Function HandleIsPrefixCommand

Source/cmCMakePathCommand.cxx:842–883

}

bool HandleIsPrefixCommand(std::vector<std::string> const& args,
                           cmExecutionStatus& status)
{
  if (args.size() < 4 || args.size() > 5) {
    status.SetError("IS_PREFIX must be called with three or four arguments.");
    return false;
  }

  static NormalizeParser const parser;

  auto const arguments = parser.Parse(args);

  if (parser.GetInputs().size() != 2) {
    status.SetError("IS_PREFIX called with unexpected arguments.");
    return false;
  }

  std::string inputPath;
  if (!getInputPath(args[1], status, inputPath)) {
    return false;
  }

  auto const& input = parser.GetInputs().front();
  auto const& output = parser.GetInputs().back();

  if (output.empty()) {
    status.SetError("Invalid name for output variable.");
    return false;
  }

  bool isPrefix;
  if (arguments.Normalize) {
    isPrefix =
      cmCMakePath(inputPath).Normal().IsPrefix(cmCMakePath(input).Normal());
  } else {
    isPrefix = cmCMakePath(inputPath).IsPrefix(input);
  }

  status.GetMakefile().AddDefinitionBool(output, isPrefix);

  return true;
}

bool HandleHashCommand(std::vector<std::string> const& args,
                       cmExecutionStatus& status)