zephyr/cmake/host-tools.cmake
Marti Bolivar 6929c374a4 cmake: add west version checking
Parse the west version output and make sure both bootstrapper and
installation wests are up to date. This will still work after the two
are combined into what gets installed via PyPI.

Fixes: #13209
Signed-off-by: Marti Bolivar <marti@foundries.io>
2019-03-11 20:37:27 -07:00

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.