Fix ios build error when podfile generate_multiple_pod_projects=true and fabric is on.

Author: Kudo

React/React-RCTFabric.podspec

@@ -36,7 +36,7 @@ Pod::Spec.new do |s|
   s.compiler_flags         = folly_compiler_flags + ' ' + boost_compiler_flags
   s.header_dir             = "React"
   s.framework              = "JavaScriptCore"
-  s.pod_target_xcconfig    = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/boost\" \"$(PODS_ROOT)/DoubleConversion\" \"$(PODS_ROOT)/RCT-Folly\" \"$(PODS_ROOT)/Headers/Private/React-Core\" \"$(PODS_ROOT)/Headers/Public/React-Codegen\"" }
+  s.pod_target_xcconfig    = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/boost\" \"$(PODS_ROOT)/DoubleConversion\" \"$(PODS_ROOT)/RCT-Folly\" \"$(PODS_ROOT)/Headers/Private/React-Core\" \"$(PODS_ROOT)/Headers/Public/React-Codegen\" \"$(PODS_ROOT)/Headers/Private/Yoga/yoga\"" }
   s.xcconfig               = { "HEADER_SEARCH_PATHS" => "\"$(PODS_ROOT)/boost\" \"$(PODS_ROOT)/glog\" \"$(PODS_ROOT)/RCT-Folly\"", "CLANG_CXX_LANGUAGE_STANDARD" => "c++17",
                                "OTHER_CFLAGS" => "$(inherited) -DRN_FABRIC_ENABLED" + " " + folly_flags  }
 

ReactCommon/React-Fabric.podspec

@@ -218,7 +218,7 @@ Pod::Spec.new do |s|
       sss.source_files         = "react/renderer/components/view/**/*.{m,mm,cpp,h}"
       sss.exclude_files        = "react/renderer/components/view/tests"
       sss.header_dir           = "react/renderer/components/view"
-      sss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/RCT-Folly\"" }
+      sss.pod_target_xcconfig  = { "HEADER_SEARCH_PATHS" => "\"$(PODS_TARGET_SRCROOT)/ReactCommon\" \"$(PODS_ROOT)/RCT-Folly\" \"$(PODS_ROOT)/Headers/Private/Yoga/yoga\"" }
     end
   end
 

scripts/react_native_pods.rb

@@ -264,14 +264,14 @@ def modify_flags_for_new_architecture(installer, cpp_flags)
           config_file.save_as(xcconfig_path)
       end
   end
-  # Add RCT_NEW_ARCH_ENABLED to Pods project xcconfig
-  installer.pods_project.targets.each do |target|
-    # if target.name == 'React-Core'
-    if target.name == 'React-Core'
-      puts "#{target.name}"
-      target.build_configurations.each do |config|
-        config.build_settings['OTHER_CPLUSPLUSFLAGS'] = cpp_flags
-      end
+
+  # Add RCT_NEW_ARCH_ENABLED to generated pod target projects
+  installer.target_installation_results.pod_target_installation_results
+    .each do |pod_name, target_installation_result|
+    if pod_name == 'React-Core'
+        target_installation_result.native_target.build_configurations.each do |config|
+          config.build_settings['OTHER_CPLUSPLUSFLAGS'] = cpp_flags
+        end
     end
   end
 end
@@ -369,6 +369,7 @@ def get_react_codegen_spec(options={})
         "\"${PODS_ROOT}/Headers/Public/React-Codegen/react/renderer/components\"",
         "\"$(PODS_ROOT)/Headers/Private/React-Fabric\"",
         "\"$(PODS_ROOT)/Headers/Private/React-RCTFabric\"",
+        "\"$(PODS_ROOT)/Headers/Private/Yoga/yoga\"",
       ].join(' ')
     },
     'dependencies': {