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