From e002f96a56fd2a3dcf5aa509002e5f6a5a007428 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Mon, 11 Dec 2006 15:46:54 +0000
Subject: [PATCH] * TMI.

svn path=/nixpkgs/trunk/; revision=7315
---
 pkgs/stdenv/generic/setup-new2.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkgs/stdenv/generic/setup-new2.sh b/pkgs/stdenv/generic/setup-new2.sh
index 3f8577d2d75f..6e5993e90dc4 100644
--- a/pkgs/stdenv/generic/setup-new2.sh
+++ b/pkgs/stdenv/generic/setup-new2.sh
@@ -230,7 +230,9 @@ substituteAll() {
     
     # Select all environment variables that start with a lowercase character.
     for envVar in $(env | sed "s/^[^a-z].*//" | sed "s/^\([^=]*\)=.*/\1/"); do
-        echo "$envVar -> ${!envVar}"
+        if test "$NIX_DEBUG" = "1"; then
+            echo "$envVar -> ${!envVar}"
+        fi
         args="$args --subst-var $envVar"
     done