[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
bug#46388: 27.1; emacs -batch does not output messages immediately when
From: |
Eli Zaretskii |
Subject: |
bug#46388: 27.1; emacs -batch does not output messages immediately when invoked outside of the command prompt |
Date: |
Thu, 11 Mar 2021 16:27:42 +0200 |
> Cc: 46388@debbugs.gnu.org
> From: Paul Eggert <eggert@cs.ucla.edu>
> Date: Sun, 7 Mar 2021 20:05:06 -0800
>
> Wouldn't the attached be a simpler fix?
>
> >From ff81c979a9528af8065169f83a78de599e99177b Mon Sep 17 00:00:00 2001
> From: Paul Eggert <eggert@cs.ucla.edu>
> Date: Sun, 7 Mar 2021 20:01:37 -0800
> Subject: [PATCH] On MS-Windows, fflush stderr after newline
>
> Problem reported by Ioannis Kappas (Bug#46388).
> * src/sysdep.c (errputc) [WINDOWSNT]: Flush stderr after newline.
> ---
> src/sysdep.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/src/sysdep.c b/src/sysdep.c
> index 941b4e2fa2..88dd3e71e4 100644
> --- a/src/sysdep.c
> +++ b/src/sysdep.c
> @@ -2662,6 +2662,13 @@ errstream (void)
> errputc (int c)
> {
> fputc_unlocked (c, errstream ());
> +
> +#ifdef WINDOWSNT
> + /* Flush stderr after outputting a newline since stderr is fully
> + buffered when redirected to a pipe, contrary to POSIX. */
> + if (c == '\n')
> + fflush_unlocked (stderr);
> +#endif
> }
>
This is fine, please install.
Thanks (and sorry for a late response).