[4/7] git commit: Fixed a log line to show the path of launcher in process isolator.

[vi...@apache.org]

Fixed a log line to show the path of launcher in process isolator.

Review: https://reviews.apache.org/r/12796


Project: http://git-wip-us.apache.org/repos/asf/mesos/repo
Commit: http://git-wip-us.apache.org/repos/asf/mesos/commit/e8108ca8
Tree: http://git-wip-us.apache.org/repos/asf/mesos/tree/e8108ca8
Diff: http://git-wip-us.apache.org/repos/asf/mesos/diff/e8108ca8

Branch: refs/heads/master
Commit: e8108ca8d34f3002b82cd0ea3322ab89c1ee3ef3
Parents: 468ab99
Author: Vinod Kone <vi...@twitter.com>
Authored: Sat Jul 20 22:21:03 2013 -0700
Committer: Vinod Kone <vi...@twitter.com>
Committed: Mon Jul 22 21:50:44 2013 -0700

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 src/slave/process_isolator.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/mesos/blob/e8108ca8/src/slave/process_isolator.cpp
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diff --git a/src/slave/process_isolator.cpp b/src/slave/process_isolator.cpp
index 4b65b35..cd794f6 100644
--- a/src/slave/process_isolator.cpp
+++ b/src/slave/process_isolator.cpp
@@ -216,7 +216,9 @@ void ProcessIsolator::launchExecutor(
 
     if (realpath.isError()) {
       EXIT(1) << "Failed to determine the canonical path "
-              << "for the mesos-launcher: " << realpath.error();
+              << "for the mesos-launcher '"
+              << path::join(flags.launcher_dir, "mesos-launcher")
+              << "': " << realpath.error();
     }
 
     // Grab a copy of the path so that we can reliably use 'c_str()'.