Function HandleReadElfCommand

Source/cmFileCommand.cxx:1226–1285

}

bool HandleReadElfCommand(std::vector<std::string> const& args,
                          cmExecutionStatus& status)
{
  if (args.size() < 4) {
    status.SetError("READ_ELF must be called with at least three additional "
                    "arguments.");
    return false;
  }

  std::string const& fileNameArg = args[1];

  struct Arguments
  {
    std::string RPath;
    std::string RunPath;
    std::string Error;
  };

  static auto const parser = cmArgumentParser<Arguments>{}
                               .Bind("RPATH"_s, &Arguments::RPath)
                               .Bind("RUNPATH"_s, &Arguments::RunPath)
                               .Bind("CAPTURE_ERROR"_s, &Arguments::Error);
  Arguments const arguments = parser.Parse(cmMakeRange(args).advance(2),
                                           /*unparsedArguments=*/nullptr);

  if (!cmSystemTools::FileExists(fileNameArg, true)) {
    status.SetError(cmStrCat("READ_ELF given FILE \"", fileNameArg,
                             "\" that does not exist."));
    return false;
  }

  cmELF elf(fileNameArg.c_str());
  if (!elf) {
    if (arguments.Error.empty()) {
      status.SetError(cmStrCat("READ_ELF given FILE:\n  ", fileNameArg,
                               "\nthat is not a valid ELF file."));
      return false;
    }
    status.GetMakefile().AddDefinition(arguments.Error,
                                       "not a valid ELF file");
    return true;
  }

  if (!arguments.RPath.empty()) {
    if (cmELF::StringEntry const* se_rpath = elf.GetRPath()) {
      std::string rpath(se_rpath->Value);
      std::replace(rpath.begin(), rpath.end(), ':', ';');
      status.GetMakefile().AddDefinition(arguments.RPath, rpath);
    }
  }
  if (!arguments.RunPath.empty()) {
    if (cmELF::StringEntry const* se_runpath = elf.GetRunPath()) {
      std::string runpath(se_runpath->Value);
      std::replace(runpath.begin(), runpath.end(), ':', ';');
      status.GetMakefile().AddDefinition(arguments.RunPath, runpath);
    }
  }