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configure.ac
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configure.ac
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# configure.ac - process this file with autoconf to produce configure
#
# Copyright (C) 2006 Luke Howard
# Copyright (C) 2006 West Consulting
# Copyright (C) 2006-2022 Arthur de Jong
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
AC_PREREQ(2.61)
AC_COPYRIGHT(
[Copyright (C) 2006 Luke Howard
Copyright (C) 2006 West Consulting
Copyright (C) 2006-2022 Arthur de Jong
This configure script is derived from configure.ac which is free software;
you can redistribute it and/or modify it under the terms of the GNU Lesser
General Public License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version. See the
configure.ac file for more details.])
# initialize and set version and bugreport address
AC_INIT([nss-pam-ldapd],
[0.9.12],
[https://arthurdejong.org/nss-pam-ldapd/])
RELEASE_MONTH="Nov 2021"
AC_SUBST(RELEASE_MONTH)
AC_CONFIG_SRCDIR([nslcd.h])
AC_CONFIG_MACRO_DIR([m4])
# some initialisation
AC_CANONICAL_TARGET
AC_PREFIX_DEFAULT()
AC_CONFIG_LIBOBJ_DIR([compat])
# display notice and initialize automake
AC_MSG_NOTICE([configuring AC_PACKAGE_TARNAME AC_PACKAGE_VERSION])
AM_INIT_AUTOMAKE([1.11.2 check-news gnu std-options color-tests --warnings=all])
# create a config.h file (Automake will add -DHAVE_CONFIG_H)
AC_CONFIG_HEADERS([config.h])
# check for programs
AC_PROG_CC
AC_PROG_CPP
AC_PROG_INSTALL
AC_PROG_RANLIB
AM_PROG_CC_C_O
AC_USE_SYSTEM_EXTENSIONS
AC_PROG_LN_S
AM_PROG_AR
# checks for tool to convert docbook to man
genman="no"
AC_PATH_PROGS(DOCBOOK2X_MAN, docbook2x-man)
AC_MSG_CHECKING([for tool to (re)generate man pages])
if test "x${DOCBOOK2X_MAN}" != x
then
genman="${DOCBOOK2X_MAN}"
fi
AC_MSG_RESULT($genman)
AM_CONDITIONAL([GENMAN], [test "x${genman}" != "xno"])
if test "x${genman}" = "xno"
then
AC_MSG_WARN([docbook2x-man not found: not (re)generating man pages])
fi
# check whether to install manual pages
AC_MSG_CHECKING([whether to install man pages])
instman="no"
if [test "x${genman}" != "xno" || ls "${srcdir}/man/"*.? > /dev/null 2>&1]
then
instman="yes"
fi
AC_MSG_RESULT($instman)
AM_CONDITIONAL([INSTMAN], [test "x${instman}" != "xno"])
if test "x${instman}" = "xno"
then
AC_MSG_WARN([not installing man pages (no generator and not pre-generated)])
fi
# check for Python and modules
AM_PATH_PYTHON(2.7,, [:])
AM_CONDITIONAL([HAVE_PYTHON], [test "$PYTHON" != ":"])
if test "x$PYTHON" != "x:"
then
AX_PYTHON_MODULE(argparse)
fi
# check for debugging options
AC_ARG_ENABLE(debug,
AS_HELP_STRING([--enable-debug],
[enable extensive debugging and logging]),
[if test "x$enableval" != "xno" ; then CFLAGS="-g -DDEBUG $CFLAGS" ; fi])
# check for extra compiler warnings
DESIRED_CFLAGS=""
AC_ARG_ENABLE(warnings,
AS_HELP_STRING([--enable-warnings],
[enable extra compiler warnings (gcc)]),
[if test "x$enableval" != "no"
then
CFLAGS="$CFLAGS -pedantic -Wall -Wshadow -Wpointer-arith -Wcast-align -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs -Waggregate-return -Wmissing-declarations -Wunused -Wformat=2 -Wswitch-default -Wswitch-enum -Wfloat-equal -Wbad-function-cast -Wredundant-decls"
DESIRED_CFLAGS="$DESIRED_CFLAGS -Wextra -Wdeclaration-after-statement -Werror-implicit-function-declaration -Werror=implicit"
fi])
test_gcc_flag() {
AC_LANG_CONFTEST([AC_LANG_PROGRAM()])
$CC -c conftest.c $CFLAGS $@ > /dev/null 2> /dev/null
ret=$?
rm -f conftest.o
return $ret
}
for flag in $DESIRED_CFLAGS
do
AC_MSG_CHECKING([whether $CC accepts $flag])
if test_gcc_flag $flag
then
CFLAGS="$CFLAGS $flag"
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
done
# check for Position Independent Code compiler option
PIC_CFLAGS=""
if test "$ac_cv_c_compiler_gnu" = "yes"
then
PIC_CFLAGS="-fPIC"
else
case "$target_os" in
sysv5*) PIC_CFLAGS="-KPIC" ;;
esac
fi
AC_SUBST(PIC_CFLAGS)
# add --disable-maintainer-mode option
AM_MAINTAINER_MODE([enable])
# check whether the NSS module should be built
AC_MSG_CHECKING([whether to build the NSS module])
AC_ARG_ENABLE(nss,
AS_HELP_STRING([--disable-nss],
[build the NSS module @<:@enabled@:>@]),,
[enable_nss="yes"])
AC_MSG_RESULT($enable_nss)
AM_CONDITIONAL([ENABLE_NSS], [test "x$enable_nss" = "xyes"])
# check whether the PAM module should be built
AC_MSG_CHECKING([whether to build the PAM module])
AC_ARG_ENABLE(pam,
AS_HELP_STRING([--disable-pam],
[build the PAM module @<:@enabled@:>@]),,
[enable_pam="yes"])
AC_MSG_RESULT($enable_pam)
AM_CONDITIONAL([ENABLE_PAM], [test "x$enable_pam" = "xyes"])
# check whether command-line utilities should be built
AC_MSG_CHECKING([whether to build the command-line utilities])
AC_ARG_ENABLE(utils,
AS_HELP_STRING([--disable-utils],
[build the the command-line utilities @<:@auto@:>@]),,
[enable_utils="auto"])
if test "x$enable_utils" = "xauto"
then
if test "x$PYTHON" != "x:" && test "$HAVE_PYMOD_ARGPARSE" = "yes"
then
enable_utils="yes"
else
enable_utils="no"
fi
fi
AC_MSG_RESULT($enable_utils)
AM_CONDITIONAL([ENABLE_UTILS], [test "x$enable_utils" = "xyes"])
# check whether the nslcd daemon should be built
AC_MSG_CHECKING([whether to build the nslcd daemon])
AC_ARG_ENABLE(nslcd,
AS_HELP_STRING([--disable-nslcd],
[build the nslcd daemon @<:@enabled@:>@]),,
[enable_nslcd="yes"])
AC_MSG_RESULT($enable_nslcd)
AM_CONDITIONAL([ENABLE_NSLCD], [test "x$enable_nslcd" = "xyes"])
# check whether the Python version of the nslcd daemon should be built
AC_MSG_CHECKING([whether to build the pynslcd daemon])
AC_ARG_ENABLE(pynslcd,
AS_HELP_STRING([--enable-pynslcd],
[build the pynslcd daemon @<:@disabled@:>@]),,
[enable_pynslcd="no"])
AC_MSG_RESULT($enable_pynslcd)
AM_CONDITIONAL([ENABLE_PYNSLCD], [test "x$enable_pynslcd" = "xyes"])
if test "x$enable_pynslcd" = "xyes"
then
AC_MSG_WARN([the pynslcd daemon is experimental])
fi
# check whether SASL support should be enabled
AC_MSG_CHECKING([whether to enable SASL support])
AC_ARG_ENABLE(sasl,
AS_HELP_STRING([--disable-sasl],
[disable SASL support @<:@enabled@:>@]),
[enable_sasl=$enableval],
[enable_sasl="yes"])
AC_MSG_RESULT($enable_sasl)
# check whether Kerberos support should be enabled
AC_MSG_CHECKING([whether to enable Kerberos support])
AC_ARG_ENABLE(kerberos,
AS_HELP_STRING([--disable-kerberos],
[disable Kerberos support @<:@enabled@:>@]),
[enable_kerberos=$enableval],
[enable_kerberos="yes"])
AC_MSG_RESULT($enable_kerberos)
# check whether configfile options should be checked
AC_MSG_CHECKING([whether to check configfile options])
AC_ARG_ENABLE(configfile_checking,
AS_HELP_STRING([--disable-configfile-checking],
[check configfile options @<:@enabled@:>@]),
[configfile_checking=$enableval],
[configfile_checking="yes"])
AC_MSG_RESULT($configfile_checking)
if test "x$configfile_checking" = "xyes"
then
AC_DEFINE(ENABLE_CONFIGFILE_CHECKING, 1 ,[Whether to check configfile options.])
fi
# check the name of the configuration file
AC_ARG_WITH(ldap-conf-file,
AS_HELP_STRING([--with-ldap-conf-file=PATH],
[path to nslcd configuration file @<:@/etc/nslcd.conf@:>@]),
[ NSLCD_CONF_PATH="$with_ldap_conf_file" ],
[ NSLCD_CONF_PATH="/etc/nslcd.conf" ])
AC_DEFINE_UNQUOTED(NSLCD_CONF_PATH, "$NSLCD_CONF_PATH", [Path to nslcd configuration file.])
AC_SUBST(NSLCD_CONF_PATH)
# check the name of the file with a bindpw value
AC_ARG_WITH(bindpw-file,
AS_HELP_STRING([--with-bindpw-file=PATH],
[path to file with value for bindpw @<:@disabled@:>@]),
[ NSLCD_BINDPW_PATH="$with_bindpw_file"
AC_DEFINE_UNQUOTED(NSLCD_BINDPW_PATH, "$NSLCD_BINDPW_PATH", [Path to bindpw value.])
AC_SUBST(NSLCD_BINDPW_PATH)
])
# where should the pidfile be written
AC_ARG_WITH(nslcd-pidfile,
AS_HELP_STRING([--with-nslcd-pidfile=PATH],
[path to pidfile @<:@/var/run/nslcd/nslcd.pid@:>@]),
[ NSLCD_PIDFILE="$with_nslcd_pidfile" ],
[ NSLCD_PIDFILE="/var/run/nslcd/nslcd.pid" ])
AC_DEFINE_UNQUOTED(NSLCD_PIDFILE, "$NSLCD_PIDFILE", [The location of the pidfile used for checking availability of the nslcd.])
AC_SUBST(NSLCD_PIDFILE)
# where is the socket used for communication
AC_ARG_WITH(nslcd-socket,
AS_HELP_STRING([--with-nslcd-socket=PATH],
[path to socket @<:@/var/run/nslcd/socket@:>@]),
[ NSLCD_SOCKET="$with_nslcd_socket" ],
[ NSLCD_SOCKET="/var/run/nslcd/socket" ])
AC_DEFINE_UNQUOTED(NSLCD_SOCKET, "$NSLCD_SOCKET", [The location of the socket used for communicating.])
AC_SUBST(NSLCD_SOCKET)
# the directory PAM librabries are expected to be placed into
AC_MSG_CHECKING([location for PAM module])
AC_ARG_WITH(pam-seclib-dir,
AS_HELP_STRING([--with-pam-seclib-dir=PAM_SECLIB_DIR],
[path to PAM security library @<:@auto@:>@]),
[ PAM_SECLIB_DIR="$with_pam_seclib_dir" ],
[ PAM_SECLIB_DIR="auto" ])
if test "x$PAM_SECLIB_DIR" = "xauto"
then
case "$target_os" in
solaris*) PAM_SECLIB_DIR="/usr/lib/security" ;;
freebsd*|dragonfly*) PAM_SECLIB_DIR="/usr/lib" ;;
*) PAM_SECLIB_DIR="/lib/security" ;;
esac
fi
AC_MSG_RESULT($PAM_SECLIB_DIR)
AC_DEFINE_UNQUOTED(PAM_SECLIB_DIR, "$PAM_SECLIB_DIR", [path to PAM security library])
AC_SUBST(PAM_SECLIB_DIR)
# the name to use for the NSS module
AC_MSG_CHECKING([name of NSS and PAM modules])
AC_ARG_WITH(module-name,
AS_HELP_STRING([--with-module-name=NAME],
[name of NSS and PAM modules @<:@ldap@:>@]),
[ MODULE_NAME="$with_module_name" ],
[ MODULE_NAME="ldap" ])
# FIXME: this does not work
AC_MSG_RESULT($MODULE_NAME)
AC_DEFINE_UNQUOTED(MODULE_NAME, "$MODULE_NAME", [The name of the NSS and PAM modules.])
AC_DEFINE_UNQUOTED(NSS_NAME(NAME), [_nss_${MODULE_NAME}_##NAME], [Expand to NSS symbol name.])
AC_DEFINE_UNQUOTED(PAM_NAME(NAME), [_pam_${MODULE_NAME}_##NAME], [Expand to PAM symbol name.])
AC_SUBST(MODULE_NAME)
# the SONAME to use for the NSS module
AC_MSG_CHECKING([soname of NSS module])
AC_ARG_WITH(nss-ldap-soname,
AS_HELP_STRING([--with-nss-ldap-soname=SONAME],
[name of NSS module @<:@auto@:>@]),
[ NSS_LDAP_SONAME="$with_nss_ldap_soname" ],
[ NSS_LDAP_SONAME="auto" ])
if test "x$NSS_LDAP_SONAME" = "xauto"
then
case "$target_os" in
solaris*) NSS_LDAP_SONAME="nss_$MODULE_NAME.so.1" ;;
freebsd*|dragonfly*) NSS_LDAP_SONAME="nss_$MODULE_NAME.so.1" ;;
*) NSS_LDAP_SONAME="libnss_$MODULE_NAME.so.2" ;;
esac
fi
AC_MSG_RESULT($NSS_LDAP_SONAME)
AC_DEFINE_UNQUOTED(NSS_LDAP_SONAME, "$NSS_LDAP_SONAME", [The SONAME of the NSS library module.])
AC_SUBST(NSS_LDAP_SONAME)
# the SONAME to use for the PAM module
AC_MSG_CHECKING([soname of PAM module])
AC_ARG_WITH(pam-ldap-soname,
AS_HELP_STRING([--with-pam-ldap-soname=SONAME],
[name of PAM module @<:@auto@:>@]),
[ PAM_LDAP_SONAME="$with_pam_ldap_soname" ],
[ PAM_LDAP_SONAME="auto" ])
if test "x$PAM_LDAP_SONAME" = "xauto"
then
case "$target_os" in
solaris*) PAM_LDAP_SONAME="pam_$MODULE_NAME.so.1" ;;
*) PAM_LDAP_SONAME="pam_$MODULE_NAME.so" ;;
esac
fi
AC_MSG_RESULT($PAM_LDAP_SONAME)
AC_SUBST(PAM_LDAP_SONAME)
# check which modules should be build
AC_ARG_WITH(nss-maps,
AS_HELP_STRING([--with-nss-maps=MAP LIST],
[comma separated list of NSS maps to build @<:@all@:>@]),,
[ with_nss_maps="all" ])
# checks for availability of header files
AC_CHECK_HEADERS([ctype.h strings.h pthread.h pthread_np.h fcntl.h limits.h assert.h])
AC_CHECK_HEADERS([nss.h nss_common.h grp.h shadow.h aliases.h netdb.h rpc/rpcent.h])
AC_CHECK_HEADERS([netinet/ether.h arpa/inet.h netinet/in.h])
AC_CHECK_HEADERS([nsswitch.h nss_dbdefs.h])
AC_CHECK_HEADERS([sys/socket.h sys/un.h sys/ucred.h ucred.h sys/param.h sys/time.h])
AC_CHECK_HEADERS([getopt.h syslog.h stddef.h])
# other general checks
AC_C_INLINE
AC_C_CONST
# checks for availability of common functions
AC_CHECK_FUNCS([sigaction snprintf])
AC_SEARCH_LIBS(socket, socket)
AC_CHECK_FUNCS([strcasecmp strncasecmp strchr strcspn strspn strtol strtoul strtoull strndup])
AC_CHECK_FUNCS([malloc realloc atexit])
AC_FUNC_FORK
AC_CHECK_FUNCS([__assert_fail __assert __assert_c99])
AC_SEARCH_LIBS(clock_gettime, rt)
AC_CHECK_FUNCS([setusershell getusershell endusershell getgrouplist])
AC_CHECK_DECLS([setusershell, getusershell, endusershell])
# checks for types
AC_TYPE_MODE_T
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_TYPE_PID_T
AC_TYPE_INT32_T
AC_TYPE_UINT8_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_CHECK_SIZEOF(unsigned int)
AC_CHECK_SIZEOF(unsigned long int)
AC_CHECK_SIZEOF(unsigned long long int)
AC_CHECK_SIZEOF(uid_t)
AC_CHECK_SIZEOF(gid_t)
AX_TLS()
AC_CHECK_TYPES(suseconds_t)
# check for support for the struct ether_addr structure
AC_CHECK_TYPES(struct ether_addr,,, [
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#ifdef HAVE_NETINET_ETHER_H
#include <netinet/ether.h>
#endif])
# check for ether_aton and ether_ntoa functions
AC_CHECK_FUNCS(ether_aton ether_ntoa ether_aton_r ether_ntoa_r)
AC_CHECK_DECLS([ether_aton, ether_ntoa],,, [
#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#ifdef HAVE_NETINET_ETHER_H
#include <netinet/ether.h>
#endif])
# check to see if socklen_t is defined
AC_CHECK_TYPE(socklen_t,,
AC_DEFINE(socklen_t, size_t, [Define to `size_t' if not defined elsewhere.]), [
#include <sys/types.h>
#include <sys/socket.h>])
# check the return type of setnetgrent()
AC_CACHE_CHECK(
[return type of setnetgrent],
nss_pam_ldapd_cv_setnetgrent_type,
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <netdb.h>
]], [[
return setnetgrent(0);
]])],
[nss_pam_ldapd_cv_setnetgrent_type=int],
[nss_pam_ldapd_cv_setnetgrent_type=void]) ])
if test "x$nss_pam_ldapd_cv_setnetgrent_type" = "xvoid"
then
AC_DEFINE(SETNETGRENT_RETURNS_VOID, 1,
[Define to 1 if setnetgrent() returns void.])
fi
# NSS module-specific tests
if test "x$enable_nss" = "xyes"
then
# save CFLAGS and LIBS to restore later
nss_save_CFLAGS="$CFLAGS"
nss_save_LIBS="$LIBS"
# check for a definition of struct aliasent
AC_CHECK_TYPES(struct aliasent,,, [
#ifdef HAVE_ALIASES_H
#include <aliases.h>
#endif])
# check for a definition of struct etherent
AC_CHECK_TYPES(struct etherent,,, [
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#ifdef HAVE_NETINET_ETHER_H
#include <netinet/ether.h>
#endif])
# check if struct passwd has a pw_class member
AC_CHECK_MEMBERS([struct passwd.pw_class],,, [
#include <pwd.h>])
# check for a definition of struct rpcent
AC_CHECK_TYPES(struct rpcent,,, [
#include <netdb.h>
#ifdef HAVE_RPC_RPCENT_H
#include <rpc/rpcent.h>
#endif])
# check for a definition of struct spwd
AC_CHECK_TYPES(struct spwd,,, [
#ifdef HAVE_NSS_H
#include <nss.h>
#endif
#ifdef HAVE_NSS_COMMON_H
#include <nss_common.h>
#endif
#include <pwd.h>
#ifdef HAVE_SHADOW_H
#include <shadow.h>
#endif])
# check for a definition of enum nss_status and nss_backend_t
AC_CHECK_TYPES([enum nss_status, nss_backend_t],,, [
#ifdef HAVE_NSS_H
#include <nss.h>
#endif
#ifdef HAVE_NSS_COMMON_H
#include <nss_common.h>
#endif
#ifdef HAVE_NSS_DBDEFS_H
#include <nss_dbdefs.h>
#endif
#ifdef HAVE_NSSWITCH_H
#include <nsswitch.h>
#endif])
# check if struct nss_XbyY_args has a returnlen attribute
AC_CHECK_MEMBERS([struct nss_XbyY_args.returnlen],,, [[
#ifdef HAVE_NSS_H
#include <nss.h>
#endif
#ifdef HAVE_NSS_COMMON_H
#include <nss_common.h>
#endif
#ifdef HAVE_NSS_DBDEFS_H
#include <nss_dbdefs.h>
#endif
#ifdef HAVE_NSSWITCH_H
#include <nsswitch.h>
#endif]])
# check which NSS flavour to build
AC_MSG_CHECKING([which NSS flavour to build])
AC_ARG_WITH(nss-flavour,
AS_HELP_STRING([--with-nss-flavour=auto|glibc|solaris|freebsd],
[the libc flavour to build our NSS module for @<:@auto@:>@]),,
with_nss_flavour=auto)
if test "x$with_nss_flavour" = "xauto"
then
# do the guessing game
case "$target_os" in
solaris*) with_nss_flavour=solaris ;;
freebsd*|dragonfly*) with_nss_flavour=freebsd ;;
*) with_nss_flavour=glibc ;;
esac
fi
AC_MSG_RESULT($with_nss_flavour)
case "$with_nss_flavour" in
glibc) AC_DEFINE(NSS_FLAVOUR_GLIBC, 1, [Whether to use the Glibc NSS interface flavour.]) ;;
solaris) AC_DEFINE(NSS_FLAVOUR_SOLARIS, 1, [Whether to use the Solaris NSS interface flavour.]) ;;
freebsd) AC_DEFINE(NSS_FLAVOUR_FREEBSD, 1, [Whether to use the FreeBSD NSS interface flavour.]) ;;
esac
NSS_FLAVOUR="$with_nss_flavour"
AC_SUBST(NSS_FLAVOUR)
# check which module source files to use
AC_MSG_CHECKING([which NSS maps to build])
if test "x$with_nss_maps" = "xall"
then
case "$with_nss_flavour" in
glibc) with_nss_maps="aliases,ethers,group,hosts,netgroup,networks,passwd,protocols,rpc,services,shadow" ;;
solaris) with_nss_maps="ethers,group,hosts,netgroup,networks,passwd,protocols,rpc,services,shadow" ;;
freebsd) with_nss_maps="group,hosts,passwd,netgroup" ;;
esac
fi
AC_MSG_RESULT($with_nss_maps)
NSS_MODULE_OBJS="$(echo "$with_nss_maps " | sed 's/,/ /g;s/ */.$(OBJEXT) /g')"
AC_SUBST(NSS_MODULE_OBJS)
# find out how to link the library
nss_ldap_so_LINK="\$(CCLD) \$(AM_CFLAGS) \$(CFLAGS) \$(nss_ldap_so_LDFLAGS) \$(LDFLAGS) -o \$@"
case "$target_os" in
solaris*)
if test "x$GCC" = xyes
then
nss_ldap_so_LINK="/usr/ccs/bin/ld -Bdirect -z nodelete -Bdynamic -M exports.map -G -o \$@"
else
nss_ldap_so_LDFLAGS="-Wl,-Bdirect -Wl,-z,nodelete -Wl,-Bdynamic -Wl,-M,exports.map -Wl,-G"
fi
;;
*)
nss_ldap_so_LDFLAGS="-shared -Wl,-h,\$(NSS_LDAP_SONAME) -Wl,--version-script,exports.map"
;;
esac
AC_SUBST(nss_ldap_so_LDFLAGS)
AC_SUBST(nss_ldap_so_LINK)
# restore CFLAGS and LIBS
CFLAGS="$nss_save_CFLAGS"
LIBS="$nss_save_LIBS"
fi
# PAM module-specific tests
if test "x$enable_pam" = "xyes"
then
# save CFLAGS and LIBS to restore later
pam_save_CFLAGS="$CFLAGS"
pam_save_LIBS="$LIBS"
# check for headers
AC_CHECK_HEADERS(security/pam_appl.h)
AC_CHECK_HEADERS(security/pam_modules.h,,, [
#ifdef HAVE_SECURITY_PAM_APPL_H
#include <security/pam_appl.h>
#endif
])
AC_CHECK_HEADERS(pam/pam_modules.h)
AC_CHECK_HEADERS(security/pam_ext.h)
AC_CHECK_HEADERS(security/pam_modutil.h)
# at least one of security/pam_modules.h or pam/pam_modules.h is required
if test "x$ac_cv_header_security_pam_modules_h" != "xyes" && \
test "x$ac_cv_header_pam_pam_modules_h" != "xyes"
then
AC_MSG_ERROR(PAM header files are missing)
fi
# find pam library
AC_SEARCH_LIBS(pam_get_data, pam,, AC_MSG_ERROR(no PAM library available))
# replace some PAM functions if they are unavailable
AC_REPLACE_FUNCS(pam_get_authtok pam_prompt)
AC_CHECK_FUNCS(pam_modutil_getpwnam pam_syslog)
AC_CHECK_DECLS([pam_info, pam_error],,, [
#ifdef HAVE_SECURITY_PAM_APPL_H
#include <security/pam_appl.h>
#endif
#ifndef HAVE_PAM_PAM_MODULES_H
#include <security/pam_modules.h>
#ifdef HAVE_SECURITY_PAM_EXT_H
#include <security/pam_ext.h>
#endif
#else
#include <pam/pam_modules.h>
#endif
#ifdef HAVE_SECURITY_PAM_MODUTIL_H
#include <security/pam_modutil.h>
#endif])
# find out how to link the library
pam_ldap_so_LINK="\$(CCLD) \$(AM_CFLAGS) \$(CFLAGS) \$(pam_ldap_so_LDFLAGS) \$(LDFLAGS) -o \$@"
case "$target_os" in
solaris*)
if test "x$GCC" = xyes
then
pam_ldap_so_LINK="/usr/ccs/bin/ld -Bdirect -z nodelete -Bdynamic -M \$(srcdir)/pam_ldap.map -G -o \$@"
else
pam_ldap_so_LDFLAGS="-shared -Wl,-Bdirect -Wl,-z,nodelete -Wl,-Bdynamic -Wl,-M,\$(srcdir)/pam_ldap.map -Wl,-G"
fi
;;
*)
pam_ldap_so_LDFLAGS="-shared -Wl,--version-script,\$(srcdir)/pam_ldap.map"
;;
esac
AC_SUBST(pam_ldap_so_LDFLAGS)
AC_SUBST(pam_ldap_so_LINK)
# check argument type of pam_get_item()
AC_CACHE_CHECK(
[argument type of pam_get_item],
nss_pam_ldapd_cv_pam_get_item_arg3_type,
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#ifdef HAVE_SECURITY_PAM_APPL_H
#include <security/pam_appl.h>
#endif
#ifndef HAVE_PAM_PAM_MODULES_H
#include <security/pam_modules.h>
#ifdef HAVE_SECURITY_PAM_EXT_H
#include <security/pam_ext.h>
#endif
#else
#include <pam/pam_modules.h>
#endif
#ifdef HAVE_SECURITY_PAM_MODUTIL_H
#include <security/pam_modutil.h>
#endif
extern int pam_get_item(const pam_handle_t *pamh, int item_type, const void **item);
]], [])],
[nss_pam_ldapd_cv_pam_get_item_arg3_type="const void **"],
[nss_pam_ldapd_cv_pam_get_item_arg3_type="void **"]) ])
PAM_ITEM_CONST=""
if test "$nss_pam_ldapd_cv_pam_get_item_arg3_type" = "const void **"
then
PAM_ITEM_CONST="const"
fi
AC_DEFINE_UNQUOTED(PAM_ITEM_CONST, [$PAM_ITEM_CONST],
[Define to empty if pam_get_item() doesn't take `const` parameter.])
# restore CFLAGS and LIBS
CFLAGS="$pam_save_CFLAGS"
LIBS="$pam_save_LIBS"
fi
# utils-specific tests
if test "x$enable_utils" = "xyes"
then
# check Python interpreter
AM_PATH_PYTHON(2.7,, AC_MSG_ERROR([Python is required]))
AX_PYTHON_MODULE(argparse)
if test "x$HAVE_PYMOD_ARGPARSE" != "xyes"
then
AC_MSG_WARN(Required Python modules missing)
fi
fi
# nslcd daemon-specific tests
if test "x$enable_nslcd" = "xyes"
then
# save CFLAGS and LIBS to restore later
nslcd_save_CFLAGS="$CFLAGS"
nslcd_save_LIBS="$LIBS"
# check header files
AC_CHECK_HEADERS(lber.h)
AC_CHECK_HEADERS(ldap.h,, test "x$enable_nslcd" = "xyes" && AC_MSG_ERROR([could not locate <ldap.h>]), [
#if HAVE_LBER_H
#include <lber.h>
#endif
])
AC_CHECK_HEADERS(ldap_ssl.h)
AC_CHECK_HEADERS(gssldap.h)
if test "x$enable_sasl" = "xyes"
then
AC_CHECK_HEADERS(sasl.h sasl/sasl.h)
AC_CHECK_HEADERS(gsssasl.h)
fi
if test "x$enable_kerberos" = "xyes"
then
AC_CHECK_HEADERS(gssapi/gssapi.h gssapi/gssapi_generic.h gssapi/gssapi_krb5.h gssapi.h krb5.h)
fi
AC_CHECK_HEADERS(regex.h)
# checks for availability of system libraries for nslcd
AC_SEARCH_LIBS(gethostbyname, nsl socket)
AC_SEARCH_LIBS(hstrerror, resolv)
AC_SEARCH_LIBS(dlopen, dl)
# check for availability of functions
AC_CHECK_FUNCS(initgroups setgroups execvp execvpe closefrom)
AC_CHECK_FUNCS(getpeereid)
AC_CHECK_FUNCS(getpeerucred)
AC_CHECK_FUNCS(__nss_configure_lookup)
AC_CHECK_FUNCS(getenv putenv clearenv)
AC_CHECK_FUNCS(dlopen dlsym dlerror)
AC_CHECK_FUNCS(regcomp regexec regerror)
AC_CHECK_FUNCS(hstrerror)
# replace some functions if they are not on the system
AC_REPLACE_FUNCS(getopt_long)
AC_REPLACE_FUNCS(strndup)
# replace ether_aton_r() if not found
AC_CHECK_FUNCS(ether_aton_r,, [AC_LIBOBJ(ether)])
# check to see if struct sockaddr_storage is defined
AC_CHECK_TYPE(struct sockaddr_storage,,
AC_DEFINE(sockaddr_storage, sockaddr_in, [Define to `sockaddr_in' if not defined elsewhere.]), [
#include <sys/types.h>
#include <sys/socket.h>])
# check for support for the struct ucred structure
AC_CHECK_TYPE(struct ucred,
AC_DEFINE(HAVE_STRUCT_UCRED, 1, [Define to 1 if you have a `struct ucred' definition.]),, [
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/types.h>])
# check threading stuff
AX_PTHREAD(, AC_MSG_ERROR([no support for pthreads]))
pthread_save_CFLAGS="$CFLAGS"
pthread_save_LIBS="$LIBS"
CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
LIBS="$LIBS $PTHREAD_LIBS"
AC_CHECK_FUNCS([pthread_mutex_lock pthread_join pthread_timedjoin_np pthread_atfork])
CFLAGS="$pthread_save_CFLAGS"
LIBS="$pthread_save_LIBS"
# also use deprecated LDAP functions
AC_DEFINE(LDAP_DEPRECATED, 1, Define to activate deprecated features in OpenLDAP)
# for compatibility on Solaris
AC_DEFINE(LDAP_REFERRALS, 1, Define to get some functions on Solaris)
# search for an LDAP library (only OpenLDAP is tested)
AC_ARG_WITH(ldap-lib,
AS_HELP_STRING([--with-ldap-lib=TYPE],
[select ldap library (auto|netscape5|netscape4|netscape3|umich|openldap) @<:@auto@:>@]))
if test -z "$with_ldap_lib"
then
with_ldap_lib=auto
fi
if test -z "$found_ldap_lib" -a \( $with_ldap_lib = auto -o $with_ldap_lib = umich -o $with_ldap_lib = openldap \)
then
AC_SEARCH_LIBS(ldap_search_ext, [ldap_r ldap], found_ldap_lib=yes,, )
fi
if test -z "$found_ldap_lib" -a \( $with_ldap_lib = auto -o $with_ldap_lib = netscape5 \)
then
AC_CHECK_LIB(ldap50, main, LIBS="-lldap50 -lssldap50 -lssl3 -lnss3 -lnspr4 -lprldap50 -lplc4 -lplds4 $LIBS" found_ldap_lib=yes,, -lpthread)
fi
if test -z "$found_ldap_lib" -a \( $with_ldap_lib = auto -o $with_ldap_lib = netscape4 \)
then
AC_CHECK_LIB(ldapssl41, main, LIBS="-lldapssl41 -lplc3 -lplds3 -lnspr3 $LIBS" found_ldap_lib=yes,, -lpthread)
if test -z "$found_ldap_lib"
then
AC_CHECK_LIB(ldapssl40, main, LIBS="-lldapssl40 $LIBS" found_ldap_lib=yes,, -lpthread)
fi
if test -z "$found_ldap_lib"
then
AC_CHECK_LIB(ldap41, main, LIBS="-lldap41 $LIBS" found_ldap_lib=yes,, )
fi
if test -z "$found_ldap_lib"
then
AC_CHECK_LIB(ldap40, main, LIBS="-lldap40 $LIBS" found_ldap_lib=yes,, )
fi
fi
if test -z "$found_ldap_lib" -a \( $with_ldap_lib = auto -o $with_ldap_lib = netscape3 \)
then
AC_CHECK_LIB(ldapssl30, main, LIBS="-lldapssl30 $LIBS" found_ldap_lib=yes,, -lpthread)
fi
AC_CHECK_FUNCS(ldap_search_ext,, AC_MSG_ERROR([could not locate a valid LDAP library]))
# see if we need a BER library
AC_SEARCH_LIBS(ber_bvfree, lber)
# check for extra SASL libraries
if test "$enable_sasl" = "yes"
then
AC_CHECK_TYPE(sasl_interact_t,
AC_DEFINE(HAVE_SASL_INTERACT_T, 1, [Define to 1 if you have a `sasl_interact_t' definition.]),, [
#ifdef HAVE_SASL_SASL_H
#include <sasl/sasl.h>
#elif defined(HAVE_SASL_H)
#include <sasl.h>
#endif])
AC_SEARCH_LIBS(ldap_sasl_interactive_bind_s, sasl2)
AC_CHECK_FUNCS(ldap_sasl_interactive_bind_s)
fi
# check for extra Kerberos libraries
if test "$enable_kerberos" = "yes"
then
AC_SEARCH_LIBS(gss_krb5_ccache_name, gssapi gssapi_krb5)
AC_CHECK_FUNCS(gss_krb5_ccache_name)
# save CFLAGS and LIBS to restore later
krb5_save_CFLAGS="$CFLAGS"
krb5_save_LIBS="$LIBS"
# find library that contains krb5_is_thread_safe
AC_SEARCH_LIBS(krb5_sendauth, [krb5 'krb5 -lcrypto -ldes -lasn1 -lroken'])
AC_CHECK_FUNCS(krb5_is_thread_safe)
# see if krb5 is thread safe
if test "x$ac_cv_func_krb5_is_thread_safe" == "xyes"
then
AC_CACHE_CHECK(
[krb5 thread safety],
nslcd_cv_krb5_is_thread_safe,
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM([[
#include <krb5.h>
]], [[
if (!krb5_is_thread_safe())
return 1;
]])],
[nslcd_cv_krb5_is_thread_safe=yes],
[nslcd_cv_krb5_is_thread_safe=no],
[nslcd_cv_krb5_is_thread_safe=unknown])])
if test "x$nslcd_cv_krb5_is_thread_safe" == "xno"
then
AC_MSG_WARN([krb5 is NOT thread safe])
fi
fi
# restore CFLAGS and LIBS because we don't directly use krb5
CFLAGS="$krb5_save_CFLAGS"
LIBS="$krb5_save_LIBS"
fi
# check for ldap function availability
AC_CHECK_FUNCS(ber_bvfree ber_free ber_set_option ber_get_enum)
AC_CHECK_FUNCS(ldap_initialize ldap_start_tls_s)
AC_CHECK_FUNCS(ldap_get_option ldap_set_option ldap_set_rebind_proc)
AC_CHECK_FUNCS(ldap_simple_bind_s ldap_sasl_bind ldap_sasl_bind_s ldap_unbind)
AC_CHECK_FUNCS(ldap_search_ext ldap_modify_ext_s ldap_extended_operation_s)
AC_CHECK_FUNCS(ldap_explode_dn ldap_explode_rdn)
AC_CHECK_FUNCS(ldap_domain2hostlist ldap_domain2dn)
AC_CHECK_FUNCS(ldap_result ldap_parse_result ldap_msgfree ldap_memfree)
AC_CHECK_FUNCS(ldap_get_dn ldap_first_attribute ldap_next_attribute)
AC_CHECK_FUNCS(ldap_get_values ldap_value_free)
AC_CHECK_FUNCS(ldap_get_values_len ldap_count_values_len ldap_value_free_len)
AC_CHECK_FUNCS(ldap_err2string ldap_abandon)
AC_CHECK_FUNCS(ldap_control_create ldap_create_control ldap_control_find)
AC_CHECK_FUNCS(ldap_controls_free ldap_control_free ldap_get_entry_controls)
AC_CHECK_FUNCS(ldap_parse_passwordpolicy_control ldap_passwordpolicy_err2txt)
AC_CHECK_FUNCS(ldap_create_deref_control ldap_create_deref_control_value)
AC_CHECK_FUNCS(ldap_parse_deref_control ldap_derefresponse_free)
# replace ldap_create_page_control() and ldap_parse_page_control()
AC_CHECK_FUNCS(ldap_create_page_control ldap_parse_page_control,, [AC_LIBOBJ(pagectrl)])
AC_CHECK_DECLS(ldap_extended_operation_s,,, [
#if HAVE_LBER_H
#include <lber.h>
#endif
#include <ldap.h>])
# replace other ldap functions
AC_REPLACE_FUNCS(ldap_passwd_s)
AC_REPLACE_FUNCS(ldap_initialize)
AC_REPLACE_FUNCS(ldap_parse_passwordpolicy_control)
AC_REPLACE_FUNCS(ldap_passwordpolicy_err2txt)
# check the number of arguments that ldap_set_rebind_proc() uses
AC_CACHE_CHECK(
[number of arguments to ldap_set_rebind_proc],
nss_ldapd_cv_ldap_set_rebind_proc_args,
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <lber.h>
#include <ldap.h>
]], [[
ldap_set_rebind_proc(0, 0, 0);
]])],
[nss_ldapd_cv_ldap_set_rebind_proc_args=3],
[nss_ldapd_cv_ldap_set_rebind_proc_args=2]) ])
AC_DEFINE_UNQUOTED(LDAP_SET_REBIND_PROC_ARGS, $nss_ldapd_cv_ldap_set_rebind_proc_args,
[Define to the number of arguments to ldap_set_rebindproc.])
# check the return type of ldap_set_rebind_proc()
AC_CACHE_CHECK(
[return type of ldap_set_rebind_proc],
nss_ldapd_cv_ldap_set_rebind_proc_type,
[AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM([[
#include <lber.h>
#include <ldap.h>
]], [[
#if LDAP_SET_REBIND_PROC_ARGS == 3
return ldap_set_rebind_proc(0, 0, 0);
#else
return ldap_set_rebind_proc(0, 0);
#endif
]])],
[nss_ldapd_cv_ldap_set_rebind_proc_type=int],
[nss_ldapd_cv_ldap_set_rebind_proc_type=void]) ])
if test "x$nss_ldapd_cv_ldap_set_rebind_proc_type" = "xvoid"
then
AC_DEFINE(LDAP_SET_REBIND_PROC_RETURNS_VOID, 1,
[Define to 1 if ldap_set_rebind_proc() returns void.])
fi
# check for broken implementations of ldap_create_deref_control()
if test "x$ac_cv_func_ldap_create_deref_control" = "xyes"
then
# this bug cannot be determined on compile time so we run a
# small test program
AC_CACHE_CHECK(
[ldap_create_deref_control() implementation],
nslcd_cv_ldap_create_deref_control_working,
[AC_RUN_IFELSE(
[AC_LANG_PROGRAM([[
#include <stdio.h>
#include <lber.h>
#include <ldap.h>
]], [[
int rc;
LDAP *ld;
LDAPControl *ctrls[2] = {NULL, NULL};
struct LDAPDerefSpec ds[2];
char *attrs[2] = {"uid", NULL};
ld = ldap_init("localhost", LDAP_PORT);
if (ld == NULL)
{
fprintf(stderr, "ldap_init() failed\n");
return 2;
}
ds[0].derefAttr = "member";
ds[0].attributes = attrs;
ds[1].derefAttr = NULL;
rc = ldap_create_deref_control(ld, ds, 0, &ctrls[0]);
if (rc != LDAP_SUCCESS)
{
fprintf(stderr, "ldap_create_deref_control() failed: %s\n",
ldap_err2string(rc));
return 2;
}
if (ldap_control_find(LDAP_CONTROL_X_DEREF, ctrls, NULL) != NULL)
return 0;
if (ldap_control_find(LDAP_CONTROL_PAGEDRESULTS, ctrls, NULL) != NULL)
{
fprintf(stderr, "ldap_create_deref_control() created LDAP_CONTROL_PAGEDRESULTS control\n");
return 3;
}
fprintf(stderr, "ldap_create_deref_control() created unknown control\n");
return 2;
]])],
[nslcd_cv_ldap_create_deref_control_working=ok],
[if test "$?" -eq 3; then nslcd_cv_ldap_create_deref_control_working=broken
else nslcd_cv_ldap_create_deref_control_working=unknown; fi],
[nslcd_cv_ldap_create_deref_control_working=cross])])
if test "x$nslcd_cv_ldap_create_deref_control_working" != "xok"
then
AC_MSG_NOTICE([using replacement ldap_create_deref_control()])
AC_LIBOBJ(derefctrl)
AC_DEFINE(REPLACE_LDAP_CREATE_DEREF_CONTROL, 1,
[Define to 1 if ldap_create_deref_control() is broken.])
fi
fi
# save nslcd LIBS and CFLAGS and restore originals
nslcd_CFLAGS="$CFLAGS"
nslcd_LIBS="$LIBS"
CFLAGS="$nslcd_save_CFLAGS"
LIBS="$nslcd_save_LIBS"