diff options
| -rw-r--r-- | ext2fs/ext2fs.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/ext2fs/ext2fs.c b/ext2fs/ext2fs.c index 16e7ee5e..40ed1580 100644 --- a/ext2fs/ext2fs.c +++ b/ext2fs/ext2fs.c @@ -143,8 +143,10 @@ usage(int status) printf("\ \n\ -r, --readonly disable writing to DEVICE\n\ - -s, --sync[=INTERVAL] write data out immediately or at least ever\n\ - INTERVAL seconds\n\ + -w, --writable enable writing to DEVICE\n\ + -s, --sync[=INTERVAL] with an argument, sync every INTERVAL seconds,\n\ + otherwise operate in synchronous mode\n\ + -n, --nosync never sync the filesystem\n\ --help display this help and exit\n\ --version output version information and exit\n\ "); @@ -152,12 +154,14 @@ usage(int status) exit (status); } -#define SHORT_OPTIONS "rs?" +#define SHORT_OPTIONS "rwsn?V" static struct option options[] = { {"readonly", no_argument, 0, 'r'}, + {"writable", no_argument, 0, 'w'}, {"sync", optional_argument, 0, 's'}, + {"nosync", no_argument, 0, 'n'}, {"help", no_argument, 0, '?'}, {"version", no_argument, 0, 'V'}, {0, 0, 0, 0} @@ -194,12 +198,18 @@ main (int argc, char **argv) { case 'r': diskfs_readonly = 1; break; + case 'w': + diskfs_readonly = 0; break; case 's': if (optarg == NULL) diskfs_synchronous = 1; else diskfs_default_sync_interval = atoi (optarg); break; + case 'n': + diskfs_synchronous = 0; + diskfs_default_sync_interval = 0; + break; case 'V': printf("%s %d.%d.%d\n", diskfs_server_name, diskfs_major_version, diskfs_minor_version, diskfs_edit_version); |