- Fix CMake export files (#1077)
  4aad2b1666a4742743b04e765a34742512915674

Index: yaml-cpp-config.cmake.in
--- yaml-cpp-config.cmake.in.orig
+++ yaml-cpp-config.cmake.in
@@ -3,12 +3,14 @@
 #  YAML_CPP_INCLUDE_DIR - include directory
 #  YAML_CPP_LIBRARIES    - libraries to link against
 
-# Compute paths
-get_filename_component(YAML_CPP_CMAKE_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
-set(YAML_CPP_INCLUDE_DIR "@CONFIG_INCLUDE_DIRS@")
+@PACKAGE_INIT@
 
+set_and_check(YAML_CPP_INCLUDE_DIR "@PACKAGE_CMAKE_INSTALL_INCLUDEDIR@")
+
 # Our library dependencies (contains definitions for IMPORTED targets)
-include("${YAML_CPP_CMAKE_DIR}/yaml-cpp-targets.cmake")
+include(@PACKAGE_CONFIG_EXPORT_DIR@/yaml-cpp-targets.cmake)
 
 # These are IMPORTED targets created by yaml-cpp-targets.cmake
 set(YAML_CPP_LIBRARIES "@EXPORT_TARGETS@")
+
+check_required_components(@EXPORT_TARGETS@)