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 while (@ARGV) {
  15     my $flag = shift;
  16     $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
  17     $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
  18     $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
  19     $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
  20         if ($PLATFORM eq 'netware') {
  21                 $FILETYPE = $1 if ($flag =~ /^FILETYPE=(\w+)$/);
  22         }
  23 }
  24
  25 my @PLATFORM = qw(aix win32 os2 MacOS netware);
  26 my %PLATFORM;
  27 @PLATFORM{@PLATFORM} = ();
  28
  29 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
  30 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
  31
  32 my $config_sh   = "config.sh";
  33 my $config_h    = "config.h";
  34 my $thrdvar_h   = "thrdvar.h";
  35 my $intrpvar_h  = "intrpvar.h";
  36 my $perlvars_h  = "perlvars.h";
  37 my $global_sym  = "global.sym";
  38 my $pp_sym      = "pp.sym";
  39 my $globvar_sym = "globvar.sym";
  40 my $perlio_sym  = "perlio.sym";
  41
  42 if ($PLATFORM eq 'aix') {
  43     # Nothing for now.
  44 }
  45 elsif ($PLATFORM eq 'win32' || $PLATFORM eq 'netware') {
  46     $CCTYPE = "MSVC" unless defined $CCTYPE;
  47     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  48                 $pp_sym, $globvar_sym, $perlio_sym) {
  49         s!^!..\\!;
  50     }
  51 }
  52 elsif ($PLATFORM eq 'MacOS') {
  53     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
  54                 $pp_sym, $globvar_sym, $perlio_sym) {
  55         s!^!::!;
  56     }
  57 }
  58
  59 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') {
  60     open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
  61     while (<CFG>) {
  62         if (/^(?:ccflags|optimize)='(.+)'$/) {
  63             $_ = $1;
  64             $define{$1} = 1 while /-D(\w+)/g;
  65         }
  66         if ($PLATFORM eq 'os2') {
  67             $CONFIG_ARGS = $1 if /^config_args='(.+)'$/;
  68             $ARCHNAME =    $1 if /^archname='(.+)'$/;
  69             $PATCHLEVEL =  $1 if /^perl_patchlevel='(.+)'$/;
  70         }
  71     }
  72     close(CFG);
  73 }
  74
  75 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
  76 while (<CFG>) {
  77     $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
  78     $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
  79     $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
  80     $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
  81 }
  82 close(CFG);
  83
  84 # perl.h logic duplication begins
  85
  86 if ($define{PERL_IMPLICIT_SYS}) {
  87     $define{PL_OP_SLAB_ALLOC} = 1;
  88 }
  89
  90 if ($define{USE_ITHREADS}) {
  91     if (!$define{MULTIPLICITY}) {
  92         $define{MULTIPLICITY} = 1;
  93     }
  94 }
  95
  96 $define{PERL_IMPLICIT_CONTEXT} ||=
  97     $define{USE_ITHREADS} ||
  98     $define{USE_5005THREADS}  ||
  99     $define{MULTIPLICITY} ;
 100
 101 if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') {
 102     $define{USE_REENTRANT_API} = 1;
 103 }
 104
 105 # perl.h logic duplication ends
 106
 107 my $sym_ord = 0;
 108
 109 if ($PLATFORM eq 'win32') {
 110     warn join(' ',keys %define)."\n";
 111     print "LIBRARY perl58\n";
 112     print "DESCRIPTION 'Perl interpreter'\n";
 113     print "EXPORTS\n";
 114     if ($define{PERL_IMPLICIT_SYS}) {
 115         output_symbol("perl_get_host_info");
 116         output_symbol("perl_alloc_override");
 117         output_symbol("perl_clone_host");
 118     }
 119 }
 120 elsif ($PLATFORM eq 'os2') {
 121     if (open my $fh, '<', 'perl5.def') {
 122       while (<$fh>) {
 123         last if /^\s*EXPORTS\b/;
 124       }
 125       while (<$fh>) {
 126         $ordinal{$1} = $2 if /^\s*"(\w+)"\s*\@(\d+)\s*$/;
 127         # This allows skipping ordinals which were used in older versions
 128         $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/;
 129       }
 130       $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max
 131     }
 132     ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
 133     $v .= '-thread' if $ARCHNAME =~ /-thread/;
 134     ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
 135     $v .= "\@$PATCHLEVEL" if $PATCHLEVEL;
 136     $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'";
 137     $d = substr($d, 0, 249) . "...'" if length $d > 253;
 138     print <<"---EOP---";
 139 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
 140 $d
 141 STACKSIZE 32768
 142 CODE LOADONCALL
 143 DATA LOADONCALL NONSHARED MULTIPLE
 144 EXPORTS
 145 ---EOP---
 146 }
 147 elsif ($PLATFORM eq 'aix') {
 148     $OSVER = `uname -v`;
 149     chop $OSVER;
 150     $OSREL = `uname -r`;
 151     chop $OSREL;
 152     if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) {
 153         print "#! ..\n";
 154     } else {
 155         print "#!\n";
 156     }
 157 }
 158 elsif ($PLATFORM eq 'netware') {
 159         if ($FILETYPE eq 'def') {
 160         print "LIBRARY perl58\n";
 161         print "DESCRIPTION 'Perl interpreter for NetWare'\n";
 162         print "EXPORTS\n";
 163         }
 164         if ($define{PERL_IMPLICIT_SYS}) {
 165             output_symbol("perl_get_host_info");
 166             output_symbol("perl_alloc_override");
 167             output_symbol("perl_clone_host");
 168         }
 169 }
 170
 171 my %skip;
 172 my %export;
 173
 174 sub skip_symbols {
 175     my $list = shift;
 176     foreach my $symbol (@$list) {
 177         $skip{$symbol} = 1;
 178     }
 179 }
 180
 181 sub emit_symbols {
 182     my $list = shift;
 183     foreach my $symbol (@$list) {
 184         my $skipsym = $symbol;
 185         # XXX hack
 186         if ($define{MULTIPLICITY}) {
 187             $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
 188         }
 189         emit_symbol($symbol) unless exists $skip{$skipsym};
 190     }
 191 }
 192
 193 if ($PLATFORM eq 'win32') {
 194     skip_symbols [qw(
 195                      PL_statusvalue_vms
 196                      PL_archpat_auto
 197                      PL_cryptseen
 198                      PL_DBcv
 199                      PL_generation
 200                      PL_lastgotoprobe
 201                      PL_linestart
 202                      PL_modcount
 203                      PL_pending_ident
 204                      PL_sortcxix
 205                      PL_sublex_info
 206                      PL_timesbuf
 207                      main
 208                      Perl_ErrorNo
 209                      Perl_GetVars
 210                      Perl_do_exec3
 211                      Perl_do_ipcctl
 212                      Perl_do_ipcget
 213                      Perl_do_msgrcv
 214                      Perl_do_msgsnd
 215                      Perl_do_semop
 216                      Perl_do_shmio
 217                      Perl_dump_fds
 218                      Perl_init_thread_intern
 219                      Perl_my_bzero
 220                      Perl_my_bcopy
 221                      Perl_my_htonl
 222                      Perl_my_ntohl
 223                      Perl_my_swap
 224                      Perl_my_chsize
 225                      Perl_same_dirent
 226                      Perl_setenv_getix
 227                      Perl_unlnk
 228                      Perl_watch
 229                      Perl_safexcalloc
 230                      Perl_safexmalloc
 231                      Perl_safexfree
 232                      Perl_safexrealloc
 233                      Perl_my_memcmp
 234                      Perl_my_memset
 235                      PL_cshlen
 236                      PL_cshname
 237                      PL_opsave
 238                      Perl_do_exec
 239                      Perl_getenv_len
 240                      Perl_my_pclose
 241                      Perl_my_popen
 242                      )];
 243 }
 244 elsif ($PLATFORM eq 'aix') {
 245     skip_symbols([qw(
 246                      Perl_dump_fds
 247                      Perl_ErrorNo
 248                      Perl_GetVars
 249                      Perl_my_bcopy
 250                      Perl_my_bzero
 251                      Perl_my_chsize
 252                      Perl_my_htonl
 253                      Perl_my_memcmp
 254                      Perl_my_memset
 255                      Perl_my_ntohl
 256                      Perl_my_swap
 257                      Perl_safexcalloc
 258                      Perl_safexfree
 259                      Perl_safexmalloc
 260                      Perl_safexrealloc
 261                      Perl_same_dirent
 262                      Perl_unlnk
 263                      Perl_sys_intern_clear
 264                      Perl_sys_intern_dup
 265                      Perl_sys_intern_init
 266                      PL_cryptseen
 267                      PL_opsave
 268                      PL_statusvalue_vms
 269                      PL_sys_intern
 270                      )]);
 271 }
 272 elsif ($PLATFORM eq 'os2') {
 273     emit_symbols([qw(
 274                     ctermid
 275                     get_sysinfo
 276                     Perl_OS2_init
 277                     Perl_OS2_init3
 278                     Perl_OS2_term
 279                     OS2_Perl_data
 280                     dlopen
 281                     dlsym
 282                     dlerror
 283                     dlclose
 284                     my_tmpfile
 285                     my_tmpnam
 286                     my_flock
 287                     my_rmdir
 288                     my_mkdir
 289                     my_getpwuid
 290                     my_getpwnam
 291                     my_getpwent
 292                     my_setpwent
 293                     my_endpwent
 294                     setgrent
 295                     endgrent
 296                     getgrent
 297                     malloc_mutex
 298                     threads_mutex
 299                     nthreads
 300                     nthreads_cond
 301                     os2_cond_wait
 302                     os2_stat
 303                     pthread_join
 304                     pthread_create
 305                     pthread_detach
 306                     XS_Cwd_change_drive
 307                     XS_Cwd_current_drive
 308                     XS_Cwd_extLibpath
 309                     XS_Cwd_extLibpath_set
 310                     XS_Cwd_sys_abspath
 311                     XS_Cwd_sys_chdir
 312                     XS_Cwd_sys_cwd
 313                     XS_Cwd_sys_is_absolute
 314                     XS_Cwd_sys_is_relative
 315                     XS_Cwd_sys_is_rooted
 316                     XS_DynaLoader_mod2fname
 317                     XS_File__Copy_syscopy
 318                     Perl_Register_MQ
 319                     Perl_Deregister_MQ
 320                     Perl_Serve_Messages
 321                     Perl_Process_Messages
 322                     init_PMWIN_entries
 323                     PMWIN_entries
 324                     Perl_hab_GET
 325                     loadByOrdinal
 326                     pExtFCN
 327                     os2error
 328                     ResetWinError
 329                     CroakWinError
 330                     )]);
 331 }
 332 elsif ($PLATFORM eq 'MacOS') {
 333     skip_symbols [qw(
 334                     Perl_GetVars
 335                     PL_cryptseen
 336                     PL_cshlen
 337                     PL_cshname
 338                     PL_statusvalue_vms
 339                     PL_sys_intern
 340                     PL_opsave
 341                     PL_timesbuf
 342                     Perl_dump_fds
 343                     Perl_my_bcopy
 344                     Perl_my_bzero
 345                     Perl_my_chsize
 346                     Perl_my_htonl
 347                     Perl_my_memcmp
 348                     Perl_my_memset
 349                     Perl_my_ntohl
 350                     Perl_my_swap
 351                     Perl_safexcalloc
 352                     Perl_safexfree
 353                     Perl_safexmalloc
 354                     Perl_safexrealloc
 355                     Perl_unlnk
 356                     Perl_sys_intern_clear
 357                     Perl_sys_intern_init
 358                     )];
 359 }
 360 elsif ($PLATFORM eq 'netware') {
 361         skip_symbols [qw(
 362                         PL_statusvalue_vms
 363                         PL_archpat_auto
 364                         PL_cryptseen
 365                         PL_DBcv
 366                         PL_generation
 367                         PL_lastgotoprobe
 368                         PL_linestart
 369                         PL_modcount
 370                         PL_pending_ident
 371                         PL_sortcxix
 372                         PL_sublex_info
 373                         PL_timesbuf
 374                         main
 375                         Perl_ErrorNo
 376                         Perl_GetVars
 377                         Perl_do_exec3
 378                         Perl_do_ipcctl
 379                         Perl_do_ipcget
 380                         Perl_do_msgrcv
 381                         Perl_do_msgsnd
 382                         Perl_do_semop
 383                         Perl_do_shmio
 384                         Perl_dump_fds
 385                         Perl_init_thread_intern
 386                         Perl_my_bzero
 387                         Perl_my_htonl
 388                         Perl_my_ntohl
 389                         Perl_my_swap
 390                         Perl_my_chsize
 391                         Perl_same_dirent
 392                         Perl_setenv_getix
 393                         Perl_unlnk
 394                         Perl_watch
 395                         Perl_safexcalloc
 396                         Perl_safexmalloc
 397                         Perl_safexfree
 398                         Perl_safexrealloc
 399                         Perl_my_memcmp
 400                         Perl_my_memset
 401                         PL_cshlen
 402                         PL_cshname
 403                         PL_opsave
 404                         Perl_do_exec
 405                         Perl_getenv_len
 406                         Perl_my_pclose
 407                         Perl_my_popen
 408                         Perl_sys_intern_init
 409                         Perl_sys_intern_dup
 410                         Perl_sys_intern_clear
 411                         Perl_my_bcopy
 412                         Perl_PerlIO_write
 413                         Perl_PerlIO_unread
 414                         Perl_PerlIO_tell
 415                         Perl_PerlIO_stdout
 416                         Perl_PerlIO_stdin
 417                         Perl_PerlIO_stderr
 418                         Perl_PerlIO_setlinebuf
 419                         Perl_PerlIO_set_ptrcnt
 420                         Perl_PerlIO_set_cnt
 421                         Perl_PerlIO_seek
 422                         Perl_PerlIO_read
 423                         Perl_PerlIO_get_ptr
 424                         Perl_PerlIO_get_cnt
 425                         Perl_PerlIO_get_bufsiz
 426                         Perl_PerlIO_get_base
 427                         Perl_PerlIO_flush
 428                         Perl_PerlIO_fill
 429                         Perl_PerlIO_fileno
 430                         Perl_PerlIO_error
 431                         Perl_PerlIO_eof
 432                         Perl_PerlIO_close
 433                         Perl_PerlIO_clearerr
 434                         PerlIO_perlio
 435                         )];
 436 }
 437
 438 unless ($define{'DEBUGGING'}) {
 439     skip_symbols [qw(
 440                     Perl_deb_growlevel
 441                     Perl_debop
 442                     Perl_debprofdump
 443                     Perl_debstack
 444                     Perl_debstackptrs
 445                     Perl_sv_peek
 446                     PL_block_type
 447                     PL_watchaddr
 448                     PL_watchok
 449                     )];
 450 }
 451
 452 if ($define{'PERL_IMPLICIT_SYS'}) {
 453     skip_symbols [qw(
 454                     Perl_getenv_len
 455                     Perl_my_popen
 456                     Perl_my_pclose
 457                     )];
 458 }
 459 else {
 460     skip_symbols [qw(
 461                     PL_Mem
 462                     PL_MemShared
 463                     PL_MemParse
 464                     PL_Env
 465                     PL_StdIO
 466                     PL_LIO
 467                     PL_Dir
 468                     PL_Sock
 469                     PL_Proc
 470                     )];
 471 }
 472
 473 unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
 474     skip_symbols [qw(
 475                     PL_protect
 476                     Perl_default_protect
 477                     Perl_vdefault_protect
 478                     )];
 479 }
 480
 481 unless ($define{'USE_REENTRANT_API'}) {
 482     skip_symbols [qw(
 483                     PL_reentrant_buffer
 484                     )];
 485 }
 486
 487 if ($define{'MYMALLOC'}) {
 488     emit_symbols [qw(
 489                     Perl_dump_mstats
 490                     Perl_get_mstats
 491                     Perl_strdup
 492                     Perl_putenv
 493                     )];
 494     if ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 495         emit_symbols [qw(
 496                         PL_malloc_mutex
 497                         )];
 498     }
 499     else {
 500         skip_symbols [qw(
 501                         PL_malloc_mutex
 502                         )];
 503     }
 504 }
 505 else {
 506     skip_symbols [qw(
 507                     PL_malloc_mutex
 508                     Perl_dump_mstats
 509                     Perl_get_mstats
 510                     Perl_malloced_size
 511                     )];
 512 }
 513
 514 unless ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 515     skip_symbols [qw(
 516                     PL_thr_key
 517                     )];
 518 }
 519
 520 unless ($define{'USE_5005THREADS'}) {
 521     skip_symbols [qw(
 522                     PL_sv_mutex
 523                     PL_strtab_mutex
 524                     PL_svref_mutex
 525                     PL_cred_mutex
 526                     PL_eval_mutex
 527                     PL_fdpid_mutex
 528                     PL_sv_lock_mutex
 529                     PL_eval_cond
 530                     PL_eval_owner
 531                     PL_threads_mutex
 532                     PL_nthreads
 533                     PL_nthreads_cond
 534                     PL_threadnum
 535                     PL_threadsv_names
 536                     PL_thrsv
 537                     PL_vtbl_mutex
 538                     Perl_condpair_magic
 539                     Perl_new_struct_thread
 540                     Perl_per_thread_magicals
 541                     Perl_thread_create
 542                     Perl_find_threadsv
 543                     Perl_unlock_condpair
 544                     Perl_magic_mutexfree
 545                     Perl_sv_lock
 546                     )];
 547 }
 548
 549 unless ($define{'USE_ITHREADS'}) {
 550     skip_symbols [qw(
 551                     PL_ptr_table
 552                     PL_op_mutex
 553                     PL_regex_pad
 554                     PL_regex_padav
 555                     PL_sharedsv_space
 556                     PL_sharedsv_space_mutex
 557                     Perl_dirp_dup
 558                     Perl_cx_dup
 559                     Perl_si_dup
 560                     Perl_any_dup
 561                     Perl_ss_dup
 562                     Perl_fp_dup
 563                     Perl_gp_dup
 564                     Perl_he_dup
 565                     Perl_mg_dup
 566                     Perl_re_dup
 567                     Perl_sv_dup
 568                     Perl_sys_intern_dup
 569                     Perl_ptr_table_clear
 570                     Perl_ptr_table_fetch
 571                     Perl_ptr_table_free
 572                     Perl_ptr_table_new
 573                     Perl_ptr_table_clear
 574                     Perl_ptr_table_free
 575                     Perl_ptr_table_split
 576                     Perl_ptr_table_store
 577                     perl_clone
 578                     perl_clone_using
 579                     Perl_sharedsv_find
 580                     Perl_sharedsv_init
 581                     Perl_sharedsv_lock
 582                     Perl_sharedsv_new
 583                     Perl_sharedsv_thrcnt_dec
 584                     Perl_sharedsv_thrcnt_inc
 585                     Perl_sharedsv_unlock
 586                     )];
 587 }
 588
 589 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
 590     skip_symbols [qw(
 591                     Perl_croak_nocontext
 592                     Perl_die_nocontext
 593                     Perl_deb_nocontext
 594                     Perl_form_nocontext
 595                     Perl_load_module_nocontext
 596                     Perl_mess_nocontext
 597                     Perl_warn_nocontext
 598                     Perl_warner_nocontext
 599                     Perl_newSVpvf_nocontext
 600                     Perl_sv_catpvf_nocontext
 601                     Perl_sv_setpvf_nocontext
 602                     Perl_sv_catpvf_mg_nocontext
 603                     Perl_sv_setpvf_mg_nocontext
 604                     )];
 605 }
 606
 607 unless ($define{'PERL_IMPLICIT_SYS'}) {
 608     skip_symbols [qw(
 609                     perl_alloc_using
 610                     perl_clone_using
 611                     )];
 612 }
 613
 614 unless ($define{'FAKE_THREADS'}) {
 615     skip_symbols [qw(PL_curthr)];
 616 }
 617
 618 unless ($define{'PL_OP_SLAB_ALLOC'}) {
 619     skip_symbols [qw(
 620                      PL_OpPtr
 621                      PL_OpSlab
 622                      PL_OpSpace
 623                     )];
 624 }
 625
 626 sub readvar {
 627     my $file = shift;
 628     my $proc = shift || sub { "PL_$_[2]" };
 629     open(VARS,$file) || die "Cannot open $file: $!\n";
 630     my @syms;
 631     while (<VARS>) {
 632         # All symbols have a Perl_ prefix because that's what embed.h
 633         # sticks in front of them.
 634         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
 635     }
 636     close(VARS);
 637     return \@syms;
 638 }
 639
 640 if ($define{'USE_5005THREADS'}) {
 641     my $thrd = readvar($thrdvar_h);
 642     skip_symbols $thrd;
 643 }
 644
 645 if ($define{'PERL_GLOBAL_STRUCT'}) {
 646     my $global = readvar($perlvars_h);
 647     skip_symbols $global;
 648     emit_symbol('Perl_GetVars');
 649     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 650 }
 651
 652 # functions from *.sym files
 653
 654 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
 655
 656 # Symbols that are the public face of the PerlIO layers implementation
 657 # These are in _addition to_ the public face of the abstraction
 658 # and need to be exported to allow XS modules to implement layers
 659 my @layer_syms = qw(
 660                          PerlIOBase_clearerr
 661                          PerlIOBase_close
 662                          PerlIOBase_dup
 663                          PerlIOBase_eof
 664                          PerlIOBase_error
 665                          PerlIOBase_fileno
 666                          PerlIOBase_pushed
 667                          PerlIOBase_read
 668                          PerlIOBase_setlinebuf
 669                          PerlIOBase_unread
 670                          PerlIOBuf_bufsiz
 671                          PerlIOBuf_fill
 672                          PerlIOBuf_flush
 673                          PerlIOBuf_get_cnt
 674                          PerlIOBuf_get_ptr
 675                          PerlIOBuf_open
 676                          PerlIOBuf_pushed
 677                          PerlIOBuf_read
 678                          PerlIOBuf_seek
 679                          PerlIOBuf_set_ptrcnt
 680                          PerlIOBuf_tell
 681                          PerlIOBuf_unread
 682                          PerlIOBuf_write
 683                          PerlIO_debug
 684                          PerlIO_allocate
 685                          PerlIO_apply_layera
 686                          PerlIO_apply_layers
 687                          PerlIO_arg_fetch
 688                          PerlIO_define_layer
 689                          PerlIO_modestr
 690                          PerlIO_parse_layers
 691                          PerlIO_layer_fetch
 692                          PerlIO_list_free
 693                          PerlIO_apply_layera
 694                          PerlIO_pending
 695                          PerlIO_push
 696                          PerlIO_sv_dup
 697                          PerlIO_perlio
 698
 699 Perl_PerlIO_clearerr
 700 Perl_PerlIO_close
 701 Perl_PerlIO_eof
 702 Perl_PerlIO_error
 703 Perl_PerlIO_fileno
 704 Perl_PerlIO_fill
 705 Perl_PerlIO_flush
 706 Perl_PerlIO_get_base
 707 Perl_PerlIO_get_bufsiz
 708 Perl_PerlIO_get_cnt
 709 Perl_PerlIO_get_ptr
 710 Perl_PerlIO_read
 711 Perl_PerlIO_seek
 712 Perl_PerlIO_set_cnt
 713 Perl_PerlIO_set_ptrcnt
 714 Perl_PerlIO_setlinebuf
 715 Perl_PerlIO_stderr
 716 Perl_PerlIO_stdin
 717 Perl_PerlIO_stdout
 718 Perl_PerlIO_tell
 719 Perl_PerlIO_unread
 720 Perl_PerlIO_write
 721
 722 );
 723
 724
 725 if ($define{'USE_PERLIO'}) {
 726     # Export the symols that make up the PerlIO abstraction, regardless
 727     # of its implementation - read from a file
 728     push @syms, $perlio_sym;
 729
 730     # This part is then dependent on how the abstraction is implemented
 731     if ($define{'USE_SFIO'}) {
 732         # Old legacy non-stdio "PerlIO"
 733         skip_symbols \@layer_syms;
 734         # SFIO defines most of the PerlIO routines as macros
 735         # So undo most of what $perlio_sym has just done - d'oh !
 736         # Perhaps it would be better to list the ones which do exist
 737         # And emit them
 738         skip_symbols [qw(
 739                          PerlIO_canset_cnt
 740                          PerlIO_clearerr
 741                          PerlIO_close
 742                          PerlIO_eof
 743                          PerlIO_error
 744                          PerlIO_exportFILE
 745                          PerlIO_fast_gets
 746                          PerlIO_fdopen
 747                          PerlIO_fileno
 748                          PerlIO_findFILE
 749                          PerlIO_flush
 750                          PerlIO_get_base
 751                          PerlIO_get_bufsiz
 752                          PerlIO_get_cnt
 753                          PerlIO_get_ptr
 754                          PerlIO_getc
 755                          PerlIO_getname
 756                          PerlIO_has_base
 757                          PerlIO_has_cntptr
 758                          PerlIO_importFILE
 759                          PerlIO_open
 760                          PerlIO_printf
 761                          PerlIO_putc
 762                          PerlIO_puts
 763                          PerlIO_read
 764                          PerlIO_releaseFILE
 765                          PerlIO_reopen
 766                          PerlIO_rewind
 767                          PerlIO_seek
 768                          PerlIO_set_cnt
 769                          PerlIO_set_ptrcnt
 770                          PerlIO_setlinebuf
 771                          PerlIO_sprintf
 772                          PerlIO_stderr
 773                          PerlIO_stdin
 774                          PerlIO_stdout
 775                          PerlIO_stdoutf
 776                          PerlIO_tell
 777                          PerlIO_ungetc
 778                          PerlIO_vprintf
 779                          PerlIO_write
 780                          PerlIO_perlio
 781                          Perl_PerlIO_clearerr
 782                          Perl_PerlIO_close
 783                          Perl_PerlIO_eof
 784                          Perl_PerlIO_error
 785                          Perl_PerlIO_fileno
 786                          Perl_PerlIO_fill
 787                          Perl_PerlIO_flush
 788                          Perl_PerlIO_get_base
 789                          Perl_PerlIO_get_bufsiz
 790                          Perl_PerlIO_get_cnt
 791                          Perl_PerlIO_get_ptr
 792                          Perl_PerlIO_read
 793                          Perl_PerlIO_seek
 794                          Perl_PerlIO_set_cnt
 795                          Perl_PerlIO_set_ptrcnt
 796                          Perl_PerlIO_setlinebuf
 797                          Perl_PerlIO_stderr
 798                          Perl_PerlIO_stdin
 799                          Perl_PerlIO_stdout
 800                          Perl_PerlIO_tell
 801                          Perl_PerlIO_unread
 802                          Perl_PerlIO_write
 803                          )];
 804     }
 805     else {
 806         # PerlIO with layers - export implementation
 807         emit_symbols \@layer_syms;
 808     }
 809 } else {
 810         # -Uuseperlio
 811         # Skip the PerlIO layer symbols - although
 812         # nothing should have exported them any way
 813         skip_symbols \@layer_syms;
 814         skip_symbols [qw(PL_def_layerlist PL_known_layers PL_perlio)];
 815
 816         # Also do NOT add abstraction symbols from $perlio_sym
 817         # abstraction is done as #define to stdio
 818         # Remaining remnants that _may_ be functions
 819         # are handled in <DATA>
 820 }
 821
 822 for my $syms (@syms) {
 823     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
 824     while (<GLOBAL>) {
 825         next if (!/^[A-Za-z]/);
 826         # Functions have a Perl_ prefix
 827         # Variables have a PL_ prefix
 828         chomp($_);
 829         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
 830         $symbol .= $_;
 831         emit_symbol($symbol) unless exists $skip{$symbol};
 832     }
 833     close(GLOBAL);
 834 }
 835
 836 # variables
 837
 838 if ($define{'MULTIPLICITY'}) {
 839     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
 840         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
 841         emit_symbols $glob;
 842     }
 843     # XXX AIX seems to want the perlvars.h symbols, for some reason
 844     if ($PLATFORM eq 'aix') {
 845         my $glob = readvar($perlvars_h);
 846         emit_symbols $glob;
 847     }
 848 }
 849 else {
 850     unless ($define{'PERL_GLOBAL_STRUCT'}) {
 851         my $glob = readvar($perlvars_h);
 852         emit_symbols $glob;
 853     }
 854     unless ($define{'MULTIPLICITY'}) {
 855         my $glob = readvar($intrpvar_h);
 856         emit_symbols $glob;
 857     }
 858     unless ($define{'MULTIPLICITY'} || $define{'USE_5005THREADS'}) {
 859         my $glob = readvar($thrdvar_h);
 860         emit_symbols $glob;
 861     }
 862 }
 863
 864 sub try_symbol {
 865     my $symbol = shift;
 866
 867     return if $symbol !~ /^[A-Za-z_]/;
 868     return if $symbol =~ /^\#/;
 869     $symbol =~s/\r//g;
 870     chomp($symbol);
 871     return if exists $skip{$symbol};
 872     emit_symbol($symbol);
 873 }
 874
 875 while (<DATA>) {
 876     try_symbol($_);
 877 }
 878
 879 if ($PLATFORM eq 'win32') {
 880     foreach my $symbol (qw(
 881                             setuid
 882                             setgid
 883                             boot_DynaLoader
 884                             Perl_init_os_extras
 885                             Perl_thread_create
 886                             Perl_win32_init
 887                             RunPerl
 888                             win32_async_check
 889                             win32_errno
 890                             win32_environ
 891                             win32_abort
 892                             win32_fstat
 893                             win32_stat
 894                             win32_pipe
 895                             win32_popen
 896                             win32_pclose
 897                             win32_rename
 898                             win32_setmode
 899                             win32_lseek
 900                             win32_tell
 901                             win32_dup
 902                             win32_dup2
 903                             win32_open
 904                             win32_close
 905                             win32_eof
 906                             win32_read
 907                             win32_write
 908                             win32_spawnvp
 909                             win32_mkdir
 910                             win32_rmdir
 911                             win32_chdir
 912                             win32_flock
 913                             win32_execv
 914                             win32_execvp
 915                             win32_htons
 916                             win32_ntohs
 917                             win32_htonl
 918                             win32_ntohl
 919                             win32_inet_addr
 920                             win32_inet_ntoa
 921                             win32_socket
 922                             win32_bind
 923                             win32_listen
 924                             win32_accept
 925                             win32_connect
 926                             win32_send
 927                             win32_sendto
 928                             win32_recv
 929                             win32_recvfrom
 930                             win32_shutdown
 931                             win32_closesocket
 932                             win32_ioctlsocket
 933                             win32_setsockopt
 934                             win32_getsockopt
 935                             win32_getpeername
 936                             win32_getsockname
 937                             win32_gethostname
 938                             win32_gethostbyname
 939                             win32_gethostbyaddr
 940                             win32_getprotobyname
 941                             win32_getprotobynumber
 942                             win32_getservbyname
 943                             win32_getservbyport
 944                             win32_select
 945                             win32_endhostent
 946                             win32_endnetent
 947                             win32_endprotoent
 948                             win32_endservent
 949                             win32_getnetent
 950                             win32_getnetbyname
 951                             win32_getnetbyaddr
 952                             win32_getprotoent
 953                             win32_getservent
 954                             win32_sethostent
 955                             win32_setnetent
 956                             win32_setprotoent
 957                             win32_setservent
 958                             win32_getenv
 959                             win32_putenv
 960                             win32_perror
 961                             win32_malloc
 962                             win32_calloc
 963                             win32_realloc
 964                             win32_free
 965                             win32_sleep
 966                             win32_times
 967                             win32_access
 968                             win32_alarm
 969                             win32_chmod
 970                             win32_open_osfhandle
 971                             win32_get_osfhandle
 972                             win32_ioctl
 973                             win32_link
 974                             win32_unlink
 975                             win32_utime
 976                             win32_uname
 977                             win32_wait
 978                             win32_waitpid
 979                             win32_kill
 980                             win32_str_os_error
 981                             win32_opendir
 982                             win32_readdir
 983                             win32_telldir
 984                             win32_seekdir
 985                             win32_rewinddir
 986                             win32_closedir
 987                             win32_longpath
 988                             win32_os_id
 989                             win32_getpid
 990                             win32_crypt
 991                             win32_dynaload
 992                             win32_get_childenv
 993                             win32_free_childenv
 994                             win32_clearenv
 995                             win32_get_childdir
 996                             win32_free_childdir
 997                             win32_stdin
 998                             win32_stdout
 999                             win32_stderr
1000                             win32_ferror
1001                             win32_feof
1002                             win32_strerror
1003                             win32_fprintf
1004                             win32_printf
1005                             win32_vfprintf
1006                             win32_vprintf
1007                             win32_fread
1008                             win32_fwrite
1009                             win32_fopen
1010                             win32_fdopen
1011                             win32_freopen
1012                             win32_fclose
1013                             win32_fputs
1014                             win32_fputc
1015                             win32_ungetc
1016                             win32_getc
1017                             win32_fileno
1018                             win32_clearerr
1019                             win32_fflush
1020                             win32_ftell
1021                             win32_fseek
1022                             win32_fgetpos
1023                             win32_fsetpos
1024                             win32_rewind
1025                             win32_tmpfile
1026                             win32_setbuf
1027                             win32_setvbuf
1028                             win32_flushall
1029                             win32_fcloseall
1030                             win32_fgets
1031                             win32_gets
1032                             win32_fgetc
1033                             win32_putc
1034                             win32_puts
1035                             win32_getchar
1036                             win32_putchar
1037                            ))
1038     {
1039         try_symbol($symbol);
1040     }
1041 }
1042 elsif ($PLATFORM eq 'os2') {
1043     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
1044     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
1045     close MAP or die 'Cannot close miniperl.map';
1046
1047     @missing = grep { !exists $mapped{$_} }
1048                     keys %export;
1049     delete $export{$_} foreach @missing;
1050 }
1051 elsif ($PLATFORM eq 'MacOS') {
1052     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
1053
1054     while (<MACSYMS>) {
1055         try_symbol($_);
1056     }
1057
1058     close MACSYMS;
1059 }
1060 elsif ($PLATFORM eq 'netware') {
1061 foreach my $symbol (qw(
1062                         boot_DynaLoader
1063                         Perl_init_os_extras
1064                         Perl_thread_create
1065                         Perl_nw5_init
1066                         RunPerl
1067                         AllocStdPerl
1068                         FreeStdPerl
1069                         do_spawn2
1070                         do_aspawn
1071                         nw_uname
1072                         nw_stdin
1073                         nw_stdout
1074                         nw_stderr
1075                         nw_feof
1076                         nw_ferror
1077                         nw_fopen
1078                         nw_fclose
1079                         nw_clearerr
1080                         nw_getc
1081                         nw_fgets
1082                         nw_fputc
1083                         nw_fputs
1084                         nw_fflush
1085                         nw_ungetc
1086                         nw_fileno
1087                         nw_fdopen
1088                         nw_freopen
1089                         nw_fread
1090                         nw_fwrite
1091                         nw_setbuf
1092                         nw_setvbuf
1093                         nw_vfprintf
1094                         nw_ftell
1095                         nw_fseek
1096                         nw_rewind
1097                         nw_tmpfile
1098                         nw_fgetpos
1099                         nw_fsetpos
1100                         nw_dup
1101                         nw_access
1102                         nw_chmod
1103                         nw_chsize
1104                         nw_close
1105                         nw_dup2
1106                         nw_flock
1107                         nw_isatty
1108                         nw_link
1109                         nw_lseek
1110                         nw_stat
1111                         nw_mktemp
1112                         nw_open
1113                         nw_read
1114                         nw_rename
1115                         nw_setmode
1116                         nw_unlink
1117                         nw_utime
1118                         nw_write
1119                         nw_chdir
1120                         nw_rmdir
1121                         nw_closedir
1122                         nw_opendir
1123                         nw_readdir
1124                         nw_rewinddir
1125                         nw_seekdir
1126                         nw_telldir
1127                         nw_htonl
1128                         nw_htons
1129                         nw_ntohl
1130                         nw_ntohs
1131                         nw_accept
1132                         nw_bind
1133                         nw_connect
1134                         nw_endhostent
1135                         nw_endnetent
1136                         nw_endprotoent
1137                         nw_endservent
1138                         nw_gethostbyaddr
1139                         nw_gethostbyname
1140                         nw_gethostent
1141                         nw_gethostname
1142                         nw_getnetbyaddr
1143                         nw_getnetbyname
1144                         nw_getnetent
1145                         nw_getpeername
1146                         nw_getprotobyname
1147                         nw_getprotobynumber
1148                         nw_getprotoent
1149                         nw_getservbyname
1150                         nw_getservbyport
1151                         nw_getservent
1152                         nw_getsockname
1153                         nw_getsockopt
1154                         nw_inet_addr
1155                         nw_listen
1156                         nw_socket
1157                         nw_recv
1158                         nw_recvfrom
1159                         nw_select
1160                         nw_send
1161                         nw_sendto
1162                         nw_sethostent
1163                         nw_setnetent
1164                         nw_setprotoent
1165                         nw_setservent
1166                         nw_setsockopt
1167                         nw_inet_ntoa
1168                         nw_shutdown
1169                         nw_crypt
1170                         nw_execvp
1171                         nw_kill
1172                         nw_Popen
1173                         nw_Pclose
1174                         nw_Pipe
1175                         nw_times
1176                         nw_waitpid
1177                         nw_getpid
1178                         nw_spawnvp
1179                         nw_os_id
1180                         nw_open_osfhandle
1181                         nw_get_osfhandle
1182                         nw_abort
1183                         nw_sleep
1184                         nw_wait
1185                         nw_dynaload
1186                         nw_strerror
1187                         fnFpSetMode
1188                         fnInsertHashListAddrs
1189                         fnGetHashListAddrs
1190                         Perl_deb
1191                         Perl_sv_setsv
1192                         Perl_sv_catsv
1193                         Perl_sv_catpvn
1194                         Perl_sv_2pv
1195                            ))
1196     {
1197         try_symbol($symbol);
1198     }
1199 }
1200
1201 # Now all symbols should be defined because
1202 # next we are going to output them.
1203
1204 foreach my $symbol (sort keys %export) {
1205     output_symbol($symbol);
1206 }
1207
1208 if ($PLATFORM eq 'os2') {
1209         print "; LAST_ORDINAL=$sym_ord\n";
1210 }
1211
1212 sub emit_symbol {
1213     my $symbol = shift;
1214     chomp($symbol);
1215     $export{$symbol} = 1;
1216 }
1217
1218 sub output_symbol {
1219     my $symbol = shift;
1220     if ($PLATFORM eq 'win32') {
1221         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1222         print "\t$symbol\n";
1223 # XXX: binary compatibility between compilers is an exercise
1224 # in frustration :-(
1225 #        if ($CCTYPE eq "BORLAND") {
1226 #           # workaround Borland quirk by exporting both the straight
1227 #           # name and a name with leading underscore.  Note the
1228 #           # alias *must* come after the symbol itself, if both
1229 #           # are to be exported. (Linker bug?)
1230 #           print "\t_$symbol\n";
1231 #           print "\t$symbol = _$symbol\n";
1232 #       }
1233 #       elsif ($CCTYPE eq 'GCC') {
1234 #           # Symbols have leading _ whole process is $%@"% slow
1235 #           # so skip aliases for now
1236 #           nprint "\t$symbol\n";
1237 #       }
1238 #       else {
1239 #           # for binary coexistence, export both the symbol and
1240 #           # alias with leading underscore
1241 #           print "\t$symbol\n";
1242 #           print "\t_$symbol = $symbol\n";
1243 #       }
1244     }
1245     elsif ($PLATFORM eq 'os2') {
1246         printf qq(    %-31s \@%s\n),
1247           qq("$symbol"), $ordinal{$symbol} || ++$sym_ord;
1248     }
1249     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1250         print "$symbol\n";
1251     }
1252         elsif ($PLATFORM eq 'netware') {
1253         print "\t$symbol,\n";
1254         }
1255 }
1256
1257 1;
1258 __DATA__
1259 # extra globals not included above.
1260 Perl_cxinc
1261 perl_alloc
1262 perl_alloc_using
1263 perl_clone
1264 perl_clone_using
1265 perl_construct
1266 perl_destruct
1267 perl_free
1268 perl_parse
1269 perl_run
1270 # Oddities from PerlIO
1271 PerlIO_binmode
1272 PerlIO_getpos
1273 PerlIO_init
1274 PerlIO_setpos
1275 PerlIO_sprintf
1276 PerlIO_sv_dup
1277 PerlIO_tmpfile
1278 PerlIO_vsprintf
1279 perlsio_binmode