[GRASS-dev] clean_temp rewritten

[Hamish]

Glynn's comment to Markus:
> > Changing the code to use G_asprintf() instead is one alternative
> > (although G_asprintf() uses a temporary file on systems which lack
> > asprintf()).


I've disliked G_asprintf() due to this inefficiency, but last month
Glynn noted that most file systems won't bother to write to disk if
the file is removed before the disk buffer is flushed, so maybe it isn't
so bad.


Hamish