diff options
| -rw-r--r-- | libdiskfs/readonly.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/libdiskfs/readonly.c b/libdiskfs/readonly.c index 3425e299..b45e756e 100644 --- a/libdiskfs/readonly.c +++ b/libdiskfs/readonly.c @@ -24,6 +24,24 @@ #include "priv.h" +int _diskfs_diskdirty; + +int +diskfs_check_readonly () +{ + if (diskfs_readonly) + return 1; + else + { + if (!_diskfs_diskdirty) + { + diskfs_set_hypermetadata (0, 0); + _diskfs_diskdirty = 1; + } + return 0; + } +} + /* Change an active filesystem between read-only and writable modes, setting the global variable DISKFS_READONLY to reflect the current mode. If an error is returned, nothing will have changed. The user should hold @@ -61,6 +79,7 @@ diskfs_set_readonly (int readonly) { diskfs_sync_everything (1); diskfs_set_hypermetadata (1, 1); + _diskfs_diskdirty = 0; } } |