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Fix CGAL unknown version issue

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CGAL is not advertising its version if configured as a header only library.
This commit is contained in:
tamasmeszaros 2020-10-26 15:39:40 +01:00
parent f3327adf49
commit 5fb0858677
2 changed files with 48 additions and 0 deletions
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11
deps/CGAL/CGAL.cmake vendored
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@ -15,6 +15,17 @@ include(GNUInstallDirs)
# If this file is not present, it will not consider the stored absolute path
ExternalProject_Add_Step(dep_CGAL dep_CGAL_relocation_fix
DEPENDEES install
COMMAND ${CMAKE_COMMAND} -E remove CGALConfig-installation-dirs.cmake
WORKING_DIRECTORY "${DESTDIR}/usr/local/${CMAKE_INSTALL_LIBDIR}/cmake/CGAL"
)
# Again, for whatever reason, CGAL thinks that its version is not relevant if
# configured as a header only library. Fixing it by placing a cmake version file
# besides the installed config file.
ExternalProject_Add_Step(dep_CGAL dep_CGAL_version_fix
DEPENDEES install
COMMAND ${CMAKE_COMMAND} -E copy cgal/CGALConfigVersion.cmake "${DESTDIR}/usr/local/${CMAKE_INSTALL_LIBDIR}/cmake/CGAL/CGALConfigVersion.cmake"
WORKING_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}"
)

37
deps/CGAL/cgal/CGALConfigVersion.cmake vendored Normal file
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@ -0,0 +1,37 @@
# This is a basic version file for the Config-mode of find_package().
# It is used by write_basic_package_version_file() as input file for configure_file()
# to create a version-file which can be installed along a config.cmake file.
#
# The created file sets PACKAGE_VERSION_EXACT if the current version string and
# the requested version string are exactly the same and it sets
# PACKAGE_VERSION_COMPATIBLE if the current version is >= requested version.
# The variable CVF_VERSION must be set before calling configure_file().
set(PACKAGE_VERSION "5.0.0")
if(PACKAGE_VERSION VERSION_LESS PACKAGE_FIND_VERSION)
set(PACKAGE_VERSION_COMPATIBLE FALSE)
else()
set(PACKAGE_VERSION_COMPATIBLE TRUE)
if(PACKAGE_FIND_VERSION STREQUAL PACKAGE_VERSION)
set(PACKAGE_VERSION_EXACT TRUE)
endif()
endif()
# if the installed project requested no architecture check, don't perform the check
if("FALSE")
return()
endif()
# if the installed or the using project don't have CMAKE_SIZEOF_VOID_P set, ignore it:
if("${CMAKE_SIZEOF_VOID_P}" STREQUAL "" OR "8" STREQUAL "")
return()
endif()
# check that the installed version has the same 32/64bit-ness as the one which is currently searching:
if(NOT CMAKE_SIZEOF_VOID_P STREQUAL "8")
math(EXPR installedBits "8 * 8")
set(PACKAGE_VERSION "${PACKAGE_VERSION} (${installedBits}bit)")
set(PACKAGE_VERSION_UNSUITABLE TRUE)
endif()