From 256044c04f3cbaec11c68345309fb570b55ade6b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Robin=20von=20B=C3=BClow?=
 <48244604+rvbuelow@users.noreply.github.com>
Date: Wed, 2 Oct 2019 12:42:14 +0200
Subject: [PATCH] Use GIT_DIR environment variable to to set .git directory

---
 bin/git-ignore | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/bin/git-ignore b/bin/git-ignore
index 7c4d7ec..c0e91fb 100755
--- a/bin/git-ignore
+++ b/bin/git-ignore
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+: ${GIT_DIR:=.git}
+
 function show_contents {
   local file="${2/#~/$HOME}"
   if [ -f "$file" ]; then
@@ -37,13 +39,13 @@ function add_local {
 
 function show_private {
   cd "$(git root)"
-  show_contents Private .git/info/exclude
+  show_contents Private "${GIT_DIR}/info/exclude"
 }
 
 function add_private {
   cd "$(git root)"
-  test -d .git/info || mkdir -p .git/info
-  add_patterns .git/info/exclude "$@"
+  test -d "${GIT_DIR}/info" || mkdir -p "${GIT_DIR}/info"
+  add_patterns "${GIT_DIR}/info/exclude" "$@"
 }
 
 function add_patterns {