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//===--- Module.h - Describe a module ---------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the Module class, which describes a module in the source
// code.
//
//===----------------------------------------------------------------------===//
#include "clang/Basic/Module.h"
#include "clang/Basic/FileManager.h"
#include "llvm/Support/raw_ostream.h"
using namespace clang;
Module::~Module() {
for (llvm::StringMap<Module *>::iterator I = SubModules.begin(),
IEnd = SubModules.end();
I != IEnd; ++I) {
delete I->getValue();
}
}
std::string Module::getFullModuleName() const {
llvm::SmallVector<StringRef, 2> Names;
// Build up the set of module names (from innermost to outermost).
for (const Module *M = this; M; M = M->Parent)
Names.push_back(M->Name);
std::string Result;
for (llvm::SmallVector<StringRef, 2>::reverse_iterator I = Names.rbegin(),
IEnd = Names.rend();
I != IEnd; ++I) {
if (!Result.empty())
Result += '.';
Result += *I;
}
return Result;
}
StringRef Module::getTopLevelModuleName() const {
const Module *Top = this;
while (Top->Parent)
Top = Top->Parent;
return Top->Name;
}
static void printModuleId(llvm::raw_ostream &OS, const ModuleId &Id) {
for (unsigned I = 0, N = Id.size(); I != N; ++I) {
if (I)
OS << ".";
OS << Id[I].first;
}
}
void Module::print(llvm::raw_ostream &OS, unsigned Indent) const {
OS.indent(Indent);
if (IsFramework)
OS << "framework ";
if (IsExplicit)
OS << "explicit ";
OS << "module " << Name << " {\n";
if (UmbrellaHeader) {
OS.indent(Indent + 2);
OS << "umbrella \"";
OS.write_escaped(UmbrellaHeader->getName());
OS << "\"\n";
}
for (unsigned I = 0, N = Headers.size(); I != N; ++I) {
OS.indent(Indent + 2);
OS << "header \"";
OS.write_escaped(Headers[I]->getName());
OS << "\"\n";
}
for (llvm::StringMap<Module *>::const_iterator MI = SubModules.begin(),
MIEnd = SubModules.end();
MI != MIEnd; ++MI)
MI->getValue()->print(OS, Indent + 2);
for (unsigned I = 0, N = Exports.size(); I != N; ++I) {
OS.indent(Indent + 2);
OS << "export " << Exports[I].getPointer()->getFullModuleName();
if (Exports[I].getInt())
OS << ".*";
OS << "\n";
}
for (unsigned I = 0, N = UnresolvedExports.size(); I != N; ++I) {
OS.indent(Indent + 2);
OS << "export ";
printModuleId(OS, UnresolvedExports[I].Id);
if (UnresolvedExports[I].Wildcard)
OS << ".*";
OS << "\n";
}
OS.indent(Indent);
OS << "}\n";
}
void Module::dump() const {
print(llvm::errs());
}
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