3 # Regenerate (overwriting only if changed):
7 # from information stored in this file.
9 # Accepts the standard regen_lib -q and -v args.
11 # This script is normally invoked from regen.pl.
17 # Get function prototypes
18 require 'regen/regen_lib.pl';
21 # These have a subtly different "namespace" from the magic types.
24 'sv' => {get => 'get', set => 'set', len => 'len'},
25 'env' => {set => 'set_all_env', clear => 'clear_all_env'},
26 'envelem' => {set => 'setenv', clear => 'clearenv'},
27 'sigelem' => {get => 'getsig', set => 'setsig', clear => 'clearsig',
28 cond => '#ifndef PERL_MICRO'},
29 'pack' => {len => 'sizepack', clear => 'wipepack'},
30 'packelem' => {get => 'getpack', set => 'setpack', clear => 'clearpack'},
31 'dbline' => {set => 'setdbline'},
32 'isa' => {set => 'setisa', clear => 'clearisa'},
33 'isaelem' => {set => 'setisa'},
34 'arylen' => {get => 'getarylen', set => 'setarylen', const => 1},
35 'arylen_p' => {free => 'freearylen_p'},
36 'mglob' => {set => 'setmglob'},
37 'nkeys' => {get => 'getnkeys', set => 'setnkeys'},
38 'taint' => {get => 'gettaint', set => 'settaint'},
39 'substr' => {get => 'getsubstr', set => 'setsubstr'},
40 'vec' => {get => 'getvec', set => 'setvec'},
41 'pos' => {get => 'getpos', set => 'setpos'},
42 'bm' => {set => 'setregexp'},
43 'fm' => {set => 'setregexp'},
44 'uvar' => {get => 'getuvar', set => 'setuvar'},
45 'defelem' => {get => 'getdefelem', set => 'setdefelem'},
46 'regexp' => {set => 'setregexp'},
47 'regdata' => {len => 'regdata_cnt'},
48 'regdatum' => {get => 'regdatum_get', set => 'regdatum_set'},
49 'amagic' => {set => 'setamagic', free => 'setamagic'},
50 'amagicelem' => {set => 'setamagic', free => 'setamagic'},
51 'backref' => {free => 'killbackrefs'},
52 'ovrld' => {free => 'freeovrld'},
53 'utf8' => {set => 'setutf8'},
54 'collxfrm' => {set => 'setcollxfrm',
55 cond => '#ifdef USE_LOCALE_COLLATE'},
56 'hintselem' => {set => 'sethint', clear => 'clearhint'},
57 'hints' => {clear => 'clearhints'},
60 my $h = open_new('mg_vtable.h', '>',
61 { by => 'regen/mg_vtable.pl', file => 'mg_vtable.h',
65 my @names = map {"want_vtbl_$_"} grep {!ref $_} @sig;
66 push @names, 'magic_vtable_max';
69 enum { /* pass one of these to get_vtbl */
77 /* These all need to be 0, not NULL, as NULL can be (void*)0, which is a
78 * pointer to data, whereas we're assigning pointers to functions, which are
79 * not the same beast. ANSI doesn't allow the assignment from one to the other.
80 * (although most, but not all, compilers are prepared to do it)
95 EXT_MGVTBL PL_magic_vtables[magic_vtable_max] = {
100 while (my ($name, $data) = splice @sig, 0, 2) {
101 push @vtable_names, $name;
103 $data->{$_} ? "Perl_magic_$data->{$_}" : 0;
104 } qw(get set len clear free copy dup local);
106 $funcs[0] = "(int (*)(pTHX_ SV *, MAGIC *))" . $funcs[0] if $data->{const};
107 my $funcs = join ", ", @funcs;
109 # Because we can't have a , after the last {...}
110 my $comma = @sig ? ',' : '';
112 print $h "$data->{cond}\n" if $data->{cond};
113 print $h " { $funcs }$comma\n";
114 print $h <<"EOH" if $data->{cond};
116 { 0, 0, 0, 0, 0, 0, 0, 0 }$comma
124 EXT_MGVTBL PL_magic_vtables[magic_vtable_max];
130 print $h "#define PL_vtbl_$_ PL_magic_vtables[want_vtbl_$_]\n"
131 foreach sort @vtable_names;
133 read_only_bottom_close_and_rename($h);