On Monday, April 23, 2012 04:56:09 PM Clark Wang wrote:
> On Wed, May 5, 2010 at 01:57, Freddy Vulto wrote:
> > It appears that `unset' is capable of traversing down the call-stack and
> > ...
I reverse engineered most of this behavior a few months ago and wrote a
detailed explaination and examp
On 4/30/12 2:42 AM, humpty wrote:
> hi,
>
> I encounter a problem when I try to read /proc/sys/dev/cdrom/info
>
> whatever method I try, bash doesn't read the whole file
>
> $ file=/proc/sys/dev/cdrom/info
> $ while read line...done <"$file"
> only outputs the first line
>
> $ exec {foo}<"$file
On Mon, Apr 30, 2012 at 09:57:16AM -0400, Chet Ramey wrote:
> Bash reads 128 characters at a time and uses lseek to move the file pointer
> back to the last character `read' consumes. The negative offset to lseek
> causes some kind of problem, but it doesn't return an error. When bash
> goes back
