Bump liberty, enable TLS SNI

Involves some rewrites to fit the new APIs.

SNI has been implemented Mostly just because we can, I don't think it's
widely in use and kike doesn't support this feature of the protocol either.

CMakeLists.txt

@@ -21,6 +21,9 @@ set (project_VERSION "${project_VERSION}.${project_VERSION_MINOR}")
 set (project_VERSION "${project_VERSION}.${project_VERSION_PATCH}")
 
 # Dependencies
+set (CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/liberty/cmake)
+include (AddThreads)
+
 find_package (Curses)
 find_package (PkgConfig REQUIRED)
 pkg_check_modules (libssl REQUIRED libssl libcrypto)
@@ -52,10 +55,9 @@ if (WITH_LUA)
 	link_directories (${lua_LIBRARY_DIRS})
 endif (WITH_LUA)
 
-# -lpthread is only there for debugging (gdb & errno)
 # -lrt is only for glibc < 2.17
 # -liconv may or may not be a part of libc
-foreach (extra iconv rt pthread)
+foreach (extra iconv rt)
 	find_library (extra_lib_${extra} ${extra})
 	if (extra_lib_${extra})
 		list (APPEND project_libraries ${extra})
@@ -114,24 +116,31 @@ set_source_files_properties (${PROJECT_BINARY_DIR}/kike-replies.c
 # Build
 add_executable (zyklonb zyklonb.c ${common_sources} ${common_headers})
 target_link_libraries (zyklonb ${project_libraries})
+add_threads (zyklonb)
 
 add_executable (degesch degesch.c kike-replies.c
 	${common_sources} ${common_headers})
 target_link_libraries (degesch ${project_libraries})
+add_threads (degesch)
 
 add_executable (kike kike.c kike-replies.c ${common_sources} ${common_headers})
 target_link_libraries (kike ${project_libraries})
+add_threads (kike)
 
 # Tests
 function (make_tests_for target_name)
 	get_target_property (sources   ${target_name} SOURCES)
 	get_target_property (libraries ${target_name} LINK_LIBRARIES)
+	get_target_property (options   ${target_name} COMPILE_OPTIONS)
 
 	set (test test-${target_name})
 	add_executable (${test} ${sources})
 	target_link_libraries (${test} ${libraries})
+	set_target_properties (${test} PROPERTIES
+		COMPILE_DEFINITIONS TESTING
+		COMPILE_OPTIONS ${options})
+
 	add_test (NAME ${test} COMMAND ${test})
-	set_target_properties (${test} PROPERTIES COMPILE_DEFINITIONS TESTING)
 endfunction (make_tests_for)
 
 include (CTest)