Rework Mac port to be more Linux-like without needing to launch XCode. See

macos/README.txt for information.

custom/macos.sh

@@ -0,0 +1,53 @@
+#!/bin/sh
+
+BUNDLE=TuxPaint.app
+BINARY="$BUNDLE/Contents/MacOS/tuxpaint"
+LIBS=`find $BUNDLE/Contents/Resources/lib -type f`
+TARGET="$BUNDLE/Contents/lib"
+
+
+# Sanity check
+if [ ! -r "$BINARY" ]; then
+	echo "$BINARY: Where is this file?" 1>&2 
+	exit 1
+fi
+
+if [ ! -d "$BUNDLE" ]; then
+	echo "$BUNDLE: Where is this file?" 1>&2 
+	exit 1
+fi
+
+# Ensure the shared library folder exists
+mkdir -p "$TARGET"
+
+# Copy there any shared libraries referenced by the tuxpaint binary, and any
+# shared libraries those shared libraries reference, and so on. We do this by
+# first copying over any shared libraries referenced by the binary, then
+# repeatedly copying over the shared libraries referenced by any libraries in
+# the target folder until we don't see any more files appearing. There are
+# better ways to do this than copying repeatedly but it works. And you know
+# what they say about premature optimization...
+dylib="$BINARY $LIBS"
+count=0; last=-1
+echo "   * Copying Shared Libraries..."
+while [ $count -ne $last ]; do
+	cp -p `otool -L $dylib | grep '^\t[/]opt[/]local[/]' | sed -e 's/^[[:space:]]*\([^[:space:]]*\)[[:space:]].*/\1/' | sort | uniq` $TARGET
+	dylib="$TARGET/*"
+
+	last=$count
+	count=`ls -f $dylib | wc -l`
+done
+echo "     -> Copied" $count "files to $TARGET"
+
+# We just copied over a bunch of shared libraries into a random folder in our
+# bundle, but the tuxpaint binary and the shared libraries won't know to look
+# in that folder unless we tell them. So we tell them.
+echo "   * Fixing Shared Library References..."
+for i in "$BINARY" $LIBS $TARGET/*; do
+	echo "     -> $i..."
+	for j in `otool -L $dylib | grep '^\t[/]opt[/]local[/]' | sed -e 's/^[[:space:]]*\([^[:space:]]*\)[[:space:]].*/\1/'`; do
+		n=`echo "$j" | sed 's/^[/]opt[/]local[/]/@executable_path\/..\//'`
+		install_name_tool -change "$j" "$n" "$i"
+	done
+done
+