#!/bin/bash
#
# Copyright (c) 2015 Jiri Svoboda
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
#   derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# pkg-config-like tool for HelenOS libraries
# HelenOS Cross Compiler Wrapper (XCW)
# Facilitate cross-compiling external software to HelenOS
#

XCW="$(dirname "$0")"
SRC_ROOT="$XCW/../../.."
UARCH="$("$XCW"/helenos-bld-config --uarch)"

libmath_cflags="-I$SRC_ROOT/uspace/lib/math/include\
    -I$SRC_ROOT/uspace/lib/math/arch/$UARCH/include"
libmath_libs="$SRC_ROOT/uspace/lib/math/libmath.a"

libgui_cflags="-I$SRC_ROOT/uspace/lib/gui"
libgui_libs="$SRC_ROOT/uspace/lib/gui/libgui.a"

libdraw_cflags="-I$SRC_ROOT/uspace/lib/draw"
libdraw_libs="$SRC_ROOT/uspace/lib/draw/libdraw.a \
    $SRC_ROOT/uspace/lib/softrend/libsoftrend.a"

libhound_cflags="-I$SRC_ROOT/uspace/lib/hound/include"
libhound_libs="$SRC_ROOT/uspace/lib/hound/libhound.a"

libpcm_cflags="-I$SRC_ROOT/uspace/lib/pcm/include"
libpcm_libs="$SRC_ROOT/uspace/lib/pcm/libpcm.a"

action=none
pkg=

while [ ".$1" != . ] ; do
	case ".$1" in
	(.--cflags) action=cflags;;
	(.--libs) action=libs;;
	(.-*) echo "Uknwown option $1" >&2; exit 1;;
	(.*)
	    case "$1" in
	    (libgui) ;;
	    (libdraw) ;;
	    (libmath) ;;
	    (libhound) ;;
	    (libpcm) ;;
	    (*) echo "Unknown package $1" >&2; exit 1;;
	    esac

	    echo "$pkg" | grep -w "$1" >/dev/null 2>&1
	    if [ $? -ne 0 ] ; then
		    pkg="$pkg $1"
	    fi;;
	esac
	shift 1
done

if [ ."$pkg" = . ]; then
	echo "Package name(s) required." >&2
	exit 1
fi

for p in $pkg ; do
	case "$action" in
	(cflags) eval "printf ' %s' \$${p}_cflags";;
	(libs) eval "printf ' %s' \$${p}_libs";;
	esac
done

echo