Hi Phillip,
On Thu, 9 Aug 2018, Phillip Wood wrote:
> On 09/08/18 10:22, Johannes Schindelin wrote:
> >
> > On Mon, 6 Aug 2018, Phillip Wood wrote:
> >
> >> On 06/08/18 10:52, Johannes Schindelin via GitGitGadget wrote:
> >>>
> >>> + else if (is_fixup(command)) {
> >>> + insert = i + 1;
> >>> + continue;
> >>> + }
> >>> + strbuf_insert(buf,
> >>> + todo_list.items[insert].offset_in_buf +
> >>> + offset, commands, commands_len);
> >>> offset += commands_len;
> >>> + insert = -1;
> >>> }
> >>> - first = 0;
> >>> +
> >>> + if (command == TODO_PICK || command == TODO_MERGE)
> >>> + insert = i + 1;
> >>> }
> >>>
> >>> /* append final <commands> */
> >>> - strbuf_add(buf, commands, commands_len);
> >>> + if (insert >= 0 || !offset)
> >>> + strbuf_add(buf, commands, commands_len);
> >>
> >> Having read your other message about this patch I think if you wanted to
> >> fix
> >> the position of the final exec in the case where the todo list ends with a
> >> comment you could do something like
> >>
> >> if (insert >= 0)
> >> strbuf_insert(buf,
> >> todo_list.items[insert].offset_in_buf +
> >> offset, commands, commands_len);
> >> else
> >> strbuf_add(buf, commands, commands_len);
> >
> > That does not really work, as `insert` can point *after* the last line, in
> > which case `todo_list.items[insert]` is undefined (and in the worst case,
> > causes a segmentation fault).
>
> Ah, I'd missed that, does changing the conditions to
> if (insert >= 0 && insert < todo.list_nr) and
> else if (insert >=0 || !offset) work?
That's pretty exactly what I did ;-)
Ciao,
Dscho
