Pod Post install hook to modify linker flags and framework search attributes

PodPostInstall.rb

post_install do |installer|
   installer.aggregate_targets.each do |aggregate_target|
      if aggregate_target.name == "YOUR_TARGET"
          aggregate_target.xcconfigs.each do |config_name, config_file|

             #Example to get and set attributes
             frameworkSearchPaths = config_file.attributes["FRAMEWORK_SEARCH_PATHS"]
             config_file.attributes["FRAMEWORK_SEARCH_PATHS[sdk=iphoneos*]"] = frameworkSearchPaths
              
             #Example to delete attributes
             config_file.attributes.delete("FRAMEWORK_SEARCH_PATHS")
             
             #Example to delete linker flags
             config_file.other_linker_flags.clear
              
             #Example to save changes
             xcconfig_path = aggregate_target.xcconfig_path(config_name)
             config_file.save_as(xcconfig_path)
        end
      end
   end
end