prepcore: print compression statistics

Print some basic compression statistics, so we know what we are
dealing with.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/lzo/prepcore.c b/lzo/prepcore.c
index 1d400670..2d452841 100644
--- a/lzo/prepcore.c
+++ b/lzo/prepcore.c
@@ -353,6 +353,12 @@ int main(int argc, char *argv[])
 	fwrite(out, 1, outfile_len, f) != outfile_len || fclose(f))
 	error("write error");
 
+    printf("%s: in %lu, fixed %lu, out %lu, total %lu (%lu%%)\n",
+	   out_name, in_len, offset-start, outfile_len,
+	   (offset-start)+outfile_len,
+	   (((offset-start)+outfile_len)*100+infile_len-start-1)
+	   /(infile_len-start));
+
 /*
  * Step 12: verify decompression
  */