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combopatch
[perl5.git] / 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 and the previous version of perl5.def as well
10
11 my $PLATFORM;
12 my $CCTYPE;
13
14 while (@ARGV) {
15     my $flag = shift;
16     if ($flag =~ s/^CC_FLAGS=/ /) {
17         for my $fflag ($flag =~ /(?:^|\s)-D(\S+)/g) {
18             $fflag     .= '=1' unless $fflag =~ /^(\w+)=/;
19             $define{$1} = $2   if $fflag =~ /^(\w+)=(.+)$/;
20         }
21         next;
22     }
23     $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
24     $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
25     $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
26     $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
27     if ($PLATFORM eq 'netware') {
28         $FILETYPE = $1 if ($flag =~ /^FILETYPE=(\w+)$/);
29     }
30 }
31
32 my @PLATFORM = qw(aix win32 wince os2 MacOS netware);
33 my %PLATFORM;
34 @PLATFORM{@PLATFORM} = ();
35
36 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
37 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
38
39 my %exportperlmalloc =
40     (
41        Perl_malloc              =>      "malloc",
42        Perl_mfree               =>      "free",
43        Perl_realloc             =>      "realloc",
44        Perl_calloc              =>      "calloc",
45     );
46
47 my $exportperlmalloc = $PLATFORM eq 'os2';
48
49 my $config_sh   = "config.sh";
50 my $config_h    = "config.h";
51 my $thrdvar_h   = "thrdvar.h";
52 my $intrpvar_h  = "intrpvar.h";
53 my $perlvars_h  = "perlvars.h";
54 my $global_sym  = "global.sym";
55 my $pp_sym      = "pp.sym";
56 my $globvar_sym = "globvar.sym";
57 my $perlio_sym  = "perlio.sym";
58 my $static_ext = "";
59
60 if ($PLATFORM eq 'aix') {
61     # Nothing for now.
62 }
63 elsif ($PLATFORM =~ /^win(?:32|ce)$/ || $PLATFORM eq 'netware') {
64     $CCTYPE = "MSVC" unless defined $CCTYPE;
65     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
66              $pp_sym, $globvar_sym, $perlio_sym) {
67         s!^!..\\!;
68     }
69 }
70 elsif ($PLATFORM eq 'MacOS') {
71     foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
72              $pp_sym, $globvar_sym, $perlio_sym) {
73         s!^!::!;
74     }
75 }
76
77 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'wince' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') {
78     open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
79     while (<CFG>) {
80         if (/^(?:ccflags|optimize)='(.+)'$/) {
81             $_ = $1;
82             $define{$1} = 1 while /-D(\w+)/g;
83         }
84         if (/^(d_(?:mmap|sigaction))='(.+)'$/) {
85             $define{$1} = $2;
86         }
87         if ($PLATFORM eq 'os2') {
88             $CONFIG_ARGS = $1 if /^config_args='(.+)'$/;
89             $ARCHNAME =    $1 if /^archname='(.+)'$/;
90             $PATCHLEVEL =  $1 if /^perl_patchlevel='(.+)'$/;
91         }
92     }
93     close(CFG);
94 }
95 if ($PLATFORM eq 'win32' || $PLATFORM eq 'wince') {
96     open(CFG,"<..\\$config_sh") || die "Cannot open ..\\$config_sh: $!\n";
97     if ((join '', <CFG>) =~ /^static_ext='(.*)'$/m) {
98         $static_ext = $1;
99     }
100     close(CFG);
101 }
102
103 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
104 while (<CFG>) {
105     $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
106     $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
107     $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
108     $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
109 }
110 close(CFG);
111
112 # perl.h logic duplication begins
113
114 if ($define{PERL_IMPLICIT_SYS}) {
115     $define{PL_OP_SLAB_ALLOC} = 1;
116 }
117
118 if ($define{USE_ITHREADS}) {
119     if (!$define{MULTIPLICITY}) {
120         $define{MULTIPLICITY} = 1;
121     }
122 }
123
124 $define{PERL_IMPLICIT_CONTEXT} ||=
125     $define{USE_ITHREADS} ||
126     $define{MULTIPLICITY} ;
127
128 if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') {
129     $define{USE_REENTRANT_API} = 1;
130 }
131
132 # perl.h logic duplication ends
133
134 my $sym_ord = 0;
135
136 if ($PLATFORM =~ /^win(?:32|ce)$/) {
137     warn join(' ',keys %define)."\n";
138     ($dll = ($define{PERL_DLL} || "perl59")) =~ s/\.dll$//i;
139     print "LIBRARY $dll\n";
140     print "DESCRIPTION 'Perl interpreter'\n";
141     print "EXPORTS\n";
142     if ($define{PERL_IMPLICIT_SYS}) {
143         output_symbol("perl_get_host_info");
144         output_symbol("perl_alloc_override");
145     }
146     if ($define{USE_ITHREADS} and $define{PERL_IMPLICIT_SYS}) {
147         output_symbol("perl_clone_host");
148     }
149 }
150 elsif ($PLATFORM eq 'os2') {
151     if (open my $fh, '<', 'perl5.def') {
152       while (<$fh>) {
153         last if /^\s*EXPORTS\b/;
154       }
155       while (<$fh>) {
156         $ordinal{$1} = $2 if /^\s*"(\w+)"\s*(?:=\s*"\w+"\s*)?\@(\d+)\s*$/;
157         # This allows skipping ordinals which were used in older versions
158         $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/;
159       }
160       $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max
161     }
162     ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
163     $v .= '-thread' if $ARCHNAME =~ /-thread/;
164     ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
165     $v .= "\@$PATCHLEVEL" if $PATCHLEVEL;
166     $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'";
167     $d = substr($d, 0, 249) . "...'" if length $d > 253;
168     print <<"---EOP---";
169 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
170 $d
171 STACKSIZE 32768
172 CODE LOADONCALL
173 DATA LOADONCALL NONSHARED MULTIPLE
174 EXPORTS
175 ---EOP---
176 }
177 elsif ($PLATFORM eq 'aix') {
178     $OSVER = `uname -v`;
179     chop $OSVER;
180     $OSREL = `uname -r`;
181     chop $OSREL;
182     if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) {
183         print "#! ..\n";
184     } else {
185         print "#!\n";
186     }
187 }
188 elsif ($PLATFORM eq 'netware') {
189         if ($FILETYPE eq 'def') {
190         print "LIBRARY perl59\n";
191         print "DESCRIPTION 'Perl interpreter for NetWare'\n";
192         print "EXPORTS\n";
193         }
194         if ($define{PERL_IMPLICIT_SYS}) {
195             output_symbol("perl_get_host_info");
196             output_symbol("perl_alloc_override");
197             output_symbol("perl_clone_host");
198         }
199 }
200
201 my %skip;
202 my %export;
203
204 sub skip_symbols {
205     my $list = shift;
206     foreach my $symbol (@$list) {
207         $skip{$symbol} = 1;
208     }
209 }
210
211 sub emit_symbols {
212     my $list = shift;
213     foreach my $symbol (@$list) {
214         my $skipsym = $symbol;
215         # XXX hack
216         if ($define{MULTIPLICITY}) {
217             $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
218         }
219         emit_symbol($symbol) unless exists $skip{$skipsym};
220     }
221 }
222
223 if ($PLATFORM eq 'win32') {
224     skip_symbols [qw(
225                      PL_statusvalue_vms
226                      PL_archpat_auto
227                      PL_cryptseen
228                      PL_DBcv
229                      PL_generation
230                      PL_lastgotoprobe
231                      PL_linestart
232                      PL_modcount
233                      PL_pending_ident
234                      PL_sortcxix
235                      PL_sublex_info
236                      PL_timesbuf
237                      main
238                      Perl_ErrorNo
239                      Perl_GetVars
240                      Perl_do_exec3
241                      Perl_do_ipcctl
242                      Perl_do_ipcget
243                      Perl_do_msgrcv
244                      Perl_do_msgsnd
245                      Perl_do_semop
246                      Perl_do_shmio
247                      Perl_dump_fds
248                      Perl_init_thread_intern
249                      Perl_my_bzero
250                      Perl_my_bcopy
251                      Perl_my_htonl
252                      Perl_my_ntohl
253                      Perl_my_swap
254                      Perl_my_chsize
255                      Perl_same_dirent
256                      Perl_setenv_getix
257                      Perl_unlnk
258                      Perl_watch
259                      Perl_safexcalloc
260                      Perl_safexmalloc
261                      Perl_safexfree
262                      Perl_safexrealloc
263                      Perl_my_memcmp
264                      Perl_my_memset
265                      PL_cshlen
266                      PL_cshname
267                      PL_opsave
268                      Perl_do_exec
269                      Perl_getenv_len
270                      Perl_my_pclose
271                      Perl_my_popen
272                      )];
273 }
274 else {
275     skip_symbols [qw(
276                      Perl_do_spawn
277                      Perl_do_spawn_nowait
278                      Perl_do_aspawn
279                      )];
280 }
281 if ($PLATFORM eq 'wince') {
282     skip_symbols [qw(
283                      PL_statusvalue_vms
284                      PL_archpat_auto
285                      PL_cryptseen
286                      PL_DBcv
287                      PL_generation
288                      PL_lastgotoprobe
289                      PL_linestart
290                      PL_modcount
291                      PL_pending_ident
292                      PL_sortcxix
293                      PL_sublex_info
294                      PL_timesbuf
295                      PL_collation_ix
296                      PL_collation_name
297                      PL_collation_standard
298                      PL_collxfrm_base
299                      PL_collxfrm_mult
300                      PL_numeric_compat1
301                      PL_numeric_local
302                      PL_numeric_name
303                      PL_numeric_radix_sv
304                      PL_numeric_standard
305                      PL_vtbl_collxfrm
306                      Perl_sv_collxfrm
307                      setgid
308                      setuid
309                      win32_free_childdir
310                      win32_free_childenv
311                      win32_get_childdir
312                      win32_get_childenv
313                      win32_spawnvp
314                      main
315                      Perl_ErrorNo
316                      Perl_GetVars
317                      Perl_do_exec3
318                      Perl_do_ipcctl
319                      Perl_do_ipcget
320                      Perl_do_msgrcv
321                      Perl_do_msgsnd
322                      Perl_do_semop
323                      Perl_do_shmio
324                      Perl_dump_fds
325                      Perl_init_thread_intern
326                      Perl_my_bzero
327                      Perl_my_bcopy
328                      Perl_my_htonl
329                      Perl_my_ntohl
330                      Perl_my_swap
331                      Perl_my_chsize
332                      Perl_same_dirent
333                      Perl_setenv_getix
334                      Perl_unlnk
335                      Perl_watch
336                      Perl_safexcalloc
337                      Perl_safexmalloc
338                      Perl_safexfree
339                      Perl_safexrealloc
340                      Perl_my_memcmp
341                      Perl_my_memset
342                      PL_cshlen
343                      PL_cshname
344                      PL_opsave
345                      Perl_do_exec
346                      Perl_getenv_len
347                      Perl_my_pclose
348                      Perl_my_popen
349                      )];
350 }
351 elsif ($PLATFORM eq 'aix') {
352     skip_symbols([qw(
353                      Perl_dump_fds
354                      Perl_ErrorNo
355                      Perl_GetVars
356                      Perl_my_bcopy
357                      Perl_my_bzero
358                      Perl_my_chsize
359                      Perl_my_htonl
360                      Perl_my_memcmp
361                      Perl_my_memset
362                      Perl_my_ntohl
363                      Perl_my_swap
364                      Perl_safexcalloc
365                      Perl_safexfree
366                      Perl_safexmalloc
367                      Perl_safexrealloc
368                      Perl_same_dirent
369                      Perl_unlnk
370                      Perl_sys_intern_clear
371                      Perl_sys_intern_dup
372                      Perl_sys_intern_init
373                      PL_cryptseen
374                      PL_opsave
375                      PL_statusvalue_vms
376                      PL_sys_intern
377                      )]);
378 }
379 elsif ($PLATFORM eq 'os2') {
380     emit_symbols([qw(
381                     ctermid
382                     get_sysinfo
383                     Perl_OS2_init
384                     Perl_OS2_init3
385                     Perl_OS2_term
386                     OS2_Perl_data
387                     dlopen
388                     dlsym
389                     dlerror
390                     dlclose
391                     dup2
392                     dup
393                     my_tmpfile
394                     my_tmpnam
395                     my_flock
396                     my_rmdir
397                     my_mkdir
398                     my_getpwuid
399                     my_getpwnam
400                     my_getpwent
401                     my_setpwent
402                     my_endpwent
403                     fork_with_resources
404                     croak_with_os2error
405                     setgrent
406                     endgrent
407                     getgrent
408                     malloc_mutex
409                     threads_mutex
410                     nthreads
411                     nthreads_cond
412                     os2_cond_wait
413                     os2_stat
414                     os2_execname
415                     async_mssleep
416                     msCounter
417                     InfoTable
418                     pthread_join
419                     pthread_create
420                     pthread_detach
421                     XS_Cwd_change_drive
422                     XS_Cwd_current_drive
423                     XS_Cwd_extLibpath
424                     XS_Cwd_extLibpath_set
425                     XS_Cwd_sys_abspath
426                     XS_Cwd_sys_chdir
427                     XS_Cwd_sys_cwd
428                     XS_Cwd_sys_is_absolute
429                     XS_Cwd_sys_is_relative
430                     XS_Cwd_sys_is_rooted
431                     XS_DynaLoader_mod2fname
432                     XS_File__Copy_syscopy
433                     Perl_Register_MQ
434                     Perl_Deregister_MQ
435                     Perl_Serve_Messages
436                     Perl_Process_Messages
437                     init_PMWIN_entries
438                     PMWIN_entries
439                     Perl_hab_GET
440                     loadByOrdinal
441                     pExtFCN
442                     os2error
443                     ResetWinError
444                     CroakWinError
445                     PL_do_undump
446                     )]);
447     emit_symbols([qw(os2_cond_wait
448                      pthread_join
449                      pthread_create
450                      pthread_detach
451                     )])
452       if $define{'USE_5005THREADS'} or $define{'USE_ITHREADS'};
453 }
454 elsif ($PLATFORM eq 'MacOS') {
455     skip_symbols [qw(
456                     Perl_GetVars
457                     PL_cryptseen
458                     PL_cshlen
459                     PL_cshname
460                     PL_statusvalue_vms
461                     PL_sys_intern
462                     PL_opsave
463                     PL_timesbuf
464                     Perl_dump_fds
465                     Perl_my_bcopy
466                     Perl_my_bzero
467                     Perl_my_chsize
468                     Perl_my_htonl
469                     Perl_my_memcmp
470                     Perl_my_memset
471                     Perl_my_ntohl
472                     Perl_my_swap
473                     Perl_safexcalloc
474                     Perl_safexfree
475                     Perl_safexmalloc
476                     Perl_safexrealloc
477                     Perl_unlnk
478                     Perl_sys_intern_clear
479                     Perl_sys_intern_init
480                     )];
481 }
482 elsif ($PLATFORM eq 'netware') {
483         skip_symbols [qw(
484                         PL_statusvalue_vms
485                         PL_archpat_auto
486                         PL_cryptseen
487                         PL_DBcv
488                         PL_generation
489                         PL_lastgotoprobe
490                         PL_linestart
491                         PL_modcount
492                         PL_pending_ident
493                         PL_sortcxix
494                         PL_sublex_info
495                         PL_timesbuf
496                         main
497                         Perl_ErrorNo
498                         Perl_GetVars
499                         Perl_do_exec3
500                         Perl_do_ipcctl
501                         Perl_do_ipcget
502                         Perl_do_msgrcv
503                         Perl_do_msgsnd
504                         Perl_do_semop
505                         Perl_do_shmio
506                         Perl_dump_fds
507                         Perl_init_thread_intern
508                         Perl_my_bzero
509                         Perl_my_htonl
510                         Perl_my_ntohl
511                         Perl_my_swap
512                         Perl_my_chsize
513                         Perl_same_dirent
514                         Perl_setenv_getix
515                         Perl_unlnk
516                         Perl_watch
517                         Perl_safexcalloc
518                         Perl_safexmalloc
519                         Perl_safexfree
520                         Perl_safexrealloc
521                         Perl_my_memcmp
522                         Perl_my_memset
523                         PL_cshlen
524                         PL_cshname
525                         PL_opsave
526                         Perl_do_exec
527                         Perl_getenv_len
528                         Perl_my_pclose
529                         Perl_my_popen
530                         Perl_sys_intern_init
531                         Perl_sys_intern_dup
532                         Perl_sys_intern_clear
533                         Perl_my_bcopy
534                         Perl_PerlIO_write
535                         Perl_PerlIO_unread
536                         Perl_PerlIO_tell
537                         Perl_PerlIO_stdout
538                         Perl_PerlIO_stdin
539                         Perl_PerlIO_stderr
540                         Perl_PerlIO_setlinebuf
541                         Perl_PerlIO_set_ptrcnt
542                         Perl_PerlIO_set_cnt
543                         Perl_PerlIO_seek
544                         Perl_PerlIO_read
545                         Perl_PerlIO_get_ptr
546                         Perl_PerlIO_get_cnt
547                         Perl_PerlIO_get_bufsiz
548                         Perl_PerlIO_get_base
549                         Perl_PerlIO_flush
550                         Perl_PerlIO_fill
551                         Perl_PerlIO_fileno
552                         Perl_PerlIO_error
553                         Perl_PerlIO_eof
554                         Perl_PerlIO_close
555                         Perl_PerlIO_clearerr
556                         PerlIO_perlio
557                         )];
558 }
559
560 unless ($define{'DEBUGGING'}) {
561     skip_symbols [qw(
562                     Perl_deb_growlevel
563                     Perl_debop
564                     Perl_debprofdump
565                     Perl_debstack
566                     Perl_debstackptrs
567                     Perl_sv_peek
568                     PL_block_type
569                     PL_watchaddr
570                     PL_watchok
571                     PL_watch_pvx
572                     )];
573 }
574
575 if ($define{'PERL_IMPLICIT_SYS'}) {
576     skip_symbols [qw(
577                     Perl_getenv_len
578                     Perl_my_popen
579                     Perl_my_pclose
580                     PL_sig_sv
581                     )];
582 }
583 else {
584     skip_symbols [qw(
585                     PL_Mem
586                     PL_MemShared
587                     PL_MemParse
588                     PL_Env
589                     PL_StdIO
590                     PL_LIO
591                     PL_Dir
592                     PL_Sock
593                     PL_Proc
594                     )];
595 }
596
597 unless ($define{'PERL_COPY_ON_WRITE'}) {
598     skip_symbols [qw(
599                     Perl_sv_setsv_cow
600                     Perl_sv_release_IVX
601                   )];
602 }
603
604 unless ($define{'USE_REENTRANT_API'}) {
605     skip_symbols [qw(
606                     PL_reentrant_buffer
607                     )];
608 }
609
610 if ($define{'MYMALLOC'}) {
611     emit_symbols [qw(
612                     Perl_dump_mstats
613                     Perl_get_mstats
614                     Perl_strdup
615                     Perl_putenv
616                     MallocCfg_ptr
617                     MallocCfgP_ptr
618                     )];
619     if ($define{'USE_ITHREADS'}) {
620         emit_symbols [qw(
621                         PL_malloc_mutex
622                         )];
623     }
624     else {
625         skip_symbols [qw(
626                         PL_malloc_mutex
627                         )];
628     }
629 }
630 else {
631     skip_symbols [qw(
632                     PL_malloc_mutex
633                     Perl_dump_mstats
634                     Perl_get_mstats
635                     Perl_malloced_size
636                     MallocCfg_ptr
637                     MallocCfgP_ptr
638                     )];
639 }
640
641 unless ($define{'PERL_MALLOC_WRAP'}) {
642     skip_symbols [qw(
643                     PL_memory_wrap
644                     )];
645 }
646
647 unless ($define{'USE_ITHREADS'}) {
648     skip_symbols [qw(
649                     PL_thr_key
650                     )];
651 }
652
653 # USE_5005THREADS symbols. Kept as reference for easier removal
654     skip_symbols [qw(
655                     PL_sv_mutex
656                     PL_strtab_mutex
657                     PL_svref_mutex
658                     PL_cred_mutex
659                     PL_eval_mutex
660                     PL_fdpid_mutex
661                     PL_sv_lock_mutex
662                     PL_eval_cond
663                     PL_eval_owner
664                     PL_threads_mutex
665                     PL_nthreads
666                     PL_nthreads_cond
667                     PL_threadnum
668                     PL_threadsv_names
669                     PL_thrsv
670                     PL_vtbl_mutex
671                     Perl_condpair_magic
672                     Perl_new_struct_thread
673                     Perl_per_thread_magicals
674                     Perl_thread_create
675                     Perl_find_threadsv
676                     Perl_unlock_condpair
677                     Perl_magic_mutexfree
678                     Perl_sv_lock
679                     )];
680
681 unless ($define{'USE_ITHREADS'}) {
682     skip_symbols [qw(
683                     PL_ptr_table
684                     PL_op_mutex
685                     PL_regex_pad
686                     PL_regex_padav
687                     PL_sharedsv_space
688                     PL_sharedsv_space_mutex
689                     PL_dollarzero_mutex
690                     Perl_dirp_dup
691                     Perl_cx_dup
692                     Perl_si_dup
693                     Perl_any_dup
694                     Perl_ss_dup
695                     Perl_fp_dup
696                     Perl_gp_dup
697                     Perl_he_dup
698                     Perl_mg_dup
699                     Perl_re_dup
700                     Perl_sv_dup
701                     Perl_rvpv_dup
702                     Perl_sys_intern_dup
703                     Perl_ptr_table_clear
704                     Perl_ptr_table_fetch
705                     Perl_ptr_table_free
706                     Perl_ptr_table_new
707                     Perl_ptr_table_clear
708                     Perl_ptr_table_free
709                     Perl_ptr_table_split
710                     Perl_ptr_table_store
711                     perl_clone
712                     perl_clone_using
713                     Perl_sharedsv_find
714                     Perl_sharedsv_init
715                     Perl_sharedsv_lock
716                     Perl_sharedsv_new
717                     Perl_sharedsv_thrcnt_dec
718                     Perl_sharedsv_thrcnt_inc
719                     Perl_sharedsv_unlock
720                     )];
721 }
722
723 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
724     skip_symbols [qw(
725                     Perl_croak_nocontext
726                     Perl_die_nocontext
727                     Perl_deb_nocontext
728                     Perl_form_nocontext
729                     Perl_load_module_nocontext
730                     Perl_mess_nocontext
731                     Perl_warn_nocontext
732                     Perl_warner_nocontext
733                     Perl_newSVpvf_nocontext
734                     Perl_sv_catpvf_nocontext
735                     Perl_sv_setpvf_nocontext
736                     Perl_sv_catpvf_mg_nocontext
737                     Perl_sv_setpvf_mg_nocontext
738                     )];
739 }
740
741 unless ($define{'PERL_IMPLICIT_SYS'}) {
742     skip_symbols [qw(
743                     perl_alloc_using
744                     perl_clone_using
745                     )];
746 }
747
748 unless ($define{'FAKE_THREADS'}) {
749     skip_symbols [qw(PL_curthr)];
750 }
751
752 unless ($define{'PL_OP_SLAB_ALLOC'}) {
753     skip_symbols [qw(
754                      PL_OpPtr
755                      PL_OpSlab
756                      PL_OpSpace
757                      Perl_Slab_Alloc
758                      Perl_Slab_Free
759                     )];
760 }
761
762 unless ($define{'THREADS_HAVE_PIDS'}) {
763     skip_symbols [qw(PL_ppid)];
764 }
765
766 unless ($define{'PERL_NEED_APPCTX'}) {
767     skip_symbols [qw(
768                     PL_appctx
769                     )];
770 }
771
772 unless ($define{'PERL_NEED_TIMESBASE'}) {
773     skip_symbols [qw(
774                     PL_timesbase
775                     )];
776 }
777
778 unless ($define{'d_mmap'}) {
779     skip_symbols [qw(
780                     PL_mmap_page_size
781                     )];
782 }
783
784 if ($define{'d_sigaction'}) {
785     skip_symbols [qw(
786                     PL_sig_trapped
787                     )];
788 }
789
790 if ($^O ne 'vms') {
791     # VMS does its own thing for these symbols.
792     skip_symbols [qw(PL_sig_handlers_initted
793                      PL_sig_ignoring
794                      PL_sig_defaulting)];
795 }  
796
797 sub readvar {
798     my $file = shift;
799     my $proc = shift || sub { "PL_$_[2]" };
800     open(VARS,$file) || die "Cannot open $file: $!\n";
801     my @syms;
802     while (<VARS>) {
803         # All symbols have a Perl_ prefix because that's what embed.h
804         # sticks in front of them.  The A?I?S?C? is strictly speaking
805         # wrong.
806         push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?S?C?)\(([IGT])(\w+)/);
807     }
808     close(VARS);
809     return \@syms;
810 }
811
812 if ($define{'PERL_GLOBAL_STRUCT'}) {
813     my $global = readvar($perlvars_h);
814     skip_symbols $global;
815     emit_symbol('Perl_GetVars');
816     emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
817 } else {
818     skip_symbols [qw(Perl_init_global_struct Perl_free_global_struct)];
819 }
820
821 # functions from *.sym files
822
823 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
824
825 # Symbols that are the public face of the PerlIO layers implementation
826 # These are in _addition to_ the public face of the abstraction
827 # and need to be exported to allow XS modules to implement layers
828 my @layer_syms = qw(
829                     PerlIOBase_binmode
830                     PerlIOBase_clearerr
831                     PerlIOBase_close
832                     PerlIOBase_dup
833                     PerlIOBase_eof
834                     PerlIOBase_error
835                     PerlIOBase_fileno
836                     PerlIOBase_noop_fail
837                     PerlIOBase_noop_ok
838                     PerlIOBase_popped
839                     PerlIOBase_pushed
840                     PerlIOBase_read
841                     PerlIOBase_setlinebuf
842                     PerlIOBase_unread
843                     PerlIOBuf_bufsiz
844                     PerlIOBuf_close
845                     PerlIOBuf_dup
846                     PerlIOBuf_fill
847                     PerlIOBuf_flush
848                     PerlIOBuf_get_base
849                     PerlIOBuf_get_cnt
850                     PerlIOBuf_get_ptr
851                     PerlIOBuf_open
852                     PerlIOBuf_popped
853                     PerlIOBuf_pushed
854                     PerlIOBuf_read
855                     PerlIOBuf_seek
856                     PerlIOBuf_set_ptrcnt
857                     PerlIOBuf_tell
858                     PerlIOBuf_unread
859                     PerlIOBuf_write
860                     PerlIO_allocate
861                     PerlIO_apply_layera
862                     PerlIO_apply_layers
863                     PerlIO_arg_fetch
864                     PerlIO_debug
865                     PerlIO_define_layer
866                     PerlIO_isutf8
867                     PerlIO_layer_fetch
868                     PerlIO_list_free
869                     PerlIO_modestr
870                     PerlIO_parse_layers
871                     PerlIO_pending
872                     PerlIO_perlio
873                     PerlIO_pop
874                     PerlIO_push
875                     PerlIO_sv_dup
876                     Perl_PerlIO_clearerr
877                     Perl_PerlIO_close
878                     Perl_PerlIO_eof
879                     Perl_PerlIO_error
880                     Perl_PerlIO_fileno
881                     Perl_PerlIO_fill
882                     Perl_PerlIO_flush
883                     Perl_PerlIO_get_base
884                     Perl_PerlIO_get_bufsiz
885                     Perl_PerlIO_get_cnt
886                     Perl_PerlIO_get_ptr
887                     Perl_PerlIO_read
888                     Perl_PerlIO_seek
889                     Perl_PerlIO_set_cnt
890                     Perl_PerlIO_set_ptrcnt
891                     Perl_PerlIO_setlinebuf
892                     Perl_PerlIO_stderr
893                     Perl_PerlIO_stdin
894                     Perl_PerlIO_stdout
895                     Perl_PerlIO_tell
896                     Perl_PerlIO_unread
897                     Perl_PerlIO_write
898 );
899 if ($PLATFORM eq 'netware') {
900     push(@layer_syms,'PL_def_layerlist','PL_known_layers','PL_perlio');
901 }
902
903 if ($define{'USE_PERLIO'}) {
904     # Export the symols that make up the PerlIO abstraction, regardless
905     # of its implementation - read from a file
906     push @syms, $perlio_sym;
907
908     # This part is then dependent on how the abstraction is implemented
909     if ($define{'USE_SFIO'}) {
910         # Old legacy non-stdio "PerlIO"
911         skip_symbols \@layer_syms;
912         # SFIO defines most of the PerlIO routines as macros
913         # So undo most of what $perlio_sym has just done - d'oh !
914         # Perhaps it would be better to list the ones which do exist
915         # And emit them
916         skip_symbols [qw(
917                          PerlIO_canset_cnt
918                          PerlIO_clearerr
919                          PerlIO_close
920                          PerlIO_eof
921                          PerlIO_error
922                          PerlIO_exportFILE
923                          PerlIO_fast_gets
924                          PerlIO_fdopen
925                          PerlIO_fileno
926                          PerlIO_findFILE
927                          PerlIO_flush
928                          PerlIO_get_base
929                          PerlIO_get_bufsiz
930                          PerlIO_get_cnt
931                          PerlIO_get_ptr
932                          PerlIO_getc
933                          PerlIO_getname
934                          PerlIO_has_base
935                          PerlIO_has_cntptr
936                          PerlIO_importFILE
937                          PerlIO_open
938                          PerlIO_printf
939                          PerlIO_putc
940                          PerlIO_puts
941                          PerlIO_read
942                          PerlIO_releaseFILE
943                          PerlIO_reopen
944                          PerlIO_rewind
945                          PerlIO_seek
946                          PerlIO_set_cnt
947                          PerlIO_set_ptrcnt
948                          PerlIO_setlinebuf
949                          PerlIO_sprintf
950                          PerlIO_stderr
951                          PerlIO_stdin
952                          PerlIO_stdout
953                          PerlIO_stdoutf
954                          PerlIO_tell
955                          PerlIO_ungetc
956                          PerlIO_vprintf
957                          PerlIO_write
958                          PerlIO_perlio
959                          Perl_PerlIO_clearerr
960                          Perl_PerlIO_close
961                          Perl_PerlIO_eof
962                          Perl_PerlIO_error
963                          Perl_PerlIO_fileno
964                          Perl_PerlIO_fill
965                          Perl_PerlIO_flush
966                          Perl_PerlIO_get_base
967                          Perl_PerlIO_get_bufsiz
968                          Perl_PerlIO_get_cnt
969                          Perl_PerlIO_get_ptr
970                          Perl_PerlIO_read
971                          Perl_PerlIO_seek
972                          Perl_PerlIO_set_cnt
973                          Perl_PerlIO_set_ptrcnt
974                          Perl_PerlIO_setlinebuf
975                          Perl_PerlIO_stderr
976                          Perl_PerlIO_stdin
977                          Perl_PerlIO_stdout
978                          Perl_PerlIO_tell
979                          Perl_PerlIO_unread
980                          Perl_PerlIO_write
981                          PL_def_layerlist
982                          PL_known_layers
983                          PL_perlio
984                          )];
985     }
986     else {
987         # PerlIO with layers - export implementation
988         emit_symbols \@layer_syms;
989     }
990 } else {
991         # -Uuseperlio
992         # Skip the PerlIO layer symbols - although
993         # nothing should have exported them anyway.
994         skip_symbols \@layer_syms;
995         skip_symbols [qw(PL_def_layerlist PL_known_layers PL_perlio)];
996
997         # Also do NOT add abstraction symbols from $perlio_sym
998         # abstraction is done as #define to stdio
999         # Remaining remnants that _may_ be functions
1000         # are handled in <DATA>
1001 }
1002
1003 for my $syms (@syms) {
1004     open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
1005     while (<GLOBAL>) {
1006         next if (!/^[A-Za-z]/);
1007         # Functions have a Perl_ prefix
1008         # Variables have a PL_ prefix
1009         chomp($_);
1010         my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
1011         $symbol .= $_;
1012         emit_symbol($symbol) unless exists $skip{$symbol};
1013     }
1014     close(GLOBAL);
1015 }
1016
1017 # variables
1018
1019 if ($define{'MULTIPLICITY'}) {
1020     for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
1021         my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
1022         emit_symbols $glob;
1023     }
1024     # XXX AIX seems to want the perlvars.h symbols, for some reason
1025     if ($PLATFORM eq 'aix' or $PLATFORM eq 'os2') {     # OS/2 needs PL_thr_key
1026         my $glob = readvar($perlvars_h);
1027         emit_symbols $glob;
1028     }
1029 }
1030 else {
1031     unless ($define{'PERL_GLOBAL_STRUCT'}) {
1032         my $glob = readvar($perlvars_h);
1033         emit_symbols $glob;
1034     }
1035     unless ($define{'MULTIPLICITY'}) {
1036         my $glob = readvar($intrpvar_h);
1037         emit_symbols $glob;
1038     }
1039     unless ($define{'MULTIPLICITY'}) {
1040         my $glob = readvar($thrdvar_h);
1041         emit_symbols $glob;
1042     }
1043 }
1044
1045 sub try_symbol {
1046     my $symbol = shift;
1047
1048     return if $symbol !~ /^[A-Za-z_]/;
1049     return if $symbol =~ /^\#/;
1050     $symbol =~s/\r//g;
1051     chomp($symbol);
1052     return if exists $skip{$symbol};
1053     emit_symbol($symbol);
1054 }
1055
1056 while (<DATA>) {
1057     try_symbol($_);
1058 }
1059
1060 if ($PLATFORM =~ /^win(?:32|ce)$/) {
1061     foreach my $symbol (qw(
1062                             setuid
1063                             setgid
1064                             boot_DynaLoader
1065                             Perl_init_os_extras
1066                             Perl_thread_create
1067                             Perl_win32_init
1068                             Perl_win32_term
1069                             RunPerl
1070                             win32_async_check
1071                             win32_errno
1072                             win32_environ
1073                             win32_abort
1074                             win32_fstat
1075                             win32_stat
1076                             win32_pipe
1077                             win32_popen
1078                             win32_pclose
1079                             win32_rename
1080                             win32_setmode
1081                             win32_chsize
1082                             win32_lseek
1083                             win32_tell
1084                             win32_dup
1085                             win32_dup2
1086                             win32_open
1087                             win32_close
1088                             win32_eof
1089                             win32_read
1090                             win32_write
1091                             win32_spawnvp
1092                             win32_mkdir
1093                             win32_rmdir
1094                             win32_chdir
1095                             win32_flock
1096                             win32_execv
1097                             win32_execvp
1098                             win32_htons
1099                             win32_ntohs
1100                             win32_htonl
1101                             win32_ntohl
1102                             win32_inet_addr
1103                             win32_inet_ntoa
1104                             win32_socket
1105                             win32_bind
1106                             win32_listen
1107                             win32_accept
1108                             win32_connect
1109                             win32_send
1110                             win32_sendto
1111                             win32_recv
1112                             win32_recvfrom
1113                             win32_shutdown
1114                             win32_closesocket
1115                             win32_ioctlsocket
1116                             win32_setsockopt
1117                             win32_getsockopt
1118                             win32_getpeername
1119                             win32_getsockname
1120                             win32_gethostname
1121                             win32_gethostbyname
1122                             win32_gethostbyaddr
1123                             win32_getprotobyname
1124                             win32_getprotobynumber
1125                             win32_getservbyname
1126                             win32_getservbyport
1127                             win32_select
1128                             win32_endhostent
1129                             win32_endnetent
1130                             win32_endprotoent
1131                             win32_endservent
1132                             win32_getnetent
1133                             win32_getnetbyname
1134                             win32_getnetbyaddr
1135                             win32_getprotoent
1136                             win32_getservent
1137                             win32_sethostent
1138                             win32_setnetent
1139                             win32_setprotoent
1140                             win32_setservent
1141                             win32_getenv
1142                             win32_putenv
1143                             win32_perror
1144                             win32_malloc
1145                             win32_calloc
1146                             win32_realloc
1147                             win32_free
1148                             win32_sleep
1149                             win32_times
1150                             win32_access
1151                             win32_alarm
1152                             win32_chmod
1153                             win32_open_osfhandle
1154                             win32_get_osfhandle
1155                             win32_ioctl
1156                             win32_link
1157                             win32_unlink
1158                             win32_utime
1159                             win32_gettimeofday
1160                             win32_uname
1161                             win32_wait
1162                             win32_waitpid
1163                             win32_kill
1164                             win32_str_os_error
1165                             win32_opendir
1166                             win32_readdir
1167                             win32_telldir
1168                             win32_seekdir
1169                             win32_rewinddir
1170                             win32_closedir
1171                             win32_longpath
1172                             win32_os_id
1173                             win32_getpid
1174                             win32_crypt
1175                             win32_dynaload
1176                             win32_get_childenv
1177                             win32_free_childenv
1178                             win32_clearenv
1179                             win32_get_childdir
1180                             win32_free_childdir
1181                             win32_stdin
1182                             win32_stdout
1183                             win32_stderr
1184                             win32_ferror
1185                             win32_feof
1186                             win32_strerror
1187                             win32_fprintf
1188                             win32_printf
1189                             win32_vfprintf
1190                             win32_vprintf
1191                             win32_fread
1192                             win32_fwrite
1193                             win32_fopen
1194                             win32_fdopen
1195                             win32_freopen
1196                             win32_fclose
1197                             win32_fputs
1198                             win32_fputc
1199                             win32_ungetc
1200                             win32_getc
1201                             win32_fileno
1202                             win32_clearerr
1203                             win32_fflush
1204                             win32_ftell
1205                             win32_fseek
1206                             win32_fgetpos
1207                             win32_fsetpos
1208                             win32_rewind
1209                             win32_tmpfile
1210                             win32_setbuf
1211                             win32_setvbuf
1212                             win32_flushall
1213                             win32_fcloseall
1214                             win32_fgets
1215                             win32_gets
1216                             win32_fgetc
1217                             win32_putc
1218                             win32_puts
1219                             win32_getchar
1220                             win32_putchar
1221                            ))
1222     {
1223         try_symbol($symbol);
1224     }
1225 }
1226 elsif ($PLATFORM eq 'os2') {
1227     open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
1228     /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
1229     close MAP or die 'Cannot close miniperl.map';
1230
1231     @missing = grep { !exists $mapped{$_} }
1232                     keys %export;
1233     @missing = grep { !exists $exportperlmalloc{$_} } @missing;
1234     delete $export{$_} foreach @missing;
1235 }
1236 elsif ($PLATFORM eq 'MacOS') {
1237     open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
1238
1239     while (<MACSYMS>) {
1240         try_symbol($_);
1241     }
1242
1243     close MACSYMS;
1244 }
1245 elsif ($PLATFORM eq 'netware') {
1246 foreach my $symbol (qw(
1247                         boot_DynaLoader
1248                         Perl_init_os_extras
1249                         Perl_thread_create
1250                         Perl_nw5_init
1251                         RunPerl
1252                         AllocStdPerl
1253                         FreeStdPerl
1254                         do_spawn2
1255                         do_aspawn
1256                         nw_uname
1257                         nw_stdin
1258                         nw_stdout
1259                         nw_stderr
1260                         nw_feof
1261                         nw_ferror
1262                         nw_fopen
1263                         nw_fclose
1264                         nw_clearerr
1265                         nw_getc
1266                         nw_fgets
1267                         nw_fputc
1268                         nw_fputs
1269                         nw_fflush
1270                         nw_ungetc
1271                         nw_fileno
1272                         nw_fdopen
1273                         nw_freopen
1274                         nw_fread
1275                         nw_fwrite
1276                         nw_setbuf
1277                         nw_setvbuf
1278                         nw_vfprintf
1279                         nw_ftell
1280                         nw_fseek
1281                         nw_rewind
1282                         nw_tmpfile
1283                         nw_fgetpos
1284                         nw_fsetpos
1285                         nw_dup
1286                         nw_access
1287                         nw_chmod
1288                         nw_chsize
1289                         nw_close
1290                         nw_dup2
1291                         nw_flock
1292                         nw_isatty
1293                         nw_link
1294                         nw_lseek
1295                         nw_stat
1296                         nw_mktemp
1297                         nw_open
1298                         nw_read
1299                         nw_rename
1300                         nw_setmode
1301                         nw_unlink
1302                         nw_utime
1303                         nw_write
1304                         nw_chdir
1305                         nw_rmdir
1306                         nw_closedir
1307                         nw_opendir
1308                         nw_readdir
1309                         nw_rewinddir
1310                         nw_seekdir
1311                         nw_telldir
1312                         nw_htonl
1313                         nw_htons
1314                         nw_ntohl
1315                         nw_ntohs
1316                         nw_accept
1317                         nw_bind
1318                         nw_connect
1319                         nw_endhostent
1320                         nw_endnetent
1321                         nw_endprotoent
1322                         nw_endservent
1323                         nw_gethostbyaddr
1324                         nw_gethostbyname
1325                         nw_gethostent
1326                         nw_gethostname
1327                         nw_getnetbyaddr
1328                         nw_getnetbyname
1329                         nw_getnetent
1330                         nw_getpeername
1331                         nw_getprotobyname
1332                         nw_getprotobynumber
1333                         nw_getprotoent
1334                         nw_getservbyname
1335                         nw_getservbyport
1336                         nw_getservent
1337                         nw_getsockname
1338                         nw_getsockopt
1339                         nw_inet_addr
1340                         nw_listen
1341                         nw_socket
1342                         nw_recv
1343                         nw_recvfrom
1344                         nw_select
1345                         nw_send
1346                         nw_sendto
1347                         nw_sethostent
1348                         nw_setnetent
1349                         nw_setprotoent
1350                         nw_setservent
1351                         nw_setsockopt
1352                         nw_inet_ntoa
1353                         nw_shutdown
1354                         nw_crypt
1355                         nw_execvp
1356                         nw_kill
1357                         nw_Popen
1358                         nw_Pclose
1359                         nw_Pipe
1360                         nw_times
1361                         nw_waitpid
1362                         nw_getpid
1363                         nw_spawnvp
1364                         nw_os_id
1365                         nw_open_osfhandle
1366                         nw_get_osfhandle
1367                         nw_abort
1368                         nw_sleep
1369                         nw_wait
1370                         nw_dynaload
1371                         nw_strerror
1372                         fnFpSetMode
1373                         fnInsertHashListAddrs
1374                         fnGetHashListAddrs
1375                         Perl_deb
1376                         Perl_sv_setsv
1377                         Perl_sv_catsv
1378                         Perl_sv_catpvn
1379                         Perl_sv_2pv
1380                         nw_freeenviron
1381                         Remove_Thread_Ctx
1382                            ))
1383     {
1384         try_symbol($symbol);
1385     }
1386 }
1387
1388 # records of type boot_module for statically linked modules (except Dynaloader)
1389 $static_ext =~ s/\//__/g;
1390 $static_ext =~ s/\bDynaLoader\b//;
1391 my @stat_mods = map {"boot_$_"} grep {/\S/} split /\s+/, $static_ext;
1392 foreach my $symbol (@stat_mods)
1393     {
1394         try_symbol($symbol);
1395     }
1396
1397 # Now all symbols should be defined because
1398 # next we are going to output them.
1399
1400 foreach my $symbol (sort keys %export) {
1401     output_symbol($symbol);
1402 }
1403
1404 if ($PLATFORM eq 'os2') {
1405         print <<EOP;
1406     dll_perlmain=main
1407     fill_extLibpath
1408     dir_subst
1409     Perl_OS2_handler_install
1410
1411 ; LAST_ORDINAL=$sym_ord
1412 EOP
1413 }
1414
1415 sub emit_symbol {
1416     my $symbol = shift;
1417     chomp($symbol);
1418     $export{$symbol} = 1;
1419 }
1420
1421 sub output_symbol {
1422     my $symbol = shift;
1423     if ($PLATFORM =~ /^win(?:32|ce)$/) {
1424         $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1425         print "\t$symbol\n";
1426 # XXX: binary compatibility between compilers is an exercise
1427 # in frustration :-(
1428 #        if ($CCTYPE eq "BORLAND") {
1429 #           # workaround Borland quirk by exporting both the straight
1430 #           # name and a name with leading underscore.  Note the
1431 #           # alias *must* come after the symbol itself, if both
1432 #           # are to be exported. (Linker bug?)
1433 #           print "\t_$symbol\n";
1434 #           print "\t$symbol = _$symbol\n";
1435 #       }
1436 #       elsif ($CCTYPE eq 'GCC') {
1437 #           # Symbols have leading _ whole process is $%@"% slow
1438 #           # so skip aliases for now
1439 #           nprint "\t$symbol\n";
1440 #       }
1441 #       else {
1442 #           # for binary coexistence, export both the symbol and
1443 #           # alias with leading underscore
1444 #           print "\t$symbol\n";
1445 #           print "\t_$symbol = $symbol\n";
1446 #       }
1447     }
1448     elsif ($PLATFORM eq 'os2') {
1449         printf qq(    %-31s \@%s\n),
1450           qq("$symbol"), $ordinal{$symbol} || ++$sym_ord;
1451         printf qq(    %-31s \@%s\n),
1452           qq("$exportperlmalloc{$symbol}" = "$symbol"),
1453           $ordinal{$exportperlmalloc{$symbol}} || ++$sym_ord
1454           if $exportperlmalloc and exists $exportperlmalloc{$symbol};
1455     }
1456     elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1457         print "$symbol\n";
1458     }
1459         elsif ($PLATFORM eq 'netware') {
1460         print "\t$symbol,\n";
1461         }
1462 }
1463
1464 1;
1465 __DATA__
1466 # extra globals not included above.
1467 Perl_cxinc
1468 perl_alloc
1469 perl_alloc_using
1470 perl_clone
1471 perl_clone_using
1472 perl_construct
1473 perl_destruct
1474 perl_free
1475 perl_parse
1476 perl_run
1477 # Oddities from PerlIO
1478 PerlIO_binmode
1479 PerlIO_getpos
1480 PerlIO_init
1481 PerlIO_setpos
1482 PerlIO_sprintf
1483 PerlIO_sv_dup
1484 PerlIO_tmpfile
1485 PerlIO_vsprintf
1486 perlsio_binmode