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# from: https://www.mattkeeter.com/blog/2018-01-06-versioning/ (modified)
execute_process(COMMAND git rev-parse --short HEAD
OUTPUT_VARIABLE GIT_REV
OUTPUT_STRIP_TRAILING_WHITESPACE
ERROR_QUIET)
if ( NOT SRC_DIR )
set(SRC_DIR ${CMAKE_SOURCE_DIR})
endif()
# Check whether we got any revision (which isn't
# always the case, e.g. when someone downloaded a zip
# file from Github instead of a checkout)
if ("${GIT_REV}" STREQUAL "")
set(GIT_REV "N/A")
set(GIT_DIFF "")
set(GIT_TAG "N/A")
set(GIT_BRANCH "N/A")
else()
execute_process(
COMMAND bash -c "git diff --quiet --exit-code || echo +"
OUTPUT_VARIABLE GIT_DIFF
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${SRC_DIR}
)
execute_process(
COMMAND git describe --tags
RESULT_VARIABLE ret
OUTPUT_VARIABLE GIT_TAG
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${SRC_DIR}
ERROR_QUIET
)
if(NOT ret EQUAL "0")
set(GIT_TAG "none")
endif()
execute_process(
COMMAND git rev-parse --abbrev-ref HEAD
OUTPUT_VARIABLE GIT_BRANCH
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND uname -r
OUTPUT_VARIABLE BUILD_HOST
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND git config user.name
OUTPUT_VARIABLE BUILD_USER
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND date +%F-%T
OUTPUT_VARIABLE BUILD_DATE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
execute_process(
COMMAND grep tskKERNEL_VERSION_NUMBER ${SRC_DIR}/module-os/FreeRTOS/include/task.h
COMMAND awk "{print $3}"
COMMAND tr -d "\""
OUTPUT_VARIABLE KERNEL_VERSION
OUTPUT_STRIP_TRAILING_WHITESPACE
)
endif()
string(REGEX MATCH "release-([0-9]*).([0-9]*).([0-9]*)" VERSION_RAW ${GIT_TAG})
set(CMAKE_PROJECT_VERSION_MAJOR "${CMAKE_MATCH_1}")
set(CMAKE_PROJECT_VERSION_MINOR "${CMAKE_MATCH_2}")
set(CMAKE_PROJECT_VERSION_PATCH "${CMAKE_MATCH_3}")
set(CMAKE_PROJECT_VERSION "${CMAKE_PROJECT_VERSION_MAJOR}.${CMAKE_PROJECT_VERSION_MINOR}.${CMAKE_PROJECT_VERSION_PATCH}")