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From: "Dold, Wolfram" <Wolfram.Dold@allegion.com>
To: "ptxdist@pengutronix.de" <ptxdist@pengutronix.de>
Cc: "Dold, Wolfram" <Wolfram.Dold@allegion.com>
Subject: [ptxdist] [PATCH] projectroot: remove setting stty erase character to "^H"
Date: Fri, 22 Mar 2019 12:30:34 +0000	[thread overview]
Message-ID: <20190322122938.23532-1-wolfram.dold@allegion.com> (raw)
In-Reply-To: <20190320154145.jjp4t34eqqozc3ic@pengutronix.de>

In popular console tools the default value for the stty erase character
is set to "^?".
BusyBox ash "read" built-in does not have line editing support.
If you now use "read" in an ash script and "^H" is set as stty erase
character on the target device, then correcting with the backspace
button does not work. Because the local console sends "^?"
and the target device expects "^H".

Signed-off-by: Wolfram Dold <wolfram.dold@allegion.com>
---
 projectroot/etc/profile | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/projectroot/etc/profile b/projectroot/etc/profile
index 259113d33..833791497 100644
--- a/projectroot/etc/profile
+++ b/projectroot/etc/profile
@@ -2,11 +2,6 @@
 #
 export HISTFILE=/tmp/.ash_history.$USER.$PPID
 
-# This fixes the backspace when telnetting in.
-if [ "$TERM" != "linux" ]; then
-        stty erase ^H
-fi
-
 # source this file for subsequent shells, too
 # (will also be sourced for init-shell)
 export ENV=/etc/profile.environment
-- 
2.17.1


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  parent reply	other threads:[~2019-03-22 12:30 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-19  9:17 [ptxdist] Backspace not working in terminal (using ssh) Dold, Wolfram
2019-03-19 10:31 ` Roland Hieber
2019-03-19 10:57   ` Dold, Wolfram
2019-03-19 12:06 ` Ian Abbott
2019-03-19 12:33   ` Dold, Wolfram
2019-03-19 17:42     ` Ian Abbott
2019-03-20  9:15       ` Dold, Wolfram
2019-03-20 12:41         ` Ian Abbott
2019-03-20 15:41           ` Michael Olbrich
2019-03-21 12:46             ` Ian Abbott
2019-03-21 13:33               ` Michael Olbrich
2019-03-21 14:47                 ` Ian Abbott
2019-03-21 15:24                 ` Ian Abbott
2019-03-22  7:55                   ` Michael Olbrich
2019-03-22 10:16                     ` Ian Abbott
2019-03-22 12:30             ` Dold, Wolfram [this message]
2019-03-21 10:45           ` Dold, Wolfram
2019-03-21 11:26             ` Michael Olbrich

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