ports: Add support for meson build systems

ports/install.sh

@@ -39,6 +39,13 @@ if [ "$BANAN_ARCH" = "i686" ]; then
 	export LDFLAGS="-shared-libgcc"
 fi
 
+export MESON_CROSS_FILE="$BANAN_PORT_DIR/$BANAN_ARCH-banan_os-meson.txt"
+if [ ! -f "$MESON_CROSS_FILE" ] || [ "$MESON_CROSS_FILE" -ot "$BANAN_TOOLCHAIN_DIR/meson-cross-file.in" ]; then
+	cp "$BANAN_TOOLCHAIN_DIR/meson-cross-file.in" "$MESON_CROSS_FILE"
+	sed -i "s/ARCH/$BANAN_ARCH/" "$MESON_CROSS_FILE"
+	sed -i "s/SYSROOT/$BANAN_SYSROOT/" "$MESON_CROSS_FILE"
+fi
+
 clean() {
 	find . -mindepth 1 -maxdepth 1 -not -name 'patches' -not -name 'build.sh' -exec rm -rf {} +
 }