Commit | Line | Data |
---|---|---|
5f05dabc | 1 | #!/usr/bin/perl -w |
e50aee73 | 2 | |
954c1994 GS |
3 | require 5.003; # keep this compatible, an old perl is all we may have before |
4 | # we build the new one | |
5f05dabc | 5 | |
36bb303b NC |
6 | BEGIN { |
7 | # Get function prototypes | |
9ad884cb | 8 | require 'regen_lib.pl'; |
36bb303b NC |
9 | } |
10 | ||
cea2e8a9 | 11 | # |
346f75ff | 12 | # See database of global and static function prototypes in embed.fnc |
cea2e8a9 GS |
13 | # This is used to generate prototype headers under various configurations, |
14 | # export symbols lists for different platforms, and macros to provide an | |
15 | # implicit interpreter context argument. | |
16 | # | |
17 | ||
7f1be197 MB |
18 | sub do_not_edit ($) |
19 | { | |
20 | my $file = shift; | |
4373e329 | 21 | |
2419183b | 22 | my $years = '1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005'; |
4bb101f2 JH |
23 | |
24 | $years =~ s/1999,/1999,\n / if length $years > 40; | |
25 | ||
7f1be197 MB |
26 | my $warning = <<EOW; |
27 | ||
28 | $file | |
29 | ||
4bb101f2 | 30 | Copyright (C) $years, by Larry Wall and others |
7f1be197 MB |
31 | |
32 | You may distribute under the terms of either the GNU General Public | |
33 | License or the Artistic License, as specified in the README file. | |
34 | ||
35 | !!!!!!! DO NOT EDIT THIS FILE !!!!!!! | |
36 | This file is built by embed.pl from data in embed.fnc, embed.pl, | |
37 | pp.sym, intrpvar.h, perlvars.h and thrdvar.h. | |
38 | Any changes made here will be lost! | |
39 | ||
40 | Edit those files and run 'make regen_headers' to effect changes. | |
41 | ||
42 | EOW | |
43 | ||
cfa0b873 AT |
44 | $warning .= <<EOW if $file eq 'perlapi.c'; |
45 | ||
46 | Up to the threshold of the door there mounted a flight of twenty-seven | |
47 | broad stairs, hewn by some unknown art of the same black stone. This | |
48 | was the only entrance to the tower. | |
49 | ||
50 | ||
51 | EOW | |
52 | ||
7f1be197 | 53 | if ($file =~ m:\.[ch]$:) { |
0ea9712b MB |
54 | $warning =~ s:^: * :gm; |
55 | $warning =~ s: +$::gm; | |
56 | $warning =~ s: :/:; | |
57 | $warning =~ s:$:/:; | |
7f1be197 MB |
58 | } |
59 | else { | |
0ea9712b MB |
60 | $warning =~ s:^:# :gm; |
61 | $warning =~ s: +$::gm; | |
7f1be197 MB |
62 | } |
63 | $warning; | |
64 | } # do_not_edit | |
65 | ||
94bdecf9 | 66 | open IN, "embed.fnc" or die $!; |
cea2e8a9 GS |
67 | |
68 | # walk table providing an array of components in each line to | |
69 | # subroutine, printing the result | |
70 | sub walk_table (&@) { | |
71 | my $function = shift; | |
72 | my $filename = shift || '-'; | |
0ea9712b MB |
73 | my $leader = shift; |
74 | defined $leader or $leader = do_not_edit ($filename); | |
cea2e8a9 GS |
75 | my $trailer = shift; |
76 | my $F; | |
77 | local *F; | |
78 | if (ref $filename) { # filehandle | |
79 | $F = $filename; | |
80 | } | |
81 | else { | |
36bb303b | 82 | safer_unlink $filename; |
cea2e8a9 | 83 | open F, ">$filename" or die "Can't open $filename: $!"; |
dfb1454f | 84 | binmode F; |
cea2e8a9 GS |
85 | $F = \*F; |
86 | } | |
87 | print $F $leader if $leader; | |
94bdecf9 JH |
88 | seek IN, 0, 0; # so we may restart |
89 | while (<IN>) { | |
cea2e8a9 | 90 | chomp; |
1d7c1841 | 91 | next if /^:/; |
cea2e8a9 | 92 | while (s|\\$||) { |
94bdecf9 | 93 | $_ .= <IN>; |
cea2e8a9 GS |
94 | chomp; |
95 | } | |
23f1b5c3 | 96 | s/\s+$//; |
cea2e8a9 GS |
97 | my @args; |
98 | if (/^\s*(#|$)/) { | |
99 | @args = $_; | |
100 | } | |
101 | else { | |
102 | @args = split /\s*\|\s*/, $_; | |
103 | } | |
4373e329 AL |
104 | my @outs = &{$function}(@args); |
105 | print $F @outs; # $function->(@args) is not 5.003 | |
cea2e8a9 GS |
106 | } |
107 | print $F $trailer if $trailer; | |
36bb303b NC |
108 | unless (ref $filename) { |
109 | close $F or die "Error closing $filename: $!"; | |
110 | } | |
cea2e8a9 GS |
111 | } |
112 | ||
113 | sub munge_c_files () { | |
114 | my $functions = {}; | |
115 | unless (@ARGV) { | |
4373e329 | 116 | warn "\@ARGV empty, nothing to do\n"; |
cea2e8a9 GS |
117 | return; |
118 | } | |
119 | walk_table { | |
120 | if (@_ > 1) { | |
121 | $functions->{$_[2]} = \@_ if $_[@_-1] =~ /\.\.\./; | |
122 | } | |
0ea9712b | 123 | } '/dev/null', ''; |
cea2e8a9 GS |
124 | local $^I = '.bak'; |
125 | while (<>) { | |
126 | # if (/^#\s*include\s+"perl.h"/) { | |
127 | # my $file = uc $ARGV; | |
128 | # $file =~ s/\./_/g; | |
129 | # print "#define PERL_IN_$file\n"; | |
130 | # } | |
131 | # s{^(\w+)\s*\(} | |
132 | # { | |
133 | # my $f = $1; | |
134 | # my $repl = "$f("; | |
135 | # if (exists $functions->{$f}) { | |
136 | # my $flags = $functions->{$f}[0]; | |
137 | # $repl = "Perl_$repl" if $flags =~ /p/; | |
138 | # unless ($flags =~ /n/) { | |
139 | # $repl .= "pTHX"; | |
140 | # $repl .= "_ " if @{$functions->{$f}} > 3; | |
141 | # } | |
142 | # warn("$ARGV:$.:$repl\n"); | |
143 | # } | |
144 | # $repl; | |
145 | # }e; | |
146 | s{(\b(\w+)[ \t]*\([ \t]*(?!aTHX))} | |
147 | { | |
148 | my $repl = $1; | |
149 | my $f = $2; | |
150 | if (exists $functions->{$f}) { | |
151 | $repl .= "aTHX_ "; | |
152 | warn("$ARGV:$.:$`#$repl#$'"); | |
153 | } | |
154 | $repl; | |
155 | }eg; | |
156 | print; | |
157 | close ARGV if eof; # restart $. | |
158 | } | |
159 | exit; | |
160 | } | |
161 | ||
162 | #munge_c_files(); | |
163 | ||
164 | # generate proto.h | |
0cb96387 GS |
165 | my $wrote_protected = 0; |
166 | ||
cea2e8a9 GS |
167 | sub write_protos { |
168 | my $ret = ""; | |
169 | if (@_ == 1) { | |
170 | my $arg = shift; | |
1d7c1841 | 171 | $ret .= "$arg\n"; |
cea2e8a9 GS |
172 | } |
173 | else { | |
174 | my ($flags,$retval,$func,@args) = @_; | |
4373e329 AL |
175 | my @nonnull; |
176 | my $has_context = ( $flags !~ /n/ ); | |
3c1e9986 | 177 | $ret .= '/* ' if $flags =~ /m/; |
cea2e8a9 GS |
178 | if ($flags =~ /s/) { |
179 | $retval = "STATIC $retval"; | |
180 | $func = "S_$func"; | |
181 | } | |
0cb96387 | 182 | else { |
1d7c1841 | 183 | $retval = "PERL_CALLCONV $retval"; |
0cb96387 GS |
184 | if ($flags =~ /p/) { |
185 | $func = "Perl_$func"; | |
186 | } | |
cea2e8a9 GS |
187 | } |
188 | $ret .= "$retval\t$func("; | |
4373e329 AL |
189 | if ( $has_context ) { |
190 | $ret .= @args ? "pTHX_ " : "pTHX"; | |
cea2e8a9 GS |
191 | } |
192 | if (@args) { | |
4373e329 AL |
193 | my $n; |
194 | for my $arg ( @args ) { | |
195 | ++$n; | |
196 | push( @nonnull, $n ) if ( $arg =~ s/\s*\bNN\b\s+// ); | |
197 | } | |
cea2e8a9 GS |
198 | $ret .= join ", ", @args; |
199 | } | |
200 | else { | |
4373e329 | 201 | $ret .= "void" if !$has_context; |
cea2e8a9 GS |
202 | } |
203 | $ret .= ")"; | |
f54cb97a AL |
204 | my @attrs; |
205 | if ( $flags =~ /r/ ) { | |
206 | push @attrs, "__attribute__((noreturn))"; | |
207 | } | |
208 | if ( $flags =~ /a/ ) { | |
209 | push @attrs, "__attribute__((malloc))"; | |
210 | $flags .= "R"; # All allocing must check return value | |
211 | } | |
212 | if ( $flags =~ /R/ ) { | |
213 | push @attrs, "__attribute__((warn_unused_result))"; | |
214 | } | |
215 | if ( $flags =~ /P/ ) { | |
216 | push @attrs, "__attribute__((pure))"; | |
217 | } | |
1c846c1f | 218 | if( $flags =~ /f/ ) { |
4373e329 | 219 | my $prefix = $has_context ? 'pTHX_' : ''; |
1c846c1f | 220 | my $args = scalar @args; |
f54cb97a | 221 | push @attrs, sprintf "__attribute__format__(__printf__,%s%d,%s%d)", |
1c846c1f | 222 | $prefix, $args - 1, $prefix, $args; |
894356b3 | 223 | } |
4373e329 | 224 | if ( @nonnull ) { |
3d42dc86 | 225 | my @pos = map { $has_context ? "pTHX_$_" : $_ } @nonnull; |
f54cb97a AL |
226 | push @attrs, sprintf( "__attribute__((nonnull(%s)))", join( ",", @pos ) ); |
227 | } | |
228 | if ( @attrs ) { | |
229 | $ret .= "\n"; | |
230 | $ret .= join( "\n", map { "\t\t\t$_" } @attrs ); | |
4373e329 | 231 | } |
af3c7592 | 232 | $ret .= ";"; |
3c1e9986 | 233 | $ret .= ' */' if $flags =~ /m/; |
f54cb97a | 234 | $ret .= @attrs ? "\n\n" : "\n"; |
cea2e8a9 GS |
235 | } |
236 | $ret; | |
237 | } | |
238 | ||
954c1994 | 239 | # generates global.sym (API export list), and populates %global with global symbols |
cea2e8a9 GS |
240 | sub write_global_sym { |
241 | my $ret = ""; | |
242 | if (@_ > 1) { | |
243 | my ($flags,$retval,$func,@args) = @_; | |
db2b0bab JH |
244 | if ($flags =~ /[AX]/ && $flags !~ /[xm]/ |
245 | || $flags =~ /b/) { # public API, so export | |
246 | $func = "Perl_$func" if $flags =~ /[pbX]/; | |
cea2e8a9 GS |
247 | $ret = "$func\n"; |
248 | } | |
249 | } | |
250 | $ret; | |
251 | } | |
252 | ||
b445a7d9 SR |
253 | walk_table(\&write_protos, "proto.h", undef); |
254 | walk_table(\&write_global_sym, "global.sym", undef); | |
cea2e8a9 | 255 | |
709f4e38 GS |
256 | # XXX others that may need adding |
257 | # warnhook | |
258 | # hints | |
259 | # copline | |
84fee439 | 260 | my @extvars = qw(sv_undef sv_yes sv_no na dowarn |
4373e329 AL |
261 | curcop compiling |
262 | tainting tainted stack_base stack_sp sv_arenaroot | |
256a4781 | 263 | no_modify |
4373e329 AL |
264 | curstash DBsub DBsingle DBassertion debstash |
265 | rsfp | |
266 | stdingv | |
6b88bc9c GS |
267 | defgv |
268 | errgv | |
3070f6ec GS |
269 | rsfp_filters |
270 | perldb | |
709f4e38 GS |
271 | diehook |
272 | dirty | |
273 | perl_destruct_level | |
ac634a9a | 274 | ppaddr |
84fee439 NIS |
275 | ); |
276 | ||
5f05dabc | 277 | sub readsyms (\%$) { |
278 | my ($syms, $file) = @_; | |
5f05dabc | 279 | local (*FILE, $_); |
280 | open(FILE, "< $file") | |
281 | or die "embed.pl: Can't open $file: $!\n"; | |
282 | while (<FILE>) { | |
283 | s/[ \t]*#.*//; # Delete comments. | |
284 | if (/^\s*(\S+)\s*$/) { | |
22c35a8c GS |
285 | my $sym = $1; |
286 | warn "duplicate symbol $sym while processing $file\n" | |
287 | if exists $$syms{$sym}; | |
288 | $$syms{$sym} = 1; | |
5f05dabc | 289 | } |
290 | } | |
291 | close(FILE); | |
292 | } | |
293 | ||
cea2e8a9 GS |
294 | # Perl_pp_* and Perl_ck_* are in pp.sym |
295 | readsyms my %ppsym, 'pp.sym'; | |
5f05dabc | 296 | |
c6af7a1a GS |
297 | sub readvars(\%$$@) { |
298 | my ($syms, $file,$pre,$keep_pre) = @_; | |
d4cce5f1 NIS |
299 | local (*FILE, $_); |
300 | open(FILE, "< $file") | |
301 | or die "embed.pl: Can't open $file: $!\n"; | |
302 | while (<FILE>) { | |
303 | s/[ \t]*#.*//; # Delete comments. | |
27da23d5 | 304 | if (/PERLVARA?I?S?C?\($pre(\w+)/) { |
22c35a8c | 305 | my $sym = $1; |
c6af7a1a | 306 | $sym = $pre . $sym if $keep_pre; |
22c35a8c GS |
307 | warn "duplicate symbol $sym while processing $file\n" |
308 | if exists $$syms{$sym}; | |
51371543 | 309 | $$syms{$sym} = $pre || 1; |
d4cce5f1 NIS |
310 | } |
311 | } | |
312 | close(FILE); | |
313 | } | |
314 | ||
315 | my %intrp; | |
316 | my %thread; | |
317 | ||
318 | readvars %intrp, 'intrpvar.h','I'; | |
319 | readvars %thread, 'thrdvar.h','T'; | |
22239a37 | 320 | readvars %globvar, 'perlvars.h','G'; |
d4cce5f1 | 321 | |
4543f4c0 PP |
322 | my $sym; |
323 | foreach $sym (sort keys %thread) { | |
34b58025 | 324 | warn "$sym in intrpvar.h as well as thrdvar.h\n" if exists $intrp{$sym}; |
51371543 | 325 | } |
d4cce5f1 | 326 | |
c6af7a1a GS |
327 | sub undefine ($) { |
328 | my ($sym) = @_; | |
329 | "#undef $sym\n"; | |
330 | } | |
331 | ||
5f05dabc | 332 | sub hide ($$) { |
333 | my ($from, $to) = @_; | |
334 | my $t = int(length($from) / 8); | |
335 | "#define $from" . "\t" x ($t < 3 ? 3 - $t : 1) . "$to\n"; | |
336 | } | |
c6af7a1a | 337 | |
6f4183fe | 338 | sub bincompat_var ($$) { |
51371543 | 339 | my ($pfx, $sym) = @_; |
acfe0abc | 340 | my $arg = ($pfx eq 'G' ? 'NULL' : 'aTHX'); |
c5be433b | 341 | undefine("PL_$sym") . hide("PL_$sym", "(*Perl_${pfx}${sym}_ptr($arg))"); |
c6af7a1a GS |
342 | } |
343 | ||
d4cce5f1 NIS |
344 | sub multon ($$$) { |
345 | my ($sym,$pre,$ptr) = @_; | |
3280af22 | 346 | hide("PL_$sym", "($ptr$pre$sym)"); |
5f05dabc | 347 | } |
54aff467 | 348 | |
d4cce5f1 NIS |
349 | sub multoff ($$) { |
350 | my ($sym,$pre) = @_; | |
533c011a | 351 | return hide("PL_$pre$sym", "PL_$sym"); |
5f05dabc | 352 | } |
353 | ||
36bb303b | 354 | safer_unlink 'embed.h'; |
cea2e8a9 | 355 | open(EM, '> embed.h') or die "Can't create embed.h: $!\n"; |
dfb1454f | 356 | binmode EM; |
e50aee73 | 357 | |
7f1be197 | 358 | print EM do_not_edit ("embed.h"), <<'END'; |
e50aee73 AD |
359 | |
360 | /* (Doing namespace management portably in C is really gross.) */ | |
361 | ||
d51482e4 JH |
362 | /* By defining PERL_NO_SHORT_NAMES (not done by default) the short forms |
363 | * (like warn instead of Perl_warn) for the API are not defined. | |
364 | * Not defining the short forms is a good thing for cleaner embedding. */ | |
365 | ||
366 | #ifndef PERL_NO_SHORT_NAMES | |
820c3be9 | 367 | |
22c35a8c | 368 | /* Hide global symbols */ |
5f05dabc | 369 | |
cea2e8a9 | 370 | #if !defined(PERL_IMPLICIT_CONTEXT) |
e50aee73 | 371 | |
e50aee73 AD |
372 | END |
373 | ||
da4ddda1 NC |
374 | # Try to elimiate lots of repeated |
375 | # #ifdef PERL_CORE | |
376 | # foo | |
377 | # #endif | |
378 | # #ifdef PERL_CORE | |
379 | # bar | |
380 | # #endif | |
381 | # by tracking state and merging foo and bar into one block. | |
382 | my $ifdef_state = ''; | |
383 | ||
cea2e8a9 GS |
384 | walk_table { |
385 | my $ret = ""; | |
da4ddda1 | 386 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
387 | if (@_ == 1) { |
388 | my $arg = shift; | |
12a98ad5 | 389 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
390 | } |
391 | else { | |
392 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 393 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
394 | if ($flags =~ /s/) { |
395 | $ret .= hide($func,"S_$func"); | |
396 | } | |
397 | elsif ($flags =~ /p/) { | |
398 | $ret .= hide($func,"Perl_$func"); | |
399 | } | |
400 | } | |
47e67c64 | 401 | if ($ret ne '' && $flags !~ /A/) { |
de37762f | 402 | if ($flags =~ /E/) { |
da4ddda1 NC |
403 | $new_ifdef_state |
404 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
405 | } | |
406 | else { | |
407 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
408 | } | |
409 | ||
410 | if ($new_ifdef_state ne $ifdef_state) { | |
411 | $ret = $new_ifdef_state . $ret; | |
de37762f HS |
412 | } |
413 | } | |
cea2e8a9 | 414 | } |
da4ddda1 NC |
415 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
416 | # Close the old one ahead of opening the new one. | |
417 | $ret = "#endif\n$ret"; | |
418 | } | |
419 | # Remember the new state. | |
420 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 421 | $ret; |
0ea9712b | 422 | } \*EM, ""; |
cea2e8a9 | 423 | |
da4ddda1 NC |
424 | if ($ifdef_state) { |
425 | print EM "#endif\n"; | |
426 | } | |
427 | ||
cea2e8a9 GS |
428 | for $sym (sort keys %ppsym) { |
429 | $sym =~ s/^Perl_//; | |
430 | print EM hide($sym, "Perl_$sym"); | |
431 | } | |
432 | ||
433 | print EM <<'END'; | |
434 | ||
435 | #else /* PERL_IMPLICIT_CONTEXT */ | |
436 | ||
437 | END | |
438 | ||
439 | my @az = ('a'..'z'); | |
440 | ||
da4ddda1 | 441 | $ifdef_state = ''; |
cea2e8a9 GS |
442 | walk_table { |
443 | my $ret = ""; | |
da4ddda1 | 444 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
445 | if (@_ == 1) { |
446 | my $arg = shift; | |
12a98ad5 | 447 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
448 | } |
449 | else { | |
450 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 451 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
452 | my $args = scalar @args; |
453 | if ($args and $args[$args-1] =~ /\.\.\./) { | |
454 | # we're out of luck for varargs functions under CPP | |
455 | } | |
456 | elsif ($flags =~ /n/) { | |
457 | if ($flags =~ /s/) { | |
458 | $ret .= hide($func,"S_$func"); | |
459 | } | |
460 | elsif ($flags =~ /p/) { | |
461 | $ret .= hide($func,"Perl_$func"); | |
462 | } | |
463 | } | |
464 | else { | |
465 | my $alist = join(",", @az[0..$args-1]); | |
466 | $ret = "#define $func($alist)"; | |
467 | my $t = int(length($ret) / 8); | |
468 | $ret .= "\t" x ($t < 4 ? 4 - $t : 1); | |
469 | if ($flags =~ /s/) { | |
470 | $ret .= "S_$func(aTHX"; | |
471 | } | |
472 | elsif ($flags =~ /p/) { | |
473 | $ret .= "Perl_$func(aTHX"; | |
474 | } | |
475 | $ret .= "_ " if $alist; | |
476 | $ret .= $alist . ")\n"; | |
477 | } | |
478 | } | |
da4ddda1 | 479 | unless ($flags =~ /A/) { |
de37762f | 480 | if ($flags =~ /E/) { |
da4ddda1 NC |
481 | $new_ifdef_state |
482 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
483 | } | |
484 | else { | |
485 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
486 | } | |
487 | ||
488 | if ($new_ifdef_state ne $ifdef_state) { | |
489 | $ret = $new_ifdef_state . $ret; | |
de37762f HS |
490 | } |
491 | } | |
cea2e8a9 | 492 | } |
da4ddda1 NC |
493 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
494 | # Close the old one ahead of opening the new one. | |
495 | $ret = "#endif\n$ret"; | |
496 | } | |
497 | # Remember the new state. | |
498 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 499 | $ret; |
0ea9712b | 500 | } \*EM, ""; |
cea2e8a9 | 501 | |
da4ddda1 NC |
502 | if ($ifdef_state) { |
503 | print EM "#endif\n"; | |
504 | } | |
505 | ||
cea2e8a9 GS |
506 | for $sym (sort keys %ppsym) { |
507 | $sym =~ s/^Perl_//; | |
508 | if ($sym =~ /^ck_/) { | |
509 | print EM hide("$sym(a)", "Perl_$sym(aTHX_ a)"); | |
510 | } | |
511 | elsif ($sym =~ /^pp_/) { | |
512 | print EM hide("$sym()", "Perl_$sym(aTHX)"); | |
513 | } | |
514 | else { | |
515 | warn "Illegal symbol '$sym' in pp.sym"; | |
516 | } | |
e50aee73 AD |
517 | } |
518 | ||
e50aee73 AD |
519 | print EM <<'END'; |
520 | ||
cea2e8a9 | 521 | #endif /* PERL_IMPLICIT_CONTEXT */ |
22c35a8c | 522 | |
d51482e4 | 523 | #endif /* #ifndef PERL_NO_SHORT_NAMES */ |
35209cc8 | 524 | |
22c35a8c GS |
525 | END |
526 | ||
22c35a8c GS |
527 | print EM <<'END'; |
528 | ||
cea2e8a9 GS |
529 | /* Compatibility stubs. Compile extensions with -DPERL_NOCOMPAT to |
530 | disable them. | |
531 | */ | |
532 | ||
538feb02 | 533 | #if !defined(PERL_CORE) |
5bc28da9 NIS |
534 | # define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,PTR2IV(ptr)) |
535 | # define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,PTR2IV(ptr)) | |
538feb02 | 536 | #endif |
cea2e8a9 | 537 | |
08e5223a | 538 | #if !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) |
cea2e8a9 GS |
539 | |
540 | /* Compatibility for various misnamed functions. All functions | |
541 | in the API that begin with "perl_" (not "Perl_") take an explicit | |
542 | interpreter context pointer. | |
543 | The following are not like that, but since they had a "perl_" | |
544 | prefix in previous versions, we provide compatibility macros. | |
545 | */ | |
65cec589 GS |
546 | # define perl_atexit(a,b) call_atexit(a,b) |
547 | # define perl_call_argv(a,b,c) call_argv(a,b,c) | |
548 | # define perl_call_pv(a,b) call_pv(a,b) | |
549 | # define perl_call_method(a,b) call_method(a,b) | |
550 | # define perl_call_sv(a,b) call_sv(a,b) | |
551 | # define perl_eval_sv(a,b) eval_sv(a,b) | |
552 | # define perl_eval_pv(a,b) eval_pv(a,b) | |
553 | # define perl_require_pv(a) require_pv(a) | |
554 | # define perl_get_sv(a,b) get_sv(a,b) | |
555 | # define perl_get_av(a,b) get_av(a,b) | |
556 | # define perl_get_hv(a,b) get_hv(a,b) | |
557 | # define perl_get_cv(a,b) get_cv(a,b) | |
558 | # define perl_init_i18nl10n(a) init_i18nl10n(a) | |
559 | # define perl_init_i18nl14n(a) init_i18nl14n(a) | |
560 | # define perl_new_ctype(a) new_ctype(a) | |
561 | # define perl_new_collate(a) new_collate(a) | |
562 | # define perl_new_numeric(a) new_numeric(a) | |
cea2e8a9 GS |
563 | |
564 | /* varargs functions can't be handled with CPP macros. :-( | |
565 | This provides a set of compatibility functions that don't take | |
566 | an extra argument but grab the context pointer using the macro | |
567 | dTHX. | |
568 | */ | |
d51482e4 | 569 | #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_NO_SHORT_NAMES) |
cea2e8a9 | 570 | # define croak Perl_croak_nocontext |
c5be433b | 571 | # define deb Perl_deb_nocontext |
cea2e8a9 GS |
572 | # define die Perl_die_nocontext |
573 | # define form Perl_form_nocontext | |
e4783991 | 574 | # define load_module Perl_load_module_nocontext |
5a844595 | 575 | # define mess Perl_mess_nocontext |
cea2e8a9 GS |
576 | # define newSVpvf Perl_newSVpvf_nocontext |
577 | # define sv_catpvf Perl_sv_catpvf_nocontext | |
578 | # define sv_setpvf Perl_sv_setpvf_nocontext | |
579 | # define warn Perl_warn_nocontext | |
c5be433b | 580 | # define warner Perl_warner_nocontext |
cea2e8a9 GS |
581 | # define sv_catpvf_mg Perl_sv_catpvf_mg_nocontext |
582 | # define sv_setpvf_mg Perl_sv_setpvf_mg_nocontext | |
583 | #endif | |
584 | ||
585 | #endif /* !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) */ | |
586 | ||
587 | #if !defined(PERL_IMPLICIT_CONTEXT) | |
588 | /* undefined symbols, point them back at the usual ones */ | |
589 | # define Perl_croak_nocontext Perl_croak | |
590 | # define Perl_die_nocontext Perl_die | |
c5be433b | 591 | # define Perl_deb_nocontext Perl_deb |
cea2e8a9 | 592 | # define Perl_form_nocontext Perl_form |
e4783991 | 593 | # define Perl_load_module_nocontext Perl_load_module |
5a844595 | 594 | # define Perl_mess_nocontext Perl_mess |
c5be433b GS |
595 | # define Perl_newSVpvf_nocontext Perl_newSVpvf |
596 | # define Perl_sv_catpvf_nocontext Perl_sv_catpvf | |
597 | # define Perl_sv_setpvf_nocontext Perl_sv_setpvf | |
cea2e8a9 | 598 | # define Perl_warn_nocontext Perl_warn |
c5be433b | 599 | # define Perl_warner_nocontext Perl_warner |
cea2e8a9 GS |
600 | # define Perl_sv_catpvf_mg_nocontext Perl_sv_catpvf_mg |
601 | # define Perl_sv_setpvf_mg_nocontext Perl_sv_setpvf_mg | |
602 | #endif | |
db5cf5a9 | 603 | |
d4cce5f1 NIS |
604 | END |
605 | ||
36bb303b | 606 | close(EM) or die "Error closing EM: $!"; |
d4cce5f1 | 607 | |
36bb303b | 608 | safer_unlink 'embedvar.h'; |
d4cce5f1 NIS |
609 | open(EM, '> embedvar.h') |
610 | or die "Can't create embedvar.h: $!\n"; | |
dfb1454f | 611 | binmode EM; |
d4cce5f1 | 612 | |
7f1be197 | 613 | print EM do_not_edit ("embedvar.h"), <<'END'; |
d4cce5f1 NIS |
614 | |
615 | /* (Doing namespace management portably in C is really gross.) */ | |
616 | ||
54aff467 | 617 | /* |
3db8f154 MB |
618 | The following combinations of MULTIPLICITY and PERL_IMPLICIT_CONTEXT |
619 | are supported: | |
54aff467 GS |
620 | 1) none |
621 | 2) MULTIPLICITY # supported for compatibility | |
622 | 3) MULTIPLICITY && PERL_IMPLICIT_CONTEXT | |
54aff467 GS |
623 | |
624 | All other combinations of these flags are errors. | |
625 | ||
3db8f154 | 626 | only #3 is supported directly, while #2 is a special |
54aff467 GS |
627 | case of #3 (supported by redefining vTHX appropriately). |
628 | */ | |
cea2e8a9 | 629 | |
54aff467 | 630 | #if defined(MULTIPLICITY) |
3db8f154 | 631 | /* cases 2 and 3 above */ |
cea2e8a9 | 632 | |
54aff467 GS |
633 | # if defined(PERL_IMPLICIT_CONTEXT) |
634 | # define vTHX aTHX | |
635 | # else | |
636 | # define vTHX PERL_GET_INTERP | |
637 | # endif | |
cea2e8a9 | 638 | |
e50aee73 AD |
639 | END |
640 | ||
d4cce5f1 | 641 | for $sym (sort keys %thread) { |
54aff467 | 642 | print EM multon($sym,'T','vTHX->'); |
d4cce5f1 NIS |
643 | } |
644 | ||
645 | print EM <<'END'; | |
646 | ||
54aff467 | 647 | /* cases 2 and 3 above */ |
55497cff | 648 | |
649 | END | |
760ac839 | 650 | |
d4cce5f1 | 651 | for $sym (sort keys %intrp) { |
54aff467 | 652 | print EM multon($sym,'I','vTHX->'); |
d4cce5f1 NIS |
653 | } |
654 | ||
655 | print EM <<'END'; | |
656 | ||
54aff467 | 657 | #else /* !MULTIPLICITY */ |
1d7c1841 | 658 | |
3db8f154 | 659 | /* case 1 above */ |
5f05dabc | 660 | |
56d28764 | 661 | END |
e50aee73 | 662 | |
d4cce5f1 | 663 | for $sym (sort keys %intrp) { |
54aff467 | 664 | print EM multoff($sym,'I'); |
d4cce5f1 NIS |
665 | } |
666 | ||
667 | print EM <<'END'; | |
668 | ||
d4cce5f1 NIS |
669 | END |
670 | ||
671 | for $sym (sort keys %thread) { | |
54aff467 | 672 | print EM multoff($sym,'T'); |
d4cce5f1 NIS |
673 | } |
674 | ||
675 | print EM <<'END'; | |
676 | ||
54aff467 | 677 | #endif /* MULTIPLICITY */ |
d4cce5f1 | 678 | |
54aff467 | 679 | #if defined(PERL_GLOBAL_STRUCT) |
22239a37 NIS |
680 | |
681 | END | |
682 | ||
683 | for $sym (sort keys %globvar) { | |
27da23d5 JH |
684 | print EM multon($sym, 'G','my_vars->'); |
685 | print EM multon("G$sym",'', 'my_vars->'); | |
22239a37 NIS |
686 | } |
687 | ||
688 | print EM <<'END'; | |
689 | ||
690 | #else /* !PERL_GLOBAL_STRUCT */ | |
691 | ||
692 | END | |
693 | ||
694 | for $sym (sort keys %globvar) { | |
695 | print EM multoff($sym,'G'); | |
696 | } | |
697 | ||
698 | print EM <<'END'; | |
699 | ||
22239a37 NIS |
700 | #endif /* PERL_GLOBAL_STRUCT */ |
701 | ||
85add8c2 | 702 | #ifdef PERL_POLLUTE /* disabled by default in 5.6.0 */ |
84fee439 NIS |
703 | |
704 | END | |
705 | ||
706 | for $sym (sort @extvars) { | |
707 | print EM hide($sym,"PL_$sym"); | |
708 | } | |
709 | ||
710 | print EM <<'END'; | |
711 | ||
db5cf5a9 | 712 | #endif /* PERL_POLLUTE */ |
84fee439 NIS |
713 | END |
714 | ||
36bb303b | 715 | close(EM) or die "Error closing EM: $!"; |
c6af7a1a | 716 | |
36bb303b NC |
717 | safer_unlink 'perlapi.h'; |
718 | safer_unlink 'perlapi.c'; | |
51371543 | 719 | open(CAPI, '> perlapi.c') or die "Can't create perlapi.c: $!\n"; |
dfb1454f | 720 | binmode CAPI; |
51371543 | 721 | open(CAPIH, '> perlapi.h') or die "Can't create perlapi.h: $!\n"; |
dfb1454f | 722 | binmode CAPIH; |
51371543 | 723 | |
7f1be197 | 724 | print CAPIH do_not_edit ("perlapi.h"), <<'EOT'; |
51371543 | 725 | |
51371543 | 726 | /* declare accessor functions for Perl variables */ |
6f4183fe GS |
727 | #ifndef __perlapi_h__ |
728 | #define __perlapi_h__ | |
51371543 | 729 | |
acfe0abc | 730 | #if defined (MULTIPLICITY) |
c5be433b | 731 | |
51371543 GS |
732 | START_EXTERN_C |
733 | ||
734 | #undef PERLVAR | |
735 | #undef PERLVARA | |
736 | #undef PERLVARI | |
737 | #undef PERLVARIC | |
27da23d5 | 738 | #undef PERLVARISC |
acfe0abc | 739 | #define PERLVAR(v,t) EXTERN_C t* Perl_##v##_ptr(pTHX); |
51371543 | 740 | #define PERLVARA(v,n,t) typedef t PL_##v##_t[n]; \ |
acfe0abc | 741 | EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX); |
51371543 | 742 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 743 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
27da23d5 JH |
744 | #define PERLVARISC(v,i) typedef const char PL_##v##_t[sizeof(i)]; \ |
745 | EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX); | |
51371543 GS |
746 | |
747 | #include "thrdvar.h" | |
748 | #include "intrpvar.h" | |
749 | #include "perlvars.h" | |
750 | ||
751 | #undef PERLVAR | |
752 | #undef PERLVARA | |
753 | #undef PERLVARI | |
754 | #undef PERLVARIC | |
27da23d5 JH |
755 | #undef PERLVARISC |
756 | ||
757 | #ifndef PERL_GLOBAL_STRUCT | |
758 | EXTERN_C Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX); | |
759 | EXTERN_C Perl_check_t** Perl_Gcheck_ptr(pTHX); | |
760 | EXTERN_C unsigned char** Perl_Gfold_locale_ptr(pTHX); | |
761 | #define Perl_ppaddr_ptr Perl_Gppaddr_ptr | |
762 | #define Perl_check_ptr Perl_Gcheck_ptr | |
763 | #define Perl_fold_locale_ptr Perl_Gfold_locale_ptr | |
764 | #endif | |
51371543 GS |
765 | |
766 | END_EXTERN_C | |
767 | ||
682fc664 | 768 | #if defined(PERL_CORE) |
6f4183fe | 769 | |
682fc664 GS |
770 | /* accessor functions for Perl variables (provide binary compatibility) */ |
771 | ||
772 | /* these need to be mentioned here, or most linkers won't put them in | |
773 | the perl executable */ | |
774 | ||
775 | #ifndef PERL_NO_FORCE_LINK | |
776 | ||
777 | START_EXTERN_C | |
778 | ||
779 | #ifndef DOINIT | |
27da23d5 | 780 | EXTCONST void * const PL_force_link_funcs[]; |
682fc664 | 781 | #else |
27da23d5 | 782 | EXTCONST void * const PL_force_link_funcs[] = { |
682fc664 GS |
783 | #undef PERLVAR |
784 | #undef PERLVARA | |
785 | #undef PERLVARI | |
786 | #undef PERLVARIC | |
ea1f607c | 787 | #define PERLVAR(v,t) (void*)Perl_##v##_ptr, |
682fc664 GS |
788 | #define PERLVARA(v,n,t) PERLVAR(v,t) |
789 | #define PERLVARI(v,t,i) PERLVAR(v,t) | |
790 | #define PERLVARIC(v,t,i) PERLVAR(v,t) | |
27da23d5 | 791 | #define PERLVARISC(v,i) PERLVAR(v,char) |
682fc664 GS |
792 | |
793 | #include "thrdvar.h" | |
794 | #include "intrpvar.h" | |
795 | #include "perlvars.h" | |
796 | ||
797 | #undef PERLVAR | |
798 | #undef PERLVARA | |
799 | #undef PERLVARI | |
800 | #undef PERLVARIC | |
27da23d5 | 801 | #undef PERLVARISC |
682fc664 GS |
802 | }; |
803 | #endif /* DOINIT */ | |
804 | ||
acfe0abc | 805 | END_EXTERN_C |
682fc664 GS |
806 | |
807 | #endif /* PERL_NO_FORCE_LINK */ | |
808 | ||
809 | #else /* !PERL_CORE */ | |
51371543 GS |
810 | |
811 | EOT | |
812 | ||
4543f4c0 | 813 | foreach $sym (sort keys %intrp) { |
6f4183fe GS |
814 | print CAPIH bincompat_var('I',$sym); |
815 | } | |
816 | ||
4543f4c0 | 817 | foreach $sym (sort keys %thread) { |
6f4183fe GS |
818 | print CAPIH bincompat_var('T',$sym); |
819 | } | |
820 | ||
4543f4c0 | 821 | foreach $sym (sort keys %globvar) { |
6f4183fe GS |
822 | print CAPIH bincompat_var('G',$sym); |
823 | } | |
824 | ||
825 | print CAPIH <<'EOT'; | |
826 | ||
827 | #endif /* !PERL_CORE */ | |
acfe0abc | 828 | #endif /* MULTIPLICITY */ |
6f4183fe GS |
829 | |
830 | #endif /* __perlapi_h__ */ | |
831 | ||
832 | EOT | |
36bb303b | 833 | close CAPIH or die "Error closing CAPIH: $!"; |
51371543 | 834 | |
7f1be197 | 835 | print CAPI do_not_edit ("perlapi.c"), <<'EOT'; |
51371543 GS |
836 | |
837 | #include "EXTERN.h" | |
838 | #include "perl.h" | |
839 | #include "perlapi.h" | |
840 | ||
acfe0abc | 841 | #if defined (MULTIPLICITY) |
51371543 GS |
842 | |
843 | /* accessor functions for Perl variables (provides binary compatibility) */ | |
844 | START_EXTERN_C | |
845 | ||
846 | #undef PERLVAR | |
847 | #undef PERLVARA | |
848 | #undef PERLVARI | |
849 | #undef PERLVARIC | |
27da23d5 | 850 | #undef PERLVARISC |
6f4183fe | 851 | |
6f4183fe | 852 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
27da23d5 | 853 | { dVAR; return &(aTHX->v); } |
6f4183fe | 854 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
27da23d5 | 855 | { dVAR; return &(aTHX->v); } |
6f4183fe | 856 | |
51371543 | 857 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 858 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
27da23d5 JH |
859 | #define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
860 | { dVAR; return &(aTHX->v); } | |
51371543 GS |
861 | |
862 | #include "thrdvar.h" | |
863 | #include "intrpvar.h" | |
c5be433b GS |
864 | |
865 | #undef PERLVAR | |
866 | #undef PERLVARA | |
acfe0abc | 867 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
27da23d5 | 868 | { dVAR; return &(PL_##v); } |
acfe0abc | 869 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
27da23d5 | 870 | { dVAR; return &(PL_##v); } |
34f7a5fe | 871 | #undef PERLVARIC |
27da23d5 JH |
872 | #undef PERLVARISC |
873 | #define PERLVARIC(v,t,i) \ | |
874 | const t* Perl_##v##_ptr(pTHX) \ | |
34f7a5fe | 875 | { return (const t *)&(PL_##v); } |
27da23d5 JH |
876 | #define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
877 | { dVAR; return &(PL_##v); } | |
51371543 GS |
878 | #include "perlvars.h" |
879 | ||
880 | #undef PERLVAR | |
881 | #undef PERLVARA | |
882 | #undef PERLVARI | |
883 | #undef PERLVARIC | |
27da23d5 JH |
884 | #undef PERLVARISC |
885 | ||
886 | #ifndef PERL_GLOBAL_STRUCT | |
887 | /* A few evil special cases. Could probably macrofy this. */ | |
888 | #undef PL_ppaddr | |
889 | #undef PL_check | |
890 | #undef PL_fold_locale | |
891 | Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX) { | |
892 | static const Perl_ppaddr_t* ppaddr_ptr = PL_ppaddr; | |
893 | return (Perl_ppaddr_t**)&ppaddr_ptr; | |
894 | } | |
895 | Perl_check_t** Perl_Gcheck_ptr(pTHX) { | |
896 | static const Perl_check_t* check_ptr = PL_check; | |
897 | return (Perl_check_t**)&check_ptr; | |
898 | } | |
899 | unsigned char** Perl_Gfold_locale_ptr(pTHX) { | |
900 | static const unsigned char* fold_locale_ptr = PL_fold_locale; | |
901 | return (unsigned char**)&fold_locale_ptr; | |
902 | } | |
903 | #endif | |
51371543 | 904 | |
acfe0abc | 905 | END_EXTERN_C |
6f4183fe | 906 | |
acfe0abc | 907 | #endif /* MULTIPLICITY */ |
51371543 GS |
908 | EOT |
909 | ||
36bb303b | 910 | close(CAPI) or die "Error closing CAPI: $!"; |
acfe0abc | 911 | |
c5be433b | 912 | # functions that take va_list* for implementing vararg functions |
08cd8952 | 913 | # NOTE: makedef.pl must be updated if you add symbols to %vfuncs |
acfe0abc | 914 | # XXX %vfuncs currently unused |
c5be433b GS |
915 | my %vfuncs = qw( |
916 | Perl_croak Perl_vcroak | |
917 | Perl_warn Perl_vwarn | |
918 | Perl_warner Perl_vwarner | |
919 | Perl_die Perl_vdie | |
920 | Perl_form Perl_vform | |
e4783991 | 921 | Perl_load_module Perl_vload_module |
5a844595 | 922 | Perl_mess Perl_vmess |
c5be433b GS |
923 | Perl_deb Perl_vdeb |
924 | Perl_newSVpvf Perl_vnewSVpvf | |
925 | Perl_sv_setpvf Perl_sv_vsetpvf | |
926 | Perl_sv_setpvf_mg Perl_sv_vsetpvf_mg | |
927 | Perl_sv_catpvf Perl_sv_vcatpvf | |
928 | Perl_sv_catpvf_mg Perl_sv_vcatpvf_mg | |
929 | Perl_dump_indent Perl_dump_vindent | |
930 | Perl_default_protect Perl_vdefault_protect | |
931 | ); |