Bug#588324: busybox: Please include cttyhack and setsid to enable ^C in initramfs shell

2011-06-26 Thread Taisuke Yamada
Hi (and excuse me for lng delay in response).

> See also http://bugs.debian.org/528234 ;)
> Is it really needed?  Maybe setsid is enough?

No, it is not enough. While D-I may not be using it, cttyhack is
essential to enable job control (i.e. ^C). This is really needed for
initramfs hacking/debugging, which requires serious interactive
shell session.

And setsid only won't do. Try doing

  (initramfs) setsid sh
  ...
  (initramfs) sleep 5
  ^C <- this won't work

and compare it with

  (initramfs) setsid cttyhack sh
  ...
  (initramfs) sleep 5
  ^C
  (initramfs) <- returns immediately

Best Regards,

>> Because current debian build of busybox (and busybox-static) does not
>> include 'cttyhack' and 'setsid', it is impossible to use ^C and other
>> job control feature in initramfs shell.
>>
>> - http://lists.busybox.net/pipermail/busybox/2008-January/029936.html
>>
>> As you can see in above URL, enabling CONFIG_SETSID and CONFIG_CTTYHACK
>> would be a big plus, as then you can interrupt command in case it doesn't
>> return (like "ipconfig -c dhcp" or "ping"). Being forced to reboot just
>> because of one "inappropriate" command is not a very happy option.
>
> See also http://bugs.debian.org/528234 ;)
>
> Is it really needed?  Maybe setsid is enough?
>
> /mjt
>



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Bug#588324: busybox: Please include cttyhack and setsid to enable ^C in initramfs shell

2011-03-10 Thread Michael Tokarev
07.07.2010 15:23, Taisuke Yamada wrote:
> Package: busybox
> Version: 1:1.15.3-1
> Severity: wishlist
> 
> Because current debian build of busybox (and busybox-static) does not
> include 'cttyhack' and 'setsid', it is impossible to use ^C and other
> job control feature in initramfs shell.
> 
> - http://lists.busybox.net/pipermail/busybox/2008-January/029936.html
> 
> As you can see in above URL, enabling CONFIG_SETSID and CONFIG_CTTYHACK
> would be a big plus, as then you can interrupt command in case it doesn't
> return (like "ipconfig -c dhcp" or "ping"). Being forced to reboot just
> because of one "inappropriate" command is not a very happy option.

See also http://bugs.debian.org/528234 ;)

Is it really needed?  Maybe setsid is enough?

/mjt



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Bug#588324: busybox: Please include cttyhack and setsid to enable ^C in initramfs shell

2010-07-07 Thread Taisuke Yamada
Package: busybox
Version: 1:1.15.3-1
Severity: wishlist

Because current debian build of busybox (and busybox-static) does not
include 'cttyhack' and 'setsid', it is impossible to use ^C and other
job control feature in initramfs shell.

- http://lists.busybox.net/pipermail/busybox/2008-January/029936.html

As you can see in above URL, enabling CONFIG_SETSID and CONFIG_CTTYHACK
would be a big plus, as then you can interrupt command in case it doesn't
return (like "ipconfig -c dhcp" or "ping"). Being forced to reboot just
because of one "inappropriate" command is not a very happy option.

-- System Information:
Debian Release: squeeze/sid
  APT prefers unstable
  APT policy: (500, 'unstable'), (500, 'testing'), (500, 'stable')
Architecture: amd64 (x86_64)

Kernel: Linux 2.6.32-trunk-amd64 (SMP w/4 CPU cores)
Locale: LANG=ja_JP.utf8, LC_CTYPE=en_US.utf8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash

Versions of packages busybox depends on:
ii  libc6 2.10.2-6   Embedded GNU C Library: Shared lib

busybox recommends no packages.

busybox suggests no packages.



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