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wipefs: ignore devices with partition table 

Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2010-02-04 21:18:34 +01:00
parent cdfb1e8822
commit 269c1a2a64
1 changed files with 15 additions and 1 deletions
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16
misc-utils/wipefs.c
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@ -190,13 +190,27 @@ static struct wipe_desc *
read_offsets(struct wipe_desc *wp, const char *fname, int zap)
{
blkid_probe pr;
int rc;
if (!fname)
return NULL;
pr = blkid_new_probe_from_filename(fname);
if (!pr)
errx(EXIT_FAILURE, _("probing initialization failed"));
errx(EXIT_FAILURE, _("error: %s: probing initialization failed"), fname);
blkid_probe_enable_superblocks(pr, 0); /* enabled by default ;-( */
blkid_probe_enable_partitions(pr, 1);
rc = blkid_do_fullprobe(pr);
blkid_probe_enable_partitions(pr, 0);
if (rc == 0) {
const char *type = NULL;
blkid_probe_lookup_value(pr, "PTTYPE", &type, NULL);
errx(EXIT_FAILURE, _("error: %s: appears to contain '%s' "
"partition table"), fname, type);
}
blkid_probe_enable_superblocks(pr, 1);
blkid_probe_set_superblocks_flags(pr, BLKID_SUBLKS_MAGIC |