Ports: Add Tux Racer

The patches take care of a port from SDL1 to SDL2 and replace the
keyboard mapping logic, which will otherwise take a whopping 16 GiB of
memory to run.

Ports/tuxracer/package.sh

@@ -0,0 +1,36 @@
+#!/usr/bin/env -S bash ../.port_include.sh
+port=tuxracer
+useconfigure="true"
+version="0.61"
+files="http://ftp.e.kth.se/pub/mpkg/distfiles/tuxracer/${version}/tuxracer-${version}.tar.gz tuxracer-${version}.tar.gz a311d09080598fe556134d4b9faed7dc0c2ed956ebb10d062e5d4df022f91eff
+http://ftp.e.kth.se/pub/mpkg/distfiles/tuxracer/${version}/tuxracer-data-${version}.tar.gz tuxracer-data-${version}.tar.gz 3783d204b7bb1ed16aa5e5a1d5944de10fbee05bc7cebb8f616fce84301f3651"
+auth_type=sha256
+depends=("glu" "SDL2" "SDL2_mixer" "tcl")
+configopts=(
+    "--with-gl-inc=${SERENITY_INSTALL_ROOT}/usr/include/LibGL"
+    "--with-gl-lib-name=gl"
+    "--with-sdl-prefix=${SERENITY_INSTALL_ROOT}/usr/local"
+    "--with-tcl-lib-name=tcl8.6"
+    "--without-x"
+)
+launcher_name="Tux Racer"
+launcher_category="Games"
+launcher_command="/usr/local/bin/tuxracer"
+
+pre_configure() {
+    export CFLAGS="-I${SERENITY_INSTALL_ROOT}/usr/local/include/SDL2"
+    export CXXFLAGS="-I${SERENITY_INSTALL_ROOT}/usr/local/include/SDL2"
+    export LIBS="-lmodplug -lSDL2"
+}
+
+post_configure() {
+    unset LIBS
+    unset CXXFLAGS
+    unset CFLAGS
+}
+
+post_install() {
+    resourcePath="${SERENITY_INSTALL_ROOT}/usr/local/share/tuxracer"
+    mkdir -p "${resourcePath}"
+    cp -r tuxracer-data-${version}/* "${resourcePath}/"
+}