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CMakeLists.txt: Redid the section on c/cxx flags to sepereate them

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so you can have c++ only flags along with c only flags
	fore their respective .c/.cpp builds without conflict.
This commit is contained in:
Salamanderrake 2016-04-15 17:01:30 -04:00
parent 1f7bb24a4d
commit 836a4abc43
1 changed files with 138 additions and 64 deletions
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160
Sources/CMakeLists.txt
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@ -7,7 +7,18 @@ project(SeriousEngine)
# Use system SDL2 is on by default # Use system SDL2 is on by default
option(USE_SYSTEM_SDL2 "Use system wide sdl2 libraries/includes" On) option(USE_SYSTEM_SDL2 "Use system wide sdl2 libraries/includes" On)
# fallback for cmake versions without add_compile_options # RAKE! Borrowed from dhewm3 project
if(NOT COMMAND add_compile_options)
function(add_compile_options)
foreach(arg ${ARGN})
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${arg}" PARENT_SCOPE)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${arg}" PARENT_SCOPE)
endforeach()
endfunction()
endif()
set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake") set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")
include(CheckCXXCompilerFlag)
# ssam expects the libs to be in Debug/ # ssam expects the libs to be in Debug/
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/Debug) set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/Debug)
@ -49,35 +60,82 @@ if(CMAKE_BUILD_TYPE STREQUAL "Debug")
SET(DEBUG TRUE) SET(DEBUG TRUE)
endif() endif()
add_definitions(-D_REENTRANT=1) ## ** RAKE! start compiler specific flags section **
add_definitions(-D_MT=1) ## ** RAKE! Borrowed from dhewm3 project, need to **
## ** RAKE! clean up for SeriousEngine use. Also **
## ** RAKE! need to make this pandora safe. **
# compiler specific flags
if(CMAKE_COMPILER_IS_GNUCC OR CMAKE_C_COMPILER_ID STREQUAL "Clang")
add_compile_options(-Wall)
add_compile_options(-pipe)
add_compile_options(-fPIC)
add_compile_options(-march=native)
add_definitions(-D_REENTRANT=1)
add_definitions(-D_MT=1)
if(DEBUG) ## Add your custom C and CXX flags here.
add_definitions(-DDEBUG=1) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
add_definitions(-D_DEBUG=1) set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
set(DEBUGSUFFIX "D")
else()
add_definitions(-DNDEBUG=1)
add_definitions(-D_NDEBUG=1)
set(DEBUGSUFFIX "")
endif()
if(WINDOWS) ## For C flags
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS} -g -D_DEBUG=1 -DDEBUG=1 -O0")
set(CMAKE_C_FLAGS_DEBUGALL "${CMAKE_C_FLAGS} -g -ggdb3 -D_DEBUG=1 -DDEBUG=1 -O0")
set(CMAKE_C_FLAGS_PROFILE "${CMAKE_C_FLAGS} -g -ggdb3 -D_DEBUG=1 -DDEBUG=1 -O0 -fno-omit-frame-pointer")
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -O3 -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "${CMAKE_C_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -g -O3 -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer")
set(CMAKE_C_FLAGS_MINSIZEREL "${CMAKE_C_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -Os -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer")
## For C++ flags
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS} -g -D_DEBUG=1 -DDEBUG=1 -O0")
set(CMAKE_CXX_FLAGS_DEBUGALL "${CMAKE_CXX_FLAGS} -g -ggdb3 -D_DEBUG=1 -DDEBUG=1 -O0")
set(CMAKE_CXX_FLAGS_PROFILE "${CMAKE_CXX_FLAGS} -g -ggdb3 -D_DEBUG=1 -DDEBUG=1 -O0 -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -O3 -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -g -O3 -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer") ## RAKE! Does -DNDEBUG=1 and -D_NDEBUG=1 mess with the profiling?
set(CMAKE_CXX_FLAGS_MINSIZEREL "${CMAKE_CXX_FLAGS} -DNDEBUG=1 -D_NDEBUG=1 -Os -ffast-math -fno-unsafe-math-optimizations -fomit-frame-pointer")
add_compile_options(-fno-strict-aliasing)
CHECK_CXX_COMPILER_FLAG("-fvisibility=hidden" cxx_has_fvisibility)
if(NOT cxx_has_fvisibility)
message(FATAL_ERROR "Compiler does not support -fvisibility")
endif()
#add_compile_options(-fvisibility=hidden) ## RAKE! This causes some issues with undefined symbols.
CHECK_CXX_COMPILER_FLAG("-Woverloaded-virtual" cxx_has_Woverload_virtual)
if(cxx_has_Woverload_virtual)
add_compile_options(-Woverloaded-virtual)
endif()
# TODO fix these warnings
add_compile_options(-Wno-sign-compare)
add_compile_options(-Wno-switch)
add_compile_options(-Wno-format-security)
if(MACOSX)
add_definitions(-DMACOS_X=1)
add_compile_options(-arch x86_64 -mmacosx-version-min=10.6)
set(ldflags "${ldflags} -arch x86_64 -mmacosx-version-min=10.6")
set(sys_libs ${sys_libs} "-framework Carbon -framework Cocoa -framework IOKit")
add_definitions(-DPLATFORM_UNIX=1)
add_definitions(-DPLATFORM_MACOSX=1)
add_definitions(-DPRAGMA_ONCE=1)
elseif(WINDOWS)
set(ldflags "${ldflags} -static-libgcc -static-libstdc++")
add_definitions(-DPLATFORM_WIN32=1) add_definitions(-DPLATFORM_WIN32=1)
add_definitions(-DPRAGMA_ONCE=1) add_definitions(-DPRAGMA_ONCE=1)
add_definitions(-D_CRT_SECURE_NO_WARNINGS=1) add_definitions(-D_CRT_SECURE_NO_WARNINGS=1)
add_definitions(-D_CRT_SECURE_NO_DEPRECATE=1) add_definitions(-D_CRT_SECURE_NO_DEPRECATE=1)
endif() elseif(LINUX)
set(sys_libs ${sys_libs} dl)
if(LINUX)
set(CMAKE_SKIP_RPATH ON CACHE BOOL "Skip RPATH" FORCE) set(CMAKE_SKIP_RPATH ON CACHE BOOL "Skip RPATH" FORCE)
add_definitions(-DPLATFORM_UNIX=1) add_definitions(-DPLATFORM_UNIX=1)
add_definitions(-D_FILE_OFFSET_BITS=64) add_definitions(-D_FILE_OFFSET_BITS=64)
add_definitions(-D_LARGEFILE_SOURCE=1) add_definitions(-D_LARGEFILE_SOURCE=1)
add_definitions(-DPRAGMA_ONCE=1) add_definitions(-DPRAGMA_ONCE=1)
endif() elseif(FREEBSD)
if(FREEBSD)
set(CMAKE_SKIP_RPATH ON CACHE BOOL "Skip RPATH" FORCE) set(CMAKE_SKIP_RPATH ON CACHE BOOL "Skip RPATH" FORCE)
add_definitions(-DPLATFORM_UNIX=1) add_definitions(-DPLATFORM_UNIX=1)
add_definitions(-DPLATFORM_FREEBSD=1) add_definitions(-DPLATFORM_FREEBSD=1)
@ -85,36 +143,53 @@ if(FREEBSD)
add_definitions(-D_LARGEFILE_SOURCE=1) add_definitions(-D_LARGEFILE_SOURCE=1)
add_definitions(-DPRAGMA_ONCE=1) add_definitions(-DPRAGMA_ONCE=1)
include_directories("/usr/local/include") include_directories("/usr/local/include")
endif() endif()
if(MACOSX) if(MACOSX OR LINUX)
add_definitions(-DPLATFORM_UNIX=1) add_compile_options(-pthread)
add_definitions(-DPLATFORM_MACOSX=1) add_compile_options(-pipe -fsigned-char)
add_definitions(-DPRAGMA_ONCE=1) endif()
endif()
if(LINUX OR MACOSX) if(CMAKE_COMPILER_IS_GNUCC)
if(DEBUG)
add_definitions(-O0 -ggdb3)
endif(DEBUG)
add_definitions(-pthread)
add_definitions(-pipe -fsigned-char)
#CXXFLAGS += -fexceptions -frtti
endif()
if(CMAKE_COMPILER_IS_GNUCC)
# !!! FIXME: turn a bunch of these off, this is just for now. I hope. --ryan. # !!! FIXME: turn a bunch of these off, this is just for now. I hope. --ryan.
add_definitions(-Wno-invalid-offsetof) add_compile_options(-Wno-invalid-offsetof)
endif() endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang") if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
# !!! FIXME: turn a bunch of these off, this is just for now. I hope. --ryan. # !!! FIXME: turn a bunch of these off, this is just for now. I hope. --ryan.
add_definitions(-Wno-unused-value) add_compile_options(-Wno-unused-value)
add_definitions(-Wno-switch) add_compile_options(-Wno-switch)
add_definitions(-Wno-tautological-undefined-compare) add_compile_options(-Wno-tautological-undefined-compare)
add_definitions(-Wno-c++11-compat-deprecated-writable-strings) add_compile_options(-Wno-c++11-compat-deprecated-writable-strings)
add_definitions(-Wno-logical-op-parentheses) add_definitions(-Wno-logical-op-parentheses)
MESSAGE(WARNING "reenable -Wlogical-op-parentheses some day!") MESSAGE(WARNING "reenable -Wlogical-op-parentheses some day!")
endif()
elseif(MSVC)
add_compile_options(/W4)
add_compile_options(/wd4100) # unreferenced formal parameter
add_compile_options(/wd4127) # conditional expression is constant
add_compile_options(/wd4244) # possible loss of data
add_compile_options(/wd4245) # signed/unsigned mismatch
add_compile_options(/wd4267) # possible loss of data
add_compile_options(/wd4714) # 'function' marked as __forceinline not inlined
add_compile_options(/wd4996) # 'function': was declared deprecated
add_compile_options(/wd4068) # unknown pragma
add_definitions(-D_ALLOW_KEYWORD_MACROS) # because of the "#define private public" and "#define protected public" in TypeInfo.cpp
set(CMAKE_C_FLAGS_DEBUG "-D_DEBUG /Od /Zi /MDd")
set(CMAKE_C_FLAGS_RELEASE "/Ox /Oy /MD")
set(CMAKE_C_FLAGS_RELWITHDEBINFO "/Ox /Oy /Zi /MD")
set(CMAKE_C_FLAGS_MINSIZEREL "/Ox /Oy /Os /MD")
else()
message(FATAL_ERROR "Unsupported compiler")
endif()
## ** RAKE! end compiler specific flags section **
if(DEBUG)
set(DEBUGSUFFIX "D")
else()
set(DEBUGSUFFIX "")
endif() endif()
# !!! FIXME: you currently need this, but I'd like to flip this to not use # !!! FIXME: you currently need this, but I'd like to flip this to not use
@ -847,12 +922,11 @@ if(LINUX)
set_target_properties(ssam PROPERTIES LINK_FLAGS "-Wl,-rpath,$ORIGIN") set_target_properties(ssam PROPERTIES LINK_FLAGS "-Wl,-rpath,$ORIGIN")
target_link_libraries(ssam "m") target_link_libraries(ssam "m")
target_link_libraries(ssam "dl") target_link_libraries(ssam "dl")
target_link_libraries(ssam ${SDL2_LIBRARY})
if(PANDORA) if(PANDORA)
target_link_libraries(ssam "rt") target_link_libraries(ssam "rt")
target_link_libraries(ssam ${SDL2_LIBRARY}) # RAKE!: I don't know if this will work yet.
endif() endif()
target_link_libraries(ssam "pthread") target_link_libraries(ssam "pthread")
target_link_libraries(ssam ${SDL2_LIBRARY})
if(BUILD_DEDICATED_SERVER) if(BUILD_DEDICATED_SERVER)
set_target_properties(SeriousSamDedicated PROPERTIES LINK_FLAGS "-Wl,-rpath,$ORIGIN") set_target_properties(SeriousSamDedicated PROPERTIES LINK_FLAGS "-Wl,-rpath,$ORIGIN")
target_link_libraries(SeriousSamDedicated "m") target_link_libraries(SeriousSamDedicated "m")