Added a seperate module for Setting flags
This commit is contained in:
Tycho
208
SetFlags.cmake
Normal file
208
SetFlags.cmake
Normal file
@@ -0,0 +1,208 @@
|
||||
|
||||
|
||||
macro (add_flags_lnk FLAGS)
|
||||
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${FLAGS}")
|
||||
set(CMAKE_EXE_LINKER_FLAGS_DEBUG "${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${FLAGS}")
|
||||
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${FLAGS}")
|
||||
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${FLAGS}")
|
||||
set(CMAKE_SHARED_LINKER_FLAGS_DEBUG "${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${FLAGS}")
|
||||
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} ${FLAGS}")
|
||||
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${FLAGS}")
|
||||
set(CMAKE_MODULE_LINKER_FLAGS_DEBUG "${CMAKE_MODULE_LINKER_FLAGS_DEBUG} ${FLAGS}")
|
||||
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} ${FLAGS}")
|
||||
endmacro()
|
||||
|
||||
macro(add_flags_cxx FLAGS)
|
||||
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${FLAGS}")
|
||||
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${FLAGS}")
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} ${FLAGS}")
|
||||
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} ${FLAGS}")
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} ${FLAGS}")
|
||||
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} ${FLAGS}")
|
||||
endmacro()
|
||||
|
||||
|
||||
macro(set_flags)
|
||||
if(NOT DEFINED ${FLAGS_SET})
|
||||
set(FLAGS_SET 1)
|
||||
|
||||
# Add the preprocessor macros used for distinguishing between debug and release builds (CMake does this automatically for MSVC):
|
||||
if (NOT MSVC)
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -D_DEBUG")
|
||||
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG")
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -DNDEBUG")
|
||||
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -DNDEBUG")
|
||||
endif()
|
||||
|
||||
if(MSVC)
|
||||
# Make build use multiple threads under MSVC:
|
||||
add_flags_cxx("/MP")
|
||||
|
||||
# Make release builds use link-time code generation:
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL")
|
||||
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /GL")
|
||||
set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
|
||||
set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG")
|
||||
set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
|
||||
elseif(APPLE)
|
||||
#on os x clang adds pthread for us but we need to add it for gcc
|
||||
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
|
||||
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
|
||||
else()
|
||||
add_flags_cxx("-pthread")
|
||||
endif()
|
||||
|
||||
else()
|
||||
# Let gcc / clang know that we're compiling a multi-threaded app:
|
||||
add_flags_cxx("-pthread")
|
||||
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
|
||||
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -std=c++11")
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -std=c++11")
|
||||
endif()
|
||||
|
||||
# We use a signed char (fixes #640 on RasPi)
|
||||
add_flags_cxx("-fsigned-char")
|
||||
endif()
|
||||
|
||||
|
||||
# Allow for a forced 32-bit build under 64-bit OS:
|
||||
if (FORCE_32)
|
||||
add_flags_cxx("-m32")
|
||||
add_flags_lnk("-m32")
|
||||
endif()
|
||||
|
||||
|
||||
# Have the compiler generate code specifically targeted at the current machine on Linux
|
||||
if(LINUX AND NOT CROSSCOMPILE)
|
||||
add_flags_cxx("-march=native")
|
||||
endif()
|
||||
|
||||
|
||||
# Use static CRT in MSVC builds:
|
||||
if (MSVC)
|
||||
string(REPLACE "/MD" "/MT" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
|
||||
string(REPLACE "/MD" "/MT" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
|
||||
string(REPLACE "/MDd" "/MTd" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
|
||||
string(REPLACE "/MDd" "/MTd" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
|
||||
endif()
|
||||
|
||||
endif()
|
||||
endmacro()
|
||||
|
||||
macro(set_lib_flags)
|
||||
if(NOT DEFINED ${LIB_FLAGS_SET})
|
||||
set(LIB_FLAGS_SET 1)
|
||||
# Set lower warnings-level for the libraries:
|
||||
if (MSVC)
|
||||
# Remove /W3 from command line -- cannot just cancel it later with /w like in unix, MSVC produces a D9025 warning (option1 overriden by option2)
|
||||
string(REPLACE "/W3" "" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
|
||||
string(REPLACE "/W3" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
|
||||
string(REPLACE "/W3" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
|
||||
string(REPLACE "/W3" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
|
||||
else()
|
||||
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -w")
|
||||
set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -w")
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -w")
|
||||
set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -w")
|
||||
endif()
|
||||
|
||||
# On Unix we use two dynamic loading libraries dl and ltdl.
|
||||
# Preference is for dl on unknown systems as it is specified in POSIX
|
||||
# the dynamic loader is used by lua and sqllite.
|
||||
if (UNIX)
|
||||
if(${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD")
|
||||
set(DYNAMIC_LOADER ltdl)
|
||||
else()
|
||||
set(DYNAMIC_LOADER dl)
|
||||
endif()
|
||||
endif()
|
||||
|
||||
|
||||
endif()
|
||||
endmacro()
|
||||
|
||||
macro(enable_profile)
|
||||
if(NOT DEFINED ${PROFILE_ENABLED})
|
||||
set(PROFILE_ENABLED 1)
|
||||
|
||||
# Declare the flags used for profiling builds:
|
||||
if (MSVC)
|
||||
set (CXX_PROFILING "")
|
||||
set (LNK_PROFILING "/PROFILE")
|
||||
else()
|
||||
set (CXX_PROFILING "-pg")
|
||||
set (LNK_PROFILING "-pg")
|
||||
endif()
|
||||
|
||||
|
||||
# Declare the profiling configurations:
|
||||
SET(CMAKE_CXX_FLAGS_DEBUGPROFILE
|
||||
"${CMAKE_CXX_FLAGS_DEBUG} ${PCXX_ROFILING}"
|
||||
CACHE STRING "Flags used by the C++ compiler during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_C_FLAGS_DEBUGPROFILE
|
||||
"${CMAKE_C_FLAGS_DEBUG} ${CXX_PROFILING}"
|
||||
CACHE STRING "Flags used by the C compiler during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_EXE_LINKER_FLAGS_DEBUGPROFILE
|
||||
"${CMAKE_EXE_LINKER_FLAGS_DEBUG} ${LNK_PROFILING}"
|
||||
CACHE STRING "Flags used for linking binaries during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_SHARED_LINKER_FLAGS_DEBUGPROFILE
|
||||
"${CMAKE_SHARED_LINKER_FLAGS_DEBUG} ${LNK_PROFILING}"
|
||||
CACHE STRING "Flags used by the shared libraries linker during profile builds."
|
||||
FORCE )
|
||||
MARK_AS_ADVANCED(
|
||||
CMAKE_CXX_FLAGS_DEBUGPROFILE
|
||||
CMAKE_C_FLAGS_DEBUGPROFILE
|
||||
CMAKE_EXE_LINKER_FLAGS_DEBUGPROFILE
|
||||
CMAKE_SHARED_LINKER_FLAGS_DEBUGPROFILE )
|
||||
|
||||
SET(CMAKE_CXX_FLAGS_RELEASEPROFILE
|
||||
"${CMAKE_CXX_FLAGS_RELEASE} ${CXX_PROFILING}"
|
||||
CACHE STRING "Flags used by the C++ compiler during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_C_FLAGS_RELEASEPROFILE
|
||||
"${CMAKE_C_FLAGS_RELEASE} ${CXX_PROFILING}"
|
||||
CACHE STRING "Flags used by the C compiler during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_EXE_LINKER_FLAGS_RELEASEPROFILE
|
||||
"${CMAKE_EXE_LINKER_FLAGS_RELEASE} ${LNK_PROFILING}"
|
||||
CACHE STRING "Flags used for linking binaries during profile builds."
|
||||
FORCE )
|
||||
SET(CMAKE_SHARED_LINKER_FLAGS_RELEASEPROFILE
|
||||
"${CMAKE_SHARED_LINKER_FLAGS_RELEASE} ${LNK_PROFILING}"
|
||||
CACHE STRING "Flags used by the shared libraries linker during profile builds."
|
||||
FORCE )
|
||||
MARK_AS_ADVANCED(
|
||||
CMAKE_CXX_FLAGS_RELEASEPROFILE
|
||||
CMAKE_C_FLAGS_RELEASEPROFILE
|
||||
CMAKE_EXE_LINKER_FLAGS_RELEASEPROFILE
|
||||
CMAKE_SHARED_LINKER_FLAGS_RELEASEPROFILE )
|
||||
# The configuration types need to be set after their respective c/cxx/linker flags and before the project directive
|
||||
set(CMAKE_CONFIGURATION_TYPES "Debug;Release;DebugProfile;ReleaseProfile" CACHE STRING "" FORCE)
|
||||
endif()
|
||||
endmacro()
|
||||
|
||||
macro(set_exe_flags)
|
||||
if(NOT DEFINED ${EXE_FLAGS_SET})
|
||||
set(EXE_FLAGS_SET 1)
|
||||
|
||||
# Remove disabling the maximum warning level:
|
||||
# clang does not like a command line that reads -Wall -Wextra -w -Wall -Wextra and does not output any warnings
|
||||
# We do not do that for MSVC since MSVC produces an awful lot of warnings for its own STL headers;
|
||||
# the important warnings are turned on using #pragma in Globals.h
|
||||
if (NOT MSVC)
|
||||
string(REPLACE "-w" "" CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE}")
|
||||
string(REPLACE "-w" "" CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE}")
|
||||
string(REPLACE "-w" "" CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
|
||||
string(REPLACE "-w" "" CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG}")
|
||||
add_flags_cxx("-Wall")
|
||||
endif()
|
||||
|
||||
|
||||
endif()
|
||||
endmacro()
|
||||
Reference in New Issue
Block a user