* Commit old changed to bdiff.sh - but bdiff.sh is obsolete.

This commit is contained in:
Eelco Dolstra 2004-12-16 14:59:05 +00:00
parent 77970f8daf
commit f4041cc175

View file

@ -1,7 +1,7 @@
#! /bin/sh -e
#DIFF=/home/eelco/Dev/nix/zdelta-2.1/zdc
DIFF=/home/eelco/Dev/nix/bsdiff-4.2/bsdiff
#DIFF=zdc
DIFF=bsdiff
srcA=$1
srcB=$2
@ -15,26 +15,38 @@ fi
if test -f "$srcA/$fn"; then
echo "FILE DELTA FOR $fn"
if ! test -f "$srcB/$fn"; then
echo "DELETE $fn"
else
TMPFILE=/tmp/__bsdiff
$DIFF "$srcA/$fn" "$srcB/$fn" $TMPFILE
cat $TMPFILE
if ! cmp "$srcA/$fn" "$srcB/$fn" > /dev/null; then
echo "FILE DELTA FOR $fn"
diffSize=$(stat -c '%s' $TMPFILE)
TMPFILE=/tmp/__bsdiff
$DIFF "$srcA/$fn" "$srcB/$fn" $TMPFILE
cat $TMPFILE
# For comparison.
bzipSize=$(bzip2 < "$srcB/$fn" | wc -m)
diffSize=$(stat -c '%s' $TMPFILE)
gain=$(echo "scale=2; ($diffSize - $bzipSize) / $bzipSize * 100" | bc)
# For comparison.
bzipSize=$(bzip2 < "$srcB/$fn" | wc -m)
ouch=$(if test "${gain:0:1}" != "-"; then echo "!"; fi)
gain=$(echo "scale=2; ($diffSize - $bzipSize) / $bzipSize * 100" | bc)
printf "%7.2f %1s %10d %10d %s\n" \
"$gain" "$ouch" "$diffSize" "$bzipSize" "$fn" >&2
ouch=$(if test "${gain:0:1}" != "-"; then echo "!"; fi)
printf "%7.2f %1s %10d %10d %s\n" \
"$gain" "$ouch" "$diffSize" "$bzipSize" "$fn" >&2
# echo "$fn -> $diffSize $bzipSize ==> $gain $ouch" >&2
rm $TMPFILE
rm $TMPFILE
fi
fi
# Note: be silent about unchanged files.
else