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openldap/build/openldap.m4
Howard Chu cb8b86e7ce Fix ITS#1824 include correct sasl.h for compatibility test 
(must regenerate configure)
2002-05-16 19:28:57 +00:00

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dnl $OpenLDAP$
dnl
dnl Copyright 1998-2002 The OpenLDAP Foundation, Redwood City, California, USA
dnl All rights reserved.
dnl
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. A copy of this license is available at
dnl http://www.OpenLDAP.org/license.html or in file LICENSE in the
dnl top-level directory of the distribution.
dnl
dnl OpenLDAP Autoconf Macros
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 $4 = allowed values (auto yes no)
AC_DEFUN([OL_ARG_ENABLE], [# OpenLDAP --enable-$1
AC_ARG_ENABLE($1,changequote(<,>)<$2 [>ifelse($3,,auto,$3)<]>changequote([,]),[
ol_arg=invalid
for ol_val in ifelse($4,,[auto yes no],[$4]) ; do
if test "$enableval" = "$ol_val" ; then
ol_arg="$ol_val"
fi
done
if test "$ol_arg" = "invalid" ; then
AC_MSG_ERROR(bad value $enableval for --enable-$1)
fi
ol_enable_$1="$ol_arg"
],
[ ol_enable_$1=ifelse($3,,"auto","$3")])dnl
dnl AC_VERBOSE(OpenLDAP -enable-$1 $ol_enable_$1)
# end --enable-$1
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Restricted form of AC_ARG_WITH that limits user options
dnl
dnl $1 = option name
dnl $2 = help-string
dnl $3 = default value (no)
dnl $4 = allowed values (yes or no)
AC_DEFUN([OL_ARG_WITH], [# OpenLDAP --with-$1
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" = "$ol_val" ; then
ol_arg="$ol_val"
fi
done
if test "$ol_arg" = "invalid" ; then
AC_MSG_ERROR(bad value $withval for --with-$1)
fi
ol_with_$1="$ol_arg"
],
[ ol_with_$1=ifelse($3,,"no","$3")])dnl
dnl AC_VERBOSE(OpenLDAP --with-$1 $ol_with_$1)
# end --with-$1
])dnl
dnl
dnl ====================================================================
dnl
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
dnl The cache variable name.
define(<<AC_CV_NAME>>, translit(ac_cv_sizeof_$1, [ *], [_p]))dnl
changequote([, ])dnl
AC_MSG_CHECKING(size of $1)
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 <sys/types.h>
$2
], [switch (0) case 0: case (sizeof ($1) == $ac_size):;], AC_CV_NAME=$ac_size)
if test x$AC_CV_NAME != x ; then break; fi
done
])
if test x$AC_CV_NAME = x ; then
AC_MSG_ERROR([cannot determine a size for $1])
fi
AC_MSG_RESULT($AC_CV_NAME)
AC_DEFINE_UNQUOTED(AC_TYPE_NAME, $AC_CV_NAME, [The number of bytes in type $1])
undefine([AC_TYPE_NAME])dnl
undefine([AC_CV_NAME])dnl
])
dnl ====================================================================
dnl check if hard links are supported.
dnl
AC_DEFUN([OL_PROG_LN_H], [# test for ln hardlink support
AC_MSG_CHECKING(whether ln works)
AC_CACHE_VAL(ol_cv_prog_LN_H,
[rm -f conftest.src conftest.dst
echo "conftest" > conftest.src
if ln conftest.src conftest.dst 2>/dev/null
then
ol_cv_prog_LN_H="ln"
else
ol_cv_prog_LN_H="cp"
fi
rm -f conftest.src conftest.dst
])dnl
LN_H="$ol_cv_prog_LN_H"
if test "$ol_cv_prog_LN_H" = "ln"; then
AC_MSG_RESULT(yes)
else
AC_MSG_RESULT(no)
fi
AC_SUBST(LN_H)dnl
])dnl
dnl
dnl ====================================================================
dnl Check for dependency generation flag
AC_DEFUN([OL_MKDEPEND], [# test for make depend flag
OL_MKDEP=
OL_MKDEP_FLAGS=
if test -z "${MKDEP}"; then
OL_MKDEP="${CC-cc}"
if test -z "${MKDEP_FLAGS}"; then
AC_CACHE_CHECK([for ${OL_MKDEP} depend flag], ol_cv_mkdep, [
ol_cv_mkdep=no
for flag in "-M" "-xM"; do
cat > conftest.c <<EOF
noCode;
EOF
if AC_TRY_COMMAND($OL_MKDEP $flag conftest.c) \
| egrep '^conftest\.'"${ac_objext}" >/dev/null 2>&1
then
if test ! -f conftest."${ac_object}" ; then
ol_cv_mkdep=$flag
OL_MKDEP_FLAGS="$flag"
break
fi
fi
done
rm -f conftest*
])
else
cc_cv_mkdep=yes
OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
fi
else
cc_cv_mkdep=yes
OL_MKDEP="${MKDEP}"
OL_MKDEP_FLAGS="${MKDEP_FLAGS}"
fi
AC_SUBST(OL_MKDEP)
AC_SUBST(OL_MKDEP_FLAGS)
])
dnl
dnl ====================================================================
dnl Check if system uses EBCDIC instead of ASCII
AC_DEFUN([OL_CPP_EBCDIC], [# test for EBCDIC
AC_CACHE_CHECK([for EBCDIC],ol_cv_cpp_ebcdic,[
AC_TRY_CPP([
#if !('M' == 0xd4)
#include <__ASCII__/generate_error.h>
#endif
],
[ol_cv_cpp_ebcdic=yes],
[ol_cv_cpp_ebcdic=no])])
if test $ol_cv_cpp_ebcdic = yes ; then
AC_DEFINE(HAVE_EBCDIC,1, [define if system uses EBCDIC instead of ASCII])
fi
])
dnl
dnl --------------------------------------------------------------------
dnl OpenLDAP version of STDC header check w/ EBCDIC support
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,
[AC_TRY_CPP([#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
#include <float.h>], ol_cv_header_stdc=yes, ol_cv_header_stdc=no)
if test $ol_cv_header_stdc = yes; then
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
AC_EGREP_HEADER(memchr, string.h, , ol_cv_header_stdc=no)
fi
if test $ol_cv_header_stdc = yes; then
# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
AC_EGREP_HEADER(free, stdlib.h, , ol_cv_header_stdc=no)
fi
if test $ol_cv_header_stdc = yes; then
# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
AC_TRY_RUN([#include <ctype.h>
#ifndef HAVE_EBCDIC
# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
#else
# define ISLOWER(c) (('a' <= (c) && (c) <= 'i') \
|| ('j' <= (c) && (c) <= 'r') \
|| ('s' <= (c) && (c) <= 'z'))
# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
#endif
#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
int main () { int i; for (i = 0; i < 256; i++)
if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
exit (0); }
], , ol_cv_header_stdc=no, :)
fi])
if test $ol_cv_header_stdc = yes; then
AC_DEFINE(STDC_HEADERS)
fi
ac_cv_header_stdc=disable
])
dnl
dnl ====================================================================
dnl Check if struct passwd has pw_gecos
AC_DEFUN([OL_STRUCT_PASSWD_PW_GECOS], [# test for pw_gecos in struct passwd
AC_CACHE_CHECK([struct passwd for pw_gecos],ol_cv_struct_passwd_pw_gecos,[
AC_TRY_COMPILE([#include <pwd.h>],[
struct passwd pwd;
pwd.pw_gecos = pwd.pw_name;
],
[ol_cv_struct_passwd_pw_gecos=yes],
[ol_cv_struct_passwd_pw_gecos=no])])
if test $ol_cv_struct_passwd_pw_gecos = yes ; then
AC_DEFINE(HAVE_PW_GECOS,1, [define if struct passwd has pw_gecos])
fi
])
dnl
dnl --------------------------------------------------------------------
dnl Check if struct passwd has pw_passwd
AC_DEFUN([OL_STRUCT_PASSWD_PW_PASSWD], [# test for pw_passwd in struct passwd
AC_CACHE_CHECK([struct passwd for pw_passwd],ol_cv_struct_passwd_pw_passwd,[
AC_TRY_COMPILE([#include <pwd.h>],[
struct passwd pwd;
pwd.pw_passwd = pwd.pw_name;
],
[ol_cv_struct_passwd_pw_passwd=yes],
[ol_cv_struct_passwd_pw_passwd=no])])
if test $ol_cv_struct_passwd_pw_passwd = yes ; then
AC_DEFINE(HAVE_PW_PASSWD,1, [define if struct passwd has pw_passwd])
fi
])
dnl
dnl ====================================================================
dnl Berkeley DB macros
dnl
dnl --------------------------------------------------------------------
dnl Try to link
AC_DEFUN([OL_BERKELEY_DB_TRY],
[if test $ol_cv_lib_db = no ; then
AC_CACHE_CHECK([for Berkeley DB link (]ifelse($2,,default,$2)[)],[$1],
[
ol_DB_LIB=ifelse($2,,,$2)
ol_LIBS=$LIBS
LIBS="$ol_DB_LIB $LIBS"
AC_TRY_LINK([
#ifdef HAVE_DB_185_H
# include <db_185.h>
#else
# include <db.h>
#endif
#ifndef DB_VERSION_MAJOR
# define DB_VERSION_MAJOR 1
#endif
#ifndef NULL
#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"
"\texpected: %s\n\tgot: %s\n",
DB_VERSION_STRING, version);
return 1;
}
}
#endif
#if DB_VERSION_MAJOR > 2
db_env_create( NULL, 0 );
#elif DB_VERSION_MAJOR > 1
db_appexit( NULL );
#else
(void) dbopen( NULL, 0, 0, 0, NULL);
#endif
],[$1=yes],[$1=no])
LIBS="$ol_LIBS"
])
if test $$1 = yes ; then
ol_cv_lib_db=ifelse($2,,yes,$2)
fi
fi
])
dnl
dnl --------------------------------------------------------------------
dnl Try to locate appropriate library
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_db4,[-ldb4])
OL_BERKELEY_DB_TRY(ol_cv_db_db,[-ldb])
OL_BERKELEY_DB_TRY(ol_cv_db_db3,[-ldb3])
OL_BERKELEY_DB_TRY(ol_cv_db_db2,[-ldb2])
OL_BERKELEY_DB_TRY(ol_cv_db_db1,[-ldb1])
])
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"
if test $ol_cv_lib_db != yes ; then
LIBS="$ol_cv_lib_db"
fi
AC_TRY_RUN([
#ifdef HAVE_DB_185_H
choke me;
#else
#include <db.h>
#endif
#ifndef NULL
#define NULL ((void *)0)
#endif
main()
{
int rc;
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 );
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
DB_ENV env;
memset( &env, '\0', sizeof(env) );
rc = db_appinit( NULL, NULL, &env, flags );
if( rc == 0 ) {
db_appexit( &env );
}
unlink("__db_mpool.share");
unlink("__db_lock.share");
#endif
return rc;
}],
[ol_cv_berkeley_db_thread=yes],
[ol_cv_berkeley_db_thread=no],
[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 Find any DB
AC_DEFUN([OL_BERKELEY_DB],
[ol_cv_berkeley_db=no
AC_CHECK_HEADERS(db.h)
if test $ac_cv_header_db_h = yes; then
OL_BERKELEY_DB_LINK
if test "$ol_cv_lib_db" != no ; then
ol_cv_berkeley_db=yes
OL_BERKELEY_DB_THREAD
fi
fi
])
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
/* require 4.0 or later */
#if DB_VERSION_MAJOR >= 4
__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],
[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,[
#if HAVE_DB_185_H
# include <db_185.h>
#else
# include <db.h>
#endif
/* this check could be improved */
#ifndef DB_VERSION_MAJOR
# define DB_VERSION_MAJOR 1
#endif
#if DB_VERSION_MAJOR == 1
__db_version_1
#endif
], [ol_cv_header_db1=yes], [ol_cv_header_db1=no])])
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
fi
fi
fi
])
dnl
dnl ====================================================================
dnl Check if GDBM library exists
dnl Check for gdbm_open in standard libraries or -lgdbm
dnl
dnl defines ol_cv_lib_gdbm to 'yes' or '-lgdbm' or 'no'
dnl 'yes' implies gdbm_open is in $LIBS
dnl
dnl uses:
dnl AC_CHECK_FUNC(gdbm_open)
dnl AC_CHECK_LIB(gdbm,gdbm_open)
dnl
AC_DEFUN([OL_LIB_GDBM],
[AC_CACHE_CHECK(for GDBM library, [ol_cv_lib_gdbm],
[ ol_LIBS="$LIBS"
AC_CHECK_FUNC(gdbm_open,[ol_cv_lib_gdbm=yes], [
AC_CHECK_LIB(gdbm,gdbm_open,[ol_cv_lib_gdbm=-lgdbm],[ol_cv_lib_gdbm=no])
])
LIBS="$ol_LIBS"
])
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check if GDBM exists
dnl
dnl defines ol_cv_gdbm to 'yes' or 'no'
dnl
dnl uses:
dnl OL_LIB_GDBM
dnl AC_CHECK_HEADERS(gdbm.h)
dnl
AC_DEFUN([OL_GDBM],
[AC_REQUIRE([OL_LIB_GDBM])
AC_CHECK_HEADERS(gdbm.h)
AC_CACHE_CHECK(for db, [ol_cv_gdbm], [
if test $ol_cv_lib_gdbm = no -o $ac_cv_header_gdbm_h = no ; then
ol_cv_gdbm=no
else
ol_cv_gdbm=yes
fi
])
if test $ol_cv_gdbm = yes ; then
AC_DEFINE(HAVE_GDBM,1, [define if GNU DBM is available])
fi
])dnl
dnl
dnl ====================================================================
dnl Check if MDBM library exists
dnl Check for mdbm_open in standard libraries or -lmdbm
dnl
dnl defines ol_cv_lib_mdbm to 'yes' or '-lmdbm' or 'no'
dnl 'yes' implies mdbm_open is in $LIBS
dnl
dnl uses:
dnl AC_CHECK_FUNC(mdbm_set_chain)
dnl AC_CHECK_LIB(mdbm,mdbm_set_chain)
dnl
AC_DEFUN([OL_LIB_MDBM],
[AC_CACHE_CHECK(for MDBM library, [ol_cv_lib_mdbm],
[ ol_LIBS="$LIBS"
AC_CHECK_FUNC(mdbm_set_chain,[ol_cv_lib_mdbm=yes], [
AC_CHECK_LIB(mdbm,mdbm_set_chain,[ol_cv_lib_mdbm=-lmdbm],[ol_cv_lib_mdbm=no])
])
LIBS="$ol_LIBS"
])
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check if MDBM exists
dnl
dnl defines ol_cv_mdbm to 'yes' or 'no'
dnl
dnl uses:
dnl OL_LIB_MDBM
dnl AC_CHECK_HEADERS(mdbm.h)
dnl
AC_DEFUN([OL_MDBM],
[AC_REQUIRE([OL_LIB_MDBM])
AC_CHECK_HEADERS(mdbm.h)
AC_CACHE_CHECK(for db, [ol_cv_mdbm], [
if test $ol_cv_lib_mdbm = no -o $ac_cv_header_mdbm_h = no ; then
ol_cv_mdbm=no
else
ol_cv_mdbm=yes
fi
])
if test $ol_cv_mdbm = yes ; then
AC_DEFINE(HAVE_MDBM,1, [define if MDBM is available])
fi
])dnl
dnl
dnl ====================================================================
dnl Check if NDBM library exists
dnl Check for dbm_open in standard libraries or -lndbm or -ldbm
dnl
dnl defines ol_cv_lib_ndbm to 'yes' or '-lndbm' or -ldbm or 'no'
dnl 'yes' implies ndbm_open is in $LIBS
dnl
dnl uses:
dnl AC_CHECK_FUNC(dbm_open)
dnl AC_CHECK_LIB(ndbm,dbm_open)
dnl AC_CHECK_LIB(dbm,dbm_open)
dnl
dnl restrictions:
dnl should also check SVR4 case: dbm_open() in -lucb but that
dnl would requiring dealing with -L/usr/ucblib
dnl
AC_DEFUN([OL_LIB_NDBM],
[AC_CACHE_CHECK(for NDBM library, [ol_cv_lib_ndbm],
[ ol_LIBS="$LIBS"
AC_CHECK_FUNC(dbm_open,[ol_cv_lib_ndbm=yes], [
AC_CHECK_LIB(ndbm,dbm_open,[ol_cv_lib_ndbm=-lndbm], [
AC_CHECK_LIB(dbm,dbm_open,[ol_cv_lib_ndbm=-ldbm],
[ol_cv_lib_ndbm=no])dnl
])
])
LIBS="$ol_LIBS"
])
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check if NDBM exists
dnl
dnl defines ol_cv_ndbm to 'yes' or 'no'
dnl
dnl uses:
dnl OL_LIB_NDBM
dnl AC_CHECK_HEADERS(ndbm.h)
dnl
dnl restrictions:
dnl Doesn't handle SVR4 case (see above)
dnl
AC_DEFUN([OL_NDBM],
[AC_REQUIRE([OL_LIB_NDBM])
AC_CHECK_HEADERS(ndbm.h)
AC_CACHE_CHECK(for db, [ol_cv_ndbm], [
if test $ol_cv_lib_ndbm = no -o $ac_cv_header_ndbm_h = no ; then
ol_cv_ndbm=no
else
ol_cv_ndbm=yes
fi
])
if test $ol_cv_ndbm = yes ; then
AC_DEFINE(HAVE_NDBM,1, [define if NDBM is available])
fi
])dnl
dnl
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
AC_DEFUN([OL_POSIX_THREAD_VERSION],
[AC_CACHE_CHECK([POSIX thread version],[ol_cv_pthread_version],[
AC_EGREP_CPP(pthread_version_final,[
# 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,[
# include <pthread.h>
/* this check could be improved */
# ifdef pthread_once_init
pthread_version_draft4;
# 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
])
])dnl
dnl
dnl --------------------------------------------------------------------
AC_DEFUN([OL_PTHREAD_TEST_INCLUDES],
[/* pthread test headers */
#include <pthread.h>
#ifndef NULL
#define NULL (void*)0
#endif
static void *task(p)
void *p;
{
return (void *) (p == NULL);
}
])
AC_DEFUN([OL_PTHREAD_TEST_FUNCTION],[
/* pthread test function */
pthread_t t;
int status;
int detach = 1;
#ifdef HAVE_PTHREADS_FINAL
/* Final pthreads */
pthread_attr_t attr;
status = pthread_attr_init(&attr);
if( status ) return status;
#if defined( PTHREAD_CREATE_JOINABLE ) || defined( PTHREAD_UNDETACHED )
if( !detach ) {
#if defined( PTHREAD_CREATE_JOINABLE )
status = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
#else
status = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_UNDETACHED);
#endif
#ifdef PTHREAD_CREATE_DETACHED
} else {
status = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
#endif
}
if( status ) return status;
#endif
status = pthread_create( &t, &attr, task, NULL );
if( status ) return status;
#if !defined( PTHREAD_CREATE_JOINABLE ) && !defined( PTHREAD_UNDETACHED )
if( detach ) {
/* give thread a chance to complete */
/* it should remain joinable and hence detachable */
sleep( 1 );
status = pthread_detach( t );
if( status ) return status;
}
#endif
#else
/* Draft 4 pthreads */
status = pthread_create( &t, pthread_attr_default, task, NULL );
if( status ) return status;
if( detach ) {
/* give thread a chance to complete */
/* it should remain joinable and hence detachable */
sleep( 1 );
status = pthread_detach( &t );
if( status ) return status;
}
#endif
#ifdef HAVE_LINUX_THREADS
pthread_kill_other_threads_np();
#endif
return 0;
])
AC_DEFUN([OL_PTHREAD_TEST_PROGRAM],
[OL_PTHREAD_TEST_INCLUDES
int main(argc, argv)
int argc;
char **argv;
{
OL_PTHREAD_TEST_FUNCTION
}
])
dnl --------------------------------------------------------------------
AC_DEFUN([OL_PTHREAD_TRY], [# Pthread try link: $1 ($2)
if test "$ol_link_threads" = no ; then
# try $1
AC_CACHE_CHECK([for pthread link with $1], [$2], [
# save the flags
ol_LIBS="$LIBS"
LIBS="$1 $LIBS"
AC_TRY_RUN(OL_PTHREAD_TEST_PROGRAM,
[$2=yes], [$2=no],
[AC_TRY_LINK(OL_PTHREAD_TEST_INCLUDES,OL_PTHREAD_TEST_FUNCTION,
[$2=yes], [$2=no])])
# restore the LIBS
LIBS="$ol_LIBS"
])
if test $$2 = yes ; then
ol_link_pthreads="$1"
ol_link_threads=posix
fi
fi
])
dnl
dnl ====================================================================
dnl Check GNU Pth pthread Header
dnl
dnl defines ol_cv_header linux_threads to 'yes' or 'no'
dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
dnl doesn't exists. Existance of pthread.h should separately
dnl checked.
dnl
AC_DEFUN([OL_HEADER_GNU_PTH_PTHREAD_H], [
AC_CACHE_CHECK([for GNU Pth pthread.h],
[ol_cv_header_gnu_pth_pthread_h],
[AC_EGREP_CPP(__gnu_pth__,
[#include <pthread.h>
#ifdef _POSIX_THREAD_IS_GNU_PTH
__gnu_pth__;
#endif
],
[ol_cv_header_gnu_pth_pthread_h=yes],
[ol_cv_header_gnu_pth_pthread_h=no])
])
])dnl
dnl ====================================================================
dnl Check for NT Threads
AC_DEFUN([OL_NT_THREADS], [
AC_CHECK_FUNC(_beginthread)
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 Check LinuxThreads Header
dnl
dnl defines ol_cv_header linux_threads to 'yes' or 'no'
dnl 'no' implies pthreads.h is not LinuxThreads or pthreads.h
dnl doesn't exists. Existance of pthread.h should separately
dnl checked.
dnl
AC_DEFUN([OL_HEADER_LINUX_THREADS], [
AC_CACHE_CHECK([for LinuxThreads pthread.h],
[ol_cv_header_linux_threads],
[AC_EGREP_CPP(pthread_kill_other_threads_np,
[#include <pthread.h>],
[ol_cv_header_linux_threads=yes],
[ol_cv_header_linux_threads=no])
])
if test $ol_cv_header_linux_threads = yes; then
AC_DEFINE(HAVE_LINUX_THREADS,1,[if you have LinuxThreads])
fi
])dnl
dnl --------------------------------------------------------------------
dnl Check LinuxThreads Implementation
dnl
dnl defines ol_cv_sys_linux_threads to 'yes' or 'no'
dnl 'no' implies pthreads implementation is not LinuxThreads.
dnl
AC_DEFUN([OL_SYS_LINUX_THREADS], [
AC_CHECK_FUNCS(pthread_kill_other_threads_np)
AC_CACHE_CHECK([for LinuxThreads implementation],
[ol_cv_sys_linux_threads],
[ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np])
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check LinuxThreads consistency
AC_DEFUN([OL_LINUX_THREADS], [
AC_REQUIRE([OL_HEADER_LINUX_THREADS])
AC_REQUIRE([OL_SYS_LINUX_THREADS])
AC_CACHE_CHECK([for LinuxThreads consistency], [ol_cv_linux_threads], [
if test $ol_cv_header_linux_threads = yes -a \
$ol_cv_sys_linux_threads = yes; then
ol_cv_linux_threads=yes
elif test $ol_cv_header_linux_threads = no -a \
$ol_cv_sys_linux_threads = no; then
ol_cv_linux_threads=no
else
ol_cv_linux_threads=error
fi
])
])dnl
dnl
dnl ====================================================================
dnl Check for POSIX Regex
AC_DEFUN([OL_POSIX_REGEX], [
AC_CACHE_CHECK([for compatible POSIX regex],ol_cv_c_posix_regex,[
AC_TRY_RUN([
#include <sys/types.h>
#include <regex.h>
static char *pattern, *string;
main()
{
int rc;
regex_t re;
pattern = "^A";
if(regcomp(&re, pattern, 0)) {
return -1;
}
string = "ALL MATCH";
rc = regexec(&re, string, 0, (void*)0, 0);
regfree(&re);
return rc;
}],
[ol_cv_c_posix_regex=yes],
[ol_cv_c_posix_regex=no],
[ol_cv_c_posix_regex=cross])])
])
dnl
dnl ====================================================================
dnl Check if toupper() requires islower() to be called first
AC_DEFUN([OL_C_UPPER_LOWER],
[AC_CACHE_CHECK([if toupper() requires islower()],ol_cv_c_upper_lower,[
AC_TRY_RUN([
#include <ctype.h>
main()
{
if ('C' == toupper('C'))
exit(0);
else
exit(1);
}],
[ol_cv_c_upper_lower=no],
[ol_cv_c_upper_lower=yes],
[ol_cv_c_upper_lower=safe])])
if test $ol_cv_c_upper_lower != no ; then
AC_DEFINE(C_UPPER_LOWER,1, [define if toupper() requires islower()])
fi
])
dnl
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.
AC_DEFUN([OL_SYS_ERRLIST],
[AC_CACHE_CHECK([declaration of sys_errlist],ol_cv_dcl_sys_errlist,[
AC_TRY_COMPILE([
#include <stdio.h>
#include <sys/types.h>
#include <errno.h>
#ifdef WINNT
#include <stdlib.h>
#endif ],
[char *c = (char *) *sys_errlist],
[ol_cv_dcl_sys_errlist=yes
ol_cv_have_sys_errlist=yes],
[ol_cv_dcl_sys_errlist=no])])
#
# It's possible (for near-UNIX clones) that sys_errlist doesn't exist
if test $ol_cv_dcl_sys_errlist = no ; then
AC_DEFINE(DECL_SYS_ERRLIST,1,
[define if sys_errlist is not declared in stdio.h or errno.h])
AC_CACHE_CHECK([existence of sys_errlist],ol_cv_have_sys_errlist,[
AC_TRY_LINK([#include <errno.h>],
[char *c = (char *) *sys_errlist],
[ol_cv_have_sys_errlist=yes],
[ol_cv_have_sys_errlist=no])])
fi
if test $ol_cv_have_sys_errlist = yes ; then
AC_DEFINE(HAVE_SYS_ERRLIST,1,
[define if you actually have sys_errlist in your libs])
fi
])dnl
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_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;
/* Older MIPS compilers (eg., in Ultrix 4.2) don't like *b = 0 */
*b = 0;], ol_cv_c_volatile=yes, ol_cv_c_volatile=no)])
if test $ol_cv_c_volatile = yes; then
:
else
AC_DEFINE(volatile,,[define as empty if volatile is not supported])
fi
])dnl
dnl
dnl ====================================================================
dnl Look for fetch(3)
AC_DEFUN([OL_LIB_FETCH],
[ol_LIBS=$LIBS
LIBS="-lfetch -lcom_err $LIBS"
AC_CACHE_CHECK([fetch(3) library],ol_cv_lib_fetch,[
AC_TRY_LINK([
#include <sys/param.h>
#include <stdio.h>
#include <fetch.h>],
[struct url *u = fetchParseURL("file:///"); ],
[ol_cv_lib_fetch=yes],
[ol_cv_lib_fetch=no])])
LIBS=$ol_LIBS
if test $ol_cv_lib_fetch != no ; then
ol_link_fetch="-lfetch -lcom_err"
AC_DEFINE(HAVE_FETCH,1,
[define if you actually have FreeBSD fetch(3)])
fi
])dnl
dnl
dnl ====================================================================
dnl Define sig_atomic_t if not defined in signal.h
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)])
if test $ol_cv_type_sig_atomic_t = no; then
AC_DEFINE(sig_atomic_t,int,
[define to atomic type if sig_atomic_t is not available])
fi
])dnl
dnl
dnl ====================================================================
dnl Define socklen_t if not defined in sys/types.h or sys/socket.h
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
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
], [socklen_t len;],
ol_cv_type_socklen_t=yes, ol_cv_type_socklen_t=no)])
if test $ol_cv_type_socklen_t = no; then
AC_DEFINE(socklen_t, int,
[define to int if socklen_t is not available])
fi
])dnl
dnl
dnl ====================================================================
dnl Define inet_aton is available
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
# include <sys/types.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
# ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
# endif
# include <netinet/in.h>
# ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
# endif
#endif
], [struct in_addr in;
int rc = inet_aton( "255.255.255.255", &in );],
ol_cv_func_inet_aton=yes, ol_cv_func_inet_aton=no)])
if test $ol_cv_func_inet_aton != no; then
AC_DEFINE(HAVE_INET_ATON, 1,
[define to you inet_aton(3) is available])
fi
])dnl
dnl
dnl ====================================================================
dnl check no of arguments for ctime_r
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);],
ol_cv_func_ctime_r_nargs3=yes,
ol_cv_func_ctime_r_nargs3=no)
AC_TRY_COMPILE([#include <time.h>],
[time_t ti; char *buffer; ctime_r(&ti,buffer);],
ol_cv_func_ctime_r_nargs2=yes,
ol_cv_func_ctime_r_nargs2=no)
if test $ol_cv_func_ctime_r_nargs3 = yes -a \
$ol_cv_func_ctime_r_nargs2 = no ; then
ol_cv_func_ctime_r_nargs=3
elif test $ol_cv_func_ctime_r_nargs3 = no -a \
$ol_cv_func_ctime_r_nargs2 = yes ; then
ol_cv_func_ctime_r_nargs=2
else
ol_cv_func_ctime_r_nargs=0
fi
])
if test $ol_cv_func_ctime_r_nargs -gt 1 ; then
AC_DEFINE_UNQUOTED(CTIME_R_NARGS, $ol_cv_func_ctime_r_nargs,
[set to the number of arguments ctime_r() expects])
fi
])dnl
dnl
dnl --------------------------------------------------------------------
dnl check return type of ctime_r()
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)();],
ol_cv_func_ctime_r_type="int", ol_cv_func_ctime_r_type="charp")
])
if test $ol_cv_func_ctime_r_type = "int" ; then
AC_DEFINE(CTIME_R_RETURNS_INT,1, [define if ctime_r() returns int])
fi
])dnl
dnl ====================================================================
dnl check no of arguments for gethostbyname_r
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>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent; char buffer[BUFSIZE];
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyname_r("segovia.cs.purdue.edu", &hent,
buffer, bufsize, &h_errno);],
ol_cv_func_gethostbyname_r_nargs5=yes,
ol_cv_func_gethostbyname_r_nargs5=no)
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent;struct hostent *rhent;
char buffer[BUFSIZE];
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyname_r("localhost", &hent, buffer, bufsize,
&rhent, &h_errno);],
ol_cv_func_gethostbyname_r_nargs6=yes,
ol_cv_func_gethostbyname_r_nargs6=no)
if test $ol_cv_func_gethostbyname_r_nargs5 = yes -a \
$ol_cv_func_gethostbyname_r_nargs6 = no ; then
ol_cv_func_gethostbyname_r_nargs=5
elif test $ol_cv_func_gethostbyname_r_nargs5 = no -a \
$ol_cv_func_gethostbyname_r_nargs6 = yes ; then
ol_cv_func_gethostbyname_r_nargs=6
else
ol_cv_func_gethostbyname_r_nargs=0
fi
])
if test $ol_cv_func_gethostbyname_r_nargs -gt 1 ; then
AC_DEFINE_UNQUOTED(GETHOSTBYNAME_R_NARGS,
$ol_cv_func_gethostbyname_r_nargs,
[set to the number of arguments gethostbyname_r() expects])
fi
])dnl
dnl
dnl check no of arguments for gethostbyaddr_r
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>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent; char buffer[BUFSIZE];
struct in_addr add;
size_t alen=sizeof(struct in_addr);
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyaddr_r( (void *)&(add.s_addr),
alen, AF_INET, &hent, buffer, bufsize, &h_errno);],
ol_cv_func_gethostbyaddr_r_nargs7=yes,
ol_cv_func_gethostbyaddr_r_nargs7=no)
AC_TRY_COMPILE([#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#define BUFSIZE (sizeof(struct hostent)+10)],
[struct hostent hent;
struct hostent *rhent; char buffer[BUFSIZE];
struct in_addr add;
size_t alen=sizeof(struct in_addr);
int bufsize=BUFSIZE;int h_errno;
(void)gethostbyaddr_r( (void *)&(add.s_addr),
alen, AF_INET, &hent, buffer, bufsize,
&rhent, &h_errno);],
ol_cv_func_gethostbyaddr_r_nargs8=yes,
ol_cv_func_gethostbyaddr_r_nargs8=no)
if test $ol_cv_func_gethostbyaddr_r_nargs7 = yes -a \
$ol_cv_func_gethostbyaddr_r_nargs8 = no ; then
ol_cv_func_gethostbyaddr_r_nargs=7
elif test $ol_cv_func_gethostbyaddr_r_nargs7 = no -a \
$ol_cv_func_gethostbyaddr_r_nargs8 = yes ; then
ol_cv_func_gethostbyaddr_r_nargs=8
else
ol_cv_func_gethostbyaddr_r_nargs=0
fi
])
if test $ol_cv_func_gethostbyaddr_r_nargs -gt 1 ; then
AC_DEFINE_UNQUOTED(GETHOSTBYADDR_R_NARGS,
$ol_cv_func_gethostbyaddr_r_nargs,
[set to the number of arguments gethostbyaddr_r() expects])
fi
])dnl
dnl
dnl --------------------------------------------------------------------
dnl Check for Cyrus SASL version compatility, need 2.1.3 or newer
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 2.1.3 or later */
#if SASL_VERSION_MAJOR == 1 && SASL_VERSION_MINOR >= 5
char *__sasl_compat = "1.5.x okay";
#elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR > 1
__sasl_compat "2.2+ or better okay (we guess)";
#elif SASL_VERSION_MAJOR == 2 && SASL_VERSION_MINOR == 1 \
&& SASL_VERSION_STEP >=3
__sasl_compat = "2.1.3+ or better okay";
#endif
], [ol_cv_sasl_compat=yes], [ol_cv_sasl_compat=no])])
])
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