X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=git-checkout.sh;fp=git-checkout.sh;h=cb33fdc7e20272a77d97d1b68c31d9b93d3cf4d4;hb=b0bafe0364860ba45b74a5aec5b920213d5caa34;hp=73652fa5f367b8200a9fb05740c09cf12a72bc54;hpb=c2d07d24e48fd7109ac4c717bcdc6b82609ece1a;p=git.git

diff --git a/git-checkout.sh b/git-checkout.sh
index 73652fa5..cb33fdc7 100755
--- a/git-checkout.sh
+++ b/git-checkout.sh
@@ -1,6 +1,10 @@
 #!/bin/sh
 . git-sh-setup || die "Not a git archive"
 
+usage () {
+    die "usage: git checkout [-f] [-b <new_branch>] [<branch>] [<paths>...]"
+}
+
 old=$(git-rev-parse HEAD)
 new=
 force=
@@ -26,6 +30,9 @@ while [ "$#" != "0" ]; do
 	--)
 		break
 		;;
+	-*)
+		usage
+		;;
 	*)
 		if rev=$(git-rev-parse --verify "$arg^0" 2>/dev/null)
 		then