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llvm-rc: Refactor the preprocessing logic

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This commit is contained in:
Thomas Bernard
2020-08-26 21:40:27 +02:00
committed by Brad King
parent 5e212cafba
commit 7e72fe2ec9
1 changed files with 27 additions and 20 deletions
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47
Modules/Platform/Windows-Clang.cmake
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@@ -97,6 +97,27 @@ macro(__windows_compiler_clang_gnu lang)
enable_language(RC)
endmacro()
macro(__enable_llvm_rc_preprocessing clang_option_prefix)
# Feed the preprocessed rc file to llvm-rc
if(CMAKE_RC_COMPILER_INIT MATCHES "llvm-rc" OR CMAKE_RC_COMPILER MATCHES "llvm-rc")
if(DEFINED CMAKE_C_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_C_COMPILER)
elseif(DEFINED CMAKE_CXX_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_CXX_COMPILER)
endif()
if(DEFINED CMAKE_RC_PREPROCESSOR)
set(CMAKE_DEPFILE_FLAGS_RC "${clang_option_prefix}-MD ${clang_option_prefix}-MF ${clang_option_prefix}<DEPFILE>")
set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_COMMAND> -E cmake_llvm_rc <SOURCE> <OBJECT>.pp <${CMAKE_RC_PREPROCESSOR}> <DEFINES> -DRC_INVOKED <INCLUDES> <FLAGS> -E -- <SOURCE> ++ <CMAKE_RC_COMPILER> <DEFINES> -I <SOURCE_DIR> <INCLUDES> /fo <OBJECT> <OBJECT>.pp")
if(CMAKE_GENERATOR MATCHES "Ninja")
set(CMAKE_NINJA_CMCLDEPS_RC 0)
set(CMAKE_NINJA_DEP_TYPE_RC gcc)
endif()
unset(CMAKE_RC_PREPROCESSOR)
endif()
endif()
endmacro()
if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
OR "x${CMAKE_CXX_SIMULATE_ID}" STREQUAL "xMSVC")
@@ -124,7 +145,10 @@ if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
if(__RC_COMPILER_PATH)
set(CMAKE_RC_COMPILER_INIT rc)
else()
set(CMAKE_RC_COMPILER_INIT llvm-rc)
find_program(__RC_COMPILER_PATH NAMES llvm-rc)
if(__RC_COMPILER_PATH)
set(CMAKE_RC_COMPILER_INIT llvm-rc)
endif()
endif()
unset(__RC_COMPILER_PATH CACHE)
@@ -132,25 +156,8 @@ if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
if ( "x${CMAKE_CXX_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" OR "x${CMAKE_C_COMPILER_FRONTEND_VARIANT}" STREQUAL "xMSVC" )
include(Platform/Windows-MSVC)
# Feed the preprocessed rc file to llvm-rc
if(CMAKE_RC_COMPILER_INIT MATCHES "llvm-rc")
if(DEFINED CMAKE_C_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_C_COMPILER)
elseif(DEFINED CMAKE_CXX_COMPILER_ID)
set(CMAKE_RC_PREPROCESSOR CMAKE_CXX_COMPILER)
endif()
if(DEFINED CMAKE_RC_PREPROCESSOR)
set(CMAKE_DEPFILE_FLAGS_RC "-clang:-MD -clang:-MF -clang:<DEPFILE>")
set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_COMMAND> -E cmake_llvm_rc <SOURCE> <OBJECT>.pp <${CMAKE_RC_PREPROCESSOR}> <DEFINES> -DRC_INVOKED <INCLUDES> <FLAGS> -E -- <SOURCE> ++ <CMAKE_RC_COMPILER> <DEFINES> -I <SOURCE_DIR> <INCLUDES> /fo <OBJECT> <OBJECT>.pp")
if(CMAKE_GENERATOR STREQUAL "Ninja")
set(CMAKE_NINJA_CMCLDEPS_RC 0)
set(CMAKE_NINJA_DEP_TYPE_RC gcc)
endif()
unset(CMAKE_RC_PREPROCESSOR)
endif()
endif()
# Set the clang option forwarding prefix for clang-cl usage in the llvm-rc processing stage
__enable_llvm_rc_preprocessing("-clang:")
macro(__windows_compiler_clang lang)
set(_COMPILE_${lang} "${_COMPILE_${lang}_MSVC}")
__windows_compiler_msvc(${lang})