diff options
Diffstat (limited to 'third_party/nix/src/libmain/common-args.cc')
-rw-r--r-- | third_party/nix/src/libmain/common-args.cc | 97 |
1 files changed, 48 insertions, 49 deletions
diff --git a/third_party/nix/src/libmain/common-args.cc b/third_party/nix/src/libmain/common-args.cc index 9e1d7cee60e6..e4c7c6daf6a5 100644 --- a/third_party/nix/src/libmain/common-args.cc +++ b/third_party/nix/src/libmain/common-args.cc @@ -3,54 +3,53 @@ namespace nix { -MixCommonArgs::MixCommonArgs(const string & programName) - : programName(programName) -{ - mkFlag() - .longName("verbose") - .shortName('v') - .description("increase verbosity level") - .handler([]() { verbosity = (Verbosity) (verbosity + 1); }); - - mkFlag() - .longName("quiet") - .description("decrease verbosity level") - .handler([]() { verbosity = verbosity > lvlError ? (Verbosity) (verbosity - 1) : lvlError; }); - - mkFlag() - .longName("debug") - .description("enable debug output") - .handler([]() { verbosity = lvlDebug; }); - - mkFlag() - .longName("option") - .labels({"name", "value"}) - .description("set a Nix configuration option (overriding nix.conf)") - .arity(2) - .handler([](std::vector<std::string> ss) { - try { - globalConfig.set(ss[0], ss[1]); - } catch (UsageError & e) { - warn(e.what()); - } - }); - - mkFlag() - .longName("max-jobs") - .shortName('j') - .label("jobs") - .description("maximum number of parallel builds") - .handler([=](std::string s) { - settings.set("max-jobs", s); - }); - - std::string cat = "config"; - globalConfig.convertToArgs(*this, cat); - - // Backward compatibility hack: nix-env already had a --system flag. - if (programName == "nix-env") longFlags.erase("system"); - - hiddenCategories.insert(cat); +MixCommonArgs::MixCommonArgs(const string& programName) + : programName(programName) { + mkFlag() + .longName("verbose") + .shortName('v') + .description("increase verbosity level") + .handler([]() { verbosity = (Verbosity)(verbosity + 1); }); + + mkFlag() + .longName("quiet") + .description("decrease verbosity level") + .handler([]() { + verbosity = + verbosity > lvlError ? (Verbosity)(verbosity - 1) : lvlError; + }); + + mkFlag().longName("debug").description("enable debug output").handler([]() { + verbosity = lvlDebug; + }); + + mkFlag() + .longName("option") + .labels({"name", "value"}) + .description("set a Nix configuration option (overriding nix.conf)") + .arity(2) + .handler([](std::vector<std::string> ss) { + try { + globalConfig.set(ss[0], ss[1]); + } catch (UsageError& e) { + warn(e.what()); + } + }); + + mkFlag() + .longName("max-jobs") + .shortName('j') + .label("jobs") + .description("maximum number of parallel builds") + .handler([=](std::string s) { settings.set("max-jobs", s); }); + + std::string cat = "config"; + globalConfig.convertToArgs(*this, cat); + + // Backward compatibility hack: nix-env already had a --system flag. + if (programName == "nix-env") longFlags.erase("system"); + + hiddenCategories.insert(cat); } -} +} // namespace nix |