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author | Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> | 2017-07-31 19:01:34 +0300 |
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committer | Stefan Hajnoczi <stefanha@redhat.com> | 2017-08-01 12:13:07 +0100 |
commit | c3e5875afc0f93315470dfa5f31251fb9546c267 (patch) | |
tree | 311cf98ce7fd7dc249cfa1b7e198b1e98119eef4 /scripts | |
parent | db73ee4bc8861f9f6772e0d24f978d79e50e8dee (diff) | |
download | qemu-c3e5875afc0f93315470dfa5f31251fb9546c267.zip qemu-c3e5875afc0f93315470dfa5f31251fb9546c267.tar.gz qemu-c3e5875afc0f93315470dfa5f31251fb9546c267.tar.bz2 |
checkpatch: check trace-events code style
According to CODING_STYLE, check that in trace-events:
1. hex numbers are prefixed with '0x'
2. '#' flag of printf is not used
3. The exclusion from 1. are period-separated groups of numbers
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20170731160135.12101-4-vsementsov@virtuozzo.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'scripts')
-rwxr-xr-x | scripts/checkpatch.pl | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 4e91122..fa47807 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -1337,6 +1337,25 @@ sub process { $rpt_cleaners = 1; } +# checks for trace-events files + if ($realfile =~ /trace-events$/ && $line =~ /^\+/) { + if ($rawline =~ /%[-+ 0]*#/) { + ERROR("Don't use '#' flag of printf format ('%#') in " . + "trace-events, use '0x' prefix instead\n" . $herecurr); + } else { + my $hex = + qr/%[-+ *.0-9]*([hljztL]|ll|hh)?(x|X|"\s*PRI[xX][^"]*"?)/; + + # don't consider groups splitted by [.:/ ], like 2A.20:12ab + my $tmpline = $rawline =~ s/($hex[.:\/ ])+$hex//gr; + + if ($tmpline =~ /(?<!0x)$hex/) { + ERROR("Hex numbers must be prefixed with '0x'\n" . + $herecurr); + } + } + } + # check we are in a valid source file if not then ignore this hunk next if ($realfile !~ /\.(h|c|cpp|s|S|pl|py|sh)$/); |