Function AddDefinitions

Source/cmPackageInfoReader.cxx:371–408

using DefinitionsMap = std::map<std::string, DefinitionLanguageMap>;

void AddDefinitions(cmMakefile* makefile, cmTarget* target,
                    cm::string_view configuration,
                    DefinitionsMap const& definitions)
{
  for (auto const& di : definitions) {
    auto const& g = di.second.find("*"_s);
    if (g != di.second.end()) {
      std::string const& def = BuildDefinition(di.first, g->second);
      if (di.second.size() == 1) {
        // Only the non-language-specific definition exists.
        AddDefinition(makefile, target, configuration, def);
        continue;
      }

      // Create a genex to apply this definition to all languages except
      // those that override it.
      std::vector<cm::string_view> excludedLanguages;
      for (auto const& li : di.second) {
        if (li.first != "*"_s) {
          excludedLanguages.emplace_back(li.first);
        }
      }
      AddDefinition(makefile, target, configuration,
                    cmStrCat("$<$<NOT:$<COMPILE_LANGUAGE:"_s,
                             cmJoin(excludedLanguages, ","_s), ">>:"_s, def,
                             '>'));
    }

    // Add language-specific definitions.
    for (auto const& li : di.second) {
      if (li.first != "*"_s) {
        AddDefinition(makefile, target, configuration,
                      cmStrCat("$<$<COMPILE_LANGUAGE:"_s, li.first, ">:"_s,
                               BuildDefinition(di.first, li.second), '>'));
      }
    }
  }
}

cm::optional<cmPackageInfoReader::Pep440Version> ParseSimpleVersion(
  std::string const& version)