Re: Mixing VariantDirs with "in-tree" build
pasdVn <[email protected]>
| Newsgroups | gmane.comp.programming.tools.scons.user |
|---|---|
| Message-ID | <[email protected]> |
Thanks for your quick reply! I thought that SCons is looking up a node via srcnode() and thus in the original location, if it is not found in the current variant dir, but obviously this is not the case here, because A/B/foo is a generate file (i.e. a target), right? Am 29. Januar 2019 00:51:33 MEZ schrieb Bill Deegan <[email protected]>: >See below > >On Mon, Jan 28, 2019 at 12:33 PM Tobias Herzog <[email protected]> wrote: > >> Hi scons users, >> >> consider the following demo project: >> >> +-SConsctuct >> +-A >> +-SConscript >> +-B >> +-SConscript >> +-foo.src >> >> >> With SConstruct: >> SConscript('A/B/SConscript') >> SConscript('A/SConscript', variant_dir='build', duplicate=0) >> >> A/SConscript: >> Command(source='B/foo', >> target='bar', >> action='cat $SOURCE > $TARGET') >> A/B/SConscript: >> Command(target='foo', >> source='foo.src', >> action='cat $SOURCE > $TARGET') >> >> >> No I do: >> > scons -Q --tree=all build/bar >> scons: *** [build/bar] Source `A/B/foo' not found, needed by target >> `build/bar'. >> +-build/bar >> +-A/B/foo >> +-/bin/cat >> >> and >> >scons -Q --tree=all A/B/foo >> cat A/B/foo.src > A/B/foo >> +-A/B/foo >> +-A/B/foo.src >> +-/bin/cat >> >> >> I know that this is a quite strage project setup, but nevertheless I >> would expect scons to detect the depencies correct. Is this a bug, or >> am I missing something? >> > >You're missing something. >By saying: > >SConscript('A/SConscript', variant_dir='build', duplicate=0) > >This is the same as: >VariantDir('build','A', duplicate=0) >SConscript('build/SConscript') > >So when you're asking for B/foo from that SConscript, you're actually >asking for build/B/foo. >If you changed it to "#/A/B/foo" it would work, or "../A/B/foo" > > > >> If I Return/Export the foo-node and use it in the Command in >> A/SConscript it works as intended. >> >> >> Thanks, >> Tobias >> >> _______________________________________________ >> Scons-users mailing list >> [email protected] >> https://pairlist4.pair.net/mailman/listinfo/scons-users >> _______________________________________________ Scons-users mailing list [email protected] https://pairlist4.pair.net/mailman/listinfo/scons-users