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[5/6] Btrfs-progs: btrfs-restore, don't allow users to specify -r and -f at the same time

Message ID 1403141229-25565-5-git-send-email-wangsl.fnst@cn.fujitsu.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Wang Shilong June 19, 2014, 1:27 a.m. UTC
These two options are used for same purpose, but they are exclusive with
each other. Make it clear to common users.

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
---
 cmds-restore.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/cmds-restore.c b/cmds-restore.c
index 8267ab6..3a29ed6 100644
--- a/cmds-restore.c
+++ b/cmds-restore.c
@@ -1212,6 +1212,11 @@  int cmd_restore(int argc, char **argv)
 	else if (list_roots && optind >= argc)
 		usage(cmd_restore_usage);
 
+	if (fs_location && root_objectid) {
+		fprintf(stderr, "don't use -f and -r at the same time.\n");
+		return 1;
+	}
+
 	if ((ret = check_mounted(argv[optind])) < 0) {
 		fprintf(stderr, "Could not check mount status: %s\n",
 			strerror(-ret));