build-scripts/g++-fat.sh
author Ryan C. Gordon <icculus@icculus.org>
Fri, 14 Nov 2014 11:21:15 -0500
changeset 9221 0702f9d6e2b1
parent 7507 885b4aab4190
child 9783 013201812ffb
permissions -rwxr-xr-x
Fixed gcc-fat.sh failing to build Objective-C sources correctly.

This would fail if the compiler was given a .m file _and_ no "-o" option; it
would fail to automatically calculate the correct .o filename in this
situation.

Thanks to Ethan Lee for the help tracking this one down!
     1 #!/bin/sh
     2 #
     3 # Build Universal binaries on Mac OS X, thanks Ryan!
     4 #
     5 # Usage: ./configure CXX="sh g++-fat.sh" && make && rm -rf x86 x64
     6 
     7 DEVELOPER="`xcode-select -print-path`/Platforms/MacOSX.platform/Developer"
     8 
     9 # Intel 32-bit compiler flags (10.6 runtime compatibility)
    10 GCC_COMPILE_X86="g++ -arch i386 -mmacosx-version-min=10.5 \
    11 -I/usr/local/include"
    12 
    13 GCC_LINK_X86="-mmacosx-version-min=10.5"
    14 
    15 # Intel 64-bit compiler flags (10.6 runtime compatibility)
    16 GCC_COMPILE_X64="g++ -arch x86_64 -mmacosx-version-min=10.6 \
    17 -I/usr/local/include"
    18 
    19 GCC_LINK_X64="-mmacosx-version-min=10.6"
    20 
    21 # Output both PowerPC and Intel object files
    22 args="$*"
    23 compile=yes
    24 link=yes
    25 while test x$1 != x; do
    26     case $1 in
    27         --version) exec g++ $1;;
    28         -v) exec g++ $1;;
    29         -V) exec g++ $1;;
    30         -print-prog-name=*) exec g++ $1;;
    31         -print-search-dirs) exec g++ $1;;
    32         -E) GCC_COMPILE_X86="$GCC_COMPILE_X86 -E"
    33             GCC_COMPILE_X64="$GCC_COMPILE_X64 -E"
    34             compile=no; link=no;;
    35         -c) link=no;;
    36         -o) output=$2;;
    37         *.c|*.cc|*.cpp|*.S|*.m|*.mm) source=$1;;
    38     esac
    39     shift
    40 done
    41 if test x$link = xyes; then
    42     GCC_COMPILE_X86="$GCC_COMPILE_X86 $GCC_LINK_X86"
    43     GCC_COMPILE_X64="$GCC_COMPILE_X64 $GCC_LINK_X64"
    44 fi
    45 if test x"$output" = x; then
    46     if test x$link = xyes; then
    47         output=a.out
    48     elif test x$compile = xyes; then
    49         output=`echo $source | sed -e 's|.*/||' -e 's|\(.*\)\.[^\.]*|\1|'`.o
    50     fi
    51 fi
    52 
    53 # Compile X86 32-bit
    54 if test x"$output" != x; then
    55     dir=x86/`dirname $output`
    56     if test -d $dir; then
    57         :
    58     else
    59         mkdir -p $dir
    60     fi
    61 fi
    62 set -- $args
    63 while test x$1 != x; do
    64     if test -f "x86/$1" && test "$1" != "$output"; then
    65         x86_args="$x86_args x86/$1"
    66     else
    67         x86_args="$x86_args $1"
    68     fi
    69     shift
    70 done
    71 $GCC_COMPILE_X86 $x86_args || exit $?
    72 if test x"$output" != x; then
    73     cp $output x86/$output
    74 fi
    75 
    76 # Compile X86 32-bit
    77 if test x"$output" != x; then
    78     dir=x64/`dirname $output`
    79     if test -d $dir; then
    80         :
    81     else
    82         mkdir -p $dir
    83     fi
    84 fi
    85 set -- $args
    86 while test x$1 != x; do
    87     if test -f "x64/$1" && test "$1" != "$output"; then
    88         x64_args="$x64_args x64/$1"
    89     else
    90         x64_args="$x64_args $1"
    91     fi
    92     shift
    93 done
    94 $GCC_COMPILE_X64 $x64_args || exit $?
    95 if test x"$output" != x; then
    96     cp $output x64/$output
    97 fi
    98 
    99 if test x"$output" != x; then
   100     lipo -create -o $output x86/$output x64/$output
   101 fi