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 and the previous version of perl5.def as well
  10
  11 my $PLATFORM;
  12 my $CCTYPE;
  13
  14 while (@ARGV) {
  15     my $flag = shift;
  16     if ($flag =~ s/^CC_FLAGS=/ /) {
  17         for my $fflag ($flag =~ /(?:^|\s)-D(\S+)/g) {
  18             $fflag     .= '=1' unless $fflag =~ /^(\w+)=/;
  19             $define{$1} = $2   if $fflag =~ /^(\w+)=(.+)$/;
  20         }
  21         next;
  22     }
  23     $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
  24     $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
  25     $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
  26     $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
  27     if ($PLATFORM eq 'netware') {
  28         $FILETYPE = $1 if ($flag =~ /^FILETYPE=(\w+)$/);
  29     }
  30 }
  31
  32 my @PLATFORM = qw(aix win32 wince os2 MacOS netware);
  33 my %PLATFORM;
  34 @PLATFORM{@PLATFORM} = ();
  35
  36 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
  37 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
  38
  39 my %exportperlmalloc =
  40     (
  41        Perl_malloc              =>      "malloc",
  42        Perl_mfree               =>      "free",
  43        Perl_realloc             =>      "realloc",
  44        Perl_calloc              =>      "calloc",
  45     );
  46
  47 my $exportperlmalloc = $PLATFORM eq 'os2';
  48
  49 my $config_sh   = "config.sh";
  50 my $config_h    = "config.h";
  51 my $thrdvar_h   = "thrdvar.h";
  52 my $intrpvar_h  = "intrpvar.h";
  53 my $perlvars_h  = "perlvars.h";
  54 my $global_sym  = "global.sym";
  55 my $pp_sym      = "pp.sym";
  56 my $globvar_sym = "globvar.sym";
  57 my $perlio_sym  = "perlio.sym";
  58 my $static_ext = "";
  59
  60 if ($PLATFORM eq 'aix') {
  61     # Nothing for now.
  62 }
  63 elsif ($PLATFORM =~ /^win(?:32|ce)$/ || $PLATFORM eq 'netware') {
  64     $CCTYPE = "MSVC" unless defined $CCTYPE;
  65     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  66                 $pp_sym, $globvar_sym, $perlio_sym) {
  67         s!^!..\\!;
  68     }
  69 }
  70 elsif ($PLATFORM eq 'MacOS') {
  71     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  72                 $pp_sym, $globvar_sym, $perlio_sym) {
  73         s!^!::!;
  74     }
  75 }
  76
  77 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'wince' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') {
  78     open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
  79     while (<CFG>) {
  80         if (/^(?:ccflags|optimize)='(.+)'$/) {
  81             $_ = $1;
  82             $define{$1} = 1 while /-D(\w+)/g;
  83         }
  84         if ($PLATFORM eq 'os2') {
  85             $CONFIG_ARGS = $1 if /^config_args='(.+)'$/;
  86             $ARCHNAME =    $1 if /^archname='(.+)'$/;
  87             $PATCHLEVEL =  $1 if /^perl_patchlevel='(.+)'$/;
  88         }
  89     }
  90     close(CFG);
  91 }
  92 if ($PLATFORM eq 'win32' || $PLATFORM eq 'wince') {
  93     open(CFG,"<..\\$config_sh") || die "Cannot open ..\\$config_sh: $!\n";
  94     if ((join '', <CFG>) =~ /^static_ext='(.*)'$/m) {
  95         $static_ext = $1;
  96     }
  97     close(CFG);
  98 }
  99
 100 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
 101 while (<CFG>) {
 102     $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
 103     $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
 104     $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
 105     $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
 106 }
 107 close(CFG);
 108
 109 # perl.h logic duplication begins
 110
 111 if ($define{PERL_IMPLICIT_SYS}) {
 112     $define{PL_OP_SLAB_ALLOC} = 1;
 113 }
 114
 115 if ($define{USE_ITHREADS}) {
 116     if (!$define{MULTIPLICITY}) {
 117         $define{MULTIPLICITY} = 1;
 118     }
 119 }
 120
 121 $define{PERL_IMPLICIT_CONTEXT} ||=
 122     $define{USE_ITHREADS} ||
 123     $define{MULTIPLICITY} ;
 124
 125 if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') {
 126     $define{USE_REENTRANT_API} = 1;
 127 }
 128
 129 # perl.h logic duplication ends
 130
 131 my $sym_ord = 0;
 132
 133 if ($PLATFORM =~ /^win(?:32|ce)$/) {
 134     warn join(' ',keys %define)."\n";
 135     ($dll = ($define{PERL_DLL} || "perl59")) =~ s/\.dll$//i;
 136     print "LIBRARY $dll\n";
 137     print "DESCRIPTION 'Perl interpreter'\n";
 138     print "EXPORTS\n";
 139     if ($define{PERL_IMPLICIT_SYS}) {
 140         output_symbol("perl_get_host_info");
 141         output_symbol("perl_alloc_override");
 142     }
 143     if ($define{USE_ITHREADS} and $define{PERL_IMPLICIT_SYS}) {
 144         output_symbol("perl_clone_host");
 145     }
 146 }
 147 elsif ($PLATFORM eq 'os2') {
 148     if (open my $fh, '<', 'perl5.def') {
 149       while (<$fh>) {
 150         last if /^\s*EXPORTS\b/;
 151       }
 152       while (<$fh>) {
 153         $ordinal{$1} = $2 if /^\s*"(\w+)"\s*(?:=\s*"\w+"\s*)?\@(\d+)\s*$/;
 154         # This allows skipping ordinals which were used in older versions
 155         $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/;
 156       }
 157       $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max
 158     }
 159     ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
 160     $v .= '-thread' if $ARCHNAME =~ /-thread/;
 161     ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
 162     $v .= "\@$PATCHLEVEL" if $PATCHLEVEL;
 163     $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'";
 164     $d = substr($d, 0, 249) . "...'" if length $d > 253;
 165     print <<"---EOP---";
 166 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
 167 $d
 168 STACKSIZE 32768
 169 CODE LOADONCALL
 170 DATA LOADONCALL NONSHARED MULTIPLE
 171 EXPORTS
 172 ---EOP---
 173 }
 174 elsif ($PLATFORM eq 'aix') {
 175     $OSVER = `uname -v`;
 176     chop $OSVER;
 177     $OSREL = `uname -r`;
 178     chop $OSREL;
 179     if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) {
 180         print "#! ..\n";
 181     } else {
 182         print "#!\n";
 183     }
 184 }
 185 elsif ($PLATFORM eq 'netware') {
 186         if ($FILETYPE eq 'def') {
 187         print "LIBRARY perl59\n";
 188         print "DESCRIPTION 'Perl interpreter for NetWare'\n";
 189         print "EXPORTS\n";
 190         }
 191         if ($define{PERL_IMPLICIT_SYS}) {
 192             output_symbol("perl_get_host_info");
 193             output_symbol("perl_alloc_override");
 194             output_symbol("perl_clone_host");
 195         }
 196 }
 197
 198 my %skip;
 199 my %export;
 200
 201 sub skip_symbols {
 202     my $list = shift;
 203     foreach my $symbol (@$list) {
 204         $skip{$symbol} = 1;
 205     }
 206 }
 207
 208 sub emit_symbols {
 209     my $list = shift;
 210     foreach my $symbol (@$list) {
 211         my $skipsym = $symbol;
 212         # XXX hack
 213         if ($define{MULTIPLICITY}) {
 214             $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
 215         }
 216         emit_symbol($symbol) unless exists $skip{$skipsym};
 217     }
 218 }
 219
 220 if ($PLATFORM eq 'win32') {
 221     skip_symbols [qw(
 222                      PL_statusvalue_vms
 223                      PL_archpat_auto
 224                      PL_cryptseen
 225                      PL_DBcv
 226                      PL_generation
 227                      PL_lastgotoprobe
 228                      PL_linestart
 229                      PL_modcount
 230                      PL_pending_ident
 231                      PL_sortcxix
 232                      PL_sublex_info
 233                      PL_timesbuf
 234                      main
 235                      Perl_ErrorNo
 236                      Perl_do_exec3
 237                      Perl_do_ipcctl
 238                      Perl_do_ipcget
 239                      Perl_do_msgrcv
 240                      Perl_do_msgsnd
 241                      Perl_do_semop
 242                      Perl_do_shmio
 243                      Perl_dump_fds
 244                      Perl_init_thread_intern
 245                      Perl_my_bzero
 246                      Perl_my_bcopy
 247                      Perl_my_htonl
 248                      Perl_my_ntohl
 249                      Perl_my_swap
 250                      Perl_my_chsize
 251                      Perl_same_dirent
 252                      Perl_setenv_getix
 253                      Perl_unlnk
 254                      Perl_watch
 255                      Perl_safexcalloc
 256                      Perl_safexmalloc
 257                      Perl_safexfree
 258                      Perl_safexrealloc
 259                      Perl_my_memcmp
 260                      Perl_my_memset
 261                      PL_cshlen
 262                      PL_cshname
 263                      PL_opsave
 264                      Perl_do_exec
 265                      Perl_getenv_len
 266                      Perl_my_pclose
 267                      Perl_my_popen
 268                      )];
 269 }
 270 else {
 271     skip_symbols [qw(
 272                      Perl_do_spawn
 273                      Perl_do_spawn_nowait
 274                      Perl_do_aspawn
 275                      )];
 276 }
 277 if ($PLATFORM eq 'wince') {
 278     skip_symbols [qw(
 279                      PL_statusvalue_vms
 280                      PL_archpat_auto
 281                      PL_cryptseen
 282                      PL_DBcv
 283                      PL_generation
 284                      PL_lastgotoprobe
 285                      PL_linestart
 286                      PL_modcount
 287                      PL_pending_ident
 288                      PL_sortcxix
 289                      PL_sublex_info
 290                      PL_timesbuf
 291                      PL_collation_ix
 292                      PL_collation_name
 293                      PL_collation_standard
 294                      PL_collxfrm_base
 295                      PL_collxfrm_mult
 296                      PL_numeric_compat1
 297                      PL_numeric_local
 298                      PL_numeric_name
 299                      PL_numeric_radix_sv
 300                      PL_numeric_standard
 301                      PL_vtbl_collxfrm
 302                      Perl_sv_collxfrm
 303                      setgid
 304                      setuid
 305                      win32_free_childdir
 306                      win32_free_childenv
 307                      win32_get_childdir
 308                      win32_get_childenv
 309                      win32_spawnvp
 310                      main
 311                      Perl_ErrorNo
 312                      Perl_do_exec3
 313                      Perl_do_ipcctl
 314                      Perl_do_ipcget
 315                      Perl_do_msgrcv
 316                      Perl_do_msgsnd
 317                      Perl_do_semop
 318                      Perl_do_shmio
 319                      Perl_dump_fds
 320                      Perl_init_thread_intern
 321                      Perl_my_bzero
 322                      Perl_my_bcopy
 323                      Perl_my_htonl
 324                      Perl_my_ntohl
 325                      Perl_my_swap
 326                      Perl_my_chsize
 327                      Perl_same_dirent
 328                      Perl_setenv_getix
 329                      Perl_unlnk
 330                      Perl_watch
 331                      Perl_safexcalloc
 332                      Perl_safexmalloc
 333                      Perl_safexfree
 334                      Perl_safexrealloc
 335                      Perl_my_memcmp
 336                      Perl_my_memset
 337                      PL_cshlen
 338                      PL_cshname
 339                      PL_opsave
 340                      Perl_do_exec
 341                      Perl_getenv_len
 342                      Perl_my_pclose
 343                      Perl_my_popen
 344                      )];
 345 }
 346 elsif ($PLATFORM eq 'aix') {
 347     skip_symbols([qw(
 348                      Perl_dump_fds
 349                      Perl_ErrorNo
 350                      Perl_my_bcopy
 351                      Perl_my_bzero
 352                      Perl_my_chsize
 353                      Perl_my_htonl
 354                      Perl_my_memcmp
 355                      Perl_my_memset
 356                      Perl_my_ntohl
 357                      Perl_my_swap
 358                      Perl_safexcalloc
 359                      Perl_safexfree
 360                      Perl_safexmalloc
 361                      Perl_safexrealloc
 362                      Perl_same_dirent
 363                      Perl_unlnk
 364                      Perl_sys_intern_clear
 365                      Perl_sys_intern_dup
 366                      Perl_sys_intern_init
 367                      PL_cryptseen
 368                      PL_opsave
 369                      PL_statusvalue_vms
 370                      PL_sys_intern
 371                      )]);
 372 }
 373 elsif ($PLATFORM eq 'os2') {
 374     emit_symbols([qw(
 375                     ctermid
 376                     get_sysinfo
 377                     Perl_OS2_init
 378                     Perl_OS2_init3
 379                     Perl_OS2_term
 380                     OS2_Perl_data
 381                     dlopen
 382                     dlsym
 383                     dlerror
 384                     dlclose
 385                     dup2
 386                     dup
 387                     my_tmpfile
 388                     my_tmpnam
 389                     my_flock
 390                     my_rmdir
 391                     my_mkdir
 392                     my_getpwuid
 393                     my_getpwnam
 394                     my_getpwent
 395                     my_setpwent
 396                     my_endpwent
 397                     fork_with_resources
 398                     croak_with_os2error
 399                     setgrent
 400                     endgrent
 401                     getgrent
 402                     malloc_mutex
 403                     threads_mutex
 404                     nthreads
 405                     nthreads_cond
 406                     os2_cond_wait
 407                     os2_stat
 408                     os2_execname
 409                     async_mssleep
 410                     msCounter
 411                     InfoTable
 412                     pthread_join
 413                     pthread_create
 414                     pthread_detach
 415                     XS_Cwd_change_drive
 416                     XS_Cwd_current_drive
 417                     XS_Cwd_extLibpath
 418                     XS_Cwd_extLibpath_set
 419                     XS_Cwd_sys_abspath
 420                     XS_Cwd_sys_chdir
 421                     XS_Cwd_sys_cwd
 422                     XS_Cwd_sys_is_absolute
 423                     XS_Cwd_sys_is_relative
 424                     XS_Cwd_sys_is_rooted
 425                     XS_DynaLoader_mod2fname
 426                     XS_File__Copy_syscopy
 427                     Perl_Register_MQ
 428                     Perl_Deregister_MQ
 429                     Perl_Serve_Messages
 430                     Perl_Process_Messages
 431                     init_PMWIN_entries
 432                     PMWIN_entries
 433                     Perl_hab_GET
 434                     loadByOrdinal
 435                     pExtFCN
 436                     os2error
 437                     ResetWinError
 438                     CroakWinError
 439                     PL_do_undump
 440                     )]);
 441     emit_symbols([qw(os2_cond_wait
 442                      pthread_join
 443                      pthread_create
 444                      pthread_detach
 445                     )])
 446       if $define{'USE_5005THREADS'} or $define{'USE_ITHREADS'};
 447 }
 448 elsif ($PLATFORM eq 'MacOS') {
 449     skip_symbols [qw(
 450                     PL_cryptseen
 451                     PL_cshlen
 452                     PL_cshname
 453                     PL_statusvalue_vms
 454                     PL_sys_intern
 455                     PL_opsave
 456                     PL_timesbuf
 457                     Perl_dump_fds
 458                     Perl_my_bcopy
 459                     Perl_my_bzero
 460                     Perl_my_chsize
 461                     Perl_my_htonl
 462                     Perl_my_memcmp
 463                     Perl_my_memset
 464                     Perl_my_ntohl
 465                     Perl_my_swap
 466                     Perl_safexcalloc
 467                     Perl_safexfree
 468                     Perl_safexmalloc
 469                     Perl_safexrealloc
 470                     Perl_unlnk
 471                     Perl_sys_intern_clear
 472                     Perl_sys_intern_init
 473                     )];
 474 }
 475 elsif ($PLATFORM eq 'netware') {
 476         skip_symbols [qw(
 477                         PL_statusvalue_vms
 478                         PL_archpat_auto
 479                         PL_cryptseen
 480                         PL_DBcv
 481                         PL_generation
 482                         PL_lastgotoprobe
 483                         PL_linestart
 484                         PL_modcount
 485                         PL_pending_ident
 486                         PL_sortcxix
 487                         PL_sublex_info
 488                         PL_timesbuf
 489                         main
 490                         Perl_ErrorNo
 491                         Perl_do_exec3
 492                         Perl_do_ipcctl
 493                         Perl_do_ipcget
 494                         Perl_do_msgrcv
 495                         Perl_do_msgsnd
 496                         Perl_do_semop
 497                         Perl_do_shmio
 498                         Perl_dump_fds
 499                         Perl_init_thread_intern
 500                         Perl_my_bzero
 501                         Perl_my_htonl
 502                         Perl_my_ntohl
 503                         Perl_my_swap
 504                         Perl_my_chsize
 505                         Perl_same_dirent
 506                         Perl_setenv_getix
 507                         Perl_unlnk
 508                         Perl_watch
 509                         Perl_safexcalloc
 510                         Perl_safexmalloc
 511                         Perl_safexfree
 512                         Perl_safexrealloc
 513                         Perl_my_memcmp
 514                         Perl_my_memset
 515                         PL_cshlen
 516                         PL_cshname
 517                         PL_opsave
 518                         Perl_do_exec
 519                         Perl_getenv_len
 520                         Perl_my_pclose
 521                         Perl_my_popen
 522                         Perl_sys_intern_init
 523                         Perl_sys_intern_dup
 524                         Perl_sys_intern_clear
 525                         Perl_my_bcopy
 526                         Perl_PerlIO_write
 527                         Perl_PerlIO_unread
 528                         Perl_PerlIO_tell
 529                         Perl_PerlIO_stdout
 530                         Perl_PerlIO_stdin
 531                         Perl_PerlIO_stderr
 532                         Perl_PerlIO_setlinebuf
 533                         Perl_PerlIO_set_ptrcnt
 534                         Perl_PerlIO_set_cnt
 535                         Perl_PerlIO_seek
 536                         Perl_PerlIO_read
 537                         Perl_PerlIO_get_ptr
 538                         Perl_PerlIO_get_cnt
 539                         Perl_PerlIO_get_bufsiz
 540                         Perl_PerlIO_get_base
 541                         Perl_PerlIO_flush
 542                         Perl_PerlIO_fill
 543                         Perl_PerlIO_fileno
 544                         Perl_PerlIO_error
 545                         Perl_PerlIO_eof
 546                         Perl_PerlIO_close
 547                         Perl_PerlIO_clearerr
 548                         PerlIO_perlio
 549                         )];
 550 }
 551
 552 unless ($define{'DEBUGGING'}) {
 553     skip_symbols [qw(
 554                     Perl_deb_growlevel
 555                     Perl_debop
 556                     Perl_debprofdump
 557                     Perl_debstack
 558                     Perl_debstackptrs
 559                     Perl_sv_peek
 560                     PL_block_type
 561                     PL_watchaddr
 562                     PL_watchok
 563                     PL_watch_pvx
 564                     )];
 565 }
 566
 567 if ($define{'PERL_IMPLICIT_SYS'}) {
 568     skip_symbols [qw(
 569                     Perl_getenv_len
 570                     Perl_my_popen
 571                     Perl_my_pclose
 572                     )];
 573 }
 574 else {
 575     skip_symbols [qw(
 576                     PL_Mem
 577                     PL_MemShared
 578                     PL_MemParse
 579                     PL_Env
 580                     PL_StdIO
 581                     PL_LIO
 582                     PL_Dir
 583                     PL_Sock
 584                     PL_Proc
 585                     )];
 586 }
 587
 588 unless ($define{'PERL_COPY_ON_WRITE'}) {
 589     skip_symbols [qw(
 590                     Perl_sv_setsv_cow
 591                     Perl_sv_release_IVX
 592                   )];
 593 }
 594
 595 unless ($define{'USE_REENTRANT_API'}) {
 596     skip_symbols [qw(
 597                     PL_reentrant_buffer
 598                     )];
 599 }
 600
 601 if ($define{'MYMALLOC'}) {
 602     emit_symbols [qw(
 603                     Perl_dump_mstats
 604                     Perl_get_mstats
 605                     Perl_strdup
 606                     Perl_putenv
 607                     MallocCfg_ptr
 608                     MallocCfgP_ptr
 609                     )];
 610     if ($define{'USE_ITHREADS'}) {
 611         emit_symbols [qw(
 612                         PL_malloc_mutex
 613                         )];
 614     }
 615     else {
 616         skip_symbols [qw(
 617                         PL_malloc_mutex
 618                         )];
 619     }
 620 }
 621 else {
 622     skip_symbols [qw(
 623                     PL_malloc_mutex
 624                     Perl_dump_mstats
 625                     Perl_get_mstats
 626                     Perl_malloced_size
 627                     MallocCfg_ptr
 628                     MallocCfgP_ptr
 629                     )];
 630 }
 631
 632 if ($define{'PERL_MALLOC_WRAP'}) {
 633     emit_symbols [qw(
 634                     PL_memory_wrap
 635                     )];
 636 }
 637
 638 unless ($define{'HAS_MMAP'}) {
 639     skip_symbols [qw(
 640                     PL_mmap_page_size
 641                     )];
 642 }
 643
 644 unless ($define{'HAS_TIMES'} || $define{'PERL_NEED_TIMESBASE'}) {
 645     skip_symbols [qw(
 646                     PL_timesbase
 647                     )];
 648 }
 649
 650 unless ($define{'PERL_NEED_APPCTX'}) {
 651     skip_symbols [qw(
 652                     PL_appctx
 653                     )];
 654 }
 655
 656 unless ($define{'USE_ITHREADS'}) {
 657     skip_symbols [qw(
 658                     PL_thr_key
 659                     )];
 660 }
 661
 662 # USE_5005THREADS symbols. Kept as reference for easier removal
 663     skip_symbols [qw(
 664                     PL_sv_mutex
 665                     PL_strtab_mutex
 666                     PL_svref_mutex
 667                     PL_cred_mutex
 668                     PL_eval_mutex
 669                     PL_fdpid_mutex
 670                     PL_sv_lock_mutex
 671                     PL_eval_cond
 672                     PL_eval_owner
 673                     PL_threads_mutex
 674                     PL_nthreads
 675                     PL_nthreads_cond
 676                     PL_threadnum
 677                     PL_threadsv_names
 678                     PL_thrsv
 679                     PL_vtbl_mutex
 680                     Perl_condpair_magic
 681                     Perl_new_struct_thread
 682                     Perl_per_thread_magicals
 683                     Perl_thread_create
 684                     Perl_find_threadsv
 685                     Perl_unlock_condpair
 686                     Perl_magic_mutexfree
 687                     Perl_sv_lock
 688                     )];
 689
 690 unless ($define{'USE_ITHREADS'}) {
 691     skip_symbols [qw(
 692                     PL_ptr_table
 693                     PL_op_mutex
 694                     PL_regex_pad
 695                     PL_regex_padav
 696                     PL_sharedsv_space
 697                     PL_sharedsv_space_mutex
 698                     PL_dollarzero_mutex
 699                     Perl_dirp_dup
 700                     Perl_cx_dup
 701                     Perl_si_dup
 702                     Perl_any_dup
 703                     Perl_ss_dup
 704                     Perl_fp_dup
 705                     Perl_gp_dup
 706                     Perl_he_dup
 707                     Perl_mg_dup
 708                     Perl_re_dup
 709                     Perl_sv_dup
 710                     Perl_rvpv_dup
 711                     Perl_sys_intern_dup
 712                     Perl_ptr_table_clear
 713                     Perl_ptr_table_fetch
 714                     Perl_ptr_table_free
 715                     Perl_ptr_table_new
 716                     Perl_ptr_table_clear
 717                     Perl_ptr_table_free
 718                     Perl_ptr_table_split
 719                     Perl_ptr_table_store
 720                     perl_clone
 721                     perl_clone_using
 722                     Perl_sharedsv_find
 723                     Perl_sharedsv_init
 724                     Perl_sharedsv_lock
 725                     Perl_sharedsv_new
 726                     Perl_sharedsv_thrcnt_dec
 727                     Perl_sharedsv_thrcnt_inc
 728                     Perl_sharedsv_unlock
 729                     )];
 730 }
 731
 732 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
 733     skip_symbols [qw(
 734                     Perl_croak_nocontext
 735                     Perl_die_nocontext
 736                     Perl_deb_nocontext
 737                     Perl_form_nocontext
 738                     Perl_load_module_nocontext
 739                     Perl_mess_nocontext
 740                     Perl_warn_nocontext
 741                     Perl_warner_nocontext
 742                     Perl_newSVpvf_nocontext
 743                     Perl_sv_catpvf_nocontext
 744                     Perl_sv_setpvf_nocontext
 745                     Perl_sv_catpvf_mg_nocontext
 746                     Perl_sv_setpvf_mg_nocontext
 747                     )];
 748 }
 749
 750 if ($define{'PERL_IMPLICIT_CONTEXT'}) {
 751     skip_symbols [qw(
 752                     PL_sig_sv
 753                     )];
 754 }
 755
 756 unless ($define{'PERL_IMPLICIT_SYS'}) {
 757     skip_symbols [qw(
 758                     perl_alloc_using
 759                     perl_clone_using
 760                     )];
 761 }
 762
 763 unless ($define{'FAKE_THREADS'}) {
 764     skip_symbols [qw(PL_curthr)];
 765 }
 766
 767 unless ($define{'FAKE_DEFAULT_SIGNAL_HANDLERS'}) {
 768     skip_symbols [qw(
 769                     PL_sig_defaulting
 770                     )];
 771 }
 772
 773 unless ($define{'FAKE_PERSISTENT_SIGNAL_HANDLERS'}) {
 774     skip_symbols [qw(
 775                     PL_sig_ignoring
 776                     )];
 777 }
 778
 779 unless ($define{'FAKE_DEFAULT_SIGNAL_HANDLERS'} ||
 780         $define{'FAKE_PERSISTENT_SIGNAL_HANDLERS'})
 781 {
 782     skip_symbols [qw(
 783                     PL_sig_handlers_initted
 784                     )];
 785 }
 786
 787 unless ($define{'PL_OP_SLAB_ALLOC'}) {
 788     skip_symbols [qw(
 789                      PL_OpPtr
 790                      PL_OpSlab
 791                      PL_OpSpace
 792                      Perl_Slab_Alloc
 793                      Perl_Slab_Free
 794                     )];
 795 }
 796
 797 unless ($define{'THREADS_HAVE_PIDS'}) {
 798     skip_symbols [qw(PL_ppid)];
 799 }
 800
 801 sub readvar {
 802     my $file = shift;
 803     my $proc = shift || sub { "PL_$_[2]" };
 804     open(VARS,$file) || die "Cannot open $file: $!\n";
 805     my @syms;
 806     while (<VARS>) {
 807         # All symbols have a Perl_ prefix because that's what embed.h
 808         # sticks in front of them.
 809         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?S?C?)\(([IGT])(\w+)/);
 810     }
 811     close(VARS);
 812     return \@syms;
 813 }
 814
 815 unless ($define{'PERL_GLOBAL_STRUCT'}) {
 816     skip_symbols [qw(
 817                      Perl_GetVars
 818                      Perl_free_global_struct
 819                      Perl_init_global_struct
 820                     )];
 821 }
 822
 823 if ($define{'PERL_GLOBAL_STRUCT'}) {
 824     my $global = readvar($perlvars_h);
 825     skip_symbols $global;
 826     emit_symbol('Perl_GetVars');
 827     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 828 }
 829
 830 # functions from *.sym files
 831
 832 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
 833
 834 # Symbols that are the public face of the PerlIO layers implementation
 835 # These are in _addition to_ the public face of the abstraction
 836 # and need to be exported to allow XS modules to implement layers
 837 my @layer_syms = qw(
 838                     PerlIOBase_binmode
 839                     PerlIOBase_clearerr
 840                     PerlIOBase_close
 841                     PerlIOBase_dup
 842                     PerlIOBase_eof
 843                     PerlIOBase_error
 844                     PerlIOBase_fileno
 845                     PerlIOBase_noop_fail
 846                     PerlIOBase_noop_ok
 847                     PerlIOBase_popped
 848                     PerlIOBase_pushed
 849                     PerlIOBase_read
 850                     PerlIOBase_setlinebuf
 851                     PerlIOBase_unread
 852                     PerlIOBuf_bufsiz
 853                     PerlIOBuf_close
 854                     PerlIOBuf_dup
 855                     PerlIOBuf_fill
 856                     PerlIOBuf_flush
 857                     PerlIOBuf_get_base
 858                     PerlIOBuf_get_cnt
 859                     PerlIOBuf_get_ptr
 860                     PerlIOBuf_open
 861                     PerlIOBuf_popped
 862                     PerlIOBuf_pushed
 863                     PerlIOBuf_read
 864                     PerlIOBuf_seek
 865                     PerlIOBuf_set_ptrcnt
 866                     PerlIOBuf_tell
 867                     PerlIOBuf_unread
 868                     PerlIOBuf_write
 869                     PerlIO_allocate
 870                     PerlIO_apply_layera
 871                     PerlIO_apply_layers
 872                     PerlIO_arg_fetch
 873                     PerlIO_debug
 874                     PerlIO_define_layer
 875                     PerlIO_isutf8
 876                     PerlIO_layer_fetch
 877                     PerlIO_list_free
 878                     PerlIO_modestr
 879                     PerlIO_parse_layers
 880                     PerlIO_pending
 881                     PerlIO_perlio
 882                     PerlIO_pop
 883                     PerlIO_push
 884                     PerlIO_sv_dup
 885                     Perl_PerlIO_clearerr
 886                     Perl_PerlIO_close
 887                     Perl_PerlIO_eof
 888                     Perl_PerlIO_error
 889                     Perl_PerlIO_fileno
 890                     Perl_PerlIO_fill
 891                     Perl_PerlIO_flush
 892                     Perl_PerlIO_get_base
 893                     Perl_PerlIO_get_bufsiz
 894                     Perl_PerlIO_get_cnt
 895                     Perl_PerlIO_get_ptr
 896                     Perl_PerlIO_read
 897                     Perl_PerlIO_seek
 898                     Perl_PerlIO_set_cnt
 899                     Perl_PerlIO_set_ptrcnt
 900                     Perl_PerlIO_setlinebuf
 901                     Perl_PerlIO_stderr
 902                     Perl_PerlIO_stdin
 903                     Perl_PerlIO_stdout
 904                     Perl_PerlIO_tell
 905                     Perl_PerlIO_unread
 906                     Perl_PerlIO_write
 907 );
 908 if ($PLATFORM eq 'netware') {
 909     push(@layer_syms,'PL_def_layerlist','PL_known_layers','PL_perlio');
 910 }
 911
 912 if ($define{'USE_PERLIO'}) {
 913     # Export the symols that make up the PerlIO abstraction, regardless
 914     # of its implementation - read from a file
 915     push @syms, $perlio_sym;
 916
 917     # This part is then dependent on how the abstraction is implemented
 918     if ($define{'USE_SFIO'}) {
 919         # Old legacy non-stdio "PerlIO"
 920         skip_symbols \@layer_syms;
 921         # SFIO defines most of the PerlIO routines as macros
 922         # So undo most of what $perlio_sym has just done - d'oh !
 923         # Perhaps it would be better to list the ones which do exist
 924         # And emit them
 925         skip_symbols [qw(
 926                          PerlIO_canset_cnt
 927                          PerlIO_clearerr
 928                          PerlIO_close
 929                          PerlIO_eof
 930                          PerlIO_error
 931                          PerlIO_exportFILE
 932                          PerlIO_fast_gets
 933                          PerlIO_fdopen
 934                          PerlIO_fileno
 935                          PerlIO_findFILE
 936                          PerlIO_flush
 937                          PerlIO_get_base
 938                          PerlIO_get_bufsiz
 939                          PerlIO_get_cnt
 940                          PerlIO_get_ptr
 941                          PerlIO_getc
 942                          PerlIO_getname
 943                          PerlIO_has_base
 944                          PerlIO_has_cntptr
 945                          PerlIO_importFILE
 946                          PerlIO_open
 947                          PerlIO_printf
 948                          PerlIO_putc
 949                          PerlIO_puts
 950                          PerlIO_read
 951                          PerlIO_releaseFILE
 952                          PerlIO_reopen
 953                          PerlIO_rewind
 954                          PerlIO_seek
 955                          PerlIO_set_cnt
 956                          PerlIO_set_ptrcnt
 957                          PerlIO_setlinebuf
 958                          PerlIO_sprintf
 959                          PerlIO_stderr
 960                          PerlIO_stdin
 961                          PerlIO_stdout
 962                          PerlIO_stdoutf
 963                          PerlIO_tell
 964                          PerlIO_ungetc
 965                          PerlIO_vprintf
 966                          PerlIO_write
 967                          PerlIO_perlio
 968                          Perl_PerlIO_clearerr
 969                          Perl_PerlIO_close
 970                          Perl_PerlIO_eof
 971                          Perl_PerlIO_error
 972                          Perl_PerlIO_fileno
 973                          Perl_PerlIO_fill
 974                          Perl_PerlIO_flush
 975                          Perl_PerlIO_get_base
 976                          Perl_PerlIO_get_bufsiz
 977                          Perl_PerlIO_get_cnt
 978                          Perl_PerlIO_get_ptr
 979                          Perl_PerlIO_read
 980                          Perl_PerlIO_seek
 981                          Perl_PerlIO_set_cnt
 982                          Perl_PerlIO_set_ptrcnt
 983                          Perl_PerlIO_setlinebuf
 984                          Perl_PerlIO_stderr
 985                          Perl_PerlIO_stdin
 986                          Perl_PerlIO_stdout
 987                          Perl_PerlIO_tell
 988                          Perl_PerlIO_unread
 989                          Perl_PerlIO_write
 990                          PL_def_layerlist
 991                          PL_known_layers
 992                          PL_perlio
 993                          )];
 994     }
 995     else {
 996         # PerlIO with layers - export implementation
 997         emit_symbols \@layer_syms;
 998     }
 999 } else {
1000         # -Uuseperlio
1001         # Skip the PerlIO layer symbols - although
1002         # nothing should have exported them any way
1003         skip_symbols \@layer_syms;
1004         skip_symbols [qw(PL_def_layerlist PL_known_layers PL_perlio)];
1005
1006         # Also do NOT add abstraction symbols from $perlio_sym
1007         # abstraction is done as #define to stdio
1008         # Remaining remnants that _may_ be functions
1009         # are handled in <DATA>
1010 }
1011
1012 for my $syms (@syms) {
1013     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
1014     while (<GLOBAL>) {
1015         next if (!/^[A-Za-z]/);
1016         # Functions have a Perl_ prefix
1017         # Variables have a PL_ prefix
1018         chomp($_);
1019         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
1020         $symbol .= $_;
1021         emit_symbol($symbol) unless exists $skip{$symbol};
1022     }
1023     close(GLOBAL);
1024 }
1025
1026 # variables
1027
1028 if ($define{'MULTIPLICITY'}) {
1029     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
1030         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
1031         emit_symbols $glob;
1032     }
1033     # XXX AIX seems to want the perlvars.h symbols, for some reason
1034     if ($PLATFORM eq 'aix' or $PLATFORM eq 'os2') {     # OS/2 needs PL_thr_key
1035         my $glob = readvar($perlvars_h);
1036         emit_symbols $glob;
1037     }
1038 }
1039 else {
1040     unless ($define{'PERL_GLOBAL_STRUCT'}) {
1041         my $glob = readvar($perlvars_h);
1042         emit_symbols $glob;
1043     }
1044     unless ($define{'MULTIPLICITY'}) {
1045         my $glob = readvar($intrpvar_h);
1046         emit_symbols $glob;
1047     }
1048     unless ($define{'MULTIPLICITY'}) {
1049         my $glob = readvar($thrdvar_h);
1050         emit_symbols $glob;
1051     }
1052 }
1053
1054 sub try_symbol {
1055     my $symbol = shift;
1056
1057     return if $symbol !~ /^[A-Za-z_]/;
1058     return if $symbol =~ /^\#/;
1059     $symbol =~s/\r//g;
1060     chomp($symbol);
1061     return if exists $skip{$symbol};
1062     emit_symbol($symbol);
1063 }
1064
1065 while (<DATA>) {
1066     try_symbol($_);
1067 }
1068
1069 if ($PLATFORM =~ /^win(?:32|ce)$/) {
1070     foreach my $symbol (qw(
1071                             setuid
1072                             setgid
1073                             boot_DynaLoader
1074                             Perl_init_os_extras
1075                             Perl_thread_create
1076                             Perl_win32_init
1077                             Perl_win32_term
1078                             RunPerl
1079                             win32_async_check
1080                             win32_errno
1081                             win32_environ
1082                             win32_abort
1083                             win32_fstat
1084                             win32_stat
1085                             win32_pipe
1086                             win32_popen
1087                             win32_pclose
1088                             win32_rename
1089                             win32_setmode
1090                             win32_chsize
1091                             win32_lseek
1092                             win32_tell
1093                             win32_dup
1094                             win32_dup2
1095                             win32_open
1096                             win32_close
1097                             win32_eof
1098                             win32_read
1099                             win32_write
1100                             win32_spawnvp
1101                             win32_mkdir
1102                             win32_rmdir
1103                             win32_chdir
1104                             win32_flock
1105                             win32_execv
1106                             win32_execvp
1107                             win32_htons
1108                             win32_ntohs
1109                             win32_htonl
1110                             win32_ntohl
1111                             win32_inet_addr
1112                             win32_inet_ntoa
1113                             win32_socket
1114                             win32_bind
1115                             win32_listen
1116                             win32_accept
1117                             win32_connect
1118                             win32_send
1119                             win32_sendto
1120                             win32_recv
1121                             win32_recvfrom
1122                             win32_shutdown
1123                             win32_closesocket
1124                             win32_ioctlsocket
1125                             win32_setsockopt
1126                             win32_getsockopt
1127                             win32_getpeername
1128                             win32_getsockname
1129                             win32_gethostname
1130                             win32_gethostbyname
1131                             win32_gethostbyaddr
1132                             win32_getprotobyname
1133                             win32_getprotobynumber
1134                             win32_getservbyname
1135                             win32_getservbyport
1136                             win32_select
1137                             win32_endhostent
1138                             win32_endnetent
1139                             win32_endprotoent
1140                             win32_endservent
1141                             win32_getnetent
1142                             win32_getnetbyname
1143                             win32_getnetbyaddr
1144                             win32_getprotoent
1145                             win32_getservent
1146                             win32_sethostent
1147                             win32_setnetent
1148                             win32_setprotoent
1149                             win32_setservent
1150                             win32_getenv
1151                             win32_putenv
1152                             win32_perror
1153                             win32_malloc
1154                             win32_calloc
1155                             win32_realloc
1156                             win32_free
1157                             win32_sleep
1158                             win32_times
1159                             win32_access
1160                             win32_alarm
1161                             win32_chmod
1162                             win32_open_osfhandle
1163                             win32_get_osfhandle
1164                             win32_ioctl
1165                             win32_link
1166                             win32_unlink
1167                             win32_utime
1168                             win32_gettimeofday
1169                             win32_uname
1170                             win32_wait
1171                             win32_waitpid
1172                             win32_kill
1173                             win32_str_os_error
1174                             win32_opendir
1175                             win32_readdir
1176                             win32_telldir
1177                             win32_seekdir
1178                             win32_rewinddir
1179                             win32_closedir
1180                             win32_longpath
1181                             win32_os_id
1182                             win32_getpid
1183                             win32_crypt
1184                             win32_dynaload
1185                             win32_get_childenv
1186                             win32_free_childenv
1187                             win32_clearenv
1188                             win32_get_childdir
1189                             win32_free_childdir
1190                             win32_stdin
1191                             win32_stdout
1192                             win32_stderr
1193                             win32_ferror
1194                             win32_feof
1195                             win32_strerror
1196                             win32_fprintf
1197                             win32_printf
1198                             win32_vfprintf
1199                             win32_vprintf
1200                             win32_fread
1201                             win32_fwrite
1202                             win32_fopen
1203                             win32_fdopen
1204                             win32_freopen
1205                             win32_fclose
1206                             win32_fputs
1207                             win32_fputc
1208                             win32_ungetc
1209                             win32_getc
1210                             win32_fileno
1211                             win32_clearerr
1212                             win32_fflush
1213                             win32_ftell
1214                             win32_fseek
1215                             win32_fgetpos
1216                             win32_fsetpos
1217                             win32_rewind
1218                             win32_tmpfile
1219                             win32_setbuf
1220                             win32_setvbuf
1221                             win32_flushall
1222                             win32_fcloseall
1223                             win32_fgets
1224                             win32_gets
1225                             win32_fgetc
1226                             win32_putc
1227                             win32_puts
1228                             win32_getchar
1229                             win32_putchar
1230                            ))
1231     {
1232         try_symbol($symbol);
1233     }
1234 }
1235 elsif ($PLATFORM eq 'os2') {
1236     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
1237     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
1238     close MAP or die 'Cannot close miniperl.map';
1239
1240     @missing = grep { !exists $mapped{$_} }
1241                     keys %export;
1242     @missing = grep { !exists $exportperlmalloc{$_} } @missing;
1243     delete $export{$_} foreach @missing;
1244 }
1245 elsif ($PLATFORM eq 'MacOS') {
1246     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
1247
1248     while (<MACSYMS>) {
1249         try_symbol($_);
1250     }
1251
1252     close MACSYMS;
1253 }
1254 elsif ($PLATFORM eq 'netware') {
1255 foreach my $symbol (qw(
1256                         boot_DynaLoader
1257                         Perl_init_os_extras
1258                         Perl_thread_create
1259                         Perl_nw5_init
1260                         RunPerl
1261                         AllocStdPerl
1262                         FreeStdPerl
1263                         do_spawn2
1264                         do_aspawn
1265                         nw_uname
1266                         nw_stdin
1267                         nw_stdout
1268                         nw_stderr
1269                         nw_feof
1270                         nw_ferror
1271                         nw_fopen
1272                         nw_fclose
1273                         nw_clearerr
1274                         nw_getc
1275                         nw_fgets
1276                         nw_fputc
1277                         nw_fputs
1278                         nw_fflush
1279                         nw_ungetc
1280                         nw_fileno
1281                         nw_fdopen
1282                         nw_freopen
1283                         nw_fread
1284                         nw_fwrite
1285                         nw_setbuf
1286                         nw_setvbuf
1287                         nw_vfprintf
1288                         nw_ftell
1289                         nw_fseek
1290                         nw_rewind
1291                         nw_tmpfile
1292                         nw_fgetpos
1293                         nw_fsetpos
1294                         nw_dup
1295                         nw_access
1296                         nw_chmod
1297                         nw_chsize
1298                         nw_close
1299                         nw_dup2
1300                         nw_flock
1301                         nw_isatty
1302                         nw_link
1303                         nw_lseek
1304                         nw_stat
1305                         nw_mktemp
1306                         nw_open
1307                         nw_read
1308                         nw_rename
1309                         nw_setmode
1310                         nw_unlink
1311                         nw_utime
1312                         nw_write
1313                         nw_chdir
1314                         nw_rmdir
1315                         nw_closedir
1316                         nw_opendir
1317                         nw_readdir
1318                         nw_rewinddir
1319                         nw_seekdir
1320                         nw_telldir
1321                         nw_htonl
1322                         nw_htons
1323                         nw_ntohl
1324                         nw_ntohs
1325                         nw_accept
1326                         nw_bind
1327                         nw_connect
1328                         nw_endhostent
1329                         nw_endnetent
1330                         nw_endprotoent
1331                         nw_endservent
1332                         nw_gethostbyaddr
1333                         nw_gethostbyname
1334                         nw_gethostent
1335                         nw_gethostname
1336                         nw_getnetbyaddr
1337                         nw_getnetbyname
1338                         nw_getnetent
1339                         nw_getpeername
1340                         nw_getprotobyname
1341                         nw_getprotobynumber
1342                         nw_getprotoent
1343                         nw_getservbyname
1344                         nw_getservbyport
1345                         nw_getservent
1346                         nw_getsockname
1347                         nw_getsockopt
1348                         nw_inet_addr
1349                         nw_listen
1350                         nw_socket
1351                         nw_recv
1352                         nw_recvfrom
1353                         nw_select
1354                         nw_send
1355                         nw_sendto
1356                         nw_sethostent
1357                         nw_setnetent
1358                         nw_setprotoent
1359                         nw_setservent
1360                         nw_setsockopt
1361                         nw_inet_ntoa
1362                         nw_shutdown
1363                         nw_crypt
1364                         nw_execvp
1365                         nw_kill
1366                         nw_Popen
1367                         nw_Pclose
1368                         nw_Pipe
1369                         nw_times
1370                         nw_waitpid
1371                         nw_getpid
1372                         nw_spawnvp
1373                         nw_os_id
1374                         nw_open_osfhandle
1375                         nw_get_osfhandle
1376                         nw_abort
1377                         nw_sleep
1378                         nw_wait
1379                         nw_dynaload
1380                         nw_strerror
1381                         fnFpSetMode
1382                         fnInsertHashListAddrs
1383                         fnGetHashListAddrs
1384                         Perl_deb
1385                         Perl_sv_setsv
1386                         Perl_sv_catsv
1387                         Perl_sv_catpvn
1388                         Perl_sv_2pv
1389                         nw_freeenviron
1390                         Remove_Thread_Ctx
1391                            ))
1392     {
1393         try_symbol($symbol);
1394     }
1395 }
1396
1397 # records of type boot_module for statically linked modules (except Dynaloader)
1398 $static_ext =~ s/\//__/g;
1399 $static_ext =~ s/\bDynaLoader\b//;
1400 my @stat_mods = map {"boot_$_"} grep {/\S/} split /\s+/, $static_ext;
1401 foreach my $symbol (@stat_mods)
1402     {
1403         try_symbol($symbol);
1404     }
1405
1406 # Now all symbols should be defined because
1407 # next we are going to output them.
1408
1409 foreach my $symbol (sort keys %export) {
1410     output_symbol($symbol);
1411 }
1412
1413 if ($PLATFORM eq 'os2') {
1414         print <<EOP;
1415     dll_perlmain=main
1416     fill_extLibpath
1417     dir_subst
1418     Perl_OS2_handler_install
1419
1420 ; LAST_ORDINAL=$sym_ord
1421 EOP
1422 }
1423
1424 sub emit_symbol {
1425     my $symbol = shift;
1426     chomp($symbol);
1427     $export{$symbol} = 1;
1428 }
1429
1430 sub output_symbol {
1431     my $symbol = shift;
1432     if ($PLATFORM =~ /^win(?:32|ce)$/) {
1433         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1434         print "\t$symbol\n";
1435 # XXX: binary compatibility between compilers is an exercise
1436 # in frustration :-(
1437 #        if ($CCTYPE eq "BORLAND") {
1438 #           # workaround Borland quirk by exporting both the straight
1439 #           # name and a name with leading underscore.  Note the
1440 #           # alias *must* come after the symbol itself, if both
1441 #           # are to be exported. (Linker bug?)
1442 #           print "\t_$symbol\n";
1443 #           print "\t$symbol = _$symbol\n";
1444 #       }
1445 #       elsif ($CCTYPE eq 'GCC') {
1446 #           # Symbols have leading _ whole process is $%@"% slow
1447 #           # so skip aliases for now
1448 #           nprint "\t$symbol\n";
1449 #       }
1450 #       else {
1451 #           # for binary coexistence, export both the symbol and
1452 #           # alias with leading underscore
1453 #           print "\t$symbol\n";
1454 #           print "\t_$symbol = $symbol\n";
1455 #       }
1456     }
1457     elsif ($PLATFORM eq 'os2') {
1458         printf qq(    %-31s \@%s\n),
1459           qq("$symbol"), $ordinal{$symbol} || ++$sym_ord;
1460         printf qq(    %-31s \@%s\n),
1461           qq("$exportperlmalloc{$symbol}" = "$symbol"),
1462           $ordinal{$exportperlmalloc{$symbol}} || ++$sym_ord
1463           if $exportperlmalloc and exists $exportperlmalloc{$symbol};
1464     }
1465     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1466         print "$symbol\n";
1467     }
1468         elsif ($PLATFORM eq 'netware') {
1469         print "\t$symbol,\n";
1470         }
1471 }
1472
1473 1;
1474 __DATA__
1475 # extra globals not included above.
1476 Perl_cxinc
1477 perl_alloc
1478 perl_alloc_using
1479 perl_clone
1480 perl_clone_using
1481 perl_construct
1482 perl_destruct
1483 perl_free
1484 perl_parse
1485 perl_run
1486 # Oddities from PerlIO
1487 PerlIO_binmode
1488 PerlIO_getpos
1489 PerlIO_init
1490 PerlIO_setpos
1491 PerlIO_sprintf
1492 PerlIO_sv_dup
1493 PerlIO_tmpfile
1494 PerlIO_vsprintf
1495 perlsio_binmode