Kamil Rytarowski | b7d5a9c | 2017-04-26 15:16:04 +0200 | [diff] [blame] | 1 | #!/usr/bin/env perl |
Markus Armbruster | f0c03c8 | 2013-06-07 12:59:17 +0200 | [diff] [blame] | 2 | # Copyright (C) 2013 Red Hat, Inc. |
| 3 | # |
| 4 | # Authors: |
| 5 | # Markus Armbruster <armbru@redhat.com> |
| 6 | # |
| 7 | # This work is licensed under the terms of the GNU GPL, version 2 or |
| 8 | # later. See the COPYING file in the top-level directory. |
| 9 | |
| 10 | # Usage: cleanup-trace-events.pl trace-events |
| 11 | # |
| 12 | # Print cleaned up trace-events to standard output. |
| 13 | |
| 14 | use warnings; |
| 15 | use strict; |
Markus Armbruster | a44cf52 | 2019-03-14 19:09:27 +0100 | [diff] [blame] | 16 | use File::Basename; |
Markus Armbruster | f0c03c8 | 2013-06-07 12:59:17 +0200 | [diff] [blame] | 17 | |
| 18 | my $buf = ''; |
| 19 | my %seen = (); |
| 20 | |
| 21 | sub out { |
| 22 | print $buf; |
| 23 | $buf = ''; |
| 24 | %seen = (); |
| 25 | } |
| 26 | |
Markus Armbruster | a44cf52 | 2019-03-14 19:09:27 +0100 | [diff] [blame] | 27 | $#ARGV == 0 or die "usage: $0 FILE"; |
| 28 | my $in = $ARGV[0]; |
| 29 | my $dir = dirname($in); |
| 30 | open(IN, $in) or die "open $in: $!"; |
| 31 | chdir($dir) or die "chdir $dir: $!"; |
| 32 | |
| 33 | while (<IN>) { |
| 34 | if (/^(disable |(tcg) |vcpu )*([a-z_0-9]+)\(/i) { |
| 35 | my $pat = "trace_$3"; |
| 36 | $pat .= '_tcg' if (defined $2); |
| 37 | open GREP, '-|', 'git', 'grep', '-lw', '--max-depth', '1', $pat |
Markus Armbruster | f0c03c8 | 2013-06-07 12:59:17 +0200 | [diff] [blame] | 38 | or die "run git grep: $!"; |
Markus Armbruster | a44cf52 | 2019-03-14 19:09:27 +0100 | [diff] [blame] | 39 | while (my $fname = <GREP>) { |
Markus Armbruster | f0c03c8 | 2013-06-07 12:59:17 +0200 | [diff] [blame] | 40 | chomp $fname; |
| 41 | next if $seen{$fname} || $fname eq 'trace-events'; |
| 42 | $seen{$fname} = 1; |
| 43 | $buf = "# $fname\n" . $buf; |
| 44 | } |
| 45 | unless (close GREP) { |
| 46 | die "close git grep: $!" |
| 47 | if $!; |
| 48 | next; |
| 49 | } |
| 50 | } elsif (/^# ([^ ]*\.[ch])$/) { |
| 51 | out; |
| 52 | next; |
| 53 | } elsif (!/^#|^$/) { |
| 54 | warn "unintelligible line"; |
| 55 | } |
| 56 | $buf .= $_; |
| 57 | } |
| 58 | |
| 59 | out; |
Markus Armbruster | a44cf52 | 2019-03-14 19:09:27 +0100 | [diff] [blame] | 60 | close(IN) or die "close $in: $!"; |