From: Ian Kelling <ian@iankelling.org>
Date: Wed, 18 Jun 2014 01:53:51 +0000 (-0700)
Subject: minor perf idiom improvement
X-Git-Url: https://iankelling.org/git/?p=tee-unique;a=commitdiff_plain;h=0a9b2b99289f77d803506dc168b9f69c2c5f7924

minor perf idiom improvement
---

diff --git a/appendu b/appendu
index c7455dc..1d9388e 100755
--- a/appendu
+++ b/appendu
@@ -56,7 +56,7 @@ Appended lines are output to the terminal.
         readsudo=
         writesudo=
     fi
-    if [[ $@ ]]; then
+    if (( $# )); then
         for x in "$@"; do
             [[ -e "$file" ]] && $readsudo grep -q "^$x$" "$file" || $writesudo tee -a "$file"<<<"$x"
         done
diff --git a/appendu-function b/appendu-function
index 40a4edf..a169bd7 100644
--- a/appendu-function
+++ b/appendu-function
@@ -56,7 +56,7 @@ Appended lines are output to the terminal.
         readsudo=
         writesudo=
     fi
-    if [[ $@ ]]; then
+    if (( $# )); then
         for x in "$@"; do
             [[ -e "$file" ]] && $readsudo grep -q "^$x$" "$file" || $writesudo tee -a "$file"<<<"$x"
         done