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authorMichael Maltese <michaeljosephmaltese@gmail.com>2017-02-20 16:33:53 -0800
committerPeter Wu <peter@lekensteyn.nl>2017-03-05 14:42:53 +0100
commit813263dc3a45a886d5bcb810555a4a32eb3a3f70 (patch)
tree1ef88921e732ce0329746dafcf83a3e6f998626b /CMakeLists.txt
parentc6a97466b9c24000321ac0bcc96cceabb71b47e7 (diff)
downloadcurl-813263dc3a45a886d5bcb810555a4a32eb3a3f70.tar.gz
CMake: Set at most one SSL library
Ref: https://github.com/curl/curl/pull/1228
Diffstat (limited to 'CMakeLists.txt')
-rw-r--r--CMakeLists.txt22
1 files changed, 16 insertions, 6 deletions
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)