Only apply tools for top-level directory (#36)
* update CPM.cmake * only apply tools for top-level directory
This commit is contained in:
Lars Melchior
GitHub
parent
e362045719
commit
6a5efe38c1
5 changed files with 48 additions and 17 deletions
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@ -14,10 +14,6 @@ if(PROJECT_SOURCE_DIR STREQUAL PROJECT_BINARY_DIR)
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message(FATAL_ERROR "In-source builds not allowed. Please make a new directory (called a build directory) and run CMake from there.")
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endif()
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# --- Import tools ----
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include(cmake/tools.cmake)
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# ---- Add dependencies via CPM ----
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# see https://github.com/TheLartians/CPM.cmake for more info
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@ -28,7 +28,7 @@
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cmake_minimum_required(VERSION 3.14 FATAL_ERROR)
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set(CURRENT_CPM_VERSION 0.18)
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set(CURRENT_CPM_VERSION 0.21)
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if(CPM_DIRECTORY)
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if(NOT ${CPM_DIRECTORY} MATCHES ${CMAKE_CURRENT_LIST_DIR})
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@ -41,14 +41,23 @@ See https://github.com/TheLartians/CPM.cmake for more information."
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endif()
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return()
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endif()
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get_property(CPM_INITIALIZED GLOBAL "" PROPERTY CPM_INITIALIZED SET)
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if (CPM_INITIALIZED)
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return()
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endif()
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endif()
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set_property(GLOBAL PROPERTY CPM_INITIALIZED true)
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option(CPM_USE_LOCAL_PACKAGES "Always try to use `find_package` to get dependencies" $ENV{CPM_USE_LOCAL_PACKAGES})
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option(CPM_LOCAL_PACKAGES_ONLY "Only use `find_package` to get dependencies" $ENV{CPM_LOCAL_PACKAGES_ONLY})
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option(CPM_DOWNLOAD_ALL "Always download dependencies from source" $ENV{CPM_DOWNLOAD_ALL})
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option(CPM_DONT_UPDATE_MODULE_PATH "Don't update the module path to allow using find_package" $ENV{CPM_DONT_UPDATE_MODULE_PATH})
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set(CPM_VERSION ${CURRENT_CPM_VERSION} CACHE INTERNAL "")
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set(CPM_DIRECTORY ${CMAKE_CURRENT_LIST_DIR} CACHE INTERNAL "")
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set(CPM_FILE ${CMAKE_CURRENT_LIST_FILE} CACHE INTERNAL "")
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set(CPM_PACKAGES "" CACHE INTERNAL "")
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set(CPM_DRY_RUN OFF CACHE INTERNAL "Don't download or configure dependencies (for testing)")
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@ -60,6 +69,15 @@ endif()
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set(CPM_SOURCE_CACHE ${CPM_SOURCE_CACHE_DEFAULT} CACHE PATH "Directory to downlaod CPM dependencies")
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if (NOT CPM_DONT_UPDATE_MODULE_PATH)
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set(CPM_MODULE_PATH "${CMAKE_BINARY_DIR}/CPM_modules" CACHE INTERNAL "")
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# remove old modules
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FILE(REMOVE_RECURSE ${CPM_MODULE_PATH})
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file(MAKE_DIRECTORY ${CPM_MODULE_PATH})
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# locally added CPM modules should override global packages
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set(CMAKE_MODULE_PATH "${CPM_MODULE_PATH};${CMAKE_MODULE_PATH}")
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endif()
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include(FetchContent)
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include(CMakeParseArguments)
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@ -80,6 +98,15 @@ function(cpm_find_package NAME VERSION)
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endif()
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endfunction()
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# Create a custom FindXXX.cmake module for a CPM package
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# This prevents `find_package(NAME)` from finding the system library
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function(CPMCreateModuleFile Name)
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if (NOT CPM_DONT_UPDATE_MODULE_PATH)
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# erase any previous modules
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FILE(WRITE ${CPM_MODULE_PATH}/Find${Name}.cmake "include(${CPM_FILE})\n${ARGN}\nset(${Name}_FOUND TRUE)")
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endif()
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endfunction()
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# Find a package locally or fallback to CPMAddPackage
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function(CPMFindPackage)
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set(oneValueArgs
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@ -167,7 +194,7 @@ function(CPMAddPackage)
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list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_REPOSITORY "https://gitlab.com/${CPM_ARGS_GITLAB_REPOSITORY}.git")
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endif()
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if (${CPM_ARGS_NAME} IN_LIST CPM_PACKAGES)
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if ("${CPM_ARGS_NAME}" IN_LIST CPM_PACKAGES)
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CPMGetPackageVersion(${CPM_ARGS_NAME} CPM_PACKAGE_VERSION)
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if(${CPM_PACKAGE_VERSION} VERSION_LESS ${CPM_ARGS_VERSION})
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message(WARNING "${CPM_INDENT} requires a newer version of ${CPM_ARGS_NAME} (${CPM_ARGS_VERSION}) than currently included (${CPM_PACKAGE_VERSION}).")
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@ -218,7 +245,8 @@ function(CPMAddPackage)
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set(download_directory ${CPM_SOURCE_CACHE}/${lower_case_name}/${origin_hash})
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list(APPEND FETCH_CONTENT_DECLARE_EXTRA_OPTS SOURCE_DIR ${download_directory})
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if (EXISTS ${download_directory})
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list(APPEND FETCH_CONTENT_DECLARE_EXTRA_OPTS DOWNLOAD_COMMAND ":")
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# disable the download command to allow offline builds
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list(APPEND FETCH_CONTENT_DECLARE_EXTRA_OPTS DOWNLOAD_COMMAND "${CMAKE_COMMAND}")
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set(PACKAGE_INFO "${download_directory}")
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else()
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# remove timestamps so CMake will re-download the dependency
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@ -230,6 +258,7 @@ function(CPMAddPackage)
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cpm_declare_fetch(${CPM_ARGS_NAME} ${CPM_ARGS_VERSION} ${PACKAGE_INFO} "${CPM_ARGS_UNPARSED_ARGUMENTS}" ${FETCH_CONTENT_DECLARE_EXTRA_OPTS})
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cpm_fetch_package(${CPM_ARGS_NAME} ${DOWNLOAD_ONLY})
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cpm_get_fetch_properties(${CPM_ARGS_NAME})
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CPMCreateModuleFile(${CPM_ARGS_NAME} "CPMAddPackage(${ARGN})")
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SET(${CPM_ARGS_NAME}_ADDED YES)
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cpm_export_variables()
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endfunction()
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@ -1,16 +1,16 @@
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# this file contains a list of tools that can be activated and downloaded on-demand
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# each tool is enabled during configuration by passing an additional `-DUSE_<TOOL>=<VALUE>` argument to CMake
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# determine if a tool has already been enabled
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foreach(TOOL USE_SANITIZER;USE_CCACHE)
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get_property(${TOOL}_ENABLED GLOBAL "" PROPERTY ${TOOL}_ENABLED SET)
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endforeach()
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# only activate tools for top level project
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if (NOT PROJECT_SOURCE_DIR STREQUAL CMAKE_SOURCE_DIR)
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return()
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endif()
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include(${CMAKE_CURRENT_LIST_DIR}/CPM.cmake)
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# enables sanitizers support using the the `USE_SANITIZER` flag
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# available values are: Address, Memory, MemoryWithOrigins, Undefined, Thread, Leak, 'Address;Undefined'
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if (USE_SANITIZER AND NOT USE_SANITIZER_ENABLED)
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set_property(GLOBAL PROPERTY USE_SANITIZER_ENABLED true)
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if (USE_SANITIZER)
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CPMAddPackage(
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NAME StableCoder-cmake-scripts
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GITHUB_REPOSITORY StableCoder/cmake-scripts
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@ -22,9 +22,7 @@ endif()
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# enables CCACHE support through the USE_CCACHE flag
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# possible values are: YES, NO or equivalent
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if (USE_CCACHE AND NOT USE_CCACHE_ENABLED)
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set_property(GLOBAL PROPERTY USE_CCACHE_ENABLED true)
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if (USE_CCACHE)
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CPMAddPackage(
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NAME Ccache.cmake
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GITHUB_REPOSITORY TheLartians/Ccache.cmake
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@ -4,6 +4,10 @@ project(GreeterStandalone
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LANGUAGES CXX
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)
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# --- Import tools ----
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include(../cmake/tools.cmake)
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# ---- Dependencies ----
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include(../cmake/CPM.cmake)
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@ -9,6 +9,10 @@ project(GreeterTests
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option(ENABLE_TEST_COVERAGE "Enable test coverage" OFF)
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option(TEST_INSTALLED_VERSION "Test the version found by find_package" OFF)
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# --- Import tools ----
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include(../cmake/tools.cmake)
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# ---- Dependencies ----
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include(../cmake/CPM.cmake)
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