5 use vars qw(@ISA $VERSION);
8 require ExtUtils::Liblist;
9 require ExtUtils::MakeMaker;
11 @ISA = qw(ExtUtils::Liblist ExtUtils::MakeMaker);
15 ExtUtils::MM - OS adjusted ExtUtils::MakeMaker subclass
20 my $mm = MM->new(...);
24 B<FOR INTERNAL USE ONLY>
26 ExtUtils::MM is a subclass of ExtUtils::MakeMaker which automatically
27 chooses the appropriate OS specific subclass for you
28 (ie. ExtUils::MM_Unix, etc...).
30 It also provides a convenient alias via the MM class (I didn't want
31 MakeMaker modules outside of ExtUtils/).
33 This class might turn out to be a temporary solution, but MM won't go
42 @ISA = qw(ExtUtils::MM);
47 $Is{VMS} = 1 if $^O eq 'VMS';
48 $Is{OS2} = 1 if $^O eq 'os2';
49 $Is{MacOS} = 1 if $^O eq 'MacOS';
50 if( $^O eq 'MSWin32' ) {
51 Win32::IsWin95() ? $Is{Win95} = 1 : $Is{Win32} = 1;
53 $Is{UWIN} = 1 if $^O eq 'uwin';
54 $Is{Cygwin} = 1 if $^O eq 'cygwin';
55 $Is{NW5} = 1 if $Config{osname} eq 'NetWare'; # intentional
56 $Is{BeOS} = 1 if $^O =~ /beos/i; # XXX should this be that loose?
57 $Is{DOS} = 1 if $^O eq 'dos';
59 $Is{Unix} = 1 if !keys %Is;
66 _assert( keys %Is == 1 );
70 my $class = "ExtUtils::MM_$OS";
71 eval "require $class" unless $INC{"ExtUtils/MM_$OS.pm"};
78 die sprintf "Assert failed at %s line %d\n", (caller)[1,2] unless $sanity;