# Description: A programming language designed for extending applications.
# URL: http://www.lua.org/
# Maintainer: Danny Rawlins, crux at romster dot me
# Packager: Tilman Sauerbeck, tilman at crux dot nu
# Depends on: readline

name=lua51
version=5.1.5
release=1
source=(http://www.lua.org/ftp/lua-$version.tar.gz
	lua.diff lua-5.1-cflags.diff)

build() {
	cd lua-$version

	patch -p1 -i $SRC/lua.diff
	patch -p1 -i $SRC/lua-5.1-cflags.diff
	export CFLAGS="$CFLAGS -fPIC"
	
	sed \
		-e 's|llua|llua5.1|' \
		-e 's|/include|/include/lua5.1|' \
		-i etc/lua.pc

	sed -r \
		-e '/^LUA_(SO|A|T)=/ s/lua/lua5.1/' \
		-e '/^LUAC_T=/ s/luac/luac5.1/' \
		-i src/Makefile

	make MYCFLAGS="$CFLAGS" MYLDFLAGS="$LDFLAGS" linux

	install -d $PKG/usr/include/lua5.1 $PKG/usr/share/man/man1 $PKG/usr/lib

	make \
		TO_BIN="lua5.1 luac5.1" \
		TO_LIB="liblua5.1.a liblua5.1.so liblua5.1.so.5.1 liblua5.1.so.$version" \
		INSTALL_DATA='cp -d' \
		INSTALL_TOP="$PKG/usr" \
		INSTALL_INC="$PKG/usr/include/lua5.1" \
		INSTALL_MAN="$PKG/usr/share/man/man1" \
		install

	install -m 0644 -D etc/lua.pc $PKG/usr/lib/pkgconfig/lua5.1.pc

	# fixups
	ln -s liblua5.1.so $PKG/usr/lib/liblua.so.5.1
	ln -s liblua5.1.so $PKG/usr/lib/liblua.so.$version
	cd $PKG/usr/share/man/man1
	mv lua.1 lua5.1.1
	mv luac.1 luac5.1.1
}