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GitVc.cmake
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GitVc.cmake
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if(REPOSITORY_FOUND)
return()
endif()
set(PROJECT_NAME CTestAdapter)
set(${PROJECT_NAME}_VERSION_SOURCE "error")
set(${PROJECT_NAME}_VERSION_DIRTY "error")
set(GIT_PATHTYPE "error")
set(GIT_BRANCHNAME "error")
set(GIT_TAGNAME "error")
set(GIT_PATH_VERSION "error")
set(GIT_PATH_VERSION_MAJOR "error")
set(GIT_PATH_VERSION_MINOR "error")
set(GIT_PATH_VERSION_PATCH "error")
if(EXISTS "${CMAKE_SOURCE_DIR}/.git/HEAD")
set(REPOSITORY_FOUND TRUE)
find_program(GIT_EXECUTABLE NAMES git git.cmd)
mark_as_advanced(GIT_EXECUTABLE)
if(GIT_EXECUTABLE)
# get current git revision
execute_process(
COMMAND ${GIT_EXECUTABLE} rev-parse --verify -q --short=4 HEAD
OUTPUT_VARIABLE head
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
if(head)
set(${PROJECT_NAME}_VERSION_SOURCE "${head}")
# check if working copy is dirty
execute_process(
COMMAND ${GIT_EXECUTABLE} update-index -q --refresh
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
execute_process(
COMMAND ${GIT_EXECUTABLE} diff-index --name-only HEAD --
OUTPUT_VARIABLE dirty
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
if(dirty)
set(${PROJECT_NAME}_VERSION_DIRTY TRUE)
set(${PROJECT_NAME}_VERSION_SOURCE "${${PROJECT_NAME}_VERSION_SOURCE}-dirty")
else()
set(${PROJECT_NAME}_VERSION_DIRTY FALSE)
endif()
execute_process(
COMMAND ${GIT_EXECUTABLE} branch --contains HEAD
OUTPUT_VARIABLE GIT_BRANCHNAME
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
if(GIT_BRANCHNAME)
string(REPLACE "\n" ";" GIT_BRANCHNAME "${GIT_BRANCHNAME}")
foreach(branch ${GIT_BRANCHNAME})
string(REGEX REPLACE "^\\* (.+)$" "\\1" currentBranch ${branch})
if(NOT "${currentBranch}" STREQUAL "${branch}")
set(GIT_BRANCHNAME "${currentBranch}")
break()
endif()
endforeach()
set(GIT_PATHTYPE "FEATURE")
if("${GIT_BRANCHNAME}" STREQUAL "master")
set(GIT_PATHTYPE "MASTER")
elseif("${GIT_BRANCHNAME}" STREQUAL "release")
set(GIT_PATHTYPE "RELEASE")
endif()
else()
set(GIT_BRANCHNAME "detached")
set(GIT_PATHTYPE "detached")
endif()
# check if working copy is a tag
execute_process(
COMMAND ${GIT_EXECUTABLE} describe --tags --exact-match HEAD --
OUTPUT_VARIABLE GIT_TAGNAME
ERROR_VARIABLE error
RESULT_VARIABLE res
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
if(NOT ${res} STREQUAL 0)
set(GIT_TAGNAME "error")
endif()
# get date&time of last commit
execute_process(
COMMAND ${GIT_EXECUTABLE} show -s --format=%cI HEAD
OUTPUT_VARIABLE GIT_DATE
ERROR_VARIABLE error
OUTPUT_STRIP_TRAILING_WHITESPACE
WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
if(GIT_DATE)
# compute ${PROJECT_NAME}_VERSION_REVIS as ((month-1)*31)+day
# Revision is limited to range [0-65534]!
string(REGEX REPLACE
"^[0-9][0-9]([0-9]+)-([0-9]+)-([0-9]+)T([0-9]+):([0-9]+):[0-9]+\\+[0-9]+:[0-9]+$"
"\\1\\2\\3" GIT_DATE ${GIT_DATE})
math(EXPR day "((${CMAKE_MATCH_2}-1) * 31) + ${CMAKE_MATCH_3}")
set(${PROJECT_NAME}_VERSION_REVIS "${CMAKE_MATCH_1}${day}")
endif()
endif()
endif()
else()
return()
endif()
# check if we are building release
set(release_default OFF)
if("${GIT_PATHTYPE}" STREQUAL "RELEASE" AND
NOT "${GIT_TAGNAME}" STREQUAL "error")
set(release_default ON)
endif()
# verify release build
option(RELEASE_BUILD "" ${release_default})
set(RELEASE_ERROR FALSE)
if(RELEASE_BUILD)
message(
"================================================\n"
"release build detected, we will make sure\n"
" 1. no local changes exist\n"
" 2. we are on a release branch/tag\n"
" 3. the major, minor and patch versions match the tagname\n"
"================================================")
set(RELEASE_VALID TRUE)
if("${GIT_PATHTYPE}" STREQUAL "RELEASE" AND NOT "${GIT_TAGNAME}" STREQUAL "error")
string(REGEX REPLACE "^v([0-9]+)\\.([0-9]+)\\.([0-9]+)$" "\\1.\\2.\\3"
GIT_PATH_VERSION ${GIT_TAGNAME})
set(GIT_PATH_VERSION ${GIT_PATH_VERSION})
set(GIT_PATH_VERSION_MAJOR "${CMAKE_MATCH_1}")
set(GIT_PATH_VERSION_MINOR "${CMAKE_MATCH_2}")
set(GIT_PATH_VERSION_PATCH "${CMAKE_MATCH_3}")
endif()
if(NOT GIT_EXECUTABLE)
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - no git.exe found, cannot determine source version")
endif()
if("${GIT_TAGNAME}" STREQUAL "error")
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - no git tag found")
endif()
if(${PROJECT_NAME}_VERSION_DIRTY)
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - sources have local changes, cannot do release build")
endif()
if(NOT ${GIT_PATHTYPE} STREQUAL "RELEASE")
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - branchtype is not release, cannot build release version")
endif()
if(NOT "${GIT_PATH_VERSION_MAJOR}" STREQUAL "${${PROJECT_NAME}_VERSION_MAJOR}")
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - branch major version mismatch: ${GIT_PATH_VERSION_MAJOR} vs. ${${PROJECT_NAME}_VERSION_MAJOR}")
endif()
if(NOT "${GIT_PATH_VERSION_MINOR}" STREQUAL "${${PROJECT_NAME}_VERSION_MINOR}")
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - branch minor version mismatch: ${GIT_PATH_VERSION_MINOR} vs. ${${PROJECT_NAME}_VERSION_MINOR}")
endif()
if(NOT "${GIT_PATH_VERSION_PATCH}" STREQUAL "${${PROJECT_NAME}_VERSION_PATCH}")
set(RELEASE_VALID FALSE)
set(RELEASE_ERROR TRUE)
message(" - branch patch version mismatch: ${GIT_PATH_VERSION_PATCH} vs. ${${PROJECT_NAME}_VERSION_PATCH}")
endif()
message("... done")
endif()
if("${${PROJECT_NAME}_VERSION_SOURCE}" STREQUAL "error")
set(${PROJECT_NAME}_VERSION_SOURCE "9999")
set(${PROJECT_NAME}_VERSION_REVIS "9999")
endif()
if(RELEASE_VALID)
set(${PROJECT_NAME}_VERSION_SOURCE "release")
set(${PROJECT_NAME}_VERSION_REVIS "0")
endif()
if(GIT_EXECUTABLE)
message(STATUS "|-----------------------------|")
message(STATUS "| extracted git information |")
message(STATUS "|-----------------------------|")
message(STATUS "| source ${${PROJECT_NAME}_VERSION_SOURCE}")
message(STATUS "| revision ${${PROJECT_NAME}_VERSION_REVIS}")
message(STATUS "| dirty ${${PROJECT_NAME}_VERSION_DIRTY}")
message(STATUS "| branchtype ${GIT_PATHTYPE}")
message(STATUS "| branchname ${GIT_BRANCHNAME}")
message(STATUS "| tagname ${GIT_TAGNAME}")
if(RELEASE_BUILD)
message(STATUS "| release ${GIT_PATH_VERSION}")
message(STATUS "| rel maj ${GIT_PATH_VERSION_MAJOR}")
message(STATUS "| rel min ${GIT_PATH_VERSION_MINOR}")
message(STATUS "| rel pat ${GIT_PATH_VERSION_PATCH}")
endif()
message(STATUS "|-----------------------------|")
endif()
if(RELEASE_ERROR AND RELEASE_BUILD)
message(FATAL_ERROR "error in configuration (see descriptions above)")
endif()
unset(RELEASE_ERROR)