1package ExtUtils::CBuilder::Platform::os2;
2
3use warnings;
4use strict;
5use ExtUtils::CBuilder::Platform::Unix;
6
7our $VERSION = '0.280240'; # VERSION
8our @ISA = qw(ExtUtils::CBuilder::Platform::Unix);
9
10sub need_prelink { 1 }
11
12sub prelink {
13  # Generate import libraries (XXXX currently near .DEF; should be near DLL!)
14  my $self = shift;
15  my %args = @_;
16
17  my @res = $self->SUPER::prelink(%args);
18  die "Unexpected number of DEF files" unless @res == 1;
19  die "Can't find DEF file in the output"
20    unless $res[0] =~ m,^(.*)\.def$,si;
21  my $libname = "$1$self->{config}{lib_ext}";	# Put .LIB file near .DEF file
22  $self->do_system('emximp', '-o', $libname, $res[0]) or die "emxexp: res=$?";
23  return (@res, $libname);
24}
25
26sub _do_link {
27  my $self = shift;
28  my ($how, %args) = @_;
29  if ($how eq 'lib_file'
30      and (defined $args{module_name} and length $args{module_name})) {
31
32    # Now know the basename, find directory parts via lib_file, or objects
33    my $objs = ( (ref $args{objects}) ? $args{objects} : [$args{objects}] );
34    my $near_obj = $self->lib_file(@$objs);
35    my $exp_dir = ($near_obj =~ m,(.*)[/\\],s ? "$1/" : '' );
36
37    $args{dl_file} = $1 if $near_obj =~ m,(.*)\.,s; # put ExportList near OBJ
38
39    # XXX _do_link does not have place to put libraries?
40    push @$objs, $self->perl_inc() . "/libperl$self->{config}{lib_ext}";
41    $args{objects} = $objs;
42  }
43  # Some 'env' do exec(), thus return too early when run from ksh;
44  # To avoid 'env', remove (useless) shrpenv
45  local $self->{config}{shrpenv} = '';
46  return $self->SUPER::_do_link($how, %args);
47}
48
49sub extra_link_args_after_prelink {
50  # Add .DEF file to the link line
51  my ($self, %args) = @_;
52
53  my @DEF = grep /\.def$/i, @{$args{prelink_res}};
54  die "More than one .def files created by 'prelink' stage" if @DEF > 1;
55  # XXXX No "$how" argument here, so how to test for dynamic link?
56  die "No .def file created by 'prelink' stage"
57    unless @DEF or not @{$args{prelink_res}};
58
59  my @after_libs = ($OS2::is_aout ? ()
60      : $self->perl_inc() . "/libperl_override$self->{config}{lib_ext}");
61  # , "-L", "-lperl"
62  (@after_libs, @DEF);
63}
64
65sub link_executable {
66  # ldflags is not expecting .exe extension given on command line; remove -Zexe
67  my $self = shift;
68  local $self->{config}{ldflags} = $self->{config}{ldflags};
69  $self->{config}{ldflags} =~ s/(?<!\S)-Zexe(?!\S)//;
70  return $self->SUPER::link_executable(@_);
71}
72
73
741;
75