description="A programming language designed for extending applications (version 5.1)"
url="http://www.lua.org"

packager="Great-OS Team"
maintainer="rems"

name=lua52
version=5.2.4
release=3

source=(http://www.lua.org/ftp/lua-$version.tar.gz
        lua-5.2.4-shared_library-1.patch
        lua52.pc)

build(){
    cd lua-$version
    
    patch -Np1 -i ../lua-5.2.4-shared_library-1.patch
    
    sed -i '/#define LUA_ROOT/s:/usr/local/:/usr/:' src/luaconf.h
    
    sed -r -e '/^LUA_(SO|A|T)=/ s/lua/lua5.2/' \
           -e '/^LUAC_T=/ s/luac/luac5.2/' \
           -i src/Makefile

    make MYCFLAGS="-fPIC" linux

    make INSTALL_TOP=$PKG/usr \
        TO_BIN='lua5.2 luac5.2' \
        TO_LIB="liblua5.2.so liblua5.2.so.5.2 liblua5.2.so.$version" \
        INSTALL_INC=$PKG/usr/include/lua5.2 \
        INSTALL_DATA="cp -d" \
        INSTALL_MAN=$PKG/usr/share/man/man1 \
        install

    rm -r $PKG/usr/share/lua

    # pkg-config, change name so that others lua version can be installed
    install -Dm644 ../lua52.pc $PKG/usr/lib/pkgconfig/lua5.2.pc

    # symlinks
    ln -s liblua5.2.so $PKG/usr/lib/liblua.so.5.2
    ln -s liblua5.2.so $PKG/usr/lib/liblua.so.$version

    # rename man pages
    cd $PKG/usr/share/man/man1
    mv lua.1 lua5.2.1
    mv luac.1 luac5.2.1
}