#!/usr/bin/perl # Copyright (C) 2013 Red Hat, Inc. # # Authors: # Markus Armbruster <armbru@redhat.com> # # This work is licensed under the terms of the GNU GPL, version 2 or # later. See the COPYING file in the top-level directory. # Usage: cleanup-trace-events.pl trace-events # # Print cleaned up trace-events to standard output. use warnings; use strict; my $buf = ''; my %seen = (); sub out { print $buf; $buf = ''; %seen = (); } while (<>) { if (/^(disable )?([a-z_0-9]+)\(/) { open GREP, '-|', 'git', 'grep', '-l', "trace_$2" or die "run git grep: $!"; my $fname; while ($fname = <GREP>) { chomp $fname; next if $seen{$fname} || $fname eq 'trace-events'; $seen{$fname} = 1; $buf = "# $fname\n" . $buf; } unless (close GREP) { die "close git grep: $!" if $!; next; } } elsif (/^# ([^ ]*\.[ch])$/) { out; next; } elsif (!/^#|^$/) { warn "unintelligible line"; } $buf .= $_; } out;