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- package ExtUtils::MM_Win32;
-
- use strict;
-
-
- =head1 NAME
-
- ExtUtils::MM_Win32 - methods to override UN*X behaviour in ExtUtils::MakeMaker
-
- =head1 SYNOPSIS
-
- use ExtUtils::MM_Win32; # Done internally by ExtUtils::MakeMaker if needed
-
- =head1 DESCRIPTION
-
- See ExtUtils::MM_Unix for a documentation of the methods provided
- there. This package overrides the implementation of these methods, not
- the semantics.
-
- =cut
-
- use Config;
- use File::Basename;
- use File::Spec;
- use ExtUtils::MakeMaker qw( neatvalue );
-
- use vars qw(@ISA $VERSION $BORLAND $GCC $DMAKE $NMAKE);
-
- require ExtUtils::MM_Any;
- require ExtUtils::MM_Unix;
- @ISA = qw( ExtUtils::MM_Any ExtUtils::MM_Unix );
- $VERSION = '1.09';
-
- $ENV{EMXSHELL} = 'sh'; # to run `commands`
-
- $BORLAND = 1 if $Config{'cc'} =~ /^bcc/i;
- $GCC = 1 if $Config{'cc'} =~ /^gcc/i;
- $DMAKE = 1 if $Config{'make'} =~ /^dmake/i;
- $NMAKE = 1 if $Config{'make'} =~ /^nmake/i;
-
-
- =head2 Overridden methods
-
- =over 4
-
- =item B<dlsyms>
-
- =cut
-
- sub dlsyms {
- my($self,%attribs) = @_;
-
- my($funcs) = $attribs{DL_FUNCS} || $self->{DL_FUNCS} || {};
- my($vars) = $attribs{DL_VARS} || $self->{DL_VARS} || [];
- my($funclist) = $attribs{FUNCLIST} || $self->{FUNCLIST} || [];
- my($imports) = $attribs{IMPORTS} || $self->{IMPORTS} || {};
- my(@m);
-
- if (not $self->{SKIPHASH}{'dynamic'}) {
- push(@m,"
- $self->{BASEEXT}.def: Makefile.PL
- ",
- q! $(PERLRUN) -MExtUtils::Mksymlists \\
- -e "Mksymlists('NAME'=>\"!, $self->{NAME},
- q!\", 'DLBASE' => '!,$self->{DLBASE},
- # The above two lines quoted differently to work around
- # a bug in the 4DOS/4NT command line interpreter. The visible
- # result of the bug was files named q('extension_name',) *with the
- # single quotes and the comma* in the extension build directories.
- q!', 'DL_FUNCS' => !,neatvalue($funcs),
- q!, 'FUNCLIST' => !,neatvalue($funclist),
- q!, 'IMPORTS' => !,neatvalue($imports),
- q!, 'DL_VARS' => !, neatvalue($vars), q!);"
- !);
- }
- join('',@m);
- }
-
- =item replace_manpage_separator
-
- Changes the path separator with .
-
- =cut
-
- sub replace_manpage_separator {
- my($self,$man) = @_;
- $man =~ s,/+,.,g;
- $man;
- }
-
-
- =item B<maybe_command>
-
- Since Windows has nothing as simple as an executable bit, we check the
- file extension.
-
- The PATHEXT env variable will be used to get a list of extensions that
- might indicate a command, otherwise .com, .exe, .bat and .cmd will be
- used by default.
-
- =cut
-
- sub maybe_command {
- my($self,$file) = @_;
- my @e = exists($ENV{'PATHEXT'})
- ? split(/;/, $ENV{PATHEXT})
- : qw(.com .exe .bat .cmd);
- my $e = '';
- for (@e) { $e .= "\Q$_\E|" }
- chop $e;
- # see if file ends in one of the known extensions
- if ($file =~ /($e)$/i) {
- return $file if -e $file;
- }
- else {
- for (@e) {
- return "$file$_" if -e "$file$_";
- }
- }
- return;
- }
-
-
- =item B<find_tests>
-
- The Win9x shell does not expand globs and I'll play it safe and assume
- other Windows variants don't either.
-
- So we do it for them.
-
- =cut
-
- sub find_tests {
- return join(' ', <t\\*.t>);
- }
-
-
- =item B<init_DIRFILESEP>
-
- Using \ for Windows.
-
- =cut
-
- sub init_DIRFILESEP {
- my($self) = shift;
-
- # The ^ makes sure its not interpreted as an escape in nmake
- $self->{DIRFILESEP} = $NMAKE ? '^\\' :
- $DMAKE ? '\\\\'
- : '\\';
- }
-
- =item B<init_others>
-
- Override some of the Unix specific commands with portable
- ExtUtils::Command ones.
-
- Also provide defaults for LD and AR in case the %Config values aren't
- set.
-
- LDLOADLIBS's default is changed to $Config{libs}.
-
- Adjustments are made for Borland's quirks needing -L to come first.
-
- =cut
-
- sub init_others {
- my ($self) = @_;
-
- # Used in favor of echo because echo won't strip quotes. :(
- $self->{ECHO} ||= $self->oneliner('print qq{@ARGV}', ['-l']);
- $self->{ECHO_N} ||= $self->oneliner('print qq{@ARGV}');
-
- $self->{TOUCH} ||= '$(PERLRUN) -MExtUtils::Command -e touch';
- $self->{CHMOD} ||= '$(PERLRUN) -MExtUtils::Command -e chmod';
- $self->{CP} ||= '$(PERLRUN) -MExtUtils::Command -e cp';
- $self->{RM_F} ||= '$(PERLRUN) -MExtUtils::Command -e rm_f';
- $self->{RM_RF} ||= '$(PERLRUN) -MExtUtils::Command -e rm_rf';
- $self->{MV} ||= '$(PERLRUN) -MExtUtils::Command -e mv';
- $self->{NOOP} ||= 'rem';
- $self->{TEST_F} ||= '$(PERLRUN) -MExtUtils::Command -e test_f';
- $self->{DEV_NULL} ||= '> NUL';
-
- $self->{LD} ||= $Config{ld} || 'link';
- $self->{AR} ||= $Config{ar} || 'lib';
-
- $self->SUPER::init_others;
-
- # Setting SHELL from $Config{sh} can break dmake. Its ok without it.
- delete $self->{SHELL};
-
- $self->{LDLOADLIBS} ||= $Config{libs};
- # -Lfoo must come first for Borland, so we put it in LDDLFLAGS
- if ($BORLAND) {
- my $libs = $self->{LDLOADLIBS};
- my $libpath = '';
- while ($libs =~ s/(?:^|\s)(("?)-L.+?\2)(?:\s|$)/ /) {
- $libpath .= ' ' if length $libpath;
- $libpath .= $1;
- }
- $self->{LDLOADLIBS} = $libs;
- $self->{LDDLFLAGS} ||= $Config{lddlflags};
- $self->{LDDLFLAGS} .= " $libpath";
- }
-
- return 1;
- }
-
-
- =item init_platform (o)
-
- Add MM_Win32_VERSION.
-
- =item platform_constants (o)
-
- =cut
-
- sub init_platform {
- my($self) = shift;
-
- $self->{MM_Win32_VERSION} = $VERSION;
- }
-
- sub platform_constants {
- my($self) = shift;
- my $make_frag = '';
-
- foreach my $macro (qw(MM_Win32_VERSION))
- {
- next unless defined $self->{$macro};
- $make_frag .= "$macro = $self->{$macro}\n";
- }
-
- return $make_frag;
- }
-
-
- =item special_targets (o)
-
- Add .USESHELL target for dmake.
-
- =cut
-
- sub special_targets {
- my($self) = @_;
-
- my $make_frag = $self->SUPER::special_targets;
-
- $make_frag .= <<'MAKE_FRAG' if $DMAKE;
- .USESHELL :
- MAKE_FRAG
-
- return $make_frag;
- }
-
-
- =item static_lib (o)
-
- Changes how to run the linker.
-
- The rest is duplicate code from MM_Unix. Should move the linker code
- to its own method.
-
- =cut
-
- sub static_lib {
- my($self) = @_;
- return '' unless $self->has_link_code;
-
- my(@m);
- push(@m, <<'END');
- $(INST_STATIC): $(OBJECT) $(MYEXTLIB) $(INST_ARCHAUTODIR)$(DIRFILESEP).exists
- $(RM_RF) $@
- END
-
- # If this extension has its own library (eg SDBM_File)
- # then copy that to $(INST_STATIC) and add $(OBJECT) into it.
- push @m, <<'MAKE_FRAG' if $self->{MYEXTLIB};
- $(CP) $(MYEXTLIB) $@
- MAKE_FRAG
-
- push @m,
- q{ $(AR) }.($BORLAND ? '$@ $(OBJECT:^"+")'
- : ($GCC ? '-ru $@ $(OBJECT)'
- : '-out:$@ $(OBJECT)')).q{
- $(CHMOD) $(PERM_RWX) $@
- $(NOECHO) $(ECHO) "$(EXTRALIBS)" > $(INST_ARCHAUTODIR)\extralibs.ld
- };
-
- # Old mechanism - still available:
- push @m, <<'MAKE_FRAG' if $self->{PERL_SRC} && $self->{EXTRALIBS};
- $(NOECHO) $(ECHO) "$(EXTRALIBS)" >> $(PERL_SRC)\ext.libs
- MAKE_FRAG
-
- push @m, "\n", $self->dir_target('$(INST_ARCHAUTODIR)');
- join('', @m);
- }
-
-
- =item dynamic_lib (o)
-
- Complicated stuff for Win32 that I don't understand. :(
-
- =cut
-
- sub dynamic_lib {
- my($self, %attribs) = @_;
- return '' unless $self->needs_linking(); #might be because of a subdir
-
- return '' unless $self->has_link_code;
-
- my($otherldflags) = $attribs{OTHERLDFLAGS} || ($BORLAND ? 'c0d32.obj': '');
- my($inst_dynamic_dep) = $attribs{INST_DYNAMIC_DEP} || "";
- my($ldfrom) = '$(LDFROM)';
- my(@m);
-
- # one thing for GCC/Mingw32:
- # we try to overcome non-relocateable-DLL problems by generating
- # a (hopefully unique) image-base from the dll's name
- # -- BKS, 10-19-1999
- if ($GCC) {
- my $dllname = $self->{BASEEXT} . "." . $self->{DLEXT};
- $dllname =~ /(....)(.{0,4})/;
- my $baseaddr = unpack("n", $1 ^ $2);
- $otherldflags .= sprintf("-Wl,--image-base,0x%x0000 ", $baseaddr);
- }
-
- push(@m,'
- # This section creates the dynamically loadable $(INST_DYNAMIC)
- # from $(OBJECT) and possibly $(MYEXTLIB).
- OTHERLDFLAGS = '.$otherldflags.'
- INST_DYNAMIC_DEP = '.$inst_dynamic_dep.'
-
- $(INST_DYNAMIC): $(OBJECT) $(MYEXTLIB) $(BOOTSTRAP) $(INST_ARCHAUTODIR)$(DIRFILESEP).exists $(EXPORT_LIST) $(PERL_ARCHIVE) $(INST_DYNAMIC_DEP)
- ');
- if ($GCC) {
- push(@m,
- q{ dlltool --def $(EXPORT_LIST) --output-exp dll.exp
- $(LD) -o $@ -Wl,--base-file -Wl,dll.base $(LDDLFLAGS) }.$ldfrom.q{ $(OTHERLDFLAGS) $(MYEXTLIB) $(PERL_ARCHIVE) $(LDLOADLIBS) dll.exp
- dlltool --def $(EXPORT_LIST) --base-file dll.base --output-exp dll.exp
- $(LD) -o $@ $(LDDLFLAGS) }.$ldfrom.q{ $(OTHERLDFLAGS) $(MYEXTLIB) $(PERL_ARCHIVE) $(LDLOADLIBS) dll.exp });
- } elsif ($BORLAND) {
- push(@m,
- q{ $(LD) $(LDDLFLAGS) $(OTHERLDFLAGS) }.$ldfrom.q{,$@,,}
- .($DMAKE ? q{$(PERL_ARCHIVE:s,/,\,) $(LDLOADLIBS:s,/,\,) }
- .q{$(MYEXTLIB:s,/,\,),$(EXPORT_LIST:s,/,\,)}
- : q{$(subst /,\,$(PERL_ARCHIVE)) $(subst /,\,$(LDLOADLIBS)) }
- .q{$(subst /,\,$(MYEXTLIB)),$(subst /,\,$(EXPORT_LIST))})
- .q{,$(RESFILES)});
- } else { # VC
- push(@m,
- q{ $(LD) -out:$@ $(LDDLFLAGS) }.$ldfrom.q{ $(OTHERLDFLAGS) }
- .q{$(MYEXTLIB) $(PERL_ARCHIVE) $(LDLOADLIBS) -def:$(EXPORT_LIST)});
- }
- push @m, '
- $(CHMOD) $(PERM_RWX) $@
- ';
-
- push @m, $self->dir_target('$(INST_ARCHAUTODIR)');
- join('',@m);
- }
-
- =item clean
-
- Clean out some extra dll.{base,exp} files which might be generated by
- gcc. Otherwise, take out all *.pdb files.
-
- =cut
-
- sub clean
- {
- my ($self) = shift;
- my $s = $self->SUPER::clean(@_);
- my $clean = $GCC ? 'dll.base dll.exp' : '*.pdb';
- $s .= <<END;
- clean ::
- -\$(RM_F) $clean
-
- END
- return $s;
- }
-
- =item init_linker
-
- =cut
-
- sub init_linker {
- my $self = shift;
-
- $self->{PERL_ARCHIVE} = "\$(PERL_INC)\\$Config{libperl}";
- $self->{PERL_ARCHIVE_AFTER} = '';
- $self->{EXPORT_LIST} = '$(BASEEXT).def';
- }
-
-
- =item perl_script
-
- Checks for the perl program under several common perl extensions.
-
- =cut
-
- sub perl_script {
- my($self,$file) = @_;
- return $file if -r $file && -f _;
- return "$file.pl" if -r "$file.pl" && -f _;
- return "$file.plx" if -r "$file.plx" && -f _;
- return "$file.bat" if -r "$file.bat" && -f _;
- return;
- }
-
-
- =item xs_o (o)
-
- This target is stubbed out. Not sure why.
-
- =cut
-
- sub xs_o {
- return ''
- }
-
-
- =item pasthru (o)
-
- All we send is -nologo to nmake to prevent it from printing its damned
- banner.
-
- =cut
-
- sub pasthru {
- my($self) = shift;
- return "PASTHRU = " . ($NMAKE ? "-nologo" : "");
- }
-
-
- =item oneliner (o)
-
- These are based on what command.com does on Win98. They may be wrong
- for other Windows shells, I don't know.
-
- =cut
-
- sub oneliner {
- my($self, $cmd, $switches) = @_;
- $switches = [] unless defined $switches;
-
- # Strip leading and trailing newlines
- $cmd =~ s{^\n+}{};
- $cmd =~ s{\n+$}{};
-
- $cmd = $self->quote_literal($cmd);
- $cmd = $self->escape_newlines($cmd);
-
- $switches = join ' ', @$switches;
-
- return qq{\$(PERLRUN) $switches -e $cmd};
- }
-
-
- sub quote_literal {
- my($self, $text) = @_;
-
- # I don't know if this is correct, but it seems to work on
- # Win98's command.com
- $text =~ s{"}{\\"}g;
-
- # dmake eats '{' inside double quotes and leaves alone { outside double
- # quotes; however it transforms {{ into { either inside and outside double
- # quotes. It also translates }} into }. The escaping below is not
- # 100% correct.
- if( $DMAKE ) {
- $text =~ s/{/{{/g;
- $text =~ s/}}/}}}/g;
- }
-
- return qq{"$text"};
- }
-
-
- sub escape_newlines {
- my($self, $text) = @_;
-
- # Escape newlines
- $text =~ s{\n}{\\\n}g;
-
- return $text;
- }
-
-
- =item max_exec_len
-
- nmake 1.50 limits command length to 2048 characters.
-
- =cut
-
- sub max_exec_len {
- my $self = shift;
-
- return $self->{_MAX_EXEC_LEN} ||= 2 * 1024;
- }
-
-
- =item os_flavor
-
- Windows is Win32.
-
- =cut
-
- sub os_flavor {
- return('Win32');
- }
-
-
- 1;
- __END__
-
- =back
-
- =cut
-
-
-