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#                                               -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
# 
#  Copyright International Business Machines Corp. 2008
# 
#  Authors:	Balbir Singh <balbir@linux.vnet.ibm.com>
#  This program is free software; you can redistribute it and/or modify it
#  under the terms of version 2.1 of the GNU Lesser General Public License
#  as published by the Free Software Foundation.
# 
#  This program is distributed in the hope that it would be useful, but
#  WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
#
AC_PREREQ(2.61)

# In following section update all occurences of version, including soname
AC_INIT([libcgroup], 0.34,
	[http://sourceforge.net/tracker/?group_id=218421&atid=1043649])
AM_INIT_AUTOMAKE([foreign dist-bzip2])
# set library version, soname is libcgroup.so.MAJOR
AC_SUBST(LIBRARY_VERSION_MAJOR, 1)
AC_SUBST(LIBRARY_VERSION_MINOR, 0)
AC_SUBST(LIBRARY_VERSION_RELEASE, 34)

# we do not want static libraries
AC_DISABLE_STATIC

AC_CONFIG_SRCDIR([src])
AC_CONFIG_HEADER([config.h])

# Process command line options
AC_ARG_ENABLE([debug],
	[AC_HELP_STRING([--enable-debug],
		[enable extra debugging output [default=no]])],
	[AC_DEFINE([CGROUP_DEBUG], [],
		[Define to enable extra debugging output.])],
	[])

AC_ARG_ENABLE([tools],
	[AC_HELP_STRING([--enable-tools],
		[compile libcgroup tools [default=yes]])],
	[
		if test "x$enableval" = xno; then
			with_tools=false
		else
			with_tools=true
		fi
	],
	[with_tools=true])
AM_CONDITIONAL([WITH_TOOLS], [test x$with_tools = xtrue])

AC_ARG_ENABLE([pam],
	[AC_HELP_STRING([--enable-pam],
		[compile libcgroup PAM module [default=yes]])],
	[
		if test "x$enableval" = xno; then
			with_pam=false
		else
			with_pam=true
		fi
	],
	[with_pam=true])
AM_CONDITIONAL([WITH_PAM], [test x$with_pam = xtrue])

AC_ARG_ENABLE([daemon],
	[AC_HELP_STRING([--enable-daemon],
		[compile libcgroup daemon [default=yes]])],
	[
		if test "x$enableval" = xno; then
			with_daemon=false
		else
			with_daemon=true
		fi
	],
	[with_daemon=true])
AM_CONDITIONAL([WITH_DAEMON], [test x$with_daemon = xtrue])

# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_YACC
if test "$YACC" = yacc; then
    AC_CHECK_PROG([REALLY_YACC], [yacc], [yacc])
    if test "$REALLY_YACC" = ""; then
        AC_MSG_ERROR([This program cannot be built unless a version of yacc is installed.])
    fi
fi
AM_PROG_LEX
if test "$LEX" != flex; then
    AC_MSG_ERROR([This program cannot be built unless flex is installed.])
fi
AC_PROG_LIBTOOL

# Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([limits.h mntent.h stdlib.h string.h sys/mount.h unistd.h])

# Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_TYPE_UID_T
AC_C_INLINE
AC_TYPE_INT64_T
AC_TYPE_PID_T

# Checks for library functions.
AC_FUNC_CHOWN
AC_FUNC_GETMNTENT
AC_FUNC_MALLOC
AC_FUNC_REALLOC
AC_FUNC_STAT
AC_CHECK_FUNCS([getmntent hasmntopt memset mkdir rmdir strdup])

AC_CONFIG_FILES([Makefile
	tests/Makefile
	src/Makefile
	src/daemon/Makefile
	src/tools/Makefile
	src/pam/Makefile
	scripts/Makefile
	scripts/init.d/cgconfig
	scripts/init.d/cgred
	samples/Makefile
	include/Makefile
	doc/Makefile
	doc/man/Makefile
	dist/Makefile])
AC_CONFIG_FILES([dist/libcgroup.spec:dist/libcgroup.spec.in])
CFLAGS="$CFLAGS -Wall"
AC_OUTPUT