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Diffstat (limited to 'src/google/protobuf/compiler/cpp/cpp_enum.cc')
-rw-r--r--src/google/protobuf/compiler/cpp/cpp_enum.cc14
1 files changed, 12 insertions, 2 deletions
diff --git a/src/google/protobuf/compiler/cpp/cpp_enum.cc b/src/google/protobuf/compiler/cpp/cpp_enum.cc
index 3eb20ab1..70d3a600 100644
--- a/src/google/protobuf/compiler/cpp/cpp_enum.cc
+++ b/src/google/protobuf/compiler/cpp/cpp_enum.cc
@@ -70,12 +70,23 @@ EnumGenerator::EnumGenerator(const EnumDescriptor* descriptor,
EnumGenerator::~EnumGenerator() {}
+void EnumGenerator::GenerateForwardDeclaration(io::Printer* printer) {
+ if (!options_.proto_h) {
+ return;
+ }
+ map<string, string> vars;
+ vars["classname"] = classname_;
+ printer->Print(vars, "enum $classname$ : int;\n");
+ printer->Print(vars, "bool $classname$_IsValid(int value);\n");
+}
+
void EnumGenerator::GenerateDefinition(io::Printer* printer) {
map<string, string> vars;
vars["classname"] = classname_;
vars["short_name"] = descriptor_->name();
+ vars["enumbase"] = classname_ + (options_.proto_h ? " : int" : "");
- printer->Print(vars, "enum $classname$ {\n");
+ printer->Print(vars, "enum $enumbase$ {\n");
printer->Indent();
const EnumValueDescriptor* min_value = descriptor_->value(0);
@@ -90,7 +101,6 @@ void EnumGenerator::GenerateDefinition(io::Printer* printer) {
vars["prefix"] = (descriptor_->containing_type() == NULL) ?
"" : classname_ + "_";
-
if (i > 0) printer->Print(",\n");
printer->Print(vars, "$prefix$$name$ = $number$");