88ed34ff5e
The script can get fooled too easily. For instance, it finds trace_megasas_io_read_start when looking for trace_megasas_io_read, and incorrectly concludes that event megasas_io_read is used. Supply -w to git-grep to tighten the search. Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-id: 1411476811-24251-2-git-send-email-armbru@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
52 lines
1.1 KiB
Perl
Executable file
52 lines
1.1 KiB
Perl
Executable file
#!/usr/bin/perl
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# Copyright (C) 2013 Red Hat, Inc.
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#
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# Authors:
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# Markus Armbruster <armbru@redhat.com>
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#
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# This work is licensed under the terms of the GNU GPL, version 2 or
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# later. See the COPYING file in the top-level directory.
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# Usage: cleanup-trace-events.pl trace-events
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#
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# Print cleaned up trace-events to standard output.
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use warnings;
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use strict;
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my $buf = '';
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my %seen = ();
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sub out {
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print $buf;
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$buf = '';
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%seen = ();
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}
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while (<>) {
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if (/^(disable )?([a-z_0-9]+)\(/) {
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open GREP, '-|', 'git', 'grep', '-lw', "trace_$2"
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or die "run git grep: $!";
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my $fname;
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while ($fname = <GREP>) {
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chomp $fname;
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next if $seen{$fname} || $fname eq 'trace-events';
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$seen{$fname} = 1;
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$buf = "# $fname\n" . $buf;
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}
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unless (close GREP) {
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die "close git grep: $!"
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if $!;
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next;
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}
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} elsif (/^# ([^ ]*\.[ch])$/) {
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out;
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next;
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} elsif (!/^#|^$/) {
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warn "unintelligible line";
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}
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$buf .= $_;
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}
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out;
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