update some CMakeLists.txt

Author: Nathan Ho

01-BoringMixer/CMakeLists.txt

@@ -12,10 +12,58 @@ if(APPLE OR WIN32)
 set(CMAKE_SHARED_MODULE_SUFFIX ".scx")
 endif()
 
-if (CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2 -mstackrealign -mfpmath=sse")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2 -mstackrealign -mfpmath=sse")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+option(CPP11 "Build with c++11." ON)
+
+if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
+    add_definitions(-fvisibility=hidden)
+
+    include (CheckCCompilerFlag)
+    include (CheckCXXCompilerFlag)
+
+    CHECK_C_COMPILER_FLAG(-msse HAS_SSE)
+    CHECK_CXX_COMPILER_FLAG(-msse HAS_CXX_SSE)
+
+    if (HAS_SSE)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse")
+    endif()
+    if (HAS_CXX_SSE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse")
+    endif()
+
+    CHECK_C_COMPILER_FLAG(-msse2 HAS_SSE2)
+    CHECK_CXX_COMPILER_FLAG(-msse2 HAS_CXX_SSE2)
+
+    if (HAS_SSE2)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2")
+    endif()
+    if (HAS_CXX_SSE2)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2")
+    endif()
+
+    CHECK_C_COMPILER_FLAG(-mfpmath=sse HAS_FPMATH_SSE)
+    CHECK_CXX_COMPILER_FLAG(-mfpmath=sse HAS_CXX_FPMATH_SSE)
+
+    if (HAS_FPMATH_SSE)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfpmath=sse")
+    endif()
+    if (HAS_CXX_FPMATH_SSE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpmath=sse")
+    endif()
+
+    if(NATIVE)
+        add_definitions(-march=native)
+    endif()
+
+    if(CPP11)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+        if(CMAKE_COMPILER_IS_CLANG)
+            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
+        endif()
+    endif()
+endif()
+if(MINGW)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mstackrealign")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mstackrealign")
 endif()
 
 add_library(${PROJECT} MODULE BoringMixer.cpp)

02-MySaw/CMakeLists.txt

@@ -12,10 +12,58 @@ if(APPLE OR WIN32)
 set(CMAKE_SHARED_MODULE_SUFFIX ".scx")
 endif()
 
-if (CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
-    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2 -mstackrealign -mfpmath=sse")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2 -mstackrealign -mfpmath=sse")
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+option(CPP11 "Build with c++11." ON)
+
+if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_COMPILER_IS_CLANG)
+    add_definitions(-fvisibility=hidden)
+
+    include (CheckCCompilerFlag)
+    include (CheckCXXCompilerFlag)
+
+    CHECK_C_COMPILER_FLAG(-msse HAS_SSE)
+    CHECK_CXX_COMPILER_FLAG(-msse HAS_CXX_SSE)
+
+    if (HAS_SSE)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse")
+    endif()
+    if (HAS_CXX_SSE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse")
+    endif()
+
+    CHECK_C_COMPILER_FLAG(-msse2 HAS_SSE2)
+    CHECK_CXX_COMPILER_FLAG(-msse2 HAS_CXX_SSE2)
+
+    if (HAS_SSE2)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -msse2")
+    endif()
+    if (HAS_CXX_SSE2)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -msse2")
+    endif()
+
+    CHECK_C_COMPILER_FLAG(-mfpmath=sse HAS_FPMATH_SSE)
+    CHECK_CXX_COMPILER_FLAG(-mfpmath=sse HAS_CXX_FPMATH_SSE)
+
+    if (HAS_FPMATH_SSE)
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mfpmath=sse")
+    endif()
+    if (HAS_CXX_FPMATH_SSE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfpmath=sse")
+    endif()
+
+    if(NATIVE)
+        add_definitions(-march=native)
+    endif()
+
+    if(CPP11)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+        if(CMAKE_COMPILER_IS_CLANG)
+            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
+        endif()
+    endif()
+endif()
+if(MINGW)
+    set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -mstackrealign")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mstackrealign")
 endif()
 
 add_library(${PROJECT} MODULE MySaw.cpp)