makedef.pl

   1 #
   2 # Create the export list for perl.
   3 #
   4 # Needed by WIN32 and OS/2 for creating perl.dll,
   5 # and by AIX for creating libperl.a when -Dusershrplib is in effect,
   6 # and by MacOS Classic.
   7 #
   8 # reads global.sym, pp.sym, perlvars.h, intrpvar.h, thrdvar.h, config.h
   9 # On OS/2 reads miniperl.map as well
  10
  11 my $PLATFORM;
  12 my $CCTYPE;
  13
  14 my %bincompat5005 =
  15       (
  16        Perl_call_atexit         =>      "perl_atexit",
  17        Perl_eval_sv             =>      "perl_eval_sv",
  18        Perl_eval_pv             =>      "perl_eval_pv",
  19        Perl_call_argv           =>      "perl_call_argv",
  20        Perl_call_method         =>      "perl_call_method",
  21        Perl_call_pv             =>      "perl_call_pv",
  22        Perl_call_sv             =>      "perl_call_sv",
  23        Perl_get_av              =>      "perl_get_av",
  24        Perl_get_cv              =>      "perl_get_cv",
  25        Perl_get_hv              =>      "perl_get_hv",
  26        Perl_get_sv              =>      "perl_get_sv",
  27        Perl_init_i18nl10n       =>      "perl_init_i18nl10n",
  28        Perl_init_i18nl14n       =>      "perl_init_i18nl14n",
  29        Perl_new_collate         =>      "perl_new_collate",
  30        Perl_new_ctype           =>      "perl_new_ctype",
  31        Perl_new_numeric         =>      "perl_new_numeric",
  32        Perl_require_pv          =>      "perl_require_pv",
  33        Perl_safesyscalloc       =>      "Perl_safecalloc",
  34        Perl_safesysfree         =>      "Perl_safefree",
  35        Perl_safesysmalloc       =>      "Perl_safemalloc",
  36        Perl_safesysrealloc      =>      "Perl_saferealloc",
  37        Perl_set_numeric_local   =>      "perl_set_numeric_local",
  38        Perl_set_numeric_standard  =>    "perl_set_numeric_standard",
  39        Perl_malloc              =>      "malloc",
  40        Perl_mfree               =>      "free",
  41        Perl_realloc             =>      "realloc",
  42        Perl_calloc              =>      "calloc",
  43       );
  44
  45 my $bincompat5005 = join("|", keys %bincompat5005);
  46
  47 while (@ARGV) {
  48     my $flag = shift;
  49     $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
  50     $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
  51     $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
  52     $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
  53         if ($PLATFORM eq 'netware') {
  54                 $FILETYPE = $1 if ($flag =~ /^FILETYPE=(\w+)$/);
  55         }
  56 }
  57
  58 my @PLATFORM = qw(aix win32 os2 MacOS netware);
  59 my %PLATFORM;
  60 @PLATFORM{@PLATFORM} = ();
  61
  62 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
  63 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
  64
  65 my $config_sh   = "config.sh";
  66 my $config_h    = "config.h";
  67 my $thrdvar_h   = "thrdvar.h";
  68 my $intrpvar_h  = "intrpvar.h";
  69 my $perlvars_h  = "perlvars.h";
  70 my $global_sym  = "global.sym";
  71 my $pp_sym      = "pp.sym";
  72 my $globvar_sym = "globvar.sym";
  73 my $perlio_sym  = "perlio.sym";
  74
  75 if ($PLATFORM eq 'aix') {
  76     # Nothing for now.
  77 }
  78 elsif ($PLATFORM eq 'win32' || $PLATFORM eq 'netware') {
  79     $CCTYPE = "MSVC" unless defined $CCTYPE;
  80     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  81                 $pp_sym, $globvar_sym, $perlio_sym) {
  82         s!^!..\\!;
  83     }
  84 }
  85 elsif ($PLATFORM eq 'MacOS') {
  86     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  87                 $pp_sym, $globvar_sym, $perlio_sym) {
  88         s!^!::!;
  89     }
  90 }
  91
  92 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') {
  93     open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
  94     while (<CFG>) {
  95         if (/^(?:ccflags|optimize)='(.+)'$/) {
  96             $_ = $1;
  97             $define{$1} = 1 while /-D(\w+)/g;
  98         }
  99         if ($PLATFORM eq 'os2') {
 100             $CONFIG_ARGS = $1 if /^config_args='(.+)'$/;
 101             $ARCHNAME =    $1 if /^archname='(.+)'$/;
 102             $PATCHLEVEL =  $1 if /^perl_patchlevel='(.+)'$/;
 103         }
 104     }
 105     close(CFG);
 106 }
 107
 108 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
 109 while (<CFG>) {
 110     $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
 111     $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
 112     $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
 113     $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
 114 }
 115 close(CFG);
 116
 117 # perl.h logic duplication begins
 118
 119 if ($define{PERL_IMPLICIT_SYS}) {
 120     $define{PL_OP_SLAB_ALLOC} = 1;
 121 }
 122
 123 if ($define{USE_ITHREADS}) {
 124     if (!$define{MULTIPLICITY}) {
 125         $define{MULTIPLICITY} = 1;
 126     }
 127 }
 128
 129 $define{PERL_IMPLICIT_CONTEXT} ||=
 130     $define{USE_ITHREADS} ||
 131     $define{USE_5005THREADS}  ||
 132     $define{MULTIPLICITY} ;
 133
 134 if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') {
 135     $define{USE_REENTRANT_API} = 1;
 136 }
 137
 138 # perl.h logic duplication ends
 139
 140 my $sym_ord = 0;
 141
 142 if ($PLATFORM eq 'win32') {
 143     warn join(' ',keys %define)."\n";
 144     print "LIBRARY Perl57\n";
 145     print "DESCRIPTION 'Perl interpreter'\n";
 146     print "EXPORTS\n";
 147     if ($define{PERL_IMPLICIT_SYS}) {
 148         output_symbol("perl_get_host_info");
 149         output_symbol("perl_alloc_override");
 150         output_symbol("perl_clone_host");
 151     }
 152 }
 153 elsif ($PLATFORM eq 'os2') {
 154     if (open my $fh, '<', 'perl5.def') {
 155       while (<$fh>) {
 156         last if /^\s*EXPORTS\b/;
 157       }
 158       while (<$fh>) {
 159         $ordinal{$1} = $2 if /^\s*"(\w+)"\s*\@(\d+)\s*$/;
 160         # This allows skipping ordinals which were used in older versions
 161         $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/;
 162       }
 163       $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max
 164     }
 165     ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
 166     $v .= '-thread' if $ARCHNAME =~ /-thread/;
 167     ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
 168     $v .= "\@$PATCHLEVEL" if $PATCHLEVEL;
 169     $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'";
 170     $d = substr($d, 0, 249) . "...'" if length $d > 253;
 171     print <<"---EOP---";
 172 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
 173 $d
 174 STACKSIZE 32768
 175 CODE LOADONCALL
 176 DATA LOADONCALL NONSHARED MULTIPLE
 177 EXPORTS
 178 ---EOP---
 179 }
 180 elsif ($PLATFORM eq 'aix') {
 181     $OSVER = `uname -v`;
 182     chop $OSVER;
 183     $OSREL = `uname -r`;
 184     chop $OSREL;
 185     if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) {
 186         print "#! ..\n";
 187     } else {
 188         print "#!\n";
 189     }
 190 }
 191 elsif ($PLATFORM eq 'netware') {
 192         if ($FILETYPE eq 'def') {
 193         print "LIBRARY Perl57\n";
 194         print "DESCRIPTION 'Perl interpreter for NetWare'\n";
 195         print "EXPORTS\n";
 196         }
 197         if ($define{PERL_IMPLICIT_SYS}) {
 198             output_symbol("perl_get_host_info");
 199             output_symbol("perl_alloc_override");
 200             output_symbol("perl_clone_host");
 201         }
 202 }
 203
 204 my %skip;
 205 my %export;
 206
 207 sub skip_symbols {
 208     my $list = shift;
 209     foreach my $symbol (@$list) {
 210         $skip{$symbol} = 1;
 211     }
 212 }
 213
 214 sub emit_symbols {
 215     my $list = shift;
 216     foreach my $symbol (@$list) {
 217         my $skipsym = $symbol;
 218         # XXX hack
 219         if ($define{MULTIPLICITY}) {
 220             $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
 221         }
 222         emit_symbol($symbol) unless exists $skip{$skipsym};
 223     }
 224 }
 225
 226 if ($PLATFORM eq 'win32') {
 227     skip_symbols [qw(
 228                      PL_statusvalue_vms
 229                      PL_archpat_auto
 230                      PL_cryptseen
 231                      PL_DBcv
 232                      PL_generation
 233                      PL_lastgotoprobe
 234                      PL_linestart
 235                      PL_modcount
 236                      PL_pending_ident
 237                      PL_sortcxix
 238                      PL_sublex_info
 239                      PL_timesbuf
 240                      main
 241                      Perl_ErrorNo
 242                      Perl_GetVars
 243                      Perl_do_exec3
 244                      Perl_do_ipcctl
 245                      Perl_do_ipcget
 246                      Perl_do_msgrcv
 247                      Perl_do_msgsnd
 248                      Perl_do_semop
 249                      Perl_do_shmio
 250                      Perl_dump_fds
 251                      Perl_init_thread_intern
 252                      Perl_my_bzero
 253                      Perl_my_bcopy
 254                      Perl_my_htonl
 255                      Perl_my_ntohl
 256                      Perl_my_swap
 257                      Perl_my_chsize
 258                      Perl_same_dirent
 259                      Perl_setenv_getix
 260                      Perl_unlnk
 261                      Perl_watch
 262                      Perl_safexcalloc
 263                      Perl_safexmalloc
 264                      Perl_safexfree
 265                      Perl_safexrealloc
 266                      Perl_my_memcmp
 267                      Perl_my_memset
 268                      PL_cshlen
 269                      PL_cshname
 270                      PL_opsave
 271                      Perl_do_exec
 272                      Perl_getenv_len
 273                      Perl_my_pclose
 274                      Perl_my_popen
 275                      )];
 276 }
 277 elsif ($PLATFORM eq 'aix') {
 278     skip_symbols([qw(
 279                      Perl_dump_fds
 280                      Perl_ErrorNo
 281                      Perl_GetVars
 282                      Perl_my_bcopy
 283                      Perl_my_bzero
 284                      Perl_my_chsize
 285                      Perl_my_htonl
 286                      Perl_my_memcmp
 287                      Perl_my_memset
 288                      Perl_my_ntohl
 289                      Perl_my_swap
 290                      Perl_safexcalloc
 291                      Perl_safexfree
 292                      Perl_safexmalloc
 293                      Perl_safexrealloc
 294                      Perl_same_dirent
 295                      Perl_unlnk
 296                      Perl_sys_intern_clear
 297                      Perl_sys_intern_dup
 298                      Perl_sys_intern_init
 299                      PL_cryptseen
 300                      PL_opsave
 301                      PL_statusvalue_vms
 302                      PL_sys_intern
 303                      )]);
 304 }
 305 elsif ($PLATFORM eq 'os2') {
 306     emit_symbols([qw(
 307                     ctermid
 308                     get_sysinfo
 309                     Perl_OS2_init
 310                     Perl_OS2_init3
 311                     Perl_OS2_term
 312                     OS2_Perl_data
 313                     dlopen
 314                     dlsym
 315                     dlerror
 316                     dlclose
 317                     my_tmpfile
 318                     my_tmpnam
 319                     my_flock
 320                     my_rmdir
 321                     my_mkdir
 322                     my_getpwuid
 323                     my_getpwnam
 324                     my_getpwent
 325                     my_setpwent
 326                     my_endpwent
 327                     setgrent
 328                     endgrent
 329                     getgrent
 330                     malloc_mutex
 331                     threads_mutex
 332                     nthreads
 333                     nthreads_cond
 334                     os2_cond_wait
 335                     os2_stat
 336                     pthread_join
 337                     pthread_create
 338                     pthread_detach
 339                     XS_Cwd_change_drive
 340                     XS_Cwd_current_drive
 341                     XS_Cwd_extLibpath
 342                     XS_Cwd_extLibpath_set
 343                     XS_Cwd_sys_abspath
 344                     XS_Cwd_sys_chdir
 345                     XS_Cwd_sys_cwd
 346                     XS_Cwd_sys_is_absolute
 347                     XS_Cwd_sys_is_relative
 348                     XS_Cwd_sys_is_rooted
 349                     XS_DynaLoader_mod2fname
 350                     XS_File__Copy_syscopy
 351                     Perl_Register_MQ
 352                     Perl_Deregister_MQ
 353                     Perl_Serve_Messages
 354                     Perl_Process_Messages
 355                     init_PMWIN_entries
 356                     PMWIN_entries
 357                     Perl_hab_GET
 358                     loadByOrdinal
 359                     pExtFCN
 360                     os2error
 361                     ResetWinError
 362                     CroakWinError
 363                     )]);
 364 }
 365 elsif ($PLATFORM eq 'MacOS') {
 366     skip_symbols [qw(
 367                     Perl_GetVars
 368                     PL_cryptseen
 369                     PL_cshlen
 370                     PL_cshname
 371                     PL_statusvalue_vms
 372                     PL_sys_intern
 373                     PL_opsave
 374                     PL_timesbuf
 375                     Perl_dump_fds
 376                     Perl_my_bcopy
 377                     Perl_my_bzero
 378                     Perl_my_chsize
 379                     Perl_my_htonl
 380                     Perl_my_memcmp
 381                     Perl_my_memset
 382                     Perl_my_ntohl
 383                     Perl_my_swap
 384                     Perl_safexcalloc
 385                     Perl_safexfree
 386                     Perl_safexmalloc
 387                     Perl_safexrealloc
 388                     Perl_unlnk
 389                     Perl_sys_intern_clear
 390                     Perl_sys_intern_init
 391                     )];
 392 }
 393 elsif ($PLATFORM eq 'netware') {
 394         skip_symbols [qw(
 395                         PL_statusvalue_vms
 396                         PL_archpat_auto
 397                         PL_cryptseen
 398                         PL_DBcv
 399                         PL_generation
 400                         PL_lastgotoprobe
 401                         PL_linestart
 402                         PL_modcount
 403                         PL_pending_ident
 404                         PL_sortcxix
 405                         PL_sublex_info
 406                         PL_timesbuf
 407                         main
 408                         Perl_ErrorNo
 409                         Perl_GetVars
 410                         Perl_do_exec3
 411                         Perl_do_ipcctl
 412                         Perl_do_ipcget
 413                         Perl_do_msgrcv
 414                         Perl_do_msgsnd
 415                         Perl_do_semop
 416                         Perl_do_shmio
 417                         Perl_dump_fds
 418                         Perl_init_thread_intern
 419                         Perl_my_bzero
 420                         Perl_my_htonl
 421                         Perl_my_ntohl
 422                         Perl_my_swap
 423                         Perl_my_chsize
 424                         Perl_same_dirent
 425                         Perl_setenv_getix
 426                         Perl_unlnk
 427                         Perl_watch
 428                         Perl_safexcalloc
 429                         Perl_safexmalloc
 430                         Perl_safexfree
 431                         Perl_safexrealloc
 432                         Perl_my_memcmp
 433                         Perl_my_memset
 434                         PL_cshlen
 435                         PL_cshname
 436                         PL_opsave
 437                         Perl_do_exec
 438                         Perl_getenv_len
 439                         Perl_my_pclose
 440                         Perl_my_popen
 441                         )];
 442 }
 443
 444 unless ($define{'DEBUGGING'}) {
 445     skip_symbols [qw(
 446                     Perl_deb_growlevel
 447                     Perl_debop
 448                     Perl_debprofdump
 449                     Perl_debstack
 450                     Perl_debstackptrs
 451                     Perl_sv_peek
 452                     PL_block_type
 453                     PL_watchaddr
 454                     PL_watchok
 455                     )];
 456 }
 457
 458 if ($define{'PERL_IMPLICIT_SYS'}) {
 459     skip_symbols [qw(
 460                     Perl_getenv_len
 461                     Perl_my_popen
 462                     Perl_my_pclose
 463                     )];
 464 }
 465 else {
 466     skip_symbols [qw(
 467                     PL_Mem
 468                     PL_MemShared
 469                     PL_MemParse
 470                     PL_Env
 471                     PL_StdIO
 472                     PL_LIO
 473                     PL_Dir
 474                     PL_Sock
 475                     PL_Proc
 476                     )];
 477 }
 478
 479 unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
 480     skip_symbols [qw(
 481                     PL_protect
 482                     Perl_default_protect
 483                     Perl_vdefault_protect
 484                     )];
 485 }
 486
 487 unless ($define{'USE_REENTRANT_API'}) {
 488     skip_symbols [qw(
 489                     PL_reentrant_buffer
 490                     )];
 491 }
 492
 493 if ($define{'MYMALLOC'}) {
 494     emit_symbols [qw(
 495                     Perl_dump_mstats
 496                     Perl_get_mstats
 497                     Perl_strdup
 498                     Perl_putenv
 499                     )];
 500     if ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 501         emit_symbols [qw(
 502                         PL_malloc_mutex
 503                         )];
 504     }
 505     else {
 506         skip_symbols [qw(
 507                         PL_malloc_mutex
 508                         )];
 509     }
 510 }
 511 else {
 512     skip_symbols [qw(
 513                     PL_malloc_mutex
 514                     Perl_dump_mstats
 515                     Perl_get_mstats
 516                     Perl_malloced_size
 517                     )];
 518 }
 519
 520 unless ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 521     skip_symbols [qw(
 522                     PL_thr_key
 523                     )];
 524 }
 525
 526 unless ($define{'USE_5005THREADS'}) {
 527     skip_symbols [qw(
 528                     PL_sv_mutex
 529                     PL_strtab_mutex
 530                     PL_svref_mutex
 531                     PL_cred_mutex
 532                     PL_eval_mutex
 533                     PL_fdpid_mutex
 534                     PL_sv_lock_mutex
 535                     PL_eval_cond
 536                     PL_eval_owner
 537                     PL_threads_mutex
 538                     PL_nthreads
 539                     PL_nthreads_cond
 540                     PL_threadnum
 541                     PL_threadsv_names
 542                     PL_thrsv
 543                     PL_vtbl_mutex
 544                     Perl_condpair_magic
 545                     Perl_new_struct_thread
 546                     Perl_per_thread_magicals
 547                     Perl_thread_create
 548                     Perl_find_threadsv
 549                     Perl_unlock_condpair
 550                     Perl_magic_mutexfree
 551                     Perl_sv_lock
 552                     )];
 553 }
 554
 555 unless ($define{'USE_ITHREADS'}) {
 556     skip_symbols [qw(
 557                     PL_ptr_table
 558                     PL_op_mutex
 559                     PL_regex_pad
 560                     PL_regex_padav
 561                     PL_sharedsv_space
 562                     PL_sharedsv_space_mutex
 563                     Perl_dirp_dup
 564                     Perl_cx_dup
 565                     Perl_si_dup
 566                     Perl_any_dup
 567                     Perl_ss_dup
 568                     Perl_fp_dup
 569                     Perl_gp_dup
 570                     Perl_he_dup
 571                     Perl_mg_dup
 572                     Perl_re_dup
 573                     Perl_sv_dup
 574                     Perl_sys_intern_dup
 575                     Perl_ptr_table_clear
 576                     Perl_ptr_table_fetch
 577                     Perl_ptr_table_free
 578                     Perl_ptr_table_new
 579                     Perl_ptr_table_clear
 580                     Perl_ptr_table_free
 581                     Perl_ptr_table_split
 582                     Perl_ptr_table_store
 583                     perl_clone
 584                     perl_clone_using
 585                     Perl_sharedsv_find
 586                     Perl_sharedsv_init
 587                     Perl_sharedsv_lock
 588                     Perl_sharedsv_new
 589                     Perl_sharedsv_thrcnt_dec
 590                     Perl_sharedsv_thrcnt_inc
 591                     Perl_sharedsv_unlock
 592                     )];
 593 }
 594
 595 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
 596     skip_symbols [qw(
 597                     Perl_croak_nocontext
 598                     Perl_die_nocontext
 599                     Perl_deb_nocontext
 600                     Perl_form_nocontext
 601                     Perl_load_module_nocontext
 602                     Perl_mess_nocontext
 603                     Perl_warn_nocontext
 604                     Perl_warner_nocontext
 605                     Perl_newSVpvf_nocontext
 606                     Perl_sv_catpvf_nocontext
 607                     Perl_sv_setpvf_nocontext
 608                     Perl_sv_catpvf_mg_nocontext
 609                     Perl_sv_setpvf_mg_nocontext
 610                     )];
 611 }
 612
 613 unless ($define{'PERL_IMPLICIT_SYS'}) {
 614     skip_symbols [qw(
 615                     perl_alloc_using
 616                     perl_clone_using
 617                     )];
 618 }
 619
 620 unless ($define{'FAKE_THREADS'}) {
 621     skip_symbols [qw(PL_curthr)];
 622 }
 623
 624 unless ($define{'PL_OP_SLAB_ALLOC'}) {
 625     skip_symbols [qw(
 626                      PL_OpPtr
 627                      PL_OpSlab
 628                      PL_OpSpace
 629                     )];
 630 }
 631
 632 sub readvar {
 633     my $file = shift;
 634     my $proc = shift || sub { "PL_$_[2]" };
 635     open(VARS,$file) || die "Cannot open $file: $!\n";
 636     my @syms;
 637     while (<VARS>) {
 638         # All symbols have a Perl_ prefix because that's what embed.h
 639         # sticks in front of them.
 640         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
 641     }
 642     close(VARS);
 643     return \@syms;
 644 }
 645
 646 if ($define{'USE_5005THREADS'}) {
 647     my $thrd = readvar($thrdvar_h);
 648     skip_symbols $thrd;
 649 }
 650
 651 if ($define{'PERL_GLOBAL_STRUCT'}) {
 652     my $global = readvar($perlvars_h);
 653     skip_symbols $global;
 654     emit_symbol('Perl_GetVars');
 655     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 656 }
 657
 658 # functions from *.sym files
 659
 660 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
 661
 662 my @layer_syms = qw(
 663                          PerlIOBase_clearerr
 664                          PerlIOBase_close
 665                          PerlIOBase_dup
 666                          PerlIOBase_eof
 667                          PerlIOBase_error
 668                          PerlIOBase_fileno
 669                          PerlIOBase_pushed
 670                          PerlIOBase_read
 671                          PerlIOBase_setlinebuf
 672                          PerlIOBase_unread
 673                          PerlIOBuf_bufsiz
 674                          PerlIOBuf_fill
 675                          PerlIOBuf_flush
 676                          PerlIOBuf_get_cnt
 677                          PerlIOBuf_get_ptr
 678                          PerlIOBuf_open
 679                          PerlIOBuf_pushed
 680                          PerlIOBuf_read
 681                          PerlIOBuf_seek
 682                          PerlIOBuf_set_ptrcnt
 683                          PerlIOBuf_tell
 684                          PerlIOBuf_unread
 685                          PerlIOBuf_write
 686                          PerlIO_allocate
 687                          PerlIO_arg_fetch
 688                          PerlIO_define_layer
 689                          PerlIO_modestr
 690                          PerlIO_pending
 691                          PerlIO_push
 692                          PerlIO_sv_dup
 693                          PL_def_layerlist
 694                          PL_known_layers
 695                          PL_perlio
 696 );
 697
 698 if ($define{'USE_PERLIO'}) {
 699     push @syms, $perlio_sym;
 700     if ($define{'USE_SFIO'}) {
 701         skip_symbols \@layer_syms;
 702         # SFIO defines most of the PerlIO routines as macros
 703         skip_symbols [qw(
 704                          PerlIO_canset_cnt
 705                          PerlIO_clearerr
 706                          PerlIO_close
 707                          PerlIO_eof
 708                          PerlIO_error
 709                          PerlIO_exportFILE
 710                          PerlIO_fast_gets
 711                          PerlIO_fdopen
 712                          PerlIO_fileno
 713                          PerlIO_findFILE
 714                          PerlIO_flush
 715                          PerlIO_get_base
 716                          PerlIO_get_bufsiz
 717                          PerlIO_get_cnt
 718                          PerlIO_get_ptr
 719                          PerlIO_getc
 720                          PerlIO_getname
 721                          PerlIO_has_base
 722                          PerlIO_has_cntptr
 723                          PerlIO_importFILE
 724                          PerlIO_open
 725                          PerlIO_printf
 726                          PerlIO_putc
 727                          PerlIO_puts
 728                          PerlIO_read
 729                          PerlIO_releaseFILE
 730                          PerlIO_reopen
 731                          PerlIO_rewind
 732                          PerlIO_seek
 733                          PerlIO_set_cnt
 734                          PerlIO_set_ptrcnt
 735                          PerlIO_setlinebuf
 736                          PerlIO_sprintf
 737                          PerlIO_stderr
 738                          PerlIO_stdin
 739                          PerlIO_stdout
 740                          PerlIO_stdoutf
 741                          PerlIO_tell
 742                          PerlIO_ungetc
 743                          PerlIO_vprintf
 744                          PerlIO_write
 745                          )];
 746     }
 747 } else {
 748         # Skip the PerlIO New Generation symbols.
 749         skip_symbols \@layer_syms;
 750 }
 751
 752 for my $syms (@syms) {
 753     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
 754     while (<GLOBAL>) {
 755         next if (!/^[A-Za-z]/);
 756         # Functions have a Perl_ prefix
 757         # Variables have a PL_ prefix
 758         chomp($_);
 759         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
 760         $symbol .= $_;
 761         emit_symbol($symbol) unless exists $skip{$symbol};
 762     }
 763     close(GLOBAL);
 764 }
 765
 766 # variables
 767
 768 if ($define{'MULTIPLICITY'}) {
 769     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
 770         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
 771         emit_symbols $glob;
 772     }
 773     # XXX AIX seems to want the perlvars.h symbols, for some reason
 774     if ($PLATFORM eq 'aix') {
 775         my $glob = readvar($perlvars_h);
 776         emit_symbols $glob;
 777     }
 778 }
 779 else {
 780     unless ($define{'PERL_GLOBAL_STRUCT'}) {
 781         my $glob = readvar($perlvars_h);
 782         emit_symbols $glob;
 783     }
 784     unless ($define{'MULTIPLICITY'}) {
 785         my $glob = readvar($intrpvar_h);
 786         emit_symbols $glob;
 787     }
 788     unless ($define{'MULTIPLICITY'} || $define{'USE_5005THREADS'}) {
 789         my $glob = readvar($thrdvar_h);
 790         emit_symbols $glob;
 791     }
 792 }
 793
 794 sub try_symbol {
 795     my $symbol = shift;
 796
 797     return if $symbol !~ /^[A-Za-z_]/;
 798     return if $symbol =~ /^\#/;
 799     $symbol =~s/\r//g;
 800     chomp($symbol);
 801     return if exists $skip{$symbol};
 802     emit_symbol($symbol);
 803 }
 804
 805 while (<DATA>) {
 806     try_symbol($_);
 807 }
 808
 809 if ($PLATFORM eq 'win32') {
 810     foreach my $symbol (qw(
 811                             setuid
 812                             setgid
 813                             boot_DynaLoader
 814                             Perl_init_os_extras
 815                             Perl_thread_create
 816                             Perl_win32_init
 817                             RunPerl
 818                             win32_async_check
 819                             win32_errno
 820                             win32_environ
 821                             win32_abort
 822                             win32_fstat
 823                             win32_stat
 824                             win32_pipe
 825                             win32_popen
 826                             win32_pclose
 827                             win32_rename
 828                             win32_setmode
 829                             win32_lseek
 830                             win32_tell
 831                             win32_dup
 832                             win32_dup2
 833                             win32_open
 834                             win32_close
 835                             win32_eof
 836                             win32_read
 837                             win32_write
 838                             win32_spawnvp
 839                             win32_mkdir
 840                             win32_rmdir
 841                             win32_chdir
 842                             win32_flock
 843                             win32_execv
 844                             win32_execvp
 845                             win32_htons
 846                             win32_ntohs
 847                             win32_htonl
 848                             win32_ntohl
 849                             win32_inet_addr
 850                             win32_inet_ntoa
 851                             win32_socket
 852                             win32_bind
 853                             win32_listen
 854                             win32_accept
 855                             win32_connect
 856                             win32_send
 857                             win32_sendto
 858                             win32_recv
 859                             win32_recvfrom
 860                             win32_shutdown
 861                             win32_closesocket
 862                             win32_ioctlsocket
 863                             win32_setsockopt
 864                             win32_getsockopt
 865                             win32_getpeername
 866                             win32_getsockname
 867                             win32_gethostname
 868                             win32_gethostbyname
 869                             win32_gethostbyaddr
 870                             win32_getprotobyname
 871                             win32_getprotobynumber
 872                             win32_getservbyname
 873                             win32_getservbyport
 874                             win32_select
 875                             win32_endhostent
 876                             win32_endnetent
 877                             win32_endprotoent
 878                             win32_endservent
 879                             win32_getnetent
 880                             win32_getnetbyname
 881                             win32_getnetbyaddr
 882                             win32_getprotoent
 883                             win32_getservent
 884                             win32_sethostent
 885                             win32_setnetent
 886                             win32_setprotoent
 887                             win32_setservent
 888                             win32_getenv
 889                             win32_putenv
 890                             win32_perror
 891                             win32_malloc
 892                             win32_calloc
 893                             win32_realloc
 894                             win32_free
 895                             win32_sleep
 896                             win32_times
 897                             win32_access
 898                             win32_alarm
 899                             win32_chmod
 900                             win32_open_osfhandle
 901                             win32_get_osfhandle
 902                             win32_ioctl
 903                             win32_link
 904                             win32_unlink
 905                             win32_utime
 906                             win32_uname
 907                             win32_wait
 908                             win32_waitpid
 909                             win32_kill
 910                             win32_str_os_error
 911                             win32_opendir
 912                             win32_readdir
 913                             win32_telldir
 914                             win32_seekdir
 915                             win32_rewinddir
 916                             win32_closedir
 917                             win32_longpath
 918                             win32_os_id
 919                             win32_getpid
 920                             win32_crypt
 921                             win32_dynaload
 922                             win32_get_childenv
 923                             win32_free_childenv
 924                             win32_clearenv
 925                             win32_get_childdir
 926                             win32_free_childdir
 927                             win32_stdin
 928                             win32_stdout
 929                             win32_stderr
 930                             win32_ferror
 931                             win32_feof
 932                             win32_strerror
 933                             win32_fprintf
 934                             win32_printf
 935                             win32_vfprintf
 936                             win32_vprintf
 937                             win32_fread
 938                             win32_fwrite
 939                             win32_fopen
 940                             win32_fdopen
 941                             win32_freopen
 942                             win32_fclose
 943                             win32_fputs
 944                             win32_fputc
 945                             win32_ungetc
 946                             win32_getc
 947                             win32_fileno
 948                             win32_clearerr
 949                             win32_fflush
 950                             win32_ftell
 951                             win32_fseek
 952                             win32_fgetpos
 953                             win32_fsetpos
 954                             win32_rewind
 955                             win32_tmpfile
 956                             win32_setbuf
 957                             win32_setvbuf
 958                             win32_flushall
 959                             win32_fcloseall
 960                             win32_fgets
 961                             win32_gets
 962                             win32_fgetc
 963                             win32_putc
 964                             win32_puts
 965                             win32_getchar
 966                             win32_putchar
 967                            ))
 968     {
 969         try_symbol($symbol);
 970     }
 971 }
 972 elsif ($PLATFORM eq 'os2') {
 973     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
 974     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
 975     close MAP or die 'Cannot close miniperl.map';
 976
 977     @missing = grep { !exists $mapped{$_} and !exists $bincompat5005{$_} }
 978                     keys %export;
 979     delete $export{$_} foreach @missing;
 980 }
 981 elsif ($PLATFORM eq 'MacOS') {
 982     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
 983
 984     while (<MACSYMS>) {
 985         try_symbol($_);
 986     }
 987
 988     close MACSYMS;
 989 }
 990 elsif ($PLATFORM eq 'netware') {
 991 foreach my $symbol (qw(
 992                         boot_DynaLoader
 993                         Perl_init_os_extras
 994                         Perl_thread_create
 995                         Perl_nw5_init
 996                         RunPerl
 997                         AllocStdPerl
 998                         FreeStdPerl
 999                         do_spawn2
1000                         do_aspawn
1001                         nw_uname
1002                         nw_stdin
1003                         nw_stdout
1004                         nw_stderr
1005                         nw_feof
1006                         nw_ferror
1007                         nw_fopen
1008                         nw_fclose
1009                         nw_clearerr
1010                         nw_getc
1011                         nw_fgets
1012                         nw_fputc
1013                         nw_fputs
1014                         nw_fflush
1015                         nw_ungetc
1016                         nw_fileno
1017                         nw_fdopen
1018                         nw_freopen
1019                         nw_fread
1020                         nw_fwrite
1021                         nw_setbuf
1022                         nw_setvbuf
1023                         nw_vfprintf
1024                         nw_ftell
1025                         nw_fseek
1026                         nw_rewind
1027                         nw_tmpfile
1028                         nw_fgetpos
1029                         nw_fsetpos
1030                         nw_dup
1031                         nw_access
1032                         nw_chmod
1033                         nw_chsize
1034                         nw_close
1035                         nw_dup2
1036                         nw_flock
1037                         nw_isatty
1038                         nw_link
1039                         nw_lseek
1040                         nw_stat
1041                         nw_mktemp
1042                         nw_open
1043                         nw_read
1044                         nw_rename
1045                         nw_setmode
1046                         nw_unlink
1047                         nw_utime
1048                         nw_write
1049                         nw_chdir
1050                         nw_rmdir
1051                         nw_closedir
1052                         nw_opendir
1053                         nw_readdir
1054                         nw_rewinddir
1055                         nw_seekdir
1056                         nw_telldir
1057                         nw_htonl
1058                         nw_htons
1059                         nw_ntohl
1060                         nw_ntohs
1061                         nw_accept
1062                         nw_bind
1063                         nw_connect
1064                         nw_endhostent
1065                         nw_endnetent
1066                         nw_endprotoent
1067                         nw_endservent
1068                         nw_gethostbyaddr
1069                         nw_gethostbyname
1070                         nw_gethostent
1071                         nw_gethostname
1072                         nw_getnetbyaddr
1073                         nw_getnetbyname
1074                         nw_getnetent
1075                         nw_getpeername
1076                         nw_getprotobyname
1077                         nw_getprotobynumber
1078                         nw_getprotoent
1079                         nw_getservbyname
1080                         nw_getservbyport
1081                         nw_getservent
1082                         nw_getsockname
1083                         nw_getsockopt
1084                         nw_inet_addr
1085                         nw_listen
1086                         nw_socket
1087                         nw_recv
1088                         nw_recvfrom
1089                         nw_select
1090                         nw_send
1091                         nw_sendto
1092                         nw_sethostent
1093                         nw_setnetent
1094                         nw_setprotoent
1095                         nw_setservent
1096                         nw_setsockopt
1097                         nw_inet_ntoa
1098                         nw_shutdown
1099                         nw_crypt
1100                         nw_execvp
1101                         nw_kill
1102                         nw_Popen
1103                         nw_Pclose
1104                         nw_Pipe
1105                         nw_times
1106                         nw_waitpid
1107                         nw_getpid
1108                         nw_spawnvp
1109                         nw_os_id
1110                         nw_open_osfhandle
1111                         nw_get_osfhandle
1112                         nw_abort
1113                         nw_sleep
1114                         nw_wait
1115                         nw_dynaload
1116                         nw_strerror
1117                         fnFpSetMode
1118                         fnInsertHashListAddrs
1119                         fnGetHashListAddrs
1120                         Perl_deb
1121                            ))
1122     {
1123         try_symbol($symbol);
1124     }
1125 }
1126
1127 # Now all symbols should be defined because
1128 # next we are going to output them.
1129
1130 foreach my $symbol (sort keys %export) {
1131     output_symbol($symbol);
1132 }
1133
1134 if ($PLATFORM eq 'netware') {
1135         # This may not be the right way to do.  This is to make sure
1136         # that the last symbol will not contain a comma else
1137         # Watcom linker cribs
1138         print "\tdummy\n";
1139 } elsif ($PLATFORM eq 'os2') {
1140         print "; LAST_ORDINAL=$sym_ord\n";
1141 }
1142
1143 sub emit_symbol {
1144     my $symbol = shift;
1145     chomp($symbol);
1146     $export{$symbol} = 1;
1147 }
1148
1149 sub output_symbol {
1150     my $symbol = shift;
1151     $symbol = $bincompat5005{$symbol}
1152         if $define{PERL_BINCOMPAT_5005} and $symbol =~ /^($bincompat5005)$/;
1153     if ($PLATFORM eq 'win32') {
1154         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1155         print "\t$symbol\n";
1156 # XXX: binary compatibility between compilers is an exercise
1157 # in frustration :-(
1158 #        if ($CCTYPE eq "BORLAND") {
1159 #           # workaround Borland quirk by exporting both the straight
1160 #           # name and a name with leading underscore.  Note the
1161 #           # alias *must* come after the symbol itself, if both
1162 #           # are to be exported. (Linker bug?)
1163 #           print "\t_$symbol\n";
1164 #           print "\t$symbol = _$symbol\n";
1165 #       }
1166 #       elsif ($CCTYPE eq 'GCC') {
1167 #           # Symbols have leading _ whole process is $%@"% slow
1168 #           # so skip aliases for now
1169 #           nprint "\t$symbol\n";
1170 #       }
1171 #       else {
1172 #           # for binary coexistence, export both the symbol and
1173 #           # alias with leading underscore
1174 #           print "\t$symbol\n";
1175 #           print "\t_$symbol = $symbol\n";
1176 #       }
1177     }
1178     elsif ($PLATFORM eq 'os2') {
1179         printf qq(    %-31s \@%s\n),
1180           qq("$symbol"), $ordinal{$symbol} || ++$sym_ord;
1181     }
1182     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1183         print "$symbol\n";
1184     }
1185         elsif ($PLATFORM eq 'netware') {
1186         print "\t$symbol,\n";
1187         }
1188 }
1189
1190 1;
1191 __DATA__
1192 # extra globals not included above.
1193 Perl_cxinc
1194 perl_alloc
1195 perl_alloc_using
1196 perl_clone
1197 perl_clone_using
1198 perl_construct
1199 perl_destruct
1200 perl_free
1201 perl_parse
1202 perl_run
1203 PerlIOBase_clearerr
1204 PerlIOBase_close
1205 PerlIOBase_dup
1206 PerlIOBase_eof
1207 PerlIOBase_error
1208 PerlIOBase_fileno
1209 PerlIOBase_pushed
1210 PerlIOBase_read
1211 PerlIOBase_setlinebuf
1212 PerlIOBase_unread
1213 PerlIOBuf_bufsiz
1214 PerlIOBuf_fill
1215 PerlIOBuf_flush
1216 PerlIOBuf_get_cnt
1217 PerlIOBuf_get_ptr
1218 PerlIOBuf_open
1219 PerlIOBuf_pushed
1220 PerlIOBuf_read
1221 PerlIOBuf_seek
1222 PerlIOBuf_set_ptrcnt
1223 PerlIOBuf_tell
1224 PerlIOBuf_unread
1225 PerlIOBuf_write
1226 PerlIO_allocate
1227 PerlIO_apply_layers
1228 PerlIO_arg_fetch
1229 PerlIO_binmode
1230 PerlIO_define_layer
1231 PerlIO_define_layer
1232 PerlIO_getpos
1233 PerlIO_init
1234 PerlIO_modestr
1235 PerlIO_pending
1236 PerlIO_perlio
1237 PerlIO_push
1238 PerlIO_setpos
1239 PerlIO_sprintf
1240 PerlIO_sv_dup
1241 PerlIO_tmpfile
1242 PerlIO_vsprintf
1243 perlsio_binmode