git.cworth.org Git - apitrace/blob - scripts/tracerepack.sh

   1 #!/bin/sh
   2 # Script to recompress the traces
   3
   4 set -e
   5
   6 for TRACE
   7 do
   8     gzip -l "$TRACE" | sed -n '2p' | while read COMPRESSED UNCOMPRESSED RATIO FILENAME
   9     do
  10         gzip -dc "$TRACE" | pv -s "$UNCOMPRESSED" | gzip --best --no-name > "$TRACE.pack"
  11     done
  12     COMPRESSED=`stat -c %s "$TRACE"`
  13     RECOMPRESSED=`stat -c %s "$TRACE.pack"`
  14     echo "$COMPRESSED -> $RECOMPRESSED"
  15     if [ "$RECOMPRESSED" -lt "$COMPRESSED" ]
  16     then
  17         touch -r "$TRACE" "$TRACE.pack"
  18         mv "$TRACE.pack" "$TRACE"
  19     else
  20         rm "$TRACE.pack"
  21     fi
  22 done