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 | |
c240c76d JH |
6 | BEGIN { |
7 | # Get function prototypes | |
d34f9d2e | 8 | require 'regen_lib.pl'; |
c240c76d JH |
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 | ||
044667f1 SR |
18 | sub do_not_edit ($) |
19 | { | |
20 | my $file = shift; | |
065cbbe5 | 21 | |
a1659f3d | 22 | my $years = '1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006'; |
e6906430 JH |
23 | |
24 | $years =~ s/1999,/1999,\n / if length $years > 40; | |
25 | ||
044667f1 | 26 | my $warning = <<EOW; |
d8294a4d | 27 | -*- buffer-read-only: t -*- |
044667f1 SR |
28 | |
29 | $file | |
30 | ||
e6906430 | 31 | Copyright (C) $years, by Larry Wall and others |
044667f1 SR |
32 | |
33 | You may distribute under the terms of either the GNU General Public | |
34 | License or the Artistic License, as specified in the README file. | |
35 | ||
36 | !!!!!!! DO NOT EDIT THIS FILE !!!!!!! | |
37 | This file is built by embed.pl from data in embed.fnc, embed.pl, | |
38 | pp.sym, intrpvar.h, perlvars.h and thrdvar.h. | |
39 | Any changes made here will be lost! | |
40 | ||
41 | Edit those files and run 'make regen_headers' to effect changes. | |
42 | ||
43 | EOW | |
44 | ||
0dbcf736 JH |
45 | $warning .= <<EOW if $file eq 'perlapi.c'; |
46 | ||
47 | Up to the threshold of the door there mounted a flight of twenty-seven | |
48 | broad stairs, hewn by some unknown art of the same black stone. This | |
49 | was the only entrance to the tower. | |
50 | ||
51 | ||
52 | EOW | |
53 | ||
044667f1 SR |
54 | if ($file =~ m:\.[ch]$:) { |
55 | $warning =~ s:^: * :gm; | |
56 | $warning =~ s: +$::gm; | |
57 | $warning =~ s: :/:; | |
58 | $warning =~ s:$:/:; | |
59 | } | |
60 | else { | |
61 | $warning =~ s:^:# :gm; | |
62 | $warning =~ s: +$::gm; | |
63 | } | |
64 | $warning; | |
65 | } # do_not_edit | |
66 | ||
94bdecf9 | 67 | open IN, "embed.fnc" or die $!; |
cea2e8a9 GS |
68 | |
69 | # walk table providing an array of components in each line to | |
70 | # subroutine, printing the result | |
71 | sub walk_table (&@) { | |
72 | my $function = shift; | |
73 | my $filename = shift || '-'; | |
74 | my $leader = shift; | |
044667f1 | 75 | defined $leader or $leader = do_not_edit ($filename); |
cea2e8a9 GS |
76 | my $trailer = shift; |
77 | my $F; | |
78 | local *F; | |
79 | if (ref $filename) { # filehandle | |
80 | $F = $filename; | |
81 | } | |
82 | else { | |
d8294a4d | 83 | safer_unlink $filename if $filename ne '/dev/null'; |
cea2e8a9 | 84 | open F, ">$filename" or die "Can't open $filename: $!"; |
9ca8eaf1 | 85 | binmode F; |
cea2e8a9 GS |
86 | $F = \*F; |
87 | } | |
88 | print $F $leader if $leader; | |
94bdecf9 JH |
89 | seek IN, 0, 0; # so we may restart |
90 | while (<IN>) { | |
cea2e8a9 | 91 | chomp; |
1d7c1841 | 92 | next if /^:/; |
cea2e8a9 | 93 | while (s|\\$||) { |
94bdecf9 | 94 | $_ .= <IN>; |
cea2e8a9 GS |
95 | chomp; |
96 | } | |
9ca8eaf1 | 97 | s/\s+$//; |
cea2e8a9 GS |
98 | my @args; |
99 | if (/^\s*(#|$)/) { | |
100 | @args = $_; | |
101 | } | |
102 | else { | |
103 | @args = split /\s*\|\s*/, $_; | |
104 | } | |
065cbbe5 AL |
105 | my @outs = &{$function}(@args); |
106 | print $F @outs; # $function->(@args) is not 5.003 | |
cea2e8a9 GS |
107 | } |
108 | print $F $trailer if $trailer; | |
c240c76d JH |
109 | unless (ref $filename) { |
110 | close $F or die "Error closing $filename: $!"; | |
111 | } | |
cea2e8a9 GS |
112 | } |
113 | ||
114 | sub munge_c_files () { | |
115 | my $functions = {}; | |
116 | unless (@ARGV) { | |
065cbbe5 | 117 | warn "\@ARGV empty, nothing to do\n"; |
cea2e8a9 GS |
118 | return; |
119 | } | |
120 | walk_table { | |
121 | if (@_ > 1) { | |
122 | $functions->{$_[2]} = \@_ if $_[@_-1] =~ /\.\.\./; | |
123 | } | |
d8294a4d | 124 | } '/dev/null', '', ''; |
cea2e8a9 GS |
125 | local $^I = '.bak'; |
126 | while (<>) { | |
cea2e8a9 GS |
127 | s{(\b(\w+)[ \t]*\([ \t]*(?!aTHX))} |
128 | { | |
129 | my $repl = $1; | |
130 | my $f = $2; | |
131 | if (exists $functions->{$f}) { | |
132 | $repl .= "aTHX_ "; | |
133 | warn("$ARGV:$.:$`#$repl#$'"); | |
134 | } | |
135 | $repl; | |
136 | }eg; | |
137 | print; | |
138 | close ARGV if eof; # restart $. | |
139 | } | |
140 | exit; | |
141 | } | |
142 | ||
143 | #munge_c_files(); | |
144 | ||
145 | # generate proto.h | |
0cb96387 GS |
146 | my $wrote_protected = 0; |
147 | ||
cea2e8a9 GS |
148 | sub write_protos { |
149 | my $ret = ""; | |
150 | if (@_ == 1) { | |
151 | my $arg = shift; | |
1d7c1841 | 152 | $ret .= "$arg\n"; |
cea2e8a9 GS |
153 | } |
154 | else { | |
155 | my ($flags,$retval,$func,@args) = @_; | |
065cbbe5 AL |
156 | my @nonnull; |
157 | my $has_context = ( $flags !~ /n/ ); | |
af3c7592 | 158 | $ret .= '/* ' if $flags =~ /m/; |
cea2e8a9 GS |
159 | if ($flags =~ /s/) { |
160 | $retval = "STATIC $retval"; | |
161 | $func = "S_$func"; | |
162 | } | |
0cb96387 | 163 | else { |
1d7c1841 | 164 | $retval = "PERL_CALLCONV $retval"; |
0cb96387 GS |
165 | if ($flags =~ /p/) { |
166 | $func = "Perl_$func"; | |
167 | } | |
cea2e8a9 GS |
168 | } |
169 | $ret .= "$retval\t$func("; | |
065cbbe5 AL |
170 | if ( $has_context ) { |
171 | $ret .= @args ? "pTHX_ " : "pTHX"; | |
cea2e8a9 GS |
172 | } |
173 | if (@args) { | |
065cbbe5 AL |
174 | my $n; |
175 | for my $arg ( @args ) { | |
176 | ++$n; | |
7621f79f AL |
177 | if ( $arg =~ /\*/ && $arg !~ /\b(NN|NULLOK)\b/ ) { |
178 | warn "$func: $arg needs NN or NULLOK\n"; | |
179 | our $unflagged_pointers; | |
180 | ++$unflagged_pointers; | |
181 | } | |
2016d12c NC |
182 | # Given the bugs fixed by changes 25822 and 26253, for now |
183 | # strip NN with no effect, until I'm confident that there are | |
184 | # no similar bugs lurking. | |
185 | # push( @nonnull, $n ) if ( $arg =~ s/\s*\bNN\b\s+// ); | |
186 | $arg =~ s/\s*\bNN\b\s+//; | |
187 | ||
ce7d4f40 | 188 | $arg =~ s/\s*\bNULLOK\b\s+//; # strip NULLOK with no effect |
d84471b5 AL |
189 | |
190 | # Make sure each arg has at least a type and a var name. | |
191 | # An arg of "int" is valid C, but want it to be "int foo". | |
192 | my $temp_arg = $arg; | |
193 | $temp_arg =~ s/\*//g; | |
194 | $temp_arg =~ s/\s*\bstruct\b\s*/ /g; | |
195 | if ( ($temp_arg ne "...") && ($temp_arg !~ /\w+\s+\w+/) ) { | |
196 | warn "$func: $arg doesn't have a name\n"; | |
197 | } | |
065cbbe5 | 198 | } |
cea2e8a9 GS |
199 | $ret .= join ", ", @args; |
200 | } | |
201 | else { | |
065cbbe5 | 202 | $ret .= "void" if !$has_context; |
cea2e8a9 GS |
203 | } |
204 | $ret .= ")"; | |
24c2fff4 NC |
205 | my @attrs; |
206 | if ( $flags =~ /r/ ) { | |
207 | push @attrs, "__attribute__noreturn__"; | |
208 | } | |
209 | if ( $flags =~ /a/ ) { | |
210 | push @attrs, "__attribute__malloc__"; | |
211 | $flags .= "R"; # All allocing must check return value | |
212 | } | |
213 | if ( $flags =~ /R/ ) { | |
214 | push @attrs, "__attribute__warn_unused_result__"; | |
215 | } | |
216 | if ( $flags =~ /P/ ) { | |
217 | push @attrs, "__attribute__pure__"; | |
218 | } | |
1c846c1f | 219 | if( $flags =~ /f/ ) { |
244f8405 NC |
220 | my $prefix = $has_context ? 'pTHX_' : ''; |
221 | my $args = scalar @args; | |
222 | my $pat = $args - 1; | |
223 | my $macro = @nonnull && $nonnull[-1] == $pat | |
224 | ? '__attribute__format__' | |
225 | : '__attribute__format__null_ok__'; | |
226 | push @attrs, sprintf "%s(__printf__,%s%d,%s%d)", $macro, | |
227 | $prefix, $pat, $prefix, $args; | |
894356b3 | 228 | } |
065cbbe5 AL |
229 | if ( @nonnull ) { |
230 | my @pos = map { $has_context ? "pTHX_$_" : $_ } @nonnull; | |
24c2fff4 NC |
231 | push @attrs, map { sprintf( "__attribute__nonnull__(%s)", $_ ) } @pos; |
232 | } | |
233 | if ( @attrs ) { | |
234 | $ret .= "\n"; | |
235 | $ret .= join( "\n", map { "\t\t\t$_" } @attrs ); | |
065cbbe5 | 236 | } |
af3c7592 NIS |
237 | $ret .= ";"; |
238 | $ret .= ' */' if $flags =~ /m/; | |
24c2fff4 | 239 | $ret .= @attrs ? "\n\n" : "\n"; |
cea2e8a9 GS |
240 | } |
241 | $ret; | |
242 | } | |
243 | ||
56990765 NC |
244 | # generates global.sym (API export list) |
245 | { | |
246 | my %seen; | |
247 | sub write_global_sym { | |
248 | my $ret = ""; | |
249 | if (@_ > 1) { | |
250 | my ($flags,$retval,$func,@args) = @_; | |
251 | # If a function is defined twice, for example before and after an | |
252 | # #else, only process the flags on the first instance for global.sym | |
253 | return $ret if $seen{$func}++; | |
254 | if ($flags =~ /[AX]/ && $flags !~ /[xm]/ | |
255 | || $flags =~ /b/) { # public API, so export | |
256 | $func = "Perl_$func" if $flags =~ /[pbX]/; | |
257 | $ret = "$func\n"; | |
258 | } | |
259 | } | |
260 | $ret; | |
261 | } | |
cea2e8a9 GS |
262 | } |
263 | ||
56990765 | 264 | |
7621f79f | 265 | our $unflagged_pointers; |
d8294a4d | 266 | walk_table(\&write_protos, "proto.h", undef, "/* ex: set ro: */\n"); |
7621f79f | 267 | warn "$unflagged_pointers pointer arguments to clean up\n" if $unflagged_pointers; |
d8294a4d | 268 | walk_table(\&write_global_sym, "global.sym", undef, "# ex: set ro:\n"); |
cea2e8a9 | 269 | |
709f4e38 GS |
270 | # XXX others that may need adding |
271 | # warnhook | |
272 | # hints | |
273 | # copline | |
84fee439 | 274 | my @extvars = qw(sv_undef sv_yes sv_no na dowarn |
065cbbe5 AL |
275 | curcop compiling |
276 | tainting tainted stack_base stack_sp sv_arenaroot | |
256a4781 | 277 | no_modify |
065cbbe5 AL |
278 | curstash DBsub DBsingle debstash |
279 | rsfp | |
280 | stdingv | |
6b88bc9c GS |
281 | defgv |
282 | errgv | |
3070f6ec GS |
283 | rsfp_filters |
284 | perldb | |
709f4e38 GS |
285 | diehook |
286 | dirty | |
287 | perl_destruct_level | |
ac634a9a | 288 | ppaddr |
84fee439 NIS |
289 | ); |
290 | ||
5f05dabc | 291 | sub readsyms (\%$) { |
292 | my ($syms, $file) = @_; | |
5f05dabc | 293 | local (*FILE, $_); |
294 | open(FILE, "< $file") | |
295 | or die "embed.pl: Can't open $file: $!\n"; | |
296 | while (<FILE>) { | |
297 | s/[ \t]*#.*//; # Delete comments. | |
298 | if (/^\s*(\S+)\s*$/) { | |
22c35a8c GS |
299 | my $sym = $1; |
300 | warn "duplicate symbol $sym while processing $file\n" | |
301 | if exists $$syms{$sym}; | |
302 | $$syms{$sym} = 1; | |
5f05dabc | 303 | } |
304 | } | |
305 | close(FILE); | |
306 | } | |
307 | ||
cea2e8a9 GS |
308 | # Perl_pp_* and Perl_ck_* are in pp.sym |
309 | readsyms my %ppsym, 'pp.sym'; | |
5f05dabc | 310 | |
c6af7a1a GS |
311 | sub readvars(\%$$@) { |
312 | my ($syms, $file,$pre,$keep_pre) = @_; | |
d4cce5f1 NIS |
313 | local (*FILE, $_); |
314 | open(FILE, "< $file") | |
315 | or die "embed.pl: Can't open $file: $!\n"; | |
316 | while (<FILE>) { | |
317 | s/[ \t]*#.*//; # Delete comments. | |
51371543 | 318 | if (/PERLVARA?I?C?\($pre(\w+)/) { |
22c35a8c | 319 | my $sym = $1; |
c6af7a1a | 320 | $sym = $pre . $sym if $keep_pre; |
22c35a8c GS |
321 | warn "duplicate symbol $sym while processing $file\n" |
322 | if exists $$syms{$sym}; | |
51371543 | 323 | $$syms{$sym} = $pre || 1; |
d4cce5f1 NIS |
324 | } |
325 | } | |
326 | close(FILE); | |
327 | } | |
328 | ||
329 | my %intrp; | |
330 | my %thread; | |
331 | ||
332 | readvars %intrp, 'intrpvar.h','I'; | |
333 | readvars %thread, 'thrdvar.h','T'; | |
22239a37 | 334 | readvars %globvar, 'perlvars.h','G'; |
d4cce5f1 | 335 | |
4543f4c0 PP |
336 | my $sym; |
337 | foreach $sym (sort keys %thread) { | |
34b58025 | 338 | warn "$sym in intrpvar.h as well as thrdvar.h\n" if exists $intrp{$sym}; |
51371543 | 339 | } |
d4cce5f1 | 340 | |
c6af7a1a GS |
341 | sub undefine ($) { |
342 | my ($sym) = @_; | |
343 | "#undef $sym\n"; | |
344 | } | |
345 | ||
5f05dabc | 346 | sub hide ($$) { |
347 | my ($from, $to) = @_; | |
348 | my $t = int(length($from) / 8); | |
349 | "#define $from" . "\t" x ($t < 3 ? 3 - $t : 1) . "$to\n"; | |
350 | } | |
c6af7a1a | 351 | |
6f4183fe | 352 | sub bincompat_var ($$) { |
51371543 | 353 | my ($pfx, $sym) = @_; |
acfe0abc | 354 | my $arg = ($pfx eq 'G' ? 'NULL' : 'aTHX'); |
c5be433b | 355 | undefine("PL_$sym") . hide("PL_$sym", "(*Perl_${pfx}${sym}_ptr($arg))"); |
c6af7a1a GS |
356 | } |
357 | ||
d4cce5f1 NIS |
358 | sub multon ($$$) { |
359 | my ($sym,$pre,$ptr) = @_; | |
3280af22 | 360 | hide("PL_$sym", "($ptr$pre$sym)"); |
5f05dabc | 361 | } |
54aff467 | 362 | |
d4cce5f1 NIS |
363 | sub multoff ($$) { |
364 | my ($sym,$pre) = @_; | |
533c011a | 365 | return hide("PL_$pre$sym", "PL_$sym"); |
5f05dabc | 366 | } |
367 | ||
c240c76d | 368 | safer_unlink 'embed.h'; |
cea2e8a9 | 369 | open(EM, '> embed.h') or die "Can't create embed.h: $!\n"; |
9ca8eaf1 | 370 | binmode EM; |
e50aee73 | 371 | |
044667f1 | 372 | print EM do_not_edit ("embed.h"), <<'END'; |
e50aee73 AD |
373 | |
374 | /* (Doing namespace management portably in C is really gross.) */ | |
375 | ||
37736e65 JH |
376 | /* By defining PERL_NO_SHORT_NAMES (not done by default) the short forms |
377 | * (like warn instead of Perl_warn) for the API are not defined. | |
378 | * Not defining the short forms is a good thing for cleaner embedding. */ | |
379 | ||
380 | #ifndef PERL_NO_SHORT_NAMES | |
820c3be9 | 381 | |
22c35a8c | 382 | /* Hide global symbols */ |
5f05dabc | 383 | |
cea2e8a9 | 384 | #if !defined(PERL_IMPLICIT_CONTEXT) |
e50aee73 | 385 | |
e50aee73 AD |
386 | END |
387 | ||
babf79d5 SP |
388 | # Try to elimiate lots of repeated |
389 | # #ifdef PERL_CORE | |
390 | # foo | |
391 | # #endif | |
392 | # #ifdef PERL_CORE | |
393 | # bar | |
394 | # #endif | |
395 | # by tracking state and merging foo and bar into one block. | |
396 | my $ifdef_state = ''; | |
397 | ||
cea2e8a9 GS |
398 | walk_table { |
399 | my $ret = ""; | |
babf79d5 | 400 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
401 | if (@_ == 1) { |
402 | my $arg = shift; | |
12a98ad5 | 403 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
404 | } |
405 | else { | |
406 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 407 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
408 | if ($flags =~ /s/) { |
409 | $ret .= hide($func,"S_$func"); | |
410 | } | |
411 | elsif ($flags =~ /p/) { | |
412 | $ret .= hide($func,"Perl_$func"); | |
413 | } | |
414 | } | |
37736e65 | 415 | if ($ret ne '' && $flags !~ /A/) { |
08a58786 | 416 | if ($flags =~ /E/) { |
babf79d5 SP |
417 | $new_ifdef_state |
418 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
419 | } | |
420 | else { | |
421 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
422 | } | |
423 | ||
424 | if ($new_ifdef_state ne $ifdef_state) { | |
425 | $ret = $new_ifdef_state . $ret; | |
08a58786 | 426 | } |
704f60d9 | 427 | } |
cea2e8a9 | 428 | } |
babf79d5 SP |
429 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
430 | # Close the old one ahead of opening the new one. | |
431 | $ret = "#endif\n$ret"; | |
432 | } | |
433 | # Remember the new state. | |
434 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 435 | $ret; |
044667f1 | 436 | } \*EM, ""; |
cea2e8a9 | 437 | |
babf79d5 SP |
438 | if ($ifdef_state) { |
439 | print EM "#endif\n"; | |
440 | } | |
441 | ||
cea2e8a9 GS |
442 | for $sym (sort keys %ppsym) { |
443 | $sym =~ s/^Perl_//; | |
444 | print EM hide($sym, "Perl_$sym"); | |
445 | } | |
446 | ||
447 | print EM <<'END'; | |
448 | ||
449 | #else /* PERL_IMPLICIT_CONTEXT */ | |
450 | ||
451 | END | |
452 | ||
453 | my @az = ('a'..'z'); | |
454 | ||
babf79d5 | 455 | $ifdef_state = ''; |
cea2e8a9 GS |
456 | walk_table { |
457 | my $ret = ""; | |
babf79d5 | 458 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
459 | if (@_ == 1) { |
460 | my $arg = shift; | |
12a98ad5 | 461 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
462 | } |
463 | else { | |
464 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 465 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
466 | my $args = scalar @args; |
467 | if ($args and $args[$args-1] =~ /\.\.\./) { | |
468 | # we're out of luck for varargs functions under CPP | |
469 | } | |
470 | elsif ($flags =~ /n/) { | |
471 | if ($flags =~ /s/) { | |
472 | $ret .= hide($func,"S_$func"); | |
473 | } | |
474 | elsif ($flags =~ /p/) { | |
475 | $ret .= hide($func,"Perl_$func"); | |
476 | } | |
477 | } | |
478 | else { | |
479 | my $alist = join(",", @az[0..$args-1]); | |
480 | $ret = "#define $func($alist)"; | |
481 | my $t = int(length($ret) / 8); | |
482 | $ret .= "\t" x ($t < 4 ? 4 - $t : 1); | |
483 | if ($flags =~ /s/) { | |
484 | $ret .= "S_$func(aTHX"; | |
485 | } | |
486 | elsif ($flags =~ /p/) { | |
487 | $ret .= "Perl_$func(aTHX"; | |
488 | } | |
489 | $ret .= "_ " if $alist; | |
490 | $ret .= $alist . ")\n"; | |
491 | } | |
492 | } | |
babf79d5 | 493 | unless ($flags =~ /A/) { |
08a58786 | 494 | if ($flags =~ /E/) { |
babf79d5 SP |
495 | $new_ifdef_state |
496 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
497 | } | |
498 | else { | |
499 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
500 | } | |
501 | ||
502 | if ($new_ifdef_state ne $ifdef_state) { | |
503 | $ret = $new_ifdef_state . $ret; | |
08a58786 | 504 | } |
704f60d9 | 505 | } |
cea2e8a9 | 506 | } |
babf79d5 SP |
507 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
508 | # Close the old one ahead of opening the new one. | |
509 | $ret = "#endif\n$ret"; | |
510 | } | |
511 | # Remember the new state. | |
512 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 513 | $ret; |
044667f1 | 514 | } \*EM, ""; |
cea2e8a9 | 515 | |
babf79d5 SP |
516 | if ($ifdef_state) { |
517 | print EM "#endif\n"; | |
518 | } | |
519 | ||
cea2e8a9 GS |
520 | for $sym (sort keys %ppsym) { |
521 | $sym =~ s/^Perl_//; | |
522 | if ($sym =~ /^ck_/) { | |
523 | print EM hide("$sym(a)", "Perl_$sym(aTHX_ a)"); | |
524 | } | |
525 | elsif ($sym =~ /^pp_/) { | |
526 | print EM hide("$sym()", "Perl_$sym(aTHX)"); | |
527 | } | |
528 | else { | |
529 | warn "Illegal symbol '$sym' in pp.sym"; | |
530 | } | |
e50aee73 AD |
531 | } |
532 | ||
e50aee73 AD |
533 | print EM <<'END'; |
534 | ||
cea2e8a9 | 535 | #endif /* PERL_IMPLICIT_CONTEXT */ |
22c35a8c | 536 | |
37736e65 JH |
537 | #endif /* #ifndef PERL_NO_SHORT_NAMES */ |
538 | ||
22c35a8c GS |
539 | END |
540 | ||
22c35a8c GS |
541 | print EM <<'END'; |
542 | ||
cea2e8a9 GS |
543 | /* Compatibility stubs. Compile extensions with -DPERL_NOCOMPAT to |
544 | disable them. | |
545 | */ | |
546 | ||
538feb02 | 547 | #if !defined(PERL_CORE) |
5bc28da9 | 548 | # define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,PTR2IV(ptr)) |
0e2d6244 | 549 | # define sv_setptrref(rv,ptr) sv_setref_iv(rv,NULL,PTR2IV(ptr)) |
538feb02 | 550 | #endif |
cea2e8a9 | 551 | |
08e5223a | 552 | #if !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) |
cea2e8a9 GS |
553 | |
554 | /* Compatibility for various misnamed functions. All functions | |
555 | in the API that begin with "perl_" (not "Perl_") take an explicit | |
556 | interpreter context pointer. | |
557 | The following are not like that, but since they had a "perl_" | |
558 | prefix in previous versions, we provide compatibility macros. | |
559 | */ | |
65cec589 GS |
560 | # define perl_atexit(a,b) call_atexit(a,b) |
561 | # define perl_call_argv(a,b,c) call_argv(a,b,c) | |
562 | # define perl_call_pv(a,b) call_pv(a,b) | |
563 | # define perl_call_method(a,b) call_method(a,b) | |
564 | # define perl_call_sv(a,b) call_sv(a,b) | |
565 | # define perl_eval_sv(a,b) eval_sv(a,b) | |
566 | # define perl_eval_pv(a,b) eval_pv(a,b) | |
567 | # define perl_require_pv(a) require_pv(a) | |
568 | # define perl_get_sv(a,b) get_sv(a,b) | |
569 | # define perl_get_av(a,b) get_av(a,b) | |
570 | # define perl_get_hv(a,b) get_hv(a,b) | |
571 | # define perl_get_cv(a,b) get_cv(a,b) | |
572 | # define perl_init_i18nl10n(a) init_i18nl10n(a) | |
573 | # define perl_init_i18nl14n(a) init_i18nl14n(a) | |
574 | # define perl_new_ctype(a) new_ctype(a) | |
575 | # define perl_new_collate(a) new_collate(a) | |
576 | # define perl_new_numeric(a) new_numeric(a) | |
cea2e8a9 GS |
577 | |
578 | /* varargs functions can't be handled with CPP macros. :-( | |
579 | This provides a set of compatibility functions that don't take | |
580 | an extra argument but grab the context pointer using the macro | |
581 | dTHX. | |
582 | */ | |
37736e65 | 583 | #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_NO_SHORT_NAMES) |
cea2e8a9 | 584 | # define croak Perl_croak_nocontext |
c5be433b | 585 | # define deb Perl_deb_nocontext |
cea2e8a9 GS |
586 | # define die Perl_die_nocontext |
587 | # define form Perl_form_nocontext | |
e4783991 | 588 | # define load_module Perl_load_module_nocontext |
5a844595 | 589 | # define mess Perl_mess_nocontext |
cea2e8a9 GS |
590 | # define newSVpvf Perl_newSVpvf_nocontext |
591 | # define sv_catpvf Perl_sv_catpvf_nocontext | |
592 | # define sv_setpvf Perl_sv_setpvf_nocontext | |
593 | # define warn Perl_warn_nocontext | |
c5be433b | 594 | # define warner Perl_warner_nocontext |
cea2e8a9 GS |
595 | # define sv_catpvf_mg Perl_sv_catpvf_mg_nocontext |
596 | # define sv_setpvf_mg Perl_sv_setpvf_mg_nocontext | |
597 | #endif | |
598 | ||
599 | #endif /* !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) */ | |
600 | ||
601 | #if !defined(PERL_IMPLICIT_CONTEXT) | |
602 | /* undefined symbols, point them back at the usual ones */ | |
603 | # define Perl_croak_nocontext Perl_croak | |
604 | # define Perl_die_nocontext Perl_die | |
c5be433b | 605 | # define Perl_deb_nocontext Perl_deb |
cea2e8a9 | 606 | # define Perl_form_nocontext Perl_form |
e4783991 | 607 | # define Perl_load_module_nocontext Perl_load_module |
5a844595 | 608 | # define Perl_mess_nocontext Perl_mess |
c5be433b GS |
609 | # define Perl_newSVpvf_nocontext Perl_newSVpvf |
610 | # define Perl_sv_catpvf_nocontext Perl_sv_catpvf | |
611 | # define Perl_sv_setpvf_nocontext Perl_sv_setpvf | |
cea2e8a9 | 612 | # define Perl_warn_nocontext Perl_warn |
c5be433b | 613 | # define Perl_warner_nocontext Perl_warner |
cea2e8a9 GS |
614 | # define Perl_sv_catpvf_mg_nocontext Perl_sv_catpvf_mg |
615 | # define Perl_sv_setpvf_mg_nocontext Perl_sv_setpvf_mg | |
616 | #endif | |
db5cf5a9 | 617 | |
d8294a4d | 618 | /* ex: set ro: */ |
d4cce5f1 NIS |
619 | END |
620 | ||
c240c76d | 621 | close(EM) or die "Error closing EM: $!"; |
d4cce5f1 | 622 | |
c240c76d | 623 | safer_unlink 'embedvar.h'; |
d4cce5f1 NIS |
624 | open(EM, '> embedvar.h') |
625 | or die "Can't create embedvar.h: $!\n"; | |
9ca8eaf1 | 626 | binmode EM; |
d4cce5f1 | 627 | |
044667f1 | 628 | print EM do_not_edit ("embedvar.h"), <<'END'; |
d4cce5f1 NIS |
629 | |
630 | /* (Doing namespace management portably in C is really gross.) */ | |
631 | ||
54aff467 | 632 | /* |
acfe0abc | 633 | The following combinations of MULTIPLICITY, USE_5005THREADS |
54aff467 GS |
634 | and PERL_IMPLICIT_CONTEXT are supported: |
635 | 1) none | |
636 | 2) MULTIPLICITY # supported for compatibility | |
637 | 3) MULTIPLICITY && PERL_IMPLICIT_CONTEXT | |
4d1ff10f AB |
638 | 4) USE_5005THREADS && PERL_IMPLICIT_CONTEXT |
639 | 5) MULTIPLICITY && USE_5005THREADS && PERL_IMPLICIT_CONTEXT | |
54aff467 GS |
640 | |
641 | All other combinations of these flags are errors. | |
642 | ||
643 | #3, #4, #5, and #6 are supported directly, while #2 is a special | |
644 | case of #3 (supported by redefining vTHX appropriately). | |
645 | */ | |
cea2e8a9 | 646 | |
54aff467 GS |
647 | #if defined(MULTIPLICITY) |
648 | /* cases 2, 3 and 5 above */ | |
cea2e8a9 | 649 | |
54aff467 GS |
650 | # if defined(PERL_IMPLICIT_CONTEXT) |
651 | # define vTHX aTHX | |
652 | # else | |
653 | # define vTHX PERL_GET_INTERP | |
654 | # endif | |
cea2e8a9 | 655 | |
e50aee73 AD |
656 | END |
657 | ||
d4cce5f1 | 658 | for $sym (sort keys %thread) { |
54aff467 | 659 | print EM multon($sym,'T','vTHX->'); |
d4cce5f1 NIS |
660 | } |
661 | ||
662 | print EM <<'END'; | |
663 | ||
4d1ff10f | 664 | # if defined(USE_5005THREADS) |
54aff467 | 665 | /* case 5 above */ |
d4cce5f1 NIS |
666 | |
667 | END | |
668 | ||
669 | for $sym (sort keys %intrp) { | |
c5be433b | 670 | print EM multon($sym,'I','PERL_GET_INTERP->'); |
760ac839 | 671 | } |
760ac839 | 672 | |
55497cff | 673 | print EM <<'END'; |
674 | ||
4d1ff10f | 675 | # else /* !USE_5005THREADS */ |
54aff467 | 676 | /* cases 2 and 3 above */ |
55497cff | 677 | |
678 | END | |
760ac839 | 679 | |
d4cce5f1 | 680 | for $sym (sort keys %intrp) { |
54aff467 | 681 | print EM multon($sym,'I','vTHX->'); |
d4cce5f1 NIS |
682 | } |
683 | ||
684 | print EM <<'END'; | |
685 | ||
4d1ff10f | 686 | # endif /* USE_5005THREADS */ |
d4cce5f1 | 687 | |
54aff467 | 688 | #else /* !MULTIPLICITY */ |
1d7c1841 | 689 | |
1d7c1841 | 690 | /* cases 1 and 4 above */ |
5f05dabc | 691 | |
56d28764 | 692 | END |
e50aee73 | 693 | |
d4cce5f1 | 694 | for $sym (sort keys %intrp) { |
54aff467 | 695 | print EM multoff($sym,'I'); |
d4cce5f1 NIS |
696 | } |
697 | ||
698 | print EM <<'END'; | |
699 | ||
acfe0abc | 700 | # if defined(USE_5005THREADS) |
54aff467 | 701 | /* case 4 above */ |
d4cce5f1 NIS |
702 | |
703 | END | |
704 | ||
705 | for $sym (sort keys %thread) { | |
54aff467 | 706 | print EM multon($sym,'T','aTHX->'); |
5f05dabc | 707 | } |
708 | ||
709 | print EM <<'END'; | |
710 | ||
acfe0abc | 711 | # else /* !USE_5005THREADS */ |
1d7c1841 | 712 | /* case 1 above */ |
d4cce5f1 NIS |
713 | |
714 | END | |
715 | ||
716 | for $sym (sort keys %thread) { | |
54aff467 | 717 | print EM multoff($sym,'T'); |
d4cce5f1 NIS |
718 | } |
719 | ||
720 | print EM <<'END'; | |
721 | ||
acfe0abc | 722 | # endif /* USE_5005THREADS */ |
54aff467 | 723 | #endif /* MULTIPLICITY */ |
d4cce5f1 | 724 | |
54aff467 | 725 | #if defined(PERL_GLOBAL_STRUCT) |
22239a37 NIS |
726 | |
727 | END | |
728 | ||
729 | for $sym (sort keys %globvar) { | |
533c011a | 730 | print EM multon($sym,'G','PL_Vars.'); |
22239a37 NIS |
731 | } |
732 | ||
733 | print EM <<'END'; | |
734 | ||
735 | #else /* !PERL_GLOBAL_STRUCT */ | |
736 | ||
737 | END | |
738 | ||
739 | for $sym (sort keys %globvar) { | |
740 | print EM multoff($sym,'G'); | |
741 | } | |
742 | ||
743 | print EM <<'END'; | |
744 | ||
22239a37 NIS |
745 | #endif /* PERL_GLOBAL_STRUCT */ |
746 | ||
85add8c2 | 747 | #ifdef PERL_POLLUTE /* disabled by default in 5.6.0 */ |
84fee439 NIS |
748 | |
749 | END | |
750 | ||
751 | for $sym (sort @extvars) { | |
752 | print EM hide($sym,"PL_$sym"); | |
753 | } | |
754 | ||
755 | print EM <<'END'; | |
756 | ||
db5cf5a9 | 757 | #endif /* PERL_POLLUTE */ |
d8294a4d NC |
758 | |
759 | /* ex: set ro: */ | |
84fee439 NIS |
760 | END |
761 | ||
c240c76d | 762 | close(EM) or die "Error closing EM: $!"; |
c6af7a1a | 763 | |
c240c76d JH |
764 | safer_unlink 'perlapi.h'; |
765 | safer_unlink 'perlapi.c'; | |
51371543 | 766 | open(CAPI, '> perlapi.c') or die "Can't create perlapi.c: $!\n"; |
9ca8eaf1 | 767 | binmode CAPI; |
51371543 | 768 | open(CAPIH, '> perlapi.h') or die "Can't create perlapi.h: $!\n"; |
9ca8eaf1 | 769 | binmode CAPIH; |
51371543 | 770 | |
044667f1 | 771 | print CAPIH do_not_edit ("perlapi.h"), <<'EOT'; |
51371543 | 772 | |
51371543 | 773 | /* declare accessor functions for Perl variables */ |
6f4183fe GS |
774 | #ifndef __perlapi_h__ |
775 | #define __perlapi_h__ | |
51371543 | 776 | |
acfe0abc | 777 | #if defined (MULTIPLICITY) |
c5be433b | 778 | |
51371543 GS |
779 | START_EXTERN_C |
780 | ||
781 | #undef PERLVAR | |
782 | #undef PERLVARA | |
783 | #undef PERLVARI | |
784 | #undef PERLVARIC | |
acfe0abc | 785 | #define PERLVAR(v,t) EXTERN_C t* Perl_##v##_ptr(pTHX); |
51371543 | 786 | #define PERLVARA(v,n,t) typedef t PL_##v##_t[n]; \ |
acfe0abc | 787 | EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX); |
51371543 | 788 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 789 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
51371543 GS |
790 | |
791 | #include "thrdvar.h" | |
792 | #include "intrpvar.h" | |
793 | #include "perlvars.h" | |
794 | ||
795 | #undef PERLVAR | |
796 | #undef PERLVARA | |
797 | #undef PERLVARI | |
798 | #undef PERLVARIC | |
799 | ||
800 | END_EXTERN_C | |
801 | ||
682fc664 | 802 | #if defined(PERL_CORE) |
6f4183fe | 803 | |
682fc664 GS |
804 | /* accessor functions for Perl variables (provide binary compatibility) */ |
805 | ||
806 | /* these need to be mentioned here, or most linkers won't put them in | |
807 | the perl executable */ | |
808 | ||
809 | #ifndef PERL_NO_FORCE_LINK | |
810 | ||
811 | START_EXTERN_C | |
812 | ||
813 | #ifndef DOINIT | |
814 | EXT void *PL_force_link_funcs[]; | |
815 | #else | |
816 | EXT void *PL_force_link_funcs[] = { | |
817 | #undef PERLVAR | |
818 | #undef PERLVARA | |
819 | #undef PERLVARI | |
820 | #undef PERLVARIC | |
ea1f607c | 821 | #define PERLVAR(v,t) (void*)Perl_##v##_ptr, |
682fc664 GS |
822 | #define PERLVARA(v,n,t) PERLVAR(v,t) |
823 | #define PERLVARI(v,t,i) PERLVAR(v,t) | |
824 | #define PERLVARIC(v,t,i) PERLVAR(v,t) | |
825 | ||
cf011bf2 NC |
826 | /* In Tru64 (__DEC && __osf__) the cc option -std1 causes that one |
827 | * cannot cast between void pointers and function pointers without | |
828 | * info level warnings. The PL_force_link_funcs[] would cause a few | |
829 | * hundred of those warnings. In code one can circumnavigate this by using | |
830 | * unions that overlay the different pointers, but in declarations one | |
831 | * cannot use this trick. Therefore we just disable the warning here | |
832 | * for the duration of the PL_force_link_funcs[] declaration. */ | |
833 | ||
834 | #if defined(__DECC) && defined(__osf__) | |
835 | #pragma message save | |
836 | #pragma message disable (nonstandcast) | |
837 | #endif | |
838 | ||
682fc664 GS |
839 | #include "thrdvar.h" |
840 | #include "intrpvar.h" | |
841 | #include "perlvars.h" | |
842 | ||
cf011bf2 NC |
843 | #if defined(__DECC) && defined(__osf__) |
844 | #pragma message restore | |
845 | #endif | |
846 | ||
682fc664 GS |
847 | #undef PERLVAR |
848 | #undef PERLVARA | |
849 | #undef PERLVARI | |
850 | #undef PERLVARIC | |
851 | }; | |
852 | #endif /* DOINIT */ | |
853 | ||
acfe0abc | 854 | END_EXTERN_C |
682fc664 GS |
855 | |
856 | #endif /* PERL_NO_FORCE_LINK */ | |
857 | ||
858 | #else /* !PERL_CORE */ | |
51371543 GS |
859 | |
860 | EOT | |
861 | ||
4543f4c0 | 862 | foreach $sym (sort keys %intrp) { |
6f4183fe GS |
863 | print CAPIH bincompat_var('I',$sym); |
864 | } | |
865 | ||
4543f4c0 | 866 | foreach $sym (sort keys %thread) { |
6f4183fe GS |
867 | print CAPIH bincompat_var('T',$sym); |
868 | } | |
869 | ||
4543f4c0 | 870 | foreach $sym (sort keys %globvar) { |
6f4183fe GS |
871 | print CAPIH bincompat_var('G',$sym); |
872 | } | |
873 | ||
874 | print CAPIH <<'EOT'; | |
875 | ||
876 | #endif /* !PERL_CORE */ | |
acfe0abc | 877 | #endif /* MULTIPLICITY */ |
6f4183fe GS |
878 | |
879 | #endif /* __perlapi_h__ */ | |
880 | ||
d8294a4d | 881 | /* ex: set ro: */ |
6f4183fe | 882 | EOT |
c240c76d | 883 | close CAPIH or die "Error closing CAPIH: $!"; |
51371543 | 884 | |
044667f1 | 885 | print CAPI do_not_edit ("perlapi.c"), <<'EOT'; |
51371543 GS |
886 | |
887 | #include "EXTERN.h" | |
888 | #include "perl.h" | |
889 | #include "perlapi.h" | |
890 | ||
acfe0abc | 891 | #if defined (MULTIPLICITY) |
51371543 GS |
892 | |
893 | /* accessor functions for Perl variables (provides binary compatibility) */ | |
894 | START_EXTERN_C | |
895 | ||
896 | #undef PERLVAR | |
897 | #undef PERLVARA | |
898 | #undef PERLVARI | |
899 | #undef PERLVARIC | |
6f4183fe | 900 | |
6f4183fe | 901 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
1e7ed80e | 902 | { PERL_UNUSED_CONTEXT; return &(aTHX->v); } |
6f4183fe | 903 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
1e7ed80e | 904 | { PERL_UNUSED_CONTEXT; return &(aTHX->v); } |
6f4183fe | 905 | |
51371543 | 906 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 907 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
51371543 GS |
908 | |
909 | #include "thrdvar.h" | |
910 | #include "intrpvar.h" | |
c5be433b GS |
911 | |
912 | #undef PERLVAR | |
913 | #undef PERLVARA | |
acfe0abc | 914 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
1e7ed80e | 915 | { PERL_UNUSED_CONTEXT; return &(PL_##v); } |
acfe0abc | 916 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
1e7ed80e | 917 | { PERL_UNUSED_CONTEXT; return &(PL_##v); } |
34f7a5fe | 918 | #undef PERLVARIC |
acfe0abc | 919 | #define PERLVARIC(v,t,i) const t* Perl_##v##_ptr(pTHX) \ |
1e7ed80e | 920 | { PERL_UNUSED_CONTEXT; return (const t *)&(PL_##v); } |
51371543 GS |
921 | #include "perlvars.h" |
922 | ||
923 | #undef PERLVAR | |
924 | #undef PERLVARA | |
925 | #undef PERLVARI | |
926 | #undef PERLVARIC | |
927 | ||
acfe0abc | 928 | END_EXTERN_C |
6f4183fe | 929 | |
acfe0abc | 930 | #endif /* MULTIPLICITY */ |
d8294a4d NC |
931 | |
932 | /* ex: set ro: */ | |
51371543 GS |
933 | EOT |
934 | ||
c240c76d | 935 | close(CAPI) or die "Error closing CAPI: $!"; |
acfe0abc | 936 | |
c5be433b | 937 | # functions that take va_list* for implementing vararg functions |
08cd8952 | 938 | # NOTE: makedef.pl must be updated if you add symbols to %vfuncs |
acfe0abc | 939 | # XXX %vfuncs currently unused |
c5be433b GS |
940 | my %vfuncs = qw( |
941 | Perl_croak Perl_vcroak | |
942 | Perl_warn Perl_vwarn | |
943 | Perl_warner Perl_vwarner | |
944 | Perl_die Perl_vdie | |
945 | Perl_form Perl_vform | |
e4783991 | 946 | Perl_load_module Perl_vload_module |
5a844595 | 947 | Perl_mess Perl_vmess |
c5be433b GS |
948 | Perl_deb Perl_vdeb |
949 | Perl_newSVpvf Perl_vnewSVpvf | |
950 | Perl_sv_setpvf Perl_sv_vsetpvf | |
951 | Perl_sv_setpvf_mg Perl_sv_vsetpvf_mg | |
952 | Perl_sv_catpvf Perl_sv_vcatpvf | |
953 | Perl_sv_catpvf_mg Perl_sv_vcatpvf_mg | |
954 | Perl_dump_indent Perl_dump_vindent | |
955 | Perl_default_protect Perl_vdefault_protect | |
956 | ); | |
ce7d4f40 AL |
957 | |
958 | # ex: set ts=8 sts=4 sw=4 noet: |