ENH: Improved default choice of -64 compiler/linker flags based on how cmake was built.
This commit is contained in:
parent
aef3ca6df8
commit
5e21538ebd
|
@ -4,15 +4,40 @@ SET(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "-shared -rdata_shared")
|
||||||
SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "-Wl,-rpath,") # -rpath
|
SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG "-Wl,-rpath,") # -rpath
|
||||||
SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG_SEP "") # : or empty
|
SET(CMAKE_SHARED_LIBRARY_RUNTIME_FLAG_SEP "") # : or empty
|
||||||
IF(NOT CMAKE_COMPILER_IS_GNUCXX)
|
IF(NOT CMAKE_COMPILER_IS_GNUCXX)
|
||||||
|
# Set default flags init.
|
||||||
|
SET(CMAKE_C_FLAGS_INIT "")
|
||||||
|
SET(CMAKE_CXX_FLAGS_INIT "")
|
||||||
|
SET(CMAKE_EXE_LINKER_FLAGS_INIT "")
|
||||||
|
SET(CMAKE_SHARED_LINKER_FLAGS_INIT "")
|
||||||
|
SET(CMAKE_MODULE_LINKER_FLAGS_INIT "")
|
||||||
|
|
||||||
|
# If no -o32, -n32, or -64 flag is given, set a reasonable default.
|
||||||
|
IF("$ENV{CFLAGS} $ENV{CXXFLAGS} $ENV{LDFLAGS}" MATCHES "-([no]32|64)")
|
||||||
|
ELSE("$ENV{CFLAGS} $ENV{CXXFLAGS} $ENV{LDFLAGS}" MATCHES "-([no]32|64)")
|
||||||
|
# Check if this is a 64-bit CMake.
|
||||||
|
IF(CMAKE_FILE_SELF MATCHES "^CMAKE_FILE_SELF$")
|
||||||
|
EXEC_PROGRAM(file ARGS ${CMAKE_COMMAND} OUTPUT_VARIABLE CMAKE_FILE_SELF)
|
||||||
|
SET(CMAKE_FILE_SELF "${CMAKE_FILE_SELF}" CACHE INTERNAL
|
||||||
|
"Output of file command on ${CMAKE_COMMAND}.")
|
||||||
|
ENDIF(CMAKE_FILE_SELF MATCHES "^CMAKE_FILE_SELF$")
|
||||||
|
|
||||||
|
# Set initial flags to match cmake executable.
|
||||||
|
IF(CMAKE_FILE_SELF MATCHES " 64-bit ")
|
||||||
|
SET(CMAKE_C_FLAGS_INIT "-64")
|
||||||
|
SET(CMAKE_CXX_FLAGS_INIT "-64")
|
||||||
|
SET(CMAKE_EXE_LINKER_FLAGS_INIT "-64")
|
||||||
|
SET(CMAKE_SHARED_LINKER_FLAGS_INIT "-64")
|
||||||
|
SET(CMAKE_MODULE_LINKER_FLAGS_INIT "-64")
|
||||||
|
ENDIF(CMAKE_FILE_SELF MATCHES " 64-bit ")
|
||||||
|
ENDIF("$ENV{CFLAGS} $ENV{CXXFLAGS} $ENV{LDFLAGS}" MATCHES "-([no]32|64)")
|
||||||
|
|
||||||
|
# Set remaining defaults.
|
||||||
SET(CMAKE_CXX_CREATE_STATIC_LIBRARY
|
SET(CMAKE_CXX_CREATE_STATIC_LIBRARY
|
||||||
"<CMAKE_CXX_COMPILER> -ar -o <TARGET> <OBJECTS>")
|
"<CMAKE_CXX_COMPILER> -ar -o <TARGET> <OBJECTS>")
|
||||||
SET (CMAKE_CXX_FLAGS_INIT "")
|
|
||||||
SET (CMAKE_CXX_FLAGS_DEBUG_INIT "-g")
|
SET (CMAKE_CXX_FLAGS_DEBUG_INIT "-g")
|
||||||
SET (CMAKE_CXX_FLAGS_MINSIZEREL_INIT "-O3")
|
SET (CMAKE_CXX_FLAGS_MINSIZEREL_INIT "-O3")
|
||||||
SET (CMAKE_CXX_FLAGS_RELEASE_INIT "-O2")
|
SET (CMAKE_CXX_FLAGS_RELEASE_INIT "-O2")
|
||||||
SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT "-O2")
|
SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT "-O2")
|
||||||
SET (CMAKE_C_FLAGS_INIT "")
|
|
||||||
ELSE(NOT CMAKE_COMPILER_IS_GNUCXX)
|
ELSE(NOT CMAKE_COMPILER_IS_GNUCXX)
|
||||||
INCLUDE(${CMAKE_ROOT}/Modules/Platform/gcc.cmake)
|
INCLUDE(${CMAKE_ROOT}/Modules/Platform/gcc.cmake)
|
||||||
ENDIF(NOT CMAKE_COMPILER_IS_GNUCXX)
|
ENDIF(NOT CMAKE_COMPILER_IS_GNUCXX)
|
||||||
|
|
||||||
|
|
Loading…
Reference in New Issue