From 9088dee9e265db8176b61e53ac43a916fdd34a3d Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <e.dolstra@tudelft.nl>
Date: Wed, 8 Mar 2006 14:11:19 +0000
Subject: * Some refactoring of the exception handling code so that we can
 catch   Nix expression assertion failures.

---
 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 ee34cb18a59e..0d970e69e303 100644
--- a/src/libutil/util.cc
+++ b/src/libutil/util.cc
@@ -25,6 +25,13 @@ Error::Error(const format & f)
 }
 
 
+Error & Error::addPrefix(const format & f)
+{
+    err = f.str() + err;
+    return *this;
+}
+
+
 SysError::SysError(const format & f)
     : Error(format("%1%: %2%") % f.str() % strerror(errno))
 {
-- 
cgit 1.4.1