diff options
Diffstat (limited to 'build/config/utility')
-rw-r--r-- | build/config/utility | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/build/config/utility b/build/config/utility index ece7a88..ee5f50b 100644 --- a/build/config/utility +++ b/build/config/utility @@ -83,13 +83,16 @@ namespace build return optional_absolute (root, var_pool.find (var)); } - // Check whether there are any variables specified from the - // config namespace. The idea is that we can check if there - // are any, say, config.install.* values. If there are none, - // then we can assume this functionality is not (yet) used - // and omit writing a whole bunch of NULL config.install.* - // values to the config.build file . We call it omitted/ - // delayed configuration. + // Check whether there are any variables specified from the config + // namespace. The idea is that we can check if there are any, say, + // config.install.* values. If there are none, then we can assume + // this functionality is not (yet) used and omit writing a whole + // bunch of NULL config.install.* values to the config.build file. + // We call it omitted/delayed configuration. + // + // Note that this function detects and ignores the special + // config.*.configured variable which may be used by a module to + // "remember" that it is unconfigured. // bool specified (scope& root, const std::string& ns); |