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Re: printf cannot write more than one line to /proc/pid/uid_map
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From: |
Chet Ramey |
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Subject: |
Re: printf cannot write more than one line to /proc/pid/uid_map |
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Date: |
Tue, 25 Mar 2014 16:15:32 -0400 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.8; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 |
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On 3/25/14 4:11 PM, Chris Down wrote:
> Pádraig Brady writes:
>> If you want to use the external printf to achieve more
>> standard buffering modes, you can use `env` like:
>>
>> env printf '%s' '0 0 1\n1 1 1' > /proc/31861/uid_map
>
> While this will probably work, the more typical way to do this is with
> command(1P).
`command' is a shell builtin that will run shell builtins. It only skips
shell functions.
- --
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU address@hidden http://cnswww.cns.cwru.edu/~chet/
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