From 96cc2083bbf98784d124a8fe910a6d5b87d32bce Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sun, 30 Apr 2006 20:29:01 +0000
Subject: [PATCH] Added gcc-fat.sh for generating Universal binaries on Mac OS
 X

---
 gcc-fat.sh | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100755 gcc-fat.sh

diff --git a/gcc-fat.sh b/gcc-fat.sh
new file mode 100755
index 00000000..bcfeb375
--- /dev/null
+++ b/gcc-fat.sh
@@ -0,0 +1,110 @@
+#!/bin/sh
+#
+# Build Universal binaries on Mac OS X, thanks Ryan!
+#
+# Usage: ./configure CC="sh gcc-fat.sh" && make && rm -rf ppc x86
+
+# PowerPC compiler flags (10.2 runtime compatibility)
+GCC_COMPILE_PPC="gcc-3.3 -arch ppc \
+-DMAC_OS_X_VERSION_MIN_REQUIRED=1020 \
+-nostdinc \
+-F/Developer/SDKs/MacOSX10.2.8.sdk/System/Library/Frameworks \
+-I/Developer/SDKs/MacOSX10.2.8.sdk/usr/include/gcc/darwin/3.3 \
+-isystem /Developer/SDKs/MacOSX10.2.8.sdk/usr/include"
+
+GCC_LINK_PPC="\
+-L/Developer/SDKs/MacOSX10.2.8.sdk/usr/lib/gcc/darwin/3.3 \
+-F/Developer/SDKs/MacOSX10.2.8.sdk/System/Library/Frameworks \
+-Wl,-syslibroot,/Developer/SDKs/MacOSX10.2.8.sdk"
+
+# Intel compiler flags (10.4 runtime compatibility)
+GCC_COMPILE_X86="gcc-4.0 -arch i386 -mmacosx-version-min=10.4 \
+-DMAC_OS_X_VERSION_MIN_REQUIRED=1040 \
+-nostdinc \
+-F/Developer/SDKs/MacOSX10.4u.sdk/System/Library/Frameworks \
+-I/Developer/SDKs/MacOSX10.4u.sdk/usr/lib/gcc/i686-apple-darwin8/4.0.1/include \
+-isystem /Developer/SDKs/MacOSX10.4u.sdk/usr/include"
+
+GCC_LINK_X86="\
+-L/Developer/SDKs/MacOSX10.4u.sdk/usr/lib/gcc/i686-apple-darwin8/4.0.0 \
+-Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk"
+
+# Output both PowerPC and Intel object files
+args="$*"
+compile=yes
+link=yes
+while test x$1 != x; do
+    case $1 in
+        --version) exec gcc $1;;
+        -v) exec gcc $1;;
+        -V) exec gcc $1;;
+        -print-prog-name=*) exec gcc $1;;
+        -print-search-dirs) exec gcc $1;;
+        -E) GCC_COMPILE_PPC="$GCC_COMPILE_PPC -E"
+            GCC_COMPILE_X86="$GCC_COMPILE_X86 -E"
+            compile=no; link=no;;
+        -c) link=no;;
+        -o) output=$2;;
+        *.c) source=$1;;
+    esac
+    shift
+done
+if test x$link = xyes; then
+    GCC_COMPILE_PPC="$GCC_COMPILE_PPC $GCC_LINK_PPC"
+    GCC_COMPILE_X86="$GCC_COMPILE_X86 $GCC_LINK_X86"
+fi
+if test x"$output" = x; then
+    if test x$link = xyes; then
+        output=a.out
+    elif test x$compile = xyes; then
+        output=`basename $source .c`.o
+    fi
+fi
+
+if test x"$output" != x; then
+    dir=ppc/`dirname $output`
+    if test -d $dir; then
+        :
+    else
+        mkdir -p $dir
+    fi
+fi
+set -- $args
+while test x$1 != x; do
+    if test -f "ppc/$1" && test "$1" != "$output"; then
+        ppc_args="$ppc_args ppc/$1"
+    else
+        ppc_args="$ppc_args $1"
+    fi
+    shift
+done
+$GCC_COMPILE_PPC $ppc_args || exit $?
+if test x"$output" != x; then
+    cp $output ppc/$output
+fi
+
+if test x"$output" != x; then
+    dir=x86/`dirname $output`
+    if test -d $dir; then
+        :
+    else
+        mkdir -p $dir
+    fi
+fi
+set -- $args
+while test x$1 != x; do
+    if test -f "x86/$1" && test "$1" != "$output"; then
+        x86_args="$x86_args x86/$1"
+    else
+        x86_args="$x86_args $1"
+    fi
+    shift
+done
+$GCC_COMPILE_X86 $x86_args || exit $?
+if test x"$output" != x; then
+    cp $output x86/$output
+fi
+
+if test x"$output" != x; then
+    lipo -create -o $output ppc/$output x86/$output
+fi