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CPM.cmake
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include(GNUInstallDirs)
# https://cmake.org/cmake/help/latest/policy/CMP0097.html
if(POLICY CMP0097)
cmake_policy(SET CMP0097 NEW)
endif()
# If you don't provide version.
if(NOT DEFINED CPM_DEFAULT_VERSION)
set(CPM_DEFAULT_VERSION "0.36.0")
endif()
# Bypass the version given by the user.
if(DEFINED CPM_FORCE_VERSION)
set(CPM_DEFAULT_VERSION "${CPM_FORCE_VERSION}")
endif()
if(NOT DEFINED CPM_URL)
set(CPM_URL https://github.com/cpm-cmake/CPM.cmake/releases/download/v${CPM_DEFAULT_VERSION}/CPM.cmake)
endif()
set(CPM_USE_NAMED_CACHE_DIRECTORIES TRUE)
macro(cpm)
include(FetchContent)
include(Ping)
include(Missives)
#Make CPm looks a bit like CMMM
set(CPM_INDENT "[CPM]")
mark_as_advanced(CPM_INDENT)
cmake_parse_arguments(ARG "" "VERSION" "" "${ARGN}")
if(NOT DEFINED ARG_VERSION)
set(CPM_VER "${CPM_DEFAULT_VERSION}")
else()
set(CPM_VER "${ARG_VERSION}")
endif()
get_property(CMMM_DESTINATION_MODULES_SET GLOBAL PROPERTY CMMM_DESTINATION_MODULES SET)
if(CMMM_DESTINATION_MODULES_SET)
get_property(CMMM_DESTINATION_MODULES GLOBAL PROPERTY CMMM_DESTINATION_MODULES)
get_filename_component(CMMM_RESOLVED_DIR "${CMMM_DESTINATION_MODULES}" ABSOLUTE)
set(CPM_DOWNLOAD_LOCATION "${CMMM_DESTINATION_MODULES}/CPM_${CPM_VER}.cmake")
else()
set(CPM_DOWNLOAD_LOCATION "${CMAKE_BINARY_DIR}/cpm/CPM_${CPM_VER}.cmake")
endif()
if(NOT EXISTS "${CPM_DOWNLOAD_LOCATION}")
missive(NOTE "Downloading CPM to ${CPM_DOWNLOAD_LOCATION}")
file(DOWNLOAD "${CPM_URL}" "${CPM_DOWNLOAD_LOCATION}" INACTIVITY_TIMEOUT 30 LOG LOG_ STATUS CPM_DOWNLOAD_STATUS TIMEOUT 100)
list(GET CPM_DOWNLOAD_STATUS 0 CPM_DOWNLOAD_CODE)
list(GET CPM_DOWNLOAD_STATUS 1 CPM_DOWNLOAD_MESSAGE)
if(${CPM_DOWNLOAD_CODE})
file(REMOVE "${CPM_DOWNLOAD_LOCATION}")
missive(FATAL_ERROR "Error downloading CPM.cmake@${CPM_VER} (v${CPM_VER}) : ${CPM_DOWNLOAD_MESSAGE}")
endif()
endif()
include("${CPM_DOWNLOAD_LOCATION}")
endmacro()
function(declare_option)
cmake_parse_arguments(OPTION "" "REPOSITORY;OPTION" "VALUE" ${ARGN})
if(NOT DEFINED OPTION_REPOSITORY)
missive(FATAL_ERROR "REPOSITORY argument for declare_option is mandatory.")
endif()
if(NOT DEFINED OPTION_OPTION)
missive(FATAL_ERROR "OPTION argument for declare_option is mandatory.")
endif()
if(NOT DEFINED OPTION_VALUE)
missive(FATAL_ERROR "Value for ${OPTION_OPTION} not given.")
endif()
if(NOT DEFINED ${OPTION_REPOSITORY}_${OPTION_OPTION})
list(FIND "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_OPTION} OPTION_FOUND)
if(${OPTION_FOUND} STREQUAL "-1")
list(INSERT "${OPTION_REPOSITORY}_OPTIONS_LIST" 0 "${OPTION_OPTION}" "${OPTION_VALUE}")
list(INSERT "${OPTION_REPOSITORY}_OPTIONS" 0 "${OPTION_OPTION} ${OPTION_VALUE}")
else()
math(EXPR OPTION_FOUND_PLUS_ONE "${OPTION_FOUND}+1")
list(REMOVE_AT "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_FOUND_PLUS_ONE})
list(INSERT "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_FOUND_PLUS_ONE} "${OPTION_VALUE}")
math(EXPR OPTION_FOUND "${OPTION_FOUND}/2")
list(REMOVE_AT "${OPTION_REPOSITORY}_OPTIONS" ${OPTION_FOUND})
list(INSERT "${OPTION_REPOSITORY}_OPTIONS" ${OPTION_FOUND} "${OPTION_OPTION} ${OPTION_VALUE}")
endif()
else()
list(FIND "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_OPTION} OPTION_FOUND)
if(${OPTION_FOUND} STREQUAL "-1")
list(INSERT "${OPTION_REPOSITORY}_OPTIONS_LIST" 0 "${OPTION_OPTION}" "${${OPTION_REPOSITORY}_${OPTION_OPTION}}")
list(INSERT "${OPTION_REPOSITORY}_OPTIONS" 0 "${OPTION_OPTION} ${${OPTION_REPOSITORY}_${OPTION_OPTION}}")
else()
math(EXPR OPTION_FOUND_PLUS_ONE "${OPTION_FOUND}+1")
list(REMOVE_AT "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_FOUND_PLUS_ONE})
list(INSERT "${OPTION_REPOSITORY}_OPTIONS_LIST" ${OPTION_FOUND_PLUS_ONE} "${${OPTION_REPOSITORY}_${OPTION_OPTION}}")
math(EXPR OPTION_FOUND "${OPTION_FOUND}/2")
list(REMOVE_AT "${OPTION_REPOSITORY}_OPTIONS" ${OPTION_FOUND})
list(INSERT "${OPTION_REPOSITORY}_OPTIONS" ${OPTION_FOUND} "${OPTION_OPTION} ${${OPTION_REPOSITORY}_${OPTION_OPTION}}")
endif()
endif()
set(${OPTION_REPOSITORY}_OPTIONS_LIST ${${OPTION_REPOSITORY}_OPTIONS_LIST} CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
set(${OPTION_REPOSITORY}_OPTIONS ${${OPTION_REPOSITORY}_OPTIONS} CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
endfunction()
function(print_options)
cmake_parse_arguments(OPTION "" "REPOSITORY" "" ${ARGN})
if(NOT DEFINED OPTION_REPOSITORY)
missive(FATAL_ERROR "REPOSITORY argument for declare_option is mandatory")
endif()
list(LENGTH ${OPTION_REPOSITORY}_OPTIONS_LIST EMPTY)
if(${EMPTY} STREQUAL 0)
missive(WARN "${OPTION_REPOSITORY} doesn't have options")
return()
endif()
string(APPEND RESULT "Options for ${OPTION_REPOSITORY} :${Reset}\n")
list(LENGTH ${OPTION_REPOSITORY}_OPTIONS_LIST LENGTH)
math(EXPR LENGTH "${LENGTH}-1")
set(ITEM "0")
foreach(OPTION IN LISTS ${OPTION_REPOSITORY}_OPTIONS_LIST)
math(EXPR MODULO "${ITEM}%2")
if(${MODULO} STREQUAL "0")
string(APPEND RESULT "${BoldMagenta}" " ${OPTION}" " : ")
else()
string(APPEND RESULT "${OPTION}" "${Reset}")
if(NOT ${ITEM} STREQUAL ${LENGTH})
string(APPEND RESULT "\n")
endif()
endif()
math(EXPR ITEM "${ITEM}+1")
endforeach()
missive(INFO "${RESULT}")
endfunction()
function(get_option)
cmake_parse_arguments(OPTION "" "VARIABLE;OPTION;REPOSITORY" "" ${ARGN})
list(FIND ${OPTION_REPOSITORY}_OPTIONS_LIST ${OPTION_OPTION} FOUND)
if(${FOUND} STREQUAL "-1")
set(VALUE "")
else()
math(EXPR FOUND "${FOUND}+1")
list(GET ${OPTION_REPOSITORY}_OPTIONS_LIST ${FOUND} VALUE)
endif()
set(${OPTION_VARIABLE} "${VALUE}" PARENT_SCOPE)
endfunction()
function(undeclare_all_options)
cmake_parse_arguments(OPTION "" "REPOSITORY" "" ${ARGN})
if(NOT DEFINED OPTION_REPOSITORY)
missive(FATAL_ERROR "REPOSITORY argument for declare_option is mandatory")
endif()
set(${OPTION_REPOSITORY}_OPTIONS_LIST "" CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
set(${OPTION_REPOSITORY}_OPTIONS "" CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
endfunction()
function(undeclare_option)
cmake_parse_arguments(OPTION "" "REPOSITORY;OPTION" "" ${ARGN})
if(NOT DEFINED OPTION_REPOSITORY)
missive(FATAL_ERROR "REPOSITORY argument for declare_option is mandatory")
endif()
if(NOT DEFINED OPTION_OPTION)
missive(FATAL_ERROR "OPTION argument for declare_option is mandatory")
endif()
list(FIND ${OPTION_REPOSITORY}_OPTIONS_LIST ${OPTION_OPTION} OPTION_FOUND)
if(NOT ${OPTION_FOUND} STREQUAL "-1")
math(EXPR OPTION_FOUND_PLUS_ONE "${OPTION_FOUND}+1")
list(REMOVE_AT ${OPTION_REPOSITORY}_OPTIONS_LIST ${OPTION_FOUND} ${OPTION_FOUND_PLUS_ONE})
math(EXPR OPTION_FOUND "${OPTION_FOUND}/2")
list(REMOVE_AT ${OPTION_REPOSITORY}_OPTIONS ${OPTION_FOUND})
endif()
set(${OPTION_REPOSITORY}_OPTIONS_LIST "${${OPTION_REPOSITORY}_OPTIONS_LIST}" CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
set(${OPTION_REPOSITORY}_OPTIONS "${${OPTION_REPOSITORY}_OPTIONS}" CACHE STRING "Options predefined for ${OPTION_REPOSITORY}" FORCE)
endfunction()