From a0447345418e735a4b0fd401c1610950f66ed778 Mon Sep 17 00:00:00 2001
From: quoha <quoha@quoha.org>
Date: Sun, 15 Mar 2015 20:56:20 -0500
Subject: [PATCH] Add "getenv" as an wrapper for os.Getenv

Add a wrapper for the os.Getenv function. The
wrapper takes as input a string that is assumed to be an exported
variable name.

Fixes #977
---
 tpl/template.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tpl/template.go b/tpl/template.go
index 9322dc009..499e83186 100644
--- a/tpl/template.go
+++ b/tpl/template.go
@@ -1341,6 +1341,7 @@ func init() {
 		"getCSV":      GetCSV,
 		"getCsv":      GetCSV,
 		"seq":         helpers.Seq,
+		"getenv":      func(varName string) string { return os.Getenv(varName) },
 	}
 
 }