3 # Regenerate (overwriting only if changed):
8 # from information stored in the DATA section of this file.
10 # With the -U option, it also unconditionally regenerates the relevant
15 # Also accepts the standard regen_lib -q and -v args.
17 # This script is normally invoked from regen.pl.
20 # Get function prototypes
21 require 'regen_lib.pl';
27 getopts('Uv', \%opts);
31 A => "char*", # as an input argument
32 B => "char*", # as an output argument
33 C => "const char*", # as a read-only input argument
41 # (See the definitions after __DATA__.)
42 # In func|inc|type|... a "S" means "type*", and a "R" means "type**".
43 # (The "types" are often structs, such as "struct passwd".)
45 # After the prototypes one can have |X=...|Y=... to define more types.
46 # A commonly used extra type is to define D to be equal to "type_data",
47 # for example "struct_hostent_data to" go with "struct hostent".
49 # Example #1: I_XSBWR means int func_r(X, type, char*, size_t, type**)
50 # Example #2: S_SBIE means type func_r(type, char*, int, int*)
51 # Example #3: S_CBI means type func_r(const char*, char*, int)
54 # safer_unlink 'reentr.h';
55 my $h = safer_open("reentr.h-new");
58 /* -*- buffer-read-only: t -*-
62 * Copyright (C) 2002, 2003, 2005, 2006, 2007 by Larry Wall and others
64 * You may distribute under the terms of either the GNU General Public
65 * License or the Artistic License, as specified in the README file.
67 * !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
68 * This file is built by reentr.pl from data in reentr.pl.
74 /* If compiling for a threaded perl, we will macro-wrap the system/library
75 * interfaces (e.g. getpwent()) which have threaded versions
76 * (e.g. getpwent_r()), which will handle things correctly for
77 * the Perl interpreter, but otherwise (for XS) the wrapping does
78 * not take place. See L<perlxs/Thread-aware system interfaces>.
81 #ifndef PERL_REENTR_API
82 # if defined(PERL_CORE) || defined(PERL_EXT)
83 # define PERL_REENTR_API 1
85 # define PERL_REENTR_API 0
89 #ifdef USE_REENTRANT_API
91 /* Deprecations: some platforms have the said reentrant interfaces
92 * but they are declared obsolete and are not to be used. Often this
93 * means that the platform has threadsafed the interfaces (hopefully).
94 * All this is OS version dependent, so we are of course fooling ourselves.
95 * If you know of more deprecations on some platforms, please add your own
96 * (by editing reentr.pl, mind!) */
100 # undef HAS_DRAND48_R
101 # undef HAS_ENDGRENT_R
102 # undef HAS_ENDPWENT_R
103 # undef HAS_GETGRENT_R
104 # undef HAS_GETPWENT_R
105 # undef HAS_SETLOCALE_R
106 # undef HAS_SRAND48_R
107 # undef HAS_STRERROR_R
108 # define NETDB_R_OBSOLETE
111 #if defined(__osf__) && defined(__alpha) /* Tru64 aka Digital UNIX */
113 # undef HAS_STRERROR_R
114 # define NETDB_R_OBSOLETE
118 * As of OpenBSD 3.7, reentrant functions are now working, they just are
119 * incompatible with everyone else. To make OpenBSD happy, we have to
120 * memzero out certain structures before calling the functions.
122 #if defined(__OpenBSD__)
123 # define REENTR_MEMZERO(a,b) memzero(a,b)
125 # define REENTR_MEMZERO(a,b) 0
128 #ifdef NETDB_R_OBSOLETE
129 # undef HAS_ENDHOSTENT_R
130 # undef HAS_ENDNETENT_R
131 # undef HAS_ENDPROTOENT_R
132 # undef HAS_ENDSERVENT_R
133 # undef HAS_GETHOSTBYADDR_R
134 # undef HAS_GETHOSTBYNAME_R
135 # undef HAS_GETHOSTENT_R
136 # undef HAS_GETNETBYADDR_R
137 # undef HAS_GETNETBYNAME_R
138 # undef HAS_GETNETENT_R
139 # undef HAS_GETPROTOBYNAME_R
140 # undef HAS_GETPROTOBYNUMBER_R
141 # undef HAS_GETPROTOENT_R
142 # undef HAS_GETSERVBYNAME_R
143 # undef HAS_GETSERVBYPORT_R
144 # undef HAS_GETSERVENT_R
145 # undef HAS_SETHOSTENT_R
146 # undef HAS_SETNETENT_R
147 # undef HAS_SETPROTOENT_R
148 # undef HAS_SETSERVENT_R
161 # include <stdlib.h> /* drand48_data */
168 #ifdef HAS_GETSPNAM_R
176 my %seenh; # the different prototypes signatures for this function
177 my %seena; # the different prototypes signatures for this function in order
178 my @seenf; # all the seen functions
179 my %seenp; # the different prototype signatures for all functions
180 my %seent; # the return type of this function
181 my %seens; # the type of this function's "S"
182 my %seend; # the type of this function's "D"
183 my %seenm; # all the types
184 my %seenu; # the length of the argument list of this function
186 while (<DATA>) { # Read in the protypes.
189 my ($func, $hdr, $type, @p) = split(/\s*\|\s*/, $_, -1);
191 # Split off the real function name and the argument list.
192 ($func, $u) = split(' ', $func);
193 $seenu{$func} = defined $u ? length $u : 0;
194 my $FUNC = uc $func; # for output.
202 # Set any special mapping variables (like X=x_t)
204 while ($p[-1] =~ /=/) {
205 my ($k, $v) = ($p[-1] =~ /^([A-Za-z])\s*=\s*(.*)/);
211 # If given the -U option open up the metaconfig unit for this function.
212 if ($opts{U} && open(U, ">d_${func}_r.U")) {
218 # The metaconfig units needs prerequisite dependencies.
222 if ($hdr ne 'stdio') { # There's no i_stdio.
225 $prereqsh = "\$$prereqs $prereqh";
227 my @prereq = qw(Inlibc Protochk Hasproto i_systypes usethreads);
228 push @prereq, $prereqs;
229 my $hdrs = "\$i_systypes sys/types.h define stdio.h $prereqsh";
230 if ($hdr eq 'time') {
231 $hdrs .= " \$i_systime sys/time.h";
232 push @prereq, 'i_systime';
234 # Output the metaconfig unit header.
236 ?RCS: \$Id: d_${func}_r.U,v $
238 ?RCS: Copyright (c) 2002,2003 Jarkko Hietaniemi
240 ?RCS: You may distribute under the terms of either the GNU General Public
241 ?RCS: License or the Artistic License, as specified in the README file.
243 ?RCS: Generated by the reentr.pl from the Perl 5.8 distribution.
245 ?MAKE:d_${func}_r ${func}_r_proto: @prereq
246 ?MAKE: -pick add \$@ %<
248 ?S: This variable conditionally defines the HAS_${FUNC}_R symbol,
249 ?S: which indicates to the C program that the ${func}_r()
250 ?S: routine is available.
253 ?S: This variable encodes the prototype of ${func}_r.
254 ?S: It is zero if d_${func}_r is undef, and one of the
255 ?S: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r
259 ?C: This symbol, if defined, indicates that the ${func}_r routine
260 ?C: is available to ${func} re-entrantly.
263 ?C: This symbol encodes the prototype of ${func}_r.
264 ?C: It is zero if d_${func}_r is undef, and one of the
265 ?C: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r
268 ?H:#\$d_${func}_r HAS_${FUNC}_R /**/
269 ?H:#define ${FUNC}_R_PROTO \$${func}_r_proto /**/
271 ?T:try hdrs d_${func}_r_proto
272 ?LINT:set d_${func}_r
273 ?LINT:set ${func}_r_proto
274 : see if ${func}_r exists
275 set ${func}_r d_${func}_r
277 case "\$d_${func}_r" in
282 case "\$d_${func}_r_proto:\$usethreads" in
283 ":define") d_${func}_r_proto=define
284 set d_${func}_r_proto ${func}_r \$hdrs
288 case "\$d_${func}_r_proto" in
293 my ($r, $a) = ($p =~ /^(.)_(.+)/);
294 my $v = join(", ", map { $m{$_} } split '', $a);
297 case "\$${func}_r_proto" in
298 ''|0) try='$m{$r} ${func}_r($v);'
299 ./protochk "extern \$try" \$hdrs && ${func}_r_proto=$p ;;
303 $seenh{$func}->{$p}++;
304 push @{$seena{$func}}, $p;
306 $seent{$func} = $type;
307 $seens{$func} = $m{S};
308 $seend{$func} = $m{D};
313 case "\$${func}_r_proto" in
314 ''|0) d_${func}_r=undef
316 echo "Disabling ${func}_r, cannot determine prototype." >&4 ;;
317 * ) case "\$${func}_r_proto" in
319 *) ${func}_r_proto="REENTRANT_PROTO_\$${func}_r_proto" ;;
321 echo "Prototype: \$try" ;;
324 *) case "\$usethreads" in
325 define) echo "${func}_r has no prototype, not using it." >&4 ;;
343 # Prepare to continue writing the reentr.h.
348 # Write out all the known prototype signatures.
350 for my $p (sort keys %seenp) {
351 print "#define REENTRANT_PROTO_${p} ${i}\n";
356 my @struct; # REENTR struct members
357 my @size; # struct member buffer size initialization code
358 my @init; # struct member buffer initialization (malloc) code
359 my @free; # struct member buffer release (free) code
360 my @wrap; # the wrapper (foo(a) -> foo_r(a,...)) cpp code
361 my @define; # defines for optional features
365 join " || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @_;
378 Newx(PL_reentrant_buffer->_${func}_buffer, PL_reentrant_buffer->_${func}_size, char);
381 Safefree(PL_reentrant_buffer->_${func}_buffer);
386 my ($n, $p, @F) = @_;
390 /* The @F using \L$n? */
396 my $HAS = "${FUNC}_R_HAS_$n";
398 my @h = grep { /$p/ } @{$seena{$func}};
399 unless (defined $GENFUNC) {
401 $GENFUNC =~ s/^GET//;
404 push @define, "#if defined(HAS_${FUNC}_R) && (" . join(" || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @h) . ")\n";
417 /* Any of the @F using \L$n? */
420 push @define, "#if (" . join(" || ", map { "defined($_)" } @H) . ")\n";
422 # define USE_${GENFUNC}_$n
424 # undef USE_${GENFUNC}_$n
430 define('BUFFER', 'B',
431 qw(getgrent getgrgid getgrnam));
434 qw(getgrent getgrgid getgrnam));
436 qw(getpwent getpwnam getpwuid));
438 qw(getspent getspnam));
441 qw(getgrent getgrgid getgrnam setgrent endgrent));
443 qw(getpwent getpwnam getpwuid setpwent endpwent));
445 define('BUFFER', 'B',
446 qw(getpwent getpwgid getpwnam));
449 qw(gethostent gethostbyaddr gethostbyname));
451 qw(getnetent getnetbyaddr getnetbyname));
453 qw(getprotoent getprotobyname getprotobynumber));
455 qw(getservent getservbyname getservbyport));
457 define('BUFFER', 'B',
458 qw(gethostent gethostbyaddr gethostbyname));
459 define('BUFFER', 'B',
460 qw(getnetent getnetbyaddr getnetbyname));
461 define('BUFFER', 'B',
462 qw(getprotoent getprotobyname getprotobynumber));
463 define('BUFFER', 'B',
464 qw(getservent getservbyname getservbyport));
467 qw(gethostent gethostbyaddr gethostbyname));
469 qw(getnetent getnetbyaddr getnetbyname));
471 # The following loop accumulates the "ssif" (struct, size, init, free)
472 # sections that declare the struct members (in reentr.h), and the buffer
473 # size initialization, buffer initialization (malloc), and buffer
474 # release (free) code (in reentr.c).
476 # The loop also contains a lot of intrinsic logic about groups of
477 # functions (since functions of certain kind operate the same way).
479 for my $func (@seenf) {
481 my $ifdef = "#ifdef HAS_${FUNC}_R\n";
482 my $endif = "#endif /* HAS_${FUNC}_R */\n";
483 if (exists $seena{$func}) {
484 my @p = @{$seena{$func}};
485 if ($func =~ /^(asctime|ctime|getlogin|setlocale|strerror|ttyname)$/) {
488 char* _${func}_buffer;
489 size_t _${func}_size;
492 PL_reentrant_buffer->_${func}_size = REENTRANTSMALLSIZE;
497 elsif ($func =~ /^(crypt)$/) {
500 #if CRYPT_R_PROTO == REENTRANT_PROTO_B_CCD
501 $seend{$func} _${func}_data;
503 $seent{$func} *_${func}_struct_buffer;
507 #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD
508 PL_reentrant_buffer->_${func}_struct_buffer = 0;
512 #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD
513 Safefree(PL_reentrant_buffer->_${func}_struct_buffer);
518 elsif ($func =~ /^(drand48|random|srandom)$/) {
521 $seent{$func} _${func}_struct;
523 if ($1 eq 'drand48') {
525 double _${func}_double;
527 } elsif ($1 eq 'random') {
529 # if RANDOM_R_PROTO == REENTRANT_PROTO_I_iS
532 # if RANDOM_R_PROTO == REENTRANT_PROTO_I_lS
533 long _${func}_retval;
535 # if RANDOM_R_PROTO == REENTRANT_PROTO_I_St
536 int32_t _${func}_retval;
542 elsif ($func =~ /^(getgrnam|getpwnam|getspnam)$/) {
544 # 'genfunc' can be read either as 'generic' or 'genre',
545 # it represents a group of functions.
547 $genfunc =~ s/nam/ent/g;
548 $genfunc =~ s/^get//;
549 my $GENFUNC = uc $genfunc;
551 $seent{$func} _${genfunc}_struct;
552 char* _${genfunc}_buffer;
553 size_t _${genfunc}_size;
556 # ifdef USE_${GENFUNC}_PTR
557 $seent{$func}* _${genfunc}_ptr;
561 # ifdef USE_${GENFUNC}_FPTR
562 FILE* _${genfunc}_fptr;
566 # ifdef USE_${GENFUNC}_FPTR
567 PL_reentrant_buffer->_${genfunc}_fptr = NULL;
570 my $sc = $genfunc eq 'grent' ?
571 '_SC_GETGR_R_SIZE_MAX' : '_SC_GETPW_R_SIZE_MAX';
572 my $sz = "_${genfunc}_size";
574 # if defined(HAS_SYSCONF) && defined($sc) && !defined(__GLIBC__)
575 PL_reentrant_buffer->$sz = sysconf($sc);
576 if (PL_reentrant_buffer->$sz == (size_t) -1)
577 PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE;
579 # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ)
580 PL_reentrant_buffer->$sz = SIABUFSIZ;
583 PL_reentrant_buffer->$sz = BUFSIZ;
585 PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE;
590 pushinitfree $genfunc;
593 elsif ($func =~ /^(gethostbyname|getnetbyname|getservbyname|getprotobyname)$/) {
596 $genfunc =~ s/byname/ent/;
597 $genfunc =~ s/^get//;
598 my $GENFUNC = uc $genfunc;
599 my $D = ifprotomatch($FUNC, grep {/D/} @p);
600 my $d = $seend{$func};
601 $d =~ s/\*$//; # snip: we need need the base type.
603 $seent{$func} _${genfunc}_struct;
607 char* _${genfunc}_buffer;
608 size_t _${genfunc}_size;
610 # ifdef USE_${GENFUNC}_PTR
611 $seent{$func}* _${genfunc}_ptr;
615 # ifdef USE_${GENFUNC}_ERRNO
616 int _${genfunc}_errno;
621 PL_reentrant_buffer->_${genfunc}_size = REENTRANTUSUALSIZE;
626 Newx(PL_reentrant_buffer->_${genfunc}_buffer, PL_reentrant_buffer->_${genfunc}_size, char);
631 Safefree(PL_reentrant_buffer->_${genfunc}_buffer);
636 elsif ($func =~ /^(readdir|readdir64)$/) {
638 my $R = ifprotomatch($FUNC, grep {/R/} @p);
640 $seent{$func}* _${func}_struct;
641 size_t _${func}_size;
643 $seent{$func}* _${func}_ptr;
647 /* This is the size Solaris recommends.
648 * (though we go static, should use pathconf() instead) */
649 PL_reentrant_buffer->_${func}_size = sizeof($seent{$func}) + MAXPATHLEN + 1;
652 PL_reentrant_buffer->_${func}_struct = ($seent{$func}*)safemalloc(PL_reentrant_buffer->_${func}_size);
655 Safefree(PL_reentrant_buffer->_${func}_struct);
663 # if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
667 # Write out what we have learned.
670 my $v = join(", ", @v[0..$seenu{$func}-1]);
672 my ($r, $a) = split '_', $p;
673 my $test = $r eq 'I' ? ' == 0' : '';
676 if ($genfunc =~ /^(?:get|set|end)(pw|gr|host|net|proto|serv|sp)/) {
677 $genfunc = "${1}ent";
678 } elsif ($genfunc eq 'srand48') {
679 $genfunc = "drand48";
683 substr($b, 0, $seenu{$func}) = '';
684 if ($func =~ /^random$/) {
685 $true = "PL_reentrant_buffer->_random_retval";
686 } elsif ($b =~ /R/) {
687 $true = "PL_reentrant_buffer->_${genfunc}_ptr";
688 } elsif ($b =~ /T/ && $func eq 'drand48') {
689 $true = "PL_reentrant_buffer->_${genfunc}_double";
690 } elsif ($b =~ /S/) {
691 if ($func =~ /^readdir/) {
692 $true = "PL_reentrant_buffer->_${genfunc}_struct";
694 $true = "&PL_reentrant_buffer->_${genfunc}_struct";
696 } elsif ($b =~ /B/) {
697 $true = "PL_reentrant_buffer->_${genfunc}_buffer";
703 "&PL_reentrant_buffer->_${genfunc}_ptr" :
705 "&PL_reentrant_buffer->_${genfunc}_errno" :
707 "PL_reentrant_buffer->_${genfunc}_buffer" :
709 "PL_reentrant_buffer->_${genfunc}_size" :
711 "&PL_reentrant_buffer->_${genfunc}_fptr" :
713 "&PL_reentrant_buffer->_${genfunc}_data" :
715 ($func =~ /^readdir\d*$/ ?
716 "PL_reentrant_buffer->_${genfunc}_struct" :
718 "PL_reentrant_buffer->_${genfunc}_struct_buffer" :
719 "&PL_reentrant_buffer->_${genfunc}_struct") :
720 $_ eq 'T' && $func eq 'drand48' ?
721 "&PL_reentrant_buffer->_${genfunc}_double" :
722 $_ =~ /^[ilt]$/ && $func eq 'random' ?
723 "&PL_reentrant_buffer->_random_retval" :
726 $w = ", $w" if length $v;
729 my $call = "${func}_r($v$w)";
731 # Must make OpenBSD happy
734 ($genfunc eq 'protoent' || $genfunc eq 'servent')) {
735 $memzero = 'REENTR_MEMZERO(&PL_reentrant_buffer->_' . $genfunc . '_data, sizeof(PL_reentrant_buffer->_' . $genfunc . '_data)),';
738 # if !defined($func) && ${FUNC}_R_PROTO == REENTRANT_PROTO_$p
740 if ($r eq 'V' || $r eq 'B') {
742 # define $func($v) $call
745 if ($func =~ /^get/) {
746 my $rv = $v ? ", $v" : "";
749 # define $func($v) ($memzero(PL_reentrant_retint = $call)$test ? $true : ((PL_reentrant_retint == ERANGE) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0))
753 # define $func($v) ($call$test ? $true : ((errno == ERANGE) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0))
758 # define $func($v) ($call$test ? $true : 0)
762 push @wrap, <<EOF; # !defined(xxx) && XXX_R_PROTO == REENTRANT_PROTO_Y_TS
767 push @wrap, <<EOF; # defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
771 push @wrap, $endif, "\n";
779 /* Defines for indicating which special features are supported. */
784 int dummy; /* cannot have empty structs */
791 #endif /* USE_REENTRANT_API */
799 rename_if_different('reentr.h-new', 'reentr.h');
801 # Prepare to write the reentr.c.
803 # safer_unlink 'reentr.c';
804 my $c = safer_open("reentr.c-new");
807 /* -*- buffer-read-only: t -*-
811 * Copyright (C) 2002, 2003, 2005, 2006, 2007 by Larry Wall and others
813 * You may distribute under the terms of either the GNU General Public
814 * License or the Artistic License, as specified in the README file.
816 * !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
817 * This file is built by reentr.pl from data in reentr.pl.
819 * "Saruman," I said, standing away from him, "only one hand at a time can
820 * wield the One, and you know that well, so do not trouble to say we!"
822 * This file contains a collection of automatically created wrappers
823 * (created by running reentr.pl) for reentrant (thread-safe) versions of
824 * various library calls, such as getpwent_r. The wrapping is done so
825 * that other files like pp_sys.c calling those library functions need not
826 * care about the differences between various platforms' idiosyncrasies
827 * regarding these reentrant interfaces.
831 #define PERL_IN_REENTR_C
836 Perl_reentrant_size(pTHX) {
837 #ifdef USE_REENTRANT_API
838 #define REENTRANTSMALLSIZE 256 /* Make something up. */
839 #define REENTRANTUSUALSIZE 4096 /* Make something up. */
841 #endif /* USE_REENTRANT_API */
845 Perl_reentrant_init(pTHX) {
846 #ifdef USE_REENTRANT_API
847 Newx(PL_reentrant_buffer, 1, REENTR);
848 Perl_reentrant_size(aTHX);
850 #endif /* USE_REENTRANT_API */
854 Perl_reentrant_free(pTHX) {
855 #ifdef USE_REENTRANT_API
857 Safefree(PL_reentrant_buffer);
858 #endif /* USE_REENTRANT_API */
862 Perl_reentrant_retry(const char *f, ...)
867 #ifdef USE_REENTRANT_API
868 /* Easier to special case this here than in embed.pl. (Look at what it
869 generates for proto.h) */
870 PERL_ARGS_ASSERT_REENTRANT_RETRY;
874 #ifdef USE_REENTRANT_API
875 # if defined(USE_HOSTENT_BUFFER) || defined(USE_GRENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PWENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER)
878 # if defined(USE_SERVENT_BUFFER)
881 # if defined(USE_HOSTENT_BUFFER)
884 # if defined(USE_HOSTENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER)
888 switch (PL_op->op_type) {
889 #ifdef USE_HOSTENT_BUFFER
894 #ifdef PERL_REENTRANT_MAXSIZE
895 if (PL_reentrant_buffer->_hostent_size <=
896 PERL_REENTRANT_MAXSIZE / 2)
899 PL_reentrant_buffer->_hostent_size *= 2;
900 Renew(PL_reentrant_buffer->_hostent_buffer,
901 PL_reentrant_buffer->_hostent_size, char);
902 switch (PL_op->op_type) {
904 p0 = va_arg(ap, void *);
905 asize = va_arg(ap, size_t);
906 anint = va_arg(ap, int);
907 retptr = gethostbyaddr(p0, asize, anint); break;
909 p0 = va_arg(ap, void *);
910 retptr = gethostbyname((char *)p0); break;
912 retptr = gethostent(); break;
914 SETERRNO(ERANGE, LIB_INVARG);
921 #ifdef USE_GRENT_BUFFER
926 #ifdef PERL_REENTRANT_MAXSIZE
927 if (PL_reentrant_buffer->_grent_size <=
928 PERL_REENTRANT_MAXSIZE / 2)
932 PL_reentrant_buffer->_grent_size *= 2;
933 Renew(PL_reentrant_buffer->_grent_buffer,
934 PL_reentrant_buffer->_grent_size, char);
935 switch (PL_op->op_type) {
937 p0 = va_arg(ap, void *);
938 retptr = getgrnam((char *)p0); break;
940 #if Gid_t_size < INTSIZE
941 gid = (Gid_t)va_arg(ap, int);
943 gid = va_arg(ap, Gid_t);
945 retptr = getgrgid(gid); break;
947 retptr = getgrent(); break;
949 SETERRNO(ERANGE, LIB_INVARG);
956 #ifdef USE_NETENT_BUFFER
961 #ifdef PERL_REENTRANT_MAXSIZE
962 if (PL_reentrant_buffer->_netent_size <=
963 PERL_REENTRANT_MAXSIZE / 2)
967 PL_reentrant_buffer->_netent_size *= 2;
968 Renew(PL_reentrant_buffer->_netent_buffer,
969 PL_reentrant_buffer->_netent_size, char);
970 switch (PL_op->op_type) {
972 net = va_arg(ap, Netdb_net_t);
973 anint = va_arg(ap, int);
974 retptr = getnetbyaddr(net, anint); break;
976 p0 = va_arg(ap, void *);
977 retptr = getnetbyname((char *)p0); break;
979 retptr = getnetent(); break;
981 SETERRNO(ERANGE, LIB_INVARG);
988 #ifdef USE_PWENT_BUFFER
993 #ifdef PERL_REENTRANT_MAXSIZE
994 if (PL_reentrant_buffer->_pwent_size <=
995 PERL_REENTRANT_MAXSIZE / 2)
999 PL_reentrant_buffer->_pwent_size *= 2;
1000 Renew(PL_reentrant_buffer->_pwent_buffer,
1001 PL_reentrant_buffer->_pwent_size, char);
1002 switch (PL_op->op_type) {
1004 p0 = va_arg(ap, void *);
1005 retptr = getpwnam((char *)p0); break;
1007 #if Uid_t_size < INTSIZE
1008 uid = (Uid_t)va_arg(ap, int);
1010 uid = va_arg(ap, Uid_t);
1012 retptr = getpwuid(uid); break;
1014 retptr = getpwent(); break;
1016 SETERRNO(ERANGE, LIB_INVARG);
1023 #ifdef USE_PROTOENT_BUFFER
1028 #ifdef PERL_REENTRANT_MAXSIZE
1029 if (PL_reentrant_buffer->_protoent_size <=
1030 PERL_REENTRANT_MAXSIZE / 2)
1033 PL_reentrant_buffer->_protoent_size *= 2;
1034 Renew(PL_reentrant_buffer->_protoent_buffer,
1035 PL_reentrant_buffer->_protoent_size, char);
1036 switch (PL_op->op_type) {
1038 p0 = va_arg(ap, void *);
1039 retptr = getprotobyname((char *)p0); break;
1041 anint = va_arg(ap, int);
1042 retptr = getprotobynumber(anint); break;
1044 retptr = getprotoent(); break;
1046 SETERRNO(ERANGE, LIB_INVARG);
1053 #ifdef USE_SERVENT_BUFFER
1058 #ifdef PERL_REENTRANT_MAXSIZE
1059 if (PL_reentrant_buffer->_servent_size <=
1060 PERL_REENTRANT_MAXSIZE / 2)
1063 PL_reentrant_buffer->_servent_size *= 2;
1064 Renew(PL_reentrant_buffer->_servent_buffer,
1065 PL_reentrant_buffer->_servent_size, char);
1066 switch (PL_op->op_type) {
1068 p0 = va_arg(ap, void *);
1069 p1 = va_arg(ap, void *);
1070 retptr = getservbyname((char *)p0, (char *)p1); break;
1072 anint = va_arg(ap, int);
1073 p0 = va_arg(ap, void *);
1074 retptr = getservbyport(anint, (char *)p0); break;
1076 retptr = getservent(); break;
1078 SETERRNO(ERANGE, LIB_INVARG);
1086 /* Not known how to retry, so just fail. */
1101 rename_if_different('reentr.c-new', 'reentr.c');
1104 asctime S |time |const struct tm|B_SB|B_SBI|I_SB|I_SBI
1105 crypt CC |crypt |struct crypt_data|B_CCS|B_CCD|D=CRYPTD*
1106 ctermid B |stdio | |B_B
1107 ctime S |time |const time_t |B_SB|B_SBI|I_SB|I_SBI
1108 drand48 |stdlib |struct drand48_data |I_ST|T=double*
1109 endgrent |grp | |I_H|V_H
1110 endhostent |netdb | |I_D|V_D|D=struct hostent_data*
1111 endnetent |netdb | |I_D|V_D|D=struct netent_data*
1112 endprotoent |netdb | |I_D|V_D|D=struct protoent_data*
1113 endpwent |pwd | |I_H|V_H
1114 endservent |netdb | |I_D|V_D|D=struct servent_data*
1115 getgrent |grp |struct group |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH
1116 getgrgid T |grp |struct group |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=gid_t
1117 getgrnam C |grp |struct group |I_CSBWR|I_CSBIR|S_CBI|I_CSBI|S_CSBI
1118 gethostbyaddr CWI |netdb |struct hostent |I_CWISBWRE|S_CWISBWIE|S_CWISBIE|S_TWISBIE|S_CIISBIE|S_CSBIE|S_TSBIE|I_CWISD|I_CIISD|I_CII|I_TsISBWRE|D=struct hostent_data*|T=const void*|s=socklen_t
1119 gethostbyname C |netdb |struct hostent |I_CSBWRE|S_CSBIE|I_CSD|D=struct hostent_data*
1120 gethostent |netdb |struct hostent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct hostent_data*
1121 getlogin |unistd |char |I_BW|I_BI|B_BW|B_BI
1122 getnetbyaddr LI |netdb |struct netent |I_UISBWRE|I_LISBI|S_TISBI|S_LISBI|I_TISD|I_LISD|I_IISD|I_uISBWRE|D=struct netent_data*|T=in_addr_t|U=unsigned long|u=uint32_t
1123 getnetbyname C |netdb |struct netent |I_CSBWRE|I_CSBI|S_CSBI|I_CSD|D=struct netent_data*
1124 getnetent |netdb |struct netent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct netent_data*
1125 getprotobyname C|netdb |struct protoent|I_CSBWR|S_CSBI|I_CSD|D=struct protoent_data*
1126 getprotobynumber I |netdb |struct protoent|I_ISBWR|S_ISBI|I_ISD|D=struct protoent_data*
1127 getprotoent |netdb |struct protoent|I_SBWR|I_SBI|S_SBI|I_SD|D=struct protoent_data*
1128 getpwent |pwd |struct passwd |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH
1129 getpwnam C |pwd |struct passwd |I_CSBWR|I_CSBIR|S_CSBI|I_CSBI
1130 getpwuid T |pwd |struct passwd |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=uid_t
1131 getservbyname CC|netdb |struct servent |I_CCSBWR|S_CCSBI|I_CCSD|D=struct servent_data*
1132 getservbyport IC|netdb |struct servent |I_ICSBWR|S_ICSBI|I_ICSD|D=struct servent_data*
1133 getservent |netdb |struct servent |I_SBWR|I_SBI|S_SBI|I_SD|D=struct servent_data*
1134 getspnam C |shadow |struct spwd |I_CSBWR|S_CSBI
1135 random |stdlib |struct random_data|I_iS|I_lS|I_St|i=int*|l=long*|t=int32_t*
1136 readdir T |dirent |struct dirent |I_TSR|I_TS|T=DIR*
1137 readdir64 T |dirent |struct dirent64|I_TSR|I_TS|T=DIR*
1138 setgrent |grp | |I_H|V_H
1139 sethostent I |netdb | |I_ID|V_ID|D=struct hostent_data*
1140 setlocale IC |locale | |I_ICBI
1141 setnetent I |netdb | |I_ID|V_ID|D=struct netent_data*
1142 setprotoent I |netdb | |I_ID|V_ID|D=struct protoent_data*
1143 setpwent |pwd | |I_H|V_H
1144 setservent I |netdb | |I_ID|V_ID|D=struct servent_data*
1145 srand48 L |stdlib |struct drand48_data |I_LS
1146 srandom T |stdlib |struct random_data|I_TS|T=unsigned int
1147 strerror I |string | |I_IBW|I_IBI|B_IBW
1148 tmpnam B |stdio | |B_B
1149 ttyname I |unistd | |I_IBW|I_IBI|B_IBI