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swaponoff: add uuid/label support. By Natanael Copa

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function                                             old     new   delta
swap_enable_disable                                  130     150     +20
resolve_mount_spec                                    76      96     +20
mount_main                                          1152    1154      +2
findfs_main                                          125      80     -45
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(add/remove: 0/0 grow/shrink: 3/1 up/down: 42/-45)             Total: -3 bytes

Signed-off-by: Natanael Copa <natanael.copa@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Natanael Copa
2009-09-20 04:28:22 +02:00
committed by Denys Vlasenko
parent 2bf6634ef4
commit 9aff29997e
6 changed files with 51 additions and 33 deletions
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17
util-linux/volume_id/get_devname.c
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@@ -260,3 +260,20 @@ char *get_devname_from_uuid(const char *spec)
}
return NULL;
}
int resolve_mount_spec(char **fsname)
{
char *tmp = *fsname;
if (strncmp(*fsname, "UUID=", 5) == 0)
tmp = get_devname_from_uuid(*fsname + 5);
else if (strncmp(*fsname, "LABEL=", 6) == 0)
tmp = get_devname_from_label(*fsname + 6);
if (tmp == *fsname)
return 0; /* no UUID= or LABEL= prefix found */
if (tmp)
*fsname = tmp;
return 1;
}