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use sysread to read non-blocking filehandle

by x12345 (Novice)
on Nov 04, 2014 at 12:43 UTC ( [id://1106019]=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    my $cmd = '/opt/rssh/bin/ssh';

...

print "\nresult is: $result \n";
  2. or download this
    EAGAIN is set

result is:
  3. or download this
    my $cmd = '/opt/rssh/bin/ssh';

...

print "\nresult is: @result \n";
  4. or download this
    result is: ccwsge0553
  13:40:10 up 4 days, 2 min,  0 users,  load average: 0.08, 0.03, 0.01

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