[sane-devel] Compiling: make doesn't do anything?

[Patrick Lessard]

Hi,

> -----Message d'origine-----
> De : sane-devel-bounces at lists.alioth.debian.org
> [mailto:sane-devel-bounces at lists.alioth.debian.org]De la part 
> de Henning
> Meier-Geinitz
> Envoyé : 24 octobre, 2005 13:47
> À : sane-devel at lists.alioth.debian.org
> Objet : Re: [sane-devel] Compiling: make doesn't do anything?
> 
> 
> Hi,
> 
> On Mon, Oct 24, 2005 at 01:28:34PM -0400, Patrick Lessard wrote:
> > 1- Everytime I do a modification on the .c file, when I do 
> make, it says,
> > nothing to do for 'all'? I have to do a make -B, but this recompile
> > everything and it's taking too long.
> 
> This happens if you change a .c file that is not a main file, i.e.
> that is included by some other C-file. There has been some discussion
> about this behaviout and possible solutions, but nobody has
> implemented anything yet. If you are interested, search the archive.
> The work around is to touch (or edit) the main file. E.g. if yo fiddle
> with gt69xx_devices.c, touch gt68xx.c and run "make".

ok got it.

> 
> > 2- Also, to test my modifications, I do a make install. 
> After that I start
> > xsane, but how can I make sure that xsane is really using 
> the new library?
> > Is there some cache somewhere that I should clear?
> 
> You could put a debug print in sane_init, e.g.
> 
> DBG(0, "This is actually Patrick Lessard's code\n");
> 
> and check if it's printed in the teminal you run xsane from.


Great idea, I'll do that.

> 
> > 3- Where do I enable/disable to logging when setting the 
> ENV Var of a
> > particular backend?
> 
> E.g. for the gt68xx backend, enter in a terminal window:
> 
> export SANE_DEBUG_GT68xx=255 (enables all debugging)
> xsane
> 

ok, but it says in the man page "If  the  library  was  compiled with debug
support enabled".

Where can I check this?

Thanks.

Patrick.


> Bye,
>   henning
> 
> -- 
> sane-devel mailing list: sane-devel at lists.alioth.debian.org
> http://lists.alioth.debian.org/mailman/listinfo/sane-devel
> Unsubscribe: Send mail with subject "unsubscribe your_password"
>              to sane-devel-request at lists.alioth.debian.org
>