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-DMAC_OS_X_VERSION_MIN_REQUIRED=1040 \
12-I/usr/local/include"
13
14GCC_LINK_X86="-mmacosx-version-min=10.6"
15
16# Intel 64-bit compiler flags (10.6 runtime compatibility)
17GCC_COMPILE_X64="gcc -arch x86_64 -mmacosx-version-min=10.6 \
18-DMAC_OS_X_VERSION_MIN_REQUIRED=1050 \
19-I/usr/local/include"
20
21GCC_LINK_X64="-mmacosx-version-min=10.6"
22
23# Output both PowerPC and Intel object files
24args="$*"
25compile=yes
26link=yes
27while test x$1 != x; do
28    case $1 in
29        --version) exec gcc $1;;
30        -v) exec gcc $1;;
31        -V) exec gcc $1;;
32        -print-prog-name=*) exec gcc $1;;
33        -print-search-dirs) exec gcc $1;;
34        -E) GCC_COMPILE_X86="$GCC_COMPILE_X86 -E"
35            GCC_COMPILE_X64="$GCC_COMPILE_X64 -E"
36            compile=no; link=no;;
37        -c) link=no;;
38        -o) output=$2;;
39        *.c|*.cc|*.cpp|*.S) source=$1;;
40    esac
41    shift
42done
43if test x$link = xyes; then
44    GCC_COMPILE_X86="$GCC_COMPILE_X86 $GCC_LINK_X86"
45    GCC_COMPILE_X64="$GCC_COMPILE_X64 $GCC_LINK_X64"
46fi
47if test x"$output" = x; then
48    if test x$link = xyes; then
49        output=a.out
50    elif test x$compile = xyes; then
51        output=`echo $source | sed -e 's|.*/||' -e 's|\(.*\)\.[^\.]*|\1|'`.o
52    fi
53fi
54
55# Compile X86 32-bit
56if test x"$output" != x; then
57    dir=x86/`dirname $output`
58    if test -d $dir; then
59        :
60    else
61        mkdir -p $dir
62    fi
63fi
64set -- $args
65while test x$1 != x; do
66    if test -f "x86/$1" && test "$1" != "$output"; then
67        x86_args="$x86_args x86/$1"
68    else
69        x86_args="$x86_args $1"
70    fi
71    shift
72done
73$GCC_COMPILE_X86 $x86_args || exit $?
74if test x"$output" != x; then
75    cp $output x86/$output
76fi
77
78# Compile X86 32-bit
79if test x"$output" != x; then
80    dir=x64/`dirname $output`
81    if test -d $dir; then
82        :
83    else
84        mkdir -p $dir
85    fi
86fi
87set -- $args
88while test x$1 != x; do
89    if test -f "x64/$1" && test "$1" != "$output"; then
90        x64_args="$x64_args x64/$1"
91    else
92        x64_args="$x64_args $1"
93    fi
94    shift
95done
96$GCC_COMPILE_X64 $x64_args || exit $?
97if test x"$output" != x; then
98    cp $output x64/$output
99fi
100
101if test x"$output" != x; then
102    lipo -create -o $output x86/$output x64/$output
103fi
104