Default YAML_BUILD_SHARED_LIBS to BUILD_SHARED_LIBS

🐛 Fixes #748 (#770)

CMakeLists.txt

@@ -12,17 +12,14 @@ find_program(YAML_CPP_CLANG_FORMAT_EXE NAMES clang-format)
 
 option(YAML_CPP_BUILD_CONTRIB "Enable yaml-cpp contrib in library" ON)
 option(YAML_CPP_BUILD_TOOLS "Enable parse tools" ON)
+option(YAML_BUILD_SHARED_LIBS "Build yaml-cpp shared library" ${BUILD_SHARED_LIBS})
 
 cmake_dependent_option(YAML_CPP_BUILD_TESTS
   "Enable yaml-cpp tests" ON
   "BUILD_TESTING;CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR" OFF)
 cmake_dependent_option(YAML_CPP_INSTALL
   "Enable generation of yaml-cpp install targets" ON
   "CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR" OFF)
-cmake_dependent_option(YAML_BUILD_SHARED_LIBS
-  "Build yaml-cpp shared library" OFF
-  "BUILD_SHARED_LIBS" OFF)
-
 cmake_dependent_option(YAML_MSVC_SHARED_RT
   "MSVC: Build yaml-cpp with shared runtime libs (/MD)" ON
   "MSVC" OFF)