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| author | Andrew Tridgell <tridge@samba.org> | 2002-06-28 03:52:22 +0000 |
|---|---|---|
| committer | Andrew Tridgell <tridge@samba.org> | 2002-06-28 03:52:22 +0000 |
| commit | ae2f8aa9d0678aa0014d96fc8b1b52f42cba8349 (patch) | |
| tree | 7ef0d9473874e5024d162ccdbfe55f580b17cded | |
| parent | abc2aed26c6cb12a86987a3846ca5c9f7df9a5ae (diff) | |
| download | samba-ae2f8aa9d0678aa0014d96fc8b1b52f42cba8349.tar.gz samba-ae2f8aa9d0678aa0014d96fc8b1b52f42cba8349.tar.xz samba-ae2f8aa9d0678aa0014d96fc8b1b52f42cba8349.zip | |
don't backup to a newer file
| -rw-r--r-- | source/tdb/tdbbackup.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/source/tdb/tdbbackup.c b/source/tdb/tdbbackup.c index 48c4272d331..f59f98a90f5 100644 --- a/source/tdb/tdbbackup.c +++ b/source/tdb/tdbbackup.c @@ -224,6 +224,21 @@ static int verify_tdb(const char *fname, const char *bak_name) } +/* + see if one file is newer than another +*/ +static int file_newer(const char *fname1, const char *fname2) +{ + struct stat st1, st2; + if (stat(fname1, &st1) != 0) { + return 0; + } + if (stat(fname2, &st2) != 0) { + return 1; + } + return (st1.st_mtime > st2.st_mtime); +} + static void usage(void) { printf("Usage: tdbbackup [options] <fname...>\n\n"); @@ -276,7 +291,8 @@ static void usage(void) ret = 1; } } else { - if (backup_tdb(fname, bak_name) != 0) { + if (file_newer(fname, bak_name) && + backup_tdb(fname, bak_name) != 0) { ret = 1; } } |