54 lines
1.6 KiB
Perl
54 lines
1.6 KiB
Perl
# $OpenBSD: Util.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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package Util;
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require Exporter;
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our @ISA = qw(Exporter);
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our @EXPORT = qw(reverse_zap_duplicates_ref abs_dir $ltdir $version
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@picflags $sharedflag);
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use File::Basename;
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use Cwd;
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our $ltdir = '.libs';
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our $version = '1.5.26'; # pretend to be this version of libtool
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our @picflags = ('-fPIC', '-DPIC');
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our $sharedflag = '-shared';
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# walk a list from back to front, removing any duplicates
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# this should make sure a library's dependencies are behind the library itself
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sub reverse_zap_duplicates_ref
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{
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my $arglist = shift;
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my $h = {};
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my $r = [];
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for my $el (reverse @$arglist) {
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next if defined $h->{$el};
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unshift @$r, $el;
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$h->{$el} = 1;
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}
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return $r;
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}
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sub abs_dir
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{
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my $a = shift;
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return dirname(Cwd::abs_path($a));
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}
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1;
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