From 9fcef3c45bd936b7da20679a1bb160c22f4945ff Mon Sep 17 00:00:00 2001
From: Vladislav Vaintroub <vvaintroub@koala>
Date: Mon, 7 Dec 2009 02:16:05 +0100
Subject: On Linux, support -Wl,--no-undefined (only client shared library) and
 --Wl,--as-needed (all shared modules). The later will remove unused
 dependencies (also from gcc and C++ runtime)

---
 libmysql/CMakeLists.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

(limited to 'libmysql/CMakeLists.txt')

diff --git a/libmysql/CMakeLists.txt b/libmysql/CMakeLists.txt
index efd6d553be4..db7d2ee2468 100755
--- a/libmysql/CMakeLists.txt
+++ b/libmysql/CMakeLists.txt
@@ -167,7 +167,14 @@ IF(NOT DISABLE_SHARED)
       OUTPUT_NAME mysqlclient 
       VERSION "${SHARED_LIB_MAJOR_VERSION}.0.0" 
       SOVERSION "${SHARED_LIB_MAJOR_VERSION}")
-
+    IF(LINK_FLAG_NO_UNDEFINED)
+      GET_TARGET_PROPERTY(libmysql_link_flags libmysql LINK_FLAGS)
+      IF(NOT libmysql_link_flag)
+        SET(libmysql_link_flags)
+      ENDIF()
+      SET_TARGET_PROPERTIES(libmysql PROPERTIES LINK_FLAGS 
+        "${libmysql_link_flags} ${LINK_FLAG_NO_UNDEFINED}")
+    ENDIF() 
     # clean direct output needs to be set several targets have the same name
     #(mysqlclient in this case)
     SET_TARGET_PROPERTIES(mysqlclient PROPERTIES CLEAN_DIRECT_OUTPUT 1)
-- 
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