GYP generator for GN

tools/gn/target_generator.cc

Index: tools/gn/target_generator.cc
diff --git a/tools/gn/target_generator.cc b/tools/gn/target_generator.cc
index f32245aa49dc010aa3d87804c4d5290f69acb82f..d5bcfe298c8779c32a980b2595ab98a11dfb803d 100644
--- a/tools/gn/target_generator.cc
+++ b/tools/gn/target_generator.cc
@@ -41,6 +41,7 @@ void TargetGenerator::Run() {
   FillDependentConfigs();
   FillData();
   FillDependencies();
+  FillGypFile();
 
   // To type-specific generation.
   DoRun();
@@ -178,6 +179,17 @@ void TargetGenerator::FillDependencies() {
   FillHardDep();
 }
 
+void TargetGenerator::FillGypFile() {
+  const Value* gyp_file_value = scope_->GetValue(variables::kGypFile, true);
+  if (!gyp_file_value)
+    return;
+  if (!gyp_file_value->VerifyTypeIs(Value::STRING, err_))
+    return;
+
+  target_->set_gyp_file(scope_->GetSourceDir().ResolveRelativeFile(
+      gyp_file_value->string_value()));
+}
+
 void TargetGenerator::FillHardDep() {
   const Value* hard_dep_value = scope_->GetValue(variables::kHardDep, true);
   if (!hard_dep_value)