X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?p=topgit.git;a=blobdiff_plain;f=tg-depend.sh;h=e1a6f17f279aa0b4ae8e6ba8030bd513d18e6a55;hp=af78808805449428ca0db06a2c5076ae116ac6a2;hb=b725fc951a37854fc65945ac5bcab3bc61ccbd94;hpb=d272e32afc116764cf2afc1033320953466f5ed5

diff --git a/tg-depend.sh b/tg-depend.sh
index af78808..e1a6f17 100644
--- a/tg-depend.sh
+++ b/tg-depend.sh
@@ -8,8 +8,16 @@ name=
 
 ## Parse options
 
-subcmd="$1"; shift
-[ "$subcmd" = "add" ] || die "unknown subcommand ($subcmd)"
+subcmd="$1"; shift || :
+case "$subcmd" in
+	-h|"")
+		echo "Usage: tg [...] depend add NAME" >&2
+		exit 1;;
+	add)
+		;;
+	*)
+		die "unknown subcommand ($subcmd)";;
+esac
 
 while [ -n "$1" ]; do
 	arg="$1"; shift
@@ -29,13 +37,12 @@ done
 [ -n "$name" ] || die "no branch name specified"
 branchrev="$(git rev-parse --verify "$name" 2>/dev/null)" ||
 	die "invalid branch name: $name"
-baserev="$(git rev-parse --verify "refs/top-bases/$name" 2>/dev/null)" ||
-	die "not a TopGit topic branch: $name"
-
 
 ## Record new dependency
 
-echo "$name" >>.topdeps
-git add .topdeps
+echo "$name" >>"$root_dir/.topdeps"
+git add -f "$root_dir/.topdeps"
 git commit -m"New TopGit dependency: $name"
 $tg update
+
+# vim:noet