Re: [Qemu-devel] [PATCH] Unbreak -no-quit for GTK when SDL is disabled

[Anthony Liguori <anthony@codemonkey.ws>]

Peter Wu <lekensteyn@gmail.com> writes:

> When QEMU is built without SDL support, -no-quit would print an error message
> that SDL is disabled. Since GTK also supports -no-quit, enable the option when
> GTK or SDL is enabled at compile time.
>
> While at it, do not create the no_quit variable when it is not used.
>
> Signed-off-by: Peter Wu <lekensteyn@gmail.com>

Any harm in just making -no-quit unconditional?

It's a nop for VNC and presumably for spice too but it's not incorrect
AFAICT.

Would be nice to drop #ifdefs if we can.

Regards,

Anthony Liguori

> ---
>  include/sysemu/sysemu.h |  2 ++
>  vl.c                    | 13 +++++++++----
>  2 files changed, 11 insertions(+), 4 deletions(-)
>
> diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
> index 2fb71af..b9b8e52 100644
> --- a/include/sysemu/sysemu.h
> +++ b/include/sysemu/sysemu.h
> @@ -117,7 +117,9 @@ extern int smp_cpus;
>  extern int max_cpus;
>  extern int cursor_hide;
>  extern int graphic_rotate;
> +#if defined(CONFIG_SDL) || defined(CONFIG_GTK)
>  extern int no_quit;
> +#endif
>  extern int no_shutdown;
>  extern int semihosting_enabled;
>  extern int old_param;
> diff --git a/vl.c b/vl.c
> index cfd2d3e..74ab050 100644
> --- a/vl.c
> +++ b/vl.c
> @@ -202,7 +202,9 @@ static int full_screen = 0;
>  #ifdef CONFIG_SDL
>  static int no_frame = 0;
>  #endif
> +#if defined(CONFIG_SDL) || defined(CONFIG_GTK)
>  int no_quit = 0;
> +#endif
>  CharDriverState *serial_hds[MAX_SERIAL_PORTS];
>  CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
>  CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
> @@ -3523,6 +3525,13 @@ int main(int argc, char **argv, char **envp)
>              case QEMU_OPTION_full_screen:
>                  full_screen = 1;
>                  break;
> +            case QEMU_OPTION_no_quit:
> +#if defined(CONFIG_SDL) || defined(CONFIG_GTK)
> +                no_quit = 1;
> +#else
> +                fprintf(stderr, "SDL and GTK support are disabled\n");
> +#endif
> +                break;
>  #ifdef CONFIG_SDL
>              case QEMU_OPTION_no_frame:
>                  no_frame = 1;
> @@ -3533,9 +3542,6 @@ int main(int argc, char **argv, char **envp)
>              case QEMU_OPTION_ctrl_grab:
>                  ctrl_grab = 1;
>                  break;
> -            case QEMU_OPTION_no_quit:
> -                no_quit = 1;
> -                break;
>              case QEMU_OPTION_sdl:
>                  display_type = DT_SDL;
>                  break;
> @@ -3543,7 +3549,6 @@ int main(int argc, char **argv, char **envp)
>              case QEMU_OPTION_no_frame:
>              case QEMU_OPTION_alt_grab:
>              case QEMU_OPTION_ctrl_grab:
> -            case QEMU_OPTION_no_quit:
>              case QEMU_OPTION_sdl:
>                  fprintf(stderr, "SDL support is disabled\n");
>                  exit(1);
> -- 
> 1.8.3