FairMQ/cmake/FairMQConfig.cmake.in
Christian Tacke cf12379afa cmake: Use target_compile_features()
Problem at hand: dependents (like FairRoot) need to know the
minimum C++ standard level that FairMQ (and its headers)
requires.

The first idea is to let the targets export their
CXX_STANDARD value. First, this doesn't seem to work as
expected.

Second, target_compile_features() seems to be the better
way to go. It has a much better granularity, automatically
has the export feature, and thus should make dependents
behave correctly.

Also drop all of this enforeced CMAKE_CXX_STANDARD*
setting. If it's given, check it. But that's it.

See: https://gitlab.kitware.com/cmake/cmake/-/issues/18446
See: https://cmake.org/cmake/help/latest/manual/cmake-compile-features.7.html#requiring-language-standards
2021-03-26 10:08:07 +01:00

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1.9 KiB
CMake

################################################################################
# Copyright (C) 2018 GSI Helmholtzzentrum fuer Schwerionenforschung GmbH #
# #
# This software is distributed under the terms of the #
# GNU Lesser General Public Licence (LGPL) version 3, #
# copied verbatim in the file "LICENSE" #
################################################################################
@PACKAGE_INIT@
### General variables for project discovery/inspection
set(@PROJECT_NAME@_VERSION @PROJECT_VERSION@)
set(@PROJECT_NAME@_GIT_VERSION @PROJECT_GIT_VERSION@)
set(@PROJECT_NAME@_GIT_DATE @PROJECT_GIT_DATE@)
set(@PROJECT_NAME@_PREFIX @PACKAGE_CMAKE_INSTALL_PREFIX@)
set(@PROJECT_NAME@_BINDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_BINDIR@)
set(@PROJECT_NAME@_INCDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_INCLUDEDIR@)
set(@PROJECT_NAME@_LIBDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_LIBDIR@)
set(@PROJECT_NAME@_DATADIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_DATADIR@)
set(@PROJECT_NAME@_CMAKEMODDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_CMAKEMODDIR@)
set(@PROJECT_NAME@_CXX_STANDARD_REQUIRED "@CMAKE_CXX_STANDARD_REQUIRED@")
set(@PROJECT_NAME@_CXX_STANDARD "@CMAKE_CXX_STANDARD@")
set(@PROJECT_NAME@_CXX_EXTENSIONS @CMAKE_CXX_EXTENSIONS@)
set(@PROJECT_NAME@_VERSION_HOTFIX @PROJECT_VERSION_HOTFIX@)
set(@PROJECT_NAME@_BUILD_TYPE @CMAKE_BUILD_TYPE@)
set(@PROJECT_NAME@_BUILD_TYPE_UPPER @PROJECT_BUILD_TYPE_UPPER@)
set(@PROJECT_NAME@_CXX_FLAGS @PROJECT_CXX_FLAGS@)
### Import cmake modules
set(CMAKE_MODULE_PATH ${@PROJECT_NAME@_CMAKEMODDIR} ${CMAKE_MODULE_PATH})
@PACKAGE_DEPENDENCIES@
### Import targets
include(@PACKAGE_CMAKE_INSTALL_PREFIX@/@PACKAGE_INSTALL_DESTINATION@/@PROJECT_EXPORT_SET@.cmake)
@BUNDLED_PACKAGES@
@PACKAGE_COMPONENTS@