[perl5.git] / makedef.pl

#
# Create the export list for perl.
#
# Needed by WIN32 and OS/2 for creating perl.dll
# and by AIX for creating libperl.a when -Dusershrplib is in effect.
#
# reads global.sym, pp.sym, perlvars.h, intrpvar.h, thrdvar.h, config.h
# On OS/2 reads miniperl.map as well

my $PLATFORM;
my $CCTYPE;

while (@ARGV)
 {
  my $flag = shift;
  $define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
  $define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
  $CCTYPE   = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
  $PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
 } 

my @PLATFORM = qw(aix win32 os2);
my %PLATFORM;
@PLATFORM{@PLATFORM} = ();

defined $PLATFORM || die "PLATFORM undefined, must be one of: @PLATFORM\n";
exists $PLATFORM{$PLATFORM} || die "PLATFORM must be one of: @PLATFORM\n"; 

my $config_sh   = "config.sh";
my $config_h    = "config.h";
my $thrdvar_h   = "thrdvar.h";
my $intrpvar_h  = "intrpvar.h";
my $perlvars_h  = "perlvars.h";
my $global_sym  = "global.sym";
my $pp_sym      = "pp.sym";
my $globvar_sym = "globvar.sym";
my $perlio_sym  = "perlio.sym";

if ($PLATFORM eq 'aix') { 
    # Nothing for now.
} elsif ($PLATFORM eq 'win32') {
    $CCTYPE = "MSVC" unless defined $CCTYPE;
    foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym, $pp_sym, $globvar_sym) {
	s!^!..\\!;
    }
}

unless ($PLATFORM eq 'win32') {
    open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n";
    while (<CFG>)
    {
	if (/^(?:ccflags|optimize)='(.+)'$/) {
	    $_ = $1;
	    $define{$1} = 1 while /-D(\w+)/g;
	}
	if ($PLATFORM eq 'os2') {
	    $CONFIG_ARGS = $1 if /^(?:config_args)='(.+)'$/;
	    $ARCHNAME = $1 if /^(?:archname)='(.+)'$/;
	}
    }
    close(CFG);
}

open(CFG,$config_h) || die "Cannot open $config_h: $!\n";
while (<CFG>)
 {
  $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/;
  $define{$1} = 1 if /^\s*#\s*define\s+(USE_THREADS)\b/;
  $define{$1} = 1 if /^\s*#\s*define\s+(USE_PERLIO)\b/;
  $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
 }
close(CFG);

if ($PLATFORM eq 'win32') {
    warn join(' ',keys %define)."\n";
    if ($define{PERL_OBJECT}) {
	print "LIBRARY Perl56\n";
	print "DESCRIPTION 'Perl interpreter'\n";
	print "EXPORTS\n";
#    output_symbol("perl_alloc");
	output_symbol("perl_get_host_info");
	output_symbol("perl_alloc_using");
#    output_symbol("perl_construct");
#    output_symbol("perl_destruct");
#    output_symbol("perl_free");
#    output_symbol("perl_parse");
#    output_symbol("perl_run");
#    output_symbol("RunPerl");
#    exit(0);
    }
    else {
	if ($CCTYPE ne 'GCC') {
	    print "LIBRARY Perl\n";
	    print "DESCRIPTION 'Perl interpreter, export autogenerated'\n";
	}
	else {
	    $define{'PERL_GLOBAL_STRUCT'} = 1;
	    $define{'MULTIPLICITY'} = 1;
	}
	print "EXPORTS\n";
    } 
} elsif ($PLATFORM eq 'os2') {
    ($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
    $v .= '-thread' if $ARCHNAME =~ /-thread/;
    #$sum = 0;
    #for (split //, $v) {
    #	$sum = ($sum * 33) + ord;
    #	$sum &= 0xffffff;
    #}
    #$sum += $sum >> 5;
    #$sum &= 0xffff;
    #$sum = printf '%X', $sum;
    ($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
    # print STDERR "'$dll' <= '$define{PERL_DLL}'\n";
    print <<"---EOP---";
LIBRARY '$dll' INITINSTANCE TERMINSTANCE
DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'
STACKSIZE 32768
CODE LOADONCALL
DATA LOADONCALL NONSHARED MULTIPLE
EXPORTS
---EOP---
} elsif ($PLATFORM eq 'aix') {
    print "#!\n";
}

my %skip;
my %export;

sub skip_symbols {
    my $list = shift;
    foreach my $symbol (@$list) {
	$skip{$symbol} = 1;
    }
}

sub emit_symbols {
    my $list = shift;
    foreach my $symbol (@$list) {
	my $skipsym = $symbol;
	# XXX hack
	if ($define{PERL_OBJECT}) {
	    $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
	}
	emit_symbol($symbol) unless exists $skip{$skipsym};
    }
}

if ($PLATFORM eq 'win32') {
skip_symbols [qw(
PL_statusvalue_vms
PL_archpat_auto
PL_cryptseen
PL_DBcv
PL_generation
PL_lastgotoprobe
PL_linestart
PL_modcount
PL_pending_ident
PL_sortcxix
PL_sublex_info
PL_timesbuf
main
Perl_ErrorNo
Perl_GetVars
Perl_do_exec3
Perl_do_ipcctl
Perl_do_ipcget
Perl_do_msgrcv
Perl_do_msgsnd
Perl_do_semop
Perl_do_shmio
Perl_dump_fds
Perl_init_thread_intern
Perl_my_bzero
Perl_my_htonl
Perl_my_ntohl
Perl_my_swap
Perl_my_chsize
Perl_same_dirent
Perl_setenv_getix
Perl_unlnk
Perl_watch
Perl_safexcalloc
Perl_safexmalloc
Perl_safexfree
Perl_safexrealloc
Perl_my_memcmp
Perl_my_memset
PL_cshlen
PL_cshname
PL_opsave
)];
} elsif ($PLATFORM eq 'aix') {
    skip_symbols([qw(
Perl_dump_fds
Perl_ErrorNo
Perl_GetVars
Perl_my_bcopy
Perl_my_bzero
Perl_my_chsize
Perl_my_htonl
Perl_my_memcmp
Perl_my_memset
Perl_my_ntohl
Perl_my_swap
Perl_safexcalloc
Perl_safexfree
Perl_safexmalloc
Perl_safexrealloc
Perl_same_dirent
Perl_unlnk
PL_cryptseen
PL_opsave
PL_statusvalue_vms
PL_sys_intern
)]);
}

if ($PLATFORM eq 'os2') {
    emit_symbols([qw(
ctermid
get_sysinfo
Perl_OS2_init
OS2_Perl_data
dlopen
dlsym
dlerror
my_tmpfile
my_tmpnam
my_flock
malloc_mutex
threads_mutex
nthreads
nthreads_cond
os2_cond_wait
pthread_join
pthread_create
pthread_detach
XS_Cwd_change_drive
XS_Cwd_current_drive
XS_Cwd_extLibpath
XS_Cwd_extLibpath_set
XS_Cwd_sys_abspath
XS_Cwd_sys_chdir
XS_Cwd_sys_cwd
XS_Cwd_sys_is_absolute
XS_Cwd_sys_is_relative
XS_Cwd_sys_is_rooted
XS_DynaLoader_mod2fname
XS_File__Copy_syscopy
Perl_Register_MQ
Perl_Deregister_MQ
Perl_Serve_Messages
Perl_Process_Messages
init_PMWIN_entries
PMWIN_entries
Perl_hab_GET
)]);
}

if ($define{'PERL_OBJECT'}) {
  skip_symbols [qw(
    Perl_getenv_len
    Perl_my_popen
    Perl_my_pclose
    )];
}
else {
  skip_symbols [qw(
    PL_Dir
    PL_Env
    PL_LIO
    PL_Mem
    PL_Proc
    PL_Sock
    PL_StdIO
    )];
}

if ($define{'MYMALLOC'})
 {
  emit_symbols [qw(
    Perl_dump_mstats
    Perl_malloc
    Perl_mfree
    Perl_realloc
    Perl_calloc)];
 }
else
 {
  skip_symbols [qw(
    Perl_dump_mstats
    Perl_malloc
    Perl_mfree
    Perl_realloc
    Perl_calloc
    Perl_malloced_size)];
 }

unless ($define{'USE_THREADS'})
 {
  skip_symbols [qw(
PL_thr_key
PL_sv_mutex
PL_strtab_mutex
PL_svref_mutex
PL_malloc_mutex
PL_cred_mutex
PL_eval_mutex
PL_eval_cond
PL_eval_owner
PL_threads_mutex
PL_nthreads
PL_nthreads_cond
PL_threadnum
PL_threadsv_names
PL_thrsv
PL_vtbl_mutex
Perl_getTHR
Perl_setTHR
Perl_condpair_magic
Perl_new_struct_thread
Perl_per_thread_magicals
Perl_thread_create
Perl_find_threadsv
Perl_unlock_condpair
Perl_magic_mutexfree
)];
 }
unless ($define{'USE_THREADS'} or $define{'PERL_IMPLICIT_CONTEXT'}
	or $define{'PERL_OBJECT'})
{
  skip_symbols [qw(
		   Perl_croak_nocontext
		   Perl_die_nocontext
		   Perl_deb_nocontext
		   Perl_form_nocontext
		   Perl_warn_nocontext
		   Perl_warner_nocontext
		   Perl_newSVpvf_nocontext
		   Perl_sv_catpvf_nocontext
		   Perl_sv_setpvf_nocontext
		   Perl_sv_catpvf_mg_nocontext
		   Perl_sv_setpvf_mg_nocontext
		   )];
 }

unless ($define{'FAKE_THREADS'})
 {
  skip_symbols [qw(PL_curthr)];
 }

sub readvar
{
 my $file = shift;
 my $proc = shift || sub { "PL_$_[2]" };
 open(VARS,$file) || die "Cannot open $file: $!\n";
 my @syms;
 while (<VARS>)
  {
   # All symbols have a Perl_ prefix because that's what embed.h
   # sticks in front of them.
   push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
  } 
 close(VARS); 
 return \@syms;
}

if ($define{'USE_THREADS'} || $define{'MULTIPLICITY'})
 {
  my $thrd = readvar($thrdvar_h);
  skip_symbols $thrd;
 } 

if ($define{'MULTIPLICITY'})
 {
  my $interp = readvar($intrpvar_h);
  skip_symbols $interp;
 } 

if ($define{'PERL_GLOBAL_STRUCT'})
 {
  my $global = readvar($perlvars_h);
  skip_symbols $global;
  emit_symbols [qw(Perl_GetVars)];
  emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
 } 

unless ($define{'DEBUGGING'})
 {
  skip_symbols [qw(
    Perl_deb
    Perl_deb_growlevel
    Perl_debop
    Perl_debprofdump
    Perl_debstack
    Perl_debstackptrs
    Perl_runops_debug
    Perl_sv_peek
    PL_block_type
    PL_watchaddr
    PL_watchok)];
 }

if ($PLATFORM eq 'win32' && $define{'HAVE_DES_FCRYPT'})
 {
  emit_symbols [qw(win32_crypt)];
 }

# functions from *.sym files

my @syms = ($global_sym, $pp_sym, $globvar_sym);

if ($define{'USE_PERLIO'})
 {
     push @syms, $perlio_sym;
 }

for my $syms (@syms)
 {
  open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n";
  while (<GLOBAL>) 
   {
    next if (!/^[A-Za-z]/);
    # Functions have a Perl_ prefix
    # Variables have a PL_ prefix
    chomp($_);
    my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
    $symbol .= $_;
    emit_symbol($symbol) unless exists $skip{$symbol};
   }
  close(GLOBAL);
 }

# variables

if ($define{'PERL_OBJECT'}) {
    for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
	my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
	emit_symbols $glob;
    }
}
else {
    unless ($define{'PERL_GLOBAL_STRUCT'}) {
	my $glob = readvar($perlvars_h);
	emit_symbols $glob;
    } 
    unless ($define{'MULTIPLICITY'}) {
	my $glob = readvar($intrpvar_h);
	emit_symbols $glob;
    } 

    unless ($define{'MULTIPLICITY'} || $define{'USE_THREADS'}) {
	my $glob = readvar($thrdvar_h);
	emit_symbols $glob;
    } 
}

sub try_symbol {
    my $symbol = shift;

    return if $symbol !~ /^[A-Za-z]/;
    return if $symbol =~ /^\#/;
    $symbol =~s/\r//g;
    chomp($symbol);
    return if exists $skip{$symbol};
    emit_symbol($symbol);
}

while (<DATA>) {
    try_symbol($_);
}

if ($PLATFORM eq 'win32') {
    foreach my $symbol (qw(
boot_DynaLoader
Perl_getTHR
Perl_init_os_extras
Perl_setTHR
Perl_thread_create
Perl_win32_init
RunPerl
GetPerlInterpreter
SetPerlInterpreter
win32_errno
win32_environ
win32_stdin
win32_stdout
win32_stderr
win32_ferror
win32_feof
win32_strerror
win32_fprintf
win32_printf
win32_vfprintf
win32_vprintf
win32_fread
win32_fwrite
win32_fopen
win32_fdopen
win32_freopen
win32_fclose
win32_fputs
win32_fputc
win32_ungetc
win32_getc
win32_fileno
win32_clearerr
win32_fflush
win32_ftell
win32_fseek
win32_fgetpos
win32_fsetpos
win32_rewind
win32_tmpfile
win32_abort
win32_fstat
win32_stat
win32_pipe
win32_popen
win32_pclose
win32_rename
win32_setmode
win32_lseek
win32_tell
win32_dup
win32_dup2
win32_open
win32_close
win32_eof
win32_read
win32_write
win32_spawnvp
win32_mkdir
win32_rmdir
win32_chdir
win32_flock
win32_execv
win32_execvp
win32_htons
win32_ntohs
win32_htonl
win32_ntohl
win32_inet_addr
win32_inet_ntoa
win32_socket
win32_bind
win32_listen
win32_accept
win32_connect
win32_send
win32_sendto
win32_recv
win32_recvfrom
win32_shutdown
win32_closesocket
win32_ioctlsocket
win32_setsockopt
win32_getsockopt
win32_getpeername
win32_getsockname
win32_gethostname
win32_gethostbyname
win32_gethostbyaddr
win32_getprotobyname
win32_getprotobynumber
win32_getservbyname
win32_getservbyport
win32_select
win32_endhostent
win32_endnetent
win32_endprotoent
win32_endservent
win32_getnetent
win32_getnetbyname
win32_getnetbyaddr
win32_getprotoent
win32_getservent
win32_sethostent
win32_setnetent
win32_setprotoent
win32_setservent
win32_getenv
win32_putenv
win32_perror
win32_setbuf
win32_setvbuf
win32_flushall
win32_fcloseall
win32_fgets
win32_gets
win32_fgetc
win32_putc
win32_puts
win32_getchar
win32_putchar
win32_malloc
win32_calloc
win32_realloc
win32_free
win32_sleep
win32_times
win32_alarm
win32_open_osfhandle
win32_get_osfhandle
win32_ioctl
win32_utime
win32_uname
win32_wait
win32_waitpid
win32_kill
win32_str_os_error
win32_opendir
win32_readdir
win32_telldir
win32_seekdir
win32_rewinddir
win32_closedir
win32_longpath
win32_os_id
			   )) {
	try_symbol($symbol);
    }
}
elsif ($PLATFORM eq 'os2') {
  open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
  /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
  close MAP or die 'Cannot close miniperl.map';
  
  @missing = grep { !exists $mapped{$_} } keys %export;
  delete $export{$_} foreach @missing;
}

# Now all symbols should be defined because
# next we are going to output them.

foreach my $symbol (sort keys %export)
 {
   output_symbol($symbol);
 }

sub emit_symbol {
	my $symbol = shift;
        chomp($symbol); 
	$export{$symbol} = 1;
}

sub output_symbol {
    my $symbol = shift;
    if ($PLATFORM eq 'win32') {
	$symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
	print "\t$symbol\n";
# XXX: binary compatibility between compilers is an exercise
# in frustration :-(
#        if ($CCTYPE eq "BORLAND") {
#	    # workaround Borland quirk by exporting both the straight
#	    # name and a name with leading underscore.  Note the
#	    # alias *must* come after the symbol itself, if both
#	    # are to be exported. (Linker bug?)
#	    print "\t_$symbol\n";
#	    print "\t$symbol = _$symbol\n";
#	}
#	elsif ($CCTYPE eq 'GCC') {
#	    # Symbols have leading _ whole process is $%@"% slow
#	    # so skip aliases for now
#	    nprint "\t$symbol\n";
#	}
#	else {
#	    # for binary coexistence, export both the symbol and
#	    # alias with leading underscore
#	    print "\t$symbol\n";
#	    print "\t_$symbol = $symbol\n";
#	}
    } elsif ($PLATFORM eq 'os2') {
	print qq(    "$symbol"\n);
    } elsif ($PLATFORM eq 'aix') {
	print "$symbol\n";
    }
}

1;
__DATA__
# extra globals not included above.
perl_alloc
perl_construct
perl_destruct
perl_free
perl_parse
perl_run
Commit	Line	Data
549a6b10 JH	1	#
	2	# Create the export list for perl.
	3	#
3cfae81b IZ	4	# Needed by WIN32 and OS/2 for creating perl.dll
3cfae81b IZ	5	# and by AIX for creating libperl.a when -Dusershrplib is in effect.
549a6b10	6	#
22c35a8c	7	# reads global.sym, pp.sym, perlvars.h, intrpvar.h, thrdvar.h, config.h
3cfae81b	8	# On OS/2 reads miniperl.map as well
0a753a76	9
549a6b10 JH	10	my $PLATFORM;
549a6b10 JH	11	my $CCTYPE;
910dfcc8 GS	12
910dfcc8 GS	13	while (@ARGV)
d55594ae GS	14	{
	15	my $flag = shift;
	16	$define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
3cfae81b	17	$define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
549a6b10 JH	18	$CCTYPE = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
549a6b10 JH	19	$PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
d55594ae GS	20	}
d55594ae GS	21
3cfae81b	22	my @PLATFORM = qw(aix win32 os2);
549a6b10 JH	23	my %PLATFORM;
	24	@PLATFORM{@PLATFORM} = ();
	25
	26	defined $PLATFORM \|\| die "PLATFORM undefined, must be one of: @PLATFORM\n";
	27	exists $PLATFORM{$PLATFORM} \|\| die "PLATFORM must be one of: @PLATFORM\n";
	28
	29	my $config_sh = "config.sh";
	30	my $config_h = "config.h";
	31	my $thrdvar_h = "thrdvar.h";
	32	my $intrpvar_h = "intrpvar.h";
	33	my $perlvars_h = "perlvars.h";
	34	my $global_sym = "global.sym";
	35	my $pp_sym = "pp.sym";
	36	my $globvar_sym = "globvar.sym";
	37	my $perlio_sym = "perlio.sym";
	38
	39	if ($PLATFORM eq 'aix') {
	40	# Nothing for now.
	41	} elsif ($PLATFORM eq 'win32') {
	42	$CCTYPE = "MSVC" unless defined $CCTYPE;
	43	foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym, $pp_sym, $globvar_sym) {
	44	s!^!..\\!;
	45	}
	46	}
	47
	48	unless ($PLATFORM eq 'win32') {
	49	open(CFG,$config_sh) \|\| die "Cannot open $config_sh: $!\n";
	50	while (<CFG>)
	51	{
	52	if (/^(?:ccflags\|optimize)='(.+)'$/) {
	53	$_ = $1;
	54	$define{$1} = 1 while /-D(\w+)/g;
	55	}
3cfae81b IZ	56	if ($PLATFORM eq 'os2') {
	57	$CONFIG_ARGS = $1 if /^(?:config_args)='(.+)'$/;
	58	$ARCHNAME = $1 if /^(?:archname)='(.+)'$/;
	59	}
549a6b10 JH	60	}
	61	close(CFG);
	62	}
	63
	64	open(CFG,$config_h) \|\| die "Cannot open $config_h: $!\n";
bbc8f9de NIS	65	while (<CFG>)
	66	{
	67	$define{$1} = 1 if /^\s#\sdefine\s+(MYMALLOC)\b/;
924b3ec4	68	$define{$1} = 1 if /^\s#\sdefine\s+(USE_THREADS)\b/;
549a6b10	69	$define{$1} = 1 if /^\s#\sdefine\s+(USE_PERLIO)\b/;
b86a2fa7	70	$define{$1} = 1 if /^\s#\sdefine\s+(MULTIPLICITY)\b/;
bbc8f9de NIS	71	}
	72	close(CFG);
	73
549a6b10 JH	74	if ($PLATFORM eq 'win32') {
	75	warn join(' ',keys %define)."\n";
	76	if ($define{PERL_OBJECT}) {
3075ddba	77	print "LIBRARY Perl56\n";
549a6b10 JH	78	print "DESCRIPTION 'Perl interpreter'\n";
549a6b10 JH	79	print "EXPORTS\n";
51371543	80	# output_symbol("perl_alloc");
549a6b10 JH	81	output_symbol("perl_get_host_info");
549a6b10 JH	82	output_symbol("perl_alloc_using");
51371543 GS	83	# output_symbol("perl_construct");
	84	# output_symbol("perl_destruct");
	85	# output_symbol("perl_free");
	86	# output_symbol("perl_parse");
	87	# output_symbol("perl_run");
	88	# output_symbol("RunPerl");
51371543	89	# exit(0);
51371543 GS	90	}
51371543 GS	91	else {
549a6b10 JH	92	if ($CCTYPE ne 'GCC') {
	93	print "LIBRARY Perl\n";
	94	print "DESCRIPTION 'Perl interpreter, export autogenerated'\n";
	95	}
	96	else {
	97	$define{'PERL_GLOBAL_STRUCT'} = 1;
	98	$define{'MULTIPLICITY'} = 1;
	99	}
	100	print "EXPORTS\n";
	101	}
3cfae81b IZ	102	} elsif ($PLATFORM eq 'os2') {
	103	($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
	104	$v .= '-thread' if $ARCHNAME =~ /-thread/;
	105	#$sum = 0;
	106	#for (split //, $v) {
	107	# $sum = ($sum * 33) + ord;
	108	# $sum &= 0xffffff;
	109	#}
	110	#$sum += $sum >> 5;
	111	#$sum &= 0xffff;
	112	#$sum = printf '%X', $sum;
	113	($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
	114	# print STDERR "'$dll' <= '$define{PERL_DLL}'\n";
	115	print <<"---EOP---";
	116	LIBRARY '$dll' INITINSTANCE TERMINSTANCE
	117	DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'
	118	STACKSIZE 32768
	119	CODE LOADONCALL
	120	DATA LOADONCALL NONSHARED MULTIPLE
	121	EXPORTS
	122	---EOP---
549a6b10 JH	123	} elsif ($PLATFORM eq 'aix') {
549a6b10 JH	124	print "#!\n";
ac4c12e7	125	}
bbc8f9de	126
22239a37 NIS	127	my %skip;
	128	my %export;
	129
51371543 GS	130	sub skip_symbols {
	131	my $list = shift;
	132	foreach my $symbol (@$list) {
	133	$skip{$symbol} = 1;
	134	}
22239a37 NIS	135	}
22239a37 NIS	136
51371543 GS	137	sub emit_symbols {
	138	my $list = shift;
	139	foreach my $symbol (@$list) {
	140	my $skipsym = $symbol;
	141	# XXX hack
	142	if ($define{PERL_OBJECT}) {
	143	$skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
	144	}
	145	emit_symbol($symbol) unless exists $skip{$skipsym};
	146	}
22239a37 NIS	147	}
22239a37 NIS	148
549a6b10	149	if ($PLATFORM eq 'win32') {
22239a37	150	skip_symbols [qw(
db15561c GS	151	PL_statusvalue_vms
	152	PL_archpat_auto
	153	PL_cryptseen
	154	PL_DBcv
	155	PL_generation
db15561c GS	156	PL_lastgotoprobe
	157	PL_linestart
	158	PL_modcount
	159	PL_pending_ident
	160	PL_sortcxix
	161	PL_sublex_info
	162	PL_timesbuf
4f63d024 GS	163	main
	164	Perl_ErrorNo
	165	Perl_GetVars
a6c40364	166	Perl_do_exec3
0a753a76	167	Perl_do_ipcctl
	168	Perl_do_ipcget
	169	Perl_do_msgrcv
	170	Perl_do_msgsnd
	171	Perl_do_semop
	172	Perl_do_shmio
0a753a76	173	Perl_dump_fds
d55594ae	174	Perl_init_thread_intern
0a753a76	175	Perl_my_bzero
	176	Perl_my_htonl
	177	Perl_my_ntohl
	178	Perl_my_swap
	179	Perl_my_chsize
0a753a76	180	Perl_same_dirent
68dc0745	181	Perl_setenv_getix
0a753a76	182	Perl_unlnk
0a753a76	183	Perl_watch
0a753a76	184	Perl_safexcalloc
	185	Perl_safexmalloc
	186	Perl_safexfree
	187	Perl_safexrealloc
68dc0745	188	Perl_my_memcmp
8b10511d	189	Perl_my_memset
db15561c GS	190	PL_cshlen
	191	PL_cshname
	192	PL_opsave
22239a37	193	)];
549a6b10 JH	194	} elsif ($PLATFORM eq 'aix') {
	195	skip_symbols([qw(
	196	Perl_dump_fds
	197	Perl_ErrorNo
	198	Perl_GetVars
	199	Perl_my_bcopy
	200	Perl_my_bzero
	201	Perl_my_chsize
	202	Perl_my_htonl
	203	Perl_my_memcmp
	204	Perl_my_memset
	205	Perl_my_ntohl
	206	Perl_my_swap
	207	Perl_safexcalloc
	208	Perl_safexfree
	209	Perl_safexmalloc
	210	Perl_safexrealloc
	211	Perl_same_dirent
	212	Perl_unlnk
	213	PL_cryptseen
	214	PL_opsave
	215	PL_statusvalue_vms
	216	PL_sys_intern
	217	)]);
	218	}
0a753a76	219
3cfae81b IZ	220	if ($PLATFORM eq 'os2') {
	221	emit_symbols([qw(
	222	ctermid
	223	get_sysinfo
	224	Perl_OS2_init
	225	OS2_Perl_data
	226	dlopen
	227	dlsym
	228	dlerror
	229	my_tmpfile
	230	my_tmpnam
	231	my_flock
	232	malloc_mutex
	233	threads_mutex
	234	nthreads
	235	nthreads_cond
	236	os2_cond_wait
	237	pthread_join
	238	pthread_create
	239	pthread_detach
	240	XS_Cwd_change_drive
	241	XS_Cwd_current_drive
	242	XS_Cwd_extLibpath
	243	XS_Cwd_extLibpath_set
	244	XS_Cwd_sys_abspath
	245	XS_Cwd_sys_chdir
	246	XS_Cwd_sys_cwd
	247	XS_Cwd_sys_is_absolute
	248	XS_Cwd_sys_is_relative
	249	XS_Cwd_sys_is_rooted
	250	XS_DynaLoader_mod2fname
	251	XS_File__Copy_syscopy
	252	Perl_Register_MQ
	253	Perl_Deregister_MQ
	254	Perl_Serve_Messages
	255	Perl_Process_Messages
	256	init_PMWIN_entries
	257	PMWIN_entries
	258	Perl_hab_GET
	259	)]);
	260	}
	261
51371543 GS	262	if ($define{'PERL_OBJECT'}) {
	263	skip_symbols [qw(
	264	Perl_getenv_len
	265	Perl_my_popen
	266	Perl_my_pclose
	267	)];
	268	}
	269	else {
	270	skip_symbols [qw(
	271	PL_Dir
	272	PL_Env
	273	PL_LIO
	274	PL_Mem
	275	PL_Proc
	276	PL_Sock
	277	PL_StdIO
	278	)];
	279	}
c69f112c	280
bbc8f9de NIS	281	if ($define{'MYMALLOC'})
bbc8f9de NIS	282	{
22239a37	283	emit_symbols [qw(
9423c6fc	284	Perl_dump_mstats
22239a37	285	Perl_malloc
f2517201	286	Perl_mfree
22239a37 NIS	287	Perl_realloc
22239a37 NIS	288	Perl_calloc)];
bbc8f9de	289	}
32fcaa0b GS	290	else
	291	{
	292	skip_symbols [qw(
df31f264	293	Perl_dump_mstats
4f63d024 GS	294	Perl_malloc
	295	Perl_mfree
	296	Perl_realloc
	297	Perl_calloc
32fcaa0b GS	298	Perl_malloced_size)];
32fcaa0b GS	299	}
bbc8f9de	300
d55594ae GS	301	unless ($define{'USE_THREADS'})
d55594ae GS	302	{
22239a37	303	skip_symbols [qw(
db15561c GS	304	PL_thr_key
db15561c GS	305	PL_sv_mutex
46124e9e	306	PL_strtab_mutex
db15561c GS	307	PL_svref_mutex
db15561c GS	308	PL_malloc_mutex
5ff3f7a4	309	PL_cred_mutex
db15561c GS	310	PL_eval_mutex
	311	PL_eval_cond
	312	PL_eval_owner
	313	PL_threads_mutex
	314	PL_nthreads
	315	PL_nthreads_cond
	316	PL_threadnum
	317	PL_threadsv_names
	318	PL_thrsv
22c35a8c	319	PL_vtbl_mutex
eb480a0b GS	320	Perl_getTHR
eb480a0b GS	321	Perl_setTHR
d55594ae	322	Perl_condpair_magic
32f822de	323	Perl_new_struct_thread
32f822de	324	Perl_per_thread_magicals
d4cce5f1 NIS	325	Perl_thread_create
d4cce5f1 NIS	326	Perl_find_threadsv
d55594ae	327	Perl_unlock_condpair
d55594ae	328	Perl_magic_mutexfree
95906810	329	)];
910dfcc8	330	}
c5be433b GS	331	unless ($define{'USE_THREADS'} or $define{'PERL_IMPLICIT_CONTEXT'}
	332	or $define{'PERL_OBJECT'})
	333	{
4f63d024 GS	334	skip_symbols [qw(
	335	Perl_croak_nocontext
	336	Perl_die_nocontext
c5be433b	337	Perl_deb_nocontext
4f63d024 GS	338	Perl_form_nocontext
4f63d024 GS	339	Perl_warn_nocontext
c5be433b	340	Perl_warner_nocontext
4f63d024 GS	341	Perl_newSVpvf_nocontext
	342	Perl_sv_catpvf_nocontext
	343	Perl_sv_setpvf_nocontext
	344	Perl_sv_catpvf_mg_nocontext
	345	Perl_sv_setpvf_mg_nocontext
	346	)];
	347	}
d4cce5f1	348
910dfcc8 GS	349	unless ($define{'FAKE_THREADS'})
910dfcc8 GS	350	{
db15561c	351	skip_symbols [qw(PL_curthr)];
d55594ae GS	352	}
d55594ae GS	353
22239a37 NIS	354	sub readvar
	355	{
	356	my $file = shift;
51371543	357	my $proc = shift \|\| sub { "PL_$_[2]" };
549a6b10	358	open(VARS,$file) \|\| die "Cannot open $file: $!\n";
22239a37 NIS	359	my @syms;
	360	while (<VARS>)
	361	{
	362	# All symbols have a Perl_ prefix because that's what embed.h
	363	# sticks in front of them.
51371543	364	push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
22239a37 NIS	365	}
	366	close(VARS);
	367	return \@syms;
	368	}
	369
d4cce5f1	370	if ($define{'USE_THREADS'} \|\| $define{'MULTIPLICITY'})
d55594ae	371	{
549a6b10	372	my $thrd = readvar($thrdvar_h);
22239a37	373	skip_symbols $thrd;
d55594ae GS	374	}
d55594ae GS	375
d4cce5f1	376	if ($define{'MULTIPLICITY'})
d55594ae	377	{
549a6b10	378	my $interp = readvar($intrpvar_h);
22239a37 NIS	379	skip_symbols $interp;
	380	}
	381
	382	if ($define{'PERL_GLOBAL_STRUCT'})
	383	{
549a6b10	384	my $global = readvar($perlvars_h);
22239a37	385	skip_symbols $global;
852c2e52	386	emit_symbols [qw(Perl_GetVars)];
db15561c	387	emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
d4cce5f1	388	}
d55594ae	389
36c15d3f NIS	390	unless ($define{'DEBUGGING'})
36c15d3f NIS	391	{
22239a37	392	skip_symbols [qw(
fea7140c GS	393	Perl_deb
	394	Perl_deb_growlevel
	395	Perl_debop
	396	Perl_debprofdump
	397	Perl_debstack
	398	Perl_debstackptrs
22239a37 NIS	399	Perl_runops_debug
22239a37 NIS	400	Perl_sv_peek
3836fe67	401	PL_block_type
22c35a8c GS	402	PL_watchaddr
22c35a8c GS	403	PL_watchok)];
36c15d3f NIS	404	}
36c15d3f NIS	405
549a6b10	406	if ($PLATFORM eq 'win32' && $define{'HAVE_DES_FCRYPT'})
26618a56 GS	407	{
	408	emit_symbols [qw(win32_crypt)];
	409	}
	410
22c35a8c GS	411	# functions from *.sym files
22c35a8c GS	412
549a6b10 JH	413	my @syms = ($global_sym, $pp_sym, $globvar_sym);
	414
	415	if ($define{'USE_PERLIO'})
22239a37	416	{
549a6b10 JH	417	push @syms, $perlio_sym;
	418	}
	419
	420	for my $syms (@syms)
	421	{
	422	open (GLOBAL, "<$syms") \|\| die "failed to open $syms: $!\n";
22c35a8c GS	423	while (<GLOBAL>)
	424	{
	425	next if (!/^[A-Za-z]/);
	426	# Functions have a Perl_ prefix
	427	# Variables have a PL_ prefix
	428	chomp($_);
4f63d024	429	my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
22c35a8c GS	430	$symbol .= $_;
	431	emit_symbol($symbol) unless exists $skip{$symbol};
	432	}
	433	close(GLOBAL);
22239a37	434	}
0a753a76	435
22c35a8c	436	# variables
0a753a76	437
51371543	438	if ($define{'PERL_OBJECT'}) {
43cd9f80	439	for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
51371543 GS	440	my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
	441	emit_symbols $glob;
	442	}
	443	}
	444	else {
	445	unless ($define{'PERL_GLOBAL_STRUCT'}) {
549a6b10	446	my $glob = readvar($perlvars_h);
51371543 GS	447	emit_symbols $glob;
	448	}
	449	unless ($define{'MULTIPLICITY'}) {
549a6b10	450	my $glob = readvar($intrpvar_h);
51371543 GS	451	emit_symbols $glob;
	452	}
	453
	454	unless ($define{'MULTIPLICITY'} \|\| $define{'USE_THREADS'}) {
549a6b10	455	my $glob = readvar($thrdvar_h);
51371543 GS	456	emit_symbols $glob;
	457	}
	458	}
0a753a76	459
549a6b10 JH	460	sub try_symbol {
549a6b10 JH	461	my $symbol = shift;
22239a37	462
549a6b10 JH	463	return if $symbol !~ /^[A-Za-z]/;
	464	return if $symbol =~ /^\#/;
	465	$symbol =~s/\r//g;
	466	chomp($symbol);
43cd9f80	467	return if exists $skip{$symbol};
549a6b10	468	emit_symbol($symbol);
3e3baf6d	469	}
0a753a76	470
549a6b10 JH	471	while (<DATA>) {
549a6b10 JH	472	try_symbol($_);
ac4c12e7 GS	473	}
ac4c12e7 GS	474
549a6b10 JH	475	if ($PLATFORM eq 'win32') {
549a6b10 JH	476	foreach my $symbol (qw(
d28b3ca3	477	boot_DynaLoader
549a6b10 JH	478	Perl_getTHR
	479	Perl_init_os_extras
	480	Perl_setTHR
d55594ae	481	Perl_thread_create
549a6b10 JH	482	Perl_win32_init
549a6b10 JH	483	RunPerl
43cd9f80 GS	484	GetPerlInterpreter
43cd9f80 GS	485	SetPerlInterpreter
68dc0745	486	win32_errno
96e4d5b1	487	win32_environ
68dc0745	488	win32_stdin
68dc0745	489	win32_stdout
96e4d5b1	490	win32_stderr
68dc0745	491	win32_ferror
	492	win32_feof
	493	win32_strerror
	494	win32_fprintf
	495	win32_printf
	496	win32_vfprintf
96e4d5b1	497	win32_vprintf
68dc0745	498	win32_fread
	499	win32_fwrite
	500	win32_fopen
	501	win32_fdopen
	502	win32_freopen
	503	win32_fclose
	504	win32_fputs
	505	win32_fputc
	506	win32_ungetc
	507	win32_getc
	508	win32_fileno
	509	win32_clearerr
	510	win32_fflush
	511	win32_ftell
	512	win32_fseek
	513	win32_fgetpos
	514	win32_fsetpos
	515	win32_rewind
	516	win32_tmpfile
	517	win32_abort
	518	win32_fstat
96e4d5b1	519	win32_stat
68dc0745	520	win32_pipe
	521	win32_popen
	522	win32_pclose
e24c7c18	523	win32_rename
68dc0745	524	win32_setmode
96e4d5b1	525	win32_lseek
96e4d5b1	526	win32_tell
68dc0745	527	win32_dup
68dc0745	528	win32_dup2
96e4d5b1	529	win32_open
	530	win32_close
	531	win32_eof
68dc0745	532	win32_read
68dc0745	533	win32_write
3e3baf6d	534	win32_spawnvp
5aabfad6	535	win32_mkdir
	536	win32_rmdir
	537	win32_chdir
c90c0ff4	538	win32_flock
eb62e965	539	win32_execv
6890e559	540	win32_execvp
54310121	541	win32_htons
	542	win32_ntohs
	543	win32_htonl
	544	win32_ntohl
	545	win32_inet_addr
	546	win32_inet_ntoa
	547	win32_socket
	548	win32_bind
	549	win32_listen
	550	win32_accept
	551	win32_connect
	552	win32_send
	553	win32_sendto
	554	win32_recv
	555	win32_recvfrom
	556	win32_shutdown
3a25acb4	557	win32_closesocket
54310121	558	win32_ioctlsocket
	559	win32_setsockopt
	560	win32_getsockopt
	561	win32_getpeername
	562	win32_getsockname
	563	win32_gethostname
	564	win32_gethostbyname
	565	win32_gethostbyaddr
	566	win32_getprotobyname
	567	win32_getprotobynumber
	568	win32_getservbyname
	569	win32_getservbyport
	570	win32_select
	571	win32_endhostent
	572	win32_endnetent
	573	win32_endprotoent
	574	win32_endservent
	575	win32_getnetent
	576	win32_getnetbyname
	577	win32_getnetbyaddr
	578	win32_getprotoent
	579	win32_getservent
	580	win32_sethostent
	581	win32_setnetent
	582	win32_setprotoent
	583	win32_setservent
ad2e33dc	584	win32_getenv
ac5c734f	585	win32_putenv
84902520 TB	586	win32_perror
	587	win32_setbuf
	588	win32_setvbuf
	589	win32_flushall
	590	win32_fcloseall
	591	win32_fgets
	592	win32_gets
	593	win32_fgetc
	594	win32_putc
	595	win32_puts
	596	win32_getchar
	597	win32_putchar
	598	win32_malloc
	599	win32_calloc
	600	win32_realloc
	601	win32_free
f3986ebb GS	602	win32_sleep
	603	win32_times
	604	win32_alarm
65e48ea9 GS	605	win32_open_osfhandle
65e48ea9 GS	606	win32_get_osfhandle
f998180f	607	win32_ioctl
ad0751ec	608	win32_utime
b2af26b1	609	win32_uname
22fae026	610	win32_wait
f55ee38a GS	611	win32_waitpid
f55ee38a GS	612	win32_kill
22fae026	613	win32_str_os_error
ce2e26e5 GS	614	win32_opendir
	615	win32_readdir
	616	win32_telldir
	617	win32_seekdir
	618	win32_rewinddir
	619	win32_closedir
8ac9c18d	620	win32_longpath
0cb96387	621	win32_os_id
549a6b10 JH	622	)) {
	623	try_symbol($symbol);
	624	}
	625	}
3cfae81b IZ	626	elsif ($PLATFORM eq 'os2') {
	627	open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
	628	/^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
	629	close MAP or die 'Cannot close miniperl.map';
	630
	631	@missing = grep { !exists $mapped{$_} } keys %export;
	632	delete $export{$_} foreach @missing;
	633	}
22239a37	634
549a6b10 JH	635	# Now all symbols should be defined because
	636	# next we are going to output them.
	637
	638	foreach my $symbol (sort keys %export)
	639	{
	640	output_symbol($symbol);
	641	}
	642
	643	sub emit_symbol {
	644	my $symbol = shift;
	645	chomp($symbol);
	646	$export{$symbol} = 1;
	647	}
	648
	649	sub output_symbol {
	650	my $symbol = shift;
	651	if ($PLATFORM eq 'win32') {
549a6b10	652	$symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
520c758a	653	print "\t$symbol\n";
549a6b10 JH	654	# XXX: binary compatibility between compilers is an exercise
	655	# in frustration :-(
	656	# if ($CCTYPE eq "BORLAND") {
	657	# # workaround Borland quirk by exporting both the straight
	658	# # name and a name with leading underscore. Note the
	659	# # alias must come after the symbol itself, if both
	660	# # are to be exported. (Linker bug?)
	661	# print "\t_$symbol\n";
	662	# print "\t$symbol = _$symbol\n";
	663	# }
	664	# elsif ($CCTYPE eq 'GCC') {
	665	# # Symbols have leading _ whole process is $%@"% slow
	666	# # so skip aliases for now
	667	# nprint "\t$symbol\n";
	668	# }
	669	# else {
	670	# # for binary coexistence, export both the symbol and
	671	# # alias with leading underscore
	672	# print "\t$symbol\n";
	673	# print "\t_$symbol = $symbol\n";
	674	# }
3cfae81b IZ	675	} elsif ($PLATFORM eq 'os2') {
3cfae81b IZ	676	print qq( "$symbol"\n);
549a6b10 JH	677	} elsif ($PLATFORM eq 'aix') {
	678	print "$symbol\n";
	679	}
	680	}
	681
	682	1;
	683	__DATA__
	684	# extra globals not included above.
	685	perl_alloc
	686	perl_construct
	687	perl_destruct
	688	perl_free
	689	perl_parse
	690	perl_run