[cups.bugs] [MOD] STR #4015: lp/lpr: no job cleanup if failure occurs after cupsCreateJob()

[Tim Waugh]

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[STR New]

When lp or lpr are printing from stdin, failures such as trying to submit
an empty file or catching a SIGINT signal result in an empty job in the
queue.

This is because they call cupsCreateJob() but do not call cupsCancelJob2()
on error.

$ lpstat -o | wc -l
0
$ lp
^C
$ lpstat -o | wc -l
1
$ lp < /dev/null
lp: No file in print request.
$ lpstat -o | wc -l
2

Link: http://www.cups.org/str.php?L4015
Version: 1.5.0