zephyr/cmake/toolchain.cmake

39 lines
1.4 KiB
CMake

set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR ${ARCH})
set(BUILD_SHARED_LIBS OFF)
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
# Until we completely deprecate it
if(DEFINED ENV{ZEPHYR_GCC_VARIANT})
message(WARNING "ZEPHYR_GCC_VARIANT is deprecated, please use ZEPHYR_TOOLCHAIN_VARIANT instead")
set(ZEPHYR_TOOLCHAIN_VARIANT $ENV{ZEPHYR_GCC_VARIANT})
endif()
if(NOT ZEPHYR_TOOLCHAIN_VARIANT)
if(DEFINED ENV{ZEPHYR_TOOLCHAIN_VARIANT})
set(ZEPHYR_TOOLCHAIN_VARIANT $ENV{ZEPHYR_TOOLCHAIN_VARIANT})
elseif(CROSS_COMPILE OR CONFIG_CROSS_COMPILE OR (DEFINED ENV{CROSS_COMPILE}))
set(ZEPHYR_TOOLCHAIN_VARIANT cross-compile)
endif()
endif()
set(ZEPHYR_TOOLCHAIN_VARIANT ${ZEPHYR_TOOLCHAIN_VARIANT} CACHE STRING "Zephyr toolchain variant")
assert(ZEPHYR_TOOLCHAIN_VARIANT "Zephyr toolchain variant invalid: please set the ZEPHYR_TOOLCHAIN_VARIANT-variable")
if(CONFIG_ARCH_POSIX OR (ZEPHYR_TOOLCHAIN_VARIANT STREQUAL "host"))
set(COMPILER host-gcc)
endif()
# Configure the toolchain based on what SDK/toolchain is in use.
if(NOT (COMPILER STREQUAL "host-gcc"))
include(${ZEPHYR_BASE}/cmake/toolchain/${ZEPHYR_TOOLCHAIN_VARIANT}.cmake)
endif()
# Configure the toolchain based on what toolchain technology is used
# (gcc, host-gcc etc.)
include(${ZEPHYR_BASE}/cmake/compiler/${COMPILER}.cmake OPTIONAL)