#*************************************************************************** # _ _ ____ _ # Project ___| | | | _ \| | # / __| | | | |_) | | # | (__| |_| | _ <| |___ # \___|\___/|_| \_\_____| # # Copyright (C) Daniel Stenberg, , 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 # ########################################################################### # by Tetetest and Sukender (Benoit Neil) # Note: By default this CMake build script detects the version of some # dependencies using `check_symbol_exists`. Those checks do not work in # the case that both CURL and its dependency are included as sub-projects # in a larger build using `FetchContent`. To support that case, additional # variables may be defined by the parent project, ideally in the "extra" # find package redirect file: # https://cmake.org/cmake/help/latest/module/FetchContent.html#integrating-with-find-package # # The following variables are available: # HAVE_SSL_SET0_WBIO: `SSL_set0_wbio` present in OpenSSL/wolfSSL # HAVE_OPENSSL_SRP: `SSL_CTX_set_srp_username` present in OpenSSL/wolfSSL # HAVE_GNUTLS_SRP: `gnutls_srp_verifier` present in GnuTLS # HAVE_SSL_CTX_SET_QUIC_METHOD: `SSL_CTX_set_quic_method` present in OpenSSL/wolfSSL # HAVE_QUICHE_CONN_SET_QLOG_FD: `quiche_conn_set_qlog_fd` present in quiche # HAVE_ECH: ECH API checks for OpenSSL, BoringSSL or wolfSSL # # For each of the above variables, if the variable is DEFINED (either # to ON or OFF), the symbol detection is skipped. If the variable is # NOT DEFINED, the symbol detection is performed. cmake_minimum_required(VERSION 3.7...3.16 FATAL_ERROR) message(STATUS "Using CMake version ${CMAKE_VERSION}") # Collect command-line arguments for buildinfo.txt. # Must reside at the top of the script to work as expected. set(_cmake_args "") if(NOT "$ENV{CURL_BUILDINFO}$ENV{CURL_CI}$ENV{CI}" STREQUAL "") get_cmake_property(_cache_vars CACHE_VARIABLES) foreach(_cache_var IN ITEMS ${_cache_vars}) get_property(_cache_var_helpstring CACHE ${_cache_var} PROPERTY HELPSTRING) if(_cache_var_helpstring STREQUAL "No help, variable specified on the command line.") get_property(_cache_var_type CACHE ${_cache_var} PROPERTY TYPE) get_property(_cache_var_value CACHE ${_cache_var} PROPERTY VALUE) if(_cache_var_type STREQUAL "UNINITIALIZED") set(_cache_var_type) else() set(_cache_var_type ":${_cache_var_type}") endif() set(_cmake_args "${_cmake_args} -D${_cache_var}${_cache_var_type}=\"${_cache_var_value}\"") endif() endforeach() endif() set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake;${CMAKE_MODULE_PATH}") include(Utilities) include(Macros) include(CMakeDependentOption) include(CheckCCompilerFlag) file(STRINGS "${CMAKE_CURRENT_SOURCE_DIR}/include/curl/curlver.h" _curl_version_h_contents REGEX "#define LIBCURL_VERSION( |_NUM )") string(REGEX MATCH "#define LIBCURL_VERSION \"[^\"]*" _curl_version ${_curl_version_h_contents}) string(REGEX REPLACE "[^\"]+\"" "" _curl_version ${_curl_version}) string(REGEX MATCH "#define LIBCURL_VERSION_NUM 0x[0-9a-fA-F]+" _curl_version_num ${_curl_version_h_contents}) string(REGEX REPLACE "[^0]+0x" "" _curl_version_num ${_curl_version_num}) unset(_curl_version_h_contents) message(STATUS "curl version=[${_curl_version}]") string(REGEX REPLACE "([0-9]+\.[0-9]+\.[0-9]+).+" "\\1" _curl_version_sem "${_curl_version}") project(CURL VERSION "${_curl_version_sem}" LANGUAGES C) set(_target_flags "") if(APPLE) set(_target_flags "${_target_flags} APPLE") endif() if(UNIX) set(_target_flags "${_target_flags} UNIX") endif() if(BSD) set(_target_flags "${_target_flags} BSD") endif() if(WIN32) set(_target_flags "${_target_flags} WIN32") endif() if(WINDOWS_STORE) set(_target_flags "${_target_flags} UWP") endif() if(CYGWIN) set(_target_flags "${_target_flags} CYGWIN") endif() if(MSYS) set(_target_flags "${_target_flags} MSYS") endif() if(DOS) set(_target_flags "${_target_flags} DOS") endif() if(AMIGA) set(_target_flags "${_target_flags} AMIGA") endif() if(CMAKE_COMPILER_IS_GNUCC) set(_target_flags "${_target_flags} GCC") endif() if(MINGW) set(_target_flags "${_target_flags} MINGW") endif() if(MSVC) set(_target_flags "${_target_flags} MSVC-${MSVC_VERSION}") endif() if(VCPKG_TOOLCHAIN) set(_target_flags "${_target_flags} VCPKG") endif() if(CMAKE_CROSSCOMPILING) set(_target_flags "${_target_flags} CROSS") endif() message(STATUS "CMake platform flags:${_target_flags}") if(CMAKE_CROSSCOMPILING) message(STATUS "Cross-compiling: " "${CMAKE_HOST_SYSTEM_NAME}/${CMAKE_HOST_SYSTEM_PROCESSOR} -> " "${CMAKE_SYSTEM_NAME}/${CMAKE_SYSTEM_PROCESSOR}") endif() if(CMAKE_C_COMPILER_TARGET) set(CURL_OS "\"${CMAKE_C_COMPILER_TARGET}\"") else() set(CURL_OS "\"${CMAKE_SYSTEM_NAME}\"") endif() include_directories("${PROJECT_SOURCE_DIR}/include") if(NOT DEFINED CMAKE_UNITY_BUILD_BATCH_SIZE) set(CMAKE_UNITY_BUILD_BATCH_SIZE 0) endif() # Having CMAKE_TRY_COMPILE_TARGET_TYPE set to STATIC_LIBRARY breaks certain # 'check_function_exists()' detections (possibly more), by detecting # non-existing features. This happens by default when using 'ios.toolchain.cmake'. # Work it around by setting this value to `EXECUTABLE`. if(CMAKE_TRY_COMPILE_TARGET_TYPE STREQUAL "STATIC_LIBRARY") message(STATUS "CMAKE_TRY_COMPILE_TARGET_TYPE was found set to STATIC_LIBRARY. " "Overriding with EXECUTABLE for feature detections to work.") set(_cmake_try_compile_target_type_save ${CMAKE_TRY_COMPILE_TARGET_TYPE}) set(CMAKE_TRY_COMPILE_TARGET_TYPE "EXECUTABLE") endif() option(CURL_WERROR "Turn compiler warnings into errors" OFF) option(PICKY_COMPILER "Enable picky compiler options" ON) option(BUILD_CURL_EXE "Build curl executable" ON) option(BUILD_SHARED_LIBS "Build shared libraries" ON) option(BUILD_STATIC_LIBS "Build static libraries" OFF) option(BUILD_STATIC_CURL "Build curl executable with static libcurl" OFF) option(ENABLE_ARES "Enable c-ares support" OFF) option(CURL_DISABLE_INSTALL "Disable installation targets" OFF) if(WIN32) option(CURL_STATIC_CRT "Build libcurl with static CRT with MSVC (/MT)" OFF) if(CURL_STATIC_CRT AND MSVC) set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$:Debug>") set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /MT") set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /MTd") endif() option(ENABLE_UNICODE "Use the Unicode version of the Windows API functions" OFF) if(WINDOWS_STORE) set(ENABLE_UNICODE ON) endif() if(ENABLE_UNICODE) add_definitions("-DUNICODE" "-D_UNICODE") if(MINGW) add_compile_options("-municode") endif() endif() list(APPEND CMAKE_REQUIRED_DEFINITIONS "-DWIN32_LEAN_AND_MEAN") # Apply to all feature checks set(CURL_TARGET_WINDOWS_VERSION "" CACHE STRING "Minimum target Windows version as hex string") if(CURL_TARGET_WINDOWS_VERSION) add_definitions("-D_WIN32_WINNT=${CURL_TARGET_WINDOWS_VERSION}") list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_WIN32_WINNT=${CURL_TARGET_WINDOWS_VERSION}") # Apply to all feature checks endif() # Detect actual value of _WIN32_WINNT and store as HAVE_WIN32_WINNT curl_internal_test(HAVE_WIN32_WINNT) if(HAVE_WIN32_WINNT) string(REGEX MATCH "_WIN32_WINNT=0x[0-9a-fA-F]+" CURL_TEST_OUTPUT "${CURL_TEST_OUTPUT}") string(REGEX REPLACE "_WIN32_WINNT=" "" CURL_TEST_OUTPUT "${CURL_TEST_OUTPUT}") string(REGEX REPLACE "0x([0-9a-f][0-9a-f][0-9a-f])$" "0x0\\1" CURL_TEST_OUTPUT "${CURL_TEST_OUTPUT}") # pad to 4 digits string(TOLOWER "${CURL_TEST_OUTPUT}" HAVE_WIN32_WINNT) message(STATUS "Found _WIN32_WINNT=${HAVE_WIN32_WINNT}") endif() # Avoid storing HAVE_WIN32_WINNT in CMake cache unset(HAVE_WIN32_WINNT CACHE) elseif(DOS OR AMIGA) set(BUILD_SHARED_LIBS OFF) set(BUILD_STATIC_LIBS ON) if(DOS AND CMAKE_COMPILER_IS_GNUCC) set(CMAKE_STATIC_LIBRARY_PREFIX "lib") set(CMAKE_STATIC_LIBRARY_SUFFIX ".a") set(CMAKE_FIND_LIBRARY_PREFIXES "lib") set(CMAKE_FIND_LIBRARY_SUFFIXES ".a") endif() endif() option(CURL_LTO "Enable compiler Link Time Optimizations" OFF) cmake_dependent_option(ENABLE_THREADED_RESOLVER "Enable threaded DNS lookup" ON "NOT ENABLE_ARES;NOT DOS;NOT AMIGA" OFF) include(PickyWarnings) if(CMAKE_SYSTEM_NAME MATCHES "Linux") set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE") # Required for sendmmsg() endif() option(ENABLE_DEBUG "Enable curl debug features (for developing curl itself)" OFF) if(ENABLE_DEBUG) message(WARNING "This curl build is Debug-enabled, do not use in production.") endif() option(ENABLE_CURLDEBUG "Enable TrackMemory debug feature" ${ENABLE_DEBUG}) if(MSVC) set(ENABLE_CURLDEBUG OFF) # FIXME: TrackMemory + MSVC fails test 558 and 1330. Tested with static build, Debug mode. endif() if(ENABLE_DEBUG) set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS "DEBUGBUILD") endif() if(ENABLE_CURLDEBUG) set_property(DIRECTORY APPEND PROPERTY COMPILE_DEFINITIONS "CURLDEBUG") endif() # For debug libs and exes, add "-d" postfix if(NOT DEFINED CMAKE_DEBUG_POSTFIX) set(CMAKE_DEBUG_POSTFIX "-d") endif() set(LIB_STATIC "libcurl_static") set(LIB_SHARED "libcurl_shared") if(NOT BUILD_SHARED_LIBS AND NOT BUILD_STATIC_LIBS) set(BUILD_STATIC_LIBS ON) endif() if(NOT BUILD_STATIC_CURL AND NOT BUILD_SHARED_LIBS) set(BUILD_STATIC_CURL ON) elseif(BUILD_STATIC_CURL AND NOT BUILD_STATIC_LIBS) set(BUILD_STATIC_CURL OFF) endif() # Lib flavour selected for curl tool if(BUILD_STATIC_CURL) set(LIB_SELECTED_FOR_EXE ${LIB_STATIC}) else() set(LIB_SELECTED_FOR_EXE ${LIB_SHARED}) endif() # Lib flavour selected for example and test programs. if(BUILD_SHARED_LIBS) set(LIB_SELECTED ${LIB_SHARED}) else() set(LIB_SELECTED ${LIB_STATIC}) endif() # Override to force-disable or force-enable the use of pkg-config. if(UNIX OR VCPKG_TOOLCHAIN OR (MINGW AND NOT CMAKE_CROSSCOMPILING)) # Keep in sync with CMake/curl-config.cmake.in set(_curl_use_pkgconfig_default ON) else() set(_curl_use_pkgconfig_default OFF) endif() option(CURL_USE_PKGCONFIG "Enable pkg-config to detect dependencies" ${_curl_use_pkgconfig_default}) # Initialize variables collecting dependency libs, paths, pkg-config names. set(CURL_LIBS "") set(CURL_LIBDIRS "") set(LIBCURL_PC_REQUIRES_PRIVATE "") if(ENABLE_ARES) set(USE_ARES 1) find_package(Cares REQUIRED) list(APPEND CURL_LIBS ${CARES_LIBRARIES}) list(APPEND CURL_LIBDIRS ${CARES_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libcares") link_directories(${CARES_LIBRARY_DIRS}) if(CARES_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${CARES_CFLAGS}") endif() add_definitions("-DCARES_NO_DEPRECATED") # Ignore c-ares deprecation warnings endif() include(CurlSymbolHiding) option(CURL_ENABLE_EXPORT_TARGET "Enable CMake export target" ON) mark_as_advanced(CURL_ENABLE_EXPORT_TARGET) option(CURL_DISABLE_ALTSVC "Disable alt-svc support" OFF) mark_as_advanced(CURL_DISABLE_ALTSVC) option(CURL_DISABLE_SRP "Disable TLS-SRP support" OFF) mark_as_advanced(CURL_DISABLE_SRP) option(CURL_DISABLE_COOKIES "Disable cookies support" OFF) mark_as_advanced(CURL_DISABLE_COOKIES) option(CURL_DISABLE_BASIC_AUTH "Disable Basic authentication" OFF) mark_as_advanced(CURL_DISABLE_BASIC_AUTH) option(CURL_DISABLE_BEARER_AUTH "Disable Bearer authentication" OFF) mark_as_advanced(CURL_DISABLE_BEARER_AUTH) option(CURL_DISABLE_DIGEST_AUTH "Disable Digest authentication" OFF) mark_as_advanced(CURL_DISABLE_DIGEST_AUTH) option(CURL_DISABLE_KERBEROS_AUTH "Disable Kerberos authentication" OFF) mark_as_advanced(CURL_DISABLE_KERBEROS_AUTH) option(CURL_DISABLE_NEGOTIATE_AUTH "Disable negotiate authentication" OFF) mark_as_advanced(CURL_DISABLE_NEGOTIATE_AUTH) option(CURL_DISABLE_AWS "Disable aws-sigv4" OFF) mark_as_advanced(CURL_DISABLE_AWS) option(CURL_DISABLE_DICT "Disable DICT" OFF) mark_as_advanced(CURL_DISABLE_DICT) option(CURL_DISABLE_DOH "Disable DNS-over-HTTPS" OFF) mark_as_advanced(CURL_DISABLE_DOH) option(CURL_DISABLE_FILE "Disable FILE" OFF) mark_as_advanced(CURL_DISABLE_FILE) option(CURL_DISABLE_FTP "Disable FTP" OFF) mark_as_advanced(CURL_DISABLE_FTP) option(CURL_DISABLE_GETOPTIONS "Disable curl_easy_options API for existing options to curl_easy_setopt" OFF) mark_as_advanced(CURL_DISABLE_GETOPTIONS) option(CURL_DISABLE_GOPHER "Disable Gopher" OFF) mark_as_advanced(CURL_DISABLE_GOPHER) option(CURL_DISABLE_HEADERS_API "Disable headers-api support" OFF) mark_as_advanced(CURL_DISABLE_HEADERS_API) option(CURL_DISABLE_HSTS "Disable HSTS support" OFF) mark_as_advanced(CURL_DISABLE_HSTS) option(CURL_DISABLE_HTTP "Disable HTTP" OFF) mark_as_advanced(CURL_DISABLE_HTTP) option(CURL_DISABLE_HTTP_AUTH "Disable all HTTP authentication methods" OFF) mark_as_advanced(CURL_DISABLE_HTTP_AUTH) option(CURL_DISABLE_IMAP "Disable IMAP" OFF) mark_as_advanced(CURL_DISABLE_IMAP) option(CURL_DISABLE_LDAP "Disable LDAP" OFF) mark_as_advanced(CURL_DISABLE_LDAP) option(CURL_DISABLE_LDAPS "Disable LDAPS" ${CURL_DISABLE_LDAP}) mark_as_advanced(CURL_DISABLE_LDAPS) option(CURL_DISABLE_LIBCURL_OPTION "Disable --libcurl option from the curl tool" OFF) mark_as_advanced(CURL_DISABLE_LIBCURL_OPTION) option(CURL_DISABLE_MIME "Disable MIME support" OFF) mark_as_advanced(CURL_DISABLE_MIME) cmake_dependent_option(CURL_DISABLE_FORM_API "Disable form-api" OFF "NOT CURL_DISABLE_MIME" ON) mark_as_advanced(CURL_DISABLE_FORM_API) option(CURL_DISABLE_MQTT "Disable MQTT" OFF) mark_as_advanced(CURL_DISABLE_MQTT) option(CURL_DISABLE_BINDLOCAL "Disable local binding support" OFF) mark_as_advanced(CURL_DISABLE_BINDLOCAL) option(CURL_DISABLE_NETRC "Disable netrc parser" OFF) mark_as_advanced(CURL_DISABLE_NETRC) option(CURL_DISABLE_NTLM "Disable NTLM support" OFF) mark_as_advanced(CURL_DISABLE_NTLM) option(CURL_DISABLE_PARSEDATE "Disable date parsing" OFF) mark_as_advanced(CURL_DISABLE_PARSEDATE) option(CURL_DISABLE_POP3 "Disable POP3" OFF) mark_as_advanced(CURL_DISABLE_POP3) option(CURL_DISABLE_PROGRESS_METER "Disable built-in progress meter" OFF) mark_as_advanced(CURL_DISABLE_PROGRESS_METER) option(CURL_DISABLE_PROXY "Disable proxy support" OFF) mark_as_advanced(CURL_DISABLE_PROXY) option(CURL_DISABLE_IPFS "Disable IPFS" OFF) mark_as_advanced(CURL_DISABLE_IPFS) option(CURL_DISABLE_RTSP "Disable RTSP" OFF) mark_as_advanced(CURL_DISABLE_SHA512_256) option(CURL_DISABLE_SHA512_256 "Disable SHA-512/256 hash algorithm" OFF) mark_as_advanced(CURL_DISABLE_RTSP) option(CURL_DISABLE_SHUFFLE_DNS "Disable shuffle DNS feature" OFF) mark_as_advanced(CURL_DISABLE_SHUFFLE_DNS) option(CURL_DISABLE_SMB "Disable SMB" OFF) mark_as_advanced(CURL_DISABLE_SMB) option(CURL_DISABLE_SMTP "Disable SMTP" OFF) mark_as_advanced(CURL_DISABLE_SMTP) option(CURL_DISABLE_SOCKETPAIR "Disable use of socketpair for curl_multi_poll" OFF) mark_as_advanced(CURL_DISABLE_SOCKETPAIR) option(CURL_DISABLE_WEBSOCKETS "Disable WebSocket" OFF) mark_as_advanced(CURL_DISABLE_WEBSOCKETS) option(CURL_DISABLE_TELNET "Disable Telnet" OFF) mark_as_advanced(CURL_DISABLE_TELNET) option(CURL_DISABLE_TFTP "Disable TFTP" OFF) mark_as_advanced(CURL_DISABLE_TFTP) option(CURL_DISABLE_VERBOSE_STRINGS "Disable verbose strings" OFF) mark_as_advanced(CURL_DISABLE_VERBOSE_STRINGS) if(CURL_DISABLE_HTTP) set(CURL_DISABLE_IPFS ON) set(CURL_DISABLE_RTSP ON) set(CURL_DISABLE_ALTSVC ON) set(CURL_DISABLE_HSTS ON) endif() # Corresponds to HTTP_ONLY in lib/curl_setup.h option(HTTP_ONLY "Disable all protocols except HTTP (This overrides all CURL_DISABLE_* options)" OFF) mark_as_advanced(HTTP_ONLY) if(HTTP_ONLY) set(CURL_DISABLE_DICT ON) set(CURL_DISABLE_FILE ON) set(CURL_DISABLE_FTP ON) set(CURL_DISABLE_GOPHER ON) set(CURL_DISABLE_IMAP ON) set(CURL_DISABLE_LDAP ON) set(CURL_DISABLE_LDAPS ON) set(CURL_DISABLE_MQTT ON) set(CURL_DISABLE_POP3 ON) set(CURL_DISABLE_IPFS ON) set(CURL_DISABLE_RTSP ON) set(CURL_DISABLE_SMB ON) set(CURL_DISABLE_SMTP ON) set(CURL_DISABLE_TELNET ON) set(CURL_DISABLE_TFTP ON) endif() if(WINDOWS_STORE) set(CURL_DISABLE_TELNET ON) # telnet code needs fixing to compile for UWP. endif() option(ENABLE_IPV6 "Enable IPv6 support" ON) mark_as_advanced(ENABLE_IPV6) if(ENABLE_IPV6 AND NOT WIN32) include(CheckStructHasMember) check_struct_has_member("struct sockaddr_in6" "sin6_addr" "netinet/in.h" HAVE_SOCKADDR_IN6_SIN6_ADDR) check_struct_has_member("struct sockaddr_in6" "sin6_scope_id" "netinet/in.h" HAVE_SOCKADDR_IN6_SIN6_SCOPE_ID) if(NOT HAVE_SOCKADDR_IN6_SIN6_ADDR) if(NOT DOS AND NOT AMIGA) message(WARNING "struct sockaddr_in6 not available, disabling IPv6 support") endif() # Force the feature off as this name is used as guard macro... set(ENABLE_IPV6 OFF CACHE BOOL "Enable IPv6 support" FORCE) endif() if(APPLE AND NOT ENABLE_ARES) set(_use_core_foundation_and_core_services ON) find_library(SYSTEMCONFIGURATION_FRAMEWORK "SystemConfiguration") mark_as_advanced(SYSTEMCONFIGURATION_FRAMEWORK) if(NOT SYSTEMCONFIGURATION_FRAMEWORK) message(FATAL_ERROR "SystemConfiguration framework not found") endif() list(APPEND CURL_LIBS "-framework SystemConfiguration") endif() endif() if(ENABLE_IPV6) set(USE_IPV6 ON) endif() find_package(Perl) option(BUILD_LIBCURL_DOCS "Build libcurl man pages" ON) option(BUILD_MISC_DOCS "Build misc man pages (e.g. curl-config and mk-ca-bundle)" ON) option(ENABLE_CURL_MANUAL "Build the man page for curl and enable its -M/--manual option" ON) if(ENABLE_CURL_MANUAL OR BUILD_LIBCURL_DOCS) if(PERL_FOUND) set(HAVE_MANUAL_TOOLS ON) endif() if(NOT HAVE_MANUAL_TOOLS) message(WARNING "Perl not found. Will not build manuals.") endif() endif() # Disable warnings on Borland to avoid changing 3rd party code. if(BORLAND) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w-") endif() # If we are on AIX, do the _ALL_SOURCE magic if(CMAKE_SYSTEM_NAME STREQUAL "AIX") add_definitions("-D_ALL_SOURCE") endif() # If we are on Haiku, make sure that the network library is brought in. if(CMAKE_SYSTEM_NAME STREQUAL "Haiku") list(APPEND CURL_LIBS "network") elseif(AMIGA) list(APPEND CURL_LIBS "net" "m" "atomic") list(APPEND CMAKE_REQUIRED_LIBRARIES "net" "m" "atomic") endif() # Include all the necessary files for macros include(CMakePushCheckState) include(CheckFunctionExists) include(CheckIncludeFile) include(CheckIncludeFiles) include(CheckLibraryExists) include(CheckSymbolExists) include(CheckTypeSize) include(CheckCSourceCompiles) # Preload settings on Windows if(WIN32) include("${CMAKE_CURRENT_SOURCE_DIR}/CMake/Platforms/WindowsCache.cmake") elseif(APPLE) # Fast-track predictable feature detections set(HAVE_EVENTFD 0) set(HAVE_GETPASS_R 0) set(HAVE_SENDMMSG 0) elseif(AMIGA) set(HAVE_GETADDRINFO 0) # Breaks the build when detected and used. endif() if(ENABLE_THREADED_RESOLVER) if(WIN32) set(USE_THREADS_WIN32 ON) else() find_package(Threads REQUIRED) set(USE_THREADS_POSIX ${CMAKE_USE_PTHREADS_INIT}) set(HAVE_PTHREAD_H ${CMAKE_USE_PTHREADS_INIT}) list(APPEND CURL_LIBS ${CMAKE_THREAD_LIBS_INIT}) endif() endif() # Check for all needed libraries if(DOS) if(WATT_ROOT) set(USE_WATT32 ON) # FIXME upstream: must specify the full path to avoid CMake converting "watt" to "watt.lib" list(APPEND CURL_LIBS "${WATT_ROOT}/lib/libwatt.a") include_directories(SYSTEM "${WATT_ROOT}/inc") list(APPEND CMAKE_REQUIRED_INCLUDES "${WATT_ROOT}/inc") else() message(FATAL_ERROR "Set WATT_ROOT variable to the root installation of Watt-32.") endif() elseif(AMIGA) if(AMISSL_INCLUDE_DIR AND AMISSL_STUBS_LIBRARY AND AMISSL_AUTO_LIBRARY) set(USE_AMISSL ON) list(APPEND CMAKE_REQUIRED_INCLUDES "${AMISSL_INCLUDE_DIR}") list(APPEND CMAKE_REQUIRED_LIBRARIES "${AMISSL_STUBS_LIBRARY}" "${AMISSL_AUTO_LIBRARY}") set(OPENSSL_INCLUDE_DIR "${AMISSL_INCLUDE_DIR}") set(OPENSSL_SSL_LIBRARY "${AMISSL_STUBS_LIBRARY}") set(OPENSSL_CRYPTO_LIBRARY "${AMISSL_AUTO_LIBRARY}") set(CURL_USE_OPENSSL ON) set(CURL_CA_FALLBACK ON CACHE BOOL "") endif() elseif(NOT WIN32 AND NOT APPLE) check_library_exists("socket" "connect" "" HAVE_LIBSOCKET) if(HAVE_LIBSOCKET) set(CURL_LIBS "socket;${CURL_LIBS}") endif() endif() if(WIN32) list(APPEND CURL_LIBS "ws2_32" "bcrypt") endif() # Check SSL libraries option(CURL_ENABLE_SSL "Enable SSL support" ON) if(CURL_DEFAULT_SSL_BACKEND) set(_valid_default_ssl_backend FALSE) endif() if(APPLE) cmake_dependent_option(CURL_USE_SECTRANSP "Enable Apple OS native SSL/TLS (Secure Transport)" OFF CURL_ENABLE_SSL OFF) endif() if(WIN32) cmake_dependent_option(CURL_USE_SCHANNEL "Enable Windows native SSL/TLS (Schannel)" OFF CURL_ENABLE_SSL OFF) option(CURL_WINDOWS_SSPI "Enable SSPI on Windows" ${CURL_USE_SCHANNEL}) endif() cmake_dependent_option(CURL_USE_MBEDTLS "Enable mbedTLS for SSL/TLS" OFF CURL_ENABLE_SSL OFF) cmake_dependent_option(CURL_USE_BEARSSL "Enable BearSSL for SSL/TLS" OFF CURL_ENABLE_SSL OFF) cmake_dependent_option(CURL_USE_WOLFSSL "Enable wolfSSL for SSL/TLS" OFF CURL_ENABLE_SSL OFF) cmake_dependent_option(CURL_USE_GNUTLS "Enable GnuTLS for SSL/TLS" OFF CURL_ENABLE_SSL OFF) cmake_dependent_option(CURL_USE_RUSTLS "Enable Rustls for SSL/TLS" OFF CURL_ENABLE_SSL OFF) if(WIN32 OR CURL_USE_SECTRANSP OR CURL_USE_SCHANNEL OR CURL_USE_MBEDTLS OR CURL_USE_BEARSSL OR CURL_USE_WOLFSSL OR CURL_USE_GNUTLS OR CURL_USE_RUSTLS) set(_openssl_default OFF) else() set(_openssl_default ON) endif() cmake_dependent_option(CURL_USE_OPENSSL "Enable OpenSSL for SSL/TLS" ${_openssl_default} CURL_ENABLE_SSL OFF) option(USE_OPENSSL_QUIC "Use OpenSSL and nghttp3 libraries for HTTP/3 support" OFF) if(USE_OPENSSL_QUIC AND NOT CURL_USE_OPENSSL) message(WARNING "OpenSSL QUIC has been requested, but without enabling OpenSSL. Will not enable QUIC.") set(USE_OPENSSL_QUIC OFF) endif() option(CURL_DISABLE_OPENSSL_AUTO_LOAD_CONFIG "Disable automatic loading of OpenSSL configuration" OFF) curl_count_true(_enabled_ssl_options_count CURL_USE_SCHANNEL CURL_USE_SECTRANSP CURL_USE_OPENSSL CURL_USE_MBEDTLS CURL_USE_BEARSSL CURL_USE_WOLFSSL CURL_USE_GNUTLS CURL_USE_RUSTLS ) if(_enabled_ssl_options_count GREATER 1) set(CURL_WITH_MULTI_SSL ON) elseif(_enabled_ssl_options_count EQUAL 0) set(CURL_DISABLE_HSTS ON) endif() if(CURL_USE_SCHANNEL) set(_ssl_enabled ON) set(USE_SCHANNEL ON) # Windows native SSL/TLS support set(USE_WINDOWS_SSPI ON) # CURL_USE_SCHANNEL implies CURL_WINDOWS_SSPI if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "schannel") set(_valid_default_ssl_backend TRUE) endif() endif() if(CURL_WINDOWS_SSPI) set(USE_WINDOWS_SSPI ON) endif() if(CURL_USE_SECTRANSP) set(_use_core_foundation_and_core_services ON) find_library(SECURITY_FRAMEWORK "Security") mark_as_advanced(SECURITY_FRAMEWORK) if(NOT SECURITY_FRAMEWORK) message(FATAL_ERROR "Security framework not found") endif() set(_ssl_enabled ON) set(USE_SECTRANSP ON) list(APPEND CURL_LIBS "-framework Security") if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "secure-transport") set(_valid_default_ssl_backend TRUE) endif() message(WARNING "Secure Transport does not support TLS 1.3.") endif() if(_use_core_foundation_and_core_services) find_library(COREFOUNDATION_FRAMEWORK "CoreFoundation") mark_as_advanced(COREFOUNDATION_FRAMEWORK) find_library(CORESERVICES_FRAMEWORK "CoreServices") mark_as_advanced(CORESERVICES_FRAMEWORK) if(NOT COREFOUNDATION_FRAMEWORK) message(FATAL_ERROR "CoreFoundation framework not found") endif() if(NOT CORESERVICES_FRAMEWORK) message(FATAL_ERROR "CoreServices framework not found") endif() list(APPEND CURL_LIBS "-framework CoreFoundation" "-framework CoreServices") endif() if(CURL_USE_OPENSSL) find_package(OpenSSL REQUIRED) set(_ssl_enabled ON) set(USE_OPENSSL ON) # Depend on OpenSSL via imported targets. This allows our dependents to # get our dependencies transitively. list(APPEND CURL_LIBS OpenSSL::SSL OpenSSL::Crypto) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "openssl") if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "openssl") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR}) if(NOT DEFINED HAVE_BORINGSSL) check_symbol_exists("OPENSSL_IS_BORINGSSL" "openssl/base.h" HAVE_BORINGSSL) endif() if(NOT DEFINED HAVE_AWSLC) check_symbol_exists("OPENSSL_IS_AWSLC" "openssl/base.h" HAVE_AWSLC) endif() if(NOT DEFINED HAVE_LIBRESSL) check_symbol_exists("LIBRESSL_VERSION_NUMBER" "openssl/opensslv.h" HAVE_LIBRESSL) endif() cmake_pop_check_state() if(HAVE_BORINGSSL) set(_openssl "BoringSSL") elseif(HAVE_AWSLC) set(_openssl "AWS-LC") elseif(HAVE_LIBRESSL) set(_openssl "LibreSSL") elseif(USE_AMISSL) set(_openssl "AmiSSL") else() set(_openssl "OpenSSL") endif() endif() if(CURL_USE_MBEDTLS) find_package(MbedTLS REQUIRED) set(_ssl_enabled ON) set(USE_MBEDTLS ON) list(APPEND CURL_LIBS ${MBEDTLS_LIBRARIES}) list(APPEND CURL_LIBDIRS ${MBEDTLS_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE ${MBEDTLS_PC_REQUIRES}) include_directories(SYSTEM ${MBEDTLS_INCLUDE_DIRS}) link_directories(${MBEDTLS_LIBRARY_DIRS}) if(MBEDTLS_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MBEDTLS_CFLAGS}") endif() if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "mbedtls") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) endif() if(CURL_USE_BEARSSL) find_package(BearSSL REQUIRED) set(_ssl_enabled ON) set(USE_BEARSSL ON) list(APPEND CURL_LIBS ${BEARSSL_LIBRARIES}) include_directories(SYSTEM ${BEARSSL_INCLUDE_DIRS}) if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "bearssl") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) message(WARNING "BearSSL does not support TLS 1.3.") endif() if(CURL_USE_WOLFSSL) find_package(WolfSSL REQUIRED) set(_ssl_enabled ON) set(USE_WOLFSSL ON) list(APPEND CURL_LIBS ${WOLFSSL_LIBRARIES}) list(APPEND CURL_LIBDIRS ${WOLFSSL_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "wolfssl") include_directories(SYSTEM ${WOLFSSL_INCLUDE_DIRS}) link_directories(${WOLFSSL_LIBRARY_DIRS}) if(WOLFSSL_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WOLFSSL_CFLAGS}") endif() if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "wolfssl") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) endif() if(CURL_USE_GNUTLS) if(CURL_USE_PKGCONFIG) find_package(PkgConfig QUIET) pkg_check_modules(GNUTLS "gnutls") if(GNUTLS_FOUND) set(GNUTLS_LIBRARIES ${GNUTLS_LINK_LIBRARIES}) endif() endif() if(NOT GNUTLS_FOUND) find_package(GnuTLS REQUIRED) endif() find_package(Nettle REQUIRED) set(_ssl_enabled ON) set(USE_GNUTLS ON) list(APPEND CURL_LIBS ${GNUTLS_LIBRARIES} ${NETTLE_LIBRARIES}) list(APPEND CURL_LIBDIRS ${NETTLE_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "gnutls" "nettle") include_directories(SYSTEM ${GNUTLS_INCLUDE_DIRS} ${NETTLE_INCLUDE_DIRS}) link_directories(${NETTLE_LIBRARY_DIRS}) if(NETTLE_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${NETTLE_CFLAGS}") endif() if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "gnutls") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) if(NOT DEFINED HAVE_GNUTLS_SRP AND NOT CURL_DISABLE_SRP) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_INCLUDES ${GNUTLS_INCLUDE_DIRS}) list(APPEND CMAKE_REQUIRED_LIBRARIES ${GNUTLS_LIBRARIES}) check_symbol_exists("gnutls_srp_verifier" "gnutls/gnutls.h" HAVE_GNUTLS_SRP) cmake_pop_check_state() endif() endif() if(CURL_USE_RUSTLS) find_package(Rustls REQUIRED) set(_ssl_enabled ON) set(USE_RUSTLS ON) list(APPEND CURL_LIBS ${RUSTLS_LIBRARIES}) list(APPEND CURL_LIBDIRS ${RUSTLS_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE ${RUSTLS_PC_REQUIRES}) include_directories(SYSTEM ${RUSTLS_INCLUDE_DIRS}) link_directories(${RUSTLS_LIBRARY_DIRS}) if(RUSTLS_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${RUSTLS_CFLAGS}") endif() if(CURL_DEFAULT_SSL_BACKEND AND CURL_DEFAULT_SSL_BACKEND STREQUAL "rustls") set(_valid_default_ssl_backend TRUE) endif() set(_curl_ca_bundle_supported TRUE) endif() if(CURL_DEFAULT_SSL_BACKEND AND NOT _valid_default_ssl_backend) message(FATAL_ERROR "CURL_DEFAULT_SSL_BACKEND '${CURL_DEFAULT_SSL_BACKEND}' not enabled.") endif() # Keep ZLIB detection after TLS detection, # and before calling curl_openssl_check_symbol_exists(). set(HAVE_LIBZ OFF) curl_dependency_option(CURL_ZLIB ZLIB "ZLIB") if(ZLIB_FOUND) set(HAVE_LIBZ ON) # Depend on ZLIB via imported targets. This allows our dependents to # get our dependencies transitively. list(APPEND CURL_LIBS ZLIB::ZLIB) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "zlib") endif() set(HAVE_BROTLI OFF) curl_dependency_option(CURL_BROTLI Brotli "brotli") if(BROTLI_FOUND) set(HAVE_BROTLI ON) list(APPEND CURL_LIBS ${BROTLI_LIBRARIES}) list(APPEND CURL_LIBDIRS ${BROTLI_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libbrotlidec") include_directories(SYSTEM ${BROTLI_INCLUDE_DIRS}) link_directories(${BROTLI_LIBRARY_DIRS}) if(BROTLI_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${BROTLI_CFLAGS}") endif() endif() set(HAVE_ZSTD OFF) curl_dependency_option(CURL_ZSTD Zstd "zstd") if(ZSTD_FOUND) if(NOT ZSTD_VERSION VERSION_LESS 1.0.0) set(HAVE_ZSTD ON) list(APPEND CURL_LIBS ${ZSTD_LIBRARIES}) list(APPEND CURL_LIBDIRS ${ZSTD_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libzstd") include_directories(SYSTEM ${ZSTD_INCLUDE_DIRS}) link_directories(${ZSTD_LIBRARY_DIRS}) if(ZSTD_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${ZSTD_CFLAGS}") endif() else() message(WARNING "zstd v1.0.0 or newer is required, disabling zstd support.") endif() endif() # Check symbol in an OpenSSL-like TLS backend, or in _extra_libs depending on it. macro(curl_openssl_check_symbol_exists _symbol _files _variable _extra_libs) cmake_push_check_state() if(USE_OPENSSL) list(APPEND CMAKE_REQUIRED_INCLUDES "${OPENSSL_INCLUDE_DIR}") list(APPEND CMAKE_REQUIRED_LIBRARIES "${OPENSSL_LIBRARIES}") if(HAVE_LIBZ) list(APPEND CMAKE_REQUIRED_LIBRARIES "${ZLIB_LIBRARIES}") endif() if(WIN32) list(APPEND CMAKE_REQUIRED_LIBRARIES "ws2_32") list(APPEND CMAKE_REQUIRED_LIBRARIES "bcrypt") # for OpenSSL/LibreSSL endif() endif() if(USE_WOLFSSL) list(APPEND CMAKE_REQUIRED_INCLUDES "${WOLFSSL_INCLUDE_DIRS}") list(APPEND CMAKE_REQUIRED_LIBRARIES "${WOLFSSL_LIBRARIES}") curl_required_libpaths("${WOLFSSL_LIBRARY_DIRS}") if(HAVE_LIBZ) list(APPEND CMAKE_REQUIRED_INCLUDES "${ZLIB_INCLUDE_DIRS}") # Public wolfSSL headers require zlib headers list(APPEND CMAKE_REQUIRED_LIBRARIES "${ZLIB_LIBRARIES}") endif() if(WIN32) list(APPEND CMAKE_REQUIRED_LIBRARIES "ws2_32" "crypt32") endif() list(APPEND CMAKE_REQUIRED_DEFINITIONS "-DHAVE_UINTPTR_T") # to pull in stdint.h (as of wolfSSL v5.5.4) endif() list(APPEND CMAKE_REQUIRED_LIBRARIES "${_extra_libs}") check_symbol_exists("${_symbol}" "${_files}" "${_variable}") cmake_pop_check_state() endmacro() # Ensure that the OpenSSL fork actually supports QUIC. macro(curl_openssl_check_quic) if(NOT DEFINED HAVE_SSL_CTX_SET_QUIC_METHOD) if(USE_OPENSSL) curl_openssl_check_symbol_exists("SSL_CTX_set_quic_method" "openssl/ssl.h" HAVE_SSL_CTX_SET_QUIC_METHOD "") endif() if(USE_WOLFSSL) curl_openssl_check_symbol_exists("wolfSSL_set_quic_method" "wolfssl/options.h;wolfssl/openssl/ssl.h" HAVE_SSL_CTX_SET_QUIC_METHOD "") endif() endif() if(NOT HAVE_SSL_CTX_SET_QUIC_METHOD) message(FATAL_ERROR "QUIC support is missing in OpenSSL fork. Try setting -DOPENSSL_ROOT_DIR") endif() endmacro() if(USE_WOLFSSL) curl_openssl_check_symbol_exists("wolfSSL_DES_ecb_encrypt" "wolfssl/options.h;wolfssl/openssl/des.h" HAVE_WOLFSSL_DES_ECB_ENCRYPT "") curl_openssl_check_symbol_exists("wolfSSL_BIO_new" "wolfssl/options.h;wolfssl/ssl.h" HAVE_WOLFSSL_BIO "") curl_openssl_check_symbol_exists("wolfSSL_BIO_set_shutdown" "wolfssl/options.h;wolfssl/ssl.h" HAVE_WOLFSSL_FULL_BIO "") endif() if(USE_OPENSSL OR USE_WOLFSSL) if(NOT DEFINED HAVE_SSL_SET0_WBIO) curl_openssl_check_symbol_exists("SSL_set0_wbio" "openssl/ssl.h" HAVE_SSL_SET0_WBIO "") endif() if(NOT DEFINED HAVE_OPENSSL_SRP AND NOT CURL_DISABLE_SRP) curl_openssl_check_symbol_exists("SSL_CTX_set_srp_username" "openssl/ssl.h" HAVE_OPENSSL_SRP "") endif() endif() option(USE_HTTPSRR "Enable HTTPS RR support" OFF) option(USE_ECH "Enable ECH support" OFF) if(USE_ECH) if(USE_OPENSSL OR USE_WOLFSSL) # Be sure that the TLS library actually supports ECH. if(USE_WOLFSSL) curl_openssl_check_symbol_exists("wolfSSL_CTX_GenerateEchConfig" "wolfssl/options.h;wolfssl/ssl.h" HAVE_WOLFSSL_CTX_GENERATEECHCONFIG "") endif() if(HAVE_BORINGSSL OR HAVE_AWSLC) curl_openssl_check_symbol_exists("SSL_set1_ech_config_list" "openssl/ssl.h" HAVE_SSL_SET1_ECH_CONFIG_LIST "") elseif(HAVE_OPENSSL) curl_openssl_check_symbol_exists("SSL_ech_set1_echconfig" "openssl/ech.h" HAVE_SSL_ECH_SET1_ECHCONFIG "") endif() if(HAVE_WOLFSSL_CTX_GENERATEECHCONFIG OR HAVE_SSL_SET1_ECH_CONFIG_LIST OR HAVE_SSL_ECH_SET1_ECHCONFIG) set(HAVE_ECH 1) endif() if(NOT HAVE_ECH) message(FATAL_ERROR "ECH support missing in OpenSSL/BoringSSL/AWS-LC/wolfSSL") else() message(STATUS "ECH enabled.") endif() else() message(FATAL_ERROR "ECH requires ECH-enablded OpenSSL, BoringSSL, AWS-LC or wolfSSL") endif() endif() option(USE_NGHTTP2 "Use nghttp2 library" ON) if(USE_NGHTTP2) find_package(NGHTTP2) if(NGHTTP2_FOUND) list(APPEND CURL_LIBS ${NGHTTP2_LIBRARIES}) list(APPEND CURL_LIBDIRS ${NGHTTP2_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libnghttp2") include_directories(SYSTEM ${NGHTTP2_INCLUDE_DIRS}) link_directories(${NGHTTP2_LIBRARY_DIRS}) if(NGHTTP2_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${NGHTTP2_CFLAGS}") endif() else() set(USE_NGHTTP2 OFF) endif() endif() option(USE_NGTCP2 "Use ngtcp2 and nghttp3 libraries for HTTP/3 support" OFF) if(USE_NGTCP2) if(USE_OPENSSL OR USE_WOLFSSL) if(USE_WOLFSSL) find_package(NGTCP2 REQUIRED "wolfSSL") list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libngtcp2_crypto_wolfssl") elseif(HAVE_BORINGSSL OR HAVE_AWSLC) find_package(NGTCP2 REQUIRED "BoringSSL") list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libngtcp2_crypto_boringssl") else() find_package(NGTCP2 REQUIRED "quictls") list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libngtcp2_crypto_quictls") if(NOT HAVE_LIBRESSL) set(_openssl "quictls") endif() endif() curl_openssl_check_quic() elseif(USE_GNUTLS) find_package(NGTCP2 REQUIRED "GnuTLS") list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libngtcp2_crypto_gnutls") else() message(FATAL_ERROR "ngtcp2 requires OpenSSL, wolfSSL or GnuTLS") endif() list(APPEND CURL_LIBS ${NGTCP2_LIBRARIES}) list(APPEND CURL_LIBDIRS ${NGTCP2_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libngtcp2") include_directories(SYSTEM ${NGTCP2_INCLUDE_DIRS}) link_directories(${NGTCP2_LIBRARY_DIRS}) if(NGTCP2_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${NGTCP2_CFLAGS}") endif() find_package(NGHTTP3 REQUIRED) set(USE_NGHTTP3 ON) list(APPEND CURL_LIBS ${NGHTTP3_LIBRARIES}) list(APPEND CURL_LIBDIRS ${NGHTTP3_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libnghttp3") include_directories(SYSTEM ${NGHTTP3_INCLUDE_DIRS}) link_directories(${NGHTTP3_LIBRARY_DIRS}) if(NGHTTP3_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${NGHTTP3_CFLAGS}") endif() endif() option(USE_QUICHE "Use quiche library for HTTP/3 support" OFF) if(USE_QUICHE) if(USE_NGTCP2) message(FATAL_ERROR "Only one HTTP/3 backend can be selected") endif() find_package(Quiche REQUIRED) if(NOT HAVE_BORINGSSL) message(FATAL_ERROR "quiche requires BoringSSL") endif() curl_openssl_check_quic() list(APPEND CURL_LIBS ${QUICHE_LIBRARIES}) list(APPEND CURL_LIBDIRS ${QUICHE_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "quiche") include_directories(SYSTEM ${QUICHE_INCLUDE_DIRS}) link_directories(${QUICHE_LIBRARY_DIRS}) if(QUICHE_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${QUICHE_CFLAGS}") endif() if(NOT DEFINED HAVE_QUICHE_CONN_SET_QLOG_FD) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_INCLUDES "${QUICHE_INCLUDE_DIRS}") list(APPEND CMAKE_REQUIRED_LIBRARIES "${QUICHE_LIBRARIES}") check_symbol_exists("quiche_conn_set_qlog_fd" "quiche.h" HAVE_QUICHE_CONN_SET_QLOG_FD) cmake_pop_check_state() endif() endif() option(USE_MSH3 "Use msh3/msquic library for HTTP/3 support" OFF) if(USE_MSH3) if(USE_NGTCP2 OR USE_QUICHE) message(FATAL_ERROR "Only one HTTP/3 backend can be selected") endif() if(NOT WIN32) if(NOT USE_OPENSSL) message(FATAL_ERROR "msh3/msquic requires OpenSSL fork with QUIC API") endif() curl_openssl_check_quic() endif() find_package(MSH3 REQUIRED) list(APPEND CURL_LIBS ${MSH3_LIBRARIES}) list(APPEND CURL_LIBDIRS ${MSH3_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE ${MSH3_PC_REQUIRES}) include_directories(SYSTEM ${MSH3_INCLUDE_DIRS}) link_directories(${MSH3_LIBRARY_DIRS}) if(MSH3_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${MSH3_CFLAGS}") endif() endif() if(USE_OPENSSL_QUIC) if(USE_NGTCP2 OR USE_QUICHE OR USE_MSH3) message(FATAL_ERROR "Only one HTTP/3 backend can be selected") endif() find_package(OpenSSL 3.3.0 REQUIRED) find_package(NGHTTP3 REQUIRED) set(USE_NGHTTP3 ON) include_directories(SYSTEM ${NGHTTP3_INCLUDE_DIRS}) list(APPEND CURL_LIBS ${NGHTTP3_LIBRARIES}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libnghttp3") endif() if(CURL_WITH_MULTI_SSL AND (USE_NGTCP2 OR USE_QUICHE OR USE_MSH3 OR USE_OPENSSL_QUIC)) message(FATAL_ERROR "MultiSSL cannot be enabled with HTTP/3 and vice versa.") endif() if(NOT CURL_DISABLE_SRP AND (HAVE_GNUTLS_SRP OR HAVE_OPENSSL_SRP)) set(USE_TLS_SRP 1) endif() if(NOT CURL_DISABLE_LDAP) if(WIN32 AND NOT WINDOWS_STORE) option(USE_WIN32_LDAP "Use Windows LDAP implementation" ON) if(USE_WIN32_LDAP) list(APPEND CURL_LIBS "wldap32") if(NOT CURL_DISABLE_LDAPS) set(HAVE_LDAP_SSL ON) endif() endif() endif() # Now that we know, we are not using Windows LDAP... if(NOT USE_WIN32_LDAP) # Check for LDAP cmake_push_check_state() if(USE_OPENSSL) list(APPEND CMAKE_REQUIRED_LIBRARIES ${OPENSSL_LIBRARIES}) endif() find_package(LDAP) if(LDAP_FOUND) set(HAVE_LBER_H 1) set(CURL_LIBS "${LDAP_LIBRARIES};${CURL_LIBS}") list(APPEND CURL_LIBDIRS ${LDAP_LIBRARY_DIRS}) if(LDAP_PC_REQUIRES) set(LIBCURL_PC_REQUIRES_PRIVATE "${LDAP_PC_REQUIRES};${LIBCURL_PC_REQUIRES_PRIVATE}") endif() include_directories(SYSTEM ${LDAP_INCLUDE_DIRS}) link_directories(${LDAP_LIBRARY_DIRS}) if(LDAP_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LDAP_CFLAGS}") endif() # LDAP feature checks list(APPEND CMAKE_REQUIRED_DEFINITIONS "-DLDAP_DEPRECATED=1") list(APPEND CMAKE_REQUIRED_LIBRARIES ${LDAP_LIBRARIES}) curl_required_libpaths("${LDAP_LIBRARY_DIRS}") check_function_exists("ldap_url_parse" HAVE_LDAP_URL_PARSE) check_function_exists("ldap_init_fd" HAVE_LDAP_INIT_FD) check_include_file("ldap_ssl.h" HAVE_LDAP_SSL_H) if(HAVE_LDAP_INIT_FD) set(USE_OPENLDAP ON) add_definitions("-DLDAP_DEPRECATED=1") endif() if(NOT CURL_DISABLE_LDAPS) set(HAVE_LDAP_SSL ON) endif() else() message(STATUS "LDAP not found. CURL_DISABLE_LDAP set ON") set(CURL_DISABLE_LDAP ON CACHE BOOL "" FORCE) endif() cmake_pop_check_state() endif() endif() # No ldap, no ldaps. if(CURL_DISABLE_LDAP) if(NOT CURL_DISABLE_LDAPS) message(STATUS "LDAP needs to be enabled to support LDAPS") set(CURL_DISABLE_LDAPS ON CACHE BOOL "" FORCE) endif() endif() if(WIN32) option(USE_WIN32_IDN "Use WinIDN for IDN support" OFF) if(USE_WIN32_IDN) list(APPEND CURL_LIBS "normaliz") endif() else() set(USE_WIN32_IDN OFF) endif() if(APPLE) option(USE_APPLE_IDN "Use Apple built-in IDN support" OFF) if(USE_APPLE_IDN) cmake_push_check_state() list(APPEND CMAKE_REQUIRED_LIBRARIES "icucore") check_symbol_exists("uidna_openUTS46" "unicode/uidna.h" HAVE_APPLE_IDN) cmake_pop_check_state() if(HAVE_APPLE_IDN) list(APPEND CURL_LIBS "icucore" "iconv") else() set(USE_APPLE_IDN OFF) endif() endif() else() set(USE_APPLE_IDN OFF) endif() # Check for libidn2 option(USE_LIBIDN2 "Use libidn2 for IDN support" ON) set(HAVE_IDN2_H OFF) set(HAVE_LIBIDN2 OFF) if(USE_LIBIDN2 AND NOT USE_APPLE_IDN AND NOT USE_WIN32_IDN) find_package(Libidn2) if(LIBIDN2_FOUND) set(CURL_LIBS "${LIBIDN2_LIBRARIES};${CURL_LIBS}") list(APPEND CURL_LIBDIRS ${LIBIDN2_LIBRARY_DIRS}) set(LIBCURL_PC_REQUIRES_PRIVATE "libidn2;${LIBCURL_PC_REQUIRES_PRIVATE}") include_directories(SYSTEM ${LIBIDN2_INCLUDE_DIRS}) link_directories(${LIBIDN2_LIBRARY_DIRS}) if(LIBIDN2_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBIDN2_CFLAGS}") endif() set(HAVE_IDN2_H 1) set(HAVE_LIBIDN2 1) endif() endif() # libpsl option(CURL_USE_LIBPSL "Use libpsl" ON) mark_as_advanced(CURL_USE_LIBPSL) set(USE_LIBPSL OFF) if(CURL_USE_LIBPSL) find_package(Libpsl REQUIRED) list(APPEND CURL_LIBS ${LIBPSL_LIBRARIES}) list(APPEND CURL_LIBDIRS ${LIBPSL_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libpsl") include_directories(SYSTEM ${LIBPSL_INCLUDE_DIRS}) link_directories(${LIBPSL_LIBRARY_DIRS}) if(LIBPSL_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBPSL_CFLAGS}") endif() set(USE_LIBPSL ON) endif() # libssh2 option(CURL_USE_LIBSSH2 "Use libssh2" ON) mark_as_advanced(CURL_USE_LIBSSH2) set(USE_LIBSSH2 OFF) if(CURL_USE_LIBSSH2) find_package(Libssh2) if(LIBSSH2_FOUND) list(APPEND CURL_LIBS ${LIBSSH2_LIBRARIES}) list(APPEND CURL_LIBDIRS ${LIBSSH2_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libssh2") include_directories(SYSTEM ${LIBSSH2_INCLUDE_DIRS}) link_directories(${LIBSSH2_LIBRARY_DIRS}) if(LIBSSH2_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBSSH2_CFLAGS}") endif() set(USE_LIBSSH2 ON) endif() endif() # libssh option(CURL_USE_LIBSSH "Use libssh" OFF) mark_as_advanced(CURL_USE_LIBSSH) if(NOT USE_LIBSSH2 AND CURL_USE_LIBSSH) find_package(Libssh REQUIRED) list(APPEND CURL_LIBS ${LIBSSH_LIBRARIES}) list(APPEND CURL_LIBDIRS ${LIBSSH_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libssh") include_directories(SYSTEM ${LIBSSH_INCLUDE_DIRS}) link_directories(${LIBSSH_LIBRARY_DIRS}) if(LIBSSH_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBSSH_CFLAGS}") endif() set(USE_LIBSSH ON) endif() # wolfSSH option(CURL_USE_WOLFSSH "Use wolfSSH" OFF) mark_as_advanced(CURL_USE_WOLFSSH) set(USE_WOLFSSH OFF) if(NOT USE_LIBSSH2 AND NOT USE_LIBSSH AND CURL_USE_WOLFSSH) if(USE_WOLFSSL) find_package(WolfSSH) if(WOLFSSH_FOUND) list(APPEND CURL_LIBS ${WOLFSSH_LIBRARIES}) include_directories(SYSTEM ${WOLFSSH_INCLUDE_DIRS}) set(USE_WOLFSSH ON) endif() else() message(WARNING "wolfSSH requires wolfSSL. Skipping.") endif() endif() option(CURL_USE_GSASL "Use libgsasl" OFF) mark_as_advanced(CURL_USE_GSASL) if(CURL_USE_GSASL) find_package(Libgsasl REQUIRED) list(APPEND CURL_LIBS ${LIBGSASL_LIBRARIES}) list(APPEND CURL_LIBDIRS ${LIBGSASL_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libgsasl") include_directories(SYSTEM ${LIBGSASL_INCLUDE_DIRS}) link_directories(${LIBGSASL_LIBRARY_DIRS}) if(LIBGSASL_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBGSASL_CFLAGS}") endif() set(USE_GSASL ON) endif() option(CURL_USE_GSSAPI "Use GSSAPI implementation" OFF) mark_as_advanced(CURL_USE_GSSAPI) if(CURL_USE_GSSAPI) find_package(GSS) set(HAVE_GSSAPI ${GSS_FOUND}) if(GSS_FOUND) list(APPEND CURL_LIBS ${GSS_LIBRARIES}) list(APPEND CURL_LIBDIRS ${GSS_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE ${GSS_PC_REQUIRES}) include_directories(SYSTEM ${GSS_INCLUDE_DIRS}) link_directories(${GSS_LIBRARY_DIRS}) if(GSS_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${GSS_CFLAGS}") endif() if(GSS_FLAVOUR STREQUAL "GNU") set(HAVE_GSSGNU 1) else() cmake_push_check_state() list(APPEND CMAKE_REQUIRED_INCLUDES ${GSS_INCLUDE_DIRS}) set(_include_list "") check_include_file("gssapi/gssapi.h" HAVE_GSSAPI_GSSAPI_H) if(HAVE_GSSAPI_GSSAPI_H) list(APPEND _include_list "gssapi/gssapi.h") endif() check_include_files("${_include_list};gssapi/gssapi_generic.h" HAVE_GSSAPI_GSSAPI_GENERIC_H) if(GSS_FLAVOUR STREQUAL "MIT") check_include_files("${_include_list};gssapi/gssapi_krb5.h" _have_gssapi_gssapi_krb5_h) if(HAVE_GSSAPI_GSSAPI_GENERIC_H) list(APPEND _include_list "gssapi/gssapi_generic.h") endif() if(_have_gssapi_gssapi_krb5_h) list(APPEND _include_list "gssapi/gssapi_krb5.h") endif() if(NOT DEFINED HAVE_GSS_C_NT_HOSTBASED_SERVICE) set(CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS} ${GSS_CFLAGS}") list(APPEND CMAKE_REQUIRED_LIBRARIES ${GSS_LIBRARIES}) curl_required_libpaths("${GSS_LIBRARY_DIRS}") check_symbol_exists("GSS_C_NT_HOSTBASED_SERVICE" "${_include_list}" HAVE_GSS_C_NT_HOSTBASED_SERVICE) endif() if(NOT HAVE_GSS_C_NT_HOSTBASED_SERVICE) set(HAVE_OLD_GSSMIT ON) endif() endif() unset(_include_list) cmake_pop_check_state() endif() else() message(WARNING "GSSAPI has been requested, but no supporting libraries found. Skipping.") endif() endif() # libuv option(CURL_USE_LIBUV "Use libuv for event-based tests" OFF) if(CURL_USE_LIBUV) if(NOT ENABLE_DEBUG) message(FATAL_ERROR "Using libuv without debug support enabled is useless") endif() find_package(Libuv REQUIRED) list(APPEND CURL_LIBS ${LIBUV_LIBRARIES}) list(APPEND CURL_LIBDIRS ${LIBUV_LIBRARY_DIRS}) list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "libuv") include_directories(SYSTEM ${LIBUV_INCLUDE_DIRS}) link_directories(${LIBUV_LIBRARY_DIRS}) if(LIBUV_CFLAGS) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${LIBUV_CFLAGS}") endif() set(USE_LIBUV ON) set(HAVE_UV_H ON) endif() option(USE_LIBRTMP "Enable librtmp from rtmpdump" OFF) if(USE_LIBRTMP) set(_extra_libs "rtmp") if(WIN32) list(APPEND _extra_libs "winmm") endif() curl_openssl_check_symbol_exists("RTMP_Init" "librtmp/rtmp.h" HAVE_LIBRTMP "${_extra_libs}") if(HAVE_LIBRTMP) list(APPEND CURL_LIBS "rtmp") list(APPEND LIBCURL_PC_REQUIRES_PRIVATE "librtmp") if(WIN32) list(APPEND CURL_LIBS "winmm") endif() else() message(WARNING "librtmp has been requested, but not found or missing OpenSSL. Skipping.") set(USE_LIBRTMP OFF) endif() endif() option(ENABLE_UNIX_SOCKETS "Enable Unix domain sockets support" ON) if(ENABLE_UNIX_SOCKETS) if(WIN32 OR DOS) set(USE_UNIX_SOCKETS ON) else() include(CheckStructHasMember) check_struct_has_member("struct sockaddr_un" "sun_path" "sys/un.h" USE_UNIX_SOCKETS) endif() else() unset(USE_UNIX_SOCKETS CACHE) endif() # # CA handling # if(_curl_ca_bundle_supported) set(CURL_CA_BUNDLE "auto" CACHE STRING "Path to the CA bundle. Set 'none' to disable or 'auto' for auto-detection. Defaults to 'auto'.") set(CURL_CA_FALLBACK OFF CACHE BOOL "Use built-in CA store of TLS backend. Defaults to OFF") set(CURL_CA_PATH "auto" CACHE STRING "Location of default CA path. Set 'none' to disable or 'auto' for auto-detection. Defaults to 'auto'.") set(CURL_CA_EMBED "" CACHE STRING "Path to the CA bundle to embed in the curl tool.") if(CURL_CA_BUNDLE STREQUAL "") message(FATAL_ERROR "Invalid value of CURL_CA_BUNDLE. Use 'none', 'auto' or file path.") elseif(CURL_CA_BUNDLE STREQUAL "none") unset(CURL_CA_BUNDLE CACHE) elseif(CURL_CA_BUNDLE STREQUAL "auto") unset(CURL_CA_BUNDLE CACHE) if(NOT CMAKE_CROSSCOMPILING AND NOT WIN32) set(_curl_ca_bundle_autodetect TRUE) endif() else() set(CURL_CA_BUNDLE_SET TRUE) endif() mark_as_advanced(CURL_CA_BUNDLE_SET) if(CURL_CA_PATH STREQUAL "") message(FATAL_ERROR "Invalid value of CURL_CA_PATH. Use 'none', 'auto' or directory path.") elseif(CURL_CA_PATH STREQUAL "none") unset(CURL_CA_PATH CACHE) elseif(CURL_CA_PATH STREQUAL "auto") unset(CURL_CA_PATH CACHE) if(NOT CMAKE_CROSSCOMPILING AND NOT WIN32) set(_curl_ca_path_autodetect TRUE) endif() else() set(CURL_CA_PATH_SET TRUE) endif() mark_as_advanced(CURL_CA_PATH_SET) if(CURL_CA_BUNDLE_SET AND _curl_ca_path_autodetect) # Skip auto-detection of unset CA path because CA bundle is set explicitly elseif(CURL_CA_PATH_SET AND _curl_ca_bundle_autodetect) # Skip auto-detection of unset CA bundle because CA path is set explicitly elseif(_curl_ca_bundle_autodetect OR _curl_ca_path_autodetect) # First try auto-detecting a CA bundle, then a CA path if(_curl_ca_bundle_autodetect) foreach(_search_ca_bundle_path IN ITEMS "/etc/ssl/certs/ca-certificates.crt" "/etc/pki/tls/certs/ca-bundle.crt" "/usr/share/ssl/certs/ca-bundle.crt" "/usr/local/share/certs/ca-root-nss.crt" "/etc/ssl/cert.pem") if(EXISTS "${_search_ca_bundle_path}") message(STATUS "Found CA bundle: ${_search_ca_bundle_path}") set(CURL_CA_BUNDLE "${_search_ca_bundle_path}" CACHE STRING "Path to the CA bundle. Set 'none' to disable or 'auto' for auto-detection. Defaults to 'auto'.") set(CURL_CA_BUNDLE_SET TRUE CACHE BOOL "Path to the CA bundle has been set") break() endif() endforeach() endif() if(_curl_ca_path_autodetect AND NOT CURL_CA_PATH_SET) set(_search_ca_path "/etc/ssl/certs") file(GLOB _curl_ca_files_found "${_search_ca_path}/[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f].0") if(_curl_ca_files_found) unset(_curl_ca_files_found) message(STATUS "Found CA path: ${_search_ca_path}") set(CURL_CA_PATH "${_search_ca_path}" CACHE STRING "Location of default CA path. Set 'none' to disable or 'auto' for auto-detection. Defaults to 'auto'.") set(CURL_CA_PATH_SET TRUE CACHE BOOL "Path to the CA bundle has been set") endif() endif() endif() set(CURL_CA_EMBED_SET FALSE) if(BUILD_CURL_EXE AND NOT CURL_CA_EMBED STREQUAL "") if(EXISTS "${CURL_CA_EMBED}") set(CURL_CA_EMBED_SET TRUE) message(STATUS "Found CA bundle to embed: ${CURL_CA_EMBED}") else() message(FATAL_ERROR "CA bundle to embed is missing: '${CURL_CA_EMBED}'") endif() endif() endif() if(WIN32) option(CURL_DISABLE_CA_SEARCH "Disable unsafe CA bundle search in PATH on Windows" OFF) option(CURL_CA_SEARCH_SAFE "Enable safe CA bundle search (within the curl tool directory) on Windows" OFF) endif() # Check for header files if(WIN32) list(APPEND CURL_INCLUDES "winsock2.h") list(APPEND CURL_INCLUDES "ws2tcpip.h") if(HAVE_WIN32_WINNT) if(HAVE_WIN32_WINNT LESS 0x0501) # Windows XP is required for freeaddrinfo, getaddrinfo message(FATAL_ERROR "Building for Windows XP or newer is required.") endif() # Pre-fill detection results based on target OS version if(MINGW OR MSVC) if(HAVE_WIN32_WINNT LESS 0x0600) set(HAVE_INET_NTOP 0) set(HAVE_INET_PTON 0) else() # Windows Vista or newer set(HAVE_INET_NTOP 1) set(HAVE_INET_PTON 1) endif() unset(HAVE_INET_NTOP CACHE) unset(HAVE_INET_PTON CACHE) endif() endif() endif() # Detect headers # Use check_include_file_concat_curl() for headers required by subsequent # check_include_file_concat_curl() or check_symbol_exists() detections. # Order for these is significant. check_include_file("sys/eventfd.h" HAVE_SYS_EVENTFD_H) check_include_file("sys/filio.h" HAVE_SYS_FILIO_H) check_include_file("sys/ioctl.h" HAVE_SYS_IOCTL_H) check_include_file("sys/param.h" HAVE_SYS_PARAM_H) check_include_file("sys/poll.h" HAVE_SYS_POLL_H) check_include_file("sys/resource.h" HAVE_SYS_RESOURCE_H) check_include_file_concat_curl("sys/select.h" HAVE_SYS_SELECT_H) check_include_file_concat_curl("sys/socket.h" HAVE_SYS_SOCKET_H) check_include_file("sys/sockio.h" HAVE_SYS_SOCKIO_H) check_include_file("sys/stat.h" HAVE_SYS_STAT_H) check_include_file_concat_curl("sys/time.h" HAVE_SYS_TIME_H) check_include_file_concat_curl("sys/types.h" HAVE_SYS_TYPES_H) check_include_file("sys/un.h" HAVE_SYS_UN_H) check_include_file_concat_curl("sys/utime.h" HAVE_SYS_UTIME_H) # sys/types.h (AmigaOS) check_include_file("sys/xattr.h" HAVE_SYS_XATTR_H) check_include_file_concat_curl("arpa/inet.h" HAVE_ARPA_INET_H) check_include_file("dirent.h" HAVE_DIRENT_H) check_include_file("fcntl.h" HAVE_FCNTL_H) check_include_file_concat_curl("ifaddrs.h" HAVE_IFADDRS_H) check_include_file("io.h" HAVE_IO_H) check_include_file_concat_curl("libgen.h" HAVE_LIBGEN_H) check_include_file("linux/tcp.h" HAVE_LINUX_TCP_H) check_include_file("locale.h" HAVE_LOCALE_H) check_include_file("net/if.h" HAVE_NET_IF_H) check_include_file_concat_curl("netdb.h" HAVE_NETDB_H) check_include_file_concat_curl("netinet/in.h" HAVE_NETINET_IN_H) check_include_file("netinet/in6.h" HAVE_NETINET_IN6_H) check_include_file_concat_curl("netinet/tcp.h" HAVE_NETINET_TCP_H) # sys/types.h (e.g. Cygwin) netinet/in.h check_include_file_concat_curl("netinet/udp.h" HAVE_NETINET_UDP_H) # sys/types.h (e.g. Cygwin) check_include_file("poll.h" HAVE_POLL_H) check_include_file("pwd.h" HAVE_PWD_H) check_include_file("stdatomic.h" HAVE_STDATOMIC_H) check_include_file("stdbool.h" HAVE_STDBOOL_H) check_include_file("strings.h" HAVE_STRINGS_H) check_include_file("stropts.h" HAVE_STROPTS_H) check_include_file("termio.h" HAVE_TERMIO_H) check_include_file("termios.h" HAVE_TERMIOS_H) check_include_file_concat_curl("unistd.h" HAVE_UNISTD_H) check_include_file("utime.h" HAVE_UTIME_H) if(AMIGA) check_include_file_concat_curl("proto/bsdsocket.h" HAVE_PROTO_BSDSOCKET_H) endif() # Pass these detection results to curl_internal_test() for use in CurlTests.c # Add here all feature flags referenced from CurlTests.c foreach(_variable IN ITEMS HAVE_STDATOMIC_H HAVE_STDBOOL_H HAVE_STROPTS_H HAVE_SYS_IOCTL_H HAVE_SYS_SOCKET_H HAVE_SYS_TYPES_H HAVE_UNISTD_H ) if(${_variable}) set(CURL_TEST_DEFINES "${CURL_TEST_DEFINES} -D${_variable}") endif() endforeach() check_type_size("size_t" SIZEOF_SIZE_T) check_type_size("ssize_t" SIZEOF_SSIZE_T) check_type_size("long long" SIZEOF_LONG_LONG) check_type_size("long" SIZEOF_LONG) check_type_size("int" SIZEOF_INT) check_type_size("__int64" SIZEOF___INT64) check_type_size("time_t" SIZEOF_TIME_T) check_type_size("suseconds_t" SIZEOF_SUSECONDS_T) if(NOT HAVE_SIZEOF_SSIZE_T) if(SIZEOF_LONG EQUAL SIZEOF_SIZE_T) set(ssize_t "long") endif() if(NOT ssize_t AND SIZEOF___INT64 EQUAL SIZEOF_SIZE_T) set(ssize_t "__int64") endif() endif() # off_t is sized later, after the HAVE_FILE_OFFSET_BITS test if(SIZEOF_LONG_LONG) set(HAVE_LONGLONG 1) endif() if(SIZEOF_SUSECONDS_T) set(HAVE_SUSECONDS_T 1) endif() # Check for some functions that are used # Apply to all feature checks if(WIN32) list(APPEND CMAKE_REQUIRED_LIBRARIES "ws2_32") elseif(HAVE_LIBSOCKET) list(APPEND CMAKE_REQUIRED_LIBRARIES "socket") elseif(DOS) list(APPEND CMAKE_REQUIRED_LIBRARIES "${WATT_ROOT}/lib/libwatt.a") endif() check_function_exists("fnmatch" HAVE_FNMATCH) check_symbol_exists("basename" "${CURL_INCLUDES};string.h" HAVE_BASENAME) # libgen.h unistd.h check_symbol_exists("opendir" "dirent.h" HAVE_OPENDIR) check_function_exists("poll" HAVE_POLL) # poll.h check_symbol_exists("socket" "${CURL_INCLUDES}" HAVE_SOCKET) # winsock2.h sys/socket.h check_function_exists("sched_yield" HAVE_SCHED_YIELD) check_symbol_exists("socketpair" "${CURL_INCLUDES}" HAVE_SOCKETPAIR) # sys/socket.h check_symbol_exists("recv" "${CURL_INCLUDES}" HAVE_RECV) # proto/bsdsocket.h sys/types.h sys/socket.h check_symbol_exists("send" "${CURL_INCLUDES}" HAVE_SEND) # proto/bsdsocket.h sys/types.h sys/socket.h check_function_exists("sendmsg" HAVE_SENDMSG) check_function_exists("sendmmsg" HAVE_SENDMMSG) check_symbol_exists("select" "${CURL_INCLUDES}" HAVE_SELECT) # proto/bsdsocket.h sys/select.h sys/socket.h check_symbol_exists("strdup" "string.h" HAVE_STRDUP) check_symbol_exists("strtok_r" "string.h" HAVE_STRTOK_R) check_symbol_exists("memrchr" "string.h" HAVE_MEMRCHR) check_symbol_exists("alarm" "unistd.h" HAVE_ALARM) check_symbol_exists("fcntl" "fcntl.h" HAVE_FCNTL) check_function_exists("getppid" HAVE_GETPPID) check_function_exists("utimes" HAVE_UTIMES) check_function_exists("gettimeofday" HAVE_GETTIMEOFDAY) # sys/time.h check_symbol_exists("closesocket" "${CURL_INCLUDES}" HAVE_CLOSESOCKET) # winsock2.h check_symbol_exists("sigsetjmp" "setjmp.h" HAVE_SIGSETJMP) check_function_exists("getpass_r" HAVE_GETPASS_R) check_function_exists("getpwuid" HAVE_GETPWUID) check_function_exists("getpwuid_r" HAVE_GETPWUID_R) check_function_exists("geteuid" HAVE_GETEUID) check_function_exists("utime" HAVE_UTIME) check_symbol_exists("gmtime_r" "stdlib.h;time.h" HAVE_GMTIME_R) check_symbol_exists("gethostbyname_r" "netdb.h" HAVE_GETHOSTBYNAME_R) check_symbol_exists("gethostname" "${CURL_INCLUDES}" HAVE_GETHOSTNAME) # winsock2.h unistd.h proto/bsdsocket.h check_symbol_exists("signal" "signal.h" HAVE_SIGNAL) check_symbol_exists("strtoll" "stdlib.h" HAVE_STRTOLL) check_symbol_exists("strerror_r" "stdlib.h;string.h" HAVE_STRERROR_R) check_symbol_exists("sigaction" "signal.h" HAVE_SIGACTION) check_symbol_exists("siginterrupt" "signal.h" HAVE_SIGINTERRUPT) check_symbol_exists("getaddrinfo" "${CURL_INCLUDES};stdlib.h;string.h" HAVE_GETADDRINFO) # ws2tcpip.h sys/socket.h netdb.h check_symbol_exists("getifaddrs" "${CURL_INCLUDES};stdlib.h" HAVE_GETIFADDRS) # ifaddrs.h check_symbol_exists("freeaddrinfo" "${CURL_INCLUDES}" HAVE_FREEADDRINFO) # ws2tcpip.h sys/socket.h netdb.h check_function_exists("pipe" HAVE_PIPE) check_function_exists("eventfd" HAVE_EVENTFD) check_symbol_exists("ftruncate" "unistd.h" HAVE_FTRUNCATE) check_symbol_exists("getpeername" "${CURL_INCLUDES}" HAVE_GETPEERNAME) # winsock2.h unistd.h proto/bsdsocket.h check_symbol_exists("getsockname" "${CURL_INCLUDES}" HAVE_GETSOCKNAME) # winsock2.h unistd.h proto/bsdsocket.h check_function_exists("if_nametoindex" HAVE_IF_NAMETOINDEX) # winsock2.h net/if.h check_function_exists("getrlimit" HAVE_GETRLIMIT) check_function_exists("setlocale" HAVE_SETLOCALE) check_function_exists("setmode" HAVE_SETMODE) check_function_exists("setrlimit" HAVE_SETRLIMIT) if(NOT WIN32) check_symbol_exists("strcasecmp" "string.h" HAVE_STRCASECMP) check_symbol_exists("stricmp" "string.h" HAVE_STRICMP) check_symbol_exists("strcmpi" "string.h" HAVE_STRCMPI) endif() if(WIN32 OR CYGWIN) check_function_exists("_setmode" HAVE__SETMODE) endif() if(AMIGA) check_symbol_exists("CloseSocket" "${CURL_INCLUDES}" HAVE_CLOSESOCKET_CAMEL) # sys/socket.h proto/bsdsocket.h endif() if(NOT _ssl_enabled) check_symbol_exists("arc4random" "${CURL_INCLUDES};stdlib.h" HAVE_ARC4RANDOM) endif() if(NOT MSVC OR (MSVC_VERSION GREATER_EQUAL 1900)) # Earlier MSVC compilers had faulty snprintf implementations check_function_exists("snprintf" HAVE_SNPRINTF) endif() if(APPLE) check_function_exists("mach_absolute_time" HAVE_MACH_ABSOLUTE_TIME) endif() check_symbol_exists("inet_ntop" "${CURL_INCLUDES};stdlib.h;string.h" HAVE_INET_NTOP) # arpa/inet.h if(MSVC AND (MSVC_VERSION LESS_EQUAL 1600)) set(HAVE_INET_NTOP OFF) endif() check_symbol_exists("inet_pton" "${CURL_INCLUDES};stdlib.h;string.h" HAVE_INET_PTON) # arpa/inet.h check_symbol_exists("fsetxattr" "sys/xattr.h" HAVE_FSETXATTR) if(HAVE_FSETXATTR) curl_internal_test(HAVE_FSETXATTR_5) curl_internal_test(HAVE_FSETXATTR_6) endif() cmake_push_check_state() if(WIN32) list(APPEND CMAKE_EXTRA_INCLUDE_FILES "winsock2.h") check_type_size("ADDRESS_FAMILY" SIZEOF_ADDRESS_FAMILY) set(HAVE_ADDRESS_FAMILY ${HAVE_SIZEOF_ADDRESS_FAMILY}) elseif(HAVE_SYS_SOCKET_H) list(APPEND CMAKE_EXTRA_INCLUDE_FILES "sys/socket.h") check_type_size("sa_family_t" SIZEOF_SA_FAMILY_T) set(HAVE_SA_FAMILY_T ${HAVE_SIZEOF_SA_FAMILY_T}) endif() cmake_pop_check_state() # Do curl specific tests foreach(_curl_test IN ITEMS HAVE_FCNTL_O_NONBLOCK HAVE_IOCTLSOCKET HAVE_IOCTLSOCKET_CAMEL HAVE_IOCTLSOCKET_CAMEL_FIONBIO HAVE_IOCTLSOCKET_FIONBIO HAVE_IOCTL_FIONBIO HAVE_IOCTL_SIOCGIFADDR HAVE_SETSOCKOPT_SO_NONBLOCK HAVE_GETHOSTBYNAME_R_3 HAVE_GETHOSTBYNAME_R_5 HAVE_GETHOSTBYNAME_R_6 HAVE_GETHOSTBYNAME_R_3_REENTRANT HAVE_GETHOSTBYNAME_R_5_REENTRANT HAVE_GETHOSTBYNAME_R_6_REENTRANT HAVE_IN_ADDR_T HAVE_BOOL_T STDC_HEADERS HAVE_FILE_OFFSET_BITS HAVE_ATOMIC ) curl_internal_test(${_curl_test}) endforeach() cmake_push_check_state() if(HAVE_FILE_OFFSET_BITS) set(_FILE_OFFSET_BITS 64) list(APPEND CMAKE_REQUIRED_DEFINITIONS "-D_FILE_OFFSET_BITS=64") endif() check_type_size("off_t" SIZEOF_OFF_T) # fseeko may not exist with _FILE_OFFSET_BITS=64 but can exist with # _FILE_OFFSET_BITS unset or 32 (e.g. Android ARMv7 with NDK 26b and API level < 24) # so we need to test fseeko after testing for _FILE_OFFSET_BITS check_symbol_exists("fseeko" "${CURL_INCLUDES};stdio.h" HAVE_FSEEKO) if(HAVE_FSEEKO) set(HAVE_DECL_FSEEKO 1) endif() # Include this header to get the type cmake_push_check_state() list(APPEND CMAKE_REQUIRED_INCLUDES "${PROJECT_SOURCE_DIR}/include") list(APPEND CMAKE_EXTRA_INCLUDE_FILES "curl/system.h") check_type_size("curl_off_t" SIZEOF_CURL_OFF_T) list(APPEND CMAKE_EXTRA_INCLUDE_FILES "curl/curl.h") check_type_size("curl_socket_t" SIZEOF_CURL_SOCKET_T) cmake_pop_check_state() # pop curl system headers cmake_pop_check_state() # pop -D_FILE_OFFSET_BITS=64 if(NOT WIN32 AND NOT CMAKE_CROSSCOMPILING) # On non-Windows and not cross-compiling, check for writable argv[] include(CheckCSourceRuns) check_c_source_runs(" int main(int argc, char **argv) { (void)argc; argv[0][0] = ' '; return (argv[0][0] == ' ')?0:1; }" HAVE_WRITABLE_ARGV) endif() curl_internal_test(HAVE_GLIBC_STRERROR_R) curl_internal_test(HAVE_POSIX_STRERROR_R) # Check for reentrant foreach(_curl_test IN ITEMS HAVE_GETHOSTBYNAME_R_3 HAVE_GETHOSTBYNAME_R_5 HAVE_GETHOSTBYNAME_R_6) if(NOT ${_curl_test}) if(${_curl_test}_REENTRANT) set(NEED_REENTRANT 1) endif() endif() endforeach() if(NEED_REENTRANT) foreach(_curl_test IN ITEMS HAVE_GETHOSTBYNAME_R_3 HAVE_GETHOSTBYNAME_R_5 HAVE_GETHOSTBYNAME_R_6) set(${_curl_test} 0) if(${_curl_test}_REENTRANT) set(${_curl_test} 1) endif() endforeach() endif() if(NOT WIN32) curl_internal_test(HAVE_CLOCK_GETTIME_MONOTONIC) # Check clock_gettime(CLOCK_MONOTONIC, x) support endif() if(APPLE) curl_internal_test(HAVE_BUILTIN_AVAILABLE) # Check compiler support of __builtin_available() endif() # Some other minor tests if(NOT HAVE_IN_ADDR_T) set(in_addr_t "unsigned long") endif() if(CMAKE_COMPILER_IS_GNUCC AND APPLE) include(CheckCCompilerFlag) check_c_compiler_flag("-Wno-long-double" HAVE_C_FLAG_Wno_long_double) if(HAVE_C_FLAG_Wno_long_double) # The Mac version of GCC warns about use of long double. Disable it. get_source_file_property(_mprintf_compile_flags "mprintf.c" COMPILE_FLAGS) if(_mprintf_compile_flags) set(_mprintf_compile_flags "${_mprintf_compile_flags} -Wno-long-double") else() set(_mprintf_compile_flags "-Wno-long-double") endif() set_source_files_properties("mprintf.c" PROPERTIES COMPILE_FLAGS ${_mprintf_compile_flags}) endif() endif() if(_cmake_try_compile_target_type_save) set(CMAKE_TRY_COMPILE_TARGET_TYPE ${_cmake_try_compile_target_type_save}) unset(_cmake_try_compile_target_type_save) endif() include(CMake/OtherTests.cmake) add_definitions("-DHAVE_CONFIG_H") # For Windows, all compilers used by CMake should support large files if(WIN32) set(USE_WIN32_LARGE_FILES ON) # Use the manifest embedded in the Windows Resource set(CMAKE_RC_FLAGS "${CMAKE_RC_FLAGS} -DCURL_EMBED_MANIFEST") # We use crypto functions that are not available for UWP apps if(NOT WINDOWS_STORE) set(USE_WIN32_CRYPTO ON) endif() # Link required libraries for USE_WIN32_CRYPTO or USE_SCHANNEL if(USE_WIN32_CRYPTO OR USE_SCHANNEL) list(APPEND CURL_LIBS "advapi32" "crypt32") endif() endif() if(MSVC) # Disable default manifest added by CMake set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /MANIFEST:NO") add_definitions("-D_CRT_SECURE_NO_DEPRECATE" "-D_CRT_NONSTDC_NO_DEPRECATE") if(CMAKE_C_FLAGS MATCHES "/W[0-4]") string(REGEX REPLACE "/W[0-4]" "/W4" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}") else() set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4") endif() # Use multithreaded compilation on VS 2008+ if(CMAKE_C_COMPILER_ID STREQUAL "MSVC" AND MSVC_VERSION GREATER_EQUAL 1500) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /MP") endif() endif() if(CURL_WERROR) if(MSVC) set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /WX") else() # This assumes clang or gcc style options set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror") endif() endif() if(CURL_LTO) if(CMAKE_VERSION VERSION_LESS 3.9) message(FATAL_ERROR "LTO has been requested, but your cmake version ${CMAKE_VERSION} is to old. You need at least 3.9") endif() cmake_policy(SET CMP0069 NEW) include(CheckIPOSupported) check_ipo_supported(RESULT CURL_HAS_LTO OUTPUT _lto_error LANGUAGES C) if(CURL_HAS_LTO) message(STATUS "LTO supported and enabled") else() message(FATAL_ERROR "LTO has been requested, but the compiler does not support it\n${_lto_error}") endif() endif() # Ugly (but functional) way to include "Makefile.inc" by transforming it # (= regenerate it). function(curl_transform_makefile_inc _input_file _output_file) file(READ ${_input_file} _makefile_inc_text) string(REPLACE "$(top_srcdir)" "\${PROJECT_SOURCE_DIR}" _makefile_inc_text ${_makefile_inc_text}) string(REPLACE "$(top_builddir)" "\${PROJECT_BINARY_DIR}" _makefile_inc_text ${_makefile_inc_text}) string(REGEX REPLACE "\\\\\n" "!π!α!" _makefile_inc_text ${_makefile_inc_text}) string(REGEX REPLACE "([a-zA-Z_][a-zA-Z0-9_]*)[\t ]*=[\t ]*([^\n]*)" "set(\\1 \\2)" _makefile_inc_text ${_makefile_inc_text}) string(REPLACE "!π!α!" "\n" _makefile_inc_text ${_makefile_inc_text}) # Replace $() with ${} string(REGEX REPLACE "\\$\\(([a-zA-Z_][a-zA-Z0-9_]*)\\)" "\${\\1}" _makefile_inc_text ${_makefile_inc_text}) # Replace @@ with ${}, even if that may not be read by CMake scripts. string(REGEX REPLACE "@([a-zA-Z_][a-zA-Z0-9_]*)@" "\${\\1}" _makefile_inc_text ${_makefile_inc_text}) file(WRITE ${_output_file} ${_makefile_inc_text}) set_property(DIRECTORY APPEND PROPERTY CMAKE_CONFIGURE_DEPENDS "${_input_file}") endfunction() include(GNUInstallDirs) set(_install_cmake_dir "${CMAKE_INSTALL_LIBDIR}/cmake/${PROJECT_NAME}") set(TARGETS_EXPORT_NAME "${PROJECT_NAME}Targets") set(_generated_dir "${CMAKE_CURRENT_BINARY_DIR}/generated") set(_project_config "${_generated_dir}/${PROJECT_NAME}Config.cmake") set(_version_config "${_generated_dir}/${PROJECT_NAME}ConfigVersion.cmake") option(BUILD_TESTING "Build tests" ON) if(BUILD_TESTING AND PERL_FOUND AND NOT CURL_DISABLE_TESTS) set(CURL_BUILD_TESTING ON) else() set(CURL_BUILD_TESTING OFF) endif() if(HAVE_MANUAL_TOOLS) set(CURL_MANPAGE "${PROJECT_BINARY_DIR}/docs/cmdline-opts/curl.1") set(CURL_ASCIIPAGE "${PROJECT_BINARY_DIR}/docs/cmdline-opts/curl.txt") add_subdirectory(docs) endif() add_subdirectory(lib) if(BUILD_CURL_EXE) add_subdirectory(src) endif() option(BUILD_EXAMPLES "Build libcurl examples" ON) if(BUILD_EXAMPLES) add_subdirectory(docs/examples) endif() if(CURL_BUILD_TESTING) add_subdirectory(tests) endif() # Helper to populate a list (_items) with a label when conditions # (the remaining args) are satisfied macro(curl_add_if _label) # Needs to be a macro to allow this indirection if(${ARGN}) set(_items ${_items} "${_label}") endif() endmacro() # NTLM support requires crypto functions from various SSL libs. # These conditions must match those in lib/curl_setup.h. if(NOT CURL_DISABLE_NTLM AND (USE_OPENSSL OR USE_MBEDTLS OR USE_GNUTLS OR USE_SECTRANSP OR USE_WIN32_CRYPTO OR (USE_WOLFSSL AND HAVE_WOLFSSL_DES_ECB_ENCRYPT))) set(_use_curl_ntlm_core ON) endif() # Clear list and try to detect available protocols set(_items "") curl_add_if("HTTP" NOT CURL_DISABLE_HTTP) curl_add_if("HTTPS" NOT CURL_DISABLE_HTTP AND _ssl_enabled) curl_add_if("FTP" NOT CURL_DISABLE_FTP) curl_add_if("FTPS" NOT CURL_DISABLE_FTP AND _ssl_enabled) curl_add_if("FILE" NOT CURL_DISABLE_FILE) curl_add_if("TELNET" NOT CURL_DISABLE_TELNET) curl_add_if("LDAP" NOT CURL_DISABLE_LDAP) # CURL_DISABLE_LDAP implies CURL_DISABLE_LDAPS curl_add_if("LDAPS" NOT CURL_DISABLE_LDAPS AND ((USE_OPENLDAP AND _ssl_enabled) OR (NOT USE_OPENLDAP AND HAVE_LDAP_SSL))) curl_add_if("DICT" NOT CURL_DISABLE_DICT) curl_add_if("TFTP" NOT CURL_DISABLE_TFTP) curl_add_if("GOPHER" NOT CURL_DISABLE_GOPHER) curl_add_if("GOPHERS" NOT CURL_DISABLE_GOPHER AND _ssl_enabled) curl_add_if("POP3" NOT CURL_DISABLE_POP3) curl_add_if("POP3S" NOT CURL_DISABLE_POP3 AND _ssl_enabled) curl_add_if("IMAP" NOT CURL_DISABLE_IMAP) curl_add_if("IMAPS" NOT CURL_DISABLE_IMAP AND _ssl_enabled) curl_add_if("SMB" NOT CURL_DISABLE_SMB AND _use_curl_ntlm_core AND (SIZEOF_CURL_OFF_T GREATER 4)) curl_add_if("SMBS" NOT CURL_DISABLE_SMB AND _ssl_enabled AND _use_curl_ntlm_core AND (SIZEOF_CURL_OFF_T GREATER 4)) curl_add_if("SMTP" NOT CURL_DISABLE_SMTP) curl_add_if("SMTPS" NOT CURL_DISABLE_SMTP AND _ssl_enabled) curl_add_if("SCP" USE_LIBSSH2 OR USE_LIBSSH OR USE_WOLFSSH) curl_add_if("SFTP" USE_LIBSSH2 OR USE_LIBSSH OR USE_WOLFSSH) curl_add_if("IPFS" NOT CURL_DISABLE_IPFS) curl_add_if("IPNS" NOT CURL_DISABLE_IPFS) curl_add_if("RTSP" NOT CURL_DISABLE_RTSP) curl_add_if("RTMP" USE_LIBRTMP) curl_add_if("MQTT" NOT CURL_DISABLE_MQTT) curl_add_if("WS" NOT CURL_DISABLE_WEBSOCKETS) curl_add_if("WSS" NOT CURL_DISABLE_WEBSOCKETS AND _ssl_enabled) if(_items) list(SORT _items) endif() string(REPLACE ";" " " SUPPORT_PROTOCOLS "${_items}") string(TOLOWER "${SUPPORT_PROTOCOLS}" _support_protocols_lower) message(STATUS "Protocols: ${_support_protocols_lower}") # Clear list and try to detect available features set(_items "") curl_add_if("SSL" _ssl_enabled) curl_add_if("IPv6" ENABLE_IPV6) curl_add_if("UnixSockets" USE_UNIX_SOCKETS) curl_add_if("libz" HAVE_LIBZ) curl_add_if("brotli" HAVE_BROTLI) curl_add_if("gsasl" USE_GSASL) curl_add_if("zstd" HAVE_ZSTD) curl_add_if("AsynchDNS" USE_ARES OR USE_THREADS_POSIX OR USE_THREADS_WIN32) curl_add_if("IDN" (HAVE_LIBIDN2 AND HAVE_IDN2_H) OR USE_WIN32_IDN OR USE_APPLE_IDN) curl_add_if("Largefile" (SIZEOF_CURL_OFF_T GREATER 4) AND ((SIZEOF_OFF_T GREATER 4) OR USE_WIN32_LARGE_FILES)) curl_add_if("SSPI" USE_WINDOWS_SSPI) curl_add_if("GSS-API" HAVE_GSSAPI) curl_add_if("alt-svc" NOT CURL_DISABLE_ALTSVC) curl_add_if("HSTS" NOT CURL_DISABLE_HSTS) curl_add_if("SPNEGO" NOT CURL_DISABLE_NEGOTIATE_AUTH AND (HAVE_GSSAPI OR USE_WINDOWS_SSPI)) curl_add_if("Kerberos" NOT CURL_DISABLE_KERBEROS_AUTH AND (HAVE_GSSAPI OR USE_WINDOWS_SSPI)) curl_add_if("NTLM" NOT (CURL_DISABLE_NTLM) AND (_use_curl_ntlm_core OR USE_WINDOWS_SSPI)) curl_add_if("TLS-SRP" USE_TLS_SRP) curl_add_if("HTTP2" USE_NGHTTP2) curl_add_if("HTTP3" USE_NGTCP2 OR USE_QUICHE OR USE_MSH3 OR USE_OPENSSL_QUIC) curl_add_if("MultiSSL" CURL_WITH_MULTI_SSL) curl_add_if("HTTPS-proxy" _ssl_enabled AND (USE_OPENSSL OR USE_GNUTLS OR USE_SCHANNEL OR USE_RUSTLS OR USE_BEARSSL OR USE_MBEDTLS OR USE_SECTRANSP OR (USE_WOLFSSL AND HAVE_WOLFSSL_BIO))) curl_add_if("Unicode" ENABLE_UNICODE) curl_add_if("threadsafe" HAVE_ATOMIC OR (USE_THREADS_POSIX AND HAVE_PTHREAD_H) OR (WIN32 AND HAVE_WIN32_WINNT GREATER_EQUAL 0x0600)) curl_add_if("Debug" ENABLE_DEBUG) curl_add_if("TrackMemory" ENABLE_CURLDEBUG) curl_add_if("ECH" _ssl_enabled AND HAVE_ECH) curl_add_if("PSL" USE_LIBPSL) curl_add_if("CAcert" CURL_CA_EMBED_SET) if(_items) if(NOT CMAKE_VERSION VERSION_LESS 3.13) list(SORT _items CASE INSENSITIVE) else() list(SORT _items) endif() endif() string(REPLACE ";" " " SUPPORT_FEATURES "${_items}") message(STATUS "Features: ${SUPPORT_FEATURES}") # Clear list and collect SSL backends set(_items "") curl_add_if("Schannel" _ssl_enabled AND USE_SCHANNEL) curl_add_if("${_openssl}" _ssl_enabled AND USE_OPENSSL AND OPENSSL_VERSION VERSION_LESS 3.0.0) curl_add_if("${_openssl} v3+" _ssl_enabled AND USE_OPENSSL AND NOT OPENSSL_VERSION VERSION_LESS 3.0.0) curl_add_if("Secure Transport" _ssl_enabled AND USE_SECTRANSP) curl_add_if("mbedTLS" _ssl_enabled AND USE_MBEDTLS) curl_add_if("BearSSL" _ssl_enabled AND USE_BEARSSL) curl_add_if("wolfSSL" _ssl_enabled AND USE_WOLFSSL) curl_add_if("GnuTLS" _ssl_enabled AND USE_GNUTLS) curl_add_if("rustls" _ssl_enabled AND USE_RUSTLS) if(_items) if(NOT CMAKE_VERSION VERSION_LESS 3.13) list(SORT _items CASE INSENSITIVE) else() list(SORT _items) endif() endif() string(REPLACE ";" " " SSL_BACKENDS "${_items}") message(STATUS "Enabled SSL backends: ${SSL_BACKENDS}") if(CURL_DEFAULT_SSL_BACKEND) message(STATUS "Default SSL backend: ${CURL_DEFAULT_SSL_BACKEND}") endif() if(NOT CURL_DISABLE_INSTALL) # curl-config needs the following options to be set. set(CC "${CMAKE_C_COMPILER}") # TODO: probably put a -D... options here? set(CONFIGURE_OPTIONS "") set(CURLVERSION "${_curl_version}") set(VERSIONNUM "${_curl_version_num}") set(prefix "${CMAKE_INSTALL_PREFIX}") set(exec_prefix "\${prefix}") if(IS_ABSOLUTE ${CMAKE_INSTALL_INCLUDEDIR}) set(includedir "${CMAKE_INSTALL_INCLUDEDIR}") else() set(includedir "\${prefix}/${CMAKE_INSTALL_INCLUDEDIR}") endif() if(IS_ABSOLUTE ${CMAKE_INSTALL_LIBDIR}) set(libdir "${CMAKE_INSTALL_LIBDIR}") else() set(libdir "\${exec_prefix}/${CMAKE_INSTALL_LIBDIR}") endif() # "a" (Linux) or "lib" (Windows) string(REPLACE "." "" libext "${CMAKE_STATIC_LIBRARY_SUFFIX}") set(_ldflags "") set(LIBCURL_PC_LIBS_PRIVATE "") # Filter CMAKE_SHARED_LINKER_FLAGS for libs and libpaths string(STRIP "${CMAKE_SHARED_LINKER_FLAGS}" _custom_ldflags) string(REGEX REPLACE " +-([^ \\t;]*)" ";-\\1" _custom_ldflags "${_custom_ldflags}") set(_custom_libs "") set(_custom_libdirs "") foreach(_flag IN LISTS _custom_ldflags) if(_flag MATCHES "^-l") string(REGEX REPLACE "^-l" "" _flag "${_flag}") list(APPEND _custom_libs "${_flag}") elseif(_flag MATCHES "^-framework|^-F") list(APPEND _custom_libs "${_flag}") elseif(_flag MATCHES "^-L") string(REGEX REPLACE "^-L" "" _flag "${_flag}") list(APPEND _custom_libdirs "${_flag}") elseif(_flag MATCHES "^--library-path=") string(REGEX REPLACE "^--library-path=" "" _flag "${_flag}") list(APPEND _custom_libdirs "${_flag}") endif() endforeach() # Avoid getting unnecessary -L options for known system directories. set(_sys_libdirs "") foreach(_libdir IN LISTS CMAKE_SYSTEM_PREFIX_PATH) if(_libdir MATCHES "/$") set(_libdir "${_libdir}lib") else() set(_libdir "${_libdir}/lib") endif() if(IS_DIRECTORY "${_libdir}") list(APPEND _sys_libdirs "${_libdir}") endif() if(DEFINED CMAKE_LIBRARY_ARCHITECTURE) set(_libdir "${_libdir}/${CMAKE_LIBRARY_ARCHITECTURE}") if(IS_DIRECTORY "${_libdir}") list(APPEND _sys_libdirs "${_libdir}") endif() endif() endforeach() foreach(_libdir IN LISTS _custom_libdirs CURL_LIBDIRS) list(FIND _sys_libdirs "${_libdir}" _libdir_index) if(_libdir_index LESS 0) list(APPEND _ldflags "-L${_libdir}") endif() endforeach() set(_implicit_libs "") if(NOT MINGW AND NOT UNIX) set(_implicit_libs ${CMAKE_C_IMPLICIT_LINK_LIBRARIES}) endif() foreach(_lib IN LISTS _implicit_libs _custom_libs CURL_LIBS) if(TARGET "${_lib}") set(_libname "${_lib}") get_target_property(_imported "${_libname}" IMPORTED) if(NOT _imported) # Reading the LOCATION property on non-imported target will error out. # Assume the user will not need this information in the .pc file. continue() endif() get_target_property(_lib "${_libname}" LOCATION) if(NOT _lib) message(WARNING "Bad lib in library list: ${_libname}") continue() endif() endif() if(_lib MATCHES "^-") # '-framework ' list(APPEND _ldflags "${_lib}") elseif(_lib MATCHES "/") # This gets a bit more complex, because we want to specify the # directory separately, and only once per directory get_filename_component(_libdir ${_lib} DIRECTORY) get_filename_component(_libname ${_lib} NAME_WE) if(_libname MATCHES "^lib") list(FIND _sys_libdirs "${_libdir}" _libdir_index) if(_libdir_index LESS 0) list(APPEND _ldflags "-L${_libdir}") endif() string(REGEX REPLACE "^lib" "" _libname "${_libname}") list(APPEND LIBCURL_PC_LIBS_PRIVATE "-l${_libname}") else() list(APPEND LIBCURL_PC_LIBS_PRIVATE "${_lib}") endif() else() list(APPEND LIBCURL_PC_LIBS_PRIVATE "-l${_lib}") endif() endforeach() if(LIBCURL_PC_REQUIRES_PRIVATE) string(REPLACE ";" "," LIBCURL_PC_REQUIRES_PRIVATE "${LIBCURL_PC_REQUIRES_PRIVATE}") endif() if(LIBCURL_PC_LIBS_PRIVATE) string(REPLACE ";" " " LIBCURL_PC_LIBS_PRIVATE "${LIBCURL_PC_LIBS_PRIVATE}") endif() if(_ldflags) list(REMOVE_DUPLICATES _ldflags) string(REPLACE ";" " " _ldflags "${_ldflags}") set(LIBCURL_PC_LDFLAGS_PRIVATE "${_ldflags}") string(STRIP "${LIBCURL_PC_LDFLAGS_PRIVATE}" LIBCURL_PC_LDFLAGS_PRIVATE) else() set(LIBCURL_PC_LDFLAGS_PRIVATE "") endif() set(LIBCURL_PC_CFLAGS_PRIVATE "-DCURL_STATICLIB") # Merge pkg-config private fields into public ones when static-only if(BUILD_SHARED_LIBS) set(ENABLE_SHARED "yes") set(LIBCURL_PC_REQUIRES "") set(LIBCURL_PC_LIBS "") set(LIBCURL_PC_CFLAGS "") else() set(ENABLE_SHARED "no") set(LIBCURL_PC_REQUIRES "${LIBCURL_PC_REQUIRES_PRIVATE}") set(LIBCURL_PC_LIBS "${LIBCURL_PC_LIBS_PRIVATE}") set(LIBCURL_PC_CFLAGS "${LIBCURL_PC_CFLAGS_PRIVATE}") endif() if(BUILD_STATIC_LIBS) set(ENABLE_STATIC "yes") else() set(ENABLE_STATIC "no") endif() # Generate a "curl-config" matching this config. # Consumed variables: # CC # CONFIGURE_OPTIONS # CURLVERSION # CURL_CA_BUNDLE # ENABLE_SHARED # ENABLE_STATIC # exec_prefix # includedir # LIBCURL_PC_CFLAGS # LIBCURL_PC_LDFLAGS_PRIVATE # LIBCURL_PC_LIBS_PRIVATE # libdir # libext # prefix # SSL_BACKENDS # SUPPORT_FEATURES # SUPPORT_PROTOCOLS # VERSIONNUM configure_file( "${PROJECT_SOURCE_DIR}/curl-config.in" "${PROJECT_BINARY_DIR}/curl-config" @ONLY) install(FILES "${PROJECT_BINARY_DIR}/curl-config" DESTINATION ${CMAKE_INSTALL_BINDIR} PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE) # Generate a pkg-config file matching this config. # Consumed variables: # CURLVERSION # exec_prefix # includedir # LIBCURL_PC_CFLAGS # LIBCURL_PC_CFLAGS_PRIVATE # LIBCURL_PC_LDFLAGS_PRIVATE # LIBCURL_PC_LIBS # LIBCURL_PC_LIBS_PRIVATE # LIBCURL_PC_REQUIRES # LIBCURL_PC_REQUIRES_PRIVATE # libdir # prefix # SUPPORT_FEATURES # SUPPORT_PROTOCOLS # Documentation: # https://people.freedesktop.org/~dbn/pkg-config-guide.html # https://manpages.debian.org/unstable/pkgconf/pkg-config.1.en.html # https://manpages.debian.org/unstable/pkg-config/pkg-config.1.en.html # https://www.msys2.org/docs/pkgconfig/ configure_file( "${PROJECT_SOURCE_DIR}/libcurl.pc.in" "${PROJECT_BINARY_DIR}/libcurl.pc" @ONLY) install(FILES "${PROJECT_BINARY_DIR}/libcurl.pc" DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig") # Install headers install(DIRECTORY "${PROJECT_SOURCE_DIR}/include/curl" DESTINATION ${CMAKE_INSTALL_INCLUDEDIR} FILES_MATCHING PATTERN "*.h") include(CMakePackageConfigHelpers) write_basic_package_version_file( "${_version_config}" VERSION ${_curl_version} COMPATIBILITY SameMajorVersion) file(READ "${_version_config}" _generated_version_config) file(WRITE "${_version_config}" " if(NOT PACKAGE_FIND_VERSION_RANGE AND PACKAGE_FIND_VERSION_MAJOR STREQUAL \"7\") # Version 8 satisfies version 7... requirements set(PACKAGE_FIND_VERSION_MAJOR 8) set(PACKAGE_FIND_VERSION_COUNT 1) endif() ${_generated_version_config}") # Consumed custom variables: # LIB_SELECTED # TARGETS_EXPORT_NAME # USE_OPENSSL # HAVE_LIBZ configure_package_config_file("CMake/curl-config.cmake.in" "${_project_config}" INSTALL_DESTINATION ${_install_cmake_dir} PATH_VARS CMAKE_INSTALL_INCLUDEDIR) if(CURL_ENABLE_EXPORT_TARGET) install(EXPORT "${TARGETS_EXPORT_NAME}" NAMESPACE "${PROJECT_NAME}::" DESTINATION ${_install_cmake_dir}) endif() install(FILES ${_version_config} ${_project_config} DESTINATION ${_install_cmake_dir}) # Workaround for MSVS10 to avoid the Dialog Hell # FIXME: This could be removed with future version of CMake. if(MSVC_VERSION EQUAL 1600) set(_curl_sln_filename "${CMAKE_CURRENT_BINARY_DIR}/CURL.sln") if(EXISTS "${_curl_sln_filename}") file(APPEND "${_curl_sln_filename}" "\n# This should be regenerated!\n") endif() endif() if(NOT TARGET curl_uninstall) configure_file( "${CMAKE_CURRENT_SOURCE_DIR}/CMake/cmake_uninstall.cmake.in" "${CMAKE_CURRENT_BINARY_DIR}/CMake/cmake_uninstall.cmake" @ONLY) add_custom_target(curl_uninstall COMMAND ${CMAKE_COMMAND} -P "${CMAKE_CURRENT_BINARY_DIR}/CMake/cmake_uninstall.cmake") endif() install(FILES "${PROJECT_SOURCE_DIR}/scripts/mk-ca-bundle.pl" DESTINATION ${CMAKE_INSTALL_BINDIR} PERMISSIONS OWNER_READ OWNER_WRITE OWNER_EXECUTE GROUP_READ GROUP_EXECUTE WORLD_READ WORLD_EXECUTE) # The `-DEV` part is important string(REGEX REPLACE "([0-9]+\.[0-9]+)\.([0-9]+.*)" "\\2" CPACK_PACKAGE_VERSION_PATCH "${_curl_version}") set(CPACK_GENERATOR "TGZ") include(CPack) endif() # Save build info for test runner to pick up and log if(CMAKE_OSX_SYSROOT) set(_cmake_sysroot ${CMAKE_OSX_SYSROOT}) elseif(CMAKE_SYSROOT) set(_cmake_sysroot ${CMAKE_SYSROOT}) endif() set(_buildinfo "\ buildinfo.configure.tool: cmake buildinfo.configure.command: ${CMAKE_COMMAND} buildinfo.configure.version: ${CMAKE_VERSION} buildinfo.configure.args:${_cmake_args} buildinfo.configure.generator: ${CMAKE_GENERATOR} buildinfo.configure.make: ${CMAKE_MAKE_PROGRAM} buildinfo.host.cpu: ${CMAKE_HOST_SYSTEM_PROCESSOR} buildinfo.host.os: ${CMAKE_HOST_SYSTEM_NAME} buildinfo.target.cpu: ${CMAKE_SYSTEM_PROCESSOR} buildinfo.target.os: ${CMAKE_SYSTEM_NAME} buildinfo.target.flags:${_target_flags} buildinfo.compiler: ${CMAKE_C_COMPILER_ID} buildinfo.compiler.version: ${CMAKE_C_COMPILER_VERSION} buildinfo.sysroot: ${_cmake_sysroot} ") file(WRITE "${PROJECT_BINARY_DIR}/buildinfo.txt" "# This is a generated file. Do not edit.\n${_buildinfo}") if(NOT "$ENV{CURL_BUILDINFO}$ENV{CURL_CI}$ENV{CI}" STREQUAL "") message(STATUS "\n${_buildinfo}") endif()