From 3e13a24e8267d13735cafa29874779099f2186f7 Mon Sep 17 00:00:00 2001
From: MATSUYAMA Kengo <k-matsuyama@bns-g.com>
Date: Thu, 30 Jun 2016 18:51:39 +0900
Subject: [PATCH] Add PATH cleaner.

---
 .shrc.d/01env                    | 4 +---
 .shrc.d/{keychain => 30keychain} | 0
 .shrc.d/{rbenv => 30rbenv}       | 0
 .shrc.d/99path                   | 4 ++++
 4 files changed, 5 insertions(+), 3 deletions(-)
 rename .shrc.d/{keychain => 30keychain} (100%)
 rename .shrc.d/{rbenv => 30rbenv} (100%)
 create mode 100644 .shrc.d/99path

diff --git a/.shrc.d/01env b/.shrc.d/01env
index 6588388..2681388 100644
--- a/.shrc.d/01env
+++ b/.shrc.d/01env
@@ -3,9 +3,7 @@
 # path
 for i in ~/bin; do
   test -d "$i" || continue
-  if ! echo ":$PATH:" | fgrep -q ":$i:"; then
-    PATH="$i:$PATH"
-  fi
+  PATH="$i:$PATH"
 done
 
 # mail address
diff --git a/.shrc.d/keychain b/.shrc.d/30keychain
similarity index 100%
rename from .shrc.d/keychain
rename to .shrc.d/30keychain
diff --git a/.shrc.d/rbenv b/.shrc.d/30rbenv
similarity index 100%
rename from .shrc.d/rbenv
rename to .shrc.d/30rbenv
diff --git a/.shrc.d/99path b/.shrc.d/99path
new file mode 100644
index 0000000..78dba16
--- /dev/null
+++ b/.shrc.d/99path
@@ -0,0 +1,4 @@
+# vim: set ft=sh:
+
+# Remove duplicate entries from PATH
+PATH=$(echo "$PATH" | awk -v RS=: '!a[$1]++ { printf (NR > 1 ? ":" : "") $1 }')