Method FindSourceGroup

Source/cmSourceGroup.cxx:166–187

* Find a source group whose regular expression matches the filename * part of the given source name. Search backward through the list of * source groups, and take the first matching group found. This way * non-inherited SOURCE_GROUP commands will have precedence over * inherited ones. */

 * inherited ones.
 */
cmSourceGroup* cmSourceGroup::FindSourceGroup(std::string const& source,
                                              SourceGroupVector const& groups)
{
  // First search for a group that lists the file explicitly.
  for (auto sg = groups.rbegin(); sg != groups.rend(); ++sg) {
    cmSourceGroup* result = (*sg)->MatchChildrenFiles(source);
    if (result) {
      return result;
    }
  }

  // Now search for a group whose regex matches the file.
  for (auto sg = groups.rbegin(); sg != groups.rend(); ++sg) {
    cmSourceGroup* result = (*sg)->MatchChildrenRegex(source);
    if (result) {
      return result;
    }
  }

  // Shouldn't get here, but just in case, return the default group.
  return groups.data()->get();
}

void cmSourceGroupFiles::Add(cmSourceGroup const* sg, cmSourceFile const* sf)
{