Pushed on top of the command help cleanup series.
--Z
On Tue, 2009-11-10 at 23:22 -0800, Zachary T Welch wrote:
> Without this patch, running "openocd -c 'jtag interface'" segfaults.
> Now, it returns the string "undefined" when the interface is unset.
> ---
> Is there a better value that could be returned, or is this okay?
>
> Cheers,
>
> Zach
>
> src/jtag/tcl.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c
> index 71efc8b..b86e006 100644
> --- a/src/jtag/tcl.c
> +++ b/src/jtag/tcl.c
> @@ -422,7 +422,8 @@ static int jim_jtag_command(Jim_Interp *interp, int argc,
> Jim_Obj *const *argv)
> Jim_WrongNumArgs(goi.interp, 1, goi.argv-1, "(no
> params)");
> return JIM_ERR;
> }
> - Jim_SetResultString(goi.interp, jtag_interface->name, -1);
> + const char *name = jtag_interface ? jtag_interface->name : NULL;
> + Jim_SetResultString(goi.interp, name ? : "undefined", -1);
> return JIM_OK;
> case JTAG_CMD_INIT:
> if (goi.argc != 0) {
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