Bug 4652

Summary:	ash read stops prematurely : read < /proc/sys/kernel/random/poolsize
Product:	Busybox	Reporter:	Earl Chew <echew>
Component:	Standard Compliance	Assignee:	unassigned
Status:	NEW ---
Severity:	normal	CC:	busybox-cvs
Priority:	P5
Version:	1.19.x
Target Milestone:	---
Hardware:	PC
OS:	Linux
Host:		Target:
Build:

Description Earl Chew 2011-12-21 17:45:32 UTC

On Linux:

Using bash:
% read < /proc/sys/kernel/random/poolsize ; echo $REPLY
4096

Using Busybox 1.19.3:
./sh -c 'read < /proc/sys/kernel/random/poolsize ; echo $REPLY'
4

./cat < /proc/sys/kernel/random/poolsize
4096

Comment 1 Earl Chew 2011-12-21 19:36:50 UTC

See also:

http://us.generation-nt.com/answer/bug-595063-read-builtin-doesnt-read-integer-value-proc-files-but-bash-does-help-200150061.html

and:

https://lkml.org/lkml/2011/12/21/309