Print pfctl error message when it returns non-zero. #658
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If pfctl returns non-zero when setting up the firewall, sshuttle exits and indicates the exit status code. This patch makes it so the output of pfctl is also printed so the user can get a better idea of what caused the problem. For example: issue sshuttle#491
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If pfctl returns non-zero when setting up the firewall, sshuttle exits
and indicates the exit status code. This patch makes it so the output
of pfctl is also printed so the user can get a better idea of what
caused the problem.
For example: issue #491