#./perl -w # # 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, # and by MacOS Classic. # # reads global.sym, pp.sym, perlvars.h, intrpvar.h, config.h # On OS/2 reads miniperl.map and the previous version of perl5.def as well BEGIN { unshift @INC, "lib" } use strict; use vars qw($PLATFORM $CCTYPE $FILETYPE $CONFIG_ARGS $ARCHNAME $PATCHLEVEL); my (%define, %ordinal); while (@ARGV) { my $flag = shift; if ($flag =~ s/^CC_FLAGS=/ /) { for my $fflag ($flag =~ /(?:^|\s)-D(\S+)/g) { $fflag .= '=1' unless $fflag =~ /^(\w+)=/; $define{$1} = $2 if $fflag =~ /^(\w+)=(.+)$/; } next; } $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+)$/); if ($PLATFORM eq 'netware') { $FILETYPE = $1 if ($flag =~ /^FILETYPE=(\w+)$/); } } my @PLATFORM = qw(aix win32 wince os2 MacOS netware); 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"; if ($PLATFORM eq 'win32' or $PLATFORM eq 'wince' or $PLATFORM eq "aix") { # Add the compile-time options that miniperl was built with to %define. # On Win32 these are not the same options as perl itself will be built # with since miniperl is built with a canned config (one of the win32/ # config_H.*) and none of the BUILDOPT's that are set in the makefiles, # but they do include some #define's that are hard-coded in various # source files and header files and don't include any BUILDOPT's that # the user might have chosen to disable because the canned configs are # minimal configs that don't include any of those options. my $opts = ($PLATFORM eq 'wince' ? '-MCross' : ''); # for wince need Cross.pm to get Config.pm my $config = `$^X $opts -Ilib -V`; my($options) = $config =~ /^ Compile-time options: (.*?)\n^ \S/ms; $options =~ s/\s+/ /g; print STDERR "Options: ($options)\n"; foreach (split /\s+/, $options) { $define{$_} = 1; } } my %exportperlmalloc = ( Perl_malloc => "malloc", Perl_mfree => "free", Perl_realloc => "realloc", Perl_calloc => "calloc", ); my $exportperlmalloc = $PLATFORM eq 'os2'; my $config_sh = "config.sh"; my $config_h = "config.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"; my $static_ext = ""; if ($PLATFORM eq 'aix') { # Nothing for now. } elsif ($PLATFORM =~ /^win(?:32|ce)$/ || $PLATFORM eq 'netware') { $CCTYPE = "MSVC" unless defined $CCTYPE; foreach ($intrpvar_h, $perlvars_h, $global_sym, $pp_sym, $globvar_sym, $perlio_sym) { s!^!..\\!; } } elsif ($PLATFORM eq 'MacOS') { foreach ($intrpvar_h, $perlvars_h, $global_sym, $pp_sym, $globvar_sym, $perlio_sym) { s!^!::!; } } unless ($PLATFORM eq 'win32' || $PLATFORM eq 'wince' || $PLATFORM eq 'MacOS' || $PLATFORM eq 'netware') { open(CFG,$config_sh) || die "Cannot open $config_sh: $!\n"; while () { if (/^(?:ccflags|optimize)='(.+)'$/) { $_ = $1; $define{$1} = 1 while /-D(\w+)/g; } if (/^(d_(?:mmap|sigaction))='(.+)'$/) { $define{$1} = $2; } if ($PLATFORM eq 'os2') { $CONFIG_ARGS = $1 if /^config_args='(.+)'$/; $ARCHNAME = $1 if /^archname='(.+)'$/; $PATCHLEVEL = $1 if /^perl_patchlevel='(.+)'$/; } } close(CFG); } if ($PLATFORM eq 'win32' || $PLATFORM eq 'wince') { open(CFG,"<..\\$config_sh") || die "Cannot open ..\\$config_sh: $!\n"; if ((join '', ) =~ /^static_ext='(.*)'$/m) { $static_ext = $1; } close(CFG); } open(CFG,$config_h) || die "Cannot open $config_h: $!\n"; while () { $define{$1} = 1 if /^\s*#\s*define\s+(MYMALLOC)\b/; $define{$1} = 1 if /^\s*#\s*define\s+(MULTIPLICITY)\b/; $define{$1} = 1 if /^\s*#\s*define\s+(PERL_\w+)\b/; $define{$1} = 1 if /^\s*#\s*define\s+(USE_\w+)\b/; } close(CFG); # perl.h logic duplication begins if ($define{PERL_IMPLICIT_SYS}) { $define{PL_OP_SLAB_ALLOC} = 1; } if ($define{USE_ITHREADS}) { if (!$define{MULTIPLICITY}) { $define{MULTIPLICITY} = 1; } } $define{PERL_IMPLICIT_CONTEXT} ||= $define{USE_ITHREADS} || $define{MULTIPLICITY} ; if ($define{USE_ITHREADS} && $PLATFORM ne 'win32' && $^O ne 'darwin') { $define{USE_REENTRANT_API} = 1; } # perl.h logic duplication ends my $sym_ord = 0; print STDERR "Defines: (" . join(' ', sort keys %define) . ")\n"; if ($PLATFORM =~ /^win(?:32|ce)$/) { (my $dll = ($define{PERL_DLL} || "perl511")) =~ s/\.dll$//i; print "LIBRARY $dll\n"; # The DESCRIPTION module definition file statement is not supported # by VC7 onwards. if ($CCTYPE !~ /^MSVC7/ && $CCTYPE !~ /^MSVC8/ && $CCTYPE !~ /^MSVC9/) { print "DESCRIPTION 'Perl interpreter'\n"; } print "EXPORTS\n"; if ($define{PERL_IMPLICIT_SYS}) { output_symbol("perl_get_host_info"); output_symbol("perl_alloc_override"); } if ($define{USE_ITHREADS} and $define{PERL_IMPLICIT_SYS}) { output_symbol("perl_clone_host"); } } elsif ($PLATFORM eq 'os2') { if (open my $fh, '<', 'perl5.def') { while (<$fh>) { last if /^\s*EXPORTS\b/; } while (<$fh>) { $ordinal{$1} = $2 if /^\s*"(\w+)"\s*(?:=\s*"\w+"\s*)?\@(\d+)\s*$/; # This allows skipping ordinals which were used in older versions $sym_ord = $1 if /^\s*;\s*LAST_ORDINAL\s*=\s*(\d+)\s*$/; } $sym_ord < $_ and $sym_ord = $_ for values %ordinal; # Take the max } (my $v = $]) =~ s/(\d\.\d\d\d)(\d\d)$/$1_$2/; $v .= '-thread' if $ARCHNAME =~ /-thread/; (my $dll = $define{PERL_DLL}) =~ s/\.dll$//i; $v .= "\@$PATCHLEVEL" if $PATCHLEVEL; my $d = "DESCRIPTION '\@#perl5-porters\@perl.org:$v#\@ Perl interpreter, configured as $CONFIG_ARGS'"; $d = substr($d, 0, 249) . "...'" if length $d > 253; print <<"---EOP---"; LIBRARY '$dll' INITINSTANCE TERMINSTANCE $d STACKSIZE 32768 CODE LOADONCALL DATA LOADONCALL NONSHARED MULTIPLE EXPORTS ---EOP--- } elsif ($PLATFORM eq 'aix') { my $OSVER = `uname -v`; chop $OSVER; my $OSREL = `uname -r`; chop $OSREL; if ($OSVER > 4 || ($OSVER == 4 && $OSREL >= 3)) { print "#! ..\n"; } else { print "#!\n"; } } elsif ($PLATFORM eq 'netware') { if ($FILETYPE eq 'def') { print "LIBRARY perl511\n"; print "DESCRIPTION 'Perl interpreter for NetWare'\n"; print "EXPORTS\n"; } if ($define{PERL_IMPLICIT_SYS}) { output_symbol("perl_get_host_info"); output_symbol("perl_alloc_override"); output_symbol("perl_clone_host"); } } 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{MULTIPLICITY}) { $skipsym =~ s/^Perl_[GIT](\w+)_ptr$/PL_$1/; } emit_symbol($symbol) unless exists $skip{$skipsym}; } } if ($PLATFORM eq 'win32') { skip_symbols [qw( PL_statusvalue_vms PL_archpat_auto PL_cryptseen PL_DBcv PL_generation PL_lastgotoprobe PL_linestart PL_modcount PL_pending_ident PL_sublex_info PL_timesbuf main Perl_ErrorNo Perl_GetVars Perl_do_exec3 Perl_do_ipcctl Perl_do_ipcget Perl_do_msgrcv Perl_do_msgsnd Perl_do_semop Perl_do_shmio Perl_dump_fds Perl_init_thread_intern Perl_my_bzero Perl_my_bcopy Perl_my_htonl Perl_my_ntohl Perl_my_swap Perl_my_chsize Perl_same_dirent Perl_setenv_getix Perl_unlnk Perl_watch Perl_safexcalloc Perl_safexmalloc Perl_safexfree Perl_safexrealloc Perl_my_memcmp Perl_my_memset PL_cshlen PL_cshname PL_opsave Perl_do_exec Perl_getenv_len Perl_my_pclose Perl_my_popen Perl_my_sprintf )]; } else { skip_symbols [qw( Perl_do_spawn Perl_do_spawn_nowait Perl_do_aspawn )]; } if ($PLATFORM eq 'wince') { 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_sublex_info PL_timesbuf PL_collation_ix PL_collation_name PL_collation_standard PL_collxfrm_base PL_collxfrm_mult PL_numeric_compat1 PL_numeric_local PL_numeric_name PL_numeric_radix_sv PL_numeric_standard PL_vtbl_collxfrm Perl_sv_collxfrm setgid setuid win32_free_childdir win32_free_childenv win32_get_childdir win32_get_childenv win32_spawnvp 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_bcopy 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 Perl_my_sprintf )]; } elsif ($PLATFORM eq 'aix') { skip_symbols([qw( Perl_dump_fds Perl_ErrorNo Perl_GetVars Perl_my_bcopy Perl_my_bzero Perl_my_chsize Perl_my_htonl Perl_my_memcmp Perl_my_memset Perl_my_ntohl Perl_my_swap Perl_safexcalloc Perl_safexfree Perl_safexmalloc Perl_safexrealloc Perl_same_dirent Perl_unlnk Perl_sys_intern_clear Perl_sys_intern_dup Perl_sys_intern_init Perl_my_sprintf PL_cryptseen PL_opsave PL_statusvalue_vms PL_sys_intern )]); emit_symbols([qw( boot_DynaLoader )]); } elsif ($PLATFORM eq 'os2') { emit_symbols([qw( ctermid get_sysinfo Perl_OS2_init Perl_OS2_init3 Perl_OS2_term OS2_Perl_data dlopen dlsym dlerror dlclose dup2 dup my_tmpfile my_tmpnam my_flock my_rmdir my_mkdir my_getpwuid my_getpwnam my_getpwent my_setpwent my_endpwent fork_with_resources croak_with_os2error setgrent endgrent getgrent malloc_mutex threads_mutex nthreads nthreads_cond os2_cond_wait os2_stat os2_execname async_mssleep msCounter InfoTable 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 loadByOrdinal pExtFCN os2error ResetWinError CroakWinError PL_do_undump )]); emit_symbols([qw(os2_cond_wait pthread_join pthread_create pthread_detach )]) if $define{'USE_5005THREADS'} or $define{'USE_ITHREADS'}; } elsif ($PLATFORM eq 'MacOS') { skip_symbols [qw( Perl_GetVars PL_cryptseen PL_cshlen PL_cshname PL_statusvalue_vms PL_sys_intern PL_opsave PL_timesbuf Perl_dump_fds 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_unlnk Perl_sys_intern_clear Perl_sys_intern_init )]; } elsif ($PLATFORM eq 'netware') { skip_symbols [qw( PL_statusvalue_vms PL_archpat_auto PL_cryptseen PL_DBcv PL_generation PL_lastgotoprobe PL_linestart PL_modcount PL_pending_ident PL_sublex_info PL_timesbuf main Perl_ErrorNo Perl_GetVars Perl_do_exec3 Perl_do_ipcctl Perl_do_ipcget Perl_do_msgrcv Perl_do_msgsnd Perl_do_semop Perl_do_shmio Perl_dump_fds Perl_init_thread_intern Perl_my_bzero Perl_my_htonl Perl_my_ntohl Perl_my_swap Perl_my_chsize Perl_same_dirent Perl_setenv_getix Perl_unlnk Perl_watch Perl_safexcalloc Perl_safexmalloc Perl_safexfree Perl_safexrealloc Perl_my_memcmp Perl_my_memset PL_cshlen PL_cshname PL_opsave Perl_do_exec Perl_getenv_len Perl_my_pclose Perl_my_popen Perl_sys_intern_init Perl_sys_intern_dup Perl_sys_intern_clear Perl_my_bcopy Perl_PerlIO_write Perl_PerlIO_unread Perl_PerlIO_tell Perl_PerlIO_stdout Perl_PerlIO_stdin Perl_PerlIO_stderr Perl_PerlIO_setlinebuf Perl_PerlIO_set_ptrcnt Perl_PerlIO_set_cnt Perl_PerlIO_seek Perl_PerlIO_read Perl_PerlIO_get_ptr Perl_PerlIO_get_cnt Perl_PerlIO_get_bufsiz Perl_PerlIO_get_base Perl_PerlIO_flush Perl_PerlIO_fill Perl_PerlIO_fileno Perl_PerlIO_error Perl_PerlIO_eof Perl_PerlIO_close Perl_PerlIO_clearerr PerlIO_perlio )]; } unless ($define{'DEBUGGING'}) { skip_symbols [qw( Perl_deb_growlevel Perl_debop Perl_debprofdump Perl_debstack Perl_debstackptrs Perl_pad_sv Perl_hv_assert PL_block_type PL_watchaddr PL_watchok PL_watch_pvx )]; } if ($define{'PERL_IMPLICIT_CONTEXT'}) { skip_symbols [qw( PL_sig_sv )]; } if ($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 ($define{'PERL_OLD_COPY_ON_WRITE'}) { skip_symbols [qw( Perl_sv_setsv_cow )]; } unless ($define{'USE_REENTRANT_API'}) { skip_symbols [qw( PL_reentrant_buffer )]; } if ($define{'MYMALLOC'}) { emit_symbols [qw( Perl_dump_mstats Perl_get_mstats Perl_strdup Perl_putenv MallocCfg_ptr MallocCfgP_ptr )]; if ($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_malloced_size Perl_malloc_good_size MallocCfg_ptr MallocCfgP_ptr )]; } if ($define{'PERL_USE_SAFE_PUTENV'}) { skip_symbols [qw( PL_use_safe_putenv )]; } unless ($define{'USE_ITHREADS'}) { skip_symbols [qw( PL_thr_key )]; } # USE_5005THREADS symbols. Kept as reference for easier removal skip_symbols [qw( PL_sv_mutex PL_strtab_mutex PL_svref_mutex PL_cred_mutex PL_eval_mutex PL_fdpid_mutex PL_sv_lock_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 Perl_sv_lock )]; unless ($define{'USE_ITHREADS'}) { skip_symbols [qw( PL_op_mutex PL_regex_pad PL_regex_padav PL_sharedsv_space PL_sharedsv_space_mutex PL_dollarzero_mutex PL_hints_mutex PL_perlio_mutex PL_regdupe Perl_parser_dup Perl_dirp_dup Perl_cx_dup Perl_si_dup Perl_any_dup Perl_ss_dup Perl_fp_dup Perl_gp_dup Perl_he_dup Perl_mg_dup Perl_mro_meta_dup Perl_re_dup_guts Perl_sv_dup Perl_rvpv_dup Perl_hek_dup Perl_sys_intern_dup perl_clone perl_clone_using Perl_sharedsv_find Perl_sharedsv_init Perl_sharedsv_lock Perl_sharedsv_new Perl_sharedsv_thrcnt_dec Perl_sharedsv_thrcnt_inc Perl_sharedsv_unlock Perl_stashpv_hvname_match Perl_regdupe_internal Perl_newPADOP )]; } unless ($define{'PERL_IMPLICIT_CONTEXT'}) { skip_symbols [qw( PL_my_ctx_mutex PL_my_cxt_index PL_my_cxt_list PL_my_cxt_size PL_my_cxt_keys Perl_croak_nocontext Perl_die_nocontext Perl_deb_nocontext Perl_form_nocontext Perl_load_module_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 Perl_my_cxt_init Perl_my_cxt_index )]; } unless ($define{'PERL_IMPLICIT_SYS'}) { skip_symbols [qw( perl_alloc_using perl_clone_using )]; } unless ($define{'FAKE_THREADS'}) { skip_symbols [qw(PL_curthr)]; } unless ($define{'PL_OP_SLAB_ALLOC'}) { skip_symbols [qw( PL_OpPtr PL_OpSlab PL_OpSpace Perl_Slab_Alloc Perl_Slab_Free )]; } unless ($define{'PERL_DEBUG_READONLY_OPS'}) { skip_symbols [qw( PL_slab_count PL_slabs )]; } unless ($define{'THREADS_HAVE_PIDS'}) { skip_symbols [qw(PL_ppid)]; } unless ($define{'PERL_NEED_APPCTX'}) { skip_symbols [qw( PL_appctx )]; } unless ($define{'PERL_NEED_TIMESBASE'}) { skip_symbols [qw( PL_timesbase )]; } unless ($define{'DEBUG_LEAKING_SCALARS_FORK_DUMP'}) { skip_symbols [qw( PL_dumper_fd )]; } unless ($define{'PERL_DONT_CREATE_GVSV'}) { skip_symbols [qw( Perl_gv_SVadd )]; } if ($define{'SPRINTF_RETURNS_STRLEN'}) { skip_symbols [qw( Perl_my_sprintf )]; } unless ($define{'PERL_USES_PL_PIDSTATUS'}) { skip_symbols [qw( Perl_pidgone PL_pidstatus )]; } unless ($define{'PERL_TRACK_MEMPOOL'}) { skip_symbols [qw( PL_memory_debug_header )]; } if ($define{'PERL_MAD'}) { skip_symbols [qw( PL_nextval PL_nexttype )]; } else { skip_symbols [qw( PL_madskills PL_xmlfp PL_lasttoke PL_realtokenstart PL_faketokens PL_thismad PL_thistoken PL_thisopen PL_thisstuff PL_thisclose PL_thiswhite PL_nextwhite PL_skipwhite PL_endwhite PL_curforce Perl_pad_peg Perl_xmldump_indent Perl_xmldump_vindent Perl_xmldump_all Perl_xmldump_packsubs Perl_xmldump_sub Perl_xmldump_form Perl_xmldump_eval Perl_sv_catxmlsv Perl_sv_catxmlpvn Perl_sv_xmlpeek Perl_do_pmop_xmldump Perl_pmop_xmldump Perl_do_op_xmldump Perl_op_xmldump )]; } unless ($define{'MULTIPLICITY'}) { skip_symbols [qw( PL_interp_size PL_interp_size_5_10_0 )]; } unless ($define{'PERL_GLOBAL_STRUCT'}) { skip_symbols [qw( PL_global_struct_size )]; } unless ($define{'PERL_GLOBAL_STRUCT_PRIVATE'}) { skip_symbols [qw( PL_my_cxt_keys Perl_my_cxt_index )]; } unless ($define{'d_mmap'}) { skip_symbols [qw( PL_mmap_page_size )]; } if ($define{'d_sigaction'}) { skip_symbols [qw( PL_sig_trapped )]; } if ($^O ne 'vms') { # VMS does its own thing for these symbols. skip_symbols [qw(PL_sig_handlers_initted PL_sig_ignoring PL_sig_defaulting)]; } sub readvar { my $file = shift; my $proc = shift || sub { "PL_$_[2]" }; open(VARS,$file) || die "Cannot open $file: $!\n"; my @syms; while () { # All symbols have a Perl_ prefix because that's what embed.h # sticks in front of them. The A?I?S?C? is strictly speaking # wrong. push(@syms, &$proc($1,$2,$3)) if (/\bPERLVAR(A?I?S?C?)\(([IGT])(\w+)/); } close(VARS); return \@syms; } 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 $CCTYPE eq 'GCC'; } else { skip_symbols [qw(Perl_init_global_struct Perl_free_global_struct)]; } # functions from *.sym files my @syms = ($global_sym, $globvar_sym); # $pp_sym is not part of the API # Symbols that are the public face of the PerlIO layers implementation # These are in _addition to_ the public face of the abstraction # and need to be exported to allow XS modules to implement layers my @layer_syms = qw( PerlIOBase_binmode PerlIOBase_clearerr PerlIOBase_close PerlIOBase_dup PerlIOBase_eof PerlIOBase_error PerlIOBase_fileno PerlIOBase_noop_fail PerlIOBase_noop_ok PerlIOBase_popped PerlIOBase_pushed PerlIOBase_read PerlIOBase_setlinebuf PerlIOBase_unread PerlIOBuf_bufsiz PerlIOBuf_close PerlIOBuf_dup PerlIOBuf_fill PerlIOBuf_flush PerlIOBuf_get_base PerlIOBuf_get_cnt PerlIOBuf_get_ptr PerlIOBuf_open PerlIOBuf_popped PerlIOBuf_pushed PerlIOBuf_read PerlIOBuf_seek PerlIOBuf_set_ptrcnt PerlIOBuf_tell PerlIOBuf_unread PerlIOBuf_write PerlIO_allocate PerlIO_apply_layera PerlIO_apply_layers PerlIO_arg_fetch PerlIO_debug PerlIO_define_layer PerlIO_isutf8 PerlIO_layer_fetch PerlIO_list_free PerlIO_modestr PerlIO_parse_layers PerlIO_pending PerlIO_perlio PerlIO_pop PerlIO_push PerlIO_sv_dup Perl_PerlIO_clearerr Perl_PerlIO_close Perl_PerlIO_context_layers Perl_PerlIO_eof Perl_PerlIO_error Perl_PerlIO_fileno Perl_PerlIO_fill Perl_PerlIO_flush Perl_PerlIO_get_base Perl_PerlIO_get_bufsiz Perl_PerlIO_get_cnt Perl_PerlIO_get_ptr Perl_PerlIO_read Perl_PerlIO_seek Perl_PerlIO_set_cnt Perl_PerlIO_set_ptrcnt Perl_PerlIO_setlinebuf Perl_PerlIO_stderr Perl_PerlIO_stdin Perl_PerlIO_stdout Perl_PerlIO_tell Perl_PerlIO_unread Perl_PerlIO_write ); if ($PLATFORM eq 'netware') { push(@layer_syms,'PL_def_layerlist','PL_known_layers','PL_perlio'); } if ($define{'USE_PERLIO'}) { # Export the symols that make up the PerlIO abstraction, regardless # of its implementation - read from a file push @syms, $perlio_sym; # This part is then dependent on how the abstraction is implemented if ($define{'USE_SFIO'}) { # Old legacy non-stdio "PerlIO" skip_symbols \@layer_syms; skip_symbols [qw(perlsio_binmode)]; # SFIO defines most of the PerlIO routines as macros # So undo most of what $perlio_sym has just done - d'oh ! # Perhaps it would be better to list the ones which do exist # And emit them skip_symbols [qw( PerlIO_canset_cnt PerlIO_clearerr PerlIO_close PerlIO_eof PerlIO_error PerlIO_exportFILE PerlIO_fast_gets PerlIO_fdopen PerlIO_fileno PerlIO_findFILE PerlIO_flush PerlIO_get_base PerlIO_get_bufsiz PerlIO_get_cnt PerlIO_get_ptr PerlIO_getc PerlIO_getname PerlIO_has_base PerlIO_has_cntptr PerlIO_importFILE PerlIO_open PerlIO_printf PerlIO_putc PerlIO_puts PerlIO_read PerlIO_releaseFILE PerlIO_reopen PerlIO_rewind PerlIO_seek PerlIO_set_cnt PerlIO_set_ptrcnt PerlIO_setlinebuf PerlIO_sprintf PerlIO_stderr PerlIO_stdin PerlIO_stdout PerlIO_stdoutf PerlIO_tell PerlIO_ungetc PerlIO_vprintf PerlIO_write PerlIO_perlio Perl_PerlIO_clearerr Perl_PerlIO_close Perl_PerlIO_eof Perl_PerlIO_error Perl_PerlIO_fileno Perl_PerlIO_fill Perl_PerlIO_flush Perl_PerlIO_get_base Perl_PerlIO_get_bufsiz Perl_PerlIO_get_cnt Perl_PerlIO_get_ptr Perl_PerlIO_read Perl_PerlIO_seek Perl_PerlIO_set_cnt Perl_PerlIO_set_ptrcnt Perl_PerlIO_setlinebuf Perl_PerlIO_stderr Perl_PerlIO_stdin Perl_PerlIO_stdout Perl_PerlIO_tell Perl_PerlIO_unread Perl_PerlIO_write PL_def_layerlist PL_known_layers PL_perlio )]; } else { # PerlIO with layers - export implementation emit_symbols \@layer_syms; emit_symbols [qw(perlsio_binmode)]; } if ($define{'USE_ITHREADS'}) { emit_symbols [qw( PL_perlio_mutex )]; } else { skip_symbols [qw( PL_perlio_mutex )]; } } else { # -Uuseperlio # Skip the PerlIO layer symbols - although # nothing should have exported them anyway. skip_symbols \@layer_syms; skip_symbols [qw( perlsio_binmode PL_def_layerlist PL_known_layers PL_perlio PL_perlio_debug_fd PL_perlio_fd_refcnt PL_perlio_fd_refcnt_size )]; # Also do NOT add abstraction symbols from $perlio_sym # abstraction is done as #define to stdio # Remaining remnants that _may_ be functions # are handled in } for my $syms (@syms) { open (GLOBAL, "<$syms") || die "failed to open $syms: $!\n"; while () { next if (!/^[A-Za-z]/); # Functions have a Perl_ prefix # Variables have a PL_ prefix chomp($_); my $symbol = ($syms =~ /var\.sym$/i ? "PL_" : ""); $symbol .= $_; emit_symbol($symbol) unless exists $skip{$symbol}; } close(GLOBAL); } # variables if ($define{'MULTIPLICITY'}) { for my $f ($perlvars_h, $intrpvar_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' or $PLATFORM eq 'os2') { # OS/2 needs PL_thr_key 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; } } 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($symbol); } while () { try_symbol($_); } if ($PLATFORM =~ /^win(?:32|ce)$/) { foreach my $symbol (qw( setuid setgid boot_DynaLoader Perl_init_os_extras Perl_thread_create Perl_win32_init Perl_win32_term RunPerl win32_async_check win32_errno win32_environ win32_abort win32_fstat win32_stat win32_pipe win32_popen win32_pclose win32_rename win32_setmode win32_chsize 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_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_gettimeofday 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_ansipath win32_os_id win32_getpid win32_crypt win32_dynaload win32_get_childenv win32_free_childenv win32_clearenv win32_get_childdir win32_free_childdir 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_setbuf win32_setvbuf win32_flushall win32_fcloseall win32_fgets win32_gets win32_fgetc win32_putc win32_puts win32_getchar win32_putchar )) { try_symbol($symbol); } if ($CCTYPE eq "BORLAND") { try_symbol('_matherr'); } } elsif ($PLATFORM eq 'os2') { my (%mapped, @missing); open MAP, 'miniperl.map' or die 'Cannot read miniperl.map'; /^\s*[\da-f:]+\s+(\w+)/i and $mapped{$1}++ foreach ; close MAP or die 'Cannot close miniperl.map'; @missing = grep { !exists $mapped{$_} } keys %export; @missing = grep { !exists $exportperlmalloc{$_} } @missing; delete $export{$_} foreach @missing; } elsif ($PLATFORM eq 'MacOS') { open MACSYMS, 'macperl.sym' or die 'Cannot read macperl.sym'; while () { try_symbol($_); } close MACSYMS; } elsif ($PLATFORM eq 'netware') { foreach my $symbol (qw( boot_DynaLoader Perl_init_os_extras Perl_thread_create Perl_nw5_init RunPerl AllocStdPerl FreeStdPerl do_spawn2 do_aspawn nw_uname nw_stdin nw_stdout nw_stderr nw_feof nw_ferror nw_fopen nw_fclose nw_clearerr nw_getc nw_fgets nw_fputc nw_fputs nw_fflush nw_ungetc nw_fileno nw_fdopen nw_freopen nw_fread nw_fwrite nw_setbuf nw_setvbuf nw_vfprintf nw_ftell nw_fseek nw_rewind nw_tmpfile nw_fgetpos nw_fsetpos nw_dup nw_access nw_chmod nw_chsize nw_close nw_dup2 nw_flock nw_isatty nw_link nw_lseek nw_stat nw_mktemp nw_open nw_read nw_rename nw_setmode nw_unlink nw_utime nw_write nw_chdir nw_rmdir nw_closedir nw_opendir nw_readdir nw_rewinddir nw_seekdir nw_telldir nw_htonl nw_htons nw_ntohl nw_ntohs nw_accept nw_bind nw_connect nw_endhostent nw_endnetent nw_endprotoent nw_endservent nw_gethostbyaddr nw_gethostbyname nw_gethostent nw_gethostname nw_getnetbyaddr nw_getnetbyname nw_getnetent nw_getpeername nw_getprotobyname nw_getprotobynumber nw_getprotoent nw_getservbyname nw_getservbyport nw_getservent nw_getsockname nw_getsockopt nw_inet_addr nw_listen nw_socket nw_recv nw_recvfrom nw_select nw_send nw_sendto nw_sethostent nw_setnetent nw_setprotoent nw_setservent nw_setsockopt nw_inet_ntoa nw_shutdown nw_crypt nw_execvp nw_kill nw_Popen nw_Pclose nw_Pipe nw_times nw_waitpid nw_getpid nw_spawnvp nw_os_id nw_open_osfhandle nw_get_osfhandle nw_abort nw_sleep nw_wait nw_dynaload nw_strerror fnFpSetMode fnInsertHashListAddrs fnGetHashListAddrs Perl_deb Perl_sv_setsv Perl_sv_catsv Perl_sv_catpvn Perl_sv_2pv nw_freeenviron Remove_Thread_Ctx )) { try_symbol($symbol); } } # records of type boot_module for statically linked modules (except Dynaloader) $static_ext =~ s/\//__/g; $static_ext =~ s/\bDynaLoader\b//; my @stat_mods = map {"boot_$_"} grep {/\S/} split /\s+/, $static_ext; foreach my $symbol (@stat_mods) { try_symbol($symbol); } try_symbol("init_Win32CORE") if $static_ext =~ /\bWin32CORE\b/; # Now all symbols should be defined because # next we are going to output them. foreach my $symbol (sort keys %export) { output_symbol($symbol); } if ($PLATFORM eq 'os2') { print <