Added threading support to CMake files.

CMakeLists.txt

@@ -16,6 +16,12 @@ option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
 
 find_package(OpenGL REQUIRED)
 
+set(CMAKE_THREAD_PREFER_PTHREADS YES)
+find_package(Threads)
+if (CMAKE_THREAD_LIBS_INIT)
+    list(APPEND glfw_LIBRARIES ${CMAKE_THREAD_LIBS_INIT})
+endif()
+
 #--------------------------------------------------------------------
 # Enable all warnings on GCC, regardless of OS
 #--------------------------------------------------------------------

tests/CMakeLists.txt

@@ -31,6 +31,10 @@ add_executable(peter peter.c)
 add_executable(reopen reopen.c)
 add_executable(threads threads.c ${TINYCTHREAD})
 
+if (BUILD_SHARED_LIBS)
+    target_link_libraries(threads ${CMAKE_THREAD_LIBS_INIT})
+endif()
+
 add_executable(accuracy WIN32 MACOSX_BUNDLE accuracy.c)
 set_target_properties(accuracy PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Accuracy")