And then there's IPC::System::Simple. 
use IPC::System::Simple qw( systemx );
systemx( perl => ( '-e', 'print "foo"' ));  # Dies on error

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In reply to Re: return value from system call, exit status, shift right 8, bitwise and, $? by ikegami
in thread return value from system call, exit status, shift right 8, bitwise and, $? by Anonymous Monk

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