[p5sagit/p5-mst-13.2.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;

my %bincompat5005 =
      (Perl_call_argv		=>	"perl_call_argv",
       Perl_call_method		=>	"perl_call_method",
       Perl_call_pv		=>	"perl_call_pv",
       Perl_call_sv		=>	"perl_call_sv",
       Perl_get_av		=>	"perl_get_av",
       Perl_get_cv		=>	"perl_get_cv",
       Perl_get_hv		=>	"perl_get_hv",
       Perl_get_sv		=>	"perl_get_sv",
       Perl_init_i18nl10n	=>	"perl_init_i18nl10n",
       Perl_init_i18nl14n	=>	"perl_init_i18nl14n",
       Perl_new_collate		=>	"perl_new_collate",
       Perl_new_ctype		=>	"perl_new_ctype",
       Perl_new_numeric		=>	"perl_new_numeric",
       Perl_require_pv		=>	"perl_require_pv",
       Perl_safesyscalloc	=>	"Perl_safecalloc",
       Perl_safesysfree		=>	"Perl_safefree",
       Perl_safesysmalloc	=>	"Perl_safemalloc",
       Perl_safesysrealloc	=>	"Perl_saferealloc",
       Perl_set_numeric_local	=>	"perl_set_numeric_local",
       Perl_set_numeric_standard  =>	"perl_set_numeric_standard",
       Perl_malloc		=>	"malloc",
       Perl_mfree		=>	"free",
       Perl_realloc		=>	"realloc",
       Perl_calloc		=>	"calloc",);

my $bincompat5005 = join("|", keys %bincompat5005);

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_5005THREADS)\b/;
    $define{$1} = 1 if /^\s*#\s*define\s+(USE_ITHREADS)\b/;
    $define{$1} = 1 if /^\s*#\s*define\s+(USE_PERLIO)\b/;
    $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/;
    $define{$1} = 1 if /^\s*#\s*define\s+(PERL_IMPLICIT_SYS)\b/;
    $define{$1} = 1 if /^\s*#\s*define\s+(PERL_BINCOMPAT_5005)\b/;
}
close(CFG);

# perl.h logic duplication begins

if ($define{USE_ITHREADS}) {
    if (!$define{MULTIPLICITY} && !defined{PERL_OBJECT}) {
        $define{MULTIPLICITY} = 1;
    }
}

$define{PERL_IMPLICIT_CONTEXT} ||=
    $define{USE_ITHREADS} ||
    $define{USE_THREADS}  ||
    $define{MULTIPLICITY} ;

if ($define{PERL_CAPI}) {
    delete $define{PERL_OBJECT};
    $define{MULTIPLICITY} = 1; 
    $define{PERL_IMPLICIT_CONTEXT} = 1;
    $define{PERL_IMPLICIT_SYS}     = 1;
}

if ($define{PERL_OBJECT}) {
    $define{PERL_IMPLICIT_CONTEXT} = 1;
    $define{PERL_IMPLICIT_SYS}     = 1;
}

# perl.h logic duplication ends

if ($PLATFORM eq 'win32') {
    warn join(' ',keys %define)."\n";
    print "LIBRARY Perl56\n";
    print "DESCRIPTION 'Perl interpreter'\n";
    print "EXPORTS\n";
    if ($define{PERL_IMPLICIT_SYS}) {
	output_symbol("perl_get_host_info");
	output_symbol("perl_alloc_override");
    }
}
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} || $define{MULTIPLICITY}) {
	    $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
	}
	emit_symbol($symbol) unless exists $skip{$skipsym};
    }
}

if ($PLATFORM eq 'win32') {
    skip_symbols [qw(
		     PL_statusvalue_vms
		     PL_archpat_auto
		     PL_cryptseen
		     PL_DBcv
		     PL_generation
		     PL_lastgotoprobe
		     PL_linestart
		     PL_modcount
		     PL_pending_ident
		     PL_sortcxix
		     PL_sublex_info
		     PL_timesbuf
		     main
		     Perl_ErrorNo
		     Perl_GetVars
		     Perl_do_exec3
		     Perl_do_ipcctl
		     Perl_do_ipcget
		     Perl_do_msgrcv
		     Perl_do_msgsnd
		     Perl_do_semop
		     Perl_do_shmio
		     Perl_dump_fds
		     Perl_init_thread_intern
		     Perl_my_bzero
		     Perl_my_htonl
		     Perl_my_ntohl
		     Perl_my_swap
		     Perl_my_chsize
		     Perl_same_dirent
		     Perl_setenv_getix
		     Perl_unlnk
		     Perl_watch
		     Perl_safexcalloc
		     Perl_safexmalloc
		     Perl_safexfree
		     Perl_safexrealloc
		     Perl_my_memcmp
		     Perl_my_memset
		     PL_cshlen
		     PL_cshname
		     PL_opsave
		     Perl_do_exec
		     Perl_getenv_len
		     Perl_my_pclose
		     Perl_my_popen
		     )];
}
elsif ($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
		     Perl_sys_intern_dup
		     PL_cryptseen
		     PL_opsave
		     PL_statusvalue_vms
		     PL_sys_intern
		     )]);
}
elsif ($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
		    os2_stat
		    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
		    )]);
}

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

unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
    skip_symbols [qw(
		    PL_protect
		    Perl_default_protect
		    Perl_vdefault_protect
		    )];
}

if ($define{'MYMALLOC'}) {
    emit_symbols [qw(
		    Perl_dump_mstats
		    Perl_get_mstats
		    Perl_malloc
		    Perl_mfree
		    Perl_realloc
		    Perl_calloc
		    )];
    if ($define{'USE_5005THREADS'} || $define{'USE_ITHREADS'}) {
	emit_symbols [qw(
			PL_malloc_mutex
			)];
    }
    else {
	skip_symbols [qw(
			PL_malloc_mutex
			)];
    }
}
else {
    skip_symbols [qw(
		    PL_malloc_mutex
		    Perl_dump_mstats
		    Perl_get_mstats
		    Perl_malloc
		    Perl_mfree
		    Perl_realloc
		    Perl_calloc
		    Perl_malloced_size
		    )];
}

unless ($define{'USE_5005THREADS'}) {
    skip_symbols [qw(
		    PL_thr_key
		    PL_sv_mutex
		    PL_strtab_mutex
		    PL_svref_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_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_ITHREADS'}) {
    skip_symbols [qw(
		    PL_ptr_table
		    Perl_dirp_dup
		    Perl_cx_dup
		    Perl_si_dup
		    Perl_any_dup
		    Perl_ss_dup
		    Perl_fp_dup
		    Perl_gp_dup
		    Perl_he_dup
		    Perl_mg_dup
		    Perl_re_dup
		    Perl_sv_dup
		    Perl_sys_intern_dup
		    Perl_ptr_table_fetch
		    Perl_ptr_table_new
		    Perl_ptr_table_split
		    Perl_ptr_table_store
		    perl_clone
		    perl_clone_using
		    )];
}

unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
    skip_symbols [qw(
		    Perl_croak_nocontext
		    Perl_die_nocontext
		    Perl_deb_nocontext
		    Perl_form_nocontext
		    Perl_mess_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{'PERL_IMPLICIT_SYS'}) {
    skip_symbols [qw(
		    perl_alloc_using
		    perl_clone_using
		    )];
}

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_5005THREADS'}) {
    my $thrd = readvar($thrdvar_h);
    skip_symbols $thrd;
}

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

# functions from *.sym files

my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API

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'} || $define{'MULTIPLICITY'}) {
    for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
	my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
	emit_symbols $glob;
    }
    # XXX AIX seems to want the perlvars.h symbols, for some reason
    if ($PLATFORM eq 'aix') {
	my $glob = readvar($perlvars_h);
	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_5005THREADS'}) {
	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_init_os_extras
			    Perl_thread_create
			    Perl_win32_init
			    RunPerl
			    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_access
			    win32_alarm
			    win32_chmod
			    win32_open_osfhandle
			    win32_get_osfhandle
			    win32_ioctl
			    win32_link
			    win32_unlink
			    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
			    win32_getpid
			    win32_crypt
			    win32_dynaload
			   ))
    {
	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 $mapped{$_} and !exists $bincompat5005{$_} }
		    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;
    $symbol = $bincompat5005{$symbol}
	if $define{PERL_BINCOMPAT_5005} and $symbol =~ /^($bincompat5005)$/;
    if ($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_alloc_using
perl_clone
perl_clone_using
perl_construct
perl_destruct
perl_free
perl_parse
perl_run
Commit	Line	Data
549a6b10	1	#
	2	# Create the export list for perl.
	3	#
3cfae81b	4	# Needed by WIN32 and OS/2 for creating perl.dll
3cfae81b	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	10	my $PLATFORM;
549a6b10	11	my $CCTYPE;
910dfcc8	12
4cb71bb6	13	my %bincompat5005 =
	14	(Perl_call_argv => "perl_call_argv",
	15	Perl_call_method => "perl_call_method",
	16	Perl_call_pv => "perl_call_pv",
	17	Perl_call_sv => "perl_call_sv",
	18	Perl_get_av => "perl_get_av",
	19	Perl_get_cv => "perl_get_cv",
	20	Perl_get_hv => "perl_get_hv",
	21	Perl_get_sv => "perl_get_sv",
	22	Perl_init_i18nl10n => "perl_init_i18nl10n",
	23	Perl_init_i18nl14n => "perl_init_i18nl14n",
	24	Perl_new_collate => "perl_new_collate",
	25	Perl_new_ctype => "perl_new_ctype",
	26	Perl_new_numeric => "perl_new_numeric",
	27	Perl_require_pv => "perl_require_pv",
	28	Perl_safesyscalloc => "Perl_safecalloc",
	29	Perl_safesysfree => "Perl_safefree",
	30	Perl_safesysmalloc => "Perl_safemalloc",
	31	Perl_safesysrealloc => "Perl_saferealloc",
	32	Perl_set_numeric_local => "perl_set_numeric_local",
62457c2b	33	Perl_set_numeric_standard => "perl_set_numeric_standard",
	34	Perl_malloc => "malloc",
	35	Perl_mfree => "free",
	36	Perl_realloc => "realloc",
	37	Perl_calloc => "calloc",);
4cb71bb6	38
	39	my $bincompat5005 = join("\|", keys %bincompat5005);
	40
7766f137	41	while (@ARGV) {
	42	my $flag = shift;
	43	$define{$1} = 1 if ($flag =~ /^-D(\w+)$/);
	44	$define{$1} = $2 if ($flag =~ /^-D(\w+)=(.+)$/);
	45	$CCTYPE = $1 if ($flag =~ /^CCTYPE=(\w+)$/);
	46	$PLATFORM = $1 if ($flag =~ /^PLATFORM=(\w+)$/);
	47	}
d55594ae	48
3cfae81b	49	my @PLATFORM = qw(aix win32 os2);
549a6b10	50	my %PLATFORM;
	51	@PLATFORM{@PLATFORM} = ();
	52
	53	defined $PLATFORM \|\| die "PLATFORM undefined, must be one of: @PLATFORM\n";
	54	exists $PLATFORM{$PLATFORM} \|\| die "PLATFORM must be one of: @PLATFORM\n";
	55
	56	my $config_sh = "config.sh";
	57	my $config_h = "config.h";
	58	my $thrdvar_h = "thrdvar.h";
	59	my $intrpvar_h = "intrpvar.h";
	60	my $perlvars_h = "perlvars.h";
	61	my $global_sym = "global.sym";
	62	my $pp_sym = "pp.sym";
	63	my $globvar_sym = "globvar.sym";
	64	my $perlio_sym = "perlio.sym";
	65
	66	if ($PLATFORM eq 'aix') {
	67	# Nothing for now.
7766f137	68	}
7766f137	69	elsif ($PLATFORM eq 'win32') {
549a6b10	70	$CCTYPE = "MSVC" unless defined $CCTYPE;
	71	foreach ($thrdvar_h, $intrpvar_h, $perlvars_h, $global_sym, $pp_sym, $globvar_sym) {
	72	s!^!..\\!;
	73	}
	74	}
	75
	76	unless ($PLATFORM eq 'win32') {
	77	open(CFG,$config_sh) \|\| die "Cannot open $config_sh: $!\n";
7766f137	78	while (<CFG>) {
549a6b10	79	if (/^(?:ccflags\|optimize)='(.+)'$/) {
	80	$_ = $1;
	81	$define{$1} = 1 while /-D(\w+)/g;
	82	}
3cfae81b	83	if ($PLATFORM eq 'os2') {
	84	$CONFIG_ARGS = $1 if /^(?:config_args)='(.+)'$/;
	85	$ARCHNAME = $1 if /^(?:archname)='(.+)'$/;
	86	}
549a6b10	87	}
	88	close(CFG);
	89	}
	90
	91	open(CFG,$config_h) \|\| die "Cannot open $config_h: $!\n";
7766f137	92	while (<CFG>) {
7766f137	93	$define{$1} = 1 if /^\s#\sdefine\s+(MYMALLOC)\b/;
bbda9c9d	94	$define{$1} = 1 if /^\s#\sdefine\s+(USE_5005THREADS)\b/;
bbda9c9d	95	$define{$1} = 1 if /^\s#\sdefine\s+(USE_ITHREADS)\b/;
7766f137	96	$define{$1} = 1 if /^\s#\sdefine\s+(USE_PERLIO)\b/;
7766f137	97	$define{$1} = 1 if /^\s#\sdefine\s+(MULTIPLICITY)\b/;
dfdd1393	98	$define{$1} = 1 if /^\s#\sdefine\s+(PERL_IMPLICIT_SYS)\b/;
7766f137	99	$define{$1} = 1 if /^\s#\sdefine\s+(PERL_BINCOMPAT_5005)\b/;
7766f137	100	}
bbc8f9de	101	close(CFG);
bbc8f9de	102
18c4b137	103	# perl.h logic duplication begins
	104
	105	if ($define{USE_ITHREADS}) {
	106	if (!$define{MULTIPLICITY} && !defined{PERL_OBJECT}) {
	107	$define{MULTIPLICITY} = 1;
	108	}
	109	}
	110
	111	$define{PERL_IMPLICIT_CONTEXT} \|\|=
	112	$define{USE_ITHREADS} \|\|
	113	$define{USE_THREADS} \|\|
	114	$define{MULTIPLICITY} ;
	115
	116	if ($define{PERL_CAPI}) {
	117	delete $define{PERL_OBJECT};
	118	$define{MULTIPLICITY} = 1;
	119	$define{PERL_IMPLICIT_CONTEXT} = 1;
	120	$define{PERL_IMPLICIT_SYS} = 1;
	121	}
	122
	123	if ($define{PERL_OBJECT}) {
	124	$define{PERL_IMPLICIT_CONTEXT} = 1;
	125	$define{PERL_IMPLICIT_SYS} = 1;
	126	}
	127
	128	# perl.h logic duplication ends
	129
549a6b10	130	if ($PLATFORM eq 'win32') {
549a6b10	131	warn join(' ',keys %define)."\n";
dfdd1393	132	print "LIBRARY Perl56\n";
	133	print "DESCRIPTION 'Perl interpreter'\n";
	134	print "EXPORTS\n";
	135	if ($define{PERL_IMPLICIT_SYS}) {
549a6b10	136	output_symbol("perl_get_host_info");
7766f137	137	output_symbol("perl_alloc_override");
51371543	138	}
7766f137	139	}
7766f137	140	elsif ($PLATFORM eq 'os2') {
3cfae81b	141	($v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/;
	142	$v .= '-thread' if $ARCHNAME =~ /-thread/;
	143	#$sum = 0;
	144	#for (split //, $v) {
	145	# $sum = ($sum * 33) + ord;
	146	# $sum &= 0xffffff;
	147	#}
	148	#$sum += $sum >> 5;
	149	#$sum &= 0xffff;
	150	#$sum = printf '%X', $sum;
	151	($dll = $define{PERL_DLL}) =~ s/\.dll$//i;
	152	# print STDERR "'$dll' <= '$define{PERL_DLL}'\n";
	153	print <<"---EOP---";
	154	LIBRARY '$dll' INITINSTANCE TERMINSTANCE
	155	DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'
	156	STACKSIZE 32768
	157	CODE LOADONCALL
	158	DATA LOADONCALL NONSHARED MULTIPLE
	159	EXPORTS
	160	---EOP---
7766f137	161	}
7766f137	162	elsif ($PLATFORM eq 'aix') {
549a6b10	163	print "#!\n";
ac4c12e7	164	}
bbc8f9de	165
22239a37	166	my %skip;
	167	my %export;
	168
51371543	169	sub skip_symbols {
	170	my $list = shift;
	171	foreach my $symbol (@$list) {
	172	$skip{$symbol} = 1;
	173	}
22239a37	174	}
22239a37	175
51371543	176	sub emit_symbols {
	177	my $list = shift;
	178	foreach my $symbol (@$list) {
	179	my $skipsym = $symbol;
	180	# XXX hack
6f4183fe	181	if ($define{PERL_OBJECT} \|\| $define{MULTIPLICITY}) {
51371543	182	$skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/;
	183	}
	184	emit_symbol($symbol) unless exists $skip{$skipsym};
	185	}
22239a37	186	}
22239a37	187
549a6b10	188	if ($PLATFORM eq 'win32') {
7766f137	189	skip_symbols [qw(
	190	PL_statusvalue_vms
	191	PL_archpat_auto
	192	PL_cryptseen
	193	PL_DBcv
	194	PL_generation
	195	PL_lastgotoprobe
	196	PL_linestart
	197	PL_modcount
	198	PL_pending_ident
	199	PL_sortcxix
	200	PL_sublex_info
	201	PL_timesbuf
	202	main
	203	Perl_ErrorNo
	204	Perl_GetVars
	205	Perl_do_exec3
	206	Perl_do_ipcctl
	207	Perl_do_ipcget
	208	Perl_do_msgrcv
	209	Perl_do_msgsnd
	210	Perl_do_semop
	211	Perl_do_shmio
	212	Perl_dump_fds
	213	Perl_init_thread_intern
	214	Perl_my_bzero
	215	Perl_my_htonl
	216	Perl_my_ntohl
	217	Perl_my_swap
	218	Perl_my_chsize
	219	Perl_same_dirent
	220	Perl_setenv_getix
	221	Perl_unlnk
	222	Perl_watch
	223	Perl_safexcalloc
	224	Perl_safexmalloc
	225	Perl_safexfree
	226	Perl_safexrealloc
	227	Perl_my_memcmp
	228	Perl_my_memset
	229	PL_cshlen
	230	PL_cshname
	231	PL_opsave
	232	Perl_do_exec
	233	Perl_getenv_len
	234	Perl_my_pclose
	235	Perl_my_popen
	236	)];
	237	}
	238	elsif ($PLATFORM eq 'aix') {
549a6b10	239	skip_symbols([qw(
7766f137	240	Perl_dump_fds
	241	Perl_ErrorNo
	242	Perl_GetVars
	243	Perl_my_bcopy
	244	Perl_my_bzero
	245	Perl_my_chsize
	246	Perl_my_htonl
	247	Perl_my_memcmp
	248	Perl_my_memset
	249	Perl_my_ntohl
	250	Perl_my_swap
	251	Perl_safexcalloc
	252	Perl_safexfree
	253	Perl_safexmalloc
	254	Perl_safexrealloc
	255	Perl_same_dirent
	256	Perl_unlnk
95151ede	257	Perl_sys_intern_dup
7766f137	258	PL_cryptseen
	259	PL_opsave
	260	PL_statusvalue_vms
	261	PL_sys_intern
	262	)]);
	263	}
	264	elsif ($PLATFORM eq 'os2') {
3cfae81b	265	emit_symbols([qw(
7766f137	266	ctermid
	267	get_sysinfo
	268	Perl_OS2_init
	269	OS2_Perl_data
	270	dlopen
	271	dlsym
	272	dlerror
	273	my_tmpfile
	274	my_tmpnam
	275	my_flock
	276	malloc_mutex
	277	threads_mutex
	278	nthreads
	279	nthreads_cond
	280	os2_cond_wait
	281	os2_stat
	282	pthread_join
	283	pthread_create
	284	pthread_detach
	285	XS_Cwd_change_drive
	286	XS_Cwd_current_drive
	287	XS_Cwd_extLibpath
	288	XS_Cwd_extLibpath_set
	289	XS_Cwd_sys_abspath
	290	XS_Cwd_sys_chdir
	291	XS_Cwd_sys_cwd
	292	XS_Cwd_sys_is_absolute
	293	XS_Cwd_sys_is_relative
	294	XS_Cwd_sys_is_rooted
	295	XS_DynaLoader_mod2fname
	296	XS_File__Copy_syscopy
	297	Perl_Register_MQ
	298	Perl_Deregister_MQ
	299	Perl_Serve_Messages
	300	Perl_Process_Messages
	301	init_PMWIN_entries
	302	PMWIN_entries
	303	Perl_hab_GET
	304	)]);
3cfae81b	305	}
3cfae81b	306
7766f137	307	unless ($define{'DEBUGGING'}) {
	308	skip_symbols [qw(
	309	Perl_deb
	310	Perl_deb_growlevel
	311	Perl_debop
	312	Perl_debprofdump
	313	Perl_debstack
	314	Perl_debstackptrs
	315	Perl_runops_debug
	316	Perl_sv_peek
	317	PL_block_type
	318	PL_watchaddr
	319	PL_watchok
	320	)];
	321	}
	322
	323	if ($define{'PERL_IMPLICIT_SYS'}) {
	324	skip_symbols [qw(
	325	Perl_getenv_len
	326	Perl_my_popen
	327	Perl_my_pclose
	328	)];
	329	}
	330	else {
	331	skip_symbols [qw(
	332	PL_Mem
	333	PL_MemShared
	334	PL_MemParse
	335	PL_Env
	336	PL_StdIO
	337	PL_LIO
	338	PL_Dir
	339	PL_Sock
	340	PL_Proc
	341	)];
	342	}
	343
7c128300	344	unless ($define{'PERL_FLEXIBLE_EXCEPTIONS'}) {
	345	skip_symbols [qw(
	346	PL_protect
	347	Perl_default_protect
	348	Perl_vdefault_protect
	349	)];
	350	}
	351
7766f137	352	if ($define{'MYMALLOC'}) {
	353	emit_symbols [qw(
	354	Perl_dump_mstats
827e134a	355	Perl_get_mstats
7766f137	356	Perl_malloc
	357	Perl_mfree
	358	Perl_realloc
	359	Perl_calloc
	360	)];
bbda9c9d	361	if ($define{'USE_5005THREADS'} \|\| $define{'USE_ITHREADS'}) {
1feb2720	362	emit_symbols [qw(
	363	PL_malloc_mutex
	364	)];
	365	}
80fc1a6e	366	else {
	367	skip_symbols [qw(
	368	PL_malloc_mutex
	369	)];
	370	}
51371543	371	}
51371543	372	else {
7766f137	373	skip_symbols [qw(
	374	PL_malloc_mutex
	375	Perl_dump_mstats
6ecd3fcb	376	Perl_get_mstats
7766f137	377	Perl_malloc
	378	Perl_mfree
	379	Perl_realloc
	380	Perl_calloc
	381	Perl_malloced_size
	382	)];
	383	}
	384
bbda9c9d	385	unless ($define{'USE_5005THREADS'}) {
7766f137	386	skip_symbols [qw(
	387	PL_thr_key
	388	PL_sv_mutex
	389	PL_strtab_mutex
	390	PL_svref_mutex
7766f137	391	PL_cred_mutex
	392	PL_eval_mutex
	393	PL_eval_cond
	394	PL_eval_owner
	395	PL_threads_mutex
	396	PL_nthreads
	397	PL_nthreads_cond
	398	PL_threadnum
	399	PL_threadsv_names
	400	PL_thrsv
	401	PL_vtbl_mutex
7766f137	402	Perl_condpair_magic
	403	Perl_new_struct_thread
	404	Perl_per_thread_magicals
	405	Perl_thread_create
	406	Perl_find_threadsv
	407	Perl_unlock_condpair
	408	Perl_magic_mutexfree
	409	)];
	410	}
	411
	412	unless ($define{'USE_ITHREADS'}) {
	413	skip_symbols [qw(
	414	PL_ptr_table
	415	Perl_dirp_dup
	416	Perl_cx_dup
	417	Perl_si_dup
	418	Perl_any_dup
	419	Perl_ss_dup
	420	Perl_fp_dup
	421	Perl_gp_dup
	422	Perl_he_dup
	423	Perl_mg_dup
	424	Perl_re_dup
	425	Perl_sv_dup
	426	Perl_sys_intern_dup
	427	Perl_ptr_table_fetch
	428	Perl_ptr_table_new
	429	Perl_ptr_table_split
	430	Perl_ptr_table_store
	431	perl_clone
	432	perl_clone_using
	433	)];
	434	}
	435
	436	unless ($define{'PERL_IMPLICIT_CONTEXT'}) {
	437	skip_symbols [qw(
	438	Perl_croak_nocontext
	439	Perl_die_nocontext
	440	Perl_deb_nocontext
	441	Perl_form_nocontext
	442	Perl_mess_nocontext
	443	Perl_warn_nocontext
	444	Perl_warner_nocontext
	445	Perl_newSVpvf_nocontext
	446	Perl_sv_catpvf_nocontext
	447	Perl_sv_setpvf_nocontext
	448	Perl_sv_catpvf_mg_nocontext
	449	Perl_sv_setpvf_mg_nocontext
	450	)];
	451	}
	452
	453	unless ($define{'PERL_IMPLICIT_SYS'}) {
	454	skip_symbols [qw(
	455	perl_alloc_using
014822e4	456	perl_clone_using
7766f137	457	)];
	458	}
	459
	460	unless ($define{'FAKE_THREADS'}) {
	461	skip_symbols [qw(PL_curthr)];
	462	}
	463
	464	sub readvar {
	465	my $file = shift;
	466	my $proc = shift \|\| sub { "PL_$_[2]" };
	467	open(VARS,$file) \|\| die "Cannot open $file: $!\n";
	468	my @syms;
	469	while (<VARS>) {
	470	# All symbols have a Perl_ prefix because that's what embed.h
	471	# sticks in front of them.
	472	push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?C?)\(([IGT])(\w+)/);
	473	}
	474	close(VARS);
	475	return \@syms;
	476	}
	477
6f4183fe	478	if ($define{'USE_5005THREADS'}) {
7766f137	479	my $thrd = readvar($thrdvar_h);
	480	skip_symbols $thrd;
	481	}
	482
7766f137	483	if ($define{'PERL_GLOBAL_STRUCT'}) {
	484	my $global = readvar($perlvars_h);
	485	skip_symbols $global;
	486	emit_symbol('Perl_GetVars');
	487	emit_symbols [qw(PL_Vars PL_VarsPtr)] unless $CCTYPE eq 'GCC';
	488	}
36c15d3f	489
22c35a8c	490	# functions from *.sym files
22c35a8c	491
954c1994	492	my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API
549a6b10	493
7766f137	494	if ($define{'USE_PERLIO'}) {
549a6b10	495	push @syms, $perlio_sym;
7766f137	496	}
	497
	498	for my $syms (@syms) {
	499	open (GLOBAL, "<$syms") \|\| die "failed to open $syms: $!\n";
	500	while (<GLOBAL>) {
	501	next if (!/^[A-Za-z]/);
	502	# Functions have a Perl_ prefix
	503	# Variables have a PL_ prefix
	504	chomp($_);
	505	my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : "");
	506	$symbol .= $_;
	507	emit_symbol($symbol) unless exists $skip{$symbol};
	508	}
	509	close(GLOBAL);
	510	}
0a753a76	511
22c35a8c	512	# variables
0a753a76	513
6f4183fe	514	if ($define{'PERL_OBJECT'} \|\| $define{'MULTIPLICITY'}) {
1acb48c9	515	for my $f ($perlvars_h, $intrpvar_h, $thrdvar_h) {
18c4b137	516	my $glob = readvar($f, sub { "Perl_" . $_[1] . $_[2] . "_ptr" });
18c4b137	517	emit_symbols $glob;
18c4b137	518	}
1acb48c9	519	# XXX AIX seems to want the perlvars.h symbols, for some reason
	520	if ($PLATFORM eq 'aix') {
	521	my $glob = readvar($perlvars_h);
51371543	522	emit_symbols $glob;
	523	}
	524	}
	525	else {
	526	unless ($define{'PERL_GLOBAL_STRUCT'}) {
549a6b10	527	my $glob = readvar($perlvars_h);
51371543	528	emit_symbols $glob;
	529	}
	530	unless ($define{'MULTIPLICITY'}) {
549a6b10	531	my $glob = readvar($intrpvar_h);
51371543	532	emit_symbols $glob;
51371543	533	}
bbda9c9d	534	unless ($define{'MULTIPLICITY'} \|\| $define{'USE_5005THREADS'}) {
549a6b10	535	my $glob = readvar($thrdvar_h);
51371543	536	emit_symbols $glob;
	537	}
	538	}
0a753a76	539
549a6b10	540	sub try_symbol {
549a6b10	541	my $symbol = shift;
22239a37	542
549a6b10	543	return if $symbol !~ /^[A-Za-z]/;
	544	return if $symbol =~ /^\#/;
	545	$symbol =~s/\r//g;
	546	chomp($symbol);
43cd9f80	547	return if exists $skip{$symbol};
549a6b10	548	emit_symbol($symbol);
3e3baf6d	549	}
0a753a76	550
549a6b10	551	while (<DATA>) {
549a6b10	552	try_symbol($_);
ac4c12e7	553	}
ac4c12e7	554
549a6b10	555	if ($PLATFORM eq 'win32') {
549a6b10	556	foreach my $symbol (qw(
7766f137	557	boot_DynaLoader
7766f137	558	Perl_init_os_extras
c44d3fdb	559	Perl_thread_create
7766f137	560	Perl_win32_init
7766f137	561	RunPerl
7766f137	562	win32_errno
	563	win32_environ
	564	win32_stdin
	565	win32_stdout
	566	win32_stderr
	567	win32_ferror
	568	win32_feof
	569	win32_strerror
	570	win32_fprintf
	571	win32_printf
	572	win32_vfprintf
	573	win32_vprintf
	574	win32_fread
	575	win32_fwrite
	576	win32_fopen
	577	win32_fdopen
	578	win32_freopen
	579	win32_fclose
	580	win32_fputs
	581	win32_fputc
	582	win32_ungetc
	583	win32_getc
	584	win32_fileno
	585	win32_clearerr
	586	win32_fflush
	587	win32_ftell
	588	win32_fseek
	589	win32_fgetpos
	590	win32_fsetpos
	591	win32_rewind
	592	win32_tmpfile
	593	win32_abort
	594	win32_fstat
	595	win32_stat
	596	win32_pipe
	597	win32_popen
	598	win32_pclose
	599	win32_rename
	600	win32_setmode
	601	win32_lseek
	602	win32_tell
	603	win32_dup
	604	win32_dup2
	605	win32_open
	606	win32_close
	607	win32_eof
	608	win32_read
	609	win32_write
	610	win32_spawnvp
	611	win32_mkdir
	612	win32_rmdir
	613	win32_chdir
	614	win32_flock
	615	win32_execv
	616	win32_execvp
	617	win32_htons
	618	win32_ntohs
	619	win32_htonl
	620	win32_ntohl
	621	win32_inet_addr
	622	win32_inet_ntoa
	623	win32_socket
	624	win32_bind
	625	win32_listen
626	win32_accept
627	win32_connect
628	win32_send
629	win32_sendto
630	win32_recv
631	win32_recvfrom
632	win32_shutdown
633	win32_closesocket
634	win32_ioctlsocket
635	win32_setsockopt
636	win32_getsockopt
637	win32_getpeername
638	win32_getsockname
639	win32_gethostname
640	win32_gethostbyname
641	win32_gethostbyaddr
642	win32_getprotobyname
643	win32_getprotobynumber
644	win32_getservbyname
645	win32_getservbyport
646	win32_select
647	win32_endhostent
648	win32_endnetent
649	win32_endprotoent
650	win32_endservent
651	win32_getnetent
652	win32_getnetbyname
653	win32_getnetbyaddr
654	win32_getprotoent
655	win32_getservent
656	win32_sethostent
657	win32_setnetent
658	win32_setprotoent
659	win32_setservent
660	win32_getenv
661	win32_putenv
662	win32_perror
663	win32_setbuf
664	win32_setvbuf
665	win32_flushall
666	win32_fcloseall
667	win32_fgets
668	win32_gets
669	win32_fgetc
670	win32_putc
671	win32_puts
672	win32_getchar
673	win32_putchar
674	win32_malloc
675	win32_calloc
676	win32_realloc
677	win32_free
678	win32_sleep
679	win32_times
680	win32_access
681	win32_alarm
682	win32_chmod
683	win32_open_osfhandle
684	win32_get_osfhandle
685	win32_ioctl
686	win32_link
687	win32_unlink
688	win32_utime
689	win32_uname
690	win32_wait
691	win32_waitpid
692	win32_kill
693	win32_str_os_error
694	win32_opendir
695	win32_readdir
696	win32_telldir
697	win32_seekdir
698	win32_rewinddir
699	win32_closedir
700	win32_longpath
701	win32_os_id
702	win32_getpid
703	win32_crypt
704	win32_dynaload
705	))
706	{
549a6b10	707	try_symbol($symbol);
	708	}
	709	}
3cfae81b	710	elsif ($PLATFORM eq 'os2') {
7766f137	711	open MAP, 'miniperl.map' or die 'Cannot read miniperl.map';
	712	/^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach <MAP>;
	713	close MAP or die 'Cannot close miniperl.map';
	714
	715	@missing = grep { !exists $mapped{$_} and !exists $bincompat5005{$_} }
	716	keys %export;
	717	delete $export{$_} foreach @missing;
3cfae81b	718	}
22239a37	719
549a6b10	720	# Now all symbols should be defined because
	721	# next we are going to output them.
	722
7766f137	723	foreach my $symbol (sort keys %export) {
	724	output_symbol($symbol);
	725	}
549a6b10	726
549a6b10	727	sub emit_symbol {
7766f137	728	my $symbol = shift;
	729	chomp($symbol);
	730	$export{$symbol} = 1;
549a6b10	731	}
	732
	733	sub output_symbol {
	734	my $symbol = shift;
4cb71bb6	735	$symbol = $bincompat5005{$symbol}
4cb71bb6	736	if $define{PERL_BINCOMPAT_5005} and $symbol =~ /^($bincompat5005)$/;
549a6b10	737	if ($PLATFORM eq 'win32') {
549a6b10	738	$symbol = "_$symbol" if $CCTYPE eq 'BORLAND';
520c758a	739	print "\t$symbol\n";
549a6b10	740	# XXX: binary compatibility between compilers is an exercise
	741	# in frustration :-(
	742	# if ($CCTYPE eq "BORLAND") {
	743	# # workaround Borland quirk by exporting both the straight
	744	# # name and a name with leading underscore. Note the
	745	# # alias must come after the symbol itself, if both
	746	# # are to be exported. (Linker bug?)
	747	# print "\t_$symbol\n";
	748	# print "\t$symbol = _$symbol\n";
	749	# }
	750	# elsif ($CCTYPE eq 'GCC') {
	751	# # Symbols have leading _ whole process is $%@"% slow
	752	# # so skip aliases for now
	753	# nprint "\t$symbol\n";
	754	# }
	755	# else {
	756	# # for binary coexistence, export both the symbol and
	757	# # alias with leading underscore
	758	# print "\t$symbol\n";
	759	# print "\t_$symbol = $symbol\n";
	760	# }
7766f137	761	}
7766f137	762	elsif ($PLATFORM eq 'os2') {
3cfae81b	763	print qq( "$symbol"\n);
7766f137	764	}
7766f137	765	elsif ($PLATFORM eq 'aix') {
549a6b10	766	print "$symbol\n";
	767	}
	768	}
	769
	770	1;
	771	__DATA__
	772	# extra globals not included above.
	773	perl_alloc
7766f137	774	perl_alloc_using
014822e4	775	perl_clone
014822e4	776	perl_clone_using
549a6b10	777	perl_construct
	778	perl_destruct
	779	perl_free
	780	perl_parse
	781	perl_run