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#***************************************************************************
# _ _ ____ _
# Project ___| | | | _ \| |
# / __| | | | |_) | |
# | (__| |_| | _ <| |___
# \___|\___/|_| \_\_____|
#
# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://curl.se/docs/copyright.html.
#
# You may opt to use, copy, modify, merge, publish, distribute and/or sell
# copies of the Software, and permit persons to whom the Software is
# furnished to do so, under the terms of the COPYING file.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
# SPDX-License-Identifier: curl
#
###########################################################################
# File defines convenience macros for available feature testing
# Check if header file exists and add it to the list.
# This macro is intended to be called multiple times with a sequence of
# possibly dependent header files. Some headers depend on others to be
# compiled correctly.
macro(check_include_file_concat_curl _file _variable)
check_include_files("${CURL_INCLUDES};${_file}" ${_variable})
if(${_variable})
list(APPEND CURL_INCLUDES ${_file})
endif()
endmacro()
set(CURL_TEST_DEFINES "") # Initialize global variable
# For other curl specific tests, use this macro.
# Return result in variable: CURL_TEST_OUTPUT
macro(curl_internal_test _curl_test)
if(NOT DEFINED "${_curl_test}")
string(REPLACE ";" " " _cmake_required_definitions "${CMAKE_REQUIRED_DEFINITIONS}")
set(_curl_test_add_libraries "")
if(CMAKE_REQUIRED_LIBRARIES)
set(_curl_test_add_libraries
"-DLINK_LIBRARIES:STRING=${CMAKE_REQUIRED_LIBRARIES}")
endif()
message(STATUS "Performing Test ${_curl_test}")
try_compile(${_curl_test}
${PROJECT_BINARY_DIR}
"${CMAKE_CURRENT_SOURCE_DIR}/CMake/CurlTests.c"
CMAKE_FLAGS
"-DCOMPILE_DEFINITIONS:STRING=-D${_curl_test} ${CURL_TEST_DEFINES} ${CMAKE_REQUIRED_FLAGS} ${_cmake_required_definitions}"
"${_curl_test_add_libraries}"
OUTPUT_VARIABLE CURL_TEST_OUTPUT)
if(${_curl_test})
set(${_curl_test} 1 CACHE INTERNAL "Curl test")
message(STATUS "Performing Test ${_curl_test} - Success")
else()
set(${_curl_test} "" CACHE INTERNAL "Curl test")
message(STATUS "Performing Test ${_curl_test} - Failed")
endif()
endif()
endmacro()
macro(curl_dependency_option _option_name _find_name _desc_name)
set(${_option_name} "AUTO" CACHE STRING "Build curl with ${_desc_name} support (AUTO, ON or OFF)")
set_property(CACHE ${_option_name} PROPERTY STRINGS "AUTO" "ON" "OFF")
if(${_option_name} STREQUAL "AUTO")
find_package(${_find_name})
elseif(${_option_name})
find_package(${_find_name} REQUIRED)
endif()
endmacro()
# Convert the passed paths to libpath linker options and add them to CMAKE_REQUIRED_*.
macro(curl_required_libpaths _libpaths_arg)
if(CMAKE_VERSION VERSION_LESS 3.31)
set(_libpaths "${_libpaths_arg}")
foreach(_libpath IN LISTS _libpaths)
list(APPEND CMAKE_REQUIRED_LINK_OPTIONS "${CMAKE_LIBRARY_PATH_FLAG}${_libpath}")
endforeach()
else()
list(APPEND CMAKE_REQUIRED_LINK_DIRECTORIES "${_libpaths_arg}")
endif()
endmacro()
# Pre-fill variables set by a check_type_size() call.
macro(curl_prefill_type_size _type _size)
set(HAVE_SIZEOF_${_type} TRUE)
set(SIZEOF_${_type} ${_size})
set(SIZEOF_${_type}_CODE "#define SIZEOF_${_type} ${_size}")
endmacro()
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