dirdiff

#!/bin/tcsh
#
# Diff the source files from $1 and $2.
# Ignores .o, *~ singleton
if( -e diffz ) rm diffz
if( "$1" == "" ||  "$2" == "" ) then
    echo "dirdiff <dir1> <dir2> <outname = diffz>"
    exit
endif
set outname = diffz
if ( "$3" != "" ) set outname = "$3"
if( -e tmp90210 ) rm tmp90210
if( -e tmp90210b ) rm tmp90210b
if( -e $outname ) then
    echo "Output file $outname exists"
    exit
endif
diff -r --brief --exclude=".hg" --exclude=".svn" --exclude="*.o" --exclude="singleton.mod" "$1" "$2" |& tee tmp90210
touch $outname
foreach i ("^Common" "^Only" "^Files")
    #echo "=============" $i
    #grep $i tmp90210 |& tee -a  $outname
    grep $i tmp90210 >>  $outname
    grep -v $i tmp90210 > tmp90210b
    mv tmp90210b tmp90210
end

#sed -e 's,^Files\(.*\) and \(.*\) differ,diff -wc \1 \2 | less,' $outname > tmp90210b
sed -e 's,^Files\(.*\) and \(.*\) differ,vimdiff \1 \2,' $outname > tmp90210b
mv tmp90210b $outname
cat tmp90210 >> $outname
rm tmp90210
vim $outname
#end