Merge pull request #635 from DanielChabrowski/cmake_explicit_lang

CMake explicit language

CMakeLists.txt

@@ -4,7 +4,7 @@
 #
 
 cmake_minimum_required(VERSION 3.1)
-project(spdlog VERSION 0.16.3)
+project(spdlog VERSION 0.16.3 LANGUAGES CXX)
 include(CTest)
 include(CMakeDependentOption)
 include(GNUInstallDirs)
@@ -73,7 +73,6 @@ configure_file("cmake/spdlog.pc.in" "${pkg_config}" @ONLY)
 install(
     TARGETS spdlog
     EXPORT "${targets_export_name}"
-    INCLUDES DESTINATION "${include_install_dir}"
 )
 
 # install headers

example/CMakeLists.txt

@@ -21,8 +21,8 @@
 # * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 # *************************************************************************/
 
-cmake_minimum_required(VERSION 3.0)
-project(SpdlogExamples)
+cmake_minimum_required(VERSION 3.1)
+project(SpdlogExamples CXX)
 
 if(TARGET spdlog)
   # Part of the main project
@@ -32,16 +32,16 @@ else()
   find_package(spdlog CONFIG REQUIRED)
 endif()
 
-find_package(Threads)
+find_package(Threads REQUIRED)
 
 add_executable(example example.cpp)
-target_link_libraries(example spdlog::spdlog ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries(example spdlog::spdlog Threads::Threads)
 
 add_executable(benchmark bench.cpp)
-target_link_libraries(benchmark spdlog::spdlog ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries(benchmark spdlog::spdlog Threads::Threads)
 
 add_executable(multisink multisink.cpp)
-target_link_libraries(multisink spdlog::spdlog ${CMAKE_THREAD_LIBS_INIT})
+target_link_libraries(multisink spdlog::spdlog Threads::Threads)
 
 enable_testing()
 file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/logs")

tests/CMakeLists.txt

-project(spdlog-utests)
+project(spdlog-utests CXX)
 
 enable_testing()
 find_package(Threads REQUIRED)