4573 ZFS snapshot alias

illumos/illumos-gate@7dbbcd8300

cmd/zfs/zfs_main.c

@@ -3052,7 +3052,7 @@ zfs_do_list(int argc, char **argv)
 			flags &= ~ZFS_ITER_PROP_LISTSNAPS;
 			while (*optarg != '\0') {
 				static char *type_subopts[] = { "filesystem",
-				    "volume", "snapshot", "bookmark",
+				    "volume", "snapshot", "snap", "bookmark",
 				    "all", NULL };
 
 				switch (getsubopt(&optarg, type_subopts,
@@ -3064,12 +3064,13 @@ zfs_do_list(int argc, char **argv)
 					types |= ZFS_TYPE_VOLUME;
 					break;
 				case 2:
+				case 3:
 					types |= ZFS_TYPE_SNAPSHOT;
 					break;
-				case 3:
+				case 4:
 					types |= ZFS_TYPE_BOOKMARK;
 					break;
-				case 4:
+				case 5:
 					types = ZFS_TYPE_DATASET |
 					    ZFS_TYPE_BOOKMARK;
 					break;
@@ -6774,6 +6775,12 @@ main(int argc, char **argv)
 		if (strcmp(cmdname, "recv") == 0)
 			cmdname = "receive";
 
+		/*
+		 * The 'snap' command is an alias for 'snapshot'
+		 */
+		if (strcmp(cmdname, "snap") == 0)
+			cmdname = "snapshot";
+
 		/*
 		 * Special case '-?'
 		 */