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 $dh, "$prefix$dir";
77 while (defined (my $xxx = readdir $dh)) {
78 next if $xxx =~ /^\.\.?$/;
79 if ($xxx ne "DynaLoader") {
80 if (-f "$prefix$dir$xxx/$xxx.xs" || -f "$prefix$dir$xxx/$xxx.c" ) {
81 $ext{"$dir$xxx"} = $static{"$dir$xxx"} ? 'static' : 'dynamic';
82 } elsif (-f "$prefix$dir$xxx/Makefile.PL") {
83 $ext{"$dir$xxx"} = 'nonxs';
85 if (-d "$prefix$dir$xxx" && $dir =~ tr#/## < 10) {
86 find_ext($prefix, "$dir$xxx/");
89 $ext{"$dir$xxx"} = 'known' if $ext{"$dir$xxx"} && $xxx =~ $no;
93 # Special case: Add in modules that nest beyond the first level.
94 # Currently threads/shared and Hash/Util/FieldHash, since they are
95 # not picked up by the recursive find above (and adding in general
96 # recursive finding breaks SDBM_File/sdbm).
97 # A.D. 20011025 (SDBM), ajgough 20071008 (FieldHash)
99 if (!$dir && -d "${prefix}threads/shared") {
100 $ext{"threads/shared"} = 'dynamic';
102 if (!$dir && -d "${prefix}Hash/Util/FieldHash") {
103 $ext{"Hash/Util/FieldHash"} = 'dynamic';