* new/virtual-target.jam
(subvariant-dg.implicit-includes): New method.
(subvariant-dg.__init__): Check for <implcit-dependency>, not all
dependency features.
* new/builtin.jam
(compile-action.adjust-properties): Call 'implicit-includes'.
[SVN r20174]
unconditionally.
* new/builtin.jam
(linking-generator.run): New rule. Sets dependency on <library>
properties.
* new/generators.jam
(construct): Do not handle usage requirements. Do not handle
dependency features in any way.
* new/targets.jam
(main-target.generate-really): Don't create/set subvariant-dg.
(basic-target.generate): Collect usage requirements. Create/set
subvariant-dg.
* new/virtual-target.jam
(subvariant-dg): Take actual build properties together with
requested ones.
[SVN r17813]
targets are specified as sources, not only as dependency properties.
* new/virtual-target.jam (subvariant-dg): Note which sources
are roots of dependency grapgs and record those graphs.
[SVN r16095]
* builtin.jam (variant): New rule.
* build-system.jam: Unconditionally add <toolset>gcc to build
request. Will be fixed when toolset support is ready.
* feature.jam (extend-feature): Bugfix.
[SVN r15678]
* jam_src/builtins.c: New builtin SEARCH_FOR_TARGET.
* jam_src/rules.c
(bind_explicitly_located_targets): New function.
(search_for_target): New function.
* jam_src/make.c (make): Call 'bind_explicitly_located_targets()'
immediately on entering.
* jam_src/search.c (call_bind_rule): No longer 'static'.
* new/builtin.jam (c-scanner.process): Real implementation.
* test/dependency_test.py: Really test for dependencies.
[SVN r15646]
* virtual-target.jam (traverse): New rule, returns a list of
targets, given the graph root.
(subvariant-dg): New class, to keep all targets for a given
subvariant.
(virtual-target.dg): New rule to access subvariant-dg.
(virtual-target.path): New rule
* targets.jam (main-target.generate): Assign subvariant dg to all
created targets.
* builtin.jam (compile-action.adjust-properties): Use subvariant
dg to find all targets, their location, and add those location
to include path.
[SVN r15619]
