CMake/Modules/CMakeFindBinUtils.cmake

90 lines
3.8 KiB
CMake

# search for additional tools required for C/C++ (and other languages ?)
#
# If the internal cmake variable _CMAKE_TOOLCHAIN_PREFIX is set, this is used
# as prefix for the tools (e.g. arm-elf-gcc etc.)
# If the cmake variable _CMAKE_TOOLCHAIN_LOCATION is set, the compiler is
# searched only there. The other tools are at first searched there, then
# also in the default locations.
#
# Sets the following variables:
# CMAKE_AR
# CMAKE_RANLIB
# CMAKE_LINKER
# CMAKE_STRIP
# CMAKE_INSTALL_NAME_TOOL
# on UNIX, cygwin and mingw
# if it's the MS C/CXX compiler, search for link
IF("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_C_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_GENERATOR}" MATCHES "Visual Studio")
FIND_PROGRAM(CMAKE_LINKER NAMES link PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_LINKER NAMES link)
MARK_AS_ADVANCED(CMAKE_LINKER)
# in all other cases search for ar, ranlib, etc.
ELSE("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_C_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_GENERATOR}" MATCHES "Visual Studio")
FIND_PROGRAM(CMAKE_AR NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ar PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_AR NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ar)
FIND_PROGRAM(CMAKE_RANLIB NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ranlib ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_RANLIB NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ranlib)
IF(NOT CMAKE_RANLIB)
SET(CMAKE_RANLIB : CACHE INTERNAL "noop for ranlib")
ENDIF(NOT CMAKE_RANLIB)
FIND_PROGRAM(CMAKE_STRIP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}strip PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_STRIP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}strip)
FIND_PROGRAM(CMAKE_LINKER NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ld PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_LINKER NAMES ${_CMAKE_TOOLCHAIN_PREFIX}ld)
FIND_PROGRAM(CMAKE_NM NAMES ${_CMAKE_TOOLCHAIN_PREFIX}nm PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_NM NAMES ${_CMAKE_TOOLCHAIN_PREFIX}nm)
FIND_PROGRAM(CMAKE_OBJDUMP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objdump PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_OBJDUMP NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objdump)
FIND_PROGRAM(CMAKE_OBJCOPY NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objcopy PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_OBJCOPY NAMES ${_CMAKE_TOOLCHAIN_PREFIX}objcopy)
MARK_AS_ADVANCED(CMAKE_AR CMAKE_RANLIB CMAKE_STRIP CMAKE_LINKER CMAKE_NM CMAKE_OBJDUMP CMAKE_OBJCOPY)
ENDIF("${CMAKE_CXX_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_C_COMPILER_ID}" MATCHES "MSVC"
OR "${CMAKE_GENERATOR}" MATCHES "Visual Studio")
# on Apple there really should be install_name_tool
IF(APPLE)
FIND_PROGRAM(CMAKE_INSTALL_NAME_TOOL NAMES install_name_tool PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_INSTALL_NAME_TOOL NAMES install_name_tool)
IF(NOT CMAKE_INSTALL_NAME_TOOL)
MESSAGE(FATAL_ERROR "Could not find install_name_tool, please check your installation.")
ENDIF(NOT CMAKE_INSTALL_NAME_TOOL)
MARK_AS_ADVANCED(CMAKE_INSTALL_NAME_TOOL)
ENDIF(APPLE)
# if we are on an ELF system, search for chrpath
# according to the binutils mailing list chrpath has problems when cross compiling
# i.e. if the target has different endianness than the host
IF("${CMAKE_EXECUTABLE_FORMAT}" STREQUAL "ELF" AND NOT CMAKE_CROSSCOMPILING)
# on ELF platforms there might be chrpath, which works similar to install_name_tool
OPTION(CMAKE_USE_CHRPATH "Enable this to use chrpath if available" OFF)
FIND_PROGRAM(CMAKE_CHRPATH chrpath PATHS ${_CMAKE_TOOLCHAIN_LOCATION} NO_DEFAULT_PATH)
FIND_PROGRAM(CMAKE_CHRPATH chrpath)
MARK_AS_ADVANCED(CMAKE_CHRPATH)
ENDIF("${CMAKE_EXECUTABLE_FORMAT}" STREQUAL "ELF" AND NOT CMAKE_CROSSCOMPILING)