source: trunk/binutils/gas/testsuite/lib/doobjcmp

#!/bin/sh
# compare two object files, in depth.

x=$1
y=$2
BOTH="$1 $2"


# if they cmp, we're fine.
if (cmp $BOTH > /dev/null)
then
        exit 0
fi

# otherwise, we must look closer.
if (doboth $BOTH size)
then
        echo Sizes ok.
else
        echo Sizes differ:
        size $BOTH
#       exit 1
fi

if (doboth $BOTH objdump +header)
then
        echo Headers ok.
else
        echo Header differences.
#       exit 1
fi

if (doboth $BOTH objdump +text > /dev/null)
then
        echo Text ok.
else
        echo Text differences.
#       doboth $BOTH objdump +text
#       exit 1
fi

if (doboth $BOTH objdump +data > /dev/null)
then
        echo Data ok.
else
        echo Data differences.
#       doboth $BOTH objdump +data
#       exit 1
fi

if (doboth $BOTH objdump +symbols > /dev/null)
then
        echo Symbols ok.
else
        echo -n Symbol differences...

        if (doboth $BOTH dounsortsymbols)
        then
                echo but symbols are simply ordered differently.
#               echo Now what to do about relocs'?'
#               exit 1
        else
                echo and symbols differ in content.
                exit 1
        fi
fi

# of course, if there were symbol diffs, then the reloc symbol indexes
# will be off.

if (doboth $BOTH objdump -r > /dev/null)
then
        echo Reloc ok.
else
        echo -n Reloc differences...

        if (doboth $BOTH dounsortreloc)
        then
                echo but relocs are simply ordered differently.
        else
                echo and relocs differ in content.
                exit 1
        fi
fi

exit

# eof