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- #! /bin/sh
- # This script makes pretty looking patches provided that the old files
- # are kept around with the .v0 suffix.
- : ${backup_suffix=${1:-"\.v0"}}
- backup_files=`find . -path "*$backup_suffix" -type f | sort -u`
- for oldfile in $backup_files; do
- newfile=`echo $oldfile | sed 's,^\./,,;s/'$backup_suffix'$//'`
- oldlabel="$oldprefix$newfile"
- newlabel="$newprefix$newfile"
- find "$oldfile" ! -size 0 | grep . >/dev/null || \
- { oldfile="/dev/null"; oldlabel="/dev/null"; }
- find "$newfile" ! -size 0 | grep . >/dev/null || \
- { newfile="/dev/null"; newlabel="/dev/null"; }
- case $newfile in
- *.c) dflags="-u -p" ;;
- *.po) dflags='-U 1 -I^#[:,.~]';;
- *) dflags="-u" ;;
- esac
- diff $dflags -L "$oldlabel" -L "$newlabel" "$oldfile" "$newfile"
- done
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