CMake: Declare the project version in project()
libeigen/eigen!2850 Closes #3063 Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
co-authored by
Rasmus Munk Larsen
Rasmus Munk Larsen
parent
4e57e79dd8
commit
f752349f69
+62
-59
@@ -42,11 +42,72 @@ if (POLICY CMP0074)
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cmake_policy(SET CMP0074 NEW)
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endif ()
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#==============================================================================
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# Version Info.
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#==============================================================================
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# If version information is not provided, automatically parse the version number
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# from header files.
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file(READ "${CMAKE_CURRENT_SOURCE_DIR}/Eigen/Version" _eigen_version_header)
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if (NOT DEFINED EIGEN_WORLD_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen_world_version_match "${_eigen_version_header}")
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set(EIGEN_WORLD_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_MAJOR_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen_major_version_match "${_eigen_version_header}")
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set(EIGEN_MAJOR_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_MINOR_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen_minor_version_match "${_eigen_version_header}")
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set(EIGEN_MINOR_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_PATCH_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_PATCH_VERSION[ \t]+([0-9]+)" _eigen_patch_version_match "${_eigen_version_header}")
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set(EIGEN_PATCH_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_PRERELEASE_VERSION)
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set(EIGEN_PRERELEASE_VERSION "dev")
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endif()
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# If we are in a git repo, extract a changeset.
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if(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
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# if the git program is absent or this will leave the EIGEN_GIT_REVNUM string empty,
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# but won't stop CMake.
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execute_process(COMMAND git ls-remote -q ${CMAKE_SOURCE_DIR} HEAD OUTPUT_VARIABLE EIGEN_GIT_OUTPUT)
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endif()
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# extract the git rev number from the git output...
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if(EIGEN_GIT_OUTPUT)
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string(REGEX MATCH "^([0-9;a-f]+).*" EIGEN_GIT_CHANGESET_MATCH "${EIGEN_GIT_OUTPUT}")
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set(EIGEN_GIT_REVNUM "${CMAKE_MATCH_1}")
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endif()
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if (NOT DEFINED EIGEN_BUILD_VERSION AND DEFINED EIGEN_GIT_REVNUM)
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string(SUBSTRING "${EIGEN_GIT_REVNUM}" 0 8 EIGEN_BUILD_VERSION)
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else()
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set(EIGEN_BUILD_VERSION "" CACHE STRING "")
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endif()
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# The EIGEN_VERSION_NUMBER must be of the form <major.minor.patch>.
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# The EIGEN_VERSION_STRING can contain the preprelease/build strings.
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set(EIGEN_VERSION_NUMBER "${EIGEN_MAJOR_VERSION}.${EIGEN_MINOR_VERSION}.${EIGEN_PATCH_VERSION}" CACHE STRING "")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_NUMBER}" CACHE STRING "")
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if (NOT "x${EIGEN_PRERELEASE_VERSION}" STREQUAL "x")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_STRING}-${EIGEN_PRERELEASE_VERSION}" CACHE STRING "")
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endif()
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if (NOT "x${EIGEN_BUILD_VERSION}" STREQUAL "x")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_STRING}+${EIGEN_BUILD_VERSION}" CACHE STRING "")
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endif()
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#==============================================================================
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# CMake Project.
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#==============================================================================
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project(Eigen3)
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# The version is derived above so that project() can declare it here. Declaring
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# it is what populates PROJECT_VERSION, Eigen3_VERSION and, for a top-level
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# build, CMAKE_PROJECT_VERSION; all three are empty otherwise. See the
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# cmake_project_version test.
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project(Eigen3 VERSION ${EIGEN_VERSION_NUMBER})
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# Remove this block after bumping CMake to v3.21.0
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# PROJECT_IS_TOP_LEVEL is defined then by default
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@@ -101,64 +162,6 @@ if (EIGEN_BUILD_TESTING OR EIGEN_BUILD_BLAS OR EIGEN_BUILD_LAPACK OR EIGEN_BUILD
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set(EIGEN_IS_BUILDING_ ON)
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endif()
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#==============================================================================
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# Version Info.
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#==============================================================================
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# If version information is not provided, automatically parse the version number
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# from header files.
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file(READ "${PROJECT_SOURCE_DIR}/Eigen/Version" _eigen_version_header)
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if (NOT DEFINED EIGEN_WORLD_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen_world_version_match "${_eigen_version_header}")
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set(EIGEN_WORLD_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_MAJOR_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen_major_version_match "${_eigen_version_header}")
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set(EIGEN_MAJOR_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_MINOR_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen_minor_version_match "${_eigen_version_header}")
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set(EIGEN_MINOR_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_PATCH_VERSION)
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string(REGEX MATCH "define[ \t]+EIGEN_PATCH_VERSION[ \t]+([0-9]+)" _eigen_patch_version_match "${_eigen_version_header}")
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set(EIGEN_PATCH_VERSION "${CMAKE_MATCH_1}" CACHE STRING "")
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endif()
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if (NOT DEFINED EIGEN_PRERELEASE_VERSION)
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set(EIGEN_PRERELEASE_VERSION "dev")
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endif()
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# If we are in a git repo, extract a changeset.
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if(IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
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# if the git program is absent or this will leave the EIGEN_GIT_REVNUM string empty,
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# but won't stop CMake.
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execute_process(COMMAND git ls-remote -q ${CMAKE_SOURCE_DIR} HEAD OUTPUT_VARIABLE EIGEN_GIT_OUTPUT)
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endif()
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# extract the git rev number from the git output...
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if(EIGEN_GIT_OUTPUT)
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string(REGEX MATCH "^([0-9;a-f]+).*" EIGEN_GIT_CHANGESET_MATCH "${EIGEN_GIT_OUTPUT}")
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set(EIGEN_GIT_REVNUM "${CMAKE_MATCH_1}")
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endif()
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if (NOT DEFINED EIGEN_BUILD_VERSION AND DEFINED EIGEN_GIT_REVNUM)
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string(SUBSTRING "${EIGEN_GIT_REVNUM}" 0 8 EIGEN_BUILD_VERSION)
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else()
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set(EIGEN_BUILD_VERSION "" CACHE STRING "")
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endif()
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# The EIGEN_VERSION_NUMBER must be of the form <major.minor.patch>.
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# The EIGEN_VERSION_STRING can contain the preprelease/build strings.
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set(EIGEN_VERSION_NUMBER "${EIGEN_MAJOR_VERSION}.${EIGEN_MINOR_VERSION}.${EIGEN_PATCH_VERSION}" CACHE STRING "")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_NUMBER}" CACHE STRING "")
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if (NOT "x${EIGEN_PRERELEASE_VERSION}" STREQUAL "x")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_STRING}-${EIGEN_PRERELEASE_VERSION}" CACHE STRING "")
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endif()
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if (NOT "x${EIGEN_BUILD_VERSION}" STREQUAL "x")
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set(EIGEN_VERSION_STRING "${EIGEN_VERSION_STRING}+${EIGEN_BUILD_VERSION}" CACHE STRING "")
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endif()
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# Generate version file.
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configure_file("${CMAKE_CURRENT_SOURCE_DIR}/cmake/Version.in"
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"${CMAKE_CURRENT_BINARY_DIR}/include/Eigen/Version")
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@@ -254,6 +254,18 @@ endif()
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set_property(GLOBAL PROPERTY EIGEN_CURRENT_SUBPROJECT "Official")
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add_custom_target(BuildOfficial)
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# Not an ei_add_test: this checks values produced by the configure step itself,
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# so it compares what the enclosing project() call left in this scope.
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add_test(NAME cmake_project_version
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COMMAND ${CMAKE_COMMAND}
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"-DEIGEN_EXPECTED_VERSION=${EIGEN_VERSION_NUMBER}"
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"-DEIGEN_IS_TOP_LEVEL=${PROJECT_IS_TOP_LEVEL}"
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"-DOBSERVED_PROJECT_VERSION=${PROJECT_VERSION}"
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"-DOBSERVED_Eigen3_VERSION=${Eigen3_VERSION}"
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"-DOBSERVED_CMAKE_PROJECT_VERSION=${CMAKE_PROJECT_VERSION}"
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-P "${CMAKE_CURRENT_SOURCE_DIR}/cmake_project_version.cmake")
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set_property(TEST cmake_project_version PROPERTY LABELS "Official")
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ei_add_test(clz)
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ei_add_test(rand)
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ei_add_test(realview)
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@@ -0,0 +1,26 @@
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# SPDX-FileCopyrightText: The Eigen Authors
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# SPDX-License-Identifier: MPL-2.0
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# Checks the variables that project(Eigen3 VERSION ...) is responsible for
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# populating. Their values as observed during Eigen's own configure are baked
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# into the test command, so a variable that project() left unset arrives here as
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# an empty string rather than as an undefined one.
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if(NOT DEFINED EIGEN_EXPECTED_VERSION OR EIGEN_EXPECTED_VERSION STREQUAL "")
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message(FATAL_ERROR "EIGEN_EXPECTED_VERSION was not passed to this script.")
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endif()
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set(names PROJECT_VERSION Eigen3_VERSION)
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# CMAKE_PROJECT_VERSION belongs to the outermost project, which is Eigen3 only
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# when Eigen is not being consumed as a sub-project.
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if(EIGEN_IS_TOP_LEVEL)
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list(APPEND names CMAKE_PROJECT_VERSION)
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endif()
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foreach(name IN LISTS names)
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if(NOT "${OBSERVED_${name}}" STREQUAL "${EIGEN_EXPECTED_VERSION}")
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message(FATAL_ERROR "${name} was \"${OBSERVED_${name}}\", expected "
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"\"${EIGEN_EXPECTED_VERSION}\": the top-level project() call "
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"must declare VERSION.")
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endif()
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endforeach()
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