3 # Written: 10 April 1996 Gary Ng (71564.1743@compuserve.com)
5 # Create the export list for perl.
6 # Needed by WIN32 for creating perl.dll
7 # based on perl_exp.SH in the main perl distribution directory
9 # This simple program relys on 'global.sym' being up to date
10 # with all of the global symbols that a dynamicly link library
11 # might want to access.
13 # There is some symbol defined in global.sym and interp.sym
14 # that does not present in the WIN32 port but there is no easy
15 # way to find them so I just put a exception list here
17 my $CCTYPE = "MSVC"; # default
22 $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
23 $CCTYPE = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
26 open(CFG,'config.h') || die "Cannot open config.h:$!";
29 $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
30 $define{$1} = 1 if /^\s*#\s*define\s+(USE_THREADS)\b/;
34 warn join(' ',keys %define)."\n";
36 if ($define{PERL_OBJECT}) {
37 print "LIBRARY PerlCore\n";
38 print "DESCRIPTION 'Perl interpreter'\n";
40 output_symbol("perl_alloc");
46 print "LIBRARY Perl\n";
47 print "DESCRIPTION 'Perl interpreter, export autogenerated'\n";
48 print "CODE LOADONCALL\n";
49 print "DATA LOADONCALL NONSHARED MULTIPLE\n";
53 $define{'PERL_GLOBAL_STRUCT'} = 1;
54 $define{'MULTIPLICITY'} = 1;
65 foreach my $symbol (@$list)
74 foreach my $symbol (@$list)
76 emit_symbol($symbol) unless exists $skip{$symbol};
126 Perl_init_thread_intern
194 Perl_scan_inputsymbol
212 Perl_too_few_arguments
213 Perl_too_many_arguments
239 if ($define{'MYMALLOC'})
253 unless ($define{'USE_THREADS'})
267 Perl_new_struct_thread
270 Perl_per_thread_magicals
287 unless ($define{'FAKE_THREADS'})
289 skip_symbols [qw(Perl_curthr)];
295 open(VARS,$file) || die "Cannot open $file:$!";
299 # All symbols have a Perl_ prefix because that's what embed.h
300 # sticks in front of them.
301 push(@syms,"Perl_".$1) if (/\bPERLVARI?C?\([IGT](\w+)/);
307 if ($define{'USE_THREADS'} || $define{'MULTIPLICITY'})
309 my $thrd = readvar("../thrdvar.h");
313 if ($define{'MULTIPLICITY'})
315 my $interp = readvar("../intrpvar.h");
316 skip_symbols $interp;
319 if ($define{'PERL_GLOBAL_STRUCT'})
321 my $global = readvar("../perlvars.h");
322 skip_symbols $global;
325 unless ($define{'DEBUGGING'})
340 if ($define{'HAVE_DES_FCRYPT'})
342 emit_symbols [qw(win32_crypt)];
345 open (GLOBAL, "<../global.sym") || die "failed to open global.sym" . $!;
348 next if (!/^[A-Za-z]/);
349 next if (/_amg[ \t]*$/);
350 # All symbols have a Perl_ prefix because that's what embed.h
351 # sticks in front of them.
353 my $symbol = "Perl_$_";
354 emit_symbol($symbol) unless exists $skip{$symbol};
358 # also add symbols from interp.sym
359 # They are only needed if -DMULTIPLICITY is not set but it
360 # doesn't hurt to include them anyway.
361 # these don't have Perl prefix
363 if ($define{'PERL_GLOBAL_STRUCT'})
365 emit_symbol( ($CCTYPE eq 'GCC') ? 'Perl_GetVars' : 'Perl_VarsPtr')
369 my $glob = readvar("../perlvars.h");
373 unless ($define{'MULTIPLICITY'})
375 my $glob = readvar("../intrpvar.h");
379 unless ($define{'MULTIPLICITY'} || $define{'USE_THREADS'})
381 my $glob = readvar("../thrdvar.h");
387 next if (!/^[A-Za-z]/);
392 next if exists $skip{$symbol};
393 emit_symbol($symbol);
396 foreach my $symbol (sort keys %export)
398 output_symbol($symbol);
404 $export{$symbol} = 1;
409 if ($CCTYPE eq "BORLAND") {
410 # workaround Borland quirk by exporting both the straight
411 # name and a name with leading underscore. Note the
412 # alias *must* come after the symbol itself, if both
413 # are to be exported. (Linker bug?)
414 print "\t_$symbol\n";
415 print "\t$symbol = _$symbol\n";
417 elsif ($CCTYPE eq 'GCC') {
418 # Symbols have leading _ whole process is $%£"% slow
419 # so skip aliases for now
423 # for binary coexistence, export both the symbol and
424 # alias with leading underscore
426 print "\t_$symbol = $symbol\n";
432 # extra globals not included above.
456 perl_set_numeric_standard
457 perl_set_numeric_local
540 win32_getprotobynumber