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dnl Process this file with autoconf to produce a configure script.
AC_INIT(conf/pam_conv1/pam_conv.y)
AM_INIT_AUTOMAKE("Linux-PAM", 0.99.3.0)
AM_CONFIG_HEADER(config.h)
AC_CANONICAL_HOST

AC_SUBST(PACKAGE)
AC_SUBST(VERSION)

ALL_LINGUAS="cs de es fi fr hu it ja nb nl pa pl pt_BR pt zh_CN zh_TW"

dnl
dnl By default, everything under PAM is installed below /usr.
dnl
AC_PREFIX_DEFAULT(/usr)

dnl and some hacks to use /etc and /lib
test "${prefix}" = "NONE" && prefix="/usr"
if test ${prefix} = '/usr'
then
dnl If we use /usr as prefix, use /etc for config files
        if test ${sysconfdir} = '${prefix}/etc'
        then
                sysconfdir="/etc"
        fi
	if test ${libdir} = '${exec_prefix}/lib'
	then
		libdir="/lib"
	fi
	if test ${sbindir} = '${exec_prefix}/sbin'
        then
                sbindir="/sbin"
        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
dnl Add security to include directory
	if test ${includedir} = '${prefix}/include'
	then
		includedir="${prefix}/include/security"
	fi
fi

dnl
dnl check if we should link everything static into libpam
dnl
AC_ARG_ENABLE(static-modules,AS_HELP_STRING([--enable-static-modules],
	[do not make the modules dynamically loadable]),
	STATIC_MODULES=$enableval,STATIC_MODULES=no)
if test "$STATIC_MODULES" != "no" ; then
        CFLAGS="$CFLAGS -DPAM_STATIC"
	AC_ENABLE_STATIC([yes])
	AC_ENABLE_SHARED([no])
else
# per default don't build static libraries
	AC_ENABLE_STATIC([no])
	AC_ENABLE_SHARED([yes])
fi
AM_CONDITIONAL([STATIC_MODULES], [test "$STATIC_MODULES" != "no"])

dnl Checks for programs.
AC_GNU_SOURCE
AC_PROG_CC
AC_PROG_YACC
AM_PROG_LEX
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_LIBTOOL

# Largefile support
AC_SYS_LARGEFILE

if eval "test x$GCC = xyes"; then
  for flag in \
      -W \
      -Wall \
      -Wbad-function-cast \
      -Wcast-align \
      -Wcast-qual \
      -Wmissing-declarations \
      -Wmissing-prototypes \
      -Wpointer-arith \
      -Wreturn-type \
      -Wstrict-prototypes \
      -Wwrite-strings \
      -Winline \
      -Wshadow
  do
    JAPHAR_GREP_CFLAGS($flag, [ CFLAGS="$CFLAGS $flag" ])
  done
fi

AC_C___ATTRIBUTE__

dnl
dnl Check if --version-script is supported by ld
dnl
AC_CACHE_CHECK(for .symver assembler directive, libc_cv_asm_symver_directive,
[cat > conftest.s <<EOF
${libc_cv_dot_text}
_sym:
.symver _sym,sym@VERS
EOF
if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
  libc_cv_asm_symver_directive=yes
else
  libc_cv_asm_symver_directive=no
fi
rm -f conftest*])
AC_CACHE_CHECK(for ld --version-script, libc_cv_ld_version_script_option, [dnl
if test $libc_cv_asm_symver_directive = yes; then
  cat > conftest.s <<EOF
${libc_cv_dot_text}
_sym:
.symver _sym,sym@VERS
EOF
  cat > conftest.map <<EOF
VERS_1 {
        global: sym;
};

VERS_2 {
        global: sym;
} VERS_1;
EOF
  if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD;
then
    if AC_TRY_COMMAND([${CC-cc} $CFLAGS $LDFLAGS -shared
                                -o conftest.so conftest.o
                                -nostartfiles -nostdlib
                                -Wl,--version-script,conftest.map
                       1>&AS_MESSAGE_LOG_FD]);
    then
      libc_cv_ld_version_script_option=yes
    else
      libc_cv_ld_version_script_option=no
    fi
  else
    libc_cv_ld_version_script_option=no
  fi
else
  libc_cv_ld_version_script_option=no
fi
rm -f conftest*])
AM_CONDITIONAL([HAVE_VERSIONING],
	[test "$libc_cv_ld_version_script_option" = "yes"])

dnl
dnl check for -fPIE/-pie support
dnl
AC_ARG_ENABLE(pie,AS_HELP_STRING([--disable-pie],
                        [Disable position-independent executeables (PIE)]),
        USE_PIE=$enableval, USE_PIE=yes)

AC_CACHE_CHECK(for -fpie, libc_cv_fpie, [dnl
  cat > conftest.c <<EOF
int foo;
main () { return 0;}
EOF
  if test "$USE_PIE" = "yes" &&
        AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
                              -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
  then
    libc_cv_fpie=yes
    PIE_CFLAGS="-fpie"
    PIE_LDFLAGS="-pie"
  else
    libc_cv_fpie=no
    PIE_CFLAGS=""
    PIE_LDFLAGS=""
  fi
  rm -f conftest*])
AC_SUBST(libc_cv_fpie)
AC_SUBST(PIE_CFLAGS)
AC_SUBST(PIE_LDFLAGS)


dnl
dnl options and defaults
dnl

AM_PATH_LIBPRELUDE([0.9.0])
if test "$LIBPRELUDE_CONFIG" != "no" ; then
  LIBPRELUDE_CFLAGS="$LIBPRELUDE_CFLAGS -DPRELUDE=1"
fi

dnl lots of debugging information goes to /var/run/pam-debug.log
AC_ARG_ENABLE([debug],
    AC_HELP_STRING([--enable-debug],
	[specify you are building with debugging on]),
	WITH_DEBUG=yes ; AC_DEFINE([DEBUG],,
		[lots of stuff gets written to /var/run/pam-debug.log]),
		WITH_DEBUG=no)
AC_SUBST(WITH_DEBUG)

AC_ARG_ENABLE([memory-debug],
    AC_HELP_STRING([--enable-memory-debug],[specify you want every malloc etc. call tracked]),
    WITH_MEMORY_DEBUG=$enableval, WITH_MEMORY_DEBUG=no)
if test "$WITH_MEMORY_DEBUG" != "no" ; then
    AC_DEFINE([MEMORY_DEBUG], 1, [Every malloc etc. call will be tracked])
fi
AH_VERBATIM([_MEMORY_DEBUG],
[#ifdef MEMORY_DEBUG
/*
 * this is basically a hack - we need to include a semiarbitrary
 * number of headers to ensure that we don't get silly prototype/macro
 */
# include <string.h>
# include <stdlib.h>
# include <security/pam_malloc.h>
#endif /* MEMORY_DEBUG */])

AC_ARG_ENABLE(securedir,
[  --enable-securedir=<path to location of PAMs> [default \$libdir/security]],
	SECUREDIR=$enableval, SECUREDIR=$libdir/security)
AC_SUBST(SECUREDIR)

AC_ARG_ENABLE([isadir],
	AC_HELP_STRING([--enable-isadir=DIR],[path to arch-specific module files [default ../../`basename $libdir`/security]]),
ISA=$enableval,
ISA=../../`basename $libdir`/security)
unset mylibdirbase
AC_DEFINE_UNQUOTED(_PAM_ISA,"$ISA",[Define to the path, relative to SECUREDIR, where PAMs specific to this architecture can be found.])
AC_MSG_RESULT([Defining \$ISA to "$ISA"])

AC_ARG_ENABLE(sconfigdir,
[  --enable-sconfigdir=<path to module conf files> [default \$sysconfdir/security]],
	SCONFIGDIR=$enableval, SCONFIGDIR=$sysconfdir/security)
AC_SUBST(SCONFIGDIR)

AC_ARG_ENABLE(docdir,
[  --enable-docdir=<path to store documentation in - /usr/share/doc/pam>],
	DOCDIR=$enableval, DOCDIR=/usr/share/doc/pam)
AC_SUBST(DOCDIR)


AC_ARG_ENABLE(pamlocking,
[  --enable-pamlocking      configure libpam to observe a global authentication lock],
	WITH_PAMLOCKING=yes ; AC_DEFINE([PAM_LOCKING],,
		[libpam should observe a global authentication lock]),
		WITH_PAMLOCKING=no)
AC_SUBST(WITH_PAMLOCKING)

AC_ARG_ENABLE(read-both-confs,
[  --enable-read-both-confs  read both /etc/pam.d and /etc/pam.conf files],
	AC_DEFINE([PAM_READ_BOTH_CONFS],,
		[read both /etc/pam.d and /etc/pam.conf files]))
AC_SUBST(PAM_READ_BOTH_CONFS)

AC_ARG_ENABLE([lckpwdf],
	AC_HELP_STRING([--disable-lckpwdf],[do not use the lckpwdf function]),
	WITH_LCKPWDF=$enableval, WITH_LCKPWDF=yes)
if test "$WITH_LCKPWDF" == "yes" ; then
    AC_DEFINE([USE_LCKPWDF], 1,
		[Define to 1 if the lckpwdf function should be used])
fi

AC_CHECK_HEADERS(paths.h)
AC_ARG_WITH(mailspool,
[  --with-mailspool        path to mail spool directory
                          [default _PATH_MAILDIR if defined in paths.h, otherwise /var/spool/mail]],
with_mailspool=${withval})
if test x$with_mailspool != x ; then
	pam_mail_spool="\"$with_mailspool\""
else
	AC_TRY_RUN([
#include <paths.h>
int main() {
#ifdef _PATH_MAILDIR
exit(0);
#else
exit(1);
#endif
}], pam_mail_spool="_PATH_MAILDIR",
pam_mail_spool="\"/var/spool/mail\"",
pam_mail_spool="\"/var/spool/mail\"")
fi
AC_DEFINE_UNQUOTED(PAM_PATH_MAILDIR, $pam_mail_spool,
	[Path where mails are stored])

AC_ARG_WITH(xauth,
[  --with-xauth            additional path to check for xauth when it is called from pam_xauth
                          [added to the default of /usr/X11R6/bin/xauth, /usr/bin/xauth, /usr/bin/X11/xauth]],
pam_xauth_path=${withval})
if test x$with_xauth == x ; then
	AC_PATH_PROG(pam_xauth_path, xauth)
dnl There is no sense in adding the first default path
	if test x$pam_xauth_path == x/usr/X11R6/bin/xauth ; then
		unset pam_xauth_path
	fi
fi

if test x$pam_xauth_path != x ; then
	AC_DEFINE_UNQUOTED(PAM_PATH_XAUTH, "$pam_xauth_path",
	[Additional path of xauth executable])
fi

dnl Checks for the existence of libdl - on BSD and Tru64 its part of libc
AC_CHECK_LIB([dl], [dlopen], LIBDL="-ldl", LIBDL="")
AC_SUBST(LIBDL)

AC_CHECK_LIB([crack], [FascistCheck], LIBCRACK="-lcrack", LIBCRACK="")
AC_SUBST(LIBCRACK)
AM_CONDITIONAL([HAVE_LIBCRACK], [test ! -z "$LIBCRACK"])

dnl Look for Linux Auditing library - see documentation
AC_CHECK_HEADER([libaudit.h])
AC_CHECK_LIB(audit, audit_log_user_message, LIBAUDIT=-laudit, LIBAUDIT="")
AC_SUBST(LIBAUDIT)
if test ! -z "$LIBAUDIT" ; then
    AC_DEFINE([HAVE_LIBAUDIT], 1, [Defined if audit support should be compiled in])
fi

BACKUP_LIBS=$LIBS
AC_SEARCH_LIBS([crypt],[xcrypt crypt], LIBCRYPT="-l$ac_lib", LIBCRYPT="")
LIBS=$BACKUP_LIBS
AC_SUBST(LIBCRYPT)

dnl check for libdb or libndbm as fallback. Some libndbm compat
dnl libraries are unuseable, so try libdb first.
AC_CHECK_LIB([db], [db_create], LIBDB="-ldb", LIBDB="")
if test -z "$LIBDB" ; then
    AC_CHECK_LIB([db], [dbm_store], LIBDB="-ldb", LIBDB="")
fi
if test -z "$LIBDB" ; then
    AC_CHECK_LIB([ndbm],[dbm_store], LIBDB="-lndbm", LIBDB="")
    if test ! -z "$LIBDB" ; then
        AC_CHECK_HEADERS(ndbm.h)
    fi
else
    AC_CHECK_HEADERS(db.h)
fi
AC_SUBST(LIBDB)
AM_CONDITIONAL([HAVE_LIBDB], [test ! -z "$LIBDB"])

AC_CHECK_LIB([nsl],[yp_get_default_domain], LIBNSL="-lnsl", LIBNSL="")
AC_SUBST(LIBNSL)

AC_CHECK_LIB([selinux],[getfilecon], LIBSELINUX="-lselinux", LIBSELINUX="")
AC_SUBST(LIBSELINUX)
AM_CONDITIONAL([HAVE_LIBSELINUX], [test ! -z "$LIBSELINUX"])

dnl Checks for Libcap
AC_CHECK_LIB([cap], [cap_get_proc], LIBCAP="-lcap", LIBCAP="" )
AC_SUBST(LIBCAP)
AM_CONDITIONAL([HAVE_LIBCAP], [test ! -z "$LIBCAP"])

AC_CHECK_LIB([pwdb],[pwdb_db_name], LIBPWDB="-lpwdb", LIBPWDB="")
AC_SUBST(LIBPWDB)
AM_CONDITIONAL([HAVE_LIBPWDB], [test ! -z "$LIBPWDB"])

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

AC_CHECK_HEADERS(crypt.h)
AC_CHECK_HEADERS(crack.h)

dnl For module/pam_lastlog
AC_CHECK_HEADERS(lastlog.h utmp.h utmpx.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_BIGENDIAN
AC_C_CONST
AC_TYPE_UID_T
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIZE_T
AC_HEADER_TIME
AC_STRUCT_TM

dnl Checks for library functions.
AC_TYPE_GETGROUPS
AC_PROG_GCC_TRADITIONAL
AC_FUNC_MEMCMP
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(gethostname gettimeofday lckpwdf mkdir select)
AC_CHECK_FUNCS(strcspn strdup strspn strstr strtol uname)
AC_CHECK_FUNCS(getpwnam_r getpwuid_r getgrnam_r getgrgid_r getspnam_r)
AC_CHECK_FUNCS(getgrouplist getline getdelim)

dnl Checks for programs/utilities
AC_CHECK_PROG(SGML2PS, sgml2ps, yes, no)
AC_CHECK_PROG(SGML2TXT, sgml2txt, yes, no)
AC_CHECK_PROG(SGML2HTML, sgml2html, yes, no)
AC_CHECK_PROG(SGML2LATEX, sgml2latex, yes, no)
AC_CHECK_PROG(PS2PDF, ps2pdf, yes, no)
AM_CONDITIONAL([HAVE_SGML2PS], [test "$SGML2PS" = yes || test "$SGML2LATEX" = yes])
AM_CONDITIONAL([HAVE_SGML2TXT], [test "$SGML2TXT" = yes])
AM_CONDITIONAL([HAVE_SGML2HTML], [test "$SGML2HTML" = yes])
AM_CONDITIONAL([HAVE_PS2PDF], [test "$PS2PDF" = yes])
if test $SGML2LATEX = "yes" ; then
  if sgml2latex -h | grep -e --paper | grep  ' -p ' > /dev/null ; then
    PSER="sgml2latex -o ps"
  else
    PSER="sgml2latex -p"
  fi
else
  if test $SGML2PS = yes ; then
    PSER="sgml2ps"
  fi
fi
AC_SUBST(PSER)

dnl
dnl Check for xsltproc
dnl
enable_man=yes
AC_PATH_PROG([XSLTPROC], [xsltproc])
if test -z "$XSLTPROC"; then
     enable_man=no
fi
AC_PATH_PROG([XMLLINT], [xmllint],[/bin/true])
dnl check for DocBook DTD and stylesheets in the local catalog.
JH_CHECK_XML_CATALOG([-//OASIS//DTD DocBook XML V4.3//EN],
                [DocBook XML DTD V4.3], [], enable_man=no)
JH_CHECK_XML_CATALOG([http://docbook.sourceforge.net/release/xsl/current/manpages/docbook.xsl],
                [DocBook XSL Stylesheets], [], enable_man=no)
AM_CONDITIONAL(ENABLE_REGENERATE_MAN, test x$enable_man != xno)


AM_GNU_GETTEXT_VERSION
AM_GNU_GETTEXT([external])

AH_VERBATIM([_ZZENABLE_NLS],
[#ifdef ENABLE_NLS
#include <libintl.h>
#define _(msgid) dgettext("Linux-PAM", msgid)
#define N_(msgid) msgid
#else
#define _(msgid) (msgid)
#define N_(msgid) msgid
#endif /* ENABLE_NLS */])

dnl Files to be created from when we run configure
AC_OUTPUT(Makefile libpam/Makefile libpamc/Makefile libpamc/test/Makefile \
	libpam_misc/Makefile conf/Makefile conf/pam_conv1/Makefile \
	po/Makefile.in \
	modules/Makefile \
	modules/pam_access/Makefile modules/pam_cracklib/Makefile \
        modules/pam_debug/Makefile modules/pam_deny/Makefile \
	modules/pam_echo/Makefile modules/pam_env/Makefile \
	modules/pam_filter/Makefile modules/pam_filter/upperLOWER/Makefile \
	modules/pam_ftp/Makefile modules/pam_group/Makefile \
	modules/pam_issue/Makefile modules/pam_lastlog/Makefile \
	modules/pam_limits/Makefile modules/pam_listfile/Makefile \
	modules/pam_localuser/Makefile modules/pam_mail/Makefile \
	modules/pam_mkhomedir/Makefile modules/pam_motd/Makefile \
	modules/pam_nologin/Makefile modules/pam_permit/Makefile \
	modules/pam_pwdb/Makefile modules/pam_rhosts/Makefile \
	modules/pam_rootok/Makefile modules/pam_exec/Makefile \
	modules/pam_securetty/Makefile modules/pam_selinux/Makefile \
	modules/pam_shells/Makefile modules/pam_stress/Makefile \
	modules/pam_succeed_if/Makefile modules/pam_tally/Makefile \
	modules/pam_time/Makefile modules/pam_umask/Makefile \
	modules/pam_unix/Makefile modules/pam_userdb/Makefile \
	modules/pam_warn/Makefile modules/pam_wheel/Makefile \
	modules/pam_xauth/Makefile doc/Makefile doc/specs/Makefile \
	examples/Makefile)