From 571ab7425a2c0158deedaab56b7665a854fc4325 Mon Sep 17 00:00:00 2001
From: Jeff Kowalski <jeff.kowalski@gmail.com>
Date: Sun, 11 Sep 2022 21:07:34 -0700
Subject: [PATCH] fix(cli): #6772 - trivial doomscripts fail

When trying to establish the value of EMACSDIR, the proper fallback
when BASH_SOURCE is undefined is $0 rather than 0, in correct shell-
scripting parlance.
---
 bin/doomscript | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/bin/doomscript b/bin/doomscript
index 203ed0552..1c16caf37 100755
--- a/bin/doomscript
+++ b/bin/doomscript
@@ -44,7 +44,7 @@ fi
 # Doom respects $EMACSDIR to tell it where Doom lives. If it fails, then this is
 # either isn't bash, or it's a posix shell being directly sourced with sh, which
 # is unsupported.
-export EMACSDIR="${EMACSDIR:-$(CDPATH= cd -- $(dirname -- "${BASH_SOURCE:-0}")/.. && pwd)}"
+export EMACSDIR="${EMACSDIR:-$(CDPATH= cd -- $(dirname -- "${BASH_SOURCE:-$0}")/.. && pwd)}"
 if [ ! -f "$EMACSDIR/early-init.el" ]; then
     >&2 echo "Error: cannot load $EMACSDIR/early-init.el."
     >&2 echo