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b12a902687
* new/builtin.jam: Made 'toolset' and 'variant'
features symmentic. Document and fix the 'variant' rule.
* new/virtual-target.jam: Refactoring attempts. Split
virtual-target into virtual-target and derived from it
file-target. Eliminate some duplication in setting target
locations.
[SVN r16437]
63 lines
2.0 KiB
Plaintext
63 lines
2.0 KiB
Plaintext
# Copyright (C) Vladimir Prus 2002. Permission to copy, use, modify, sell and
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# distribute this software is granted provided this copyright notice appears in
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# all copies. This software is provided "as is" without express or implied
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# warranty, and with no claim as to its suitability for any purpose.
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# This module defines the 'prebuilt' rule, which allows to use targets
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# created outside of Boost.Build, or for which no source is available..
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import targets ;
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import class : class new ;
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import property ;
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import errors : error ;
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import type : type ;
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import regex ;
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rule prebuilt-target-class ( name : project : type file : requirements * : use-requirements * )
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{
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abstract-target.__init__ $(name) : $(project) ;
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self.type = $(type) ;
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self.file = $(file) ;
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self.requirements = $(requirements) ;
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self.use-requirements = $(use-requirements) ;
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rule generate ( properties * )
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{
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local pl = [ project.attribute $(self.project) location ] ;
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local path = [ path.root [ path.native $(self.file:D) ] $(pl) ] ;
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# CONSIDER: refine properties?
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local t = [ new file-target $(self.file:S=:D=) : $(self.type)
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: $(self.project) ] ;
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$(t).set-use-requirements $(self.use-requirements) ;
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$(t).set-path $(path) ;
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$(t).extra-grist [ property.as-path $(self.requirements) ] ;
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$(t).suffix [ MATCH .(.*) : $(self.file:S) ] ;
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return $(t) ;
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}
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rule requirements ( )
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{
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return $(self.requirements) ;
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}
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}
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class prebuilt-target-class : abstract-target ;
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rule prebuilt ( type target-name : file : requirements * : use-requirements * )
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{
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local project = [ CALLER_MODULE ] ;
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targets.main-target-alternative
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[ new prebuilt-target-class $(target-name) : $(project) :
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$(type) $(file)
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: [ targets.main-target-requirements $(requirements) : $(project) ]
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: [ targets.main-target-use-requirements $(use-requirements) : $(project) ]
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] ;
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}
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IMPORT $(__name__) : prebuilt : : prebuilt ;
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