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authorKarel Zak <kzak@redhat.com>2010-04-08 15:02:32 +0200
committerKarel Zak <kzak@redhat.com>2010-06-03 15:20:12 +0200
commitac808156cb45a6ae6696563991eb7e8811982f3c (patch)
tree6dc4a480ccc3fec20199d763d4b8e4fe176187aa /misc-utils/findmnt.c
parent3ef87248bf6567651af96bf49a77f177a4a29621 (diff)
downloadutil-linux-old-ac808156cb45a6ae6696563991eb7e8811982f3c.tar.gz
findmnt: don't swap source and target for tags
Signed-off-by: Karel Zak <kzak@redhat.com>
Diffstat (limited to 'misc-utils/findmnt.c')
-rw-r--r--misc-utils/findmnt.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/misc-utils/findmnt.c b/misc-utils/findmnt.c
index 70678235..6ce1ec8a 100644
--- a/misc-utils/findmnt.c
+++ b/misc-utils/findmnt.c
@@ -358,6 +358,7 @@ static mnt_tab *parse_tabfile(const char *path)
mnt_tab_strerror(tb, buf, sizeof(buf));
warnx(_("%s: parse error: %s"), path, buf);
}
+
return tb;
}
@@ -582,7 +583,7 @@ int main(int argc, char *argv[])
if (tabfile)
errx_mutually_exclusive("--{fstab,mtab,kernel}");
tabfile = _PATH_MNTTAB;
- flags &= ~TT_FL_TREE;
+ tt_flags &= ~TT_FL_TREE;
break;
case 'k': /* kernel (mountinfo) */
if (tabfile)
@@ -593,10 +594,6 @@ int main(int argc, char *argv[])
set_match(COL_FSTYPE, optarg);
break;
case 'r':
- if (!(tt_flags & TT_FL_TREE) &&
- !(tt_flags & TT_FL_RAW))
- errx_mutually_exclusive("--{raw,list}");
-
tt_flags &= ~TT_FL_TREE; /* disable the default */
tt_flags |= TT_FL_RAW; /* enable raw */
break;
@@ -644,9 +641,23 @@ int main(int argc, char *argv[])
if (!is_listall_mode() || (flags & FL_FIRSTONLY))
tt_flags &= ~TT_FL_TREE;
+ if (!(flags & FL_NOSWAPMATCH) &&
+ !get_match(COL_TARGET) && get_match(COL_SOURCE)) {
+ /*
+ * Check if we can swap source and target, it's
+ * not possible if the source is LABEL=/UUID=
+ */
+ const char *x = get_match(COL_SOURCE);
+
+ if (!strncmp(x, "LABEL=", 6) || !strncmp(x, "UUID=", 5))
+ flags |= FL_NOSWAPMATCH;
+ }
+
/*
* initialize libmount
*/
+ mnt_init_debug(0);
+
tb = parse_tabfile(tabfile);
if (!tb)
goto leave;
@@ -656,6 +667,7 @@ int main(int argc, char *argv[])
warn(_("failed to initialize libmount iterator"));
goto leave;
}
+
cache = mnt_new_cache();
if (!cache) {
warn(_("failed to initialize libmount cache"));
@@ -671,6 +683,7 @@ int main(int argc, char *argv[])
warn(_("failed to initialize output table"));
goto leave;
}
+
for (i = 0; i < ncolumns; i++) {
int fl = get_column_truncate(i) ? TT_FL_TRUNCATE : 0;