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* Commit old changed to bdiff.sh - but bdiff.sh is obsolete.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
1 changed files with 26 additions and 14 deletions
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40
patch/bdiff.sh
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@ -1,7 +1,7 @@
#! /bin/sh -e #! /bin/sh -e
#DIFF=/home/eelco/Dev/nix/zdelta-2.1/zdc #DIFF=zdc
DIFF=/home/eelco/Dev/nix/bsdiff-4.2/bsdiff DIFF=bsdiff
srcA=$1 srcA=$1
srcB=$2 srcB=$2
@ -15,26 +15,38 @@ fi
if test -f "$srcA/$fn"; then if test -f "$srcA/$fn"; then
echo "FILE DELTA FOR $fn" if ! test -f "$srcB/$fn"; then
echo "DELETE $fn"
else
TMPFILE=/tmp/__bsdiff if ! cmp "$srcA/$fn" "$srcB/$fn" > /dev/null; then
$DIFF "$srcA/$fn" "$srcB/$fn" $TMPFILE
cat $TMPFILE echo "FILE DELTA FOR $fn"
diffSize=$(stat -c '%s' $TMPFILE) TMPFILE=/tmp/__bsdiff
$DIFF "$srcA/$fn" "$srcB/$fn" $TMPFILE
cat $TMPFILE
# For comparison. diffSize=$(stat -c '%s' $TMPFILE)
bzipSize=$(bzip2 < "$srcB/$fn" | wc -m)
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) / $bzipSize * 100" | bc)
printf "%7.2f %1s %10d %10d %s\n" \ ouch=$(if test "${gain:0:1}" != "-"; then echo "!"; fi)
"$gain" "$ouch" "$diffSize" "$bzipSize" "$fn" >&2
printf "%7.2f %1s %10d %10d %s\n" \
"$gain" "$ouch" "$diffSize" "$bzipSize" "$fn" >&2
# echo "$fn -> $diffSize $bzipSize ==> $gain $ouch" >&2 # echo "$fn -> $diffSize $bzipSize ==> $gain $ouch" >&2
rm $TMPFILE rm $TMPFILE
fi
fi
# Note: be silent about unchanged files.
else else