zephyr/cmake/host-tools.cmake

97 lines
3.0 KiB
CMake

include(${ZEPHYR_BASE}/cmake/toolchain/zephyr/host-tools.cmake)
# west is optional
find_program(
WEST
west
)
if(${WEST} STREQUAL WEST-NOTFOUND)
unset(WEST)
else()
# If west is found, make sure its version matches the minimum
# required one.
set(MIN_WEST_VERSION 0.5.4)
execute_process(
COMMAND
${WEST} --version
OUTPUT_VARIABLE west_version_output
)
# The west --version output is currently multiline: bootstrapper
# followed by installation version. Test both. This will still work
# when .west/west is eliminated from the installation and obtained
# via pypi, which will result in a single line of output.
string(REGEX REPLACE "\n" ";" west_version_output "${west_version_output}")
foreach(item ${west_version_output})
if("${item}" MATCHES ".*v([0-9]+[.][0-9]+[.][0-9]+)")
set(west_version "${CMAKE_MATCH_1}")
if(${west_version} VERSION_LESS ${MIN_WEST_VERSION})
message(FATAL_ERROR "The detected west version is unsupported.\n\
The version was found to be ${west_version}:\n\
${item}\n\
But the minimum supported version is ${MIN_WEST_VERSION}\n\
Please upgrade, e.g. with:\n\
pip3 install --upgrade west\n\
if the version from pip is too old, or:\n\
west update\n\
if the version in the installation is too old.")
endif()
endif()
endforeach()
# Just output information for a single version. This will still work
# even after output is one line.
message(STATUS "Found west: ${WEST} (found suitable version \"${west_version}\", minimum required is \"${MIN_WEST_VERSION}\")")
endif()
# Search for the must-have program dtc on PATH and in
# TOOLCHAIN_HOME. Usually DTC will be provided by an SDK, but for
# SDK-less projects like gnuarmemb, it is up to the user to install
# dtc.
find_program(
DTC
dtc
)
if(${DTC} STREQUAL DTC-NOTFOUND)
message(FATAL_ERROR "Unable to find dtc")
endif()
# Parse the 'dtc --version' and make sure it is at least MIN_DTC_VERSION
set(MIN_DTC_VERSION 1.4.6)
execute_process(
COMMAND
${DTC} --version
OUTPUT_VARIABLE dtc_version_output
)
string(REGEX MATCH "Version: DTC ([0-9]+\.[0-9]+.[0-9]+).*" out_var ${dtc_version_output})
if(${CMAKE_MATCH_1} VERSION_LESS ${MIN_DTC_VERSION})
assert(0 "The detected dtc version is unsupported. \n\
The version was found to be ${CMAKE_MATCH_1} \n\
But the minimum supported version is ${MIN_DTC_VERSION} \n\
See https://docs.zephyrproject.org/latest/getting_started/ \n\
for how to use the SDK's dtc alongside a custom toolchain."
)
endif()
find_program(
GPERF
gperf
)
if(${GPERF} STREQUAL GPERF-NOTFOUND)
message(FATAL_ERROR "Unable to find gperf")
endif()
# openocd is an optional dependency
find_program(
OPENOCD
openocd
)
# bossac is an optional dependency
find_program(
BOSSAC
bossac
)
# TODO: Should we instead find one qemu binary for each ARCH?
# TODO: This will probably need to be re-organized when there exists more than one SDK.