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qemu/scripts/coccinelle/err-bad-newline.cocci

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// Error messages should not contain newlines. This script finds
// messages that do. Fixing them is manual.
@r@
expression errp, err, eno, cls, fmt, ap;
position p;
@@
(
error_vreport(fmt, ap)@p
|
warn_vreport(fmt, ap)@p
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info_vreport(fmt, ap)@p
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error_report(fmt, ...)@p
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warn_report(fmt, ...)@p
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info_report(fmt, ...)@p
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error_report_once(fmt, ...)@p
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warn_report_once(fmt, ...)@p
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error_setg(errp, fmt, ...)@p
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error_setg_errno(errp, eno, fmt, ...)@p
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error_setg_win32(errp, eno, cls, fmt, ...)@p
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error_propagate_prepend(errp, err, fmt, ...)@p
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error_vprepend(errp, fmt, ap)@p
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error_prepend(errp, fmt, ...)@p
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error_setg_file_open(errp, eno, cls, fmt, ...)@p
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warn_reportf_err(errp, fmt, ...)@p
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error_reportf_err(errp, fmt, ...)@p
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error_set(errp, cls, fmt, ...)@p
)
@script:python@
fmt << r.fmt;
p << r.p;
@@
if "\\n" in str(fmt):
print("%s:%s:%s:%s" % (p[0].file, p[0].line, p[0].column, fmt))