[antlr-interest] C++ file timestamps and makefiles

[Ric Klaren]

Hi,

On Thu, 16 Dec 2004 11:55:10 -0500, Bryan Ewbank <ewbank at gmail.com> wrote:
> I've noticed some strange behavior, and need confirmation.  It appears
> that ANTRL only creates C++ output files if the output file is
> different than the previously generated file.
> 
> For example, unless I add a new token, the *TokenTypes* files are not
> updated.  If I change the action associated with a rule, only the
> *.cpp file is changed - the *.hpp is unchanged.
> 
> Is this expected of ANTLR, or do I need to be looking elsewhere to
> figure out what is going on?

It's what I expect/made to prevent unnecessary rebuilds. E.g. if you
only change actions in a .g file only the .cpp file is touched. All
set up for minimal builds.

Cheers,

Ric


 
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