# CSSED a CSS Editor
# configure.in - Process this file with autoconf to produce a ./configure script.
# Copyright (C) 2003 Iago Rubio
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA


AC_INIT(configure.in)
AM_INIT_AUTOMAKE(cssed, 0.4.0)
AM_CONFIG_HEADER(config.h)
AM_MAINTAINER_MODE
dnl AM_ICONV() # not needed

dnl Check for programs
AC_PROG_CXX
AC_PROG_CC
AC_PROG_CPP
AC_PROG_AWK
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_CANONICAL_HOST # Comment this if you add AM_ICONV

dnl Checks for typedefs, structures, and compiler characteristics.
AC_HEADER_STDBOOL
AC_C_CONST
AC_C_INLINE
AC_TYPE_SIZE_T

dnl AM_PROG_LIBTOOL

dnl Languages 
ALL_LINGUAS="es fr gl it de ca"
AM_GLIB_GNU_GETTEXT

dnl ************************
dnl Checks for OS type
dnl ************************
case "${host}" in
i[[3456]]86-*-linux-gnu*) 
	OSTYPE="LINUX"
	;;
*-*-cygwin*)
	OSTYPE="CYGWIN"
	;;
powerpc-apple-darwin*)
	OSTYPE="DARWIN"
	;; 
i[[3456]]86-*-*bsd*)
	OSTYPE="BSD"
	;; 
esac

dnl ************************
dnl Checks for librarries
dnl ************************

AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
if test "x$PKG_CONFIG" = "xno" ; then
	if test "x$OSTYPE" = "xDARWIN";then
		AC_MSG_CHECKING(if pkg-config is in ${prefix}/bin)
		if test -x ${prefix}/bin/pkg-config; then
			echo "yes"			
			 AC_MSG_ERROR(pkg-config exist but out of the PATH. Please add ${prefix}/bin to your PATH environment variable. PATH=$PATH:${prefix}/bin)			
		else
			AC_MSG_ERROR(pkg-config not found please install pkg-config or ensure that it is in a directory included in your PATH. You can also set the PKG_CONFIG environment variable)
		fi
	else
		AC_MSG_ERROR(pkg-config not found please install pkg-config or ensure that it is in a directory included in your PATH)
	fi
fi

echo -n "checking for gtk+-2.0... "
if pkg-config --exists gtk+-2.0 ; then
	echo "yes"
	pkg_modules="gtk+-2.0 >= 2.0.0"
else
	echo "no"
	AC_MSG_ERROR(gtk2.0 development library not, found please install it)
fi

echo -n "checking for gthread-2.0... "
if pkg-config --exists gthread-2.0 ; then
	echo "yes"
pkg_modules="$pkg_modules gthread-2.0"
else
	echo "no"
	AC_MSG_ERROR(gthread-2.0 not found please install the glib2 development package)
fi

echo -n "checking for libxml-2.0 ... "
if pkg-config --exists libxml-2.0 ; then
	echo "yes"
pkg_modules="$pkg_modules libxml-2.0"
else
	echo "no"
	AC_MSG_ERROR(libxml-2.0 not found please install the libxml2 development package)
fi

dnl Check for terminal
dnl ==================
AC_ARG_WITH(terminal,
	[  --with-terminal         adds a terminal window (experimental)],
	[use_terminal=$withval],
	[use_terminal=no])

AC_MSG_CHECKING(if will build with terminal)
if test "$use_terminal" = yes; then
	if pkg-config --exists vte ; then
		echo "yes"
		pkg_modules="$pkg_modules vte"
	else
		echo "no"
		AC_MSG_ERROR(vte library development package not found, please install it)
	fi
else
	echo "no"
fi

dnl Check for ipc
dnl ==================
AC_ARG_WITH(ipc-queue,
	[  --with-ipc-queue        adds and ipc queue to listen for signals and open all cssed documents in the same window (experimental)],
	[use_ipc=$withval],
	[use_ipc=no])
		
AC_MSG_CHECKING(if will build ipc queue)
if test "$use_ipc" = yes; then
		echo "yes"
		AC_CHECK_HEADERS(sys/ipc.h sys/msg.h signal.h limits.h ,,
			AC_MSG_ERROR(Header for ipc not found, avoid --with-ipc-queue)
		)
else
        echo "no"
fi

dnl With help menus
AC_ARG_WITH(help-menus,
	[  --with-help-menus       adds the help menus],
	[use_helpmenus=$withval],
	[use_helpmenus=no])

AC_MSG_CHECKING(if will build help menus)
if test "$use_helpmenus" = yes; then
		echo "yes"
		AC_CHECK_HEADERS(stdlib.h,,
			AC_MSG_ERROR(Header for help menus not found, avoid --with-help-menus)
		)
else
        echo "no"
fi

dnl With plugin headers
dnl This is needed for the RPM to split 
dnl the sources in application and devel packages
AC_ARG_WITH(plugin-headers,
	[  --with-plugin-headers   install the plugin development files in the system],
	[install_headers=$withval],
	[install_headers=no])
AC_MSG_CHECKING(if will install development headers)
if test "$install_headers" = yes; then
		echo "yes"
else
        echo "no"
fi
AM_CONDITIONAL(INSTALLHEADERS, test "$install_headers" = yes)


dnl ************************
dnl Checks for needed funcs.
dnl ************************
AC_FUNC_ERROR_AT_LINE
AC_FUNC_MEMCMP
AC_FUNC_MMAP
AC_FUNC_STAT
AC_FUNC_VPRINTF
AC_CHECK_FUNCS(isascii mblen memmove memset munmap strchr strstr mkdir strtol)

dnl ************************
dnl Checks for header files.
dnl ************************
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h string.h ctype.h stdio.h sys/mman.h sys/types.h sys/stat.h fcntl.h libgen.h libintl.h stddef.h)
PKG_CHECK_MODULES(PACKAGE, [$pkg_modules])
AC_SUBST(PACKAGE_CFLAGS)
AC_SUBST(PACKAGE_LIBS)

dnl ADD USER CONFIGURATION TO CFLAGS

dnl Add terminal to CFLAGS if requested.
dnl If it's requested but vte is not found
dnl it will not reach here.
dnl ====================================
if test "$use_terminal" = yes; then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DWITH_TERMINAL"
fi 

dnl Add ipc queue to CFLAGS if requested.
dnl If it's requested but headers are not found
dnl it will not reach here.
dnl ====================================
if test "$use_ipc" = yes; then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DWITH_IPC_QUEUE"
fi 

dnl Define WITH_HELP_MENUS at CFLAGS if requested.
dnl If it's requested but headers are not found
dnl it will not reach here.
dnl ====================================
if test "$use_helpmenus" = yes; then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DWITH_HELP_MENUS"
fi 

dnl Define DARWIN at CFLAGS if it's OsX
dnl ====================================
if test "x$OSTYPE" = "xDARWIN";then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DDARWIN"
fi

dnl Check if gtk2 >=  2.2
dnl ====================
AC_MSG_CHECKING(if gtk+2 is at least 2.2)
if pkg-config gtk+-2.0 --atleast-version=2.2;
then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DGTK_IS_2_2"
	echo "yes"
else
	echo "no"
fi

dnl Check if  gtk2 >=  2.4
dnl ====================
AC_MSG_CHECKING(if gtk+2 is at least 2.4)
if pkg-config gtk+-2.0 --atleast-version=2.4;
then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DGTK_ATLEAST_2_4"
	echo "yes"
else
	echo "no"
fi

dnl Check if  gtk2 >=  2.6
dnl ====================
AC_MSG_CHECKING(if gtk+2 is at least 2.6)
if pkg-config gtk+-2.0 --atleast-version=2.6;
then
	PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DGTK_ATLEAST_2_6"
	echo "yes"
else
	echo "no"
fi

dnl ***************************************************************************
dnl Check for marshal and enum generators
dnl ***************************************************************************
GLIB_GENMARSHAL="`pkg-config --variable=glib_genmarshal glib-2.0`"
AC_SUBST(GLIB_GENMARSHAL)
GLIB_MKENUMS="`pkg-config --variable=glib_mkenums glib-2.0`"
AC_SUBST(GLIB_MKENUMS)

dnl Debugging
AC_ARG_WITH(debugging-output,
	[  --with-debugging-output turns debugging output on],
	[use_debug_output=$withval],
	[use_debug_output=no])

AC_MSG_CHECKING(if will build with debugging output)
if test "x$use_debug_output" = "xyes"; then
		echo "yes"
		PACKAGE_CFLAGS="$PACKAGE_CFLAGS -DDEBUG_OUTPUT"
else
        echo "no"
fi

AC_ARG_WITH(debug,
	[  --with-debug            turns debug on],
	[use_debug=$withval],
	[use_debug=no])

AC_MSG_CHECKING(if will build with debug information)
if test "x$use_debug" = "xyes"; then
		echo "yes"
else
        echo "no"
fi
AM_CONDITIONAL(DEBUG, test "$use_debug" = yes)

GETTEXT_PACKAGE=cssed
AC_SUBST(GETTEXT_PACKAGE)
AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE")

AC_OUTPUT([
Makefile
cssed.pc
scintilla/Makefile
scintilla/gtk/Makefile
libcroco/parser/Makefile
libcroco/Makefile
src/Makefile
po/Makefile.in
])

echo "----------------------------------------"
echo "Configuration is done OK."
echo "Now type 'make' to build cssed"
echo "Then type 'make install' to install it"
echo ""
echo "Configure settings: "
echo -n "- Built-in terminal: "
echo $use_terminal 
echo -n "- IPC queue support: "
echo $use_ipc
echo -n "- GTK version: "
echo `pkg-config --modversion gtk+-2.0`
echo -n "- Debug output: "
echo $use_debug_output 
echo -n "- Debuging information: "
echo $use_debug
echo -n "- Install plugin headers (development): "
echo $install_headers
echo ""
echo "cssed (c) Iago Rubio, 2004-2005"
echo "----------------------------------------"
echo "You can get the last cssed version at"
echo "http://cssed.sourceforge.net"
echo "---------------------------------------"