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};
127 Perl_init_thread_intern
195 Perl_scan_inputsymbol
213 Perl_too_few_arguments
214 Perl_too_many_arguments
240 if ($define{'MYMALLOC'})
254 unless ($define{'USE_THREADS'})
266 Perl_new_struct_thread
269 Perl_per_thread_magicals
286 unless ($define{'FAKE_THREADS'})
288 skip_symbols [qw(Perl_curthr)];
294 open(VARS,$file) || die "Cannot open $file:$!";
298 # All symbols have a Perl_ prefix because that's what embed.h
299 # sticks in front of them.
300 push(@syms,"Perl_".$1) if (/\bPERLVARI?C?\([IGT](\w+)/);
306 if ($define{'USE_THREADS'} || $define{'MULTIPLICITY'})
308 my $thrd = readvar("../thrdvar.h");
312 if ($define{'MULTIPLICITY'})
314 my $interp = readvar("../intrpvar.h");
315 skip_symbols $interp;
318 if ($define{'PERL_GLOBAL_STRUCT'})
320 my $global = readvar("../perlvars.h");
321 skip_symbols $global;
324 unless ($define{'DEBUGGING'})
339 if ($define{'HAVE_DES_FCRYPT'})
341 emit_symbols [qw(win32_crypt)];
344 open (GLOBAL, "<../global.sym") || die "failed to open global.sym" . $!;
347 next if (!/^[A-Za-z]/);
348 next if (/_amg[ \t]*$/);
349 # All symbols have a Perl_ prefix because that's what embed.h
350 # sticks in front of them.
352 my $symbol = "Perl_$_";
353 emit_symbol($symbol) unless exists $skip{$symbol};
357 # also add symbols from interp.sym
358 # They are only needed if -DMULTIPLICITY is not set but it
359 # doesn't hurt to include them anyway.
360 # these don't have Perl prefix
362 if ($define{'PERL_GLOBAL_STRUCT'})
364 emit_symbol( ($CCTYPE eq 'GCC') ? 'Perl_GetVars' : 'Perl_VarsPtr')
368 my $glob = readvar("../perlvars.h");
372 unless ($define{'MULTIPLICITY'})
374 my $glob = readvar("../intrpvar.h");
378 unless ($define{'MULTIPLICITY'} || $define{'USE_THREADS'})
380 my $glob = readvar("../thrdvar.h");
386 next if (!/^[A-Za-z]/);
391 next if exists $skip{$symbol};
392 emit_symbol($symbol);
395 foreach my $symbol (sort keys %export)
397 output_symbol($symbol);
403 $export{$symbol} = 1;
408 if ($CCTYPE eq "BORLAND") {
409 # workaround Borland quirk by exporting both the straight
410 # name and a name with leading underscore. Note the
411 # alias *must* come after the symbol itself, if both
412 # are to be exported. (Linker bug?)
413 print "\t_$symbol\n";
414 print "\t$symbol = _$symbol\n";
416 elsif ($CCTYPE eq 'GCC') {
417 # Symbols have leading _ whole process is $%£"% slow
418 # so skip aliases for now
422 # for binary coexistence, export both the symbol and
423 # alias with leading underscore
425 print "\t_$symbol = $symbol\n";
431 # extra globals not included above.
532 win32_getprotobynumber