From 3fd01b171a74d28dc8e48b9ee5f2d0e9a3915fb8 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Thu, 27 Feb 2014 23:17:53 +0100
Subject: Set up a minimal /dev in chroots

Not bind-mounting the /dev from the host also solves the problem with
/dev/shm being a symlink to something not in the chroot.
---
 src/libutil/util.cc | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'src/libutil/util.cc')

diff --git a/src/libutil/util.cc b/src/libutil/util.cc
index 740d767a4..b264fc5f3 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -386,6 +386,13 @@ Paths createDirs(const Path & path)
 }
 
 
+void createSymlink(const Path & target, const Path & link)
+{
+    if (symlink(target.c_str(), link.c_str()))
+        throw SysError(format("creating symlink from `%1%' to `%2%'") % link % target);
+}
+
+
 LogType logType = ltPretty;
 Verbosity verbosity = lvlInfo;
 
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