From 5ac08becfc82521ab4878e7cf61dbe79f98fc30a Mon Sep 17 00:00:00 2001
From: Kohsuke Kawaguchi <kk@kohsuke.org>
Date: Fri, 19 Aug 2011 11:50:42 -0700
Subject: [PATCH] improving error diagnostics

---
 core/src/main/java/hudson/lifecycle/UnixLifecycle.java | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/core/src/main/java/hudson/lifecycle/UnixLifecycle.java b/core/src/main/java/hudson/lifecycle/UnixLifecycle.java
index f85bde1c32..c7892c9cca 100644
--- a/core/src/main/java/hudson/lifecycle/UnixLifecycle.java
+++ b/core/src/main/java/hudson/lifecycle/UnixLifecycle.java
@@ -76,10 +76,9 @@ public class UnixLifecycle extends Lifecycle {
         }
 
         // exec to self
-        LIBC.execv(
-            Daemon.getCurrentExecutable(),
-            new StringArray(args.toArray(new String[args.size()])));
-        throw new IOException("Failed to exec "+LIBC.strerror(Native.getLastError()));
+        String exe = Daemon.getCurrentExecutable();
+        LIBC.execv(exe, new StringArray(args.toArray(new String[args.size()])));
+        throw new IOException("Failed to exec '"+exe+"' "+LIBC.strerror(Native.getLastError()));
     }
 
     @Override
-- 
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