Prevent "git-commit -a path1 path2..."

When you want to create a partial commit, giving -a by mistake
would ignore the given path.  Prevent it.

Signed-off-by: Junio C Hamano <junkio@cox.net>

diff --git a/git-commit.sh b/git-commit.sh
index 41955e8e64da2d2e04ab4a2890c673a39fc20ffe..27aea80a43acf7ee7994b53ef05828edd84f3f73 100755 (executable)
--- a/git-commit.sh
+++ b/git-commit.sh
@@ -92,10 +92,13 @@ tt*)
 esac
 
 case "$all,$#" in
-t,*)
+t,0)
        git-diff-files --name-only -z |
        git-update-index --remove -z --stdin
        ;;
+t,*)
+       die "Cannot use -a and explicit files at the same time."
+       ;;
 ,0)
        ;;
 *)