svn commit: r241284 - head/sys/boot/i386/loader

[Andriy Gapon]

Author: avg
Date: Sat Oct  6 19:27:54 2012
New Revision: 241284
URL: http://svn.freebsd.org/changeset/base/241284

Log:
  zfs boot: add lszfs command to i386 loader
  
  ... to list child datasets of a specified dataset.
  Dataset name should be provided in poolname/dsname format.
  
  MFC after:	17 days

Modified:
  head/sys/boot/i386/loader/main.c

Modified: head/sys/boot/i386/loader/main.c
==============================================================================
--- head/sys/boot/i386/loader/main.c	Sat Oct  6 19:27:04 2012	(r241283)
+++ head/sys/boot/i386/loader/main.c	Sat Oct  6 19:27:54 2012	(r241284)
@@ -322,6 +322,29 @@ command_heap(int argc, char *argv[])
     return(CMD_OK);
 }
 
+#ifdef LOADER_ZFS_SUPPORT
+COMMAND_SET(lszfs, "lszfs", "list child datasets of a zfs dataset",
+    command_lszfs);
+
+static int
+command_lszfs(int argc, char *argv[])
+{
+    int err;
+
+    if (argc != 2) {
+	command_errmsg = "wrong number of arguments";
+	return (CMD_ERROR);
+    }
+
+    err = zfs_list(argv[1]);
+    if (err != 0) {
+	command_errmsg = strerror(err);
+	return (CMD_ERROR);
+    }
+    return (CMD_OK);
+}
+#endif
+
 /* ISA bus access functions for PnP. */
 static int
 isa_inb(int port)