Refactored common cmake settings.

DRY (Don't Repeat Yourself) principle: set flags in one place
and reuse from other locations.

Author: Randall Britten

cmake/common.cmake

@@ -0,0 +1,12 @@
+macro(INITIALISE_PROJECT)
+  if(WIN32)
+    set(CMAKE_CXX_FLAGS "/W3")
+  else()
+    set(CMAKE_CXX_FLAGS "-Wall -W -Werror")
+  endif()
+
+  if (MSVC)
+    set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd /EHsc")
+  endif()
+
+endmacro()

src/CMakeLists.txt

@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.cmake_minimum_required (VERSION 3.1)
 
+INCLUDE(${CMAKE_SOURCE_DIR}/cmake/common.cmake)
 
 set(CELLML_EXPORT_H "${CMAKE_CURRENT_BINARY_DIR}/api/libcellml/libcellml_export.h")
 set(LIBCELLML_CONFIG_H "${CMAKE_CURRENT_BINARY_DIR}/libcellml_config.h")
@@ -97,8 +98,4 @@ install(FILES
 
 install(EXPORT libcellml-targets DESTINATION lib/cmake)
 
-if (MSVC)
-  set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd /EHsc")
-endif()
-
 set_target_properties(cellml PROPERTIES CXX_STANDARD 11 CXX_STANDARD_REQUIRED ON)

tests/CMakeLists.txt

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.cmake_minimum_required (VERSION 3.1)
 
+INCLUDE(${CMAKE_SOURCE_DIR}/cmake/common.cmake)
+
 # This adds another subdirectory, which has 'project(gtest)'.
 add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/gtest-1.7.0)
 
@@ -46,8 +48,4 @@ target_link_libraries(libcellmlTest cellml)
 # test executable.
 add_test(libcellmlTest libcellmlTest)
 
-if (MSVC)
-  set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd /EHsc")
-endif()
-
 set_target_properties(libcellmlTest PROPERTIES CXX_STANDARD 11 CXX_STANDARD_REQUIRED ON)