Files
ortools-clone/cmake/utils.cmake
Corentin Le Molgat a49b9143a4 Rework CMake dependencies management (Fix #1116)
- By default don't build dependencies simply call find_package()
- By default only build C++ library
- IF building Python, Java or .Net wrapper then force build dependencies
  - Build dependencies as STATIC
  - Build and Install (in CMAKE_BINARY_DIR) dependencies at configure time
2019-04-11 13:47:05 +02:00

128 lines
3.9 KiB
CMake

function(get_version_from_file VERSION_MAJOR VERSION_MINOR VERSION_PATCH)
file(STRINGS "Version.txt" VERSION_STR)
foreach(STR ${VERSION_STR})
if(${STR} MATCHES "OR_TOOLS_MAJOR=(.*)")
set(${VERSION_MAJOR} ${CMAKE_MATCH_1} PARENT_SCOPE)
endif()
if(${STR} MATCHES "OR_TOOLS_MINOR=(.*)")
set(${VERSION_MINOR} ${CMAKE_MATCH_1} PARENT_SCOPE)
endif()
endforeach()
set(${VERSION_PATCH} 9999 PARENT_SCOPE)
endfunction()
function(get_version_from_git VERSION_MAJOR VERSION_MINOR VERSION_PATCH)
find_package(Git QUIET)
if(NOT GIT_FOUND)
message(STATUS "Did not find git package, get version from file...")
get_version_from_file(MAJOR MINOR PATCH)
else()
execute_process(COMMAND
${GIT_EXECUTABLE} describe --tags
RESULT_VARIABLE _OUTPUT_VAR
OUTPUT_VARIABLE FULL
ERROR_QUIET
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
if(NOT _OUTPUT_VAR)
execute_process(COMMAND
${GIT_EXECUTABLE} rev-list HEAD --count
RESULT_VARIABLE _OUTPUT_VAR
OUTPUT_VARIABLE PATCH
ERROR_QUIET
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR})
STRING(STRIP PATCH ${PATCH})
STRING(REGEX REPLACE "\n$" "" PATCH ${PATCH})
STRING(REGEX REPLACE " " "" PATCH ${PATCH})
STRING(REGEX REPLACE "^v([0-9]+)\\..*" "\\1" MAJOR "${FULL}")
STRING(REGEX REPLACE "^v[0-9]+\\.([0-9]+).*" "\\1" MINOR "${FULL}")
else()
message(STATUS "Did not find any tag")
get_version_from_file(MAJOR MINOR PATCH)
endif()
endif()
set(${VERSION_MAJOR} ${MAJOR} PARENT_SCOPE)
set(${VERSION_MINOR} ${MINOR} PARENT_SCOPE)
set(${VERSION_PATCH} ${PATCH} PARENT_SCOPE)
endfunction()
function(set_version VERSION)
get_filename_component(GIT_DIR ".git" ABSOLUTE)
if(EXISTS ${GIT_DIR})
get_version_from_git(MAJOR MINOR PATCH)
else()
get_version_from_file(MAJOR MINOR PATCH)
endif()
set(${VERSION} "${MAJOR}.${MINOR}.${PATCH}" PARENT_SCOPE)
endfunction()
function(check_target my_target)
if(NOT TARGET ${my_target})
message(FATAL_ERROR " Or-Tools: compiling Or-Tools requires a ${my_target}
CMake target in your project, see CMake/README.md for more details")
endif(NOT TARGET ${my_target})
endfunction()
# build_git_dependency()
#
# CMake function to download, build and install (in staging area) a dependency at configure
# time.
#
# Parameters:
# NAME: name of the dependency
# REPOSITORY: git url of the dependency
# TAG: tag of the dependency
# APPLY_PATCH: apply patch
# CMAKE_ARGS: List of specific CMake args to add
#
# build_dependency(
# NAME
# abseil-cpp
# URL
# https://github.com/abseil/abseil-cpp.git
# TAG
# master
# APPLY_PATCH
# ${CMAKE_SOURCE_DIR}/patches/abseil-cpp.patch
# )
function(build_git_dependency)
set(options "")
set(oneValueArgs NAME REPOSITORY TAG APPLY_PATCH)
set(multiValueArgs CMAKE_ARGS)
cmake_parse_arguments(GIT_DEP
"${options}"
"${oneValueArgs}"
"${multiValueArgs}"
${ARGN}
)
message(STATUS "Building ${GIT_DEP_NAME}: ...")
if(GIT_DEP_APPLY_PATCH)
set(PATCH_CMD "git apply \"${GIT_DEP_APPLY_PATCH}\"")
else()
set(PATCH_CMD "\"\"")
endif()
configure_file(
${CMAKE_CURRENT_SOURCE_DIR}/CMakeLists.txt.in
${CMAKE_CURRENT_BINARY_DIR}/${GIT_DEP_NAME}/CMakeLists.txt @ONLY)
execute_process(
COMMAND ${CMAKE_COMMAND} -H. -Bproject_build -G "${CMAKE_GENERATOR}"
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${GIT_DEP_NAME})
if(result)
message(FATAL_ERROR "CMake step for ${GIT_DEP_NAME} failed: ${result}")
endif()
execute_process(
COMMAND ${CMAKE_COMMAND} --build project_build --config ${CMAKE_BUILD_TYPE}
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/${GIT_DEP_NAME})
if(result)
message(FATAL_ERROR "Build step for ${GIT_DEP_NAME} failed: ${result}")
endif()
message(STATUS "Building ${GIT_DEP_NAME}: ...DONE")
endfunction()