Have td(1) use isgr(1)

Needs to test for its existence first, otherwise it'll create a
repository for no reason

1 files changed, 2 insertions, 8 deletions

diff --git a/bin/td b/bin/td
index 466d2ed4..bd399698 100755
--- a/bin/td
+++ b/bin/td
@@ -27,15 +27,9 @@ fi
 # Change into the directory
 cd -- "$dir" || exit
 
-# Quick function to determine if a directory is a Git repository
-isrepo() {
-    { git symbolic-ref --quiet HEAD ||
-        git rev-parse --short HEAD 
-    } >/dev/null 2>&1
-}
-
 # If the current directory isn't a Git repository, try to create one
-if ! isrepo ; then
+hash isgr || exit
+if ! isgr ; then
     git init || exit
 fi