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";
38 print "LIBRARY Perl\n";
39 print "DESCRIPTION 'Perl interpreter, export autogenerated'\n";
40 print "CODE LOADONCALL\n";
41 print "DATA LOADONCALL NONSHARED MULTIPLE\n";
45 $define{'PERL_GLOBAL_STRUCT'} = 1;
46 $define{'MULTIPLICITY'} = 1;
57 foreach my $symbol (@$list)
66 foreach my $symbol (@$list)
68 emit_symbol($symbol) unless exists $skip{$symbol};
119 Perl_init_thread_intern
187 Perl_scan_inputsymbol
205 Perl_too_few_arguments
206 Perl_too_many_arguments
232 if ($define{'MYMALLOC'})
246 unless ($define{'USE_THREADS'})
258 Perl_new_struct_thread
261 Perl_per_thread_magicals
278 unless ($define{'FAKE_THREADS'})
280 skip_symbols [qw(Perl_curthr)];
286 open(VARS,$file) || die "Cannot open $file:$!";
290 # All symbols have a Perl_ prefix because that's what embed.h
291 # sticks in front of them.
292 push(@syms,"Perl_".$1) if (/\bPERLVARI?C?\([IGT](\w+)/);
298 if ($define{'USE_THREADS'} || $define{'MULTIPLICITY'})
300 my $thrd = readvar("../thrdvar.h");
304 if ($define{'MULTIPLICITY'})
306 my $interp = readvar("../intrpvar.h");
307 skip_symbols $interp;
310 if ($define{'PERL_GLOBAL_STRUCT'})
312 my $global = readvar("../perlvars.h");
313 skip_symbols $global;
316 unless ($define{'DEBUGGING'})
331 if ($define{'HAVE_DES_FCRYPT'})
333 emit_symbols [qw(win32_crypt)];
336 open (GLOBAL, "<../global.sym") || die "failed to open global.sym" . $!;
339 next if (!/^[A-Za-z]/);
340 next if (/_amg[ \t]*$/);
341 # All symbols have a Perl_ prefix because that's what embed.h
342 # sticks in front of them.
344 my $symbol = "Perl_$_";
345 emit_symbol($symbol) unless exists $skip{$symbol};
349 # also add symbols from interp.sym
350 # They are only needed if -DMULTIPLICITY is not set but it
351 # doesn't hurt to include them anyway.
352 # these don't have Perl prefix
354 if ($define{'PERL_GLOBAL_STRUCT'})
356 emit_symbol( ($CCTYPE eq 'GCC') ? 'Perl_GetVars' : 'Perl_VarsPtr')
360 my $glob = readvar("../perlvars.h");
364 unless ($define{'MULTIPLICITY'})
366 my $glob = readvar("../intrpvar.h");
370 unless ($define{'MULTIPLICITY'} || $define{'USE_THREADS'})
372 my $glob = readvar("../thrdvar.h");
378 next if (!/^[A-Za-z]/);
383 next if exists $skip{$symbol};
384 emit_symbol($symbol);
387 foreach my $symbol (sort keys %export)
389 if ($CCTYPE eq "BORLAND") {
390 # workaround Borland quirk by exporting both the straight
391 # name and a name with leading underscore. Note the
392 # alias *must* come after the symbol itself, if both
393 # are to be exported. (Linker bug?)
394 print "\t_$symbol\n";
395 print "\t$symbol = _$symbol\n";
397 elsif ($CCTYPE eq 'GCC') {
398 # Symbols have leading _ whole process is $%£"% slow
399 # so skip aliases for now
403 # for binary coexistence, export both the symbol and
404 # alias with leading underscore
406 print "\t_$symbol = $symbol\n";
413 $export{$symbol} = 1;
418 # extra globals not included above.
519 win32_getprotobynumber