Re: Expose subprojects as special files to "git diff" machinery

> 
> 
> On Sun, 15 Apr 2007, Sam Ravnborg wrote:
> 
> > >  
> > > +static int diff_populate_gitlink(struct diff_filespec *s, int size_only)
> > > +{
> > > +	int len;
> > > +	char *data = xmalloc(100);
> > > +	len = snprintf(data, 100,
> > > +		"Subproject commit %s\n", sha1_to_hex(s->sha1));
> > 
> > In userland I would use a local variable for an array of the size of 100.
> > I would normally only allocate when we are say 5x bigger.
> 
> We're _returning_ the pointer to the caller, so no, we cannot use an 
> automatic array.