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