additional cleanups for cygwin32 port

	Message-ID: <71E287AB0D94D111BBD600600849EC8185EDAF@POST>
	Subject: [PATCH]perl5.005_03 (CORE) cygwin32 port

p4raw-id: //depot/perl@3430

1 files changed, 117 insertions, 0 deletions

diff --git a/lib/ExtUtils/MM_Cygwin.pm b/lib/ExtUtils/MM_Cygwin.pm
new file mode 100644
index 0000000000..ffc72e349f
--- /dev/null
+++ b/lib/ExtUtils/MM_Cygwin.pm
@@ -0,0 +1,117 @@
+package ExtUtils::MM_Cygwin;
+
+use Config;
+#use Cwd;
+#use File::Basename;
+require Exporter;
+
+Exporter::import('ExtUtils::MakeMaker',
+       qw( $Verbose &neatvalue));
+
+unshift @MM::ISA, 'ExtUtils::MM_Cygwin';
+
+sub canonpath {
+    my($self,$path) = @_;
+    $path =~ s|\\|/|g;
+    return $self->ExtUtils::MM_Unix::canonpath($path);
+}
+
+sub cflags {
+    my($self,$libperl)=@_;
+    return $self->{CFLAGS} if $self->{CFLAGS};
+    my $base =$self->ExtUtils::MM_Unix::cflags($libperl);
+    foreach (split /\n/, $base) {
+      / *= */ and $self->{$`} = $';
+    };
+    $self->{CCFLAGS} .= " -DUSEIMPORTLIB" if ($Config{useshrplib} eq 'true');
+    $self->{CCFLAGS} .= " -DCYGWIN32" unless ($self->{CCFLAGS} =~ /\-DCYGWIN32/);
+
+    return $self->{CFLAGS} = qq{
+CCFLAGS = $self->{CCFLAGS}
+OPTIMIZE = $self->{OPTIMIZE}
+PERLTYPE = $self->{PERLTYPE}
+LARGE = $self->{LARGE}
+SPLIT = $self->{SPLIT}
+};
+
+}
+
+sub manifypods {
+    my($self, %attribs) = @_;
+    return "\nmanifypods : pure_all\n\t$self->{NOECHO}\$(NOOP)\n" unless
+        %{$self->{MAN3PODS}} or %{$self->{MAN1PODS}};
+    my($dist);
+    my($pod2man_exe);
+    if (defined $self->{PERL_SRC}) {
+        $pod2man_exe = $self->catfile($self->{PERL_SRC},'pod','pod2man');
+    } else {
+        $pod2man_exe = $self->catfile($Config{scriptdirexp},'pod2man');
+    }
+    unless ($self->perl_script($pod2man_exe)) {
+        # No pod2man but some MAN3PODS to be installed
+        print <<END;
+
+Warning: I could not locate your pod2man program. Please make sure,
+         your pod2man program is in your PATH before you execute 'make'
+
+END
+        $pod2man_exe = "-S pod2man";
+    }
+    my(@m);
+    push @m,
+qq[POD2MAN_EXE = $pod2man_exe\n],
+qq[POD2MAN = \$(PERL) -we '%m=\@ARGV;for (keys %m){' \\\n],
+q[-e 'next if -e $$m{$$_} && -M $$m{$$_} < -M $$_ && -M $$m{$$_} < -M "],
+ $self->{MAKEFILE}, q[";' \\
+-e 'print "Manifying $$m{$$_}\n"; $$m{$$_} =~ s/::/./g;' \\
+-e 'system(qq[$$^X ].q["-I$(PERL_ARCHLIB)" "-I$(PERL_LIB)" $(POD2MAN_EXE) ].qq[$$_>$$m{$$_}])==0 or warn "Couldn\\047t install $$m{$$_}\n";' \\
+-e 'chmod(oct($(PERM_RW))), $$m{$$_} or warn "chmod $(PERM_RW) $$m{$$_}: $$!\n";}'
+];
+    push @m, "\nmanifypods : pure_all ";
+    push @m, join " \\\n\t", keys %{$self->{MAN1PODS}}, keys %{$self->{MAN3PODS}};
+
+    push(@m,"\n");
+    if (%{$self->{MAN1PODS}} || %{$self->{MAN3PODS}}) {
+        push @m, "\t$self->{NOECHO}\$(POD2MAN) \\\n\t";
+        push @m, join " \\\n\t", %{$self->{MAN1PODS}}, %{$self->{MAN3PODS}};
+    }
+    join('', @m);
+}
+
+sub perl_archive
+{
+ return '$(PERL_INC)' .'/'. ("$Config{libperl}" or "libperl.a");
+}
+
+1;
+__END__
+
+=head1 NAME
+
+ExtUtils::MM_Cygwin - methods to override UN*X behaviour in ExtUtils::MakeMaker
+
+=head1 SYNOPSIS
+
+ use ExtUtils::MM_Cygwin; # Done internally by ExtUtils::MakeMaker if needed
+
+=head1 DESCRIPTION
+
+See ExtUtils::MM_Unix for a documentation of the methods provided there.
+
+=over
+
+=item canonpath
+
+replaces backslashes with forward ones.  then acts as *nixish.
+
+=item cflags
+
+if configured for dynamic loading, triggers #define EXT in EXTERN.h
+
+=item manifypods
+
+replaces strings '::' with '.' in man page names
+
+=item perl_archive
+
+points to libperl.a