Re: [PATCH 1/8] Use a clearer style to issue commands to remote helpers

[Daniel Barkalow <barkalow@iabervon.org>]

On Sun, 9 Aug 2009, Johannes Schindelin wrote:

> > +	strbuf_addstr(&buf, "capabilities\n");
> > +	write_in_full(helper->in, buf.buf, buf.len);
> > +	strbuf_reset(&buf);
> 
> Hmm.  I think you use the same paradigm three times.  Maybe it is time to 
> heed the DRY principle and introduce a helper function?
> 
> Maybe something like
> 
> void fprintf_in_full(struct strbuf *buf, int fd, const char *format, ...)
> {
> 	va_list ap;
> 
> 	va_start(ap, format);
> 	strbuf_reset(buf);
> 	strbuf_vaddf(buf, format, ap);
> 	write_in_full(fd, buf->buf, buf->len);
> 	va_end(ap);
> }
> 
> But I keep forgetting that there is no strbuf_vaddf() in 'next'... maybe 
> it is high time that I forget my promise and re-submit that series?

Yup, that's exactly what I started writing, until I ran into the lack of 
strbuf_vaddf() and remembered that there were portability issues I don't 
understand with copying va_lists.

	-Daniel
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