On Mon, Oct 1, 2018 at 4:57 AM Luc Michel <luc.mic...@greensocs.com> wrote:
>
> Change the sC packet handling to support the multiprocess extension.
> Instead of returning the first thread, we return the first thread of the
> current process.
>
> Signed-off-by: Luc Michel <luc.mic...@greensocs.com>
>
> Reviewed-by: Philippe Mathieu-Daudé <f4...@amsat.org>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com>
Alistair
> ---
> gdbstub.c | 11 ++++++++---
> 1 file changed, 8 insertions(+), 3 deletions(-)
>
> diff --git a/gdbstub.c b/gdbstub.c
> index 779cc8b241..3242f0d261 100644
> --- a/gdbstub.c
> +++ b/gdbstub.c
> @@ -1530,13 +1530,18 @@ static int gdb_handle_packet(GDBState *s, const char
> *line_buf)
> type = strtoul(p, (char **)&p, 16);
> sstep_flags = type;
> put_packet(s, "OK");
> break;
> } else if (strcmp(p,"C") == 0) {
> - /* "Current thread" remains vague in the spec, so always return
> - * the first CPU (gdb returns the first thread). */
> - put_packet(s, "QC1");
> + /* "Current thread" remains vague in the spec, so always return
> the
> + * first thread of the current process (gdb returns the first
> + * thread).
> + */
> + cpu = get_first_cpu_in_process(s, gdb_get_cpu_process(s,
> s->g_cpu));
> + snprintf(buf, sizeof(buf), "QC%s",
> + gdb_fmt_thread_id(s, cpu, thread_id,
> sizeof(thread_id)));
> + put_packet(s, buf);
> break;
> } else if (strcmp(p,"fThreadInfo") == 0) {
> s->query_cpu = first_cpu;
> goto report_cpuinfo;
> } else if (strcmp(p,"sThreadInfo") == 0) {
> --
> 2.19.0
>
>
