From 4078fa8f72fd109882f8b5e918cb6f7a9c1ed535 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Tue, 31 May 2016 17:47:07 +0200
Subject: [PATCH] daemon: Fix typo.

Fixes a regression/typo introduced in
e08380fb6cefd3fd67c3c220a3ddaf385e6413cf.

* nix/libstore/build.cc (DerivationGoal::startBuilder): Canonicalize
"/tmp", not "/tmp/guix-build".
---
 nix/libstore/build.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nix/libstore/build.cc b/nix/libstore/build.cc
index 2d3960bf89..ae78e65199 100644
--- a/nix/libstore/build.cc
+++ b/nix/libstore/build.cc
@@ -1718,7 +1718,7 @@ void DerivationGoal::startBuilder()
 
     /* In a sandbox, for determinism, always use the same temporary
        directory. */
-    tmpDirInSandbox = useChroot ? canonPath("/tmp/guix-build-", true) + drvName + "-0" : tmpDir;
+    tmpDirInSandbox = useChroot ? canonPath("/tmp", true) + "/guix-build-" + drvName + "-0" : tmpDir;
 
     /* For convenience, set an environment pointing to the top build
        directory. */