util/mkinstallvars.pl

   1 #! /usr/bin/env perl
   2 # Copyright 2021 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 # All variables are supposed to come from Makefile, in environment variable
  10 # form, or passed as variable assignments on the command line.
  11 # The result is a Perl module creating the package OpenSSL::safe::installdata.
  12
  13 use File::Spec;
  14
  15 # These are expected to be set up as absolute directories
  16 my @absolutes = qw(PREFIX);
  17 # These may be absolute directories, and if not, they are expected to be set up
  18 # as subdirectories to PREFIX
  19 my @subdirs = qw(BINDIR LIBDIR INCLUDEDIR ENGINESDIR MODULESDIR APPLINKDIR);
  20
  21 my %keys = ();
  22 foreach (@ARGV) {
  23     (my $k, my $v) = m|^([^=]*)=(.*)$|;
  24     $keys{$k} = 1;
  25     $ENV{$k} = $v;
  26 }
  27 foreach my $k (sort keys %keys) {
  28     my $v = $ENV{$k};
  29     $v = File::Spec->rel2abs($v) if $v && grep { $k eq $_ } @absolutes;
  30     $ENV{$k} = $v;
  31 }
  32 foreach my $k (sort keys %keys) {
  33     my $v = $ENV{$k} || '.';
  34     $v = File::Spec->rel2abs($v, $ENV{PREFIX})
  35         if ($v && !File::Spec->file_name_is_absolute($v)
  36             && grep { $k eq $_ } @subdirs);
  37     $ENV{$k} = $v;
  38 }
  39
  40 print <<_____;
  41 package OpenSSL::safe::installdata;
  42
  43 use strict;
  44 use warnings;
  45 use Exporter;
  46 our \@ISA = qw(Exporter);
  47 our \@EXPORT = qw(\$PREFIX \$BINDIR \$LIBDIR \$INCLUDEDIR \$APPLINKDIR
  48                   \$ENGINESDIR \$MODULESDIR \$VERSION \$LDLIBS);
  49
  50 our \$PREFIX     = '$ENV{PREFIX}';
  51 our \$BINDIR     = '$ENV{BINDIR}';
  52 our \$LIBDIR     = '$ENV{LIBDIR}';
  53 our \$INCLUDEDIR = '$ENV{INCLUDEDIR}';
  54 our \$ENGINESDIR = '$ENV{ENGINESDIR}';
  55 our \$MODULESDIR = '$ENV{MODULESDIR}';
  56 our \$APPLINKDIR = '$ENV{APPLINKDIR}';
  57 our \$VERSION    = '$ENV{VERSION}';
  58 our \@LDLIBS     =
  59     # Unix and Windows use space separation, VMS uses comma separation
  60     split(/ +| *, */, '$ENV{LDLIBS}');
  61
  62 1;
  63 _____