From d4b6b59283e2d0354e559280505647556d25106b Mon Sep 17 00:00:00 2001
From: Hsieh Chin Fan <typebrook@gmail.com>
Date: Fri, 19 Jun 2020 10:05:10 +0800
Subject: Simplify tac

---
 gist | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/gist b/gist
index 685a127..73e7018 100755
--- a/gist
+++ b/gist
@@ -91,13 +91,7 @@ tmp_file() {
     mktemp -p $tmp_dir -t $1.XXXXXX
   fi
 }
-tac() {
-  if [[ $(uname) == Darwin ]]; then 
-    tail -r $1
-  else
-    $(which tac) $1
-  fi
-}
+tac() { sed -e '1! G; h; $!d' $1; } # An easy way to reverse file content both on Linux and Darwin
 mtime() {
   if [[ $(uname) == Darwin ]]; then 
     stat -x $1 | grep Modify | cut -d' ' -f2- 
-- 
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