From b29d3f4aee9fa91f4ea1019d09bf63bc81b9f830 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Mon, 2 Sep 2013 12:01:04 +0200
Subject: [PATCH] Only show trace messages when tracing is enabled

---
 src/libstore/build.cc | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 25bf848ca6..51314f7368 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -996,7 +996,7 @@ void DerivationGoal::killChild()
 
 void DerivationGoal::cancel(bool timeout)
 {
-    if (timeout)
+    if (settings.printBuildTrace && timeout)
         printMsg(lvlError, format("@ build-failed %1% - timeout") % drvPath);
     killChild();
     amDone(ecFailed);
@@ -1609,9 +1609,8 @@ void DerivationGoal::buildDone()
     /* Release the build user, if applicable. */
     buildUser.release();
 
-    if (settings.printBuildTrace) {
+    if (settings.printBuildTrace)
         printMsg(lvlError, format("@ build-succeeded %1% -") % drvPath);
-    }
 
     amDone(ecSuccess);
 }
@@ -2649,7 +2648,7 @@ SubstitutionGoal::~SubstitutionGoal()
 
 void SubstitutionGoal::cancel(bool timeout)
 {
-    if (timeout)
+    if (settings.printBuildTrace && timeout)
         printMsg(lvlError, format("@ substituter-failed %1% timeout") % storePath);
     if (pid != -1) {
         pid_t savedPid = pid;