Re: [PATCH 1/7] commit: provide a function to find a header in a buffer

> > +               if (line == eol)
> > +                       return NULL;
> > +               next = *eol ? eol + 1 : NULL;
> > +
> > +               if (eol - line > key_len &&
> > +                   !strncmp(line, key, key_len) &&
> > +                   line[key_len] == ' ') {
> > +                       *out_len = eol - line - key_len - 1;
> > +                       return line + key_len + 1;
> > +               }
> > +               line = next;
> 
> This is already simplified from the original implementation in
> get_header(), but it can be simplified further by dropping 'next',
> which is not otherwise used, and assigning 'line' directly:
> 
>     line = *eol ? eol + 1 : NULL;