btrfs-progs: getopt, use symbolic name for argument requirements

Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 17 insertions, 17 deletions

diff --git a/btrfs-corrupt-block.c b/btrfs-corrupt-block.c
index 56b553d..cf92673 100644
--- a/btrfs-corrupt-block.c
+++ b/btrfs-corrupt-block.c
@@ -1019,23 +1019,23 @@ int main(int ac, char **av)
 		int c;
 		static const struct option long_options[] = {
 			/* { "byte-count", 1, NULL, 'b' }, */
-			{ "logical", 1, NULL, 'l' },
-			{ "copy", 1, NULL, 'c' },
-			{ "bytes", 1, NULL, 'b' },
-			{ "extent-record", 0, NULL, 'e' },
-			{ "extent-tree", 0, NULL, 'E' },
-			{ "keys", 0, NULL, 'k' },
-			{ "chunk-record", 0, NULL, 'u' },
-			{ "chunk-tree", 0, NULL, 'U' },
-			{ "inode", 1, NULL, 'i'},
-			{ "file-extent", 1, NULL, 'x'},
-			{ "metadata-block", 1, NULL, 'm'},
-			{ "field", 1, NULL, 'f'},
-			{ "key", 1, NULL, 'K'},
-			{ "item", 0, NULL, 'I'},
-			{ "dir-item", 0, NULL, 'D'},
-			{ "delete", 0, NULL, 'd'},
-			{ "root", 0, NULL, 'r'},
+			{ "logical", required_argument, NULL, 'l' },
+			{ "copy", required_argument, NULL, 'c' },
+			{ "bytes", required_argument, NULL, 'b' },
+			{ "extent-record", no_argument, NULL, 'e' },
+			{ "extent-tree", no_argument, NULL, 'E' },
+			{ "keys", no_argument, NULL, 'k' },
+			{ "chunk-record", no_argument, NULL, 'u' },
+			{ "chunk-tree", no_argument, NULL, 'U' },
+			{ "inode", required_argument, NULL, 'i'},
+			{ "file-extent", required_argument, NULL, 'x'},
+			{ "metadata-block", required_argument, NULL, 'm'},
+			{ "field", required_argument, NULL, 'f'},
+			{ "key", required_argument, NULL, 'K'},
+			{ "item", no_argument, NULL, 'I'},
+			{ "dir-item", no_argument, NULL, 'D'},
+			{ "delete", no_argument, NULL, 'd'},
+			{ "root", no_argument, NULL, 'r'},
 			{ NULL, 0, NULL, 0 }
 		};