Fix building statically without any dso support
[openssl.git] / util / copy.pl
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
10 use 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
18 my $stripcr = 0;
19
20 my $arg;
21 my @excludes = ();
22
23 foreach $arg (@ARGV) {
24         if ($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 $fnum = @filelist;
43
44 if ($fnum <= 1)
45         {
46         die "Need at least two filenames";
47         }
48
49 $dest = pop @filelist;
50
51 if ($fnum > 2 && ! -d $dest)
52         {
53         die "Destination must be a directory";
54         }
55
56 foreach (@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