From 0dbd4157be48e1027d910fa52936d38360355ffe Mon Sep 17 00:00:00 2001
From: "Z. Grace Moreau" <zgracem@users.noreply.github.com>
Date: Sun, 17 Jan 2021 14:25:09 -0700
Subject: [PATCH] query fish's PID correctly; also output executable names only

---
 Library/Homebrew/cmd/shellenv.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Library/Homebrew/cmd/shellenv.sh b/Library/Homebrew/cmd/shellenv.sh
index d6b9a86385..0f129677e0 100644
--- a/Library/Homebrew/cmd/shellenv.sh
+++ b/Library/Homebrew/cmd/shellenv.sh
@@ -6,7 +6,7 @@
 #:  Consider adding evaluation of this command's output to your dotfiles (e.g. `~/.profile`, `~/.bash_profile`, or `~/.zprofile`) with: `eval $(brew shellenv)`
 
 homebrew-shellenv() {
-  case "$(/bin/ps -p $PPID -o comm=)" in
+  case "$(/bin/ps -p ${PPID:-$fish_pid} -c -o comm=)" in
     fish|-fish)
       echo "set -gx HOMEBREW_PREFIX \"$HOMEBREW_PREFIX\";"
       echo "set -gx HOMEBREW_CELLAR \"$HOMEBREW_CELLAR\";"