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(Named Features): Explain subfeatures better.

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Richard M. Stallman
2006-12-17 22:23:07 +00:00
parent e1f2af9cac
commit f690ec33f4
1 changed files with 8 additions and 2 deletions
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10
lispref/loading.texi
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@@ -726,8 +726,14 @@ The argument @var{feature} must be a symbol. @code{provide} returns
@var{feature}.
If provided, @var{subfeatures} should be a list of symbols indicating
a set of specific subfeatures provided by this version of @var{feature}.
You can test the presence of a subfeature using @code{featurep}.
a set of specific subfeatures provided by this version of
@var{feature}. You can test the presence of a subfeature using
@code{featurep}. The idea of subfeatures is that you use them when a
package (which is one @var{feature}) is complex enough to make it
useful to give names to various parts or functionalities of the
package, which might or might not be loaded, or might or might not be
present in a given version. @xref{Network Feature Testing}, for
an example.
@smallexample
features