diff options
| -rw-r--r-- | CMake/Utilities.cmake | 13 | ||||
| -rw-r--r-- | CMakeLists.txt | 22 | ||||
| -rw-r--r-- | docs/INSTALL.cmake | 3 |
3 files changed, 31 insertions, 7 deletions
diff --git a/CMake/Utilities.cmake b/CMake/Utilities.cmake index 37cdfe3bf..8b6276df6 100644 --- a/CMake/Utilities.cmake +++ b/CMake/Utilities.cmake @@ -29,3 +29,16 @@ function(IN_STR_LIST LIST_NAME ITEM_SEARCHED RETVAL) set(${RETVAL} TRUE PARENT_SCOPE) endif() endfunction() + +# Returns a list of arguments that evaluate to true +function(collect_true output_var output_count_var) + set(${output_var}) + foreach(option_var IN LISTS ARGN) + if(${option_var}) + list(APPEND ${output_var} ${option_var}) + endif() + endforeach() + set(${output_var} ${${output_var}} PARENT_SCOPE) + list(LENGTH ${output_var} ${output_count_var}) + set(${output_count_var} ${${output_count_var}} PARENT_SCOPE) +endfunction() 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) diff --git a/docs/INSTALL.cmake b/docs/INSTALL.cmake index b2924e642..9c5c2d9f6 100644 --- a/docs/INSTALL.cmake +++ b/docs/INSTALL.cmake @@ -24,7 +24,8 @@ Current flaws in the curl CMake build Missing features in the cmake build: - Builds libcurl without large file support - - Can't select which SSL library to build with, only OpenSSL + - Does not support all SSL libraries (only OpenSSL, WinSSL, DarwinSSL, and + mbed TLS) - Doesn't build with SCP and SFTP support (libssh2) - Doesn't allow different resolver backends (no c-ares build support) - No RTMP support built |