slsDetectorPackage/cmake/project_version.cmake

155 lines
7.3 KiB
CMake
Executable File

#
# Sets PROJECT_VERSION and PACKAGE_VERSION
#
# Don't set PROJECT_VERSION to empty string when no VERSION is given to project() command.
#if(POLICY CMP0048)
# cmake_policy(SET CMP0048 OLD)
#endif()
# Split a version number into separate components
# version the version number to split
# major variable name to store the major version in
# minor variable name to store the minor version in
# patch variable name to store the patch version in
# extra variable name to store a version suffix in
function(version_split version major minor patch extra)
string(REGEX MATCH "([0-9]+)\\.([0-9]+)\\.([0-9]+)(.*)?" version_valid ${version})
if(version_valid)
string(REGEX REPLACE "([0-9]+)\\.([0-9]+)\\.([0-9]+)(.*)?" "\\1;\\2;\\3;\\4" VERSION_MATCHES ${version})
list(GET VERSION_MATCHES 0 version_major)
set(${major} ${version_major} PARENT_SCOPE)
list(GET VERSION_MATCHES 1 version_minor)
set(${minor} ${version_minor} PARENT_SCOPE)
list(GET VERSION_MATCHES 2 version_patch)
set(${patch} ${version_patch} PARENT_SCOPE)
list(GET VERSION_MATCHES 3 version_extra)
set(${extra} ${version_extra} PARENT_SCOPE)
else(version_valid)
message(AUTHOR_WARNING "Bad version ${version}; falling back to 0 (have you made an initial release?)")
set(${major} "0" PARENT_SCOPE)
set(${minor} "0" PARENT_SCOPE)
set(${patch} "0" PARENT_SCOPE)
set(${extra} "" PARENT_SCOPE)
endif(version_valid)
endfunction(version_split)
##############################
# get PROJECT_VERSION from git
##############################
find_program(GIT_CMD git)
mark_as_advanced(GIT_CMD)
if (GIT_CMD)
execute_process(COMMAND ${GIT_CMD} rev-parse --show-toplevel
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
OUTPUT_VARIABLE GIT_TOPLEVEL
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
endif()
if (GIT_CMD AND NOT "${GIT_TOPLEVEL}" STREQUAL "")
execute_process(COMMAND ${GIT_CMD} rev-parse --short HEAD
WORKING_DIRECTORY ${GIT_TOPLEVEL}
OUTPUT_VARIABLE GIT_SHA1
OUTPUT_STRIP_TRAILING_WHITESPACE)
#message(STATUS "GIT_SHA1: " ${GIT_SHA1})
execute_process(COMMAND ${GIT_CMD} describe --match "*[0-9].[0-9]*" HEAD
WORKING_DIRECTORY ${GIT_TOPLEVEL}
OUTPUT_VARIABLE GIT_DESCRIBE
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
#message(STATUS "GIT_DESCRIBE: " ${GIT_DESCRIBE})
# if (GIT_DESCRIBE)
# string(REGEX REPLACE "v?([0-9.]+).*" "\\1" GIT_VERSION ${GIT_DESCRIBE})
# message(STATUS "GIT_VERSION: " ${GIT_VERSION})
# # as package version we use the full version from git describe: 1.7.1+7+ge324c81
# if (GIT_DESCRIBE MATCHES ".*-g.*")
# # convert a git describe string to usable debian version, e.g. v1.7.1-7-ge324c81 to 1.7.1+7+ge324c81
# string(REGEX REPLACE "v?([0-9]*.[0-9.]*).*-([0-9]*)-([a-g0-9]*)" "\\1+\\2+\\3" GIT_FULL_VERSION ${GIT_DESCRIBE})
# else()
# # current HEAD is git tag (i.e. releaase), directly use the version
# set(GIT_FULL_VERSION ${GIT_VERSION})
# endif()
# else ()
# # no (suitable) tag found
# set(GIT_VERSION "0.0.0")
# # get number of commits in repo
# execute_process(COMMAND ${GIT_CMD} rev-list --count HEAD
# WORKING_DIRECTORY ${GIT_TOPLEVEL}
# OUTPUT_VARIABLE GIT_COMMIT_COUNT
# OUTPUT_STRIP_TRAILING_WHITESPACE)
# set(GIT_FULL_VERSION 0.0.0+${GIT_COMMIT_COUNT}+g${GIT_SHA1})
# endif ()
endif ()
# get version from package.xml if it exists
if (EXISTS "${PROJECT_SOURCE_DIR}/package.xml")
file(STRINGS "${PROJECT_SOURCE_DIR}/package.xml" PACKAGE_XML_VERSION_LINE REGEX <version>[0-9.]*</version>)
string(REGEX REPLACE .*<version>\([0-9.]*\)</version>.* \\1 PACKAGE_XML_VERSION "${PACKAGE_XML_VERSION_LINE}")
MESSAGE(STATUS "PACKAGE_XML_VERSION: " ${PACKAGE_XML_VERSION})
endif ()
# set version (if not already manually specified)
# check versions from different sources and set actually used version
if (NOT PROJECT_VERSION)
# set PROJECT_VERSION to MAJOR.MINOR.PATCH
# PACKAGE_VERSION can have extra info
if (GIT_VERSION)
set(PROJECT_VERSION ${GIT_VERSION})
set(PACKAGE_VERSION ${GIT_FULL_VERSION})
elseif (PACKAGE_XML_VERSION)
set(PROJECT_VERSION ${PACKAGE_XML_VERSION})
set(PACKAGE_VERSION ${PROJECT_VERSION})
else ()
message(WARNING "PROJECT_VERSION not set. Defaulting to 0.0.0")
set(PROJECT_VERSION "0.0.0")
endif ()
endif ()
# if (NOT PACKAGE_VERSION)
# message(WARNING "PACKAGE_VERSION not set! Falling back to (${PROJECT_VERSION})")
set(PACKAGE_VERSION ${PROJECT_VERSION})
# endif ()
# warn if versions don't match
if (GIT_VERSION AND NOT GIT_VERSION MATCHES ${PROJECT_VERSION})
message(WARNING "Version from git (${GIT_VERSION}) doesn't match PROJECT_VERSION (${PROJECT_VERSION})")
endif()
if (PACKAGE_XML_VERSION AND NOT PACKAGE_XML_VERSION MATCHES ${PROJECT_VERSION})
message(WARNING "Version from package.xml (${PACKAGE_XML_VERSION}) doesn't match PROJECT_VERSION (${PROJECT_VERSION})")
endif()
message(STATUS "PROJECT_VERSION: " ${PROJECT_VERSION})
message(STATUS "PACKAGE_VERSION: " ${PACKAGE_VERSION})
version_split(${PROJECT_VERSION} PACKAGE_VERSION_MAJOR PACKAGE_VERSION_MINOR PACKAGE_VERSION_PATCH extra)
#message(STATUS "PACKAGE_VERSION_MAJOR: " ${PACKAGE_VERSION_MAJOR})
#message(STATUS "PACKAGE_VERSION_MINOR: " ${PACKAGE_VERSION_MINOR})
#message(STATUS "PACKAGE_VERSION_PATCH: " ${PACKAGE_VERSION_PATCH})
# generate an integer version number: major * 10000 + minor * 100 + patch
math(EXPR PROJECT_VERSION_INT "${PACKAGE_VERSION_MAJOR} * 10000 + ${PACKAGE_VERSION_MINOR} * 100 + ${PACKAGE_VERSION_PATCH}")
# make PROJECT_VERSION available as define in the project source
#add_definitions(-DPROJECT_VERSION="${PROJECT_VERSION}")
#add_definitions(-DPROJECT_VERSION_INT=${PROJECT_VERSION_INT})
#add_definitions(-DPACKAGE_VERSION="${PACKAGE_VERSION}")
#add_definitions(-DPACKAGE_VERSION_MAJOR=${PACKAGE_VERSION_MAJOR})
#add_definitions(-DPACKAGE_VERSION_MINOR=${PACKAGE_VERSION_MINOR})
#add_definitions(-DPACKAGE_VERSION_PATCH=${PACKAGE_VERSION_PATCH})
# set ABI version to major.minor, which will be used for the SOVERSION
set(abiversion "${PACKAGE_VERSION_MAJOR}.${PACKAGE_VERSION_MINOR}")
# generate a version.h file in the binary output dir, don't forget to install it...
string(TOUPPER "${PROJECT_NAME}" PROJECT_NAME_UPPER)
# These files provide compile-time and runtime version information about your project.
# To offer the version info to the users of your library, you need to
# adapt the following lines in your respective CMakeLists.txt:
# add_library(<yourlibraryname> SHARED <your code files> ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}/project_version.cc)
# install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}/project_version.h COMPONENT dev DESTINATION include/<your-include-dir>)
# To use it within your library or tests you need to add the include directory:
# > target_include_directories(yourtarget PUBLIC ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME})
configure_file(${CMAKE_CURRENT_LIST_DIR}/project_version.h.in ${PROJECT_NAME}/project_version.h @ONLY)
configure_file(${CMAKE_CURRENT_LIST_DIR}/project_version.cc.in ${PROJECT_NAME}/project_version.cc @ONLY)