4 # Generate the reentr.c and reentr.h,
5 # and optionally also the relevant metaconfig units (-U option).
15 A => "char*", # as an input argument
16 B => "char*", # as an output argument
17 C => "const char*", # as a read-only input argument
25 # (See the definitions after __DATA__.)
26 # In func|inc|type|... a "S" means "type*", and a "R" means "type**".
27 # (The "types" are often structs, such as "struct passwd".)
29 # After the prototypes one can have |X=...|Y=... to define more types.
30 # A commonly used extra type is to define D to be equal to "type_data",
31 # for example "struct_hostent_data to" go with "struct hostent".
33 # Example #1: I_XSBWR means int func_r(X, type, char*, size_t, type**)
34 # Example #2: S_SBIE means type func_r(type, char*, int, int*)
35 # Example #3: S_CBI means type func_r(const char*, char*, int)
38 die "reentr.h: $!" unless open(H, ">reentr.h");
44 * Copyright (c) 1997-2002, Larry Wall
46 * You may distribute under the terms of either the GNU General Public
47 * License or the Artistic License, as specified in the README file.
49 * !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
50 * This file is built by reentrl.pl from data in reentr.pl.
56 #ifdef USE_REENTRANT_API
58 /* Deprecations: some platforms have the said reentrant interfaces
59 * but they are declared obsolete and are not to be used. Often this
60 * means that the platform has threadsafed the interfaces (hopefully).
61 * All this is OS version dependent, so we are of course fooling ourselves.
62 * If you know of more deprecations on some platforms, please add your own. */
67 # undef HAS_ENDGRENT_R
68 # undef HAS_ENDPWENT_R
69 # undef HAS_GETGRENT_R
70 # undef HAS_GETPWENT_R
71 # undef HAS_SETLOCALE_R
73 # undef HAS_STRERROR_R
74 # define NETDB_R_OBSOLETE
77 #if defined(__osf__) && defined(__alpha) /* Tru64 aka Digital UNIX */
79 # undef HAS_STRERROR_R
80 # define NETDB_R_OBSOLETE
83 #ifdef NETDB_R_OBSOLETE
84 # undef HAS_ENDHOSTENT_R
85 # undef HAS_ENDNETENT_R
86 # undef HAS_ENDPROTOENT_R
87 # undef HAS_ENDSERVENT_R
88 # undef HAS_GETHOSTBYADDR_R
89 # undef HAS_GETHOSTBYNAME_R
90 # undef HAS_GETHOSTENT_R
91 # undef HAS_GETNETBYADDR_R
92 # undef HAS_GETNETBYNAME_R
93 # undef HAS_GETNETENT_R
94 # undef HAS_GETPROTOBYNAME_R
95 # undef HAS_GETPROTOBYNUMBER_R
96 # undef HAS_GETPROTOENT_R
97 # undef HAS_GETSERVBYNAME_R
98 # undef HAS_GETSERVBYPORT_R
99 # undef HAS_GETSERVENT_R
100 # undef HAS_SETHOSTENT_R
101 # undef HAS_SETNETENT_R
102 # undef HAS_SETPROTOENT_R
103 # undef HAS_SETSERVENT_R
116 # include <stdlib.h> /* drand48_data */
123 #ifdef HAS_GETSPNAM_R
131 my %seenh; # the different prototypes signatures for this function
132 my %seena; # the different prototypes signatures for this function in order
133 my @seenf; # all the seen functions
134 my %seenp; # the different prototype signatures for all functions
135 my %seent; # the return type of this function
136 my %seens; # the type of this function's "S"
137 my %seend; # the type of this function's "D"
138 my %seenu; # the length of the argument list of this function
140 while (<DATA>) { # Read in the protypes.
143 my ($func, $hdr, $type, @p) = split(/\s*\|\s*/, $_, -1);
145 # Split off the real function name and the argument list.
146 ($func, $u) = split(' ', $func);
147 $seenu{$func} = defined $u ? length $u : 0;
148 my $FUNC = uc $func; # for output.
156 # Set any special mapping variables (like X=x_t)
158 while ($p[-1] =~ /=/) {
159 my ($k, $v) = ($p[-1] =~ /^([A-Za-z])\s*=\s*(.*)/);
165 # If given the -U option open up the metaconfig unit for this function.
166 if ($opts{U} && open(U, ">d_${func}_r.U")) {
171 # The metaconfig units needs prerequisite dependencies.
175 if ($hdr ne 'stdio') { # There's no i_stdio.
178 $prereqsh = "\$$prereqs $prereqh";
180 my @prereq = qw(Inlibc Protochk Hasproto i_systypes usethreads);
181 push @prereq, $prereqs;
182 my $hdrs = "\$i_systypes sys/types.h define stdio.h $prereqsh";
183 if ($hdr eq 'time') {
184 $hdrs .= " \$i_systime sys/time.h";
185 push @prereq, 'i_systime';
187 # Output the metaconfig unit header.
189 ?RCS: \$Id: d_${func}_r.U,v $
191 ?RCS: Copyright (c) 2002 Jarkko Hietaniemi
193 ?RCS: You may distribute under the terms of either the GNU General Public
194 ?RCS: License or the Artistic License, as specified in the README file.
196 ?RCS: Generated by the reentr.pl from the Perl 5.8 distribution.
198 ?MAKE:d_${func}_r ${func}_r_proto: @prereq
199 ?MAKE: -pick add \$@ %<
201 ?S: This variable conditionally defines the HAS_${FUNC}_R symbol,
202 ?S: which indicates to the C program that the ${func}_r()
203 ?S: routine is available.
206 ?S: This variable encodes the prototype of ${func}_r.
209 ?C: This symbol, if defined, indicates that the ${func}_r routine
210 ?C: is available to ${func} re-entrantly.
213 ?C: This symbol encodes the prototype of ${func}_r.
215 ?H:#\$d_${func}_r HAS_${FUNC}_R /**/
216 ?H:#define ${FUNC}_R_PROTO \$${func}_r_proto /**/
218 ?T:try hdrs d_${func}_r_proto
219 ?LINT:set d_${func}_r
220 ?LINT:set ${func}_r_proto
221 : see if ${func}_r exists
222 set ${func}_r d_${func}_r
224 case "\$d_${func}_r" in
229 case "\$d_${func}_r_proto:\$usethreads" in
230 ":define") d_${func}_r_proto=define
231 set d_${func}_r_proto ${func}_r \$hdrs
235 case "\$d_${func}_r_proto" in
240 my ($r, $a) = ($p =~ /^(.)_(.+)/);
241 my $v = join(", ", map { $m{$_} } split '', $a);
244 case "\$${func}_r_proto" in
245 ''|0) try='$m{$r} ${func}_r($v);'
246 ./protochk "extern \$try" \$hdrs && ${func}_r_proto=$p ;;
250 $seenh{$func}->{$p}++;
251 push @{$seena{$func}}, $p;
253 $seent{$func} = $type;
254 $seens{$func} = $m{S};
255 $seend{$func} = $m{D};
259 case "\$${func}_r_proto" in
260 ''|0) d_${func}_r=undef
262 echo "Disabling ${func}_r, cannot determine prototype." >&4 ;;
263 * ) case "\$${func}_r_proto" in
265 *) ${func}_r_proto="REENTRANT_PROTO_\$${func}_r_proto" ;;
267 echo "Prototype: \$try" ;;
270 *) case "\$usethreads" in
271 define) echo "${func}_r has no prototype, not using it." >&4 ;;
289 # Prepare to continue writing the reentr.h.
294 # Write out all the known prototype signatures.
296 for my $p (sort keys %seenp) {
297 print "#define REENTRANT_PROTO_${p} ${i}\n";
302 my @struct; # REENTR struct members
303 my @size; # struct member buffer size initialization code
304 my @init; # struct member buffer initialization (malloc) code
305 my @free; # struct member buffer release (free) code
306 my @wrap; # the wrapper (foo(a) -> foo_r(a,...)) cpp code
307 my @define; # defines for optional features
311 join " || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @_;
324 New(31338, PL_reentrant_buffer->_${func}_buffer, PL_reentrant_buffer->_${func}_size, char);
327 Safefree(PL_reentrant_buffer->_${func}_buffer);
332 my ($n, $p, @F) = @_;
336 /* The @F using \L$n? */
342 my $HAS = "${FUNC}_R_HAS_$n";
344 my @h = grep { /$p/ } @{$seena{$func}};
345 unless (defined $GENFUNC) {
347 $GENFUNC =~ s/^GET//;
350 push @define, "#if defined(HAS_${FUNC}_R) && (" . join(" || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @h) . ")\n";
362 /* Any of the @F using \L$n? */
365 push @define, "#if (" . join(" || ", map { "defined($_)" } @H) . ")\n";
367 # define USE_${GENFUNC}_$n
369 # undef USE_${GENFUNC}_$n
375 define('BUFFER', 'B',
376 qw(getgrent getgrgid getgrnam));
379 qw(getgrent getgrgid getgrnam));
381 qw(getpwent getpwnam getpwuid));
383 qw(getspent getspnam));
386 qw(getgrent getgrgid getgrnam setgrent endgrent));
388 qw(getpwent getpwnam getpwuid setpwent endpwent));
390 define('BUFFER', 'B',
391 qw(getpwent getpwgid getpwnam));
394 qw(gethostent gethostbyaddr gethostbyname));
396 qw(getnetent getnetbyaddr getnetbyname));
398 qw(getprotoent getprotobyname getprotobynumber));
400 qw(getservent getservbyname getservbyport));
402 define('BUFFER', 'B',
403 qw(gethostent gethostbyaddr gethostbyname));
404 define('BUFFER', 'B',
405 qw(getnetent getnetbyaddr getnetbyname));
406 define('BUFFER', 'B',
407 qw(getprotoent getprotobyname getprotobynumber));
408 define('BUFFER', 'B',
409 qw(getservent getservbyname getservbyport));
412 qw(gethostent gethostbyaddr gethostbyname));
414 qw(getnetent getnetbyaddr getnetbyname));
416 # The following loop accumulates the "ssif" (struct, size, init, free)
417 # sections that declare the struct members (in reentr.h), and the buffer
418 # size initialization, buffer initialization (malloc), and buffer
419 # release (free) code (in reentr.c).
421 # The loop also contains a lot of intrinsic logic about groups of
422 # functions (since functions of certain kind operate the same way).
424 for my $func (@seenf) {
426 my $ifdef = "#ifdef HAS_${FUNC}_R\n";
427 my $endif = "#endif /* HAS_${FUNC}_R */\n";
428 if (exists $seena{$func}) {
429 my @p = @{$seena{$func}};
430 if ($func =~ /^(asctime|ctime|getlogin|setlocale|strerror|ttyname)$/) {
433 char* _${func}_buffer;
434 size_t _${func}_size;
437 PL_reentrant_buffer->_${func}_size = REENTRANTSMALLSIZE;
442 elsif ($func =~ /^(crypt)$/) {
445 #if CRYPT_R_PROTO == REENTRANT_PROTO_B_CCD
446 $seend{$func} _${func}_data;
448 $seent{$func} _${func}_struct;
453 PL_reentrant_buffer->_${func}_struct.initialized = 0;
458 elsif ($func =~ /^(drand48|gmtime|localtime|random)$/) {
461 $seent{$func} _${func}_struct;
463 if ($1 eq 'drand48') {
465 double _${func}_double;
470 elsif ($func =~ /^(getgrnam|getpwnam|getspnam)$/) {
472 # 'genfunc' can be read either as 'generic' or 'genre',
473 # it represents a group of functions.
475 $genfunc =~ s/nam/ent/g;
476 $genfunc =~ s/^get//;
477 my $GENFUNC = uc $genfunc;
479 $seent{$func} _${genfunc}_struct;
480 char* _${genfunc}_buffer;
481 size_t _${genfunc}_size;
484 # ifdef USE_${GENFUNC}_PTR
485 $seent{$func}* _${genfunc}_ptr;
488 if ($genfunc eq 'getspent') {
490 PL_reentrant_buffer->_${genfunc}_size = 1024;
494 # ifdef USE_${GENFUNC}_FPTR
495 FILE* _${genfunc}_fptr;
499 # ifdef USE_${GENFUNC}_FPTR
500 PL_reentrant_buffer->_${genfunc}_fptr = NULL;
503 my $sc = $genfunc eq 'getgrent' ?
504 '_SC_GETGR_R_SIZE_MAX' : '_SC_GETPW_R_SIZE_MAX';
505 my $sz = $genfunc eq 'getgrent' ?
506 '_grent_size' : '_pwent_size';
508 # if defined(HAS_SYSCONF) && defined($sc) && !defined(__GLIBC__)
509 PL_reentrant_buffer->_${genfunc}_size = sysconf($sc);
510 if (PL_reentrant_buffer->$sz == -1)
511 PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE;
513 # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ)
514 PL_reentrant_buffer->_${genfunc}_size = SIABUFSIZ;
517 PL_reentrant_buffer->_${genfunc}_size = BUFSIZ;
519 PL_reentrant_buffer->_${genfunc}_size = REENTRANTUSUALSIZE;
525 pushinitfree $genfunc;
528 elsif ($func =~ /^(gethostbyname|getnetbyname|getservbyname|getprotobyname)$/) {
531 $genfunc =~ s/byname/ent/;
532 $genfunc =~ s/^get//;
533 my $GENFUNC = uc $genfunc;
534 my $D = ifprotomatch($FUNC, grep {/D/} @p);
535 my $d = $seend{$func};
536 $d =~ s/\*$//; # snip: we need need the base type.
538 $seent{$func} _${genfunc}_struct;
542 char* _${genfunc}_buffer;
543 size_t _${genfunc}_size;
545 # ifdef USE_${GENFUNC}_PTR
546 $seent{$func}* _${genfunc}_ptr;
550 # ifdef USE_${GENFUNC}_ERRNO
551 int _${genfunc}_errno;
556 PL_reentrant_buffer->_${genfunc}_size = REENTRANTUSUALSIZE;
561 New(31338, PL_reentrant_buffer->_${genfunc}_buffer, PL_reentrant_buffer->_${genfunc}_size, char);
566 Safefree(PL_reentrant_buffer->_${genfunc}_buffer);
571 elsif ($func =~ /^(readdir|readdir64)$/) {
573 my $R = ifprotomatch($FUNC, grep {/R/} @p);
575 $seent{$func}* _${func}_struct;
576 size_t _${func}_size;
578 $seent{$func}* _${func}_ptr;
582 /* This is the size Solaris recommends.
583 * (though we go static, should use pathconf() instead) */
584 PL_reentrant_buffer->_${func}_size = sizeof($seent{$func}) + MAXPATHLEN + 1;
587 PL_reentrant_buffer->_${func}_struct = ($seent{$func}*)safemalloc(PL_reentrant_buffer->_${func}_size);
590 Safefree(PL_reentrant_buffer->_${func}_struct);
601 # Write out what we have learned.
604 my $v = join(", ", @v[0..$seenu{$func}-1]);
606 my ($r, $a) = split '_', $p;
607 my $test = $r eq 'I' ? ' == 0' : '';
610 if ($genfunc =~ /^(?:get|set|end)(pw|gr|host|net|proto|serv|sp)/) {
611 $genfunc = "${1}ent";
612 } elsif ($genfunc eq 'srand48') {
613 $genfunc = "drand48";
617 substr($b, 0, $seenu{$func}) = '';
619 $true = "PL_reentrant_buffer->_${genfunc}_ptr";
620 } elsif ($b =~ /T/ && $func eq 'drand48') {
621 $true = "PL_reentrant_buffer->_${genfunc}_double";
622 } elsif ($b =~ /S/) {
623 if ($func =~ /^readdir/) {
624 $true = "PL_reentrant_buffer->_${genfunc}_struct";
626 $true = "&PL_reentrant_buffer->_${genfunc}_struct";
628 } elsif ($b =~ /B/) {
629 $true = "PL_reentrant_buffer->_${genfunc}_buffer";
635 "&PL_reentrant_buffer->_${genfunc}_ptr" :
637 "&PL_reentrant_buffer->_${genfunc}_errno" :
639 "PL_reentrant_buffer->_${genfunc}_buffer" :
641 "PL_reentrant_buffer->_${genfunc}_size" :
643 "&PL_reentrant_buffer->_${genfunc}_fptr" :
645 "&PL_reentrant_buffer->_${genfunc}_data" :
647 ($func =~ /^readdir/ ?
648 "PL_reentrant_buffer->_${genfunc}_struct" :
649 "&PL_reentrant_buffer->_${genfunc}_struct" ) :
650 $_ eq 'T' && $func eq 'drand48' ?
651 "&PL_reentrant_buffer->_${genfunc}_double" :
654 $w = ", $w" if length $v;
656 my $call = "${func}_r($v$w)";
657 $call = "((errno = $call))" if $r eq 'I';
659 # if !defined($func) && ${FUNC}_R_PROTO == REENTRANT_PROTO_$p
661 if ($r eq 'V' || $r eq 'B') {
663 # define $func($v) $call
666 if ($func =~ /^get/) {
667 my $rv = $v ? ", $v" : "";
669 # define $func($v) ($call$test ? $true : (errno == ERANGE ? Perl_reentrant_retry("$func"$rv) : 0))
673 # define $func($v) ($call$test ? $true : 0)
682 push @wrap, $endif, "\n";
690 /* Defines for indicating which special features are supported. */
695 int dummy; /* cannot have empty structs */
701 #endif /* USE_REENTRANT_API */
709 # Prepare to write the reentr.c.
711 die "reentr.c: $!" unless open(C, ">reentr.c");
717 * Copyright (c) 1997-2002, Larry Wall
719 * You may distribute under the terms of either the GNU General Public
720 * License or the Artistic License, as specified in the README file.
722 * !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
723 * This file is built by reentrl.pl from data in reentr.pl.
725 * "Saruman," I said, standing away from him, "only one hand at a time can
726 * wield the One, and you know that well, so do not trouble to say we!"
731 #define PERL_IN_REENTR_C
736 Perl_reentrant_size(pTHX) {
737 #ifdef USE_REENTRANT_API
738 #define REENTRANTSMALLSIZE 256 /* Make something up. */
739 #define REENTRANTUSUALSIZE 4096 /* Make something up. */
741 #endif /* USE_REENTRANT_API */
745 Perl_reentrant_init(pTHX) {
746 #ifdef USE_REENTRANT_API
747 New(31337, PL_reentrant_buffer, 1, REENTR);
748 Perl_reentrant_size(aTHX);
750 #endif /* USE_REENTRANT_API */
754 Perl_reentrant_free(pTHX) {
755 #ifdef USE_REENTRANT_API
757 Safefree(PL_reentrant_buffer);
758 #endif /* USE_REENTRANT_API */
762 Perl_reentrant_retry(const char *f, ...)
766 #ifdef USE_REENTRANT_API
767 # if defined(USE_HOSTENT_BUFFER) || defined(USE_GRENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PWENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SRVENT_BUFFER)
770 # if defined(USE_SERVENT_BUFFER)
773 # if defined(USE_HOSTENT_BUFFER)
776 # if defined(USE_HOSTENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER)
783 #define REENTRANTHALFMAXSIZE 32768 /* The maximum may end up twice this. */
785 switch (PL_op->op_type) {
786 #ifdef USE_HOSTENT_BUFFER
791 if (PL_reentrant_buffer->_hostent_size <= REENTRANTHALFMAXSIZE) {
792 PL_reentrant_buffer->_hostent_size *= 2;
793 Renew(PL_reentrant_buffer->_hostent_buffer,
794 PL_reentrant_buffer->_hostent_size, char);
795 switch (PL_op->op_type) {
797 p0 = va_arg(ap, void *);
798 asize = va_arg(ap, size_t);
799 anint = va_arg(ap, int);
800 retptr = gethostbyaddr(p0, asize, anint); break;
802 p0 = va_arg(ap, void *);
803 retptr = gethostbyname(p0); break;
805 retptr = gethostent(); break;
813 #ifdef USE_GRENT_BUFFER
818 if (PL_reentrant_buffer->_grent_size <= REENTRANTHALFMAXSIZE) {
820 PL_reentrant_buffer->_grent_size *= 2;
821 Renew(PL_reentrant_buffer->_grent_buffer,
822 PL_reentrant_buffer->_grent_size, char);
823 switch (PL_op->op_type) {
825 p0 = va_arg(ap, void *);
826 retptr = getgrnam(p0); break;
828 gid = va_arg(ap, Gid_t);
829 retptr = getgrgid(gid); break;
831 retptr = getgrent(); break;
839 #ifdef USE_NETENT_BUFFER
844 if (PL_reentrant_buffer->_netent_size <= REENTRANTHALFMAXSIZE) {
846 PL_reentrant_buffer->_netent_size *= 2;
847 Renew(PL_reentrant_buffer->_netent_buffer,
848 PL_reentrant_buffer->_netent_size, char);
849 switch (PL_op->op_type) {
851 net = va_arg(ap, Netdb_net_t);
852 anint = va_arg(ap, int);
853 retptr = getnetbyaddr(net, anint); break;
855 p0 = va_arg(ap, void *);
856 retptr = getnetbyname(p0); break;
858 retptr = getnetent(); break;
866 #ifdef USE_PWENT_BUFFER
871 if (PL_reentrant_buffer->_pwent_size <= REENTRANTHALFMAXSIZE) {
873 PL_reentrant_buffer->_pwent_size *= 2;
874 Renew(PL_reentrant_buffer->_pwent_buffer,
875 PL_reentrant_buffer->_pwent_size, char);
876 switch (PL_op->op_type) {
878 p0 = va_arg(ap, void *);
879 retptr = getpwnam(p0); break;
881 uid = va_arg(ap, Uid_t);
882 retptr = getpwuid(uid); break;
884 retptr = getpwent(); break;
892 #ifdef USE_PROTOENT_BUFFER
897 if (PL_reentrant_buffer->_protoent_size <= REENTRANTHALFMAXSIZE) {
898 PL_reentrant_buffer->_protoent_size *= 2;
899 Renew(PL_reentrant_buffer->_protoent_buffer,
900 PL_reentrant_buffer->_protoent_size, char);
901 switch (PL_op->op_type) {
903 p0 = va_arg(ap, void *);
904 retptr = getprotobyname(p0); break;
906 anint = va_arg(ap, int);
907 retptr = getprotobynumber(anint); break;
909 retptr = getprotoent(); break;
917 #ifdef USE_SERVENT_BUFFER
922 if (PL_reentrant_buffer->_servent_size <= REENTRANTHALFMAXSIZE) {
923 PL_reentrant_buffer->_servent_size *= 2;
924 Renew(PL_reentrant_buffer->_servent_buffer,
925 PL_reentrant_buffer->_servent_size, char);
926 switch (PL_op->op_type) {
928 p0 = va_arg(ap, void *);
929 p1 = va_arg(ap, void *);
930 retptr = getservbyname(p0, p1); break;
932 anint = va_arg(ap, int);
933 p0 = va_arg(ap, void *);
934 retptr = getservbyport(anint, p0); break;
936 retptr = getservent(); break;
945 /* Not known how to retry, so just fail. */
957 asctime S |time |const struct tm|B_SB|B_SBI|I_SB|I_SBI
958 crypt CC |crypt |struct crypt_data|B_CCS|B_CCD|D=CRYPTD*
959 ctermid B |stdio | |B_B
960 ctime S |time |const time_t |B_SB|B_SBI|I_SB|I_SBI
961 drand48 |stdlib |struct drand48_data |I_ST|T=double*
962 endgrent |grp | |I_H|V_H
963 endhostent |netdb | |I_D|V_D|D=struct hostent_data*
964 endnetent |netdb | |I_D|V_D|D=struct netent_data*
965 endprotoent |netdb | |I_D|V_D|D=struct protoent_data*
966 endpwent |pwd | |I_H|V_H
967 endservent |netdb | |I_D|V_D|D=struct servent_data*
968 getgrent |grp |struct group |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH
969 getgrgid T |grp |struct group |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=gid_t
970 getgrnam C |grp |struct group |I_CSBWR|I_CSBIR|S_CBI|I_CSBI|S_CSBI
971 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|D=struct hostent_data*|T=const void*
972 gethostbyname C |netdb |struct hostent |I_CSBWRE|S_CSBIE|I_CSD|D=struct hostent_data*
973 gethostent |netdb |struct hostent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct hostent_data*
974 getlogin |unistd | |I_BW|I_BI|B_BW|B_BI
975 getnetbyaddr LI |netdb |struct netent |I_UISBWRE|I_LISBI|S_TISBI|S_LISBI|I_TISD|I_LISD|I_IISD|D=struct netent_data*|T=in_addr_t|U=unsigned long
976 getnetbyname C |netdb |struct netent |I_CSBWRE|I_CSBI|S_CSBI|I_CSD|D=struct netent_data*
977 getnetent |netdb |struct netent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct netent_data*
978 getprotobyname C|netdb |struct protoent|I_CSBWR|S_CSBI|I_CSD|D=struct protoent_data*
979 getprotobynumber I |netdb |struct protoent|I_ISBWR|S_ISBI|I_ISD|D=struct protoent_data*
980 getprotoent |netdb |struct protoent|I_SBWR|I_SBI|S_SBI|I_SD|D=struct protoent_data*
981 getpwent |pwd |struct passwd |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH
982 getpwnam C |pwd |struct passwd |I_CSBWR|I_CSBIR|S_CSBI|I_CSBI
983 getpwuid T |pwd |struct passwd |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=uid_t
984 getservbyname CC|netdb |struct servent |I_CCSBWR|S_CCSBI|I_CCSD|D=struct servent_data*
985 getservbyport IC|netdb |struct servent |I_ICSBWR|S_ICSBI|I_ICSD|D=struct servent_data*
986 getservent |netdb |struct servent |I_SBWR|I_SBI|S_SBI|I_SD|D=struct servent_data*
987 getspnam C |shadow |struct spwd |I_CSBWR|S_CSBI
988 gmtime T |time |struct tm |S_TS|I_TS|T=const time_t*
989 localtime T |time |struct tm |S_TS|I_TS|T=const time_t*
990 random |stdlib |struct random_data|I_TS|T=int*
991 readdir T |dirent |struct dirent |I_TSR|I_TS|T=DIR*
992 readdir64 T |dirent |struct dirent64|I_TSR|I_TS|T=DIR*
993 setgrent |grp | |I_H|V_H
994 sethostent I |netdb | |I_ID|V_ID|D=struct hostent_data*
995 setlocale IC |locale | |I_ICBI
996 setnetent I |netdb | |I_ID|V_ID|D=struct netent_data*
997 setprotoent I |netdb | |I_ID|V_ID|D=struct protoent_data*
998 setpwent |pwd | |I_H|V_H
999 setservent I |netdb | |I_ID|V_ID|D=struct servent_data*
1000 srand48 L |stdlib |struct drand48_data |I_LS
1001 srandom T |stdlib |struct random_data|I_TS|T=unsigned int
1002 strerror I |string | |I_IBW|I_IBI|B_IBW
1003 tmpnam B |stdio | |B_B
1004 ttyname I |unistd | |I_IBW|I_IBI|B_IBI