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Diffstat (limited to '')
| -rw-r--r-- | packaging/cmake/Modules/NetdataFetchContentExtra.cmake | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/packaging/cmake/Modules/NetdataFetchContentExtra.cmake b/packaging/cmake/Modules/NetdataFetchContentExtra.cmake new file mode 100644 index 000000000..cc70448de --- /dev/null +++ b/packaging/cmake/Modules/NetdataFetchContentExtra.cmake @@ -0,0 +1,41 @@ +# Extra tools for working with FetchContent on older CMake +# +# Copyright (c) 2024 Netdata Inc. +# SPDX-License-Identifier: GPL-3.0-or-later + +# FetchContent_MakeAvailable_NoInstall +# +# Add a sub-project with FetchContent, but with the EXCLUDE_FROM_ALL +# argument for the add_subdirectory part. +# +# CMake 3.28 and newer provide a way to do this with an extra argument +# on FetchContent_Declare, but older versions need you to implement +# the logic yourself. Once we no longer support CMake versions older +# than 3.28, we can get rid of this macro. +# +# Unlike FetchContent_MakeAvailble, this only accepts a single project +# to make available. +macro(FetchContent_MakeAvailable_NoInstall name) + include(FetchContent) + + FetchContent_GetProperties(${name}) + + if(NOT ${name}_POPULATED) + FetchContent_Populate(${name}) + add_subdirectory(${${name}_SOURCE_DIR} ${${name}_BINARY_DIR} EXCLUDE_FROM_ALL) + endif() +endmacro() + +# NETDATA_PROPAGATE_TOOLCHAIN_ARGS +# +# Defines a set of CMake flags to be passed to CMAKE_ARGS for +# FetchContent_Declare and ExternalProject_Add to ensure that toolchain +# configuration propagates correctly to sub-projects. +# +# This needs to be explicitly included for any sub-project that needs +# to be built for the target system. +set(NETDATA_PROPAGATE_TOOLCHAIN_ARGS + "-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER} + -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER} + $<$<BOOL:${CMAKE_C_COMPILER_TARGET}>:-DCMAKE_C_COMPILER_TARGET=${CMAKE_C_COMPILER_TARGET} + $<$<BOOL:${CMAKE_CXX_COMPILER_TARGET}>:-DCMAKE_CXX_COMPILER_TARGET=${CMAKE_CXX_COMPILER_TARGET}") |