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dnl
dnl Copyright 1998,1999 The OpenLDAP Foundation. All Rights Reserved.
dnl
dnl Redistribution and use in source and binary forms are permitted only
dnl as authorized by the OpenLDAP Public License. A copy of this
dnl license is available at http://www.OpenLDAP.org/license.html or
dnl in file LICENSE in the top-level directory of the distribution.
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AC_INIT(include/ldap.h)dnl
AC_CONFIG_AUX_DIR(build)dnl
AM_INIT_AUTOMAKE(OpenLDAP,[2.0-devel], [no ac_define])dnl
dnl We use autoconf features new to 2.13.
dnl aclocal.m4 should be built using aclocal from automake 1.4
AC_PREREQ(2.13)dnl Required Autoconf version
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AC_CONFIG_HEADER(include/portable.h include/ldap_features.h)dnl
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dnl
dnl Start Args
AC_MSG_CHECKING(configure arguments)
AC_PREFIX_DEFAULT(/usr/local)
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top_builddir=`pwd`
AC_SUBST(top_builddir)dnl
AC_ARG_WITH(subdir, [ --with-subdir=DIR change default subdirectory used for installs], [
if test "$withval" = "no"; then
ldap_subdir=""
elif test "$withval" != "yes"; then
ldap_subdir="$withval"
fi
])dnl
AC_SUBST(ldap_subdir)dnl
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OL_ARG_ENABLE(debug,[ --enable-debug enable debugging], yes)dnl
ol_enable_syslog=no
dnl OL_ARG_ENABLE(syslog,[ --enable-syslog enable syslog support], auto)dnl
OL_ARG_ENABLE(proctitle,[ --enable-proctitle enable proctitle support], yes)dnl
OL_ARG_ENABLE(cache,[ --enable-cache enable caching], yes)dnl
OL_ARG_ENABLE(dns,[ --enable-dns enable V2 DNS extension], no)dnl
OL_ARG_ENABLE(referrals,[ --enable-referrals enable V2 Referrals extension], yes)dnl
OL_ARG_ENABLE(cldap,[ --enable-cldap enable connectionless ldap], no)dnl
OL_ARG_ENABLE(x_compile,[ --enable-x-compile enable cross compiling],
no, [yes no])dnl
OL_ARG_ENABLE(dmalloc,[ --enable-dmalloc enable debug malloc support], no)dnl
OL_ARG_WITH(kerberos,[ --with-kerberos with Kerberos support],
OL_ARG_WITH(readline,[ --with-readline with readline support],
auto, [auto yes no] )
OL_ARG_WITH(threads,[ --with-threads use threads],
auto, [auto posix mach lwp yes no manual] )
OL_ARG_WITH(tls,[ --with-tls with TLS/SSL support],
OL_ARG_WITH(yielding_select,[ --with-yielding-select with implicitly yielding select],
auto, [auto yes no manual] )
dnl Server options
dnl LDAPD OPTIONS
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AC_ARG_WITH(xxldapdoptions,[LDAPD Options:])
OL_ARG_ENABLE(ldapd,[ --enable-ldapd enable building ldapd], no)dnl
dnl SLAPD OPTIONS
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AC_ARG_WITH(xxslapdoptions,[SLAPD Options:])
OL_ARG_ENABLE(slapd,[ --enable-slapd enable building slapd], yes)dnl
OL_ARG_ENABLE(aclgroups,[ --enable-aclgroups enable ACL group support], auto)dnl
OL_ARG_ENABLE(cleartext,[ --enable-cleartext enable cleartext passwords], yes)dnl
OL_ARG_ENABLE(crypt,[ --enable-crypt enable crypt(3) passwords], auto)dnl
OL_ARG_ENABLE(wrappers,[ --enable-wrappers enable tcp wrapper support], no)dnl
OL_ARG_ENABLE(phonetic,[ --enable-phonetic enable phonetic/soundex], no)dnl
OL_ARG_ENABLE(rlookups,[ --enable-rlookups enable reverse lookups], auto)dnl
dnl SLAPD Backend options
OL_ARG_ENABLE(bdb2,[ --enable-bdb2 enable bdb2 backend], no)dnl
OL_ARG_ENABLE(ldbm,[ --enable-ldbm enable ldbm backend], yes)dnl
OL_ARG_WITH(ldbm_api,[ --with-ldbm-api use LDBM API], auto,
[auto db2 db gdbm ndbm manual])
OL_ARG_WITH(ldbm_type,[ --with-ldbm-type use LDBM type], auto,
[auto btree hash])
OL_ARG_ENABLE(passwd,[ --enable-passwd enable passwd backend], no)dnl
OL_ARG_ENABLE(perl,[ --enable-perl enable perl backend], no)dnl
OL_ARG_ENABLE(shell,[ --enable-shell enable shell backend], no)dnl
OL_ARG_ENABLE(tcl,[ --enable-tcl enable tcl backend], no)dnl
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AC_ARG_WITH(xxslurpdoptions,[SLURPD Options:])
OL_ARG_ENABLE(slurpd,[ --enable-slurpd enable building slurpd], auto)dnl
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AC_ARG_WITH(xxliboptions,[Library Generation & Linking Options])
AM_ENABLE_STATIC
dnl AM_DISABLE_SHARED
AM_ENABLE_SHARED
dnl General "enable" options
# validate options
if test $ol_enable_dns = yes ; then
if test $ol_enable_referrals = no ; then
AC_MSG_ERROR([DNS requires --enable-referrals])
fi
if test $ol_enable_referrals = auto ; then
AC_MSG_WARN([DNS requires referrals, adding --enable-referrals])
ol_enable_referrals=yes
fi
fi
if test $ol_enable_slapd = no ; then
dnl SLAPD was specificallly disabled
if test $ol_enable_bdb2 = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_bdb2 argument])
fi
AC_MSG_WARN([slapd disabled, ignoring --enable_ldbm argument])
fi
if test $ol_enable_passwd = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_passwd argument])
if test $ol_enable_perl = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_perl argument])
fi
AC_MSG_WARN([slapd disabled, ignoring --enable_shell argument])
if test $ol_enable_tcl = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_tcl argument])
fi
if test $ol_enable_aclgroups = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_aclgroups argument])
fi
if test $ol_enable_wrappers = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_wrappers argument])
fi
if test $ol_enable_phonetic = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_phonetic argument])
fi
if test $ol_enable_rlookups = yes ; then
AC_MSG_WARN([slapd disabled, ignoring --enable_rlookups argument])
fi
if test $ol_with_ldbm_api != auto ; then
AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_api argument])
fi
if test $ol_with_ldbm_type != auto ; then
AC_MSG_WARN([slapd disabled, ignoring --with_ldbm_type argument])
fi
if test $ol_enable_slurpd = yes ; then
ol_enable_bdb2=no
ol_enable_perl=no
ol_enable_shell=no
ol_enable_tcl=no
ol_enable_wrappers=no
ol_enable_phonetic=no
ol_enable_rlookups=no
ol_with_ldbm_api=no
ol_with_ldbm_type=no
ol_enable_slurpd=no
elif test $ol_enable_ldbm = no ; then
dnl SLAPD without LDBM
if test $ol_with_ldbm_api != auto ; then
AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_api argument])
fi
if test $ol_with_ldbm_type != auto ; then
AC_MSG_WARN([LDBM disabled, ignoring --with_ldbm_type argument])
if test $ol_enable_bdb2 = yes ; then
AC_MSG_ERROR([BDB2 requires --enable-ldbm])
fi
if test $ol_enable_passwd = no -a \
$ol_enable_perl = no -a \
$ol_enable_shell = no -a \
$ol_enable_tcl = no ; then
fi
ol_with_ldbm_api=no
ol_with_ldbm_type=no
elif test $ol_enable_bdb2 = yes ; then
dnl SLAPD with BDB2
if test $ol_with_ldbm_api != auto -a \
$ol_with_ldbm_api != db2 ; then
AC_MSG_ERROR([BDB2 requires LDBM API DB2])
fi
ol_with_ldbm_api=db2
if test $ol_enable_bdb2 != no ; then
if test $ol_with_ldbm_api != auto -a \
$ol_with_ldbm_api != db2 ; then
AC_MSG_WARN([BDB2 requires LDBM api db2 or auto])
ol_enable_bdb2=no
fi
fi
if test $ol_with_ldbm_api = gdbm -a \
$ol_with_ldbm_type = btree ; then
AC_MSG_ERROR([GDBM only supports LDBM type hash])
fi
if test $ol_with_ldbm_api = ndbm -a \
$ol_with_ldbm_type = btree ; then
AC_MSG_ERROR([NDBM only supports LDBM type hash])
fi
fi
if test $ol_enable_slurpd = yes ; then
dnl SLURPD was specifically enabled
if test $ol_with_threads = no ; then
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AC_CANONICAL_HOST
## Initialize vars
LDAP_LIBS=
LDBM_LIBS=
LTHREAD_LIBS=
LUTIL_LIBS=
LDAPD_LIBS=
SLAPD_LIBS=
SLURPD_LIBS=
BUILD_LDAPD=no
BUILD_SLAPD=no
BUILD_SLURPD=no
BUILD_BDB2=no
BUILD_TCL=no
SLAPD_PERL_LDFLAGS=
SLAPD_PERL_CPPFLAGS=
READLINE_LIBS=
dnl ----------------------------------------------------------------
dnl Checks for programs
AC_PROG_INSTALL
dnl The default compiler is cc (NOT gcc)
dnl The default CFLAGS is empty NOT whatever AC_PROG_CC sets.
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AM_PROG_LIBTOOL
dnl AC_PROG_MAKE_SET
AC_PROG_AWK
AC_PROG_LN_S
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dnl Let's test for a way to hardlink (cp or ln)
AC_MSG_CHECKING(if ln supports hardlinks)
touch link_test.hard
if ln link_test.hard link_test.linked > /dev/null 2>&1 ; then
LN_H="ln"
AC_MSG_RESULT(yes)
rm -f link_test.linked
else
LN_H="cp"
AC_MSG_RESULT(no...using cp)
fi
rm -f link_test.hard
AC_SUBST(LN_H)
AC_PATH_PROG(SENDMAIL, sendmail, /usr/lib/sendmail,
$PATH:/usr/libexec:/usr/lib:/usr/sbin:/usr/etc:/etc)
AC_PATH_PROG(EDITOR, vi, /usr/ucb/vi, $PATH:/usr/ucb)
AC_PATH_PROG(FINGER, finger, /usr/ucb/finger, $PATH:/usr/ucb)
if test $ol_enable_perl = yes ; then
AC_PATH_PROG(PERLBIN, perl, /usr/bin/perl)
if test "no$PERLBIN" = "no" ; then
ol_enable_perl=no
fi
SLAPD_PERL_LDFLAGS="`$PERLBIN -MExtUtils::Embed -e ldopts|sed -e s/-lc//`"
SLAPD_PERL_CPPFLAGS="`$PERLBIN -MExtUtils::Embed -e perl_inc`"
fi
AC_PROG_CPP
if test $cross_compiling = yes -a $ol_enable_x_compile = yes; then
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AC_MSG_WARN([cross compiling.... some functionality will be removed.])
elif test $cross_compiling = no -a $ol_enable_x_compile = yes; then
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AC_MSG_WARN([programs compiled here do run here...])
AC_MSG_ERROR([ if not cross compiling, use --disable-x-compile.])
elif test $cross_compiling = yes -a $ol_enable_x_compile = no; then
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AC_MSG_WARN([programs compiled here do not run here...])
AC_MSG_ERROR([ if cross compiling, add --enable-x-compile.])
dnl Checks for UNIX Variants
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dnl BeOS requires -lbe -lroot
AC_CHECK_LIB(be, be_app,[LIBS="$LIBS -lbe -lroot"])
dnl Checks for system services
AC_CYGWIN
AC_MINGW32
AC_EXEEXT
AC_OBJEXT
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dnl OpenLDAP requires STDC features
AM_PROG_CC_STDC
if test "X${am_cv_prog_cc_stdc}" = "Xno" ; then
AC_MSG_ERROR([OpenLDAP requires compiler to support STDC prototypes.])
fi
dnl AM_C_PROTOTYPES
dnl Checks for libraries
dnl Find socket()
dnl Likely combinations:
dnl -lsocket [ -lnsl_s | -lnsl ]
dnl -linet
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AC_CHECK_FUNC(socket, [have_socket=yes], [
dnl
dnl hopefully we won't include too many libraries
dnl
AC_CHECK_LIB(socket, main)
AC_CHECK_LIB(net, main)
AC_CHECK_LIB(nsl_s, main)
AC_CHECK_LIB(nsl, main)
AC_CHECK_LIB(inet, socket)
AC_CHECK_LIB(gen, main)
])
dnl Check for resolver routines
AC_CHECK_FUNCS(res_search)
if test $ac_cv_func_res_search = "no" ; then
AC_CHECK_LIB(bind, res_search)
if test "$ac_cv_lib_bind_res_search" = "yes" ; then
AC_DEFINE(HAVE_RES_SEARCH,1)
else
AC_CHECK_LIB(resolv, res_search)
if test "$ac_cv_lib_resolv_res_search" = "yes" ; then
AC_DEFINE(HAVE_RES_SEARCH,1)
fi
fi
fi
dnl HP-UX requires -lV3
AC_CHECK_LIB(V3, sigset)
# ISODE tests
ol_link_isode=no
if test $ol_enable_ldapd != no ; then
dnl look for ISODE libraries
AC_CHECK_LIB(xtpp, main, [
ol_link_isode=yes
AC_DEFINE(HAVE_XTPP,1, [define if you have -lxttp])
LDAPD_LIBS="$LDAPD_LIBS -lxtpp -lxtdsap -lxtisode -losi"
],:,[-lxtdsap -lxtisode -losi])
AC_DEFINE(HAVE_DSAP,1, [define if you have -ldsap])
AC_DEFINE(HAVE_ISODE,1, [define if you have -lisode])
LDAPD_LIBS="$LDAPD_LIBS -lisode"
],:)
fi
if test $ol_link_isode != no; then
AC_CHECK_LIB(pp, main, [
AC_DEFINE(HAVE_PP,1, [define if you have -lpp])
LDAPD_LIBS="-lpp $LDAPD_LIBS"
],:)
AC_PATH_PROG(PEPSY, pepsy)
fi
dnl
dnl check for kerberos
dnl
ol_link_kerberos=no
if test $ol_with_kerberos = auto -o $ol_with_kerberos = k5 ; then
AC_CHECK_HEADERS(kerberosIV/krb.h kerberosIV/des.h)
if test $ac_cv_header_kerberosIV_krb_h = yes ; then
AC_CHECK_LIB(krb4, main, [have_k5=yes], [have_k5=no],
[-lkrb5 -ldes425])
if test $have_k5 = yes ; then
ol_with_kerberos=found
ol_link_kerberos=yes
KRB_LIBS="-lkrb4 -lkrb5 -ldes425"
LIBS="$KRB_LIBS $LIBS"
AC_CACHE_CHECK([for des_debug in Kerberos libraries],
[ol_cv_var_des_debug], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="$KRB_LIBS $LIBS"
AC_TRY_LINK([
#include <kerberosIV/krb.h>
#include <kerberosIV/des.h>
extern int des_debug;
],[
des_debug = 1;
], ol_cv_var_des_debug=yes, ol_cv_var_des_debug=no)
dnl restore the LIBS
LIBS="$save_LIBS"
])
AC_DEFINE(HAVE_DES_DEBUG,1,
[define if you have Kerberos des_debug])
fi
LIBS="$save_LIBS"
if test $ol_with_kerberos = auto -o $ol_with_kerberos = k4 ; then
AC_CHECK_HEADERS(krb.h des.h)
if test $ac_cv_header_krb_h = yes ; then
AC_CHECK_LIB(krb, main, [have_k4=yes], [have_k4=no], [-ldes])
if test $have_k4 = yes ; then
ol_with_kerberos=found
ol_link_kerberos=yes
KRB_LIBS="-lkrb -ldes"
fi
fi
fi
if test $ol_link_kerberos = yes ; then
AC_DEFINE(HAVE_KERBEROS, 1, [define if you have Kerberos])
fi
if test $ol_with_tls != no ; then
AC_CHECK_HEADERS(ssl.h)
if test $ac_cv_header_ssl_h = yes ; then
AC_CHECK_LIB(ssl, SSLeay_add_ssl_algorithms,
[have_ssleay=yes
need_rsaref=no],
[have_ssleay=no],
[-lcrypto])
if test $have_ssleay = no ; then
AC_CHECK_LIB(ssl, ssl3_accept,
[have_ssleay=yes
need_rsaref=yes], [have_ssleay=no],
[-lcrypto -lRSAglue -lrsaref])
if test $have_ssleay = yes ; then
ol_with_tls=found
ol_link_tls=yes
AC_DEFINE(HAVE_SSLEAY, 1,
[define if you have SSLeay or OpenSSL])
if test $need_rsaref = yes; then
AC_DEFINE(HAVE_RSAREF, 1,
[define if you have RSAref])
TLS_LIBS="-lssl -lcrypto -lRSAglue -lrsaref"
else
TLS_LIBS="-lssl -lcrypto"
fi
AC_DEFINE(HAVE_TLS, 1, [define if you have TLS])
dnl Tests for reentrant functions necessary to build a
dnl thread_safe -lldap.
AC_CHECK_FUNCS( \
ctime_r \
gethostbyname_r gethostbyaddr_r \
)
if test "$ac_cv_func_ctime_r" = no ; then
ol_cv_func_ctime_r_nargs=0
else
OL_FUNC_CTIME_R_NARGS
dnl OL_FUNC_CTIME_R_TYPE
fi
if test "$ac_cv_func_gethostbyname_r" = yes ; then
OL_FUNC_GETHOSTBYNAME_R_NARGS
else
ol_cv_func_gethostbyname_r_nargs=0
fi
if test "$ac_cv_func_gethostbyaddr_r" = yes ; then
OL_FUNC_GETHOSTBYADDR_R_NARGS
else
ol_cv_func_gethostbyaddr_r_nargs=0
fi
if test "$ac_cv_func_ctime_r" = yes \
-a "$ol_cv_func_ctime_r_nargs" -ge 2 \
-a "$ol_cv_func_ctime_r_nargs" -le 3 \
-a "$ac_cv_func_gethostbyname_r" = yes \
-a "$ol_cv_func_gethostbyname_r_nargs" -ge 5 \
-a "$ol_cv_func_gethostbyname_r_nargs" -le 6 \
-a "$ac_cv_func_gethostbyaddr_r" = yes \
-a "$ol_cv_func_gethostbyaddr_r_nargs" -ge 5 \
-a "$ol_cv_func_gethostbyaddr_r_nargs" -le 6 \
; then
AC_DEFINE(LDAP_API_FEATURE_X_OPENLDAP_REENTRANT,1)
fi
if test $ol_with_threads = auto -o $ol_with_threads = yes \
-o $ol_with_threads = posix ; then
AC_CHECK_HEADERS(pthread.h sched.h)
if test $ac_cv_header_pthread_h = yes ; then
OL_POSIX_THREAD_VERSION
if test $ol_cv_pthread_version = final ; then
AC_DEFINE(HAVE_PTHREADS_FINAL,1,
[define if pthreads API compatible with final spec])
elif test $ol_cv_pthread_version = draft4 ; then
AC_DEFINE(HAVE_PTHREADS_D4,1,
[define if pthreads API compatible with draft4 spec])
else
AC_MSG_ERROR([unknown pthread version])
fi
# consider threads found
ol_with_threads=found
OL_LINUX_THREADS
if test $ol_cv_linux_threads = yes ; then
AC_DEFINE(HAVE_LINUX_THREADS,1,
[define if you have LinuxThreads])
dnl Now the hard part, how to link?
dnl
dnl currently supported checks:
dnl
dnl Check for no flags
dnl pthread_create() in $LIBS
dnl
dnl Check special pthread (final) flags
dnl pthread_create() with -pthread (FreeBSD/Digital Unix)
dnl pthread_create() with -pthreads (?)
dnl
dnl Check pthread (final) libraries
dnl pthread_mutex_unlock() in -lpthread -lmach -lexc -lc_r (OSF/1)
dnl pthread_mutex_lock() in -lpthread -lmach -lexc (OSF/1)
dnl pthread_mutex_trylock() in -lpthread -lexc (OSF/1)
dnl pthread_create() in -lpthread (many)
dnl pthread_create() in -lc_r (FreeBSD)
dnl pthread_create() in -lpthreads (many)
dnl pthread_join() -Wl,-woff,85 -lpthreads (IRIX)
dnl Check pthread (draft4) flags (depreciated)
dnl Check pthread (final) libraries (depreciated)
dnl pthread_mutex_unlock() in -lpthreads -lmach -lexc -lc_r (OSF/1)
dnl pthread_mutex_lock() in -lpthreads -lmach -lexc (OSF/1)
dnl pthread_mutex_trylock() in -lpthreads -lexc (OSF/1)
dnl
dnl pthread_create in $LIBS
AC_CHECK_FUNC(pthread_create,[ol_link_threads=yes])
if test $ol_link_threads = no ; then
dnl try -mt
AC_CACHE_CHECK([for pthread_create with -mt],
[ol_cv_thread_flag], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="-mt $LIBS"
AC_TRY_LINK([char pthread_create();],
[pthread_create();],
[ol_cv_thread_flag=yes], [ol_cv_thread_flag=no])
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_thread_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -mt"
ol_link_threads=posix
fi
fi
if test $ol_link_threads = no ; then
dnl try -kthread
AC_CACHE_CHECK([for pthread_create with -kthread],
[ol_cv_kthread_flag], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="-kthread $LIBS"
AC_TRY_LINK([#include <pthread.h>],[
#if HAVE_PTHREADS_D4
pthread_create(NULL,pthread_attr_default,NULL,NULL);
#else
pthread_create(NULL,NULL,NULL,NULL);
#endif
],
[ol_cv_kthread_flag=yes], [ol_cv_kthread_flag=no])
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_kthread_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -kthread"
ol_link_threads=posix
fi
fi
if test $ol_link_threads = no ; then
dnl try -pthread
AC_CACHE_CHECK([for pthread_create with -pthread],
[ol_cv_pthread_flag], [
dnl save the flags
AC_TRY_LINK([#include <pthread.h>],[
#if HAVE_PTHREADS_D4
pthread_create(NULL,pthread_attr_default,NULL,NULL);
#else
pthread_create(NULL,NULL,NULL,NULL);
#endif
],
[ol_cv_pthread_flag=yes], [ol_cv_pthread_flag=no])
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_pthread_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -pthread"
ol_link_threads=posix
fi
fi
if test $ol_link_threads = no ; then
dnl try -pthreads
AC_CACHE_CHECK([for pthread_create with -pthreads],
[ol_cv_pthreads_flag], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="-pthreads $LIBS"
AC_TRY_LINK([#include <pthread.h>],[
#if HAVE_PTHREADS_D4
pthread_create(NULL,pthread_attr_default,NULL,NULL);
#else
pthread_create(NULL,NULL,NULL,NULL);
#endif
],
[ol_cv_pthreads_flag=yes], [ol_cv_pthreads_flag=no])
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_pthreads_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -pthreads"
ol_link_threads=posix
fi
fi
dnl try -thread
AC_CACHE_CHECK([for pthread_create with -thread],
[ol_cv_thread_flag], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="-thread $LIBS"
AC_TRY_LINK([char pthread_create();],
[pthread_create();],
[ol_cv_thread_flag=yes], [ol_cv_thread_flag=no])
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_thread_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -thread"
ol_link_threads=posix
fi
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthread -lmach -lexc -lc_r
save_LIBS="$LIBS"
AC_CHECK_LIB(pthread, pthread_mutex_unlock, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lmach -lexc -lc_r"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
fi
],:,[-lmach -lexc -lc_r])
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthread -lmach -lexc
AC_CHECK_LIB(pthread, pthread_mutex_lock, [
LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lmach -lexc"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthread -lexc
save_LIBS="$LIBS"
AC_CHECK_LIB(pthread, pthread_mutex_trylock, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lexc"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try -lpthread
AC_CHECK_LIB(pthread, pthread_create, [
LTHREAD_LIBS="$LTHREAD_LIBS -lpthread"],:)
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try -lc_r
AC_CHECK_LIB(c_r, pthread_create, [
LTHREAD_LIBS="$LTHREAD_LIBS -lc_r"],:)
if test $ol_link_threads = no ; then
dnl try -lpthreads
save_LIBS="$LIBS"
AC_CHECK_LIB(pthreads, pthread_create, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads"],:)
dnl IRIX Pthread check
if test $ol_link_threads = no ; then
dnl try IRIX Pthreads -Wl,-woff,85 -lpthreads
save_LIBS="$LIBS"
AC_CHECK_LIB(pthreads, pthread_join, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads"
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try -threads
AC_CACHE_CHECK([for pthread_create with -threads],
[ol_cv_thread_flag], [
dnl save the flags
save_LIBS="$LIBS"
LIBS="-threads $LIBS"
AC_TRY_LINK([char pthread_create();],[
pthread_create();
], ol_cv_thread_flag=yes, ol_cv_thread_flag=no)
dnl restore the LIBS
LIBS="$save_LIBS"
])
if test $ol_cv_thread_flag = yes ; then
LTHREAD_LIBS="$LTHREAD_LIBS -threads"
ol_link_threads=posix
fi
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthreads -lmach -lexc -lc_r
save_LIBS="$LIBS"
AC_CHECK_LIB(pthreads, pthread_mutex_unlock, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lmach -lexc -lc_r"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
fi
],:,[-lmach -lexc -lc_r])
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthreads -lmach -lexc
save_LIBS="$LIBS"
AC_CHECK_LIB(pthreads, pthread_mutex_lock, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lmach -lexc"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
fi
LIBS="$save_LIBS"
fi
if test $ol_link_threads = no ; then
dnl try DEC Threads -lpthreads -lexc
save_LIBS="$LIBS"
AC_CHECK_LIB(pthreads, pthread_mutex_trylock, [
ol_link_threads=posix
LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lexc"
if test $ol_with_yielding_select = auto ; then
ol_with_yielding_select=yes
fi
LIBS="$save_LIBS"
fi
AC_DEFINE(HAVE_PTHREADS,1,
[define if you have POSIX Threads])
dnl save flags
save_CPPFLAGS="$CPPFLAGS"
save_LIBS="$LIBS"
LIBS="$LTHREAD_LIBS $LIBS"
dnl All POSIX Thread (final) implementations should have
dnl sched_yield instead of pthread yield.
dnl check for both
AC_CHECK_FUNCS(sched_yield pthread_yield)
if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no ; then
dnl Digital UNIX has sched_yield() in -lrt
AC_CHECK_LIB(rt, sched_yield,
[LTHREAD_LIBS="$LTHREAD_LIBS -lrt"
AC_DEFINE(HAVE_SCHED_YIELD,1)
ac_cv_func_sched_yield=yes],
[ac_cv_func_sched_yield=no])
fi
if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no ; then
dnl Solaris has sched_yield() in -lposix4
dnl but we'll use thr_yield instead.
AC_CHECK_FUNCS(thr_yield)
fi
if test $ac_cv_func_sched_yield = no -a \
$ac_cv_func_pthread_yield = no -a \
"$ac_cv_func_thr_yield" = no ; then
AC_MSG_WARN([could not locate sched_yield() or pthread_yield()])
fi
dnl Check functions for compatibility
AC_CHECK_FUNCS(pthread_kill)
dnl Check for pthread_detach with <pthread.h> inclusion
dnl as it's symbol may have been mangled.
AC_CACHE_CHECK([for pthread_detach with <pthread.h>],
[ol_cv_func_pthread_detach], [
dnl save the flags
AC_TRY_LINK([#include <pthread.h>],
[pthread_detach(NULL);],
[ol_cv_func_pthread_detach=yes],
[ol_cv_func_pthread_detach=no])
])
if test $ol_cv_func_pthread_detach = no ; then
AC_MSG_ERROR([could not locate pthread_detach()])
fi
AC_DEFINE(HAVE_PTHREAD_DETACH,1,
[define if you have pthread_detach function])
dnl Check for setconcurreny functions
AC_CHECK_FUNCS( \
pthread_setconcurrency \
AC_MSG_CHECKING([if pthread_create() works])
AC_CACHE_VAL(ol_cv_pthread_create_works,[
AC_TRY_RUN([
#include <pthread.h>
#ifndef NULL
#define NULL (void*)0
#endif
static void *task(p)
void *p;
{
return (void *) (p == NULL);
}
int main(argc, argv)
int argc;
char **argv;
{
pthread_t t;
#if HAVE_PTHREADS_D4
exit(pthread_create(&t, pthread_attr_default, task, NULL));
#else
exit(pthread_create(&t, NULL, task, NULL));
[ol_cv_pthread_create_works=yes],
[ol_cv_pthread_create_works=no],
[dnl assume yes
ol_cv_pthread_create_works=yes])])
AC_MSG_RESULT($ol_cv_pthread_create_works)
if test $ol_cv_pthread_create_works = no ; then
AC_MSG_ERROR([pthread_create is not usable, check environment settings])
dnl Check if select causes an yield
if test $ol_with_yielding_select = auto ; then
AC_MSG_CHECKING([if select yields when using pthreads])
AC_CACHE_VAL(ol_cv_pthread_select_yields,[
AC_TRY_RUN([
#include <sys/types.h>
#include <sys/time.h>
#include <unistd.h>
#include <pthread.h>
#ifndef NULL
static void *task(p)
void *p;