From 3efcdd7df2b8997e0d4f543703d371e8b7079d5f Mon Sep 17 00:00:00 2001 From: "Richard W.M. Jones" Date: Sat, 11 Dec 2010 17:12:30 +0000 Subject: [PATCH] helper: Ignore times of special files when calculating checksum. Variation in the times of /dev/ptmx was causing the appliance to be rebuilt too frequently. --- helper/checksum.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/helper/checksum.c b/helper/checksum.c index 337134c..2df42bc 100644 --- a/helper/checksum.c +++ b/helper/checksum.c @@ -65,11 +65,12 @@ checksum_end (void) static void checksum_file_stat (const char *filename, const struct stat *statbuf) { - /* Publically writable directories (ie. /tmp) don't have stable - * times. Since we only care about some attributes of directories - * in any case, we vary the output accordingly. + /* Publically writable directories (ie. /tmp) and special files + * don't have stable times. Since we only care about some + * attributes of directories and special files, we vary the output + * accordingly. */ - if (!S_ISDIR (statbuf->st_mode)) + if (S_ISREG (statbuf->st_mode)) fprintf (pp, "%s %ld %ld %d %d %ld %o\n", filename, (long) statbuf->st_ctime, (long) statbuf->st_mtime, -- 1.8.3.1