49 lines
1.3 KiB
Perl
49 lines
1.3 KiB
Perl
# $OpenBSD: Trace.pm,v 1.1 2010/12/05 16:37:50 espie Exp $
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# Copyright (c) 2007-2010 Steven Mestdagh <steven@openbsd.org>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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use strict;
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use warnings;
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use feature qw(say switch state);
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package Trace;
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sub print(&)
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{
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my $val = shift;
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if (defined $ENV{'TRACE_LIBTOOL'}) {
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state $trace_file;
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if (!defined $trace_file) {
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open $trace_file, '>>', $ENV{'TRACE_LIBTOOL'};
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}
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if (defined $trace_file) {
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print $trace_file (&$val);
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}
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}
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}
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sub debug(&;$)
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{
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my ($args, $level) = @_;
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$level = 1 if !defined $level;
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if (defined $main::D && $main::D >= $level) {
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print (&$args);
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}
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}
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1;
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