/usr/share/boost-build/src/tools/features
Edit: /usr/share/boost-build/src/tools/features/conditional-feature.jam (728B)
# Copyright 2017 Rene Rivera
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
import feature ;
#| tag::doc[]
[[bbv2.builtin.features.conditional]]`conditional`::
Used to introduce indirect conditional requirements. The value should have the
form:
+
----
@rulename
----
+
where _rulename_ should be a name of a rule with the following signature:
+
----
rule rulename ( properties * )
----
+
The rule will be called for each target with its properties and should return
any additional properties. See also section <
> for an example.
|# # end::doc[]
feature.feature conditional
:
: incidental free ;