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 if ($PLATFORM eq 'win32') {
 204     skip_symbols [qw(
 205                      PL_statusvalue_vms
 206                      PL_archpat_auto
 207                      PL_cryptseen
 208                      PL_DBcv
 209                      PL_generation
 210                      PL_lastgotoprobe
 211                      PL_linestart
 212                      PL_modcount
 213                      PL_pending_ident
 214                      PL_sortcxix
 215                      PL_sublex_info
 216                      PL_timesbuf
 217                      main
 218                      Perl_ErrorNo
 219                      Perl_GetVars
 220                      Perl_do_exec3
 221                      Perl_do_ipcctl
 222                      Perl_do_ipcget
 223                      Perl_do_msgrcv
 224                      Perl_do_msgsnd
 225                      Perl_do_semop
 226                      Perl_do_shmio
 227                      Perl_dump_fds
 228                      Perl_init_thread_intern
 229                      Perl_my_bzero
 230                      Perl_my_bcopy
 231                      Perl_my_htonl
 232                      Perl_my_ntohl
 233                      Perl_my_swap
 234                      Perl_my_chsize
 235                      Perl_same_dirent
 236                      Perl_setenv_getix
 237                      Perl_unlnk
 238                      Perl_watch
 239                      Perl_safexcalloc
 240                      Perl_safexmalloc
 241                      Perl_safexfree
 242                      Perl_safexrealloc
 243                      Perl_my_memcmp
 244                      Perl_my_memset
 245                      PL_cshlen
 246                      PL_cshname
 247                      PL_opsave
 248                      Perl_do_exec
 249                      Perl_getenv_len
 250                      Perl_my_pclose
 251                      Perl_my_popen
 252                      )];
 253 }
 254 elsif ($PLATFORM eq 'aix') {
 255     skip_symbols([qw(
 256                      Perl_dump_fds
 257                      Perl_ErrorNo
 258                      Perl_GetVars
 259                      Perl_my_bcopy
 260                      Perl_my_bzero
 261                      Perl_my_chsize
 262                      Perl_my_htonl
 263                      Perl_my_memcmp
 264                      Perl_my_memset
 265                      Perl_my_ntohl
 266                      Perl_my_swap
 267                      Perl_safexcalloc
 268                      Perl_safexfree
 269                      Perl_safexmalloc
 270                      Perl_safexrealloc
 271                      Perl_same_dirent
 272                      Perl_unlnk
 273                      Perl_sys_intern_clear
 274                      Perl_sys_intern_dup
 275                      Perl_sys_intern_init
 276                      PL_cryptseen
 277                      PL_opsave
 278                      PL_statusvalue_vms
 279                      PL_sys_intern
 280                      )]);
 281 }
 282 elsif ($PLATFORM eq 'os2') {
 283     emit_symbols([qw(
 284                     ctermid
 285                     get_sysinfo
 286                     Perl_OS2_init
 287                     Perl_OS2_init3
 288                     Perl_OS2_term
 289                     OS2_Perl_data
 290                     dlopen
 291                     dlsym
 292                     dlerror
 293                     dlclose
 294                     my_tmpfile
 295                     my_tmpnam
 296                     my_flock
 297                     my_rmdir
 298                     my_mkdir
 299                     my_getpwuid
 300                     my_getpwnam
 301                     my_getpwent
 302                     my_setpwent
 303                     my_endpwent
 304                     setgrent
 305                     endgrent
 306                     getgrent
 307                     malloc_mutex
 308                     threads_mutex
 309                     nthreads
 310                     nthreads_cond
 311                     os2_cond_wait
 312                     os2_stat
 313                     pthread_join
 314                     pthread_create
 315                     pthread_detach
 316                     XS_Cwd_change_drive
 317                     XS_Cwd_current_drive
 318                     XS_Cwd_extLibpath
 319                     XS_Cwd_extLibpath_set
 320                     XS_Cwd_sys_abspath
 321                     XS_Cwd_sys_chdir
 322                     XS_Cwd_sys_cwd
 323                     XS_Cwd_sys_is_absolute
 324                     XS_Cwd_sys_is_relative
 325                     XS_Cwd_sys_is_rooted
 326                     XS_DynaLoader_mod2fname
 327                     XS_File__Copy_syscopy
 328                     Perl_Register_MQ
 329                     Perl_Deregister_MQ
 330                     Perl_Serve_Messages
 331                     Perl_Process_Messages
 332                     init_PMWIN_entries
 333                     PMWIN_entries
 334                     Perl_hab_GET
 335                     loadByOrdinal
 336                     pExtFCN
 337                     )]);
 338 }
 339 elsif ($PLATFORM eq 'MacOS') {
 340     skip_symbols [qw(
 341                     Perl_GetVars
 342                     PL_cryptseen
 343                     PL_cshlen
 344                     PL_cshname
 345                     PL_statusvalue_vms
 346                     PL_sys_intern
 347                     PL_opsave
 348                     PL_timesbuf
 349                     Perl_dump_fds
 350                     Perl_my_bcopy
 351                     Perl_my_bzero
 352                     Perl_my_chsize
 353                     Perl_my_htonl
 354                     Perl_my_memcmp
 355                     Perl_my_memset
 356                     Perl_my_ntohl
 357                     Perl_my_swap
 358                     Perl_safexcalloc
 359                     Perl_safexfree
 360                     Perl_safexmalloc
 361                     Perl_safexrealloc
 362                     Perl_unlnk
 363                     Perl_sys_intern_clear
 364                     Perl_sys_intern_init
 365                     )];
 366 }
 367 elsif ($PLATFORM eq 'netware') {
 368         skip_symbols [qw(
 369                         PL_statusvalue_vms
 370                         PL_archpat_auto
 371                         PL_cryptseen
 372                         PL_DBcv
 373                         PL_generation
 374                         PL_lastgotoprobe
 375                         PL_linestart
 376                         PL_modcount
 377                         PL_pending_ident
 378                         PL_sortcxix
 379                         PL_sublex_info
 380                         PL_timesbuf
 381                         main
 382                         Perl_ErrorNo
 383                         Perl_GetVars
 384                         Perl_do_exec3
 385                         Perl_do_ipcctl
 386                         Perl_do_ipcget
 387                         Perl_do_msgrcv
 388                         Perl_do_msgsnd
 389                         Perl_do_semop
 390                         Perl_do_shmio
 391                         Perl_dump_fds
 392                         Perl_init_thread_intern
 393                         Perl_my_bzero
 394                         Perl_my_htonl
 395                         Perl_my_ntohl
 396                         Perl_my_swap
 397                         Perl_my_chsize
 398                         Perl_same_dirent
 399                         Perl_setenv_getix
 400                         Perl_unlnk
 401                         Perl_watch
 402                         Perl_safexcalloc
 403                         Perl_safexmalloc
 404                         Perl_safexfree
 405                         Perl_safexrealloc
 406                         Perl_my_memcmp
 407                         Perl_my_memset
 408                         PL_cshlen
 409                         PL_cshname
 410                         PL_opsave
 411                         Perl_do_exec
 412                         Perl_getenv_len
 413                         Perl_my_pclose
 414                         Perl_my_popen
 415                         )];
 416 }
 417
 418 unless ($define{'DEBUGGING'}) {
 419     skip_symbols [qw(
 420                     Perl_deb_growlevel
 421                     Perl_debop
 422                     Perl_debprofdump
 423                     Perl_debstack
 424                     Perl_debstackptrs
 425                     Perl_runops_debug
 426                     Perl_sv_peek
 427                     PL_block_type
 428                     PL_watchaddr
 429                     PL_watchok
 430                     )];
 431 }
 432
 433 if ($define{'PERL_IMPLICIT_SYS'}) {
 434     skip_symbols [qw(
 435                     Perl_getenv_len
 436                     Perl_my_popen
 437                     Perl_my_pclose
 438                     )];
 439 }
 440 else {
 441     skip_symbols [qw(
 442                     PL_Mem
 443                     PL_MemShared
 444                     PL_MemParse
 445                     PL_Env
 446                     PL_StdIO
 447                     PL_LIO
 448                     PL_Dir
 449                     PL_Sock
 450                     PL_Proc
 451                     )];
 452 }
 453
 454 unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
 455     skip_symbols [qw(
 456                     PL_protect
 457                     Perl_default_protect
 458                     Perl_vdefault_protect
 459                     )];
 460 }
 461
 462 unless ($define{'USE_REENTRANT_API'}) {
 463     skip_symbols [qw(
 464                     PL_reentrant_buffer
 465                     )];
 466 }
 467
 468 if ($define{'MYMALLOC'}) {
 469     emit_symbols [qw(
 470                     Perl_dump_mstats
 471                     Perl_get_mstats
 472                     Perl_strdup
 473                     Perl_putenv
 474                     )];
 475     if ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 476         emit_symbols [qw(
 477                         PL_malloc_mutex
 478                         )];
 479     }
 480     else {
 481         skip_symbols [qw(
 482                         PL_malloc_mutex
 483                         )];
 484     }
 485 }
 486 else {
 487     skip_symbols [qw(
 488                     PL_malloc_mutex
 489                     Perl_dump_mstats
 490                     Perl_get_mstats
 491                     Perl_malloced_size
 492                     )];
 493 }
 494
 495 unless ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
 496     skip_symbols [qw(
 497                     PL_thr_key
 498                     )];
 499 }
 500
 501 unless ($define{'USE_5005THREADS'}) {
 502     skip_symbols [qw(
 503                     PL_sv_mutex
 504                     PL_strtab_mutex
 505                     PL_svref_mutex
 506                     PL_cred_mutex
 507                     PL_eval_mutex
 508                     PL_fdpid_mutex
 509                     PL_sv_lock_mutex
 510                     PL_eval_cond
 511                     PL_eval_owner
 512                     PL_threads_mutex
 513                     PL_nthreads
 514                     PL_nthreads_cond
 515                     PL_threadnum
 516                     PL_threadsv_names
 517                     PL_thrsv
 518                     PL_vtbl_mutex
 519                     Perl_condpair_magic
 520                     Perl_new_struct_thread
 521                     Perl_per_thread_magicals
 522                     Perl_thread_create
 523                     Perl_find_threadsv
 524                     Perl_unlock_condpair
 525                     Perl_magic_mutexfree
 526                     Perl_sv_lock
 527                     )];
 528 }
 529
 530 unless ($define{'USE_ITHREADS'}) {
 531     skip_symbols [qw(
 532                     PL_ptr_table
 533                     PL_op_mutex
 534                     PL_regex_pad
 535                     PL_regex_padav
 536                     PL_sharedsv_space
 537                     PL_sharedsv_space_mutex
 538                     Perl_dirp_dup
 539                     Perl_cx_dup
 540                     Perl_si_dup
 541                     Perl_any_dup
 542                     Perl_ss_dup
 543                     Perl_fp_dup
 544                     Perl_gp_dup
 545                     Perl_he_dup
 546                     Perl_mg_dup
 547                     Perl_re_dup
 548                     Perl_sv_dup
 549                     Perl_sys_intern_dup
 550                     Perl_ptr_table_clear
 551                     Perl_ptr_table_fetch
 552                     Perl_ptr_table_free
 553                     Perl_ptr_table_new
 554                     Perl_ptr_table_clear
 555                     Perl_ptr_table_free
 556                     Perl_ptr_table_split
 557                     Perl_ptr_table_store
 558                     perl_clone
 559                     perl_clone_using
 560                     Perl_sharedsv_find
 561                     Perl_sharedsv_init
 562                     Perl_sharedsv_lock
 563                     Perl_sharedsv_new
 564                     Perl_sharedsv_thrcnt_dec
 565                     Perl_sharedsv_thrcnt_inc
 566                     Perl_sharedsv_unlock
 567                     )];
 568 }
 569
 570 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
 571     skip_symbols [qw(
 572                     Perl_croak_nocontext
 573                     Perl_die_nocontext
 574                     Perl_deb_nocontext
 575                     Perl_form_nocontext
 576                     Perl_load_module_nocontext
 577                     Perl_mess_nocontext
 578                     Perl_warn_nocontext
 579                     Perl_warner_nocontext
 580                     Perl_newSVpvf_nocontext
 581                     Perl_sv_catpvf_nocontext
 582                     Perl_sv_setpvf_nocontext
 583                     Perl_sv_catpvf_mg_nocontext
 584                     Perl_sv_setpvf_mg_nocontext
 585                     )];
 586 }
 587
 588 unless ($define{'PERL_IMPLICIT_SYS'}) {
 589     skip_symbols [qw(
 590                     perl_alloc_using
 591                     perl_clone_using
 592                     )];
 593 }
 594
 595 unless ($define{'FAKE_THREADS'}) {
 596     skip_symbols [qw(PL_curthr)];
 597 }
 598
 599 sub readvar {
 600     my $file = shift;
 601     my $proc = shift || sub { "PL_$_[2]" };
 602     open(VARS,$file) || die "Cannot open $file: $!\n";
 603     my @syms;
 604     while (<VARS>) {
 605         # All symbols have a Perl_ prefix because that's what embed.h
 606         # sticks in front of them.
 607         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
 608     }
 609     close(VARS);
 610     return \@syms;
 611 }
 612
 613 if ($define{'USE_5005THREADS'}) {
 614     my $thrd = readvar($thrdvar_h);
 615     skip_symbols $thrd;
 616 }
 617
 618 if ($define{'PERL_GLOBAL_STRUCT'}) {
 619     my $global = readvar($perlvars_h);
 620     skip_symbols $global;
 621     emit_symbol('Perl_GetVars');
 622     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 623 }
 624
 625 # functions from *.sym files
 626
 627 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
 628
 629 my @layer_syms = qw(
 630                          PerlIOBase_clearerr
 631                          PerlIOBase_close
 632                          PerlIOBase_dup
 633                          PerlIOBase_eof
 634                          PerlIOBase_error
 635                          PerlIOBase_fileno
 636                          PerlIOBase_pushed
 637                          PerlIOBase_read
 638                          PerlIOBase_setlinebuf
 639                          PerlIOBase_unread
 640                          PerlIOBuf_bufsiz
 641                          PerlIOBuf_fill
 642                          PerlIOBuf_flush
 643                          PerlIOBuf_get_cnt
 644                          PerlIOBuf_get_ptr
 645                          PerlIOBuf_open
 646                          PerlIOBuf_pushed
 647                          PerlIOBuf_read
 648                          PerlIOBuf_seek
 649                          PerlIOBuf_set_ptrcnt
 650                          PerlIOBuf_tell
 651                          PerlIOBuf_unread
 652                          PerlIOBuf_write
 653                          PerlIO_allocate
 654                          PerlIO_arg_fetch
 655                          PerlIO_define_layer
 656                          PerlIO_pending
 657                          PerlIO_push
 658                          PerlIO_sv_dup
 659                          PerlIO_unread
 660                          PL_def_layerlist
 661                          PL_known_layers
 662                          PL_perlio
 663 );
 664
 665 if ($define{'USE_PERLIO'}) {
 666     push @syms, $perlio_sym;
 667     if ($define{'USE_SFIO'}) {
 668         skip_symbols \@layer_syms;
 669         # SFIO defines most of the PerlIO routines as macros
 670         skip_symbols [qw(
 671                          PerlIO_canset_cnt
 672                          PerlIO_clearerr
 673                          PerlIO_close
 674                          PerlIO_eof
 675                          PerlIO_error
 676                          PerlIO_exportFILE
 677                          PerlIO_fast_gets
 678                          PerlIO_fdopen
 679                          PerlIO_fileno
 680                          PerlIO_findFILE
 681                          PerlIO_flush
 682                          PerlIO_get_base
 683                          PerlIO_get_bufsiz
 684                          PerlIO_get_cnt
 685                          PerlIO_get_ptr
 686                          PerlIO_getc
 687                          PerlIO_getname
 688                          PerlIO_has_base
 689                          PerlIO_has_cntptr
 690                          PerlIO_importFILE
 691                          PerlIO_open
 692                          PerlIO_printf
 693                          PerlIO_putc
 694                          PerlIO_puts
 695                          PerlIO_read
 696                          PerlIO_releaseFILE
 697                          PerlIO_reopen
 698                          PerlIO_rewind
 699                          PerlIO_seek
 700                          PerlIO_set_cnt
 701                          PerlIO_set_ptrcnt
 702                          PerlIO_setlinebuf
 703                          PerlIO_sprintf
 704                          PerlIO_stderr
 705                          PerlIO_stdin
 706                          PerlIO_stdout
 707                          PerlIO_stdoutf
 708                          PerlIO_tell
 709                          PerlIO_ungetc
 710                          PerlIO_vprintf
 711                          PerlIO_write
 712                          )];
 713     }
 714 } else {
 715         # Skip the PerlIO New Generation symbols.
 716         skip_symbols \@layer_syms;
 717 }
 718
 719 for my $syms (@syms) {
 720     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
 721     while (<GLOBAL>) {
 722         next if (!/^[A-Za-z]/);
 723         # Functions have a Perl_ prefix
 724         # Variables have a PL_ prefix
 725         chomp($_);
 726         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
 727         $symbol .= $_;
 728         emit_symbol($symbol) unless exists $skip{$symbol};
 729     }
 730     close(GLOBAL);
 731 }
 732
 733 # variables
 734
 735 if ($define{'MULTIPLICITY'}) {
 736     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
 737         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
 738         emit_symbols $glob;
 739     }
 740     # XXX AIX seems to want the perlvars.h symbols, for some reason
 741     if ($PLATFORM eq 'aix') {
 742         my $glob = readvar($perlvars_h);
 743         emit_symbols $glob;
 744     }
 745 }
 746 else {
 747     unless ($define{'PERL_GLOBAL_STRUCT'}) {
 748         my $glob = readvar($perlvars_h);
 749         emit_symbols $glob;
 750     }
 751     unless ($define{'MULTIPLICITY'}) {
 752         my $glob = readvar($intrpvar_h);
 753         emit_symbols $glob;
 754     }
 755     unless ($define{'MULTIPLICITY'} || $define{'USE_5005THREADS'}) {
 756         my $glob = readvar($thrdvar_h);
 757         emit_symbols $glob;
 758     }
 759 }
 760
 761 sub try_symbol {
 762     my $symbol = shift;
 763
 764     return if $symbol !~ /^[A-Za-z_]/;
 765     return if $symbol =~ /^\#/;
 766     $symbol =~s/\r//g;
 767     chomp($symbol);
 768     return if exists $skip{$symbol};
 769     emit_symbol($symbol);
 770 }
 771
 772 while (<DATA>) {
 773     try_symbol($_);
 774 }
 775
 776 if ($PLATFORM eq 'win32') {
 777     foreach my $symbol (qw(
 778                             setuid
 779                             setgid
 780                             boot_DynaLoader
 781                             Perl_init_os_extras
 782                             Perl_thread_create
 783                             Perl_win32_init
 784                             RunPerl
 785                             win32_errno
 786                             win32_environ
 787                             win32_abort
 788                             win32_fstat
 789                             win32_stat
 790                             win32_pipe
 791                             win32_popen
 792                             win32_pclose
 793                             win32_rename
 794                             win32_setmode
 795                             win32_lseek
 796                             win32_tell
 797                             win32_dup
 798                             win32_dup2
 799                             win32_open
 800                             win32_close
 801                             win32_eof
 802                             win32_read
 803                             win32_write
 804                             win32_spawnvp
 805                             win32_mkdir
 806                             win32_rmdir
 807                             win32_chdir
 808                             win32_flock
 809                             win32_execv
 810                             win32_execvp
 811                             win32_htons
 812                             win32_ntohs
 813                             win32_htonl
 814                             win32_ntohl
 815                             win32_inet_addr
 816                             win32_inet_ntoa
 817                             win32_socket
 818                             win32_bind
 819                             win32_listen
 820                             win32_accept
 821                             win32_connect
 822                             win32_send
 823                             win32_sendto
 824                             win32_recv
 825                             win32_recvfrom
 826                             win32_shutdown
 827                             win32_closesocket
 828                             win32_ioctlsocket
 829                             win32_setsockopt
 830                             win32_getsockopt
 831                             win32_getpeername
 832                             win32_getsockname
 833                             win32_gethostname
 834                             win32_gethostbyname
 835                             win32_gethostbyaddr
 836                             win32_getprotobyname
 837                             win32_getprotobynumber
 838                             win32_getservbyname
 839                             win32_getservbyport
 840                             win32_select
 841                             win32_endhostent
 842                             win32_endnetent
 843                             win32_endprotoent
 844                             win32_endservent
 845                             win32_getnetent
 846                             win32_getnetbyname
 847                             win32_getnetbyaddr
 848                             win32_getprotoent
 849                             win32_getservent
 850                             win32_sethostent
 851                             win32_setnetent
 852                             win32_setprotoent
 853                             win32_setservent
 854                             win32_getenv
 855                             win32_putenv
 856                             win32_perror
 857                             win32_malloc
 858                             win32_calloc
 859                             win32_realloc
 860                             win32_free
 861                             win32_sleep
 862                             win32_times
 863                             win32_access
 864                             win32_alarm
 865                             win32_chmod
 866                             win32_open_osfhandle
 867                             win32_get_osfhandle
 868                             win32_ioctl
 869                             win32_link
 870                             win32_unlink
 871                             win32_utime
 872                             win32_uname
 873                             win32_wait
 874                             win32_waitpid
 875                             win32_kill
 876                             win32_str_os_error
 877                             win32_opendir
 878                             win32_readdir
 879                             win32_telldir
 880                             win32_seekdir
 881                             win32_rewinddir
 882                             win32_closedir
 883                             win32_longpath
 884                             win32_os_id
 885                             win32_getpid
 886                             win32_crypt
 887                             win32_dynaload
 888                             win32_get_childenv
 889                             win32_free_childenv
 890                             win32_clearenv
 891                             win32_get_childdir
 892                             win32_free_childdir
 893                             win32_stdin
 894                             win32_stdout
 895                             win32_stderr
 896                             win32_ferror
 897                             win32_feof
 898                             win32_strerror
 899                             win32_fprintf
 900                             win32_printf
 901                             win32_vfprintf
 902                             win32_vprintf
 903                             win32_fread
 904                             win32_fwrite
 905                             win32_fopen
 906                             win32_fdopen
 907                             win32_freopen
 908                             win32_fclose
 909                             win32_fputs
 910                             win32_fputc
 911                             win32_ungetc
 912                             win32_getc
 913                             win32_fileno
 914                             win32_clearerr
 915                             win32_fflush
 916                             win32_ftell
 917                             win32_fseek
 918                             win32_fgetpos
 919                             win32_fsetpos
 920                             win32_rewind
 921                             win32_tmpfile
 922                             win32_setbuf
 923                             win32_setvbuf
 924                             win32_flushall
 925                             win32_fcloseall
 926                             win32_fgets
 927                             win32_gets
 928                             win32_fgetc
 929                             win32_putc
 930                             win32_puts
 931                             win32_getchar
 932                             win32_putchar
 933                            ))
 934     {
 935         try_symbol($symbol);
 936     }
 937 }
 938 elsif ($PLATFORM eq 'os2') {
 939     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
 940     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
 941     close MAP or die 'Cannot close miniperl.map';
 942
 943     @missing = grep { !exists $mapped{$_} and !exists $bincompat5005{$_} }
 944                     keys %export;
 945     delete $export{$_} foreach @missing;
 946 }
 947 elsif ($PLATFORM eq 'MacOS') {
 948     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
 949
 950     while (<MACSYMS>) {
 951         try_symbol($_);
 952     }
 953
 954     close MACSYMS;
 955 }
 956 elsif ($PLATFORM eq 'netware') {
 957 foreach my $symbol (qw(
 958                         boot_DynaLoader
 959                         Perl_init_os_extras
 960                         Perl_thread_create
 961                         Perl_nw5_init
 962                         RunPerl
 963                         AllocStdPerl
 964                         FreeStdPerl
 965                         do_spawn2
 966                         do_aspawn
 967                         nw_uname
 968                         nw_stdin
 969                         nw_stdout
 970                         nw_stderr
 971                         nw_feof
 972                         nw_ferror
 973                         nw_fopen
 974                         nw_fclose
 975                         nw_clearerr
 976                         nw_getc
 977                         nw_fgets
 978                         nw_fputc
 979                         nw_fputs
 980                         nw_fflush
 981                         nw_ungetc
 982                         nw_fileno
 983                         nw_fdopen
 984                         nw_freopen
 985                         nw_fread
 986                         nw_fwrite
 987                         nw_setbuf
 988                         nw_setvbuf
 989                         nw_vfprintf
 990                         nw_ftell
 991                         nw_fseek
 992                         nw_rewind
 993                         nw_tmpfile
 994                         nw_fgetpos
 995                         nw_fsetpos
 996                         nw_dup
 997                         nw_access
 998                         nw_chmod
 999                         nw_chsize
1000                         nw_close
1001                         nw_dup2
1002                         nw_flock
1003                         nw_isatty
1004                         nw_link
1005                         nw_lseek
1006                         nw_stat
1007                         nw_mktemp
1008                         nw_open
1009                         nw_read
1010                         nw_rename
1011                         nw_setmode
1012                         nw_unlink
1013                         nw_utime
1014                         nw_write
1015                         nw_chdir
1016                         nw_rmdir
1017                         nw_closedir
1018                         nw_opendir
1019                         nw_readdir
1020                         nw_rewinddir
1021                         nw_seekdir
1022                         nw_telldir
1023                         nw_htonl
1024                         nw_htons
1025                         nw_ntohl
1026                         nw_ntohs
1027                         nw_accept
1028                         nw_bind
1029                         nw_connect
1030                         nw_endhostent
1031                         nw_endnetent
1032                         nw_endprotoent
1033                         nw_endservent
1034                         nw_gethostbyaddr
1035                         nw_gethostbyname
1036                         nw_gethostent
1037                         nw_gethostname
1038                         nw_getnetbyaddr
1039                         nw_getnetbyname
1040                         nw_getnetent
1041                         nw_getpeername
1042                         nw_getprotobyname
1043                         nw_getprotobynumber
1044                         nw_getprotoent
1045                         nw_getservbyname
1046                         nw_getservbyport
1047                         nw_getservent
1048                         nw_getsockname
1049                         nw_getsockopt
1050                         nw_inet_addr
1051                         nw_listen
1052                         nw_socket
1053                         nw_recv
1054                         nw_recvfrom
1055                         nw_select
1056                         nw_send
1057                         nw_sendto
1058                         nw_sethostent
1059                         nw_setnetent
1060                         nw_setprotoent
1061                         nw_setservent
1062                         nw_setsockopt
1063                         nw_shutdown
1064                         nw_crypt
1065                         nw_execvp
1066                         nw_kill
1067                         nw_Popen
1068                         nw_Pclose
1069                         nw_Pipe
1070                         nw_times
1071                         nw_waitpid
1072                         nw_getpid
1073                         nw_spawnvp
1074                         nw_os_id
1075                         nw_open_osfhandle
1076                         nw_get_osfhandle
1077                         nw_abort
1078                         nw_sleep
1079                         nw_wait
1080                         nw_dynaload
1081                         nw_strerror
1082                         fnFpSetMode
1083                         fnInsertHashListAddrs
1084                         fnGetHashListAddrs
1085                         Perl_deb
1086                            ))
1087     {
1088         try_symbol($symbol);
1089     }
1090 }
1091
1092 # Now all symbols should be defined because
1093 # next we are going to output them.
1094
1095 foreach my $symbol (sort keys %export) {
1096     output_symbol($symbol);
1097 }
1098
1099 if ($PLATFORM eq 'netware') {
1100         # This may not be the right way to do.  This is to make sure
1101         # that the last symbol will not contain a comma else
1102         # Watcom linker cribs
1103         print "\tdummy\n";
1104 }
1105
1106 sub emit_symbol {
1107     my $symbol = shift;
1108     chomp($symbol);
1109     $export{$symbol} = 1;
1110 }
1111
1112 my $sym_ord = 0;
1113
1114 sub output_symbol {
1115     my $symbol = shift;
1116     $symbol = $bincompat5005{$symbol}
1117         if $define{PERL_BINCOMPAT_5005} and $symbol =~ /^($bincompat5005)$/;
1118     if ($PLATFORM eq 'win32') {
1119         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1120         print "\t$symbol\n";
1121 # XXX: binary compatibility between compilers is an exercise
1122 # in frustration :-(
1123 #        if ($CCTYPE eq "BORLAND") {
1124 #           # workaround Borland quirk by exporting both the straight
1125 #           # name and a name with leading underscore.  Note the
1126 #           # alias *must* come after the symbol itself, if both
1127 #           # are to be exported. (Linker bug?)
1128 #           print "\t_$symbol\n";
1129 #           print "\t$symbol = _$symbol\n";
1130 #       }
1131 #       elsif ($CCTYPE eq 'GCC') {
1132 #           # Symbols have leading _ whole process is $%@"% slow
1133 #           # so skip aliases for now
1134 #           nprint "\t$symbol\n";
1135 #       }
1136 #       else {
1137 #           # for binary coexistence, export both the symbol and
1138 #           # alias with leading underscore
1139 #           print "\t$symbol\n";
1140 #           print "\t_$symbol = $symbol\n";
1141 #       }
1142     }
1143     elsif ($PLATFORM eq 'os2') {
1144         printf qq(    %-31s \@%s\n), qq("$symbol"), ++$sym_ord;
1145     }
1146     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1147         print "$symbol\n";
1148     }
1149         elsif ($PLATFORM eq 'netware') {
1150         print "\t$symbol,\n";
1151         }
1152 }
1153
1154 1;
1155 __DATA__
1156 # extra globals not included above.
1157 Perl_cxinc
1158 perl_alloc
1159 perl_alloc_using
1160 perl_clone
1161 perl_clone_using
1162 perl_construct
1163 perl_destruct
1164 perl_free
1165 perl_parse
1166 perl_run
1167 PerlIOBase_clearerr
1168 PerlIOBase_close
1169 PerlIOBase_dup
1170 PerlIOBase_eof
1171 PerlIOBase_error
1172 PerlIOBase_fileno
1173 PerlIOBase_pushed
1174 PerlIOBase_read
1175 PerlIOBase_setlinebuf
1176 PerlIOBase_unread
1177 PerlIOBuf_bufsiz
1178 PerlIOBuf_fill
1179 PerlIOBuf_flush
1180 PerlIOBuf_get_cnt
1181 PerlIOBuf_get_ptr
1182 PerlIOBuf_open
1183 PerlIOBuf_pushed
1184 PerlIOBuf_read
1185 PerlIOBuf_seek
1186 PerlIOBuf_set_ptrcnt
1187 PerlIOBuf_tell
1188 PerlIOBuf_unread
1189 PerlIOBuf_write
1190 PerlIO_allocate
1191 PerlIO_apply_layers
1192 PerlIO_arg_fetch
1193 PerlIO_binmode
1194 PerlIO_define_layer
1195 PerlIO_define_layer
1196 PerlIO_getpos
1197 PerlIO_init
1198 PerlIO_pending
1199 PerlIO_push
1200 PerlIO_setpos
1201 PerlIO_sprintf
1202 PerlIO_sv_dup
1203 PerlIO_tmpfile
1204 PerlIO_unread
1205 PerlIO_vsprintf
1206 perlsio_binmode