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 #
   7 # reads global.sym, pp.sym, perlvars.h, intrpvar.h, thrdvar.h, config.h
   8 # On OS/2 reads miniperl.map as well
   9
  10 my $PLATFORM;
  11 my $CCTYPE;
  12
  13 my %bincompat5005 =
  14       (
  15        Perl_call_atexit         =>      "perl_atexit",
  16        Perl_eval_sv             =>      "perl_eval_sv",
  17        Perl_eval_pv             =>      "perl_eval_pv",
  18        Perl_call_argv           =>      "perl_call_argv",
  19        Perl_call_method         =>      "perl_call_method",
  20        Perl_call_pv             =>      "perl_call_pv",
  21        Perl_call_sv             =>      "perl_call_sv",
  22        Perl_get_av              =>      "perl_get_av",
  23        Perl_get_cv              =>      "perl_get_cv",
  24        Perl_get_hv              =>      "perl_get_hv",
  25        Perl_get_sv              =>      "perl_get_sv",
  26        Perl_init_i18nl10n       =>      "perl_init_i18nl10n",
  27        Perl_init_i18nl14n       =>      "perl_init_i18nl14n",
  28        Perl_new_collate         =>      "perl_new_collate",
  29        Perl_new_ctype           =>      "perl_new_ctype",
  30        Perl_new_numeric         =>      "perl_new_numeric",
  31        Perl_require_pv          =>      "perl_require_pv",
  32        Perl_safesyscalloc       =>      "Perl_safecalloc",
  33        Perl_safesysfree         =>      "Perl_safefree",
  34        Perl_safesysmalloc       =>      "Perl_safemalloc",
  35        Perl_safesysrealloc      =>      "Perl_saferealloc",
  36        Perl_set_numeric_local   =>      "perl_set_numeric_local",
  37        Perl_set_numeric_standard  =>    "perl_set_numeric_standard",
  38        Perl_malloc              =>      "malloc",
  39        Perl_mfree               =>      "free",
  40        Perl_realloc             =>      "realloc",
  41        Perl_calloc              =>      "calloc",
  42       );
  43
  44 my $bincompat5005 = join("|", keys %bincompat5005);
  45
  46 while (@ARGV) {
  47     my $flag = shift;
  48     $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
  49     $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
  50     $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
  51     $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
  52 }
  53
  54 my @PLATFORM = qw(aix win32 os2 MacOS);
  55 my %PLATFORM;
  56 @PLATFORM{@PLATFORM} = ();
  57
  58 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
  59 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
  60
  61 my $config_sh   = "config.sh";
  62 my $config_h    = "config.h";
  63 my $thrdvar_h   = "thrdvar.h";
  64 my $intrpvar_h  = "intrpvar.h";
  65 my $perlvars_h  = "perlvars.h";
  66 my $global_sym  = "global.sym";
  67 my $pp_sym      = "pp.sym";
  68 my $globvar_sym = "globvar.sym";
  69 my $perlio_sym  = "perlio.sym";
  70
  71 if ($PLATFORM eq 'aix') {
  72     # Nothing for now.
  73 }
  74 elsif ($PLATFORM eq 'win32') {
  75     $CCTYPE = "MSVC" unless defined $CCTYPE;
  76     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  77                 $pp_sym, $globvar_sym, $perlio_sym) {
  78         s!^!..\\!;
  79     }
  80 }
  81 elsif ($PLATFORM eq 'MacOS') {
  82     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  83                 $pp_sym, $globvar_sym, $perlio_sym) {
  84         s!^!::!;
  85     }
  86 }
  87
  88 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'MacOS') {
  89     open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
  90     while (<CFG>) {
  91         if (/^(?:ccflags|optimize)='(.+)'$/) {
  92             $_ = $1;
  93             $define{$1} = 1 while /-D(\w+)/g;
  94         }
  95         if ($PLATFORM eq 'os2') {
  96             $CONFIG_ARGS = $1 if /^(?:config_args)='(.+)'$/;
  97             $ARCHNAME =    $1 if /^(?:archname)='(.+)'$/;
  98         }
  99     }
 100     close(CFG);
 101 }
 102
 103 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
 104 while (<CFG>) {
 105     $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
 106     $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
 107     $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
 108     $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
 109 }
 110 close(CFG);
 111
 112 # perl.h logic duplication begins
 113
 114 if ($define{USE_ITHREADS}) {
 115     if (!$define{MULTIPLICITY} && !$define{PERL_OBJECT}) {
 116         $define{MULTIPLICITY} = 1;
 117     }
 118 }
 119
 120 $define{PERL_IMPLICIT_CONTEXT} ||=
 121     $define{USE_ITHREADS} ||
 122     $define{USE_5005THREADS}  ||
 123     $define{MULTIPLICITY} ;
 124
 125 if ($define{PERL_CAPI}) {
 126     delete $define{PERL_OBJECT};
 127     $define{MULTIPLICITY} = 1;
 128     $define{PERL_IMPLICIT_CONTEXT} = 1;
 129     $define{PERL_IMPLICIT_SYS}     = 1;
 130 }
 131
 132 if ($define{PERL_OBJECT}) {
 133     $define{PERL_IMPLICIT_CONTEXT} = 1;
 134     $define{PERL_IMPLICIT_SYS}     = 1;
 135 }
 136
 137 # perl.h logic duplication ends
 138
 139 if ($PLATFORM eq 'win32') {
 140     warn join(' ',keys %define)."\n";
 141     print "LIBRARY Perl57\n";
 142     print "DESCRIPTION 'Perl interpreter'\n";
 143     print "EXPORTS\n";
 144     if ($define{PERL_IMPLICIT_SYS}) {
 145         output_symbol("perl_get_host_info");
 146         output_symbol("perl_alloc_override");
 147     }
 148 }
 149 elsif ($PLATFORM eq 'os2') {
 150     ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
 151     $v .= '-thread' if $ARCHNAME =~ /-thread/;
 152     ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
 153     print <<"---EOP---";
 154 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
 155 DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter'
 156 STACKSIZE 32768
 157 CODE LOADONCALL
 158 DATA LOADONCALL NONSHARED MULTIPLE
 159 EXPORTS
 160 ---EOP---
 161 }
 162 elsif ($PLATFORM eq 'aix') {
 163     print "#!\n";
 164 }
 165
 166 my %skip;
 167 my %export;
 168
 169 sub skip_symbols {
 170     my $list = shift;
 171     foreach my $symbol (@$list) {
 172         $skip{$symbol} = 1;
 173     }
 174 }
 175
 176 sub emit_symbols {
 177     my $list = shift;
 178     foreach my $symbol (@$list) {
 179         my $skipsym = $symbol;
 180         # XXX hack
 181         if ($define{PERL_OBJECT} || $define{MULTIPLICITY}) {
 182             $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
 183         }
 184         emit_symbol($symbol) unless exists $skip{$skipsym};
 185     }
 186 }
 187
 188 if ($PLATFORM eq 'win32') {
 189     skip_symbols [qw(
 190                      PL_statusvalue_vms
 191                      PL_archpat_auto
 192                      PL_cryptseen
 193                      PL_DBcv
 194                      PL_generation
 195                      PL_lastgotoprobe
 196                      PL_linestart
 197                      PL_modcount
 198                      PL_pending_ident
 199                      PL_sortcxix
 200                      PL_sublex_info
 201                      PL_timesbuf
 202                      main
 203                      Perl_ErrorNo
 204                      Perl_GetVars
 205                      Perl_do_exec3
 206                      Perl_do_ipcctl
 207                      Perl_do_ipcget
 208                      Perl_do_msgrcv
 209                      Perl_do_msgsnd
 210                      Perl_do_semop
 211                      Perl_do_shmio
 212                      Perl_dump_fds
 213                      Perl_init_thread_intern
 214                      Perl_my_bzero
 215                      Perl_my_htonl
 216                      Perl_my_ntohl
 217                      Perl_my_swap
 218                      Perl_my_chsize
 219                      Perl_same_dirent
 220                      Perl_setenv_getix
 221                      Perl_unlnk
 222                      Perl_watch
 223                      Perl_safexcalloc
 224                      Perl_safexmalloc
 225                      Perl_safexfree
 226                      Perl_safexrealloc
 227                      Perl_my_memcmp
 228                      Perl_my_memset
 229                      PL_cshlen
 230                      PL_cshname
 231                      PL_opsave
 232                      Perl_do_exec
 233                      Perl_getenv_len
 234                      Perl_my_pclose
 235                      Perl_my_popen
 236                      )];
 237 }
 238 elsif ($PLATFORM eq 'aix') {
 239     skip_symbols([qw(
 240                      Perl_dump_fds
 241                      Perl_ErrorNo
 242                      Perl_GetVars
 243                      Perl_my_bcopy
 244                      Perl_my_bzero
 245                      Perl_my_chsize
 246                      Perl_my_htonl
 247                      Perl_my_memcmp
 248                      Perl_my_memset
 249                      Perl_my_ntohl
 250                      Perl_my_swap
 251                      Perl_safexcalloc
 252                      Perl_safexfree
 253                      Perl_safexmalloc
 254                      Perl_safexrealloc
 255                      Perl_same_dirent
 256                      Perl_unlnk
 257                      Perl_sys_intern_clear
 258                      Perl_sys_intern_dup
 259                      Perl_sys_intern_init
 260                      PL_cryptseen
 261                      PL_opsave
 262                      PL_statusvalue_vms
 263                      PL_sys_intern
 264                      )]);
 265 }
 266 elsif ($PLATFORM eq 'os2') {
 267     emit_symbols([qw(
 268                     ctermid
 269                     get_sysinfo
 270                     Perl_OS2_init
 271                     OS2_Perl_data
 272                     dlopen
 273                     dlsym
 274                     dlerror
 275                     dlclose
 276                     my_tmpfile
 277                     my_tmpnam
 278                     my_flock
 279                     malloc_mutex
 280                     threads_mutex
 281                     nthreads
 282                     nthreads_cond
 283                     os2_cond_wait
 284                     os2_stat
 285                     pthread_join
 286                     pthread_create
 287                     pthread_detach
 288                     XS_Cwd_change_drive
 289                     XS_Cwd_current_drive
 290                     XS_Cwd_extLibpath
 291                     XS_Cwd_extLibpath_set
 292                     XS_Cwd_sys_abspath
 293                     XS_Cwd_sys_chdir
 294                     XS_Cwd_sys_cwd
 295                     XS_Cwd_sys_is_absolute
 296                     XS_Cwd_sys_is_relative
 297                     XS_Cwd_sys_is_rooted
 298                     XS_DynaLoader_mod2fname
 299                     XS_File__Copy_syscopy
 300                     Perl_Register_MQ
 301                     Perl_Deregister_MQ
 302                     Perl_Serve_Messages
 303                     Perl_Process_Messages
 304                     init_PMWIN_entries
 305                     PMWIN_entries
 306                     Perl_hab_GET
 307                     )]);
 308 }
 309 elsif ($PLATFORM eq 'MacOS') {
 310     skip_symbols [qw(
 311                     Perl_GetVars
 312                     PL_cryptseen
 313                     PL_cshlen
 314                     PL_cshname
 315                     PL_statusvalue_vms
 316                     PL_sys_intern
 317                     PL_opsave
 318                     PL_timesbuf
 319                     Perl_dump_fds
 320                     Perl_my_bcopy
 321                     Perl_my_bzero
 322                     Perl_my_chsize
 323                     Perl_my_htonl
 324                     Perl_my_memcmp
 325                     Perl_my_memset
 326                     Perl_my_ntohl
 327                     Perl_my_swap
 328                     Perl_safexcalloc
 329                     Perl_safexfree
 330                     Perl_safexmalloc
 331                     Perl_safexrealloc
 332                     Perl_unlnk
 333                     )];
 334 }
 335
 336
 337 unless ($define{'DEBUGGING'}) {
 338     skip_symbols [qw(
 339                     Perl_deb_growlevel
 340                     Perl_debop
 341                     Perl_debprofdump
 342                     Perl_debstack
 343                     Perl_debstackptrs
 344                     Perl_runops_debug
 345                     Perl_sv_peek
 346                     PL_block_type
 347                     PL_watchaddr
 348                     PL_watchok
 349                     )];
 350 }
 351
 352 if ($define{'PERL_IMPLICIT_SYS'}) {
 353     skip_symbols [qw(
 354                     Perl_getenv_len
 355                     Perl_my_popen
 356                     Perl_my_pclose
 357                     )];
 358 }
 359 else {
 360     skip_symbols [qw(
 361                     PL_Mem
 362                     PL_MemShared
 363                     PL_MemParse
 364                     PL_Env
 365                     PL_StdIO
 366                     PL_LIO
 367                     PL_Dir
 368                     PL_Sock
 369                     PL_Proc
 370                     )];
 371 }
 372
 373 unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
 374     skip_symbols [qw(
 375                     PL_protect
 376                     Perl_default_protect
 377                     Perl_vdefault_protect
 378                     )];
 379 }
 380
 381 if ($define{'MYMALLOC'}) {
 382     emit_symbols [qw(
 383                     Perl_dump_mstats
 384                     Perl_get_mstats
 385                     Perl_malloc
 386                     Perl_mfree
 387                     Perl_realloc
 388                     Perl_calloc
 389                     )];
 390     if ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 391         emit_symbols [qw(
 392                         PL_malloc_mutex
 393                         )];
 394     }
 395     else {
 396         skip_symbols [qw(
 397                         PL_malloc_mutex
 398                         )];
 399     }
 400 }
 401 else {
 402     skip_symbols [qw(
 403                     PL_malloc_mutex
 404                     Perl_dump_mstats
 405                     Perl_get_mstats
 406                     Perl_malloc
 407                     Perl_mfree
 408                     Perl_realloc
 409                     Perl_calloc
 410                     Perl_malloced_size
 411                     )];
 412 }
 413
 414 unless ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 415     skip_symbols [qw(
 416                     PL_thr_key
 417                     )];
 418 }
 419
 420 unless ($define{'USE_5005THREADS'}) {
 421     skip_symbols [qw(
 422                     PL_sv_mutex
 423                     PL_strtab_mutex
 424                     PL_svref_mutex
 425                     PL_cred_mutex
 426                     PL_eval_mutex
 427                     PL_fdpid_mutex
 428                     PL_sv_lock_mutex
 429                     PL_eval_cond
 430                     PL_eval_owner
 431                     PL_threads_mutex
 432                     PL_nthreads
 433                     PL_nthreads_cond
 434                     PL_threadnum
 435                     PL_threadsv_names
 436                     PL_thrsv
 437                     PL_vtbl_mutex
 438                     Perl_condpair_magic
 439                     Perl_new_struct_thread
 440                     Perl_per_thread_magicals
 441                     Perl_thread_create
 442                     Perl_find_threadsv
 443                     Perl_unlock_condpair
 444                     Perl_magic_mutexfree
 445                     Perl_sv_lock
 446                     )];
 447 }
 448
 449 unless ($define{'USE_ITHREADS'}) {
 450     skip_symbols [qw(
 451                     PL_ptr_table
 452                     PL_op_mutex
 453                     Perl_dirp_dup
 454                     Perl_cx_dup
 455                     Perl_si_dup
 456                     Perl_any_dup
 457                     Perl_ss_dup
 458                     Perl_fp_dup
 459                     Perl_gp_dup
 460                     Perl_he_dup
 461                     Perl_mg_dup
 462                     Perl_re_dup
 463                     Perl_sv_dup
 464                     Perl_sys_intern_dup
 465                     Perl_ptr_table_fetch
 466                     Perl_ptr_table_new
 467                     Perl_ptr_table_split
 468                     Perl_ptr_table_store
 469                     perl_clone
 470                     perl_clone_using
 471                     )];
 472 }
 473
 474 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
 475     skip_symbols [qw(
 476                     Perl_croak_nocontext
 477                     Perl_die_nocontext
 478                     Perl_deb_nocontext
 479                     Perl_form_nocontext
 480                     Perl_load_module_nocontext
 481                     Perl_mess_nocontext
 482                     Perl_warn_nocontext
 483                     Perl_warner_nocontext
 484                     Perl_newSVpvf_nocontext
 485                     Perl_sv_catpvf_nocontext
 486                     Perl_sv_setpvf_nocontext
 487                     Perl_sv_catpvf_mg_nocontext
 488                     Perl_sv_setpvf_mg_nocontext
 489                     )];
 490 }
 491
 492 unless ($define{'PERL_IMPLICIT_SYS'}) {
 493     skip_symbols [qw(
 494                     perl_alloc_using
 495                     perl_clone_using
 496                     )];
 497 }
 498
 499 unless ($define{'FAKE_THREADS'}) {
 500     skip_symbols [qw(PL_curthr)];
 501 }
 502
 503 sub readvar {
 504     my $file = shift;
 505     my $proc = shift || sub { "PL_$_[2]" };
 506     open(VARS,$file) || die "Cannot open $file: $!\n";
 507     my @syms;
 508     while (<VARS>) {
 509         # All symbols have a Perl_ prefix because that's what embed.h
 510         # sticks in front of them.
 511         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
 512     }
 513     close(VARS);
 514     return \@syms;
 515 }
 516
 517 if ($define{'USE_5005THREADS'}) {
 518     my $thrd = readvar($thrdvar_h);
 519     skip_symbols $thrd;
 520 }
 521
 522 if ($define{'PERL_GLOBAL_STRUCT'}) {
 523     my $global = readvar($perlvars_h);
 524     skip_symbols $global;
 525     emit_symbol('Perl_GetVars');
 526     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 527 }
 528
 529 # functions from *.sym files
 530
 531 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
 532
 533 if ($define{'USE_PERLIO'}) {
 534     push @syms, $perlio_sym;
 535     if ($define{'USE_SFIO'}) {
 536         # SFIO defines most of the PerlIO routines as macros
 537         skip_symbols [qw(
 538                          PerlIO_canset_cnt
 539                          PerlIO_clearerr
 540                          PerlIO_close
 541                          PerlIO_eof
 542                          PerlIO_error
 543                          PerlIO_exportFILE
 544                          PerlIO_fast_gets
 545                          PerlIO_fdopen
 546                          PerlIO_fileno
 547                          PerlIO_findFILE
 548                          PerlIO_flush
 549                          PerlIO_get_base
 550                          PerlIO_get_bufsiz
 551                          PerlIO_get_cnt
 552                          PerlIO_get_ptr
 553                          PerlIO_getc
 554                          PerlIO_getname
 555                          PerlIO_has_base
 556                          PerlIO_has_cntptr
 557                          PerlIO_importFILE
 558                          PerlIO_open
 559                          PerlIO_printf
 560                          PerlIO_putc
 561                          PerlIO_puts
 562                          PerlIO_read
 563                          PerlIO_releaseFILE
 564                          PerlIO_reopen
 565                          PerlIO_rewind
 566                          PerlIO_seek
 567                          PerlIO_set_cnt
 568                          PerlIO_set_ptrcnt
 569                          PerlIO_setlinebuf
 570                          PerlIO_sprintf
 571                          PerlIO_stderr
 572                          PerlIO_stdin
 573                          PerlIO_stdout
 574                          PerlIO_stdoutf
 575                          PerlIO_tell
 576                          PerlIO_ungetc
 577                          PerlIO_vprintf
 578                          PerlIO_write
 579                          )];
 580     }
 581 }
 582
 583 for my $syms (@syms) {
 584     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
 585     while (<GLOBAL>) {
 586         next if (!/^[A-Za-z]/);
 587         # Functions have a Perl_ prefix
 588         # Variables have a PL_ prefix
 589         chomp($_);
 590         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
 591         $symbol .= $_;
 592         emit_symbol($symbol) unless exists $skip{$symbol};
 593     }
 594     close(GLOBAL);
 595 }
 596
 597 # variables
 598
 599 if ($define{'PERL_OBJECT'} || $define{'MULTIPLICITY'}) {
 600     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
 601         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
 602         emit_symbols $glob;
 603     }
 604     # XXX AIX seems to want the perlvars.h symbols, for some reason
 605     if ($PLATFORM eq 'aix') {
 606         my $glob = readvar($perlvars_h);
 607         emit_symbols $glob;
 608     }
 609 }
 610 else {
 611     unless ($define{'PERL_GLOBAL_STRUCT'}) {
 612         my $glob = readvar($perlvars_h);
 613         emit_symbols $glob;
 614     }
 615     unless ($define{'MULTIPLICITY'}) {
 616         my $glob = readvar($intrpvar_h);
 617         emit_symbols $glob;
 618     }
 619     unless ($define{'MULTIPLICITY'} || $define{'USE_5005THREADS'}) {
 620         my $glob = readvar($thrdvar_h);
 621         emit_symbols $glob;
 622     }
 623 }
 624
 625 sub try_symbol {
 626     my $symbol = shift;
 627
 628     return if $symbol !~ /^[A-Za-z]/;
 629     return if $symbol =~ /^\#/;
 630     $symbol =~s/\r//g;
 631     chomp($symbol);
 632     return if exists $skip{$symbol};
 633     emit_symbol($symbol);
 634 }
 635
 636 while (<DATA>) {
 637     try_symbol($_);
 638 }
 639
 640 if ($PLATFORM eq 'win32') {
 641     foreach my $symbol (qw(
 642                             setuid
 643                             setgid
 644                             boot_DynaLoader
 645                             Perl_init_os_extras
 646                             Perl_thread_create
 647                             Perl_win32_init
 648                             RunPerl
 649                             win32_errno
 650                             win32_environ
 651                             win32_abort
 652                             win32_fstat
 653                             win32_stat
 654                             win32_pipe
 655                             win32_popen
 656                             win32_pclose
 657                             win32_rename
 658                             win32_setmode
 659                             win32_lseek
 660                             win32_tell
 661                             win32_dup
 662                             win32_dup2
 663                             win32_open
 664                             win32_close
 665                             win32_eof
 666                             win32_read
 667                             win32_write
 668                             win32_spawnvp
 669                             win32_mkdir
 670                             win32_rmdir
 671                             win32_chdir
 672                             win32_flock
 673                             win32_execv
 674                             win32_execvp
 675                             win32_htons
 676                             win32_ntohs
 677                             win32_htonl
 678                             win32_ntohl
 679                             win32_inet_addr
 680                             win32_inet_ntoa
 681                             win32_socket
 682                             win32_bind
 683                             win32_listen
 684                             win32_accept
 685                             win32_connect
 686                             win32_send
 687                             win32_sendto
 688                             win32_recv
 689                             win32_recvfrom
 690                             win32_shutdown
 691                             win32_closesocket
 692                             win32_ioctlsocket
 693                             win32_setsockopt
 694                             win32_getsockopt
 695                             win32_getpeername
 696                             win32_getsockname
 697                             win32_gethostname
 698                             win32_gethostbyname
 699                             win32_gethostbyaddr
 700                             win32_getprotobyname
 701                             win32_getprotobynumber
 702                             win32_getservbyname
 703                             win32_getservbyport
 704                             win32_select
 705                             win32_endhostent
 706                             win32_endnetent
 707                             win32_endprotoent
 708                             win32_endservent
 709                             win32_getnetent
 710                             win32_getnetbyname
 711                             win32_getnetbyaddr
 712                             win32_getprotoent
 713                             win32_getservent
 714                             win32_sethostent
 715                             win32_setnetent
 716                             win32_setprotoent
 717                             win32_setservent
 718                             win32_getenv
 719                             win32_putenv
 720                             win32_perror
 721                             win32_malloc
 722                             win32_calloc
 723                             win32_realloc
 724                             win32_free
 725                             win32_sleep
 726                             win32_times
 727                             win32_access
 728                             win32_alarm
 729                             win32_chmod
 730                             win32_open_osfhandle
 731                             win32_get_osfhandle
 732                             win32_ioctl
 733                             win32_link
 734                             win32_unlink
 735                             win32_utime
 736                             win32_uname
 737                             win32_wait
 738                             win32_waitpid
 739                             win32_kill
 740                             win32_str_os_error
 741                             win32_opendir
 742                             win32_readdir
 743                             win32_telldir
 744                             win32_seekdir
 745                             win32_rewinddir
 746                             win32_closedir
 747                             win32_longpath
 748                             win32_os_id
 749                             win32_getpid
 750                             win32_crypt
 751                             win32_dynaload
 752
 753                             win32_stdin
 754                             win32_stdout
 755                             win32_stderr
 756                             win32_ferror
 757                             win32_feof
 758                             win32_strerror
 759                             win32_fprintf
 760                             win32_printf
 761                             win32_vfprintf
 762                             win32_vprintf
 763                             win32_fread
 764                             win32_fwrite
 765                             win32_fopen
 766                             win32_fdopen
 767                             win32_freopen
 768                             win32_fclose
 769                             win32_fputs
 770                             win32_fputc
 771                             win32_ungetc
 772                             win32_getc
 773                             win32_fileno
 774                             win32_clearerr
 775                             win32_fflush
 776                             win32_ftell
 777                             win32_fseek
 778                             win32_fgetpos
 779                             win32_fsetpos
 780                             win32_rewind
 781                             win32_tmpfile
 782                             win32_setbuf
 783                             win32_setvbuf
 784                             win32_flushall
 785                             win32_fcloseall
 786                             win32_fgets
 787                             win32_gets
 788                             win32_fgetc
 789                             win32_putc
 790                             win32_puts
 791                             win32_getchar
 792                             win32_putchar
 793                            ))
 794     {
 795         try_symbol($symbol);
 796     }
 797 }
 798 elsif ($PLATFORM eq 'os2') {
 799     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
 800     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
 801     close MAP or die 'Cannot close miniperl.map';
 802
 803     @missing = grep { !exists $mapped{$_} and !exists $bincompat5005{$_} }
 804                     keys %export;
 805     delete $export{$_} foreach @missing;
 806 }
 807 elsif ($PLATFORM eq 'MacOS') {
 808     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
 809
 810     while (<MACSYMS>) {
 811         try_symbol($_);
 812     }
 813
 814     close MACSYMS;
 815 }
 816
 817 # Now all symbols should be defined because
 818 # next we are going to output them.
 819
 820 foreach my $symbol (sort keys %export) {
 821     output_symbol($symbol);
 822 }
 823
 824 sub emit_symbol {
 825     my $symbol = shift;
 826     chomp($symbol);
 827     $export{$symbol} = 1;
 828 }
 829
 830 sub output_symbol {
 831     my $symbol = shift;
 832     $symbol = $bincompat5005{$symbol}
 833         if $define{PERL_BINCOMPAT_5005} and $symbol =~ /^($bincompat5005)$/;
 834     if ($PLATFORM eq 'win32') {
 835         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
 836         print "\t$symbol\n";
 837 # XXX: binary compatibility between compilers is an exercise
 838 # in frustration :-(
 839 #        if ($CCTYPE eq "BORLAND") {
 840 #           # workaround Borland quirk by exporting both the straight
 841 #           # name and a name with leading underscore.  Note the
 842 #           # alias *must* come after the symbol itself, if both
 843 #           # are to be exported. (Linker bug?)
 844 #           print "\t_$symbol\n";
 845 #           print "\t$symbol = _$symbol\n";
 846 #       }
 847 #       elsif ($CCTYPE eq 'GCC') {
 848 #           # Symbols have leading _ whole process is $%@"% slow
 849 #           # so skip aliases for now
 850 #           nprint "\t$symbol\n";
 851 #       }
 852 #       else {
 853 #           # for binary coexistence, export both the symbol and
 854 #           # alias with leading underscore
 855 #           print "\t$symbol\n";
 856 #           print "\t_$symbol = $symbol\n";
 857 #       }
 858     }
 859     elsif ($PLATFORM eq 'os2') {
 860         print qq(    "$symbol"\n);
 861     }
 862     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
 863         print "$symbol\n";
 864     }
 865 }
 866
 867 1;
 868 __DATA__
 869 # extra globals not included above.
 870 perl_alloc
 871 perl_alloc_using
 872 perl_clone
 873 perl_clone_using
 874 perl_construct
 875 perl_destruct
 876 perl_free
 877 perl_parse
 878 perl_run
 879 PerlIO_define_layer
 880 PerlIOBuf_set_ptrcnt
 881 PerlIOBuf_get_cnt
 882 PerlIOBuf_get_ptr
 883 PerlIOBuf_bufsiz
 884 PerlIOBuf_setlinebuf
 885 PerlIOBase_clearerr
 886 PerlIOBase_error
 887 PerlIOBase_eof
 888 PerlIOBuf_tell
 889 PerlIOBuf_seek
 890 PerlIOBuf_write
 891 PerlIOBuf_unread
 892 PerlIOBuf_read
 893 PerlIOBuf_reopen
 894 PerlIOBuf_open
 895 PerlIOBuf_fdopen
 896 PerlIOBase_fileno
 897 PerlIOBuf_pushed
 898 PerlIOBuf_fill
 899 PerlIOBuf_flush
 900 PerlIOBase_close
 901 PerlIO_define_layer
 902 PerlIO_pending
 903 PerlIO_unread
 904 PerlIO_push
 905 PerlIO_apply_layers
 906 perlsio_binmode
 907 PerlIO_binmode
 908 PerlIO_init
 909 PerlIO_tmpfile
 910 PerlIO_setpos
 911 PerlIO_getpos
 912 PerlIO_vsprintf
 913 PerlIO_sprintf