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dnl Process this file with autoconf to produce a configure script.
AC_INIT(pam_unix2, 2.4.1, http://www.suse.de/feedback, pam_unix2)
AM_INIT_AUTOMAKE
AC_CONFIG_SRCDIR([src/support.c])
AM_CONFIG_HEADER(config.h)
AC_PREFIX_DEFAULT(/usr)
dnl Set of available languages.
dnl Some hacks for correct paths ...
test "${prefix}" = "NONE" && prefix="/usr"
if test ${prefix} = '/usr'
then
dnl If we use /usr as prefix, use /etc for sysconfdir
if test ${sysconfdir} = '${prefix}/etc'
then
sysconfdir="/etc"
fi
dnl Change libdir to /lib
if test ${libdir} = '${exec_prefix}/lib'
then
libdir='/lib'
fi
dnl If we use /usr as prefix, use /usr/share/man for manual pages
if test ${mandir} = '${prefix}/man'
then
mandir='${prefix}/share/man'
fi
fi
dnl Try to set usefull CFLAGS
test "$CFLAGS" = "" && CFLAGS="-O2 -Wall"
CFLAGS="$CFLAGS -fPIC -DPIC"
dnl Check for programs
AC_PROG_CC
AC_PROG_MAKE_SET
AC_PROG_INSTALL
AC_GNU_SOURCE
AC_SEARCH_LIBS(crypt, xcrypt crypt)
AC_CHECK_LIB(dl, dlerror)
AC_CHECK_LIB(nsl, yp_get_default_domain)
AC_CHECK_LIB(pam, pam_start)
dnl Should we compile with SELinux support? default: yes
AC_ARG_ENABLE([selinux],
AC_HELP_STRING([--disable-selinux],[Enable SELinux support (default=yes)]),
WITH_SELINUX=$enableval, WITH_SELINUX=yes)
if test "$WITH_SELINUX" == "yes" ; then
AC_CHECK_LIB(selinux,is_selinux_enabled,
[AC_DEFINE(WITH_SELINUX,1,
[Define if you want to compile in SELinux support])
LIBS="$LIBS -lselinux"])
fi
dnl Check standard headers
AC_HEADER_STDC
AC_CHECK_HEADERS(xcrypt.h crypt.h)
AC_CHECK_HEADERS(stdlib.h pwd.h sys/types.h syslog.h sys/syslog.h string.h strings.h, , AC_MSG_ERROR(some basic headers are missing))
AC_CHECK_HEADERS(security/pam_appl.h security/pam_modules.h, , AC_MSG_ERROR(broken libpam installation))
dnl Check for Linux-PAM 0.99.x
AC_CHECK_HEADERS(security/pam_ext.h)
AC_CHECK_FUNCS(pam_vprompt pam_prompt pam_syslog)
AC_CHECK_HEADERS([sys/xattr.h attr/xattr.h],[break])
if test x$ac_cv_header_attr_xattr_h = xyes
then
AC_CHECK_LIB(attr, main)
fi
AC_CHECK_FUNCS(llistxattr lgetxattr lsetxattr)
dnl Various function checking
AC_CHECK_FUNCS(fprintf snprintf syslog strncmp, , AC_MSG_ERROR(some basic C functions cannot be found))
AC_CHECK_FUNCS(getline getdelim)
dnl Function check for blowfish crypt
AC_CHECK_FUNCS(crypt crypt_r crypt_rn crypt_gensalt_rn bigcrypt)
dnl Check against -G linker flag
hold_ldflags=$LDFLAGS
AC_MSG_CHECKING(for the ld -shared flag)
LDFLAGS="${LDFLAGS} -shared"
AC_TRY_LINK([#include <stdio.h>], [void blahblah(){fprintf(stderr, "");}],
found=yes, found=no)
LDFLAGS=$hold_ldflags
AC_MSG_RESULT($found)
if test "$found" = "yes"; then
LDFLAGS="${LDFLAGS} -shared"
else
LDFLAGS="${LDFLAGS} -G"
fi
AM_GNU_GETTEXT_VERSION
AM_GNU_GETTEXT([external])
AC_SUBST(LIBPAM)
AC_OUTPUT([doc/Makefile etc/Makefile src/Makefile Makefile po/Makefile.in
m4/Makefile])
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