xref: /openssl/util/copy.pl (revision 9059ab42) 
1#! /usr/bin/env perl
2# Copyright 2005-2018 The OpenSSL Project Authors. All Rights Reserved.
3#
4# Licensed under the Apache License 2.0 (the "License").  You may not use
5# this file except in compliance with the License.  You can obtain a copy
6# in the file LICENSE in the source distribution or at
7# https://www.openssl.org/source/license.html
8
9
10use Fcntl;
11
12
13# copy.pl
14
15# Perl script 'copy' comment. On Windows the built in "copy" command also
16# copies timestamps: this messes up Makefile dependencies.
17
18my $stripcr = 0;
19
20my $arg;
21my @excludes = ();
22
23foreach $arg (@ARGV) {
24	if ($arg eq "-stripcr")
25		{
26		$stripcr = 1;
27		next;
28		}
29	if ($arg =~ /^-exclude_re=(.*)$/)
30		{
31		push @excludes, $1;
32		next;
33		}
34	$arg =~ s|\\|/|g;	# compensate for bug/feature in cygwin glob...
35	$arg = qq("$arg") if ($arg =~ /\s/);	# compensate for bug in 5.10...
36	foreach my $f (glob $arg)
37		{
38		push @filelist, $f unless grep { $f =~ /$_/ } @excludes;
39		}
40}
41
42$fnum = @filelist;
43
44if ($fnum <= 1)
45	{
46	die "Need at least two filenames";
47	}
48
49$dest = pop @filelist;
50
51if ($fnum > 2 && ! -d $dest)
52	{
53	die "Destination must be a directory";
54	}
55
56foreach (@filelist)
57	{
58	if (-d $dest)
59		{
60		$dfile = $_;
61		$dfile =~ s|^.*[/\\]([^/\\]*)$|$1|;
62		$dfile = "$dest/$dfile";
63		}
64	else
65		{
66		$dfile = $dest;
67		}
68	sysopen(IN, $_, O_RDONLY|O_BINARY) || die "Can't Open $_";
69	sysopen(OUT, $dfile, O_WRONLY|O_CREAT|O_TRUNC|O_BINARY)
70					|| die "Can't Open $dfile";
71	while (sysread IN, $buf, 10240)
72		{
73		if ($stripcr)
74			{
75			$buf =~ tr/\015//d;
76			}
77		syswrite(OUT, $buf, length($buf));
78		}
79	close(IN);
80	close(OUT);
81	print "Copying: $_ to $dfile\n";
82	}
83
84
85