From 813263dc3a45a886d5bcb810555a4a32eb3a3f70 Mon Sep 17 00:00:00 2001 From: Michael Maltese Date: Mon, 20 Feb 2017 16:33:53 -0800 Subject: CMake: Set at most one SSL library Ref: https://github.com/curl/curl/pull/1228 --- CMakeLists.txt | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'CMakeLists.txt') diff --git a/CMakeLists.txt b/CMakeLists.txt index e548d81c0..8390c38c9 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -308,12 +308,22 @@ endif() option(CMAKE_USE_MBEDTLS "Enable mbedTLS for SSL/TLS" OFF) set(openssl_default ON) -if(WIN32) - set(openssl_default OFF) +if(WIN32 OR CMAKE_USE_DARWINSSL OR CMAKE_USE_WINSSL OR CMAKE_USE_MBEDTLS) + set(openssl_default OFF) endif() option(CMAKE_USE_OPENSSL "Use OpenSSL code. Experimental" ${openssl_default}) -if(CMAKE_USE_WINSSL AND NOT SSL_ENABLED) +collect_true(enabled_ssl_options enabled_ssl_options_count + CMAKE_USE_WINSSL + CMAKE_USE_DARWINSSL + CMAKE_USE_OPENSSL + CMAKE_USE_MBEDTLS +) +if(enabled_ssl_options_count GREATER 1) + message(FATAL_ERROR "Multiple SSL options specified: ${enabled_ssl_options}. Please pick at most one and disable the rest.") +endif() + +if(CMAKE_USE_WINSSL) set(SSL_ENABLED ON) set(USE_SCHANNEL ON) # Windows native SSL/TLS support set(USE_WINDOWS_SSPI ON) # CMAKE_USE_WINSSL implies CURL_WINDOWS_SSPI @@ -324,7 +334,7 @@ if(CURL_WINDOWS_SSPI) set(CMAKE_REQUIRED_DEFINITIONS "${CMAKE_REQUIRED_DEFINITIONS} -DSECURITY_WIN32") endif() -if(CMAKE_USE_DARWINSSL AND NOT SSL_ENABLED) +if(CMAKE_USE_DARWINSSL) find_library(COREFOUNDATION_FRAMEWORK "CoreFoundation") if(NOT COREFOUNDATION_FRAMEWORK) message(FATAL_ERROR "CoreFoundation framework not found") @@ -340,7 +350,7 @@ if(CMAKE_USE_DARWINSSL AND NOT SSL_ENABLED) list(APPEND CURL_LIBS "${COREFOUNDATION_FRAMEWORK}" "${SECURITY_FRAMEWORK}") endif() -if(CMAKE_USE_OPENSSL AND NOT SSL_ENABLED) +if(CMAKE_USE_OPENSSL) find_package(OpenSSL REQUIRED) set(SSL_ENABLED ON) set(USE_OPENSSL ON) @@ -363,7 +373,7 @@ if(CMAKE_USE_OPENSSL AND NOT SSL_ENABLED) check_symbol_exists(RAND_egd "${CURL_INCLUDES}" HAVE_RAND_EGD) endif() -if(CMAKE_USE_MBEDTLS AND NOT SSL_ENABLED) +if(CMAKE_USE_MBEDTLS) find_package(MbedTLS REQUIRED) set(SSL_ENABLED ON) set(USE_MBEDTLS ON) -- cgit v1.2.3