breakpad/src/processor/simple_symbol_supplier.cc

// Copyright (c) 2006, Google Inc.
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// modification, are permitted provided that the following conditions are
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// simple_symbol_supplier.cc: A simple SymbolSupplier implementation
//
// See simple_symbol_supplier.h for documentation.
//
// Author: Mark Mentovai

#include "processor/simple_symbol_supplier.h"
#include "google_airbag/processor/code_module.h"
#include "processor/pathname_stripper.h"

namespace google_airbag {

string SimpleSymbolSupplier::GetSymbolFileAtPath(const CodeModule *module,
                                                 const string &root_path) {
  if (!module)
    return "";

  // Start with the base path.
  string path = root_path;

  // Append the debug (pdb) file name as a directory name.
  path.append("/");
  string debug_file_name = PathnameStripper::File(module->debug_file());
  if (debug_file_name.empty())
    return "";
  path.append(debug_file_name);

  // Append the identifier as a directory name.
  path.append("/");
  string identifier = module->debug_identifier();
  if (identifier.empty())
    return "";
  path.append(identifier);

  // Transform the debug file name into one ending in .sym.  If the existing
  // name ends in .pdb, strip the .pdb.  Otherwise, add .sym to the non-.pdb
  // name.
  path.append("/");
  string debug_file_extension =
      debug_file_name.substr(debug_file_name.size() - 4);
  transform(debug_file_extension.begin(), debug_file_extension.end(),
            debug_file_extension.begin(), tolower);
  if (debug_file_extension == ".pdb") {
    path.append(debug_file_name.substr(0, debug_file_name.size() - 4));
  } else {
    path.append(debug_file_name);
  }
  path.append(".sym");

  return path;
}

}  // namespace google_airbag