#!/bin/sh

#

# Build a fat binary on Mac OS X, thanks Ryan!

# Number of CPUs (for make -j)

NCPU=`sysctl -n hw.ncpu`

NJOB=$NCPU

#NJOB=`expr $NCPU + 1`

# Generic, cross-platform CFLAGS you always want go here.

CFLAGS="-O3 -g -pipe"

# PowerPC configure flags (10.2 runtime compatibility)

# We dynamically load X11, so using the system X11 headers is fine.

CONFIG_PPC="--build=`uname -p`-apple-darwin --host=powerpc-apple-darwin \

--x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib"

# PowerPC compiler flags

CC_PPC="gcc-3.3 -arch ppc"

CXX_PPC="g++-3.3 -arch ppc"

CFLAGS_PPC=""

CPPFLAGS_PPC="-DMAC_OS_X_VERSION_MIN_REQUIRED=1030 \

-nostdinc \

-F/Developer/SDKs/MacOSX10.3.9.sdk/System/Library/Frameworks \

-I/Developer/SDKs/MacOSX10.3.9.sdk/usr/include/gcc/darwin/3.3 \

-isystem /Developer/SDKs/MacOSX10.3.9.sdk/usr/include"

# PowerPC linker flags 

LFLAGS_PPC="-arch ppc \

-L/Developer/SDKs/MacOSX10.3.9.sdk/usr/lib/gcc/darwin/3.3 \

-F/Developer/SDKs/MacOSX10.3.9.sdk/System/Library/Frameworks \

-Wl,-syslibroot,/Developer/SDKs/MacOSX10.3.9.sdk"

# Intel configure flags (10.4 runtime compatibility)

# We dynamically load X11, so using the system X11 headers is fine.

CONFIG_X86="--build=`uname -p`-apple-darwin --host=i386-apple-darwin \

--x-includes=/usr/X11R6/include --x-libraries=/usr/X11R6/lib"

# Intel compiler flags

CC_X86="gcc-4.0 -arch i386"

CXX_X86="g++-4.0 -arch i386"

CFLAGS_X86="-mmacosx-version-min=10.4"

CPPFLAGS_X86="-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"

# Intel linker flags

LFLAGS_X86="-arch i386 -mmacosx-version-min=10.4 \

-Wl,-syslibroot,/Developer/SDKs/MacOSX10.4u.sdk"

#

# Find the configure script

#

srcdir=`dirname $0`/..

auxdir=$srcdir/build-scripts

cd $srcdir

#

# Figure out which phase to build:

# all,

# configure, configure-ppc, configure-x86,

# make, make-ppc, make-x86, merge

# install

# clean

if test x"$1" = x; then

    phase=all

else

    phase="$1"

fi

case $phase in

    all)

        configure_ppc="yes"

        configure_x86="yes"

        make_ppc="yes"

        make_x86="yes"

        merge="yes"

        ;;

    configure)

        configure_ppc="yes"

        configure_x86="yes"

        ;;

    configure-ppc)

        configure_ppc="yes"

        ;;

    configure-x86)

        configure_x86="yes"

        ;;

    make)

        make_ppc="yes"

        make_x86="yes"

        merge="yes"

        ;;

    make-ppc)

        make_ppc="yes"

        ;;

    make-x86)

        make_x86="yes"

        ;;

    merge)

        merge="yes"

        ;;

    install)

        install_bin="yes"

        install_hdrs="yes"

        install_lib="yes"

        install_data="yes"

        install_man="yes"

        ;;

    install-bin)

        install_bin="yes"

        ;;

    install-hdrs)

        install_hdrs="yes"

        ;;

    install-lib)

        install_lib="yes"

        ;;

    install-data)

        install_data="yes"

        ;;

    install-man)

        install_man="yes"

        ;;

    clean)

        clean_ppc="yes"

        clean_x86="yes"

        ;;

    clean-ppc)

        clean_ppc="yes"

        ;;

    clean-x86)

        clean_x86="yes"

        ;;

    *)

        echo "Usage: $0 [all|configure[-ppc|-x86]|make[-ppc|-x86]|merge|install|clean]"

        exit 1

        ;;

esac

case `uname -p` in

    powerpc)

        native_path=ppc

        ;;

    *86)

        native_path=x86

        ;;

    *)

        echo "Couldn't figure out native architecture path"

        exit 1

        ;;

esac

#

# Create the build directories

#

for dir in build build/ppc build/x86; do

    if test -d $dir; then

        :

    else

        mkdir $dir || exit 1

    fi

done

#

# Build the PowerPC binary

#

if test x$configure_ppc = xyes; then

    (cd build/ppc && \

     sh ../../configure $CONFIG_PPC CC="$CC_PPC" CXX="$CXX_PPC" CFLAGS="$CFLAGS $CFLAGS_PPC" CPPFLAGS="$CPPFLAGS_PPC" LDFLAGS="$LFLAGS_PPC") || exit 2

fi

if test x$make_ppc = xyes; then

    (cd build/ppc && ls include && make -j$NJOB) || exit 3

fi

#

# Build the Intel binary

#

if test x$configure_x86 = xyes; then

    (cd build/x86 && \

     sh ../../configure $CONFIG_X86 CC="$CC_X86" CXX="$CXX_X86" CFLAGS="$CFLAGS $CFLAGS_X86" CPPFLAGS="$CPPFLAGS_X86" LDFLAGS="$LFLAGS_X86") || exit 2

fi

if test x$make_x86 = xyes; then

    (cd build/x86 && make -j$NJOB) || exit 3

fi

#

# Combine into fat binary

#

if test x$merge = xyes; then

    output=.libs

    sh $auxdir/mkinstalldirs build/$output

    cd build

    target=`find . -mindepth 3 -type f -name '*.dylib' | head -1 | sed 's|.*/||'`

    (lipo -create -o $output/$target `find . -mindepth 3 -type f -name "*.dylib"` &&

     ln -sf $target $output/libSDL-1.2.0.dylib &&

     ln -sf $target $output/libSDL.dylib &&

     lipo -create -o $output/libSDL.a */build/.libs/libSDL.a &&

     cp $native_path/build/.libs/libSDL.la $output &&

     cp $native_path/build/.libs/libSDL.lai $output &&

     cp $native_path/build/libSDL.la . &&

     lipo -create -o libSDLmain.a */build/libSDLmain.a &&

     echo "Build complete!" &&

     echo "Files can be found in the build directory.") || exit 4

    cd ..

fi

#

# Install

#

do_install()

{

    echo $*

    $* || exit 5

}

if test x$prefix = x; then

    prefix=/usr/local

fi

if test x$exec_prefix = x; then

    exec_prefix=$prefix

fi

if test x$bindir = x; then

    bindir=$exec_prefix/bin

fi

if test x$libdir = x; then

    libdir=$exec_prefix/lib

fi

if test x$includedir = x; then

    includedir=$prefix/include

fi

if test x$datadir = x; then

    datadir=$prefix/share

fi

if test x$mandir = x; then

    mandir=$prefix/man

fi

if test x$install_bin = xyes; then

    do_install sh $auxdir/mkinstalldirs $bindir

    do_install /usr/bin/install -c -m 755 build/$native_path/sdl-config $bindir/sdl-config

fi

if test x$install_hdrs = xyes; then

    do_install sh $auxdir/mkinstalldirs $includedir/SDL

    for src in $srcdir/include/*.h; do \

        file=`echo $src | sed -e 's|^.*/||'`; \

        do_install /usr/bin/install -c -m 644 $src $includedir/SDL/$file; \

    done

    do_install /usr/bin/install -c -m 644 $srcdir/include/SDL_config_macosx.h $includedir/SDL/SDL_config.h

fi

if test x$install_lib = xyes; then

    do_install sh $auxdir/mkinstalldirs $libdir

    do_install sh build/$native_path/libtool --mode=install /usr/bin/install -c  build/libSDL.la $libdir/libSDL.la

    do_install /usr/bin/install -c -m 644 build/libSDLmain.a $libdir/libSDLmain.a

    do_install ranlib $libdir/libSDLmain.a

fi

if test x$install_data = xyes; then

    do_install sh $auxdir/mkinstalldirs $datadir/aclocal

    do_install /usr/bin/install -c -m 644 $srcdir/sdl.m4 $datadir/aclocal/sdl.m4

fi

if test x$install_man = xyes; then

    do_install sh $auxdir/mkinstalldirs $mandir/man3

    for src in $srcdir/docs/man3/*.3; do \

        file=`echo $src | sed -e 's|^.*/||'`; \

        do_install /usr/bin/install -c -m 644 $src $mandir/man3/$file; \

    done

fi

#

# Clean up

#

do_clean()

{

    echo $*

    $* || exit 6

}

if test x$clean_x86 = xyes; then

    do_clean rm -r build/x86

fi

if test x$clean_ppc = xyes; then

    do_clean rm -r build/ppc

fi