gentoo-overlay/dev-ros/rviz/files/yamlcpp.patch

Index: rviz-1.14.8/src/rviz/CMakeLists.txt
===================================================================
--- rviz-1.14.8.orig/src/rviz/CMakeLists.txt
+++ rviz-1.14.8/src/rviz/CMakeLists.txt
@@ -1,4 +1,8 @@
-find_package(yaml-cpp REQUIRED)
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(YAML_CPP yaml-cpp)
+if(NOT YAML_CPP_FOUND)
+  find_package(yaml-cpp REQUIRED)
+endif()
 
 include_directories(${YAML_CPP_INCLUDE_DIR})