# HG changeset patch
# User Sebastien Jodogne <s.jodogne@gmail.com>
# Date 1515007535 -3600
# Node ID cbb8deaacdf7aed7d4db067ab256546e9a74192b
# Parent  6b3c0d5f65afa386eb5200471ecf20eb104dbb7c
Fix static build on CentOS 6

diff -r 6b3c0d5f65af -r cbb8deaacdf7 NEWS
--- a/NEWS	Wed Jan 03 16:56:52 2018 +0100
+++ b/NEWS	Wed Jan 03 20:25:35 2018 +0100
@@ -16,6 +16,7 @@
 * Upgrade to curl 7.57.0 for static and Windows builds
 * Support of Linux Standard Base
 * Static linking against libuuid (from e2fsprogs)
+* Fix static build on CentOS 6
 
 
 Version 1.3.1 (2017-11-29)
diff -r 6b3c0d5f65af -r cbb8deaacdf7 Resources/CMake/Compiler.cmake
--- a/Resources/CMake/Compiler.cmake	Wed Jan 03 16:56:52 2018 +0100
+++ b/Resources/CMake/Compiler.cmake	Wed Jan 03 20:25:35 2018 +0100
@@ -195,6 +195,16 @@
 endif()
 
 
+if (CMAKE_COMPILER_IS_GNUCXX)
+  # "When creating a static library using binutils (ar) and there
+  # exist a duplicate object name (e.g. a/Foo.cpp.o, b/Foo.cpp.o), the
+  # resulting static library can end up having only one of the
+  # duplicate objects. [...] This bug only happens if there are many
+  # objects." https://cmake.org/Bug/view.php?id=14874
+  set(CMAKE_CXX_ARCHIVE_APPEND "<CMAKE_AR> <LINK_FLAGS> q <TARGET> <OBJECTS>")
+endif()
+
+
 if (STATIC_BUILD)
   add_definitions(-DORTHANC_STATIC=1)
 else()