-#!/usr/bin/perl
+#!/usr/bin/env perl
# Copyright (C) 2013 Red Hat, Inc.
#
# Authors:
use warnings;
use strict;
+use File::Basename;
-my $buf = '';
+my @files = ();
+my $events = '';
my %seen = ();
sub out {
- print $buf;
- $buf = '';
+ print sort @files;
+ print $events;
+ @files = ();
+ $events = '';
%seen = ();
}
-while (<>) {
- if (/^(disable )?([a-z_0-9]+)\(/) {
- open GREP, '-|', 'git', 'grep', '-lw', "trace_$2"
+$#ARGV == 0 or die "usage: $0 FILE";
+my $in = $ARGV[0];
+my $dir = dirname($in);
+open(IN, $in) or die "open $in: $!";
+chdir($dir) or die "chdir $dir: $!";
+
+while (<IN>) {
+ if (/^(disable |(tcg) |(vcpu) )*([a-z_0-9]+)\(/i) {
+ my $pat = "trace_$4";
+ $pat .= '_tcg' if defined $2;
+ open GREP, '-|', 'git', 'grep', '-lw',
+ defined $3 ? () : ('--max-depth', '1'),
+ $pat
or die "run git grep: $!";
- my $fname;
- while ($fname = <GREP>) {
+ while (my $fname = <GREP>) {
chomp $fname;
next if $seen{$fname} || $fname eq 'trace-events';
$seen{$fname} = 1;
- $buf = "# $fname\n" . $buf;
+ push @files, "# $fname\n";
}
unless (close GREP) {
die "close git grep: $!"
} elsif (!/^#|^$/) {
warn "unintelligible line";
}
- $buf .= $_;
+ $events .= $_;
}
out;
+close(IN) or die "close $in: $!";