add a lib for rendering text in sdl2 and rules to make in makefile

SDL2_ttf/Xcode/pkg-support/mkpackage.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+# Generic script to create a package with Project Builder in mind
+# There should only be one version of this script for all projects!
+
+FRAMEWORK="$1"
+VARIANT="$2"
+
+PACKAGE="$FRAMEWORK"
+PACKAGE_RESOURCES="pkg-support/resources"
+
+echo "Building package for $FRAMEWORK.framework"
+echo "Will fetch resources from $PACKAGE_RESOURCES"
+echo "Will create the package $PACKAGE.pkg"
+
+# create a copy of the framework
+mkdir -p build/pkg-tmp
+xcrun CpMac -r "build/$FRAMEWORK.framework" build/pkg-tmp/
+
+./package build/pkg-tmp "pkg-support/$PACKAGE.info" -d  build -r "$PACKAGE_RESOURCES" 
+
+# remove temporary files
+rm -rf build/pkg-tmp
+
+# compress
+(cd build; tar -zcvf "$PACKAGE.pkg.tar.gz" "$PACKAGE.pkg")
+