Re: **JUNK** Value/Alias Nodes default to up-to-date

What output do you see when you run your example?


On Sun, Jan 2, 2022 at 7:56 AM Brad Kraemer <[email protected]>
wrote:

> Hello,
>
> I filed a GitHub Issue <https://github.com/SCons/scons/issues/4079> and
> got bounced to this mailing list. So here we go again:
>
> Value/Alias nodes (as created by the Alias() and Value() functions/methods
> receptively) default to up-to-date.
>
> SCons 4.1.0
>
> Python 3.9
>
> Installed from nixpkgs (NixOS, $ nix-env -iA nixos.scons)
>
> Linux
>
> Reproduction (SConstruct):
>
> def print_target_1(target, source, env):
>    print("Target 1 built")
>
> def print_alias_1(target, source, env):
>    print("[I'm not getting called]")
>
> def print_alias_2(target, source, env):
>    print("I'm getting called because of AlwaysBuild() workaround")
>
> t1 = Command("t1", [], Action(print_target_1, cmdstr=None))
> Default(t1)
>
> v = Value("_")
> a1 = Alias("a1", v, Action(print_alias_1, cmdstr=None))
> a2 = Alias("a2", v, Action(print_alias_2, cmdstr=None))
> Depends(t1, a1)
> Depends(t1, a2)
>
> AlwaysBuild(a2)
>
>
> Invoke via executing '$ scons' from the directory where the above
> SConstruct file exists.
>
>
> Thanks,
>
> simplejack-src
>
>
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>

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