2 # Create the export list for perl.
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.
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
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 $fflag =~ /^(\w+)=(.+)$/;
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+)$/);
32 my @PLATFORM = qw(aix win32 wince os2 MacOS netware);
34 @PLATFORM{@PLATFORM} = ();
36 defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
37 exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n";
39 my %exportperlmalloc =
41 Perl_malloc => "malloc",
43 Perl_realloc => "realloc",
44 Perl_calloc => "calloc",
47 my $exportperlmalloc = $PLATFORM eq 'os2';
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 $perlio_sym = "perlio.sym";
59 if ($PLATFORM eq 'aix') {
62 elsif ($PLATFORM =~ /^win(?:32|ce)$/ || $PLATFORM eq 'netware') {
63 $CCTYPE = "MSVC" unless defined $CCTYPE;
64 foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
65 $pp_sym, $globvar_sym, $perlio_sym) {
69 elsif ($PLATFORM eq 'MacOS') {
70 foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym,
71 $pp_sym, $globvar_sym, $perlio_sym) {
76 unless ($PLATFORM eq 'win32' || $PLATFORM eq 'wince' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') {
77 open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
79 if (/^(?:ccflags|optimize)='(.+)'$/) {
81 $define{$1} = 1 while /-D(\w+)/g;
83 if ($PLATFORM eq 'os2') {
84 $CONFIG_ARGS = $1 if /^config_args='(.+)'$/;
85 $ARCHNAME = $1 if /^archname='(.+)'$/;
86 $PATCHLEVEL = $1 if /^perl_patchlevel='(.+)'$/;
92 open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
94 $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
95 $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
96 $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/;
97 $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/;
101 # perl.h logic duplication begins
103 if ($define{PERL_IMPLICIT_SYS}) {
104 $define{PL_OP_SLAB_ALLOC} = 1;
107 if ($define{USE_ITHREADS}) {
108 if (!$define{MULTIPLICITY}) {
109 $define{MULTIPLICITY} = 1;
113 $define{PERL_IMPLICIT_CONTEXT} ||=
114 $define{USE_ITHREADS} ||
115 $define{MULTIPLICITY} ;
117 if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') {
118 $define{USE_REENTRANT_API} = 1;
121 # perl.h logic duplication ends
125 if ($PLATFORM =~ /^win(?:32|ce)$/) {
126 warn join(' ',keys %define)."\n";
127 ($dll = ($define{PERL_DLL} || "perl59")) =~ s/\.dll$//i;
128 print "LIBRARY $dll\n";
129 print "DESCRIPTION 'Perl interpreter'\n";
131 if ($define{PERL_IMPLICIT_SYS}) {
132 output_symbol("perl_get_host_info");
133 output_symbol("perl_alloc_override");
135 if ($define{USE_ITHREADS} and $define{PERL_IMPLICIT_SYS}) {
136 output_symbol("perl_clone_host");
139 elsif ($PLATFORM eq 'os2') {
140 if (open my $fh, '<', 'perl5.def') {
142 last if /^\s*EXPORTS\b/;
145 $ordinal{$1} = $2 if /^\s*"(\w+)"\s*(?:=\s*"\w+"\s*)?\@(\d+)\s*$/;
146 # This allows skipping ordinals which were used in older versions
147 $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/;
149 $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max
151 ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
152 $v .= '-thread' if $ARCHNAME =~ /-thread/;
153 ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
154 $v .= "\@$PATCHLEVEL" if $PATCHLEVEL;
155 $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'";
156 $d = substr($d, 0, 249) . "...'" if length $d > 253;
158 LIBRARY '$dll' INITINSTANCE TERMINSTANCE
162 DATA LOADONCALL NONSHARED MULTIPLE
166 elsif ($PLATFORM eq 'aix') {
171 if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) {
177 elsif ($PLATFORM eq 'netware') {
178 if ($FILETYPE eq 'def') {
179 print "LIBRARY perl59\n";
180 print "DESCRIPTION 'Perl interpreter for NetWare'\n";
183 if ($define{PERL_IMPLICIT_SYS}) {
184 output_symbol("perl_get_host_info");
185 output_symbol("perl_alloc_override");
186 output_symbol("perl_clone_host");
195 foreach my $symbol (@$list) {
202 foreach my $symbol (@$list) {
203 my $skipsym = $symbol;
205 if ($define{MULTIPLICITY}) {
206 $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
208 emit_symbol($symbol) unless exists $skip{$skipsym};
212 if ($PLATFORM eq 'win32') {
237 Perl_init_thread_intern
270 if ($PLATFORM eq 'wince') {
286 PL_collation_standard
314 Perl_init_thread_intern
340 elsif ($PLATFORM eq 'aix') {
359 Perl_sys_intern_clear
368 elsif ($PLATFORM eq 'os2') {
407 XS_Cwd_extLibpath_set
411 XS_Cwd_sys_is_absolute
412 XS_Cwd_sys_is_relative
414 XS_DynaLoader_mod2fname
415 XS_File__Copy_syscopy
419 Perl_Process_Messages
430 emit_symbols([qw(os2_cond_wait
435 if $define{'USE_5005THREADS'} or $define{'USE_ITHREADS'};
437 elsif ($PLATFORM eq 'MacOS') {
461 Perl_sys_intern_clear
465 elsif ($PLATFORM eq 'netware') {
490 Perl_init_thread_intern
515 Perl_sys_intern_clear
523 Perl_PerlIO_setlinebuf
524 Perl_PerlIO_set_ptrcnt
530 Perl_PerlIO_get_bufsiz
543 unless ($define{'DEBUGGING'}) {
557 if ($define{'PERL_IMPLICIT_SYS'}) {
578 unless ($define{'PERL_COPY_ON_WRITE'}) {
585 unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
589 Perl_vdefault_protect
593 unless ($define{'USE_REENTRANT_API'}) {
599 if ($define{'MYMALLOC'}) {
608 if ($define{'USE_ITHREADS'}) {
630 unless ($define{'USE_ITHREADS'}) {
636 # USE_5005THREADS symbols. Kept as reference for easier removal
655 Perl_new_struct_thread
656 Perl_per_thread_magicals
664 unless ($define{'USE_ITHREADS'}) {
671 PL_sharedsv_space_mutex
699 Perl_sharedsv_thrcnt_dec
700 Perl_sharedsv_thrcnt_inc
705 unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
711 Perl_load_module_nocontext
714 Perl_warner_nocontext
715 Perl_newSVpvf_nocontext
716 Perl_sv_catpvf_nocontext
717 Perl_sv_setpvf_nocontext
718 Perl_sv_catpvf_mg_nocontext
719 Perl_sv_setpvf_mg_nocontext
723 unless ($define{'PERL_IMPLICIT_SYS'}) {
730 unless ($define{'FAKE_THREADS'}) {
731 skip_symbols [qw(PL_curthr)];
734 unless ($define{'PL_OP_SLAB_ALLOC'}) {
744 unless ($define{'THREADS_HAVE_PIDS'}) {
745 skip_symbols [qw(PL_ppid)];
750 my $proc = shift || sub { "PL_$_[2]" };
751 open(VARS,$file) || die "Cannot open $file: $!\n";
754 # All symbols have a Perl_ prefix because that's what embed.h
755 # sticks in front of them.
756 push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
762 if ($define{'PERL_GLOBAL_STRUCT'}) {
763 my $global = readvar($perlvars_h);
764 skip_symbols $global;
765 emit_symbol('Perl_GetVars');
766 emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
769 # functions from *.sym files
771 my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
773 # Symbols that are the public face of the PerlIO layers implementation
774 # These are in _addition to_ the public face of the abstraction
775 # and need to be exported to allow XS modules to implement layers
789 PerlIOBase_setlinebuf
832 Perl_PerlIO_get_bufsiz
838 Perl_PerlIO_set_ptrcnt
839 Perl_PerlIO_setlinebuf
847 if ($PLATFORM eq 'netware') {
848 push(@layer_syms,'PL_def_layerlist','PL_known_layers','PL_perlio');
851 if ($define{'USE_PERLIO'}) {
852 # Export the symols that make up the PerlIO abstraction, regardless
853 # of its implementation - read from a file
854 push @syms, $perlio_sym;
856 # This part is then dependent on how the abstraction is implemented
857 if ($define{'USE_SFIO'}) {
858 # Old legacy non-stdio "PerlIO"
859 skip_symbols \@layer_syms;
860 # SFIO defines most of the PerlIO routines as macros
861 # So undo most of what $perlio_sym has just done - d'oh !
862 # Perhaps it would be better to list the ones which do exist
915 Perl_PerlIO_get_bufsiz
921 Perl_PerlIO_set_ptrcnt
922 Perl_PerlIO_setlinebuf
935 # PerlIO with layers - export implementation
936 emit_symbols \@layer_syms;
940 # Skip the PerlIO layer symbols - although
941 # nothing should have exported them any way
942 skip_symbols \@layer_syms;
943 skip_symbols [qw(PL_def_layerlist PL_known_layers PL_perlio)];
945 # Also do NOT add abstraction symbols from $perlio_sym
946 # abstraction is done as #define to stdio
947 # Remaining remnants that _may_ be functions
948 # are handled in <DATA>
951 for my $syms (@syms) {
952 open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
954 next if (!/^[A-Za-z]/);
955 # Functions have a Perl_ prefix
956 # Variables have a PL_ prefix
958 my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
960 emit_symbol($symbol) unless exists $skip{$symbol};
967 if ($define{'MULTIPLICITY'}) {
968 for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
969 my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
972 # XXX AIX seems to want the perlvars.h symbols, for some reason
973 if ($PLATFORM eq 'aix' or $PLATFORM eq 'os2') { # OS/2 needs PL_thr_key
974 my $glob = readvar($perlvars_h);
979 unless ($define{'PERL_GLOBAL_STRUCT'}) {
980 my $glob = readvar($perlvars_h);
983 unless ($define{'MULTIPLICITY'}) {
984 my $glob = readvar($intrpvar_h);
987 unless ($define{'MULTIPLICITY'}) {
988 my $glob = readvar($thrdvar_h);
996 return if $symbol !~ /^[A-Za-z_]/;
997 return if $symbol =~ /^\#/;
1000 return if exists $skip{$symbol};
1001 emit_symbol($symbol);
1008 if ($PLATFORM =~ /^win(?:32|ce)$/) {
1009 foreach my $symbol (qw(
1070 win32_getprotobyname
1071 win32_getprotobynumber
1100 win32_open_osfhandle
1170 try_symbol($symbol);
1173 elsif ($PLATFORM eq 'os2') {
1174 open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
1175 /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
1176 close MAP or die 'Cannot close miniperl.map';
1178 @missing = grep { !exists $mapped{$_} }
1180 @missing = grep { !exists $exportperlmalloc{$_} } @missing;
1181 delete $export{$_} foreach @missing;
1183 elsif ($PLATFORM eq 'MacOS') {
1184 open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym';
1192 elsif ($PLATFORM eq 'netware') {
1193 foreach my $symbol (qw(
1320 fnInsertHashListAddrs
1331 try_symbol($symbol);
1335 # Now all symbols should be defined because
1336 # next we are going to output them.
1338 foreach my $symbol (sort keys %export) {
1339 output_symbol($symbol);
1342 if ($PLATFORM eq 'os2') {
1343 print "; LAST_ORDINAL=$sym_ord\n";
1349 $export{$symbol} = 1;
1354 if ($PLATFORM =~ /^win(?:32|ce)$/) {
1355 $symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
1356 print "\t$symbol\n";
1357 # XXX: binary compatibility between compilers is an exercise
1358 # in frustration :-(
1359 # if ($CCTYPE eq "BORLAND") {
1360 # # workaround Borland quirk by exporting both the straight
1361 # # name and a name with leading underscore. Note the
1362 # # alias *must* come after the symbol itself, if both
1363 # # are to be exported. (Linker bug?)
1364 # print "\t_$symbol\n";
1365 # print "\t$symbol = _$symbol\n";
1367 # elsif ($CCTYPE eq 'GCC') {
1368 # # Symbols have leading _ whole process is $%@"% slow
1369 # # so skip aliases for now
1370 # nprint "\t$symbol\n";
1373 # # for binary coexistence, export both the symbol and
1374 # # alias with leading underscore
1375 # print "\t$symbol\n";
1376 # print "\t_$symbol = $symbol\n";
1379 elsif ($PLATFORM eq 'os2') {
1380 printf qq( %-31s \@%s\n),
1381 qq("$symbol"), $ordinal{$symbol} || ++$sym_ord;
1382 printf qq( %-31s \@%s\n),
1383 qq("$exportperlmalloc{$symbol}" = "$symbol"),
1384 $ordinal{$exportperlmalloc{$symbol}} || ++$sym_ord
1385 if $exportperlmalloc and exists $exportperlmalloc{$symbol};
1387 elsif ($PLATFORM eq 'aix' || $PLATFORM eq 'MacOS') {
1390 elsif ($PLATFORM eq 'netware') {
1391 print "\t$symbol,\n";
1397 # extra globals not included above.
1408 # Oddities from PerlIO