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authorNaios <naios-dev@live.de>2016-03-20 00:50:21 +0100
committerNaios <naios-dev@live.de>2016-03-24 02:38:54 +0100
commit2613413608337d61994503df0e2d9ed05d3c4ee4 (patch)
treec560bb1832b8a9aa13837dd662bfb9fa514475f4 /cmake/compiler/gcc
parentf37682b7edd0d711e1120cbdd9d627fb5b9dbde1 (diff)
Core/Build: Add the possibility to link libraries dynamically.
* makes it possible to access exported singletons from other shared lib's. * reduces binary size (cherry picked from commit f4e0945b13a70225684e7421d9542efae6a47c89)
Diffstat (limited to 'cmake/compiler/gcc')
-rw-r--r--cmake/compiler/gcc/settings.cmake12
1 files changed, 12 insertions, 0 deletions
diff --git a/cmake/compiler/gcc/settings.cmake b/cmake/compiler/gcc/settings.cmake
index acd71e82fd9..d9eda767b8e 100644
--- a/cmake/compiler/gcc/settings.cmake
+++ b/cmake/compiler/gcc/settings.cmake
@@ -34,3 +34,15 @@ if( WITH_COREDEBUG )
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g3")
message(STATUS "GCC: Debug-flags set (-g3)")
endif()
+
+if (WITH_DYNAMIC_LINKING)
+ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC -fvisibility=hidden -Wno-attributes")
+ set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -fvisibility=hidden -Wno-attributes")
+
+ # Should break the build when there are TRINITY_*_API macros missing
+ # but it complains about missing references in precompiled headers.
+ # set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wl,--no-undefined")
+ # set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wl,--no-undefined")
+
+ message(STATUS "GCC: Enabled shared linking")
+endif()