Ports: Add cfunge

This adds the `cfunge` Befunge interpreter. An interpreter for the
esoteric programming language Befunge written in C.

Ports/cfunge/package.sh

@@ -0,0 +1,31 @@
+#!/usr/bin/env -S bash ../.port_include.sh
+
+port=cfunge
+version=2bc4fb27ade2a816ca9a90a6d9f6958111123fa9
+workdir=cfunge-${version}/build
+useconfigure=true
+files="https://codeload.github.com/VorpalBlade/cfunge/zip/${version} cfunge.zip 364994a890ed1083684956db576a2a5cfb94b3117bae868910d6a75111033f55"
+auth_type=sha256
+
+mkdir -p cfunge-${version}/build
+
+patch_internal() {
+    # patch if it was not yet patched (applying patches multiple times doesn't work!)
+    if [ -z "${IN_SERENITY_PORT_DEV:-}" ] && [ -d patches ]; then
+        for filepath in patches/*.patch; do
+            filename=$(basename $filepath)
+            if [ ! -f "$workdir"/.${filename}_applied ]; then
+                run patch -d .. -p"$patchlevel" < "$filepath"
+                run touch .${filename}_applied
+            fi
+        done
+    fi
+}
+
+configure() {
+    run cmake "${configopts[@]}" ..
+}
+
+install() {
+    run cp cfunge "${SERENITY_INSTALL_ROOT}/bin"
+}