CMake: be more specific about CMAKE_CXX_COMPILER_ID

Author: alxvth

CMakeLists.txt

@@ -17,12 +17,12 @@ set(CMAKE_AUTORCC ON)
 set(CMAKE_AUTOUIC ON)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-if(MSVC)
+if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /DWIN32 /EHsc /MP /permissive- /Zc:__cplusplus")
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MDd")
     set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /MD")
     set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MD")
-endif(MSVC)
+endif()
 
 # -----------------------------------------------------------------------------
 # Dependencies
@@ -56,11 +56,11 @@ else()
     set_target_properties(FreeImageLib PROPERTIES EXCLUDE_FROM_ALL ON)
 
     # Remove /permissive- for OpenEXR and FreeImage
-    if(MSVC)
+    if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
         target_compile_options(OpenEXR PRIVATE /permissive)
         target_compile_options(FreeImage PRIVATE /permissive)
         target_compile_options(FreeImageLib PRIVATE /permissive) # we don't need the static library, but just in case someone does build it
-    endif(MSVC)
+    endif()
 endif()
 
 # -----------------------------------------------------------------------------
@@ -209,7 +209,7 @@ set_target_properties(${PROJECT}
 # Miscellaneous
 # -----------------------------------------------------------------------------
 # Automatically set the debug environment (command + working directory) for MSVC
-if(MSVC)
+if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
     set_property(TARGET ${PROJECT} PROPERTY VS_DEBUGGER_WORKING_DIRECTORY $<IF:$<CONFIG:DEBUG>,${ManiVault_INSTALL_DIR}/Debug,$<IF:$<CONFIG:RELWITHDEBINFO>,${ManiVault_INSTALL_DIR}/RelWithDebInfo,${ManiVault_INSTALL_DIR}/Release>>)
     set_property(TARGET ${PROJECT} PROPERTY VS_DEBUGGER_COMMAND $<IF:$<CONFIG:DEBUG>,"${ManiVault_INSTALL_DIR}/Debug/ManiVault Studio.exe",$<IF:$<CONFIG:RELWITHDEBINFO>,"${ManiVault_INSTALL_DIR}/RelWithDebInfo/ManiVault Studio.exe","${ManiVault_INSTALL_DIR}/Release/ManiVault Studio.exe">>)
 endif()