1#!/bin/sh
2#
3# Build Universal binaries on Mac OS X, thanks Ryan!
4#
5# Usage: ./configure CC="sh gcc-fat.sh" && make && rm -rf x86 x64
6
7DEVELOPER="`xcode-select -print-path`/Platforms/MacOSX.platform/Developer"
8
9# Intel 32-bit compiler flags (10.6 runtime compatibility)
10GCC_COMPILE_X86="gcc -arch i386 -mmacosx-version-min=10.6 \
11-I/usr/local/include"
12
13GCC_LINK_X86="-mmacosx-version-min=10.6"
14
15# Intel 64-bit compiler flags (10.6 runtime compatibility)
16GCC_COMPILE_X64="gcc -arch x86_64 -mmacosx-version-min=10.6 \
17-DMAC_OS_X_VERSION_MIN_REQUIRED=1060 \
18-I/usr/local/include"
19
20GCC_LINK_X64="-mmacosx-version-min=10.6"
21
22# Output both PowerPC and Intel object files
23args="$*"
24compile=yes
25link=yes
26while test x$1 != x; do
27    case $1 in
28        --version) exec gcc $1;;
29        -v) exec gcc $1;;
30        -V) exec gcc $1;;
31        -print-prog-name=*) exec gcc $1;;
32        -print-search-dirs) exec gcc $1;;
33        -E) GCC_COMPILE_X86="$GCC_COMPILE_X86 -E"
34            GCC_COMPILE_X64="$GCC_COMPILE_X64 -E"
35            compile=no; link=no;;
36        -c) link=no;;
37        -o) output=$2;;
38        *.c|*.cc|*.cpp|*.S|*.m|*.mm) source=$1;;
39    esac
40    shift
41done
42if test x$link = xyes; then
43    GCC_COMPILE_X86="$GCC_COMPILE_X86 $GCC_LINK_X86"
44    GCC_COMPILE_X64="$GCC_COMPILE_X64 $GCC_LINK_X64"
45fi
46if test x"$output" = x; then
47    if test x$link = xyes; then
48        output=a.out
49    elif test x$compile = xyes; then
50        output=`echo $source | sed -e 's|.*/||' -e 's|\(.*\)\.[^\.]*|\1|'`.o
51    fi
52fi
53
54# Compile X86 32-bit
55if test x"$output" != x; then
56    dir=x86/`dirname $output`
57    if test -d $dir; then
58        :
59    else
60        mkdir -p $dir
61    fi
62fi
63set -- $args
64while test x$1 != x; do
65    if test -f "x86/$1" && test "$1" != "$output"; then
66        x86_args="$x86_args x86/$1"
67    else
68        x86_args="$x86_args $1"
69    fi
70    shift
71done
72$GCC_COMPILE_X86 $x86_args || exit $?
73if test x"$output" != x; then
74    cp $output x86/$output
75fi
76
77# Compile X86 32-bit
78if test x"$output" != x; then
79    dir=x64/`dirname $output`
80    if test -d $dir; then
81        :
82    else
83        mkdir -p $dir
84    fi
85fi
86set -- $args
87while test x$1 != x; do
88    if test -f "x64/$1" && test "$1" != "$output"; then
89        x64_args="$x64_args x64/$1"
90    else
91        x64_args="$x64_args $1"
92    fi
93    shift
94done
95$GCC_COMPILE_X64 $x64_args || exit $?
96if test x"$output" != x; then
97    cp $output x64/$output
98fi
99
100if test x"$output" != x; then
101    lipo -create -o $output x86/$output x64/$output
102fi
103