Ticket #19397: wrapper

#!/bin/sh
COMPILER='@@@'
SUFFIX='+++'
PREFIX='___'
OUTPUT_O='NO'
OUTPUT=''
NAMED_OUTPUT=''
LASTFILE=''
INTEL='NO'
SIZE32='NO'
SIZE64='NO'
NEWARGS=''

SKIP='NO'

for arg in $@
do
        if [ $SKIP = 'ARCH' ]; then
                # intercept -arch option and set SIZEXX
                SKIP='NO'
                if [ $arg = 'x86_64' ] || [ $arg = 'ppc64' ]; then
                        SIZE64='YES'
                else
                        SIZE32='YES'
                fi
                
                # which architecture are we compiling for?
                if [ $arg = 'x86_64' ] || [ $arg = 'i386' ]; then
                        INTEL='YES'
                fi
                
        elif [ $arg = '-arch' ]; then
                SKIP='ARCH'
                
        elif [ $arg = '--version' ]; then
                ${COMPILER} --version
                exit 0
                
        else
                NEWARGS+="$arg "
                
                # if the -c option is given, the output is .o
                if [ $arg = '-c' ]; then
                        OUTPUT_O='YES'
                fi

                # if the output file is given by a -o option, record it
                if [ $SKIP = 'O' ]; then
                        SKIP='NO'
                        NAMED_OUTPUT=$arg
                fi
                
                if [ $arg = '-o' ]; then
                        SKIP='O'
                fi
                
                # Note each file ending by ${SUFFIX} and remember the last one
                # Transform them in .o 
                if `echo $arg | grep -q "${SUFFIX}$"`; then
                        LASTFILE=$arg
                        OUTPUT+=`echo $arg | sed "s/${SUFFIX}/\.o/"`
                        OUTPUT+=' '
                fi
        fi
done

# What is the output?

if [ ${NAMED_OUTPUT}"X" != "X" ]; then
        OUTPUT=$NAMED_OUTPUT

elif [ $OUTPUT_O = 'NO' ]; then
        # It is an executable whose is name is the LASTFILE without suffix
        OUTPUT=`echo ${LASTFILE} | sed "s/${SUFFIX}//"`
fi

# Othewise, the output is just the ${OUTPUT} variable as computed before

# For some reason, -dynamiclib and -lpython2.6 are missing when linking
# .so files. Add them, except if -bundle is set (incompatible switches)
if [ `echo $OUTPUT | sed -E 's|.*\.||'` = "so" ] && \
        ! `echo $NEWARGS | grep -q bundle`; then
        NEWARGS="${NEWARGS} ${PREFIX}/lib/libpython2.6.dylib -dynamiclib"
fi

# Now, compile

if [ $SIZE32 = 'NO' ] && [ $SIZE64 = 'NO' ]; then
        # No size indication given, just proceed with default
        if `${COMPILER} $NEWARGS`; then
                exit 0
        else
                exit 1
        fi

elif [ $SIZE32 = 'YES' ] && [ $SIZE64 = 'NO' ]; then
        # 32-bit
        if `${COMPILER} -m32 $NEWARGS`; then
                exit 0
        else
                exit 1
        fi
        
elif [ $SIZE32 = 'NO' ] && [ $SIZE64 = 'YES' ]; then
        # 64-bit
        if `${COMPILER} -m64 $NEWARGS`; then
                exit 0
        else
                exit 1
        fi

else
        # Universal case
        if `${COMPILER} -m32 $NEWARGS`; then
                for filename in ${OUTPUT}
                do
                        mv ${filename} ${filename}.32
                done
        
                if `${COMPILER} -m64 $NEWARGS`; then
                        for filename in ${OUTPUT}
                        do
                                mv ${filename} ${filename}.64
                                if [ $INTEL = 'YES' ]; then
                                        lipo -create -arch x86_64 ${filename}.64 \
                                                 -arch i386 ${filename}.32 \
                                                 -output ${filename}
                                else
                                        lipo -create -arch ppc64 ${filename}.64 \
                                                 -arch ppc ${filename}.32 \
                                                 -output ${filename}
                                fi
                        
                                rm -f ${filename}.32 ${filename}.64
                        done
                else
                        exit 1
                fi
        else
                exit 1
        fi
fi
exit 0