contrib/llvm/lib/DebugInfo/PDB/PDBSymbolCompiland.cpp

   1 //===- PDBSymbolCompiland.cpp - compiland details --------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
  11 #include "llvm/DebugInfo/PDB/PDBSymbolCompilandEnv.h"
  12
  13 #include "llvm/DebugInfo/PDB/PDBSymDumper.h"
  14
  15 #include <utility>
  16
  17 using namespace llvm;
  18 using namespace llvm::pdb;
  19
  20 PDBSymbolCompiland::PDBSymbolCompiland(const IPDBSession &PDBSession,
  21                                        std::unique_ptr<IPDBRawSymbol> Symbol)
  22     : PDBSymbol(PDBSession, std::move(Symbol)) {
  23   assert(RawSymbol->getSymTag() == PDB_SymType::Compiland);
  24 }
  25
  26 void PDBSymbolCompiland::dump(PDBSymDumper &Dumper) const {
  27   Dumper.dump(*this);
  28 }
  29
  30 std::string PDBSymbolCompiland::getSourceFileName() const
  31 {
  32     std::string Result = RawSymbol->getSourceFileName();
  33     if (!Result.empty())
  34         return Result;
  35     auto Envs = findAllChildren<PDBSymbolCompilandEnv>();
  36     if (!Envs)
  37         return std::string();
  38     while (auto Env = Envs->getNext()) {
  39         std::string Var = Env->getName();
  40         if (Var != "src")
  41             continue;
  42         std::string Value = Env->getValue();
  43         return Value;
  44     }
  45     return std::string();
  46 }