From a097148feeb46a612c594e77a7a1b620aae2f851 Mon Sep 17 00:00:00 2001
From: quassel <quassel@graviton.(none)>
Date: Fri, 13 Mar 2009 15:44:07 +0000
Subject: [PATCH] Handle empty LINK_EXTRA

---
 CMakeLists.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dbafc334..6a2cf835 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -79,8 +79,10 @@ endif(WIN32)
 # Define a comma-separated list here
 # e.g. for pgsql, we need -DLINK_EXTRA=pq;crypt
 set(LINK_EXTRA "" CACHE STRING "Semicolon-separated list of libraries to be linked")
-string(REPLACE "," ";" LINK_EXTRA ${LINK_EXTRA})
-link_libraries(${LINK_EXTRA})
+if(LINK_EXTRA)
+  string(REPLACE "," ";" LINK_EXTRA ${LINK_EXTRA})
+  link_libraries(${LINK_EXTRA})
+endif(LINK_EXTRA)
 
 # Build Type
 # We need to make sure it's not empty
-- 
2.20.1