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 | |
7e35a1b7 | 22 | my $years = '1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006'; |
4bb101f2 JH |
23 | |
24 | $years =~ s/1999,/1999,\n / if length $years > 40; | |
25 | ||
7f1be197 | 26 | my $warning = <<EOW; |
37442d52 | 27 | -*- buffer-read-only: t -*- |
7f1be197 MB |
28 | |
29 | $file | |
30 | ||
4bb101f2 | 31 | Copyright (C) $years, by Larry Wall and others |
7f1be197 MB |
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 | ||
cfa0b873 AT |
45 | $warning .= <<EOW if $file eq 'perlapi.c'; |
46 | ||
47 | Up to the threshold of the door there mounted a flight of twenty-seven | |
48 | broad stairs, hewn by some unknown art of the same black stone. This | |
49 | was the only entrance to the tower. | |
50 | ||
51 | ||
52 | EOW | |
53 | ||
7f1be197 | 54 | if ($file =~ m:\.[ch]$:) { |
0ea9712b MB |
55 | $warning =~ s:^: * :gm; |
56 | $warning =~ s: +$::gm; | |
57 | $warning =~ s: :/:; | |
58 | $warning =~ s:$:/:; | |
7f1be197 MB |
59 | } |
60 | else { | |
0ea9712b MB |
61 | $warning =~ s:^:# :gm; |
62 | $warning =~ s: +$::gm; | |
7f1be197 MB |
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 || '-'; | |
0ea9712b MB |
74 | my $leader = shift; |
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 { | |
37442d52 | 83 | safer_unlink $filename if $filename ne '/dev/null'; |
cea2e8a9 | 84 | open F, ">$filename" or die "Can't open $filename: $!"; |
dfb1454f | 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 | $_ .= <IN>; |
cea2e8a9 GS |
95 | chomp; |
96 | } | |
23f1b5c3 | 97 | s/\s+$//; |
cea2e8a9 GS |
98 | my @args; |
99 | if (/^\s*(#|$)/) { | |
100 | @args = $_; | |
101 | } | |
102 | else { | |
103 | @args = split /\s*\|\s*/, $_; | |
104 | } | |
4373e329 AL |
105 | my @outs = &{$function}(@args); |
106 | print $F @outs; # $function->(@args) is not 5.003 | |
cea2e8a9 GS |
107 | } |
108 | print $F $trailer if $trailer; | |
36bb303b NC |
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) { | |
4373e329 | 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 | } | |
37442d52 | 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) = @_; | |
4373e329 AL |
156 | my @nonnull; |
157 | my $has_context = ( $flags !~ /n/ ); | |
3c1e9986 | 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("; | |
4373e329 AL |
170 | if ( $has_context ) { |
171 | $ret .= @args ? "pTHX_ " : "pTHX"; | |
cea2e8a9 GS |
172 | } |
173 | if (@args) { | |
4373e329 AL |
174 | my $n; |
175 | for my $arg ( @args ) { | |
176 | ++$n; | |
7827dc65 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 | } | |
4373e329 | 182 | push( @nonnull, $n ) if ( $arg =~ s/\s*\bNN\b\s+// ); |
1b6737cc | 183 | $arg =~ s/\s*\bNULLOK\b\s+//; # strip NULLOK with no effect |
c48640ec AL |
184 | |
185 | # Make sure each arg has at least a type and a var name. | |
186 | # An arg of "int" is valid C, but want it to be "int foo". | |
187 | my $temp_arg = $arg; | |
188 | $temp_arg =~ s/\*//g; | |
189 | $temp_arg =~ s/\s*\bstruct\b\s*/ /g; | |
190 | if ( ($temp_arg ne "...") && ($temp_arg !~ /\w+\s+\w+/) ) { | |
191 | warn "$func: $arg doesn't have a name\n"; | |
192 | } | |
4373e329 | 193 | } |
cea2e8a9 GS |
194 | $ret .= join ", ", @args; |
195 | } | |
196 | else { | |
4373e329 | 197 | $ret .= "void" if !$has_context; |
cea2e8a9 GS |
198 | } |
199 | $ret .= ")"; | |
f54cb97a AL |
200 | my @attrs; |
201 | if ( $flags =~ /r/ ) { | |
abb2c242 | 202 | push @attrs, "__attribute__noreturn__"; |
f54cb97a AL |
203 | } |
204 | if ( $flags =~ /a/ ) { | |
abb2c242 | 205 | push @attrs, "__attribute__malloc__"; |
f54cb97a AL |
206 | $flags .= "R"; # All allocing must check return value |
207 | } | |
208 | if ( $flags =~ /R/ ) { | |
abb2c242 | 209 | push @attrs, "__attribute__warn_unused_result__"; |
f54cb97a AL |
210 | } |
211 | if ( $flags =~ /P/ ) { | |
abb2c242 | 212 | push @attrs, "__attribute__pure__"; |
f54cb97a | 213 | } |
1c846c1f | 214 | if( $flags =~ /f/ ) { |
4373e329 | 215 | my $prefix = $has_context ? 'pTHX_' : ''; |
1c846c1f | 216 | my $args = scalar @args; |
f54cb97a | 217 | push @attrs, sprintf "__attribute__format__(__printf__,%s%d,%s%d)", |
1c846c1f | 218 | $prefix, $args - 1, $prefix, $args; |
894356b3 | 219 | } |
4373e329 | 220 | if ( @nonnull ) { |
3d42dc86 | 221 | my @pos = map { $has_context ? "pTHX_$_" : $_ } @nonnull; |
abb2c242 | 222 | push @attrs, map { sprintf( "__attribute__nonnull__(%s)", $_ ) } @pos; |
f54cb97a AL |
223 | } |
224 | if ( @attrs ) { | |
225 | $ret .= "\n"; | |
226 | $ret .= join( "\n", map { "\t\t\t$_" } @attrs ); | |
4373e329 | 227 | } |
af3c7592 | 228 | $ret .= ";"; |
3c1e9986 | 229 | $ret .= ' */' if $flags =~ /m/; |
f54cb97a | 230 | $ret .= @attrs ? "\n\n" : "\n"; |
cea2e8a9 GS |
231 | } |
232 | $ret; | |
233 | } | |
234 | ||
2b10efc6 NC |
235 | # generates global.sym (API export list) |
236 | { | |
237 | my %seen; | |
238 | sub write_global_sym { | |
239 | my $ret = ""; | |
240 | if (@_ > 1) { | |
241 | my ($flags,$retval,$func,@args) = @_; | |
242 | # If a function is defined twice, for example before and after an | |
243 | # #else, only process the flags on the first instance for global.sym | |
244 | return $ret if $seen{$func}++; | |
245 | if ($flags =~ /[AX]/ && $flags !~ /[xm]/ | |
246 | || $flags =~ /b/) { # public API, so export | |
247 | $func = "Perl_$func" if $flags =~ /[pbX]/; | |
248 | $ret = "$func\n"; | |
249 | } | |
250 | } | |
251 | $ret; | |
252 | } | |
cea2e8a9 GS |
253 | } |
254 | ||
2b10efc6 | 255 | |
7827dc65 | 256 | our $unflagged_pointers; |
37442d52 | 257 | walk_table(\&write_protos, "proto.h", undef, "/* ex: set ro: */\n"); |
7827dc65 | 258 | warn "$unflagged_pointers pointer arguments to clean up\n" if $unflagged_pointers; |
37442d52 | 259 | walk_table(\&write_global_sym, "global.sym", undef, "# ex: set ro:\n"); |
cea2e8a9 | 260 | |
709f4e38 GS |
261 | # XXX others that may need adding |
262 | # warnhook | |
263 | # hints | |
264 | # copline | |
84fee439 | 265 | my @extvars = qw(sv_undef sv_yes sv_no na dowarn |
4373e329 AL |
266 | curcop compiling |
267 | tainting tainted stack_base stack_sp sv_arenaroot | |
256a4781 | 268 | no_modify |
4373e329 AL |
269 | curstash DBsub DBsingle DBassertion debstash |
270 | rsfp | |
271 | stdingv | |
6b88bc9c GS |
272 | defgv |
273 | errgv | |
3070f6ec GS |
274 | rsfp_filters |
275 | perldb | |
709f4e38 GS |
276 | diehook |
277 | dirty | |
278 | perl_destruct_level | |
ac634a9a | 279 | ppaddr |
84fee439 NIS |
280 | ); |
281 | ||
5f05dabc | 282 | sub readsyms (\%$) { |
283 | my ($syms, $file) = @_; | |
5f05dabc | 284 | local (*FILE, $_); |
285 | open(FILE, "< $file") | |
286 | or die "embed.pl: Can't open $file: $!\n"; | |
287 | while (<FILE>) { | |
288 | s/[ \t]*#.*//; # Delete comments. | |
289 | if (/^\s*(\S+)\s*$/) { | |
22c35a8c GS |
290 | my $sym = $1; |
291 | warn "duplicate symbol $sym while processing $file\n" | |
292 | if exists $$syms{$sym}; | |
293 | $$syms{$sym} = 1; | |
5f05dabc | 294 | } |
295 | } | |
296 | close(FILE); | |
297 | } | |
298 | ||
cea2e8a9 GS |
299 | # Perl_pp_* and Perl_ck_* are in pp.sym |
300 | readsyms my %ppsym, 'pp.sym'; | |
5f05dabc | 301 | |
c6af7a1a GS |
302 | sub readvars(\%$$@) { |
303 | my ($syms, $file,$pre,$keep_pre) = @_; | |
d4cce5f1 NIS |
304 | local (*FILE, $_); |
305 | open(FILE, "< $file") | |
306 | or die "embed.pl: Can't open $file: $!\n"; | |
307 | while (<FILE>) { | |
308 | s/[ \t]*#.*//; # Delete comments. | |
27da23d5 | 309 | if (/PERLVARA?I?S?C?\($pre(\w+)/) { |
22c35a8c | 310 | my $sym = $1; |
c6af7a1a | 311 | $sym = $pre . $sym if $keep_pre; |
22c35a8c GS |
312 | warn "duplicate symbol $sym while processing $file\n" |
313 | if exists $$syms{$sym}; | |
51371543 | 314 | $$syms{$sym} = $pre || 1; |
d4cce5f1 NIS |
315 | } |
316 | } | |
317 | close(FILE); | |
318 | } | |
319 | ||
320 | my %intrp; | |
321 | my %thread; | |
322 | ||
323 | readvars %intrp, 'intrpvar.h','I'; | |
324 | readvars %thread, 'thrdvar.h','T'; | |
22239a37 | 325 | readvars %globvar, 'perlvars.h','G'; |
d4cce5f1 | 326 | |
4543f4c0 PP |
327 | my $sym; |
328 | foreach $sym (sort keys %thread) { | |
34b58025 | 329 | warn "$sym in intrpvar.h as well as thrdvar.h\n" if exists $intrp{$sym}; |
51371543 | 330 | } |
d4cce5f1 | 331 | |
c6af7a1a GS |
332 | sub undefine ($) { |
333 | my ($sym) = @_; | |
334 | "#undef $sym\n"; | |
335 | } | |
336 | ||
5f05dabc | 337 | sub hide ($$) { |
338 | my ($from, $to) = @_; | |
339 | my $t = int(length($from) / 8); | |
340 | "#define $from" . "\t" x ($t < 3 ? 3 - $t : 1) . "$to\n"; | |
341 | } | |
c6af7a1a | 342 | |
6f4183fe | 343 | sub bincompat_var ($$) { |
51371543 | 344 | my ($pfx, $sym) = @_; |
acfe0abc | 345 | my $arg = ($pfx eq 'G' ? 'NULL' : 'aTHX'); |
c5be433b | 346 | undefine("PL_$sym") . hide("PL_$sym", "(*Perl_${pfx}${sym}_ptr($arg))"); |
c6af7a1a GS |
347 | } |
348 | ||
d4cce5f1 NIS |
349 | sub multon ($$$) { |
350 | my ($sym,$pre,$ptr) = @_; | |
3280af22 | 351 | hide("PL_$sym", "($ptr$pre$sym)"); |
5f05dabc | 352 | } |
54aff467 | 353 | |
d4cce5f1 NIS |
354 | sub multoff ($$) { |
355 | my ($sym,$pre) = @_; | |
533c011a | 356 | return hide("PL_$pre$sym", "PL_$sym"); |
5f05dabc | 357 | } |
358 | ||
36bb303b | 359 | safer_unlink 'embed.h'; |
cea2e8a9 | 360 | open(EM, '> embed.h') or die "Can't create embed.h: $!\n"; |
dfb1454f | 361 | binmode EM; |
e50aee73 | 362 | |
7f1be197 | 363 | print EM do_not_edit ("embed.h"), <<'END'; |
e50aee73 AD |
364 | |
365 | /* (Doing namespace management portably in C is really gross.) */ | |
366 | ||
d51482e4 JH |
367 | /* By defining PERL_NO_SHORT_NAMES (not done by default) the short forms |
368 | * (like warn instead of Perl_warn) for the API are not defined. | |
369 | * Not defining the short forms is a good thing for cleaner embedding. */ | |
370 | ||
371 | #ifndef PERL_NO_SHORT_NAMES | |
820c3be9 | 372 | |
22c35a8c | 373 | /* Hide global symbols */ |
5f05dabc | 374 | |
cea2e8a9 | 375 | #if !defined(PERL_IMPLICIT_CONTEXT) |
e50aee73 | 376 | |
e50aee73 AD |
377 | END |
378 | ||
da4ddda1 NC |
379 | # Try to elimiate lots of repeated |
380 | # #ifdef PERL_CORE | |
381 | # foo | |
382 | # #endif | |
383 | # #ifdef PERL_CORE | |
384 | # bar | |
385 | # #endif | |
386 | # by tracking state and merging foo and bar into one block. | |
387 | my $ifdef_state = ''; | |
388 | ||
cea2e8a9 GS |
389 | walk_table { |
390 | my $ret = ""; | |
da4ddda1 | 391 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
392 | if (@_ == 1) { |
393 | my $arg = shift; | |
12a98ad5 | 394 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
395 | } |
396 | else { | |
397 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 398 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
399 | if ($flags =~ /s/) { |
400 | $ret .= hide($func,"S_$func"); | |
401 | } | |
402 | elsif ($flags =~ /p/) { | |
403 | $ret .= hide($func,"Perl_$func"); | |
404 | } | |
405 | } | |
47e67c64 | 406 | if ($ret ne '' && $flags !~ /A/) { |
de37762f | 407 | if ($flags =~ /E/) { |
da4ddda1 NC |
408 | $new_ifdef_state |
409 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
410 | } | |
411 | else { | |
412 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
413 | } | |
414 | ||
415 | if ($new_ifdef_state ne $ifdef_state) { | |
416 | $ret = $new_ifdef_state . $ret; | |
de37762f HS |
417 | } |
418 | } | |
cea2e8a9 | 419 | } |
da4ddda1 NC |
420 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
421 | # Close the old one ahead of opening the new one. | |
422 | $ret = "#endif\n$ret"; | |
423 | } | |
424 | # Remember the new state. | |
425 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 426 | $ret; |
0ea9712b | 427 | } \*EM, ""; |
cea2e8a9 | 428 | |
da4ddda1 NC |
429 | if ($ifdef_state) { |
430 | print EM "#endif\n"; | |
431 | } | |
432 | ||
cea2e8a9 GS |
433 | for $sym (sort keys %ppsym) { |
434 | $sym =~ s/^Perl_//; | |
435 | print EM hide($sym, "Perl_$sym"); | |
436 | } | |
437 | ||
438 | print EM <<'END'; | |
439 | ||
440 | #else /* PERL_IMPLICIT_CONTEXT */ | |
441 | ||
442 | END | |
443 | ||
444 | my @az = ('a'..'z'); | |
445 | ||
da4ddda1 | 446 | $ifdef_state = ''; |
cea2e8a9 GS |
447 | walk_table { |
448 | my $ret = ""; | |
da4ddda1 | 449 | my $new_ifdef_state = ''; |
cea2e8a9 GS |
450 | if (@_ == 1) { |
451 | my $arg = shift; | |
12a98ad5 | 452 | $ret .= "$arg\n" if $arg =~ /^#\s*(if|ifn?def|else|endif)\b/; |
cea2e8a9 GS |
453 | } |
454 | else { | |
455 | my ($flags,$retval,$func,@args) = @_; | |
af3c7592 | 456 | unless ($flags =~ /[om]/) { |
cea2e8a9 GS |
457 | my $args = scalar @args; |
458 | if ($args and $args[$args-1] =~ /\.\.\./) { | |
459 | # we're out of luck for varargs functions under CPP | |
460 | } | |
461 | elsif ($flags =~ /n/) { | |
462 | if ($flags =~ /s/) { | |
463 | $ret .= hide($func,"S_$func"); | |
464 | } | |
465 | elsif ($flags =~ /p/) { | |
466 | $ret .= hide($func,"Perl_$func"); | |
467 | } | |
468 | } | |
469 | else { | |
470 | my $alist = join(",", @az[0..$args-1]); | |
471 | $ret = "#define $func($alist)"; | |
472 | my $t = int(length($ret) / 8); | |
473 | $ret .= "\t" x ($t < 4 ? 4 - $t : 1); | |
474 | if ($flags =~ /s/) { | |
475 | $ret .= "S_$func(aTHX"; | |
476 | } | |
477 | elsif ($flags =~ /p/) { | |
478 | $ret .= "Perl_$func(aTHX"; | |
479 | } | |
480 | $ret .= "_ " if $alist; | |
481 | $ret .= $alist . ")\n"; | |
482 | } | |
483 | } | |
da4ddda1 | 484 | unless ($flags =~ /A/) { |
de37762f | 485 | if ($flags =~ /E/) { |
da4ddda1 NC |
486 | $new_ifdef_state |
487 | = "#if defined(PERL_CORE) || defined(PERL_EXT)\n"; | |
488 | } | |
489 | else { | |
490 | $new_ifdef_state = "#ifdef PERL_CORE\n"; | |
491 | } | |
492 | ||
493 | if ($new_ifdef_state ne $ifdef_state) { | |
494 | $ret = $new_ifdef_state . $ret; | |
de37762f HS |
495 | } |
496 | } | |
cea2e8a9 | 497 | } |
da4ddda1 NC |
498 | if ($ifdef_state && $new_ifdef_state ne $ifdef_state) { |
499 | # Close the old one ahead of opening the new one. | |
500 | $ret = "#endif\n$ret"; | |
501 | } | |
502 | # Remember the new state. | |
503 | $ifdef_state = $new_ifdef_state; | |
cea2e8a9 | 504 | $ret; |
0ea9712b | 505 | } \*EM, ""; |
cea2e8a9 | 506 | |
da4ddda1 NC |
507 | if ($ifdef_state) { |
508 | print EM "#endif\n"; | |
509 | } | |
510 | ||
cea2e8a9 GS |
511 | for $sym (sort keys %ppsym) { |
512 | $sym =~ s/^Perl_//; | |
513 | if ($sym =~ /^ck_/) { | |
514 | print EM hide("$sym(a)", "Perl_$sym(aTHX_ a)"); | |
515 | } | |
516 | elsif ($sym =~ /^pp_/) { | |
517 | print EM hide("$sym()", "Perl_$sym(aTHX)"); | |
518 | } | |
519 | else { | |
520 | warn "Illegal symbol '$sym' in pp.sym"; | |
521 | } | |
e50aee73 AD |
522 | } |
523 | ||
e50aee73 AD |
524 | print EM <<'END'; |
525 | ||
cea2e8a9 | 526 | #endif /* PERL_IMPLICIT_CONTEXT */ |
22c35a8c | 527 | |
d51482e4 | 528 | #endif /* #ifndef PERL_NO_SHORT_NAMES */ |
35209cc8 | 529 | |
22c35a8c GS |
530 | END |
531 | ||
22c35a8c GS |
532 | print EM <<'END'; |
533 | ||
cea2e8a9 GS |
534 | /* Compatibility stubs. Compile extensions with -DPERL_NOCOMPAT to |
535 | disable them. | |
536 | */ | |
537 | ||
538feb02 | 538 | #if !defined(PERL_CORE) |
5bc28da9 | 539 | # define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,PTR2IV(ptr)) |
a0714e2c | 540 | # define sv_setptrref(rv,ptr) sv_setref_iv(rv,NULL,PTR2IV(ptr)) |
538feb02 | 541 | #endif |
cea2e8a9 | 542 | |
08e5223a | 543 | #if !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) |
cea2e8a9 GS |
544 | |
545 | /* Compatibility for various misnamed functions. All functions | |
546 | in the API that begin with "perl_" (not "Perl_") take an explicit | |
547 | interpreter context pointer. | |
548 | The following are not like that, but since they had a "perl_" | |
549 | prefix in previous versions, we provide compatibility macros. | |
550 | */ | |
65cec589 GS |
551 | # define perl_atexit(a,b) call_atexit(a,b) |
552 | # define perl_call_argv(a,b,c) call_argv(a,b,c) | |
553 | # define perl_call_pv(a,b) call_pv(a,b) | |
554 | # define perl_call_method(a,b) call_method(a,b) | |
555 | # define perl_call_sv(a,b) call_sv(a,b) | |
556 | # define perl_eval_sv(a,b) eval_sv(a,b) | |
557 | # define perl_eval_pv(a,b) eval_pv(a,b) | |
558 | # define perl_require_pv(a) require_pv(a) | |
559 | # define perl_get_sv(a,b) get_sv(a,b) | |
560 | # define perl_get_av(a,b) get_av(a,b) | |
561 | # define perl_get_hv(a,b) get_hv(a,b) | |
562 | # define perl_get_cv(a,b) get_cv(a,b) | |
563 | # define perl_init_i18nl10n(a) init_i18nl10n(a) | |
564 | # define perl_init_i18nl14n(a) init_i18nl14n(a) | |
565 | # define perl_new_ctype(a) new_ctype(a) | |
566 | # define perl_new_collate(a) new_collate(a) | |
567 | # define perl_new_numeric(a) new_numeric(a) | |
cea2e8a9 GS |
568 | |
569 | /* varargs functions can't be handled with CPP macros. :-( | |
570 | This provides a set of compatibility functions that don't take | |
571 | an extra argument but grab the context pointer using the macro | |
572 | dTHX. | |
573 | */ | |
d51482e4 | 574 | #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_NO_SHORT_NAMES) |
cea2e8a9 | 575 | # define croak Perl_croak_nocontext |
c5be433b | 576 | # define deb Perl_deb_nocontext |
cea2e8a9 GS |
577 | # define die Perl_die_nocontext |
578 | # define form Perl_form_nocontext | |
e4783991 | 579 | # define load_module Perl_load_module_nocontext |
5a844595 | 580 | # define mess Perl_mess_nocontext |
cea2e8a9 GS |
581 | # define newSVpvf Perl_newSVpvf_nocontext |
582 | # define sv_catpvf Perl_sv_catpvf_nocontext | |
583 | # define sv_setpvf Perl_sv_setpvf_nocontext | |
584 | # define warn Perl_warn_nocontext | |
c5be433b | 585 | # define warner Perl_warner_nocontext |
cea2e8a9 GS |
586 | # define sv_catpvf_mg Perl_sv_catpvf_mg_nocontext |
587 | # define sv_setpvf_mg Perl_sv_setpvf_mg_nocontext | |
588 | #endif | |
589 | ||
590 | #endif /* !defined(PERL_CORE) && !defined(PERL_NOCOMPAT) */ | |
591 | ||
592 | #if !defined(PERL_IMPLICIT_CONTEXT) | |
593 | /* undefined symbols, point them back at the usual ones */ | |
594 | # define Perl_croak_nocontext Perl_croak | |
595 | # define Perl_die_nocontext Perl_die | |
c5be433b | 596 | # define Perl_deb_nocontext Perl_deb |
cea2e8a9 | 597 | # define Perl_form_nocontext Perl_form |
e4783991 | 598 | # define Perl_load_module_nocontext Perl_load_module |
5a844595 | 599 | # define Perl_mess_nocontext Perl_mess |
c5be433b GS |
600 | # define Perl_newSVpvf_nocontext Perl_newSVpvf |
601 | # define Perl_sv_catpvf_nocontext Perl_sv_catpvf | |
602 | # define Perl_sv_setpvf_nocontext Perl_sv_setpvf | |
cea2e8a9 | 603 | # define Perl_warn_nocontext Perl_warn |
c5be433b | 604 | # define Perl_warner_nocontext Perl_warner |
cea2e8a9 GS |
605 | # define Perl_sv_catpvf_mg_nocontext Perl_sv_catpvf_mg |
606 | # define Perl_sv_setpvf_mg_nocontext Perl_sv_setpvf_mg | |
607 | #endif | |
db5cf5a9 | 608 | |
37442d52 | 609 | /* ex: set ro: */ |
d4cce5f1 NIS |
610 | END |
611 | ||
36bb303b | 612 | close(EM) or die "Error closing EM: $!"; |
d4cce5f1 | 613 | |
36bb303b | 614 | safer_unlink 'embedvar.h'; |
d4cce5f1 NIS |
615 | open(EM, '> embedvar.h') |
616 | or die "Can't create embedvar.h: $!\n"; | |
dfb1454f | 617 | binmode EM; |
d4cce5f1 | 618 | |
7f1be197 | 619 | print EM do_not_edit ("embedvar.h"), <<'END'; |
d4cce5f1 NIS |
620 | |
621 | /* (Doing namespace management portably in C is really gross.) */ | |
622 | ||
54aff467 | 623 | /* |
3db8f154 MB |
624 | The following combinations of MULTIPLICITY and PERL_IMPLICIT_CONTEXT |
625 | are supported: | |
54aff467 GS |
626 | 1) none |
627 | 2) MULTIPLICITY # supported for compatibility | |
628 | 3) MULTIPLICITY && PERL_IMPLICIT_CONTEXT | |
54aff467 GS |
629 | |
630 | All other combinations of these flags are errors. | |
631 | ||
3db8f154 | 632 | only #3 is supported directly, while #2 is a special |
54aff467 GS |
633 | case of #3 (supported by redefining vTHX appropriately). |
634 | */ | |
cea2e8a9 | 635 | |
54aff467 | 636 | #if defined(MULTIPLICITY) |
3db8f154 | 637 | /* cases 2 and 3 above */ |
cea2e8a9 | 638 | |
54aff467 GS |
639 | # if defined(PERL_IMPLICIT_CONTEXT) |
640 | # define vTHX aTHX | |
641 | # else | |
642 | # define vTHX PERL_GET_INTERP | |
643 | # endif | |
cea2e8a9 | 644 | |
e50aee73 AD |
645 | END |
646 | ||
d4cce5f1 | 647 | for $sym (sort keys %thread) { |
54aff467 | 648 | print EM multon($sym,'T','vTHX->'); |
d4cce5f1 NIS |
649 | } |
650 | ||
651 | print EM <<'END'; | |
652 | ||
54aff467 | 653 | /* cases 2 and 3 above */ |
55497cff | 654 | |
655 | END | |
760ac839 | 656 | |
d4cce5f1 | 657 | for $sym (sort keys %intrp) { |
54aff467 | 658 | print EM multon($sym,'I','vTHX->'); |
d4cce5f1 NIS |
659 | } |
660 | ||
661 | print EM <<'END'; | |
662 | ||
54aff467 | 663 | #else /* !MULTIPLICITY */ |
1d7c1841 | 664 | |
3db8f154 | 665 | /* case 1 above */ |
5f05dabc | 666 | |
56d28764 | 667 | END |
e50aee73 | 668 | |
d4cce5f1 | 669 | for $sym (sort keys %intrp) { |
54aff467 | 670 | print EM multoff($sym,'I'); |
d4cce5f1 NIS |
671 | } |
672 | ||
673 | print EM <<'END'; | |
674 | ||
d4cce5f1 NIS |
675 | END |
676 | ||
677 | for $sym (sort keys %thread) { | |
54aff467 | 678 | print EM multoff($sym,'T'); |
d4cce5f1 NIS |
679 | } |
680 | ||
681 | print EM <<'END'; | |
682 | ||
54aff467 | 683 | #endif /* MULTIPLICITY */ |
d4cce5f1 | 684 | |
54aff467 | 685 | #if defined(PERL_GLOBAL_STRUCT) |
22239a37 NIS |
686 | |
687 | END | |
688 | ||
689 | for $sym (sort keys %globvar) { | |
27da23d5 JH |
690 | print EM multon($sym, 'G','my_vars->'); |
691 | print EM multon("G$sym",'', 'my_vars->'); | |
22239a37 NIS |
692 | } |
693 | ||
694 | print EM <<'END'; | |
695 | ||
696 | #else /* !PERL_GLOBAL_STRUCT */ | |
697 | ||
698 | END | |
699 | ||
700 | for $sym (sort keys %globvar) { | |
701 | print EM multoff($sym,'G'); | |
702 | } | |
703 | ||
704 | print EM <<'END'; | |
705 | ||
22239a37 NIS |
706 | #endif /* PERL_GLOBAL_STRUCT */ |
707 | ||
85add8c2 | 708 | #ifdef PERL_POLLUTE /* disabled by default in 5.6.0 */ |
84fee439 NIS |
709 | |
710 | END | |
711 | ||
712 | for $sym (sort @extvars) { | |
713 | print EM hide($sym,"PL_$sym"); | |
714 | } | |
715 | ||
716 | print EM <<'END'; | |
717 | ||
db5cf5a9 | 718 | #endif /* PERL_POLLUTE */ |
37442d52 RGS |
719 | |
720 | /* ex: set ro: */ | |
84fee439 NIS |
721 | END |
722 | ||
36bb303b | 723 | close(EM) or die "Error closing EM: $!"; |
c6af7a1a | 724 | |
36bb303b NC |
725 | safer_unlink 'perlapi.h'; |
726 | safer_unlink 'perlapi.c'; | |
51371543 | 727 | open(CAPI, '> perlapi.c') or die "Can't create perlapi.c: $!\n"; |
dfb1454f | 728 | binmode CAPI; |
51371543 | 729 | open(CAPIH, '> perlapi.h') or die "Can't create perlapi.h: $!\n"; |
dfb1454f | 730 | binmode CAPIH; |
51371543 | 731 | |
7f1be197 | 732 | print CAPIH do_not_edit ("perlapi.h"), <<'EOT'; |
51371543 | 733 | |
51371543 | 734 | /* declare accessor functions for Perl variables */ |
6f4183fe GS |
735 | #ifndef __perlapi_h__ |
736 | #define __perlapi_h__ | |
51371543 | 737 | |
acfe0abc | 738 | #if defined (MULTIPLICITY) |
c5be433b | 739 | |
51371543 GS |
740 | START_EXTERN_C |
741 | ||
742 | #undef PERLVAR | |
743 | #undef PERLVARA | |
744 | #undef PERLVARI | |
745 | #undef PERLVARIC | |
27da23d5 | 746 | #undef PERLVARISC |
acfe0abc | 747 | #define PERLVAR(v,t) EXTERN_C t* Perl_##v##_ptr(pTHX); |
51371543 | 748 | #define PERLVARA(v,n,t) typedef t PL_##v##_t[n]; \ |
acfe0abc | 749 | EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX); |
51371543 | 750 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 751 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
27da23d5 JH |
752 | #define PERLVARISC(v,i) typedef const char PL_##v##_t[sizeof(i)]; \ |
753 | EXTERN_C PL_##v##_t* Perl_##v##_ptr(pTHX); | |
51371543 GS |
754 | |
755 | #include "thrdvar.h" | |
756 | #include "intrpvar.h" | |
757 | #include "perlvars.h" | |
758 | ||
759 | #undef PERLVAR | |
760 | #undef PERLVARA | |
761 | #undef PERLVARI | |
762 | #undef PERLVARIC | |
27da23d5 JH |
763 | #undef PERLVARISC |
764 | ||
765 | #ifndef PERL_GLOBAL_STRUCT | |
766 | EXTERN_C Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX); | |
767 | EXTERN_C Perl_check_t** Perl_Gcheck_ptr(pTHX); | |
768 | EXTERN_C unsigned char** Perl_Gfold_locale_ptr(pTHX); | |
769 | #define Perl_ppaddr_ptr Perl_Gppaddr_ptr | |
770 | #define Perl_check_ptr Perl_Gcheck_ptr | |
771 | #define Perl_fold_locale_ptr Perl_Gfold_locale_ptr | |
772 | #endif | |
51371543 GS |
773 | |
774 | END_EXTERN_C | |
775 | ||
682fc664 | 776 | #if defined(PERL_CORE) |
6f4183fe | 777 | |
682fc664 GS |
778 | /* accessor functions for Perl variables (provide binary compatibility) */ |
779 | ||
780 | /* these need to be mentioned here, or most linkers won't put them in | |
781 | the perl executable */ | |
782 | ||
783 | #ifndef PERL_NO_FORCE_LINK | |
784 | ||
785 | START_EXTERN_C | |
786 | ||
787 | #ifndef DOINIT | |
27da23d5 | 788 | EXTCONST void * const PL_force_link_funcs[]; |
682fc664 | 789 | #else |
27da23d5 | 790 | EXTCONST void * const PL_force_link_funcs[] = { |
682fc664 GS |
791 | #undef PERLVAR |
792 | #undef PERLVARA | |
793 | #undef PERLVARI | |
794 | #undef PERLVARIC | |
ea1f607c | 795 | #define PERLVAR(v,t) (void*)Perl_##v##_ptr, |
682fc664 GS |
796 | #define PERLVARA(v,n,t) PERLVAR(v,t) |
797 | #define PERLVARI(v,t,i) PERLVAR(v,t) | |
798 | #define PERLVARIC(v,t,i) PERLVAR(v,t) | |
27da23d5 | 799 | #define PERLVARISC(v,i) PERLVAR(v,char) |
682fc664 | 800 | |
3c0f78ca JH |
801 | /* In Tru64 (__DEC && __osf__) the cc option -std1 causes that one |
802 | * cannot cast between void pointers and function pointers without | |
803 | * info level warnings. The PL_force_link_funcs[] would cause a few | |
804 | * hundred of those warnings. In code one can circumnavigate this by using | |
805 | * unions that overlay the different pointers, but in declarations one | |
806 | * cannot use this trick. Therefore we just disable the warning here | |
807 | * for the duration of the PL_force_link_funcs[] declaration. */ | |
808 | ||
809 | #if defined(__DECC) && defined(__osf__) | |
810 | #pragma message save | |
811 | #pragma message disable (nonstandcast) | |
812 | #endif | |
813 | ||
682fc664 GS |
814 | #include "thrdvar.h" |
815 | #include "intrpvar.h" | |
816 | #include "perlvars.h" | |
817 | ||
3c0f78ca JH |
818 | #if defined(__DECC) && defined(__osf__) |
819 | #pragma message restore | |
820 | #endif | |
821 | ||
682fc664 GS |
822 | #undef PERLVAR |
823 | #undef PERLVARA | |
824 | #undef PERLVARI | |
825 | #undef PERLVARIC | |
27da23d5 | 826 | #undef PERLVARISC |
682fc664 GS |
827 | }; |
828 | #endif /* DOINIT */ | |
829 | ||
acfe0abc | 830 | END_EXTERN_C |
682fc664 GS |
831 | |
832 | #endif /* PERL_NO_FORCE_LINK */ | |
833 | ||
834 | #else /* !PERL_CORE */ | |
51371543 GS |
835 | |
836 | EOT | |
837 | ||
4543f4c0 | 838 | foreach $sym (sort keys %intrp) { |
6f4183fe GS |
839 | print CAPIH bincompat_var('I',$sym); |
840 | } | |
841 | ||
4543f4c0 | 842 | foreach $sym (sort keys %thread) { |
6f4183fe GS |
843 | print CAPIH bincompat_var('T',$sym); |
844 | } | |
845 | ||
4543f4c0 | 846 | foreach $sym (sort keys %globvar) { |
6f4183fe GS |
847 | print CAPIH bincompat_var('G',$sym); |
848 | } | |
849 | ||
850 | print CAPIH <<'EOT'; | |
851 | ||
852 | #endif /* !PERL_CORE */ | |
acfe0abc | 853 | #endif /* MULTIPLICITY */ |
6f4183fe GS |
854 | |
855 | #endif /* __perlapi_h__ */ | |
856 | ||
37442d52 | 857 | /* ex: set ro: */ |
6f4183fe | 858 | EOT |
36bb303b | 859 | close CAPIH or die "Error closing CAPIH: $!"; |
51371543 | 860 | |
7f1be197 | 861 | print CAPI do_not_edit ("perlapi.c"), <<'EOT'; |
51371543 GS |
862 | |
863 | #include "EXTERN.h" | |
864 | #include "perl.h" | |
865 | #include "perlapi.h" | |
866 | ||
acfe0abc | 867 | #if defined (MULTIPLICITY) |
51371543 GS |
868 | |
869 | /* accessor functions for Perl variables (provides binary compatibility) */ | |
870 | START_EXTERN_C | |
871 | ||
872 | #undef PERLVAR | |
873 | #undef PERLVARA | |
874 | #undef PERLVARI | |
875 | #undef PERLVARIC | |
27da23d5 | 876 | #undef PERLVARISC |
6f4183fe | 877 | |
6f4183fe | 878 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 879 | { dVAR; PERL_UNUSED_CONTEXT; return &(aTHX->v); } |
6f4183fe | 880 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 881 | { dVAR; PERL_UNUSED_CONTEXT; return &(aTHX->v); } |
6f4183fe | 882 | |
51371543 | 883 | #define PERLVARI(v,t,i) PERLVAR(v,t) |
c5be433b | 884 | #define PERLVARIC(v,t,i) PERLVAR(v, const t) |
27da23d5 | 885 | #define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 886 | { dVAR; PERL_UNUSED_CONTEXT; return &(aTHX->v); } |
51371543 GS |
887 | |
888 | #include "thrdvar.h" | |
889 | #include "intrpvar.h" | |
c5be433b GS |
890 | |
891 | #undef PERLVAR | |
892 | #undef PERLVARA | |
acfe0abc | 893 | #define PERLVAR(v,t) t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 894 | { dVAR; PERL_UNUSED_CONTEXT; return &(PL_##v); } |
acfe0abc | 895 | #define PERLVARA(v,n,t) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 896 | { dVAR; PERL_UNUSED_CONTEXT; return &(PL_##v); } |
34f7a5fe | 897 | #undef PERLVARIC |
27da23d5 JH |
898 | #undef PERLVARISC |
899 | #define PERLVARIC(v,t,i) \ | |
900 | const t* Perl_##v##_ptr(pTHX) \ | |
96a5add6 | 901 | { PERL_UNUSED_CONTEXT; return (const t *)&(PL_##v); } |
27da23d5 | 902 | #define PERLVARISC(v,i) PL_##v##_t* Perl_##v##_ptr(pTHX) \ |
96a5add6 | 903 | { dVAR; PERL_UNUSED_CONTEXT; return &(PL_##v); } |
51371543 GS |
904 | #include "perlvars.h" |
905 | ||
906 | #undef PERLVAR | |
907 | #undef PERLVARA | |
908 | #undef PERLVARI | |
909 | #undef PERLVARIC | |
27da23d5 JH |
910 | #undef PERLVARISC |
911 | ||
912 | #ifndef PERL_GLOBAL_STRUCT | |
913 | /* A few evil special cases. Could probably macrofy this. */ | |
914 | #undef PL_ppaddr | |
915 | #undef PL_check | |
916 | #undef PL_fold_locale | |
917 | Perl_ppaddr_t** Perl_Gppaddr_ptr(pTHX) { | |
96a5add6 AL |
918 | static const Perl_ppaddr_t* const ppaddr_ptr = PL_ppaddr; |
919 | PERL_UNUSED_CONTEXT; | |
27da23d5 JH |
920 | return (Perl_ppaddr_t**)&ppaddr_ptr; |
921 | } | |
922 | Perl_check_t** Perl_Gcheck_ptr(pTHX) { | |
96a5add6 AL |
923 | static const Perl_check_t* const check_ptr = PL_check; |
924 | PERL_UNUSED_CONTEXT; | |
27da23d5 JH |
925 | return (Perl_check_t**)&check_ptr; |
926 | } | |
927 | unsigned char** Perl_Gfold_locale_ptr(pTHX) { | |
96a5add6 AL |
928 | static const unsigned char* const fold_locale_ptr = PL_fold_locale; |
929 | PERL_UNUSED_CONTEXT; | |
27da23d5 JH |
930 | return (unsigned char**)&fold_locale_ptr; |
931 | } | |
932 | #endif | |
51371543 | 933 | |
acfe0abc | 934 | END_EXTERN_C |
6f4183fe | 935 | |
acfe0abc | 936 | #endif /* MULTIPLICITY */ |
37442d52 RGS |
937 | |
938 | /* ex: set ro: */ | |
51371543 GS |
939 | EOT |
940 | ||
36bb303b | 941 | close(CAPI) or die "Error closing CAPI: $!"; |
acfe0abc | 942 | |
c5be433b | 943 | # functions that take va_list* for implementing vararg functions |
08cd8952 | 944 | # NOTE: makedef.pl must be updated if you add symbols to %vfuncs |
acfe0abc | 945 | # XXX %vfuncs currently unused |
c5be433b GS |
946 | my %vfuncs = qw( |
947 | Perl_croak Perl_vcroak | |
948 | Perl_warn Perl_vwarn | |
949 | Perl_warner Perl_vwarner | |
950 | Perl_die Perl_vdie | |
951 | Perl_form Perl_vform | |
e4783991 | 952 | Perl_load_module Perl_vload_module |
5a844595 | 953 | Perl_mess Perl_vmess |
c5be433b GS |
954 | Perl_deb Perl_vdeb |
955 | Perl_newSVpvf Perl_vnewSVpvf | |
956 | Perl_sv_setpvf Perl_sv_vsetpvf | |
957 | Perl_sv_setpvf_mg Perl_sv_vsetpvf_mg | |
958 | Perl_sv_catpvf Perl_sv_vcatpvf | |
959 | Perl_sv_catpvf_mg Perl_sv_vcatpvf_mg | |
960 | Perl_dump_indent Perl_dump_vindent | |
961 | Perl_default_protect Perl_vdefault_protect | |
962 | ); | |
1b6737cc AL |
963 | |
964 | # ex: set ts=8 sts=4 sw=4 noet: |