8 my $no = join('|',qw(GDBM_File ODBM_File NDBM_File DB_File
9 Syslog SysV Langinfo));
15 sub set_static_extensions {
16 # adjust results of scan_ext, and also save
17 # statics in case scan_ext hasn't been called yet.
18 # if '*' is passed then all XS extensions are static
19 # (with possible exclusions)
23 my %excl = map {$_=>1} map {m/^!(.*)$/} @_[1 .. $#_];
24 @list = grep {!exists $excl{$_}} keys %ext;
28 $ext{$_} = 'static' if $ext{$_} && $ext{$_} eq 'dynamic';
35 find_ext("$dir/", '');
41 return sort grep $ext{$_} eq 'dynamic',keys %ext;
46 return sort grep $ext{$_} eq 'static',keys %ext;
51 return sort grep $ext{$_} eq 'nonxs',keys %ext;
56 return sort grep $ext{$_} ne 'known',keys %ext;
61 # faithfully copy Configure in not including nonxs extensions for the nonce
62 return sort grep $ext{$_} ne 'nonxs',keys %ext;
67 return $ext{$_[0]} eq 'static'
70 # Function to recursively find available extensions, ignoring DynaLoader
71 # NOTE: recursion limit of 10 to prevent runaway in case of symlink madness
76 opendir my $dh, "$ext_dir$prefix";
77 while (defined (my $item = readdir $dh)) {
78 next if $item =~ /^\.\.?$/;
79 next if $item eq "DynaLoader";
80 my $this_ext = "$prefix$item";
81 if (-f "$ext_dir$this_ext/$item.xs" || -f "$ext_dir$this_ext/$item.c" ) {
82 $ext{$this_ext} = $static{$this_ext} ? 'static' : 'dynamic';
83 } elsif (-f "$ext_dir$this_ext/Makefile.PL") {
84 $ext{$this_ext} = 'nonxs';
86 # It's not actually an extension. So recurse into it.
87 if (-d "$ext_dir$this_ext" && $prefix =~ tr#/## < 10) {
88 find_ext($ext_dir, "$this_ext/");
91 $ext{$this_ext} = 'known' if $ext{$this_ext} && $item =~ $no;
94 # Special case: Add in modules that nest beyond the first level.
95 # Currently threads/shared and Hash/Util/FieldHash, since they are
96 # not picked up by the recursive find above (and adding in general
97 # recursive finding breaks SDBM_File/sdbm).
98 # A.D. 20011025 (SDBM), ajgough 20071008 (FieldHash)
100 if (!$prefix && -d "${ext_dir}threads/shared") {
101 $ext{"threads/shared"} = 'dynamic';
103 if (!$prefix && -d "${ext_dir}Hash/Util/FieldHash") {
104 $ext{"Hash/Util/FieldHash"} = 'dynamic';
110 # cperl-indent-level: 4
111 # indent-tabs-mode: nil
114 # ex: set ts=8 sts=4 sw=4 et: