv_lib_resolver = no ; then
+ AC_CACHE_CHECK([for resolver link (]ifelse($2,,default,$2)[)],[$1],
+[
+ ol_RESOLVER_LIB=ifelse($2,,,$2)
+ ol_LIBS=$LIBS
+ LIBS="$ol_RESOLVER_LIB $LIBS"
+
+ AC_TRY_LINK([
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#include <netinet/in.h>
+#ifdef HAVE_ARPA_NAMESER_H
+# include <arpa/nameser.h>
+#endif
+#ifdef HAVE_RESOLV_H
+# include <resolv.h>
+#endif
+],[{
+ int len, status;
+ char *request = NULL;
+ unsigned char reply[64*1024];
+ unsigned char host[64*1024];
+ unsigned char *p;
+
+#ifdef NS_HFIXEDSZ
+ /* Bind 8/9 interface */
+ len = res_query(request, ns_c_in, ns_t_srv, reply, sizeof(reply));
+#else
+ /* Bind 4 interface */
+# ifndef T_SRV
+# define T_SRV 33
+# endif
+ len = res_query(request, C_IN, T_SRV, reply, sizeof(reply));
+#endif
+ p = reply;
+#ifdef NS_HFIXEDSZ
+ /* Bind 8/9 interface */
+ p += NS_HFIXEDSZ;
+#elif defined(HFIXEDSZ)
+ /* Bind 4 interface w/ HFIXEDSZ */
+ p += HFIXEDSZ;
+#else
+ /* Bind 4 interface w/o HFIXEDSZ */
+ p += sizeof(HEADER);
+#endif
+ status = dn_expand( reply, reply+len, p, host, sizeof(host));
+}],[$1=yes],[$1=no])
+
+ LIBS="$ol_LIBS"
+])
+
+ if test $$1 = yes ; then
+ ol_cv_lib_resolver=ifelse($2,,yes,$2)
+ fi
+fi
+])
+dnl --------------------------------------------------------------------
+dnl Try to locate appropriate library
+AC_DEFUN([OL_RESOLVER_LINK],
+[ol_cv_lib_resolver=no
+OL_RESOLVER_TRY(ol_cv_resolver_none)
+OL_RESOLVER_TRY(ol_cv_resolver_resolv,[-lresolv])
+OL_RESOLVER_TRY(ol_cv_resolver_bind,[-lbind])
+])
+dnl
+dnl ====================================================================
dnl Berkeley DB macros
dnl
dnl --------------------------------------------------------------------
[
ol_DB_LIB=ifelse($2,,,$2)
ol_LIBS=$LIBS
- LIBS="$ol_DB_LIB $LIBS"
+ LIBS="$ol_DB_LIB $LTHREAD_LIBS $LIBS"
AC_TRY_LINK([
#ifdef HAVE_DB_185_H
#define NULL ((void*)0)
#endif
],[
+#if DB_VERSION_MAJOR > 1
+ {
+ char *version;
+ int major, minor, patch;
+
+ version = db_version( &major, &minor, &patch );
+
+ if( major != DB_VERSION_MAJOR ||
+ minor < DB_VERSION_MINOR )
+ {
+ printf("Berkeley DB version mismatch\n"
+ "\theader: %s\n\tlibrary: %s\n",
+ DB_VERSION_STRING, version);
+ return 1;
+ }
+ }
+#endif
+
#if DB_VERSION_MAJOR > 2
db_env_create( NULL, 0 );
#elif DB_VERSION_MAJOR > 1
AC_DEFUN([OL_BERKELEY_DB_LINK],
[ol_cv_lib_db=no
OL_BERKELEY_DB_TRY(ol_cv_db_none)
+OL_BERKELEY_DB_TRY(ol_cv_db_db43,[-ldb43])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_43,[-ldb-43])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_3,[-ldb-4.3])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_3,[-ldb-4-3])
+OL_BERKELEY_DB_TRY(ol_cv_db_db42,[-ldb42])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_42,[-ldb-42])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_2,[-ldb-4.2])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_2,[-ldb-4-2])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4,[-ldb-4])
+OL_BERKELEY_DB_TRY(ol_cv_db_db4,[-ldb4])
OL_BERKELEY_DB_TRY(ol_cv_db_db,[-ldb])
+OL_BERKELEY_DB_TRY(ol_cv_db_db41,[-ldb41])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_41,[-ldb-41])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_dot_1,[-ldb-4.1])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_4_1,[-ldb-4-1])
OL_BERKELEY_DB_TRY(ol_cv_db_db3,[-ldb3])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_3,[-ldb-3])
OL_BERKELEY_DB_TRY(ol_cv_db_db2,[-ldb2])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_2,[-ldb-2])
OL_BERKELEY_DB_TRY(ol_cv_db_db1,[-ldb1])
+OL_BERKELEY_DB_TRY(ol_cv_db_db_1,[-ldb-1])
+])
+dnl
+dnl --------------------------------------------------------------------
+dnl Check if Berkeley DB version
+AC_DEFUN([OL_BERKELEY_DB_VERSION],
+[AC_CACHE_CHECK([for Berkeley DB version match], [ol_cv_berkeley_db_version], [
+ ol_LIBS="$LIBS"
+ LIBS="$LTHREAD_LIBS $LIBS"
+ if test $ol_cv_lib_db != yes ; then
+ LIBS="$ol_cv_lib_db $LIBS"
+ fi
+
+ AC_TRY_RUN([
+#ifdef HAVE_DB_185_H
+ choke me;
+#else
+#include <db.h>
+#endif
+#ifndef DB_VERSION_MAJOR
+# define DB_VERSION_MAJOR 1
+#endif
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+main()
+{
+#if DB_VERSION_MAJOR > 1
+ char *version;
+ int major, minor, patch;
+
+ version = db_version( &major, &minor, &patch );
+
+ if( major != DB_VERSION_MAJOR ||
+ minor != DB_VERSION_MINOR ||
+ patch != DB_VERSION_PATCH )
+ {
+ printf("Berkeley DB version mismatch\n"
+ "\theader: %s\n\tlibrary: %s\n",
+ DB_VERSION_STRING, version);
+ return 1;
+ }
+#endif
+
+ return 0;
+}],
+ [ol_cv_berkeley_db_version=yes],
+ [ol_cv_berkeley_db_version=no],
+ [ol_cv_berkeley_db_version=cross])
+
+ LIBS="$ol_LIBS"
])
+
+ if test $ol_cv_berkeley_db_version = no ; then
+ AC_MSG_ERROR([Berkeley DB version mismatch])
+ fi
+])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check if Berkeley DB supports DB_THREAD
AC_DEFUN([OL_BERKELEY_DB_THREAD],
[AC_CACHE_CHECK([for Berkeley DB thread support], [ol_cv_berkeley_db_thread], [
ol_LIBS="$LIBS"
+ LIBS="$LTHREAD_LIBS $LIBS"
if test $ol_cv_lib_db != yes ; then
- LIBS="$ol_cv_lib_db"
+ LIBS="$ol_cv_lib_db $LIBS"
fi
AC_TRY_RUN([
main()
{
int rc;
- u_int32_t flags = DB_CREATE | DB_THREAD;
-
+ u_int32_t flags = DB_CREATE |
+#ifdef DB_PRIVATE
+ DB_PRIVATE |
+#endif
+ DB_THREAD;
#if DB_VERSION_MAJOR > 2
DB_ENV *env = NULL;
rc = db_env_create( &env, 0 );
- if( rc == 0 ) {
- rc = env->open( env, NULL, NULL, flags, 0 );
+ flags |= DB_INIT_MPOOL;
+#ifdef DB_MPOOL_PRIVATE
+ flags |= DB_MPOOL_PRIVATE;
+#endif
+
+ if( rc ) {
+ printf("BerkeleyDB: %s\n", db_strerror(rc) );
+ return rc;
+ }
+
+#if (DB_VERSION_MAJOR > 3) || (DB_VERSION_MINOR >= 1)
+ rc = env->open( env, NULL, flags, 0 );
+#else
+ rc = env->open( env, NULL, NULL, flags, 0 );
+#endif
+
+ if ( rc == 0 ) {
+ rc = env->close( env, 0 );
+ }
+
+ if( rc ) {
+ printf("BerkeleyDB: %s\n", db_strerror(rc) );
+ return rc;
}
#else
if( rc == 0 ) {
db_appexit( &env );
}
+
+ unlink("__db_mpool.share");
+ unlink("__db_lock.share");
#endif
return rc;
[ol_cv_berkeley_db_thread=cross])
LIBS="$ol_LIBS"
+])
if test $ol_cv_berkeley_db_thread != no ; then
AC_DEFINE(HAVE_BERKELEY_DB_THREAD, 1,
[define if Berkeley DB has DB_THREAD support])
fi
-])])dnl
+])dnl
dnl
dnl --------------------------------------------------------------------
dnl Find any DB
OL_BERKELEY_DB_LINK
if test "$ol_cv_lib_db" != no ; then
ol_cv_berkeley_db=yes
+ OL_BERKELEY_DB_VERSION
OL_BERKELEY_DB_THREAD
fi
fi
])
-dnl
+dnl --------------------------------------------------------------------
+dnl Check for version compatility with back-bdb
+AC_DEFUN([OL_BDB_COMPAT],
+[AC_CACHE_CHECK([Berkeley DB version for BDB backend], [ol_cv_bdb_compat],[
+ AC_EGREP_CPP(__db_version_compat,[
+#include <db.h>
+
+ /* this check could be improved */
+#ifndef DB_VERSION_MAJOR
+# define DB_VERSION_MAJOR 1
+#endif
+#ifndef DB_VERSION_MINOR
+# define DB_VERSION_MINOR 0
+#endif
+
+/* require 4.2 or later */
+#if (DB_VERSION_MAJOR >= 4) && (DB_VERSION_MINOR >= 2)
+ __db_version_compat
+#endif
+ ], [ol_cv_bdb_compat=yes], [ol_cv_bdb_compat=no])])
+])
+
dnl --------------------------------------------------------------------
dnl Find old Berkeley DB 1.85/1.86
AC_DEFUN([OL_BERKELEY_COMPAT_DB],
-[ol_cv_berkeley_db=no
-AC_CHECK_HEADERS(db_185.h db.h)
+[AC_CHECK_HEADERS(db_185.h db.h)
if test $ac_cv_header_db_185_h = yes -o $ac_cv_header_db_h = yes; then
AC_CACHE_CHECK([if Berkeley DB header compatibility], [ol_cv_header_db1],[
AC_EGREP_CPP(__db_version_1,[
#endif
], [ol_cv_header_db1=yes], [ol_cv_header_db1=no])])
- if test ol_cv_header_db1=yes ; then
+ if test $ol_cv_header_db1 = yes ; then
OL_BERKELEY_DB_LINK
if test "$ol_cv_lib_db" != no ; then
ol_cv_berkeley_db=yes
dnl ====================================================================
dnl Check POSIX Thread version
dnl
-dnl defines ol_cv_posix_version to 'final' or 'draft' or 'unknown'
-dnl 'unknown' implies that the version could not be detected
-dnl or that pthreads.h does exist. Existance of pthreads.h
-dnl should be tested separately.
+dnl defines ol_cv_pthread_version to 4, 5, 6, 7, 8, 10, depending on the
+dnl version of the POSIX.4a Draft that is implemented.
+dnl 10 == POSIX.4a Final == POSIX.1c-1996 for our purposes.
+dnl Existence of pthread.h should be tested separately.
+dnl
+dnl tests:
+dnl pthread_detach() was dropped in Draft 8, it is present
+dnl in every other version
+dnl PTHREAD_CREATE_UNDETACHED is only in Draft 7, it was called
+dnl PTHREAD_CREATE_JOINABLE after that
+dnl pthread_attr_create was renamed to pthread_attr_init in Draft 6.
+dnl Draft 6-10 has _init, Draft 4-5 has _create.
+dnl pthread_attr_default was dropped in Draft 6, only 4 and 5 have it
+dnl PTHREAD_MUTEX_INITIALIZER was introduced in Draft 5. It's not
+dnl interesting to us because we don't try to statically
+dnl initialize mutexes. 5-10 has it.
+dnl
+dnl Draft 9 and 10 are equivalent for our purposes.
dnl
AC_DEFUN([OL_POSIX_THREAD_VERSION],
[AC_CACHE_CHECK([POSIX thread version],[ol_cv_pthread_version],[
- AC_EGREP_CPP(pthread_version_final,[
+ AC_TRY_COMPILE([
# include <pthread.h>
- /* this check could be improved */
-# ifdef PTHREAD_ONCE_INIT
- pthread_version_final;
-# endif
- ], ol_pthread_final=yes, ol_pthread_final=no)
-
- AC_EGREP_CPP(pthread_version_draft4,[
+ ],[
+ int i = PTHREAD_CREATE_JOINABLE;
+ ],[
+ AC_EGREP_HEADER(pthread_detach,pthread.h,
+ ol_cv_pthread_version=10, ol_cv_pthread_version=8)],[
+ AC_EGREP_CPP(draft7,[
# include <pthread.h>
- /* this check could be improved */
-# ifdef pthread_once_init
- pthread_version_draft4;
+# ifdef PTHREAD_CREATE_UNDETACHED
+ draft7
# endif
- ], ol_pthread_draft4=yes, ol_pthread_draft4=no)
-
- if test $ol_pthread_final = yes -a $ol_pthread_draft4 = no; then
- ol_cv_pthread_version=final
- elif test $ol_pthread_final = no -a $ol_pthread_draft4 = yes; then
- ol_cv_pthread_version=draft4
- else
- ol_cv_pthread_version=unknown
- fi
+ ], ol_cv_pthread_version=7, [
+ AC_EGREP_HEADER(pthread_attr_init,pthread.h,
+ ol_cv_pthread_version=6, [
+ AC_EGREP_CPP(draft5,[
+# include <pthread.h>
+#ifdef PTHREAD_MUTEX_INITIALIZER
+ draft5
+#endif
+ ], ol_cv_pthread_version=5, ol_cv_pthread_version=4) ]) ]) ])
])
])dnl
dnl
AC_DEFUN([OL_PTHREAD_TEST_INCLUDES],
[/* pthread test headers */
#include <pthread.h>
+#if HAVE_PTHREADS < 7
+#include <errno.h>
+#endif
#ifndef NULL
#define NULL (void*)0
#endif
])
AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[
/* pthread test function */
+#ifndef PTHREAD_CREATE_DETACHED
+#define PTHREAD_CREATE_DETACHED 1
+#endif
pthread_t t;
int status;
-#if HAVE_PTHREADS_FINAL && defined(PTHREAD_CREATE_UNDETACHED)
- /* This system (e.g. AIX) defaults detached; must override */
+ int detach = PTHREAD_CREATE_DETACHED;
+
+#if HAVE_PTHREADS > 4
+ /* Final pthreads */
pthread_attr_t attr;
status = pthread_attr_init(&attr);
- if( status ) exit( status );
-
- status = pthread_attr_setdetachstate(&attr,PTHREAD_CREATE_UNDETACHED);
- if( status ) exit( status );
+ if( status ) return status;
-#define ATTR &attr
+#if HAVE_PTHREADS < 7
+ status = pthread_attr_setdetachstate(&attr, &detach);
+ if( status < 0 ) status = errno;
#else
-#if HAVE_PTHREADS_D4
-#define ATTR pthread_attr_default
-#else
-#define ATTR NULL
+ status = pthread_attr_setdetachstate(&attr, detach);
#endif
+ if( status ) return status;
+ status = pthread_create( &t, &attr, task, NULL );
+#if HAVE_PTHREADS < 7
+ if( status < 0 ) status = errno;
#endif
- /* make sure pthread_create() isn't just a stub */
- status = pthread_create(&t, ATTR, task, NULL);
- if( status ) exit( status );
+ if( status ) return status;
+#else
+ /* Draft 4 pthreads */
+ status = pthread_create( &t, pthread_attr_default, task, NULL );
+ if( status ) return errno;
+
+ /* give thread a chance to complete */
+ /* it should remain joinable and hence detachable */
+ sleep( 1 );
- /* make sure pthread_detach() isn't just a stub */
-#if HAVE_PTHREADS_D4
status = pthread_detach( &t );
-#else
- status = pthread_detach( t );
+ if( status ) return errno;
#endif
#ifdef HAVE_LINUX_THREADS
pthread_kill_other_threads_np();
#endif
- exit( status );
+ return 0;
])
AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
dnl ====================================================================
dnl Check for NT Threads
AC_DEFUN([OL_NT_THREADS], [
- AC_CACHE_CHECK([for NT Threads], [ol_cv_nt_threads], [
- AC_CHECK_FUNC(_beginthread,
- [ol_cv_nt_threads=yes],
- [ol_cv_nt_threads=no])
- ])
+ AC_CHECK_FUNC(_beginthread)
- if test $ol_cv_nt_threads = yes ; then
+ if test $ac_cv_func__beginthread = yes ; then
AC_DEFINE(HAVE_NT_THREADS,1,[if you have NT Threads])
+ ol_cv_nt_threads=yes
fi
])
dnl ====================================================================
dnl 'no' implies pthreads implementation is not LinuxThreads.
dnl
AC_DEFUN([OL_SYS_LINUX_THREADS], [
- AC_CHECK_FUNC(pthread_kill_other_threads_np)
+ AC_CHECK_FUNCS(pthread_kill_other_threads_np)
AC_CACHE_CHECK([for LinuxThreads implementation],
[ol_cv_sys_linux_threads],
[ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np])
])
dnl
dnl ====================================================================
+dnl Error string checks
+dnl
dnl Check for declaration of sys_errlist in one of stdio.h and errno.h.
dnl Declaration of sys_errlist on BSD4.4 interferes with our declaration.
dnl Reported by Keith Bostic.
[define if you actually have sys_errlist in your libs])
fi
])dnl
+AC_DEFUN([OL_NONPOSIX_STRERROR_R],
+[AC_CACHE_CHECK([non-posix strerror_r],ol_cv_nonposix_strerror_r,[
+ AC_EGREP_CPP(strerror_r,[#include <string.h>],
+ ol_decl_strerror_r=yes, ol_decl_strerror_r=no)dnl
+
+ if test $ol_decl_strerror_r = yes ; then
+ AC_TRY_COMPILE([#include <string.h>],
+ [ /* from autoconf 2.59 */
+ char buf[100];
+ char x = *strerror_r (0, buf, sizeof buf);
+ char *p = strerror_r (0, buf, sizeof buf);
+ ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror_r=no)
+ else
+ AC_TRY_RUN([
+ main() {
+ char buf[100];
+ buf[0] = 0;
+ strerror_r( 1, buf, sizeof buf );
+ exit( buf[0] == 0 );
+ }
+ ], ol_cv_nonposix_strerror_r=yes, ol_cv_nonposix_strerror=no, ol_cv_nonposix_strerror=no)
+ fi
+ ])
+if test $ol_cv_nonposix_strerror_r = yes ; then
+ AC_DEFINE(HAVE_NONPOSIX_STRERROR_R,1,
+ [define if strerror_r returns char* instead of int])
+fi
+])dnl
dnl
+AC_DEFUN([OL_STRERROR],
+[OL_SYS_ERRLIST dnl TEMPORARY
+AC_CHECK_FUNCS(strerror strerror_r)
+ol_cv_func_strerror_r=no
+if test "${ac_cv_func_strerror_r}" = yes ; then
+ OL_NONPOSIX_STRERROR_R
+elif test "${ac_cv_func_strerror}" = no ; then
+ OL_SYS_ERRLIST
+fi
+])dnl
dnl ====================================================================
dnl Early MIPS compilers (used in Ultrix 4.2) don't like
dnl "int x; int *volatile a = &x; *a = 0;"
dnl -- borrowed from PDKSH
-AC_DEFUN(OL_C_VOLATILE,
+AC_DEFUN([OL_C_VOLATILE],
[AC_CACHE_CHECK(if compiler understands volatile, ol_cv_c_volatile,
[AC_TRY_COMPILE([int x, y, z;],
[volatile int a; int * volatile b = x ? &y : &z;
dnl
dnl ====================================================================
dnl Define sig_atomic_t if not defined in signal.h
-AC_DEFUN(OL_TYPE_SIG_ATOMIC_T,
+AC_DEFUN([OL_TYPE_SIG_ATOMIC_T],
[AC_CACHE_CHECK(for sig_atomic_t, ol_cv_type_sig_atomic_t,
[AC_TRY_COMPILE([#include <signal.h>], [sig_atomic_t atomic;],
ol_cv_type_sig_atomic_t=yes, ol_cv_type_sig_atomic_t=no)])
dnl
dnl ====================================================================
dnl Define socklen_t if not defined in sys/types.h or sys/socket.h
-AC_DEFUN(OL_TYPE_SOCKLEN_T,
+AC_DEFUN([OL_TYPE_SOCKLEN_T],
[AC_CACHE_CHECK(for socklen_t, ol_cv_type_socklen_t,
[AC_TRY_COMPILE([
#ifdef HAVE_SYS_TYPES_H
dnl
dnl ====================================================================
dnl Define inet_aton is available
-AC_DEFUN(OL_FUNC_INET_ATON,
+AC_DEFUN([OL_FUNC_INET_ATON],
[AC_CACHE_CHECK([for inet_aton()], ol_cv_func_inet_aton,
[AC_TRY_LINK([
#ifdef HAVE_SYS_TYPES_H
dnl
dnl ====================================================================
dnl check no of arguments for ctime_r
-AC_DEFUN(OL_FUNC_CTIME_R_NARGS,
+AC_DEFUN([OL_FUNC_CTIME_R_NARGS],
[AC_CACHE_CHECK(number of arguments of ctime_r, ol_cv_func_ctime_r_nargs,
[AC_TRY_COMPILE([#include <time.h>],
[time_t ti; char *buffer; ctime_r(&ti,buffer,32);],
dnl
dnl --------------------------------------------------------------------
dnl check return type of ctime_r()
-AC_DEFUN(OL_FUNC_CTIME_R_TYPE,
+AC_DEFUN([OL_FUNC_CTIME_R_TYPE],
[AC_CACHE_CHECK(return type of ctime_r, ol_cv_func_ctime_r_type,
[AC_TRY_COMPILE([#include <time.h>],
[extern int (ctime_r)();],
])dnl
dnl ====================================================================
dnl check no of arguments for gethostbyname_r
-AC_DEFUN(OL_FUNC_GETHOSTBYNAME_R_NARGS,
+AC_DEFUN([OL_FUNC_GETHOSTBYNAME_R_NARGS],
[AC_CACHE_CHECK(number of arguments of gethostbyname_r,
ol_cv_func_gethostbyname_r_nargs,
[AC_TRY_COMPILE([#include <sys/types.h>
])dnl
dnl
dnl check no of arguments for gethostbyaddr_r
-AC_DEFUN(OL_FUNC_GETHOSTBYADDR_R_NARGS,
+AC_DEFUN([OL_FUNC_GETHOSTBYADDR_R_NARGS],
[AC_CACHE_CHECK(number of arguments of gethostbyaddr_r,
[ol_cv_func_gethostbyaddr_r_nargs],
[AC_TRY_COMPILE([#include <sys/types.h>
fi
])dnl
dnl
+dnl --------------------------------------------------------------------
+dnl Check for Cyrus SASL version compatility
+AC_DEFUN([OL_SASL_COMPAT],
+[AC_CACHE_CHECK([Cyrus SASL library version], [ol_cv_sasl_compat],[
+ AC_EGREP_CPP(__sasl_compat,[
+#ifdef HAVE_SASL_SASL_H
+#include <sasl/sasl.h>
+#else
+#include <sasl.h>
+#endif
+
+/* Require 2.1.15+ */
+#if SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR > 1
+ char *__sasl_compat = "2.2+ or better okay (we guess)";
+#elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR == 1 \
+ && SASL_VERSION_STEP >=15
+ char *__sasl_compat = "2.1.15+ or better okay";
+#endif
+ ], [ol_cv_sasl_compat=yes], [ol_cv_sasl_compat=no])])
+])
+dnl ====================================================================
+dnl check for msg_accrights in msghdr
+AC_DEFUN([OL_MSGHDR_MSG_ACCRIGHTS],
+ [AC_CACHE_CHECK(for msg_accrights in msghdr, ol_cv_msghdr_msg_accrights,
+ [AC_TRY_COMPILE([#include <sys/socket.h>],
+ [struct msghdr m; m.msg_accrightslen=0],
+ ol_cv_msghdr_msg_accrights=yes, ol_cv_msghdr_msg_accrights=no)
+ ])
+ if test $ol_cv_msghdr_msg_accrights = "yes" ; then
+ AC_DEFINE(HAVE_MSGHDR_MSG_ACCRIGHTS,1,
+ [define if struct msghdr has msg_accrights])
+ fi
+])dnl
+dnl ====================================================================
+dnl check for cmsghdr
+AC_DEFUN([OL_MSGHDR_MSG_CONTROL],
+ [AC_CACHE_CHECK(for msg_control in msghdr, ol_cv_msghdr_msg_control,
+ [AC_TRY_COMPILE([#include <sys/socket.h>],
+ [struct msghdr m; m.msg_control=(struct cmsghdr *)0],
+ ol_cv_msghdr_msg_control=yes, ol_cv_msghdr_msg_control=no)
+ ])
+ if test $ol_cv_msghdr_msg_control = "yes" ; then
+ AC_DEFINE(HAVE_MSGHDR_MSG_CONTROL,1,
+ [define if struct msghdr has msg_control])
+ fi
+])dnl
+AC_DEFUN([OL_SSL_COMPAT],
+[AC_CACHE_CHECK([OpenSSL library version (CRL checking capability)], [ol_cv_ssl_crl_compat],[
+ AC_EGREP_CPP(__ssl_compat,[
+#ifdef HAVE_OPENSSL_SSL_H
+#include <openssl/ssl.h>
+#else
+#include <ssl.h>
+#endif
+
+/* Require 0.9.7d+ */
+#if OPENSSL_VERSION_NUMBER >= 0x0090704fL
+ char *__ssl_compat = "0.9.7d";
+#endif
+ ], [ol_cv_ssl_crl_compat=yes], [ol_cv_ssl_crl_compat=no])])
+])