From 8c76df93e6fe021df6a6aa2b2c710202db326a34 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Sun, 3 Dec 2006 02:22:04 +0000
Subject: * Better error message if the worker doesn't start.

---
 src/libstore/remote-store.cc | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/libstore/remote-store.cc b/src/libstore/remote-store.cc
index 87547ce91..f724ac62f 100644
--- a/src/libstore/remote-store.cc
+++ b/src/libstore/remote-store.cc
@@ -67,10 +67,14 @@ RemoteStore::RemoteStore()
 
     
     /* Send the magic greeting, check for the reply. */
-    writeInt(WORKER_MAGIC_1, to);
-    
-    unsigned int magic = readInt(from);
-    if (magic != WORKER_MAGIC_2) throw Error("protocol mismatch");
+    try {
+        writeInt(WORKER_MAGIC_1, to);
+        unsigned int magic = readInt(from);
+        if (magic != WORKER_MAGIC_2) throw Error("protocol mismatch");
+    } catch (Error & e) {
+        throw Error(format("cannot start worker process `%1%' (%2%)")
+            % worker % e.msg());
+    }
 }
 
 
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