Are you getting this error:

"nsh> nsh: nsh_session: readline failed: 9"

Could you please share your .config file?

BR,

Alan

On 4/20/21, Max Kriegleder <max.kriegle...@gmail.com> wrote:
> Strange.. I have sent two mails prior to this one and apparently they
> did not make it to the list. Trying again:
>
> Were you able to fix this problem? I am running nuttx-10.0.1 on a
> stm32f4discovery board and I have the same issue.
>
> Thanks!
>
>
> On 2021/04/17 22:56:48, Alan Carvalho de Assis <a...@gmail.com> wrote:
>  > I just received it!>
>  >
>  > Try to submit a new email>
>  >
>  > On 4/17/21, Max Kriegleder <ma...@gmail.com> wrote:>
>  > > Is anybody reading this? I am not sure why my messages get lost.. how>
>  > > can I post to the message list?>
>  > >>
>  > > On 2020/12/13 22:19:01, Brennan Ashton <b....@brennanashton.com>
> wrote:>
>  > > > Yeah 100% agree which is why I need to look when I have a little
> more>>
>  > > > time to understand what is going on.>>
>  > > >>
>  > > > On Sun, Dec 13, 2020 at 2:12 PM Gregory Nutt <sp...@gmail.com>
> wrote:>>
>  > > > >>>
>  > > > > See>>
>  > > > >>
>  > >
> https://mail-archives.apache.org/mod_mbox/nuttx-dev/202012.mbox/%3CCAKFLXYwes3pcDA2zXsL2FcwgCS4PecdmiP9srkGEtTaOoLEhMg%40mail.gmail.com%3E>>
>
>
>  > >>
>  > >>
>  > > > >>>
>  > > > > I don't think this is the correct solution since with Xiao
> Xiang's>>
>  > > > > recent changes, stdin should never be closed. But it does give
> some>>
>  > > > > clues about the nature of the problem: stdin is no valid;
> stdout is>
>  > > okay>>
>  > > > >>>
>  > > > > On 12/13/2020 4:07 PM, Brennan Ashton wrote:>>
>  > > > > > This is impacting all the usbnsh configurations. I can take
> another>>
>  > > > > > look later this evening>>
>  > > > > > https://github.com/apache/incubator-nuttx/pull/2526>>
>  > > > > >>>
>  > > > > > --Brennan>>
>  > > > > >>>
>  > > > > > On Fri, Dec 11, 2020 at 5:05 AM Gregory Nutt <sp...@gmail.com>>
>  > > wrote:>>
>  > > > > >> Several other PRs specifically removed support for fclose>
>  > > (stdin). Are>>
>  > > > > >> you certain you want to restore it? I think this needs more>
>  > > analysis>>
>  > > > > >> and resolution with the previous changes that removed the>
>  > > fclose() of>>
>  > > > > >> stdin, stdout, and stderr.>>
>  > > > > >>>>
>  > > > > >> On 12/10/2020 5:37 PM, Masayuki Ishikawa wrote:>>
>  > > > > >>> Suzuki-san,>>
>  > > > > >>>>>
>  > > > > >>> Please send a PR (Pull Request) to>>
>  > > > > >>> https://github.com/apache/incubator-nuttx-apps/>>
>  > > > > >>>>>
>  > > > > >>> On Thu, Dec 10, 2020 at 5:24 PM SUZUKI Keiji
> <zu...@gmail.com>>
>  > > wrote:>>
>  > > > > >>>>>
>  > > > > >>>> Hi,>>
>  > > > > >>>>>>
>  > > > > >>>> I use STM32F407G-DISC1 (MB997D) and build nuttx on macOS>
>  > > Mojave (10.14.6).>>
>  > > > > >>>>>>
>  > > > > >>>> The following error occurs with the default configuration
> of>>
>  > > > > >>>> stm32f4discovery:usbnsh.>>
>  > > > > >>>>>>
>  > > > > >>>> NuttShell (NSH) NuttX-10.0.0>>
>  > > > > >>>> nsh> nsh: nsh_session: readline failed: 9>>
>  > > > > >>>>>>
>  > > > > >>>> The reason seems that instream->fs_fd is -1 instead of 0 in>
>  > > the readline()>>
>  > > > > >>>> function called by>>
>  > > > > >>>> nsh_session().>>
>  > > > > >>>>>>
>  > > > > >>>> This error occurs in version 10.0-RC0 and after (I checked>
>  > > 10.0-RC0, 10.0>>
>  > > > > >>>> and current master)>>
>  > > > > >>>> but does not occur in 9.1 and before (I checked 9.1, 8.2 and>
>  > > 7.31).>>
>  > > > > >>>>>>
>  > > > > >>>> The following patch fixed it in my environment but I don't>
>  > > know this is a>>
>  > > > > >>>> correct fix.>>
>  > > > > >>>>>>
>  > > > > >>>> === from here ===>>
>  > > > > >>>>>>
>  > > > > >>>> diff --git a/nshlib/nsh_usbconsole.c
> b/nshlib/nsh_usbconsole.c>>
>  > > > > >>>> index 28f63bcc..768a621b 100644>>
>  > > > > >>>> --- a/nshlib/nsh_usbconsole.c>>
>  > > > > >>>> +++ b/nshlib/nsh_usbconsole.c>>
>  > > > > >>>> @@ -77,8 +77,8 @@>>
>  > > > > >>>>>>
>  > > > > >>>> static void nsh_configstdio(int fd, FAR struct
> console_stdio_s>
>  > > *pstate)>>
>  > > > > >>>> {>>
>  > > > > >>>> - /* Make sure the stdout, and stderr are flushed */>>
>  > > > > >>>> ->>
>  > > > > >>>> + /* Make sure the stdin is closed and the stdout, and
> stderr>
>  > > are flushed>>
>  > > > > >>>> */>>
>  > > > > >>>> + fclose(stdin);>>
>  > > > > >>>> fflush(stdout);>>
>  > > > > >>>> fflush(stderr);>>
>  > > > > >>>>>>
>  > > > > >>>> @@ -88,6 +88,9 @@ static void nsh_configstdio(int fd, FAR
> struct>>
>  > > > > >>>> console_stdio_s *pstate)>>
>  > > > > >>>> dup2(fd, 1);>>
>  > > > > >>>> dup2(fd, 2);>>
>  > > > > >>>>>>
>  > > > > >>>> + /* fdopen stdin */>>
>  > > > > >>>> + fdopen(0, "r");>>
>  > > > > >>>> +>>
>  > > > > >>>> /* Setup the stdout */>>
>  > > > > >>>>>>
>  > > > > >>>> pstate->cn_outfd = 1;>>
>  > > > > >>>>>>
>  > > > > >>>> =====>>
>  > > > > >>>>>>
>  > > > > >>>> Thanks,>>
>  > > > > >>>> SUZUKI Keiji>>
>  > > > > >>>>>>
>  > > >>
>  > >>
>  >
>

Reply via email to