| 1 | #!/usr/bin/perl -w |
| 2 | |
| 3 | require 5.003; |
| 4 | |
| 5 | # XXX others that may need adding |
| 6 | # warnhook |
| 7 | # hints |
| 8 | # copline |
| 9 | my @extvars = qw(sv_undef sv_yes sv_no na dowarn |
| 10 | curcop compiling |
| 11 | tainting tainted stack_base stack_sp sv_arenaroot |
| 12 | no_modify |
| 13 | curstash DBsub DBsingle debstash |
| 14 | rsfp |
| 15 | stdingv |
| 16 | defgv |
| 17 | errgv |
| 18 | rsfp_filters |
| 19 | perldb |
| 20 | diehook |
| 21 | dirty |
| 22 | perl_destruct_level |
| 23 | ); |
| 24 | |
| 25 | sub readsyms (\%$) { |
| 26 | my ($syms, $file) = @_; |
| 27 | local (*FILE, $_); |
| 28 | open(FILE, "< $file") |
| 29 | or die "embed.pl: Can't open $file: $!\n"; |
| 30 | while (<FILE>) { |
| 31 | s/[ \t]*#.*//; # Delete comments. |
| 32 | if (/^\s*(\S+)\s*$/) { |
| 33 | my $sym = $1; |
| 34 | warn "duplicate symbol $sym while processing $file\n" |
| 35 | if exists $$syms{$sym}; |
| 36 | $$syms{$sym} = 1; |
| 37 | } |
| 38 | } |
| 39 | close(FILE); |
| 40 | } |
| 41 | |
| 42 | readsyms %global, 'global.sym'; |
| 43 | readsyms %global, 'pp.sym'; |
| 44 | |
| 45 | sub readvars(\%$$@) { |
| 46 | my ($syms, $file,$pre,$keep_pre) = @_; |
| 47 | local (*FILE, $_); |
| 48 | open(FILE, "< $file") |
| 49 | or die "embed.pl: Can't open $file: $!\n"; |
| 50 | while (<FILE>) { |
| 51 | s/[ \t]*#.*//; # Delete comments. |
| 52 | if (/PERLVARI?C?\($pre(\w+)/) { |
| 53 | my $sym = $1; |
| 54 | $sym = $pre . $sym if $keep_pre; |
| 55 | warn "duplicate symbol $sym while processing $file\n" |
| 56 | if exists $$syms{$sym}; |
| 57 | $$syms{$sym} = 1; |
| 58 | } |
| 59 | } |
| 60 | close(FILE); |
| 61 | } |
| 62 | |
| 63 | my %intrp; |
| 64 | my %thread; |
| 65 | |
| 66 | readvars %intrp, 'intrpvar.h','I'; |
| 67 | readvars %thread, 'thrdvar.h','T'; |
| 68 | readvars %globvar, 'perlvars.h','G'; |
| 69 | readvars %objvar, 'intrpvar.h','pi', 1; |
| 70 | |
| 71 | foreach my $sym (sort keys %intrp) |
| 72 | { |
| 73 | if (exists $global{$sym}) |
| 74 | { |
| 75 | delete $global{$sym}; |
| 76 | warn "$sym in {global,pp}.sym as well as intrpvar.h\n"; |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | foreach my $sym (sort keys %globvar) |
| 81 | { |
| 82 | if (exists $global{$sym}) |
| 83 | { |
| 84 | delete $global{$sym}; |
| 85 | warn "$sym in {global,pp}.sym as well as perlvars.h\n"; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | foreach my $sym (sort keys %thread) |
| 90 | { |
| 91 | warn "$sym in intrpvar.h as well as thrdvar.h\n" if exists $intrp{$sym}; |
| 92 | if (exists $global{$sym}) |
| 93 | { |
| 94 | delete $global{$sym}; |
| 95 | warn "$sym in {global,pp}.sym as well as thrdvar.h\n"; |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | sub undefine ($) { |
| 100 | my ($sym) = @_; |
| 101 | "#undef $sym\n"; |
| 102 | } |
| 103 | |
| 104 | sub hide ($$) { |
| 105 | my ($from, $to) = @_; |
| 106 | my $t = int(length($from) / 8); |
| 107 | "#define $from" . "\t" x ($t < 3 ? 3 - $t : 1) . "$to\n"; |
| 108 | } |
| 109 | |
| 110 | sub embed ($) { |
| 111 | my ($sym) = @_; |
| 112 | hide($sym, "Perl_$sym"); |
| 113 | } |
| 114 | |
| 115 | sub embedobj ($) { |
| 116 | my ($sym) = @_; |
| 117 | hide($sym, $sym =~ /^perl_/i ? "CPerlObj::$sym" : "CPerlObj::Perl_$sym"); |
| 118 | } |
| 119 | |
| 120 | sub objxsub_func ($) { |
| 121 | my ($sym) = @_; |
| 122 | undefine($sym) . hide($sym, $sym =~ /^perl_/i |
| 123 | ? "pPerl->$sym" |
| 124 | : "pPerl->Perl_$sym"); |
| 125 | } |
| 126 | |
| 127 | sub objxsub_var ($) { |
| 128 | my ($sym) = @_; |
| 129 | undefine("PL_$sym") . hide("PL_$sym", "pPerl->PL_$sym"); |
| 130 | } |
| 131 | |
| 132 | sub embedvar ($) { |
| 133 | my ($sym) = @_; |
| 134 | # hide($sym, "Perl_$sym"); |
| 135 | return ''; |
| 136 | } |
| 137 | |
| 138 | sub multon ($$$) { |
| 139 | my ($sym,$pre,$ptr) = @_; |
| 140 | hide("PL_$sym", "($ptr$pre$sym)"); |
| 141 | } |
| 142 | sub multoff ($$) { |
| 143 | my ($sym,$pre) = @_; |
| 144 | return hide("PL_$pre$sym", "PL_$sym"); |
| 145 | } |
| 146 | |
| 147 | unlink 'embed.h'; |
| 148 | open(EM, '> embed.h') |
| 149 | or die "Can't create embed.h: $!\n"; |
| 150 | |
| 151 | print EM <<'END'; |
| 152 | /* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
| 153 | This file is built by embed.pl from global.sym, pp.sym, intrpvar.h, |
| 154 | perlvars.h and thrdvar.h. Any changes made here will be lost! |
| 155 | */ |
| 156 | |
| 157 | /* (Doing namespace management portably in C is really gross.) */ |
| 158 | |
| 159 | /* NO_EMBED is no longer supported. i.e. EMBED is always active. */ |
| 160 | |
| 161 | /* Hide global symbols */ |
| 162 | |
| 163 | #if !defined(PERL_OBJECT) |
| 164 | |
| 165 | END |
| 166 | |
| 167 | for $sym (sort keys %global) { |
| 168 | print EM embed($sym); |
| 169 | } |
| 170 | |
| 171 | print EM <<'END'; |
| 172 | |
| 173 | #else /* PERL_OBJECT */ |
| 174 | |
| 175 | END |
| 176 | |
| 177 | # XXX these should be in a *.sym file |
| 178 | my @staticfuncs = qw( |
| 179 | perl_init_i18nl10n |
| 180 | perl_init_i18nl14n |
| 181 | perl_new_collate |
| 182 | perl_new_ctype |
| 183 | perl_new_numeric |
| 184 | perl_set_numeric_local |
| 185 | perl_set_numeric_standard |
| 186 | perl_construct |
| 187 | perl_destruct |
| 188 | perl_atexit |
| 189 | perl_free |
| 190 | perl_parse |
| 191 | perl_run |
| 192 | perl_get_sv |
| 193 | perl_get_av |
| 194 | perl_get_hv |
| 195 | perl_get_cv |
| 196 | perl_call_argv |
| 197 | perl_call_pv |
| 198 | perl_call_method |
| 199 | perl_call_sv |
| 200 | perl_eval_pv |
| 201 | perl_eval_sv |
| 202 | perl_require_pv |
| 203 | |
| 204 | hsplit |
| 205 | hfreeentries |
| 206 | more_he |
| 207 | new_he |
| 208 | del_he |
| 209 | save_hek |
| 210 | mess_alloc |
| 211 | gv_init_sv |
| 212 | save_scalar_at |
| 213 | asIV |
| 214 | asUV |
| 215 | more_sv |
| 216 | more_xiv |
| 217 | more_xnv |
| 218 | more_xpv |
| 219 | more_xrv |
| 220 | new_xiv |
| 221 | new_xnv |
| 222 | new_xpv |
| 223 | new_xrv |
| 224 | del_xiv |
| 225 | del_xnv |
| 226 | del_xpv |
| 227 | del_xrv |
| 228 | sv_mortalgrow |
| 229 | sv_unglob |
| 230 | sv_check_thinkfirst |
| 231 | avhv_index_sv |
| 232 | do_report_used |
| 233 | do_clean_objs |
| 234 | do_clean_named_objs |
| 235 | do_clean_all |
| 236 | not_a_number |
| 237 | my_safemalloc |
| 238 | visit |
| 239 | qsortsv |
| 240 | sortcv |
| 241 | save_magic |
| 242 | magic_methpack |
| 243 | magic_methcall |
| 244 | magic_methcall |
| 245 | doform |
| 246 | doencodes |
| 247 | refto |
| 248 | seed |
| 249 | docatch |
| 250 | dofindlabel |
| 251 | doparseform |
| 252 | dopoptoeval |
| 253 | dopoptolabel |
| 254 | dopoptoloop |
| 255 | dopoptosub |
| 256 | dopoptosub_at |
| 257 | save_lines |
| 258 | doeval |
| 259 | sv_ncmp |
| 260 | sv_i_ncmp |
| 261 | amagic_ncmp |
| 262 | amagic_i_ncmp |
| 263 | amagic_cmp |
| 264 | amagic_cmp_locale |
| 265 | mul128 |
| 266 | is_an_int |
| 267 | div128 |
| 268 | runops_standard |
| 269 | runops_debug |
| 270 | check_uni |
| 271 | force_next |
| 272 | force_version |
| 273 | force_word |
| 274 | tokeq |
| 275 | scan_const |
| 276 | scan_formline |
| 277 | scan_heredoc |
| 278 | scan_ident |
| 279 | scan_inputsymbol |
| 280 | scan_pat |
| 281 | scan_str |
| 282 | scan_subst |
| 283 | scan_trans |
| 284 | scan_word |
| 285 | skipspace |
| 286 | checkcomma |
| 287 | force_ident |
| 288 | incline |
| 289 | intuit_method |
| 290 | intuit_more |
| 291 | lop |
| 292 | missingterm |
| 293 | no_op |
| 294 | set_csh |
| 295 | sublex_done |
| 296 | sublex_push |
| 297 | sublex_start |
| 298 | uni |
| 299 | filter_gets |
| 300 | new_constant |
| 301 | ao |
| 302 | depcom |
| 303 | win32_textfilter |
| 304 | incl_perldb |
| 305 | isa_lookup |
| 306 | get_db_sub |
| 307 | list_assignment |
| 308 | bad_type |
| 309 | modkids |
| 310 | no_fh_allowed |
| 311 | scalarboolean |
| 312 | too_few_arguments |
| 313 | too_many_arguments |
| 314 | null |
| 315 | pad_findlex |
| 316 | newDEFSVOP |
| 317 | gv_ename |
| 318 | cv_clone2 |
| 319 | find_beginning |
| 320 | forbid_setid |
| 321 | incpush |
| 322 | init_interp |
| 323 | init_ids |
| 324 | init_debugger |
| 325 | init_lexer |
| 326 | init_main_stash |
| 327 | init_perllib |
| 328 | init_postdump_symbols |
| 329 | init_predump_symbols |
| 330 | my_exit_jump |
| 331 | nuke_stacks |
| 332 | open_script |
| 333 | usage |
| 334 | validate_suid |
| 335 | emulate_eaccess |
| 336 | reg |
| 337 | reganode |
| 338 | regatom |
| 339 | regbranch |
| 340 | regc |
| 341 | reguni |
| 342 | regclass |
| 343 | regclassutf8 |
| 344 | regcurly |
| 345 | reg_node |
| 346 | regpiece |
| 347 | reginsert |
| 348 | regoptail |
| 349 | regset |
| 350 | regtail |
| 351 | regwhite |
| 352 | nextchar |
| 353 | dumpuntil |
| 354 | scan_commit |
| 355 | study_chunk |
| 356 | add_data |
| 357 | re_croak2 |
| 358 | regpposixcc |
| 359 | clear_re |
| 360 | regmatch |
| 361 | regrepeat |
| 362 | regrepeat_hard |
| 363 | regtry |
| 364 | reginclass |
| 365 | reginclassutf8 |
| 366 | regcppush |
| 367 | regcppop |
| 368 | regcp_set_to |
| 369 | cache_re |
| 370 | restore_pos |
| 371 | reghop |
| 372 | reghopmaybe |
| 373 | dump |
| 374 | do_aspawn |
| 375 | debprof |
| 376 | bset_obj_store |
| 377 | new_logop |
| 378 | simplify_sort |
| 379 | is_handle_constructor |
| 380 | do_trans_CC_simple |
| 381 | do_trans_CC_count |
| 382 | do_trans_CC_complex |
| 383 | do_trans_UU_simple |
| 384 | do_trans_UU_count |
| 385 | do_trans_UU_complex |
| 386 | do_trans_UC_simple |
| 387 | do_trans_CU_simple |
| 388 | do_trans_UC_trivial |
| 389 | do_trans_CU_trivial |
| 390 | unwind_handler_stack |
| 391 | restore_magic |
| 392 | restore_rsfp |
| 393 | restore_expect |
| 394 | restore_lex_expect |
| 395 | yydestruct |
| 396 | del_sv |
| 397 | fprintf |
| 398 | ); |
| 399 | |
| 400 | for $sym (sort(keys(%global),@staticfuncs)) { |
| 401 | print EM embedobj($sym); |
| 402 | } |
| 403 | |
| 404 | print EM <<'END'; |
| 405 | |
| 406 | #endif /* PERL_OBJECT */ |
| 407 | |
| 408 | /* compatibility stubs */ |
| 409 | |
| 410 | #define sv_setptrobj(rv,ptr,name) sv_setref_iv(rv,name,(IV)ptr) |
| 411 | #define sv_setptrref(rv,ptr) sv_setref_iv(rv,Nullch,(IV)ptr) |
| 412 | |
| 413 | END |
| 414 | |
| 415 | close(EM); |
| 416 | |
| 417 | unlink 'embedvar.h'; |
| 418 | open(EM, '> embedvar.h') |
| 419 | or die "Can't create embedvar.h: $!\n"; |
| 420 | |
| 421 | print EM <<'END'; |
| 422 | /* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
| 423 | This file is built by embed.pl from global.sym, pp.sym, intrpvar.h, |
| 424 | perlvars.h and thrdvar.h. Any changes made here will be lost! |
| 425 | */ |
| 426 | |
| 427 | /* (Doing namespace management portably in C is really gross.) */ |
| 428 | |
| 429 | /* Put interpreter-specific symbols into a struct? */ |
| 430 | |
| 431 | #ifdef MULTIPLICITY |
| 432 | |
| 433 | #ifndef USE_THREADS |
| 434 | /* If we do not have threads then per-thread vars are per-interpreter */ |
| 435 | |
| 436 | END |
| 437 | |
| 438 | for $sym (sort keys %thread) { |
| 439 | print EM multon($sym,'T','PL_curinterp->'); |
| 440 | } |
| 441 | |
| 442 | print EM <<'END'; |
| 443 | |
| 444 | #endif /* !USE_THREADS */ |
| 445 | |
| 446 | /* These are always per-interpreter if there is more than one */ |
| 447 | |
| 448 | END |
| 449 | |
| 450 | for $sym (sort keys %intrp) { |
| 451 | print EM multon($sym,'I','PL_curinterp->'); |
| 452 | } |
| 453 | |
| 454 | print EM <<'END'; |
| 455 | |
| 456 | #else /* !MULTIPLICITY */ |
| 457 | |
| 458 | END |
| 459 | |
| 460 | for $sym (sort keys %intrp) { |
| 461 | print EM multoff($sym,'I'); |
| 462 | } |
| 463 | |
| 464 | print EM <<'END'; |
| 465 | |
| 466 | #ifndef USE_THREADS |
| 467 | |
| 468 | END |
| 469 | |
| 470 | for $sym (sort keys %thread) { |
| 471 | print EM multoff($sym,'T'); |
| 472 | } |
| 473 | |
| 474 | print EM <<'END'; |
| 475 | |
| 476 | #endif /* USE_THREADS */ |
| 477 | |
| 478 | /* Hide what would have been interpreter-specific symbols? */ |
| 479 | |
| 480 | END |
| 481 | |
| 482 | for $sym (sort keys %intrp) { |
| 483 | print EM embedvar($sym); |
| 484 | } |
| 485 | |
| 486 | print EM <<'END'; |
| 487 | |
| 488 | #ifndef USE_THREADS |
| 489 | |
| 490 | END |
| 491 | |
| 492 | for $sym (sort keys %thread) { |
| 493 | print EM embedvar($sym); |
| 494 | } |
| 495 | |
| 496 | print EM <<'END'; |
| 497 | |
| 498 | #endif /* USE_THREADS */ |
| 499 | #endif /* MULTIPLICITY */ |
| 500 | |
| 501 | /* Now same trickey for per-thread variables */ |
| 502 | |
| 503 | #ifdef USE_THREADS |
| 504 | |
| 505 | END |
| 506 | |
| 507 | for $sym (sort keys %thread) { |
| 508 | print EM multon($sym,'T','thr->'); |
| 509 | } |
| 510 | |
| 511 | print EM <<'END'; |
| 512 | |
| 513 | #endif /* USE_THREADS */ |
| 514 | |
| 515 | #ifdef PERL_GLOBAL_STRUCT |
| 516 | |
| 517 | END |
| 518 | |
| 519 | for $sym (sort keys %globvar) { |
| 520 | print EM multon($sym,'G','PL_Vars.'); |
| 521 | } |
| 522 | |
| 523 | print EM <<'END'; |
| 524 | |
| 525 | #else /* !PERL_GLOBAL_STRUCT */ |
| 526 | |
| 527 | END |
| 528 | |
| 529 | for $sym (sort keys %globvar) { |
| 530 | print EM multoff($sym,'G'); |
| 531 | } |
| 532 | |
| 533 | print EM <<'END'; |
| 534 | |
| 535 | END |
| 536 | |
| 537 | for $sym (sort keys %globvar) { |
| 538 | print EM embedvar($sym); |
| 539 | } |
| 540 | |
| 541 | print EM <<'END'; |
| 542 | |
| 543 | #endif /* PERL_GLOBAL_STRUCT */ |
| 544 | |
| 545 | END |
| 546 | |
| 547 | print EM <<'END'; |
| 548 | |
| 549 | #ifdef PERL_POLLUTE /* disabled by default in 5.006 */ |
| 550 | |
| 551 | END |
| 552 | |
| 553 | for $sym (sort @extvars) { |
| 554 | print EM hide($sym,"PL_$sym"); |
| 555 | } |
| 556 | |
| 557 | print EM <<'END'; |
| 558 | |
| 559 | #endif /* PERL_POLLUTE */ |
| 560 | END |
| 561 | |
| 562 | |
| 563 | close(EM); |
| 564 | |
| 565 | unlink 'objXSUB.h'; |
| 566 | open(OBX, '> objXSUB.h') |
| 567 | or die "Can't create objXSUB.h: $!\n"; |
| 568 | |
| 569 | print OBX <<'EOT'; |
| 570 | /* !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
| 571 | This file is built by embed.pl from global.sym, pp.sym, intrpvar.h, |
| 572 | perlvars.h and thrdvar.h. Any changes made here will be lost! |
| 573 | */ |
| 574 | |
| 575 | #ifndef __objXSUB_h__ |
| 576 | #define __objXSUB_h__ |
| 577 | |
| 578 | /* Variables */ |
| 579 | |
| 580 | EOT |
| 581 | |
| 582 | foreach my $sym (sort(keys(%intrp), |
| 583 | keys(%thread), |
| 584 | keys(%globvar), |
| 585 | keys(%objvar))) |
| 586 | { |
| 587 | print OBX objxsub_var($sym); |
| 588 | } |
| 589 | |
| 590 | print OBX <<'EOT'; |
| 591 | |
| 592 | /* Functions */ |
| 593 | |
| 594 | EOT |
| 595 | |
| 596 | |
| 597 | for $sym (sort(keys(%global),@staticfuncs)) { |
| 598 | print OBX objxsub_func($sym); |
| 599 | } |
| 600 | |
| 601 | |
| 602 | print OBX <<'EOT'; |
| 603 | |
| 604 | #endif /* __objXSUB_h__ */ |
| 605 | EOT |
| 606 | |
| 607 | close(OBX); |