dnl Copyright 1998 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.
dnl ----
dnl Configure.in for OpenLDAP
dnl
AC_INIT(include/ldap.h)
dnl
dnl
AC_PREREQ(2.10)dnl Required Autoconf version
dnl Do not use AutoConf 2.12; it produces a configuration script
dnl that causes an "internal 2K buffer" error on HPUX when run
dnl with /bin/sh.  Autoconf 2.10 seems to be okay.
AC_CONFIG_AUX_DIR(build)
AC_CONFIG_HEADER(include/portable.h)dnl
dnl
dnl Start Args
AC_MSG_CHECKING(arguments)
AC_PREFIX_DEFAULT(/usr/local)

dnl General "enable" options
CF_ARG_OPTION(debug,[  --enable-debug	enable debugging (yes)],[
	LDAP_DEBUG=no],[LDAP_DEBUG=yes],yes)dnl
CF_ARG_OPTION(libui,[  --enable-libui	enable library user interface (yes)],[
	LDAP_LIBUI=no],[LDAP_LIBUI=yes],yes)dnl
CF_ARG_OPTION(cache,[  --enable-cache	enable caching (yes)],[
	LDAP_CACHE=no],[LDAP_CACHE=yes],yes)dnl
CF_ARG_OPTION(referrals,[  --enable-referrals	enable referrals (yes)],[
	LDAP_REFERRALS=no],[LDAP_REFERRALS=yes],yes)dnl

CF_ARG_OPTION(cldap,[  --enable-clapd	enable connectionless ldap (no)],[
	LDAP_CLDAP=yes],[LDAP_CLDAP=no],no)dnl

dnl General "with" options
AC_ARG_WITH(kerberos,[  --with-kerberos	use Kerberos (no)],[
	opt_kerberos=yes],[opt_kerberos=no])
AC_ARG_WITH(kerberos-afs,[  --with-kerberos-afs	use AFS Kerberos (no)],[
	opt_kerberos_afs=yes],[opt_kerberos_afs=no])
AC_ARG_WITH(threads,[  --with-threads	use threads (yes)],[
	opt_threads=yes],[opt_threads=no])

dnl Server options

dnl LDAPD OPTIONS
CF_ARG_OPTION(ldapd,[  --enable-ldapd	enable building ldapd (no)],[
	BUILD_LDAPD=yes],[BUILD_LDAPD=no],no)dnl

dnl SLAPD OPTIONS
CF_ARG_OPTION(slapd,[  --enable-slapd	enable building slapd (yes)],[
	BUILD_SLAPD=no],[BUILD_SLAPD=yes],yes)dnl
CF_ARG_OPTION(aclgroup,[    --enable-aclgroup	enable ACL group support (yes)],[
	SLAPD_ACLGROUP=no],[SLAPD_ALCGROUP=yes],yes)dnl
CF_ARG_OPTION(crypt,[    --enable-crypt	enable crypt(3) passwords (yes)],[
	SLAPD_CRYPT=no],[SLAPD_CRYPT=yes],yes)dnl
CF_ARG_OPTION(md5,[    --enable-md5	enable MD5 passwords (yes)],[
	SLAPD_MD5=no],[SLAPD_MD5=yes],yes)dnl
CF_ARG_OPTION(sha1,[    --enable-sha1	enable SHA1 passwords (yes)],[
	SLAPD_SHA1=no],[SLAPD_SHA1=yes],yes)dnl
CF_ARG_OPTION(wrappers,[    --enable-wrappers	enable tcp wrapper support (no)],[
	SLAPD_TCP_WRAPPERS=yes],[LDAP_TCP_WRAPPERS=no],no)dnl
CF_ARG_OPTION(phonetic,[    --enable-phonetic	enable phonetic/soundex  (no)],[
	SLAPD_PHONETIC=yes],[SLAPD_PHONETIC=no],no)dnl
CF_ARG_OPTION(rlookups,[    --enable-rlookups	enable reverse lookups (yes)],[
	SLAPD_RLOOKUP=no],[SLAPD_RLOOKUP=yes],yes)dnl

dnl SLAPD Backend options
CF_ARG_OPTION(ldbm,[    --enable-ldbm	enable ldbm backend (yes)],[
	SLAPD_LDBM=no],[SLAPD_LDBM=yes],yes)dnl
CF_ARG_OPTION(passwd,[    --enable-passwd	enable passwd backend (yes)],[
	SLAPD_PASSWD=no],[SLAPD_PASSWD=yes],yes)dnl
CF_ARG_OPTION(shell,[    --enable-shell	enable shell backend (yes)],[
	SLAPD_SHELL=no],[SLAPD_SHELL=yes],yes)dnl

AC_ARG_WITH(ndbm,[    --with-ndbm		use NDB for LDBM backend (any)],[
	opt_ndbm=yes],[opt_ndbm=no])
AC_ARG_WITH(gdbm,[    --with-gdbm		use GDBM for LDBM backend (any)],[
	opt_gdbm=yes],[opt_gdbm=no])
AC_ARG_WITH(dbhash,[    --with-dbhash	use Berkeley DB Hash for LDBM backend (any)],[
	opt_dbhash=yes],[opt_dbhash=no])
AC_ARG_WITH(dbbtree,[    --with-dbbtree	use Berkeley DB Btrees for LDBM backend (any)],[
	opt_dbbtree=yes],[opt_dbbtree=no])
AC_ARG_WITH(db2,[    --with-db2		use Berkeley DB2 API (any)],[
	opt_db2=yes],[opt_db2=no])

dnl SLURPD OPTIONS
CF_ARG_OPTION(slurpd,[  --enable-slurpd	enable building slurpd (yes)],[
	BUILD_SLURPD=no],[BUILD_SLURPD=yes],yes)dnl

AC_MSG_RESULT(done)

AC_MSG_CHECKING(LDBM preferences)
ldbm_prefer=any

if test "$opt_ndbm" = yes ; then
	ldbm_prefer=ndbm
fi
if test "$opt_gdbm" = yes ; then
	ldbm_prefer=gdbm
fi
if test "$opt_dbhash" = yes ; then
	ldbm_prefer=dbhash
fi
if test "$opt_dbbtree" = yes ; then
	ldbm_prefer=dbbtree
fi
AC_MSG_RESULT($ldbm_prefer)

if test "$BUILD_SLAPD" != "yes" ; then
	BUILD_SLURPD="no"
	SLAPD_LDBM="no"
	SLAPD_PASSWD="no"
	SLAPD_SHELL="no"
	ldbm_prefer="none"
fi

dnl general LDAP arguments
LDAP_DEFS=
LDAP_LIBS=

if test "$LDAP_DEBUG" = "yes" ; then
	LDAP_DEFS="$LDAP_DEFS -DLDAP_DEBUG"
fi
if test "$LDAP_REFERRALS" = "yes" ; then
	AC_DEFINE(LDAP_REFERRALS,1)
	LDAP_DEFS="$LDAP_DEFS -DLDAP_REFERRALS"
fi
if test "$LDAP_CACHE" = "no" ; then
	AC_DEFINE(LDAP_NOCACHE,1)
	LDAP_DEFS="$LDAP_DEFS -DNO_CACHE"
fi
if test "$LDAP_CLDAP" = "yes" ; then
	AC_DEFINE(LDAP_CONNECTIONLESS,1)
	LDAP_DEFS="$LDAP_DEFS -DCLDAP"
fi

LTHREAD_LIBS=
if test "$opt_thread" = "no" ; then
	LTHREAD_DEFS="-DNO_THREADS"
	BUILD_SLURPD=no
else
	LTHREAD_DEFS="-DNO_THREADS"
fi

dnl ldapd arguments
LDAPD_DEFS=
LDAPD_LIBS=

dnl slapd arguments
SLAPD_DEFS=
if test "$SLAPD_PHONETIC" = "yes" ; then
	AC_DEFINE(SLAPD_PHONETIC,1)
	SLAPD_DEFS="$SLAPD_DEFS -DSOUNDEX"
fi

if test "$SLAPD_LDBM" = "yes" ; then
dnl	AC_DEFINE(SLAPD_LDBM,1)
	SLAPD_DEFS="$SLAPD_DEFS -DLDAP_LDBM"
fi
if test "$SLAPD_PASSWD" = "yes" ; then
dnl	AC_DEFINE(SLAPD_PASSWD,1)
	SLAPD_DEFS="$SLAPD_DEFS -DLDAP_PASSWD"
fi
if test "$SLAPD_SHELL" = "yes" ; then
dnl	AC_DEFINE(SLAPD_SHELL,1)
	SLAPD_DEFS="$SLAPD_DEFS -DLDAP_SHELL"
fi

dnl slurpd arguments
SLURPD_DEFS=

dnl End Args

dnl Checks for programs.
AC_PROG_CC
AC_PROG_GCC_TRADITIONAL

AC_PROG_LN_S
AC_PROG_INSTALL
AC_PROG_RANLIB
AC_PROG_MAKE_SET

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)

ldbm_use="none"
LDBM_LIB=""
LDBM_DEFS=""

if test "$SLAPD_LDBM" = "yes" ; then
	if test $ldbm_prefer = any -o $ldbm_prefer = dbbtree \
			-o $ldbm_prefer = dbhash ; then
		AC_CHECK_FUNC(dbopen,[
			ldbm_use=$ldbm_prefer
			ldbm_prefer=found],[
			AC_CHECK_LIB(db,dbopen,[
				ldbm_use=$ldbm_prefer
				ldbm_prefer=found
				LDBM_LIB="-ldb"
			]) 
		])

		if test $ldbm_prefer = found ; then
			if test $ldbm_use = dbhash ; then
dnl				AC_DEFINE(LDBM_USE_DBHASH,1)
				LDBM_DEFS="$LDAP_DEFS -DLDBM_USE_DBHASH"
			else
dnl				AC_DEFINE(LDBM_USE_DBBTREE,1)
				LDBM_DEFS="$LDAP_DEFS -DLDBM_USE_DBBTREE"
			fi
		fi
	fi

	if test $ldbm_prefer = any -o $ldbm_prefer = gdbm ; then
		AC_CHECK_LIB(gdbm, gdbm_open,[
			ldbm_use=$ldbm_prefer
			ldbm_prefer=found
			LDBM_LIB="-lgdbm"
dnl			AC_DEFINE(LDBM_USE_GDBM,1)
			LDBM_DEFS="$LDAP_DEFS -DLDBM_USE_GDBM"
		]) 
	fi
	if test $ldbm_prefer = any -o $ldbm_prefer = ndbm ; then
		AC_CHECK_LIB(dbm,dbm_open,[
			ldbm_use=ndbm
			ldbm_prefer=found
			LDBM_LIB="-ldbm"
dnl			AC_DEFINE(LDBM_USE_NDBM,1)
			LDBM_DEFS="$LDAP_DEFS -DLDBM_USE_NDBM"
		]) 
	fi

	if test $ldbm_prefer != found ; then
		AC_MSG_ERROR(could not find suitable db for $ldbm_prefer backend)
	fi

	if test $ldbm_use = ndbm ; then
		AC_MSG_WARN(LDBM using NDBM, functionality will be limited)
	fi
fi

# ud needs termcap (should insert check here)
LIBTERMCAP="-ltermcap"
AC_SUBST(LIBTERMCAP)

# FreeBSD (and others) have crypt(3) in -lcrypt
LIBCRYPT=
AC_CHECK_FUNC(crypt, AC_DEFINE(HAVE_CRYPT), [
	AC_CHECK_LIB(crypt, crypt, [LIBCRYPT="-lcrypt"
	AC_DEFINE(HAVE_CRYPT)])
])
AC_SUBST(LIBCRYPT)

dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS( \
	stddef.h	\
	fcntl.h		\
	limits.h	\
	malloc.h	\
	sgtty.h		\
	sys/file.h	\
	sys/ioctl.h	\
	sys/time.h	\
	syslog.h	\
	termio.h	\
	unistd.h	\
)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_GETGROUPS
AC_TYPE_MODE_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_STRUCT_ST_BLKSIZE
AC_HEADER_TIME
AC_STRUCT_TM

dnl AC_C_BIGENDIAN
AC_C_CONST

dnl Checks for library functions.
AC_FUNC_MEMCMP
AC_TYPE_SIGNAL
AC_FUNC_STRFTIME
AC_FUNC_VPRINTF
AC_FUNC_WAIT3

AC_CHECK_FUNCS(		\
	gethostname		\
	gettimeofday	\
	mktime			\
	select			\
	socket			\
	strdup			\
	strerror		\
	strstr			\
	strrchr			\
	strtod			\
	strtol			\
	strtoul			\
	memcpy			\
)

AC_REPLACE_FUNCS(strdup)

# Check Configuration
CF_SYS_ERRLIST

AC_SUBST(BUILD_LDAPD)

AC_SUBST(BUILD_SLAPD)
  AC_SUBST(SLAPD_LDBM)
  AC_SUBST(SLAPD_PASSWD)
  AC_SUBST(SLAPD_SHELL)

AC_SUBST(BUILD_SLURPD)

AC_SUBST(LDAP_DEFS)
AC_SUBST(LDAP_LIBS)
AC_SUBST(LDAPD_DEFS)
AC_SUBST(LDAPD_LIBS)
AC_SUBST(SLAPD_DEFS)
AC_SUBST(SLAPD_LIBS)
AC_SUBST(SLURPD_DEFS)
AC_SUBST(SLURPD_LIBS)
AC_SUBST(LDBM_DEFS)
AC_SUBST(LDBM_LIBS)
AC_SUBST(LTHREAD_DEFS)
AC_SUBST(LTHREAD_LIBS)

dnl AC_OUTPUT( \
dnl contrib/Makefile:build/top.mk:contrib/Makefile.in:build/dir.mk \
dnl contrib/saucer/Makefile:build/top.mk:contrib/saucer/Makefile.in:build/rules.mk \
dnl contrib/whois++/Makefile:build/top.mk:contrib/whois++/Makefile.in:build/rules.mk \
dnl [date > stamp-h])

AC_OUTPUT( \
Makefile:build/top.mk:Makefile.in:build/dir.mk \
doc/Makefile:build/top.mk:doc/Makefile.in:build/dir.mk \
doc/man/Makefile:build/top.mk:doc/man/Makefile.in:build/dir.mk \
doc/man/man1/Makefile:build/top.mk:doc/man/man1/Makefile.in:build/man.mk \
doc/man/man3/Makefile:build/top.mk:doc/man/man3/Makefile.in:build/man.mk \
doc/man/man5/Makefile:build/top.mk:doc/man/man5/Makefile.in:build/man.mk \
doc/man/man8/Makefile:build/top.mk:doc/man/man8/Makefile.in:build/man.mk \
clients/Makefile:build/top.mk:clients/Makefile.in:build/dir.mk \
clients/finger/Makefile:build/top.mk:clients/finger/Makefile.in:build/rules.mk \
clients/fax500/Makefile:build/top.mk:clients/fax500/Makefile.in:build/rules.mk \
clients/gopher/Makefile:build/top.mk:clients/gopher/Makefile.in:build/rules.mk \
clients/mail500/Makefile:build/top.mk:clients/mail500/Makefile.in:build/rules.mk \
clients/rcpt500/Makefile:build/top.mk:clients/rcpt500/Makefile.in:build/rules.mk \
clients/ud/Makefile:build/top.mk:clients/ud/Makefile.in:build/rules.mk \
clients/tools/Makefile:build/top.mk:clients/tools/Makefile.in:build/rules.mk \
include/Makefile:build/top.mk:include/Makefile.in \
libraries/Makefile:build/top.mk:libraries/Makefile.in:build/dir.mk 	\
libraries/libavl/Makefile:build/top.mk:libraries/libavl/Makefile.in:build/lib.mk \
libraries/liblber/Makefile:build/top.mk:libraries/liblber/Makefile.in:build/lib.mk \
libraries/libldap/Makefile:build/top.mk:libraries/libldap/Makefile.in:build/lib.mk \
libraries/libldbm/Makefile:build/top.mk:libraries/libldbm/Makefile.in:build/lib.mk \
libraries/libldif/Makefile:build/top.mk:libraries/libldif/Makefile.in:build/lib.mk \
libraries/liblthread/Makefile:build/top.mk:libraries/liblthread/Makefile.in:build/lib.mk \
libraries/liblutil/Makefile:build/top.mk:libraries/liblutil/Makefile.in:build/lib.mk \
servers/Makefile:build/top.mk:servers/Makefile.in:build/dir.mk \
servers/ldapd/Makefile:build/top.mk:servers/ldapd/Makefile.in:build/srv.mk \
servers/slapd/Makefile:build/top.mk:servers/slapd/Makefile.in:build/srv.mk \
servers/slapd/back-ldbm/Makefile:build/top.mk:servers/slapd/back-ldbm/Makefile.in:build/srv.mk \
servers/slapd/back-passwd/Makefile:build/top.mk:servers/slapd/back-passwd/Makefile.in:build/srv.mk \
servers/slapd/back-shell/Makefile:build/top.mk:servers/slapd/back-shell/Makefile.in:build/srv.mk \
servers/slapd/shell-backends/Makefile:build/top.mk:servers/slapd/shell-backends/Makefile.in:build/srv.mk \
servers/slapd/tools/Makefile:build/top.mk:servers/slapd/tools/Makefile.in \
servers/slurpd/Makefile:build/top.mk:servers/slurpd/Makefile.in:build/srv.mk \
tests/Makefile:build/top.mk:tests/Makefile.in \
,[date > stamp-h])