diff options
Diffstat (limited to 'libdiskfs/readonly.c')
| -rw-r--r-- | libdiskfs/readonly.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/libdiskfs/readonly.c b/libdiskfs/readonly.c index 18ade09a..17ed312e 100644 --- a/libdiskfs/readonly.c +++ b/libdiskfs/readonly.c @@ -21,6 +21,7 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include <fcntl.h> +#include <error.h> #include "priv.h" @@ -29,13 +30,23 @@ int _diskfs_diskdirty; int diskfs_check_readonly () { + error_t err; + if (diskfs_readonly) return 1; else { if (!_diskfs_diskdirty) { - diskfs_set_hypermetadata (1, 0); + err = diskfs_set_hypermetadata (1, 0); + if (err) + { + error (0, 0, + "%s: MEDIA NOT WRITABLE; switching to READ-ONLY", + diskfs_device_arg); + diskfs_readonly = 1; + return 1; + } _diskfs_diskdirty = 1; } return 0; |