Commit | Line | Data |
10bc17b6 |
1 | #!/usr/bin/perl -w |
2 | |
3 | # |
4 | # Generate the reentr.c and reentr.h, |
5 | # and optionally also the relevant metaconfig units (-U option). |
6 | # |
7 | |
e06c4d37 |
8 | BEGIN { |
9 | # Get function prototypes |
10 | require 'regen_lib.pl'; |
11 | } |
12 | |
10bc17b6 |
13 | use strict; |
14 | use Getopt::Std; |
15 | my %opts; |
16 | getopts('U', \%opts); |
17 | |
18 | my %map = ( |
19 | V => "void", |
20 | A => "char*", # as an input argument |
21 | B => "char*", # as an output argument |
22 | C => "const char*", # as a read-only input argument |
23 | I => "int", |
24 | L => "long", |
25 | W => "size_t", |
26 | H => "FILE**", |
27 | E => "int*", |
28 | ); |
29 | |
30 | # (See the definitions after __DATA__.) |
31 | # In func|inc|type|... a "S" means "type*", and a "R" means "type**". |
32 | # (The "types" are often structs, such as "struct passwd".) |
33 | # |
34 | # After the prototypes one can have |X=...|Y=... to define more types. |
35 | # A commonly used extra type is to define D to be equal to "type_data", |
36 | # for example "struct_hostent_data to" go with "struct hostent". |
37 | # |
38 | # Example #1: I_XSBWR means int func_r(X, type, char*, size_t, type**) |
39 | # Example #2: S_SBIE means type func_r(type, char*, int, int*) |
40 | # Example #3: S_CBI means type func_r(const char*, char*, int) |
41 | |
42 | |
e06c4d37 |
43 | safer_unlink 'reentr.h'; |
10bc17b6 |
44 | die "reentr.h: $!" unless open(H, ">reentr.h"); |
45 | select H; |
46 | print <<EOF; |
37442d52 |
47 | /* -*- buffer-read-only: t -*- |
48 | * |
10bc17b6 |
49 | * reentr.h |
50 | * |
23e2b7a9 |
51 | * Copyright (C) 2002, 2003, 2005 by Larry Wall and others |
10bc17b6 |
52 | * |
53 | * You may distribute under the terms of either the GNU General Public |
54 | * License or the Artistic License, as specified in the README file. |
55 | * |
56 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
61296642 |
57 | * This file is built by reentr.pl from data in reentr.pl. |
10bc17b6 |
58 | */ |
59 | |
60 | #ifndef REENTR_H |
37442d52 |
61 | #define REENTR_H |
10bc17b6 |
62 | |
63 | #ifdef USE_REENTRANT_API |
64 | |
65 | /* Deprecations: some platforms have the said reentrant interfaces |
66 | * but they are declared obsolete and are not to be used. Often this |
67 | * means that the platform has threadsafed the interfaces (hopefully). |
68 | * All this is OS version dependent, so we are of course fooling ourselves. |
69 | * If you know of more deprecations on some platforms, please add your own. */ |
70 | |
71 | #ifdef __hpux |
72 | # undef HAS_CRYPT_R |
73 | # undef HAS_DRAND48_R |
efa45b01 |
74 | # undef HAS_ENDGRENT_R |
75 | # undef HAS_ENDPWENT_R |
10bc17b6 |
76 | # undef HAS_GETGRENT_R |
77 | # undef HAS_GETPWENT_R |
78 | # undef HAS_SETLOCALE_R |
79 | # undef HAS_SRAND48_R |
80 | # undef HAS_STRERROR_R |
81 | # define NETDB_R_OBSOLETE |
82 | #endif |
83 | |
84 | #if defined(__osf__) && defined(__alpha) /* Tru64 aka Digital UNIX */ |
85 | # undef HAS_CRYPT_R |
86 | # undef HAS_STRERROR_R |
87 | # define NETDB_R_OBSOLETE |
88 | #endif |
89 | |
23e2b7a9 |
90 | /* |
91 | * As of OpenBSD 3.7, reentrant functions are now working, they just are |
92 | * incompatible with everyone else. To make OpenBSD happy, we have to |
93 | * memzero out certain structures before calling the functions. |
94 | */ |
95 | #if defined(__OpenBSD__) |
96 | # define REENTR_MEMZERO(a,b) memzero(a,b), |
97 | #else |
98 | # define REENTR_MEMZERO(a,b) |
99 | #endif |
100 | |
10bc17b6 |
101 | #ifdef NETDB_R_OBSOLETE |
102 | # undef HAS_ENDHOSTENT_R |
103 | # undef HAS_ENDNETENT_R |
104 | # undef HAS_ENDPROTOENT_R |
105 | # undef HAS_ENDSERVENT_R |
106 | # undef HAS_GETHOSTBYADDR_R |
107 | # undef HAS_GETHOSTBYNAME_R |
108 | # undef HAS_GETHOSTENT_R |
109 | # undef HAS_GETNETBYADDR_R |
110 | # undef HAS_GETNETBYNAME_R |
111 | # undef HAS_GETNETENT_R |
112 | # undef HAS_GETPROTOBYNAME_R |
113 | # undef HAS_GETPROTOBYNUMBER_R |
114 | # undef HAS_GETPROTOENT_R |
115 | # undef HAS_GETSERVBYNAME_R |
116 | # undef HAS_GETSERVBYPORT_R |
117 | # undef HAS_GETSERVENT_R |
118 | # undef HAS_SETHOSTENT_R |
119 | # undef HAS_SETNETENT_R |
120 | # undef HAS_SETPROTOENT_R |
121 | # undef HAS_SETSERVENT_R |
122 | #endif |
123 | |
124 | #ifdef I_PWD |
125 | # include <pwd.h> |
126 | #endif |
127 | #ifdef I_GRP |
128 | # include <grp.h> |
129 | #endif |
130 | #ifdef I_NETDB |
131 | # include <netdb.h> |
132 | #endif |
133 | #ifdef I_STDLIB |
134 | # include <stdlib.h> /* drand48_data */ |
135 | #endif |
136 | #ifdef I_CRYPT |
137 | # ifdef I_CRYPT |
138 | # include <crypt.h> |
139 | # endif |
140 | #endif |
141 | #ifdef HAS_GETSPNAM_R |
142 | # ifdef I_SHADOW |
143 | # include <shadow.h> |
144 | # endif |
145 | #endif |
146 | |
147 | EOF |
148 | |
aa418cf1 |
149 | my %seenh; # the different prototypes signatures for this function |
150 | my %seena; # the different prototypes signatures for this function in order |
151 | my @seenf; # all the seen functions |
152 | my %seenp; # the different prototype signatures for all functions |
153 | my %seent; # the return type of this function |
154 | my %seens; # the type of this function's "S" |
155 | my %seend; # the type of this function's "D" |
a845a0d4 |
156 | my %seenm; # all the types |
aa418cf1 |
157 | my %seenu; # the length of the argument list of this function |
158 | |
159 | while (<DATA>) { # Read in the protypes. |
10bc17b6 |
160 | next if /^\s+$/; |
161 | chomp; |
aa418cf1 |
162 | my ($func, $hdr, $type, @p) = split(/\s*\|\s*/, $_, -1); |
10bc17b6 |
163 | my $u; |
aa418cf1 |
164 | # Split off the real function name and the argument list. |
165 | ($func, $u) = split(' ', $func); |
166 | $seenu{$func} = defined $u ? length $u : 0; |
167 | my $FUNC = uc $func; # for output. |
168 | push @seenf, $func; |
10bc17b6 |
169 | my %m = %map; |
aa418cf1 |
170 | if ($type) { |
171 | $m{S} = "$type*"; |
172 | $m{R} = "$type**"; |
10bc17b6 |
173 | } |
aa418cf1 |
174 | |
175 | # Set any special mapping variables (like X=x_t) |
10bc17b6 |
176 | if (@p) { |
177 | while ($p[-1] =~ /=/) { |
178 | my ($k, $v) = ($p[-1] =~ /^([A-Za-z])\s*=\s*(.*)/); |
179 | $m{$k} = $v; |
180 | pop @p; |
181 | } |
182 | } |
aa418cf1 |
183 | |
184 | # If given the -U option open up the metaconfig unit for this function. |
185 | if ($opts{U} && open(U, ">d_${func}_r.U")) { |
10bc17b6 |
186 | select U; |
187 | } |
aa418cf1 |
188 | |
d63eadf0 |
189 | if ($opts{U}) { |
aa418cf1 |
190 | # The metaconfig units needs prerequisite dependencies. |
191 | my $prereqs = ''; |
192 | my $prereqh = ''; |
193 | my $prereqsh = ''; |
194 | if ($hdr ne 'stdio') { # There's no i_stdio. |
195 | $prereqs = "i_$hdr"; |
196 | $prereqh = "$hdr.h"; |
197 | $prereqsh = "\$$prereqs $prereqh"; |
198 | } |
1fdb6f84 |
199 | my @prereq = qw(Inlibc Protochk Hasproto i_systypes usethreads); |
200 | push @prereq, $prereqs; |
201 | my $hdrs = "\$i_systypes sys/types.h define stdio.h $prereqsh"; |
aa418cf1 |
202 | if ($hdr eq 'time') { |
1fdb6f84 |
203 | $hdrs .= " \$i_systime sys/time.h"; |
204 | push @prereq, 'i_systime'; |
205 | } |
aa418cf1 |
206 | # Output the metaconfig unit header. |
d63eadf0 |
207 | print <<EOF; |
aa418cf1 |
208 | ?RCS: \$Id: d_${func}_r.U,v $ |
10bc17b6 |
209 | ?RCS: |
a845a0d4 |
210 | ?RCS: Copyright (c) 2002,2003 Jarkko Hietaniemi |
10bc17b6 |
211 | ?RCS: |
212 | ?RCS: You may distribute under the terms of either the GNU General Public |
213 | ?RCS: License or the Artistic License, as specified in the README file. |
214 | ?RCS: |
215 | ?RCS: Generated by the reentr.pl from the Perl 5.8 distribution. |
216 | ?RCS: |
aa418cf1 |
217 | ?MAKE:d_${func}_r ${func}_r_proto: @prereq |
10bc17b6 |
218 | ?MAKE: -pick add \$@ %< |
aa418cf1 |
219 | ?S:d_${func}_r: |
220 | ?S: This variable conditionally defines the HAS_${FUNC}_R symbol, |
221 | ?S: which indicates to the C program that the ${func}_r() |
10bc17b6 |
222 | ?S: routine is available. |
223 | ?S:. |
aa418cf1 |
224 | ?S:${func}_r_proto: |
225 | ?S: This variable encodes the prototype of ${func}_r. |
39183afa |
226 | ?S: It is zero if d_${func}_r is undef, and one of the |
227 | ?S: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r |
228 | ?S: is defined. |
10bc17b6 |
229 | ?S:. |
aa418cf1 |
230 | ?C:HAS_${FUNC}_R: |
231 | ?C: This symbol, if defined, indicates that the ${func}_r routine |
232 | ?C: is available to ${func} re-entrantly. |
10bc17b6 |
233 | ?C:. |
aa418cf1 |
234 | ?C:${FUNC}_R_PROTO: |
235 | ?C: This symbol encodes the prototype of ${func}_r. |
39183afa |
236 | ?C: It is zero if d_${func}_r is undef, and one of the |
237 | ?C: REENTRANT_PROTO_T_ABC macros of reentr.h if d_${func}_r |
238 | ?C: is defined. |
10bc17b6 |
239 | ?C:. |
aa418cf1 |
240 | ?H:#\$d_${func}_r HAS_${FUNC}_R /**/ |
241 | ?H:#define ${FUNC}_R_PROTO \$${func}_r_proto /**/ |
10bc17b6 |
242 | ?H:. |
aa418cf1 |
243 | ?T:try hdrs d_${func}_r_proto |
244 | ?LINT:set d_${func}_r |
245 | ?LINT:set ${func}_r_proto |
246 | : see if ${func}_r exists |
247 | set ${func}_r d_${func}_r |
10bc17b6 |
248 | eval \$inlibc |
aa418cf1 |
249 | case "\$d_${func}_r" in |
10bc17b6 |
250 | "\$define") |
d63eadf0 |
251 | EOF |
d63eadf0 |
252 | print <<EOF; |
253 | hdrs="$hdrs" |
aa418cf1 |
254 | case "\$d_${func}_r_proto:\$usethreads" in |
255 | ":define") d_${func}_r_proto=define |
256 | set d_${func}_r_proto ${func}_r \$hdrs |
a48ec845 |
257 | eval \$hasproto ;; |
258 | *) ;; |
259 | esac |
aa418cf1 |
260 | case "\$d_${func}_r_proto" in |
a48ec845 |
261 | define) |
10bc17b6 |
262 | EOF |
d63eadf0 |
263 | } |
264 | for my $p (@p) { |
265 | my ($r, $a) = ($p =~ /^(.)_(.+)/); |
266 | my $v = join(", ", map { $m{$_} } split '', $a); |
267 | if ($opts{U}) { |
268 | print <<EOF ; |
aa418cf1 |
269 | case "\$${func}_r_proto" in |
270 | ''|0) try='$m{$r} ${func}_r($v);' |
271 | ./protochk "extern \$try" \$hdrs && ${func}_r_proto=$p ;; |
10bc17b6 |
272 | esac |
273 | EOF |
d63eadf0 |
274 | } |
aa418cf1 |
275 | $seenh{$func}->{$p}++; |
276 | push @{$seena{$func}}, $p; |
d63eadf0 |
277 | $seenp{$p}++; |
aa418cf1 |
278 | $seent{$func} = $type; |
279 | $seens{$func} = $m{S}; |
280 | $seend{$func} = $m{D}; |
a845a0d4 |
281 | $seenm{$func} = \%m; |
d63eadf0 |
282 | } |
283 | if ($opts{U}) { |
284 | print <<EOF; |
aa418cf1 |
285 | case "\$${func}_r_proto" in |
286 | ''|0) d_${func}_r=undef |
287 | ${func}_r_proto=0 |
288 | echo "Disabling ${func}_r, cannot determine prototype." >&4 ;; |
289 | * ) case "\$${func}_r_proto" in |
10bc17b6 |
290 | REENTRANT_PROTO*) ;; |
aa418cf1 |
291 | *) ${func}_r_proto="REENTRANT_PROTO_\$${func}_r_proto" ;; |
10bc17b6 |
292 | esac |
293 | echo "Prototype: \$try" ;; |
294 | esac |
295 | ;; |
c18e646a |
296 | *) case "\$usethreads" in |
aa418cf1 |
297 | define) echo "${func}_r has no prototype, not using it." >&4 ;; |
c18e646a |
298 | esac |
aa418cf1 |
299 | d_${func}_r=undef |
300 | ${func}_r_proto=0 |
c18e646a |
301 | ;; |
a48ec845 |
302 | esac |
303 | ;; |
aa418cf1 |
304 | *) ${func}_r_proto=0 |
10bc17b6 |
305 | ;; |
306 | esac |
307 | |
308 | EOF |
309 | close(U); |
310 | } |
311 | } |
312 | |
313 | close DATA; |
314 | |
aa418cf1 |
315 | # Prepare to continue writing the reentr.h. |
316 | |
10bc17b6 |
317 | select H; |
318 | |
319 | { |
aa418cf1 |
320 | # Write out all the known prototype signatures. |
10bc17b6 |
321 | my $i = 1; |
322 | for my $p (sort keys %seenp) { |
323 | print "#define REENTRANT_PROTO_${p} ${i}\n"; |
324 | $i++; |
325 | } |
326 | } |
327 | |
aa418cf1 |
328 | my @struct; # REENTR struct members |
329 | my @size; # struct member buffer size initialization code |
330 | my @init; # struct member buffer initialization (malloc) code |
331 | my @free; # struct member buffer release (free) code |
332 | my @wrap; # the wrapper (foo(a) -> foo_r(a,...)) cpp code |
333 | my @define; # defines for optional features |
334 | |
10bc17b6 |
335 | sub ifprotomatch { |
aa418cf1 |
336 | my $FUNC = shift; |
337 | join " || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @_; |
10bc17b6 |
338 | } |
339 | |
10bc17b6 |
340 | sub pushssif { |
341 | push @struct, @_; |
342 | push @size, @_; |
343 | push @init, @_; |
344 | push @free, @_; |
345 | } |
346 | |
347 | sub pushinitfree { |
aa418cf1 |
348 | my $func = shift; |
10bc17b6 |
349 | push @init, <<EOF; |
aa418cf1 |
350 | New(31338, PL_reentrant_buffer->_${func}_buffer, PL_reentrant_buffer->_${func}_size, char); |
10bc17b6 |
351 | EOF |
352 | push @free, <<EOF; |
aa418cf1 |
353 | Safefree(PL_reentrant_buffer->_${func}_buffer); |
10bc17b6 |
354 | EOF |
355 | } |
356 | |
357 | sub define { |
358 | my ($n, $p, @F) = @_; |
359 | my @H; |
360 | my $H = uc $F[0]; |
361 | push @define, <<EOF; |
362 | /* The @F using \L$n? */ |
363 | |
364 | EOF |
aa418cf1 |
365 | my $GENFUNC; |
366 | for my $func (@F) { |
367 | my $FUNC = uc $func; |
368 | my $HAS = "${FUNC}_R_HAS_$n"; |
369 | push @H, $HAS; |
370 | my @h = grep { /$p/ } @{$seena{$func}}; |
371 | unless (defined $GENFUNC) { |
372 | $GENFUNC = $FUNC; |
373 | $GENFUNC =~ s/^GET//; |
f7937171 |
374 | } |
10bc17b6 |
375 | if (@h) { |
aa418cf1 |
376 | push @define, "#if defined(HAS_${FUNC}_R) && (" . join(" || ", map { "${FUNC}_R_PROTO == REENTRANT_PROTO_$_" } @h) . ")\n"; |
10bc17b6 |
377 | |
378 | push @define, <<EOF; |
aa418cf1 |
379 | # define $HAS |
10bc17b6 |
380 | #else |
aa418cf1 |
381 | # undef $HAS |
10bc17b6 |
382 | #endif |
383 | EOF |
384 | } |
385 | } |
0891a229 |
386 | return if @F == 1; |
10bc17b6 |
387 | push @define, <<EOF; |
388 | |
389 | /* Any of the @F using \L$n? */ |
390 | |
391 | EOF |
392 | push @define, "#if (" . join(" || ", map { "defined($_)" } @H) . ")\n"; |
393 | push @define, <<EOF; |
aa418cf1 |
394 | # define USE_${GENFUNC}_$n |
10bc17b6 |
395 | #else |
aa418cf1 |
396 | # undef USE_${GENFUNC}_$n |
10bc17b6 |
397 | #endif |
398 | |
399 | EOF |
400 | } |
401 | |
edd309b7 |
402 | define('BUFFER', 'B', |
403 | qw(getgrent getgrgid getgrnam)); |
404 | |
10bc17b6 |
405 | define('PTR', 'R', |
406 | qw(getgrent getgrgid getgrnam)); |
407 | define('PTR', 'R', |
408 | qw(getpwent getpwnam getpwuid)); |
409 | define('PTR', 'R', |
410 | qw(getspent getspnam)); |
411 | |
412 | define('FPTR', 'H', |
f7937171 |
413 | qw(getgrent getgrgid getgrnam setgrent endgrent)); |
10bc17b6 |
414 | define('FPTR', 'H', |
f7937171 |
415 | qw(getpwent getpwnam getpwuid setpwent endpwent)); |
10bc17b6 |
416 | |
edd309b7 |
417 | define('BUFFER', 'B', |
418 | qw(getpwent getpwgid getpwnam)); |
419 | |
10bc17b6 |
420 | define('PTR', 'R', |
421 | qw(gethostent gethostbyaddr gethostbyname)); |
422 | define('PTR', 'R', |
423 | qw(getnetent getnetbyaddr getnetbyname)); |
424 | define('PTR', 'R', |
425 | qw(getprotoent getprotobyname getprotobynumber)); |
426 | define('PTR', 'R', |
427 | qw(getservent getservbyname getservbyport)); |
428 | |
edd309b7 |
429 | define('BUFFER', 'B', |
430 | qw(gethostent gethostbyaddr gethostbyname)); |
431 | define('BUFFER', 'B', |
432 | qw(getnetent getnetbyaddr getnetbyname)); |
433 | define('BUFFER', 'B', |
434 | qw(getprotoent getprotobyname getprotobynumber)); |
435 | define('BUFFER', 'B', |
436 | qw(getservent getservbyname getservbyport)); |
437 | |
10bc17b6 |
438 | define('ERRNO', 'E', |
439 | qw(gethostent gethostbyaddr gethostbyname)); |
440 | define('ERRNO', 'E', |
441 | qw(getnetent getnetbyaddr getnetbyname)); |
442 | |
aa418cf1 |
443 | # The following loop accumulates the "ssif" (struct, size, init, free) |
444 | # sections that declare the struct members (in reentr.h), and the buffer |
445 | # size initialization, buffer initialization (malloc), and buffer |
446 | # release (free) code (in reentr.c). |
447 | # |
448 | # The loop also contains a lot of intrinsic logic about groups of |
449 | # functions (since functions of certain kind operate the same way). |
450 | |
451 | for my $func (@seenf) { |
452 | my $FUNC = uc $func; |
453 | my $ifdef = "#ifdef HAS_${FUNC}_R\n"; |
454 | my $endif = "#endif /* HAS_${FUNC}_R */\n"; |
455 | if (exists $seena{$func}) { |
456 | my @p = @{$seena{$func}}; |
457 | if ($func =~ /^(asctime|ctime|getlogin|setlocale|strerror|ttyname)$/) { |
10bc17b6 |
458 | pushssif $ifdef; |
459 | push @struct, <<EOF; |
aa418cf1 |
460 | char* _${func}_buffer; |
461 | size_t _${func}_size; |
10bc17b6 |
462 | EOF |
463 | push @size, <<EOF; |
aa418cf1 |
464 | PL_reentrant_buffer->_${func}_size = REENTRANTSMALLSIZE; |
10bc17b6 |
465 | EOF |
aa418cf1 |
466 | pushinitfree $func; |
10bc17b6 |
467 | pushssif $endif; |
468 | } |
aa418cf1 |
469 | elsif ($func =~ /^(crypt)$/) { |
10bc17b6 |
470 | pushssif $ifdef; |
471 | push @struct, <<EOF; |
b430fd04 |
472 | #if CRYPT_R_PROTO == REENTRANT_PROTO_B_CCD |
aa418cf1 |
473 | $seend{$func} _${func}_data; |
b430fd04 |
474 | #else |
05404ffe |
475 | $seent{$func} *_${func}_struct_buffer; |
b430fd04 |
476 | #endif |
10bc17b6 |
477 | EOF |
b430fd04 |
478 | push @init, <<EOF; |
05404ffe |
479 | #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD |
480 | PL_reentrant_buffer->_${func}_struct_buffer = 0; |
481 | #endif |
482 | EOF |
483 | push @free, <<EOF; |
484 | #if CRYPT_R_PROTO != REENTRANT_PROTO_B_CCD |
485 | Safefree(PL_reentrant_buffer->_${func}_struct_buffer); |
10bc17b6 |
486 | #endif |
487 | EOF |
b430fd04 |
488 | pushssif $endif; |
489 | } |
5cb13b8d |
490 | elsif ($func =~ /^(drand48|gmtime|localtime|random|srandom)$/) { |
b430fd04 |
491 | pushssif $ifdef; |
492 | push @struct, <<EOF; |
aa418cf1 |
493 | $seent{$func} _${func}_struct; |
b430fd04 |
494 | EOF |
10bc17b6 |
495 | if ($1 eq 'drand48') { |
496 | push @struct, <<EOF; |
aa418cf1 |
497 | double _${func}_double; |
10bc17b6 |
498 | EOF |
a845a0d4 |
499 | } elsif ($1 eq 'random') { |
500 | push @struct, <<EOF; |
b3b3b51f |
501 | # if RANDOM_R_PROTO == REENTRANT_PROTO_I_iS |
a845a0d4 |
502 | int _${func}_retval; |
503 | # endif |
b3b3b51f |
504 | # if RANDOM_R_PROTO == REENTRANT_PROTO_I_lS |
a845a0d4 |
505 | long _${func}_retval; |
506 | # endif |
b3b3b51f |
507 | # if RANDOM_R_PROTO == REENTRANT_PROTO_I_St |
a845a0d4 |
508 | int32_t _${func}_retval; |
509 | # endif |
510 | EOF |
10bc17b6 |
511 | } |
512 | pushssif $endif; |
513 | } |
aa418cf1 |
514 | elsif ($func =~ /^(getgrnam|getpwnam|getspnam)$/) { |
10bc17b6 |
515 | pushssif $ifdef; |
aa418cf1 |
516 | # 'genfunc' can be read either as 'generic' or 'genre', |
517 | # it represents a group of functions. |
518 | my $genfunc = $func; |
519 | $genfunc =~ s/nam/ent/g; |
520 | $genfunc =~ s/^get//; |
521 | my $GENFUNC = uc $genfunc; |
10bc17b6 |
522 | push @struct, <<EOF; |
aa418cf1 |
523 | $seent{$func} _${genfunc}_struct; |
524 | char* _${genfunc}_buffer; |
525 | size_t _${genfunc}_size; |
10bc17b6 |
526 | EOF |
527 | push @struct, <<EOF; |
aa418cf1 |
528 | # ifdef USE_${GENFUNC}_PTR |
529 | $seent{$func}* _${genfunc}_ptr; |
10bc17b6 |
530 | # endif |
531 | EOF |
0de8cad8 |
532 | push @struct, <<EOF; |
aa418cf1 |
533 | # ifdef USE_${GENFUNC}_FPTR |
534 | FILE* _${genfunc}_fptr; |
10bc17b6 |
535 | # endif |
536 | EOF |
0de8cad8 |
537 | push @init, <<EOF; |
aa418cf1 |
538 | # ifdef USE_${GENFUNC}_FPTR |
539 | PL_reentrant_buffer->_${genfunc}_fptr = NULL; |
10bc17b6 |
540 | # endif |
541 | EOF |
0de8cad8 |
542 | my $sc = $genfunc eq 'grent' ? |
10bc17b6 |
543 | '_SC_GETGR_R_SIZE_MAX' : '_SC_GETPW_R_SIZE_MAX'; |
0de8cad8 |
544 | my $sz = "_${genfunc}_size"; |
545 | push @size, <<EOF; |
10bc17b6 |
546 | # if defined(HAS_SYSCONF) && defined($sc) && !defined(__GLIBC__) |
0de8cad8 |
547 | PL_reentrant_buffer->$sz = sysconf($sc); |
e3410746 |
548 | if (PL_reentrant_buffer->$sz == -1) |
549 | PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE; |
10bc17b6 |
550 | # else |
551 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
0de8cad8 |
552 | PL_reentrant_buffer->$sz = SIABUFSIZ; |
10bc17b6 |
553 | # else |
554 | # ifdef __sgi |
0de8cad8 |
555 | PL_reentrant_buffer->$sz = BUFSIZ; |
10bc17b6 |
556 | # else |
0de8cad8 |
557 | PL_reentrant_buffer->$sz = REENTRANTUSUALSIZE; |
10bc17b6 |
558 | # endif |
559 | # endif |
560 | # endif |
561 | EOF |
aa418cf1 |
562 | pushinitfree $genfunc; |
10bc17b6 |
563 | pushssif $endif; |
564 | } |
aa418cf1 |
565 | elsif ($func =~ /^(gethostbyname|getnetbyname|getservbyname|getprotobyname)$/) { |
10bc17b6 |
566 | pushssif $ifdef; |
aa418cf1 |
567 | my $genfunc = $func; |
568 | $genfunc =~ s/byname/ent/; |
569 | $genfunc =~ s/^get//; |
570 | my $GENFUNC = uc $genfunc; |
571 | my $D = ifprotomatch($FUNC, grep {/D/} @p); |
572 | my $d = $seend{$func}; |
31ee0cb7 |
573 | $d =~ s/\*$//; # snip: we need need the base type. |
10bc17b6 |
574 | push @struct, <<EOF; |
aa418cf1 |
575 | $seent{$func} _${genfunc}_struct; |
10bc17b6 |
576 | # if $D |
aa418cf1 |
577 | $d _${genfunc}_data; |
10bc17b6 |
578 | # else |
aa418cf1 |
579 | char* _${genfunc}_buffer; |
580 | size_t _${genfunc}_size; |
10bc17b6 |
581 | # endif |
aa418cf1 |
582 | # ifdef USE_${GENFUNC}_PTR |
583 | $seent{$func}* _${genfunc}_ptr; |
10bc17b6 |
584 | # endif |
585 | EOF |
586 | push @struct, <<EOF; |
aa418cf1 |
587 | # ifdef USE_${GENFUNC}_ERRNO |
588 | int _${genfunc}_errno; |
10bc17b6 |
589 | # endif |
590 | EOF |
591 | push @size, <<EOF; |
592 | #if !($D) |
aa418cf1 |
593 | PL_reentrant_buffer->_${genfunc}_size = REENTRANTUSUALSIZE; |
10bc17b6 |
594 | #endif |
595 | EOF |
596 | push @init, <<EOF; |
597 | #if !($D) |
aa418cf1 |
598 | New(31338, PL_reentrant_buffer->_${genfunc}_buffer, PL_reentrant_buffer->_${genfunc}_size, char); |
10bc17b6 |
599 | #endif |
600 | EOF |
601 | push @free, <<EOF; |
602 | #if !($D) |
aa418cf1 |
603 | Safefree(PL_reentrant_buffer->_${genfunc}_buffer); |
10bc17b6 |
604 | #endif |
605 | EOF |
606 | pushssif $endif; |
607 | } |
aa418cf1 |
608 | elsif ($func =~ /^(readdir|readdir64)$/) { |
10bc17b6 |
609 | pushssif $ifdef; |
aa418cf1 |
610 | my $R = ifprotomatch($FUNC, grep {/R/} @p); |
10bc17b6 |
611 | push @struct, <<EOF; |
aa418cf1 |
612 | $seent{$func}* _${func}_struct; |
613 | size_t _${func}_size; |
10bc17b6 |
614 | # if $R |
aa418cf1 |
615 | $seent{$func}* _${func}_ptr; |
10bc17b6 |
616 | # endif |
617 | EOF |
618 | push @size, <<EOF; |
619 | /* This is the size Solaris recommends. |
620 | * (though we go static, should use pathconf() instead) */ |
aa418cf1 |
621 | PL_reentrant_buffer->_${func}_size = sizeof($seent{$func}) + MAXPATHLEN + 1; |
10bc17b6 |
622 | EOF |
623 | push @init, <<EOF; |
aa418cf1 |
624 | PL_reentrant_buffer->_${func}_struct = ($seent{$func}*)safemalloc(PL_reentrant_buffer->_${func}_size); |
10bc17b6 |
625 | EOF |
626 | push @free, <<EOF; |
aa418cf1 |
627 | Safefree(PL_reentrant_buffer->_${func}_struct); |
10bc17b6 |
628 | EOF |
629 | pushssif $endif; |
630 | } |
631 | |
632 | push @wrap, $ifdef; |
633 | |
10bc17b6 |
634 | push @wrap, <<EOF; |
aa418cf1 |
635 | # undef $func |
10bc17b6 |
636 | EOF |
aa418cf1 |
637 | |
638 | # Write out what we have learned. |
639 | |
10bc17b6 |
640 | my @v = 'a'..'z'; |
aa418cf1 |
641 | my $v = join(", ", @v[0..$seenu{$func}-1]); |
10bc17b6 |
642 | for my $p (@p) { |
643 | my ($r, $a) = split '_', $p; |
644 | my $test = $r eq 'I' ? ' == 0' : ''; |
645 | my $true = 1; |
aa418cf1 |
646 | my $genfunc = $func; |
647 | if ($genfunc =~ /^(?:get|set|end)(pw|gr|host|net|proto|serv|sp)/) { |
648 | $genfunc = "${1}ent"; |
649 | } elsif ($genfunc eq 'srand48') { |
650 | $genfunc = "drand48"; |
10bc17b6 |
651 | } |
652 | my $b = $a; |
653 | my $w = ''; |
aa418cf1 |
654 | substr($b, 0, $seenu{$func}) = ''; |
a845a0d4 |
655 | if ($func =~ /^random$/) { |
656 | $true = "PL_reentrant_buffer->_random_retval"; |
657 | } elsif ($b =~ /R/) { |
aa418cf1 |
658 | $true = "PL_reentrant_buffer->_${genfunc}_ptr"; |
659 | } elsif ($b =~ /T/ && $func eq 'drand48') { |
660 | $true = "PL_reentrant_buffer->_${genfunc}_double"; |
10bc17b6 |
661 | } elsif ($b =~ /S/) { |
aa418cf1 |
662 | if ($func =~ /^readdir/) { |
663 | $true = "PL_reentrant_buffer->_${genfunc}_struct"; |
10bc17b6 |
664 | } else { |
aa418cf1 |
665 | $true = "&PL_reentrant_buffer->_${genfunc}_struct"; |
10bc17b6 |
666 | } |
667 | } elsif ($b =~ /B/) { |
aa418cf1 |
668 | $true = "PL_reentrant_buffer->_${genfunc}_buffer"; |
10bc17b6 |
669 | } |
670 | if (length $b) { |
671 | $w = join ", ", |
672 | map { |
673 | $_ eq 'R' ? |
aa418cf1 |
674 | "&PL_reentrant_buffer->_${genfunc}_ptr" : |
10bc17b6 |
675 | $_ eq 'E' ? |
aa418cf1 |
676 | "&PL_reentrant_buffer->_${genfunc}_errno" : |
10bc17b6 |
677 | $_ eq 'B' ? |
aa418cf1 |
678 | "PL_reentrant_buffer->_${genfunc}_buffer" : |
10bc17b6 |
679 | $_ =~ /^[WI]$/ ? |
aa418cf1 |
680 | "PL_reentrant_buffer->_${genfunc}_size" : |
10bc17b6 |
681 | $_ eq 'H' ? |
aa418cf1 |
682 | "&PL_reentrant_buffer->_${genfunc}_fptr" : |
10bc17b6 |
683 | $_ eq 'D' ? |
aa418cf1 |
684 | "&PL_reentrant_buffer->_${genfunc}_data" : |
10bc17b6 |
685 | $_ eq 'S' ? |
05404ffe |
686 | ($func =~ /^readdir\d*$/ ? |
aa418cf1 |
687 | "PL_reentrant_buffer->_${genfunc}_struct" : |
05404ffe |
688 | $func =~ /^crypt$/ ? |
689 | "PL_reentrant_buffer->_${genfunc}_struct_buffer" : |
690 | "&PL_reentrant_buffer->_${genfunc}_struct") : |
aa418cf1 |
691 | $_ eq 'T' && $func eq 'drand48' ? |
692 | "&PL_reentrant_buffer->_${genfunc}_double" : |
a845a0d4 |
693 | $_ =~ /^[ilt]$/ && $func eq 'random' ? |
694 | "&PL_reentrant_buffer->_random_retval" : |
10bc17b6 |
695 | $_ |
696 | } split '', $b; |
697 | $w = ", $w" if length $v; |
698 | } |
aa418cf1 |
699 | my $call = "${func}_r($v$w)"; |
23e2b7a9 |
700 | |
701 | # Must make OpenBSD happy |
702 | my $memzero = ''; |
703 | if($p =~ /D$/ && |
704 | ($genfunc eq 'protoent' || $genfunc eq 'servent')) { |
705 | $memzero = 'REENTR_MEMZERO(&PL_reentrant_buffer->_' . $genfunc . '_data, sizeof(PL_reentrant_buffer->_' . $genfunc . '_data))'; |
706 | } |
10bc17b6 |
707 | push @wrap, <<EOF; |
aa418cf1 |
708 | # if !defined($func) && ${FUNC}_R_PROTO == REENTRANT_PROTO_$p |
10bc17b6 |
709 | EOF |
710 | if ($r eq 'V' || $r eq 'B') { |
711 | push @wrap, <<EOF; |
aa418cf1 |
712 | # define $func($v) $call |
10bc17b6 |
713 | EOF |
714 | } else { |
aa418cf1 |
715 | if ($func =~ /^get/) { |
edd309b7 |
716 | my $rv = $v ? ", $v" : ""; |
0891a229 |
717 | if ($r eq 'I') { |
718 | push @wrap, <<EOF; |
23e2b7a9 |
719 | # define $func($v) ($memzero(PL_reentrant_retint = $call)$test ? $true : (((PL_reentrant_retint == ERANGE) || (errno == ERANGE)) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0)) |
0891a229 |
720 | EOF |
721 | } else { |
722 | push @wrap, <<EOF; |
f6f0b69b |
723 | # define $func($v) ($call$test ? $true : ((errno == ERANGE) ? ($seent{$func} *) Perl_reentrant_retry("$func"$rv) : 0)) |
10bc17b6 |
724 | EOF |
0891a229 |
725 | } |
edd309b7 |
726 | } else { |
727 | push @wrap, <<EOF; |
aa418cf1 |
728 | # define $func($v) ($call$test ? $true : 0) |
edd309b7 |
729 | EOF |
730 | } |
10bc17b6 |
731 | } |
732 | push @wrap, <<EOF; |
733 | # endif |
734 | EOF |
735 | } |
736 | |
737 | push @wrap, $endif, "\n"; |
738 | } |
739 | } |
740 | |
741 | local $" = ''; |
742 | |
743 | print <<EOF; |
744 | |
745 | /* Defines for indicating which special features are supported. */ |
746 | |
747 | @define |
748 | typedef struct { |
749 | @struct |
aa418cf1 |
750 | int dummy; /* cannot have empty structs */ |
10bc17b6 |
751 | } REENTR; |
752 | |
753 | /* The wrappers. */ |
754 | |
755 | @wrap |
0891a229 |
756 | |
10bc17b6 |
757 | #endif /* USE_REENTRANT_API */ |
758 | |
759 | #endif |
760 | |
37442d52 |
761 | /* ex: set ro: */ |
10bc17b6 |
762 | EOF |
763 | |
764 | close(H); |
765 | |
aa418cf1 |
766 | # Prepare to write the reentr.c. |
767 | |
e06c4d37 |
768 | safer_unlink 'reentr.c'; |
10bc17b6 |
769 | die "reentr.c: $!" unless open(C, ">reentr.c"); |
770 | select C; |
771 | print <<EOF; |
37442d52 |
772 | /* -*- buffer-read-only: t -*- |
773 | * |
10bc17b6 |
774 | * reentr.c |
775 | * |
37442d52 |
776 | * Copyright (C) 2002, 2003, 2005 by Larry Wall and others |
10bc17b6 |
777 | * |
778 | * You may distribute under the terms of either the GNU General Public |
779 | * License or the Artistic License, as specified in the README file. |
780 | * |
781 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
61296642 |
782 | * This file is built by reentr.pl from data in reentr.pl. |
10bc17b6 |
783 | * |
784 | * "Saruman," I said, standing away from him, "only one hand at a time can |
785 | * wield the One, and you know that well, so do not trouble to say we!" |
786 | * |
61296642 |
787 | * This file contains a collection of automatically created wrappers |
788 | * (created by running reentr.pl) for reentrant (thread-safe) versions of |
789 | * various library calls, such as getpwent_r. The wrapping is done so |
790 | * that other files like pp_sys.c calling those library functions need not |
791 | * care about the differences between various platforms' idiosyncrasies |
792 | * regarding these reentrant interfaces. |
10bc17b6 |
793 | */ |
794 | |
795 | #include "EXTERN.h" |
796 | #define PERL_IN_REENTR_C |
797 | #include "perl.h" |
798 | #include "reentr.h" |
799 | |
800 | void |
801 | Perl_reentrant_size(pTHX) { |
802 | #ifdef USE_REENTRANT_API |
8695fa85 |
803 | #define REENTRANTSMALLSIZE 256 /* Make something up. */ |
804 | #define REENTRANTUSUALSIZE 4096 /* Make something up. */ |
10bc17b6 |
805 | @size |
806 | #endif /* USE_REENTRANT_API */ |
807 | } |
808 | |
809 | void |
810 | Perl_reentrant_init(pTHX) { |
811 | #ifdef USE_REENTRANT_API |
812 | New(31337, PL_reentrant_buffer, 1, REENTR); |
813 | Perl_reentrant_size(aTHX); |
814 | @init |
815 | #endif /* USE_REENTRANT_API */ |
816 | } |
817 | |
818 | void |
819 | Perl_reentrant_free(pTHX) { |
820 | #ifdef USE_REENTRANT_API |
821 | @free |
822 | Safefree(PL_reentrant_buffer); |
823 | #endif /* USE_REENTRANT_API */ |
824 | } |
825 | |
edd309b7 |
826 | void* |
827 | Perl_reentrant_retry(const char *f, ...) |
828 | { |
abb2c242 |
829 | dTHX; |
edd309b7 |
830 | void *retptr = NULL; |
831 | #ifdef USE_REENTRANT_API |
0891a229 |
832 | # 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) |
e3410746 |
833 | void *p0; |
834 | # endif |
f7937171 |
835 | # if defined(USE_SERVENT_BUFFER) |
e3410746 |
836 | void *p1; |
837 | # endif |
f7937171 |
838 | # if defined(USE_HOSTENT_BUFFER) |
edd309b7 |
839 | size_t asize; |
e3410746 |
840 | # endif |
f7937171 |
841 | # if defined(USE_HOSTENT_BUFFER) || defined(USE_NETENT_BUFFER) || defined(USE_PROTOENT_BUFFER) || defined(USE_SERVENT_BUFFER) |
edd309b7 |
842 | int anint; |
e3410746 |
843 | # endif |
edd309b7 |
844 | va_list ap; |
845 | |
846 | va_start(ap, f); |
847 | |
edd309b7 |
848 | switch (PL_op->op_type) { |
f7937171 |
849 | #ifdef USE_HOSTENT_BUFFER |
edd309b7 |
850 | case OP_GHBYADDR: |
851 | case OP_GHBYNAME: |
852 | case OP_GHOSTENT: |
853 | { |
af685957 |
854 | #ifdef PERL_REENTRANT_MAXSIZE |
855 | if (PL_reentrant_buffer->_hostent_size <= |
856 | PERL_REENTRANT_MAXSIZE / 2) |
857 | #endif |
858 | { |
f7937171 |
859 | PL_reentrant_buffer->_hostent_size *= 2; |
860 | Renew(PL_reentrant_buffer->_hostent_buffer, |
861 | PL_reentrant_buffer->_hostent_size, char); |
edd309b7 |
862 | switch (PL_op->op_type) { |
863 | case OP_GHBYADDR: |
864 | p0 = va_arg(ap, void *); |
865 | asize = va_arg(ap, size_t); |
866 | anint = va_arg(ap, int); |
867 | retptr = gethostbyaddr(p0, asize, anint); break; |
868 | case OP_GHBYNAME: |
869 | p0 = va_arg(ap, void *); |
f6f0b69b |
870 | retptr = gethostbyname((char *)p0); break; |
edd309b7 |
871 | case OP_GHOSTENT: |
872 | retptr = gethostent(); break; |
873 | default: |
0de8cad8 |
874 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
875 | break; |
876 | } |
877 | } |
878 | } |
879 | break; |
880 | #endif |
f7937171 |
881 | #ifdef USE_GRENT_BUFFER |
edd309b7 |
882 | case OP_GGRNAM: |
883 | case OP_GGRGID: |
884 | case OP_GGRENT: |
885 | { |
af685957 |
886 | #ifdef PERL_REENTRANT_MAXSIZE |
887 | if (PL_reentrant_buffer->_grent_size <= |
888 | PERL_REENTRANT_MAXSIZE / 2) |
889 | #endif |
890 | { |
edd309b7 |
891 | Gid_t gid; |
f7937171 |
892 | PL_reentrant_buffer->_grent_size *= 2; |
893 | Renew(PL_reentrant_buffer->_grent_buffer, |
894 | PL_reentrant_buffer->_grent_size, char); |
edd309b7 |
895 | switch (PL_op->op_type) { |
896 | case OP_GGRNAM: |
897 | p0 = va_arg(ap, void *); |
f6f0b69b |
898 | retptr = getgrnam((char *)p0); break; |
edd309b7 |
899 | case OP_GGRGID: |
ab2b559b |
900 | #if Gid_t_size < INTSIZE |
901 | gid = (Gid_t)va_arg(ap, int); |
902 | #else |
edd309b7 |
903 | gid = va_arg(ap, Gid_t); |
ab2b559b |
904 | #endif |
edd309b7 |
905 | retptr = getgrgid(gid); break; |
906 | case OP_GGRENT: |
907 | retptr = getgrent(); break; |
908 | default: |
0de8cad8 |
909 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
910 | break; |
911 | } |
912 | } |
913 | } |
914 | break; |
915 | #endif |
f7937171 |
916 | #ifdef USE_NETENT_BUFFER |
edd309b7 |
917 | case OP_GNBYADDR: |
918 | case OP_GNBYNAME: |
919 | case OP_GNETENT: |
920 | { |
af685957 |
921 | #ifdef PERL_REENTRANT_MAXSIZE |
922 | if (PL_reentrant_buffer->_netent_size <= |
923 | PERL_REENTRANT_MAXSIZE / 2) |
924 | #endif |
925 | { |
edd309b7 |
926 | Netdb_net_t net; |
f7937171 |
927 | PL_reentrant_buffer->_netent_size *= 2; |
928 | Renew(PL_reentrant_buffer->_netent_buffer, |
929 | PL_reentrant_buffer->_netent_size, char); |
edd309b7 |
930 | switch (PL_op->op_type) { |
931 | case OP_GNBYADDR: |
932 | net = va_arg(ap, Netdb_net_t); |
933 | anint = va_arg(ap, int); |
934 | retptr = getnetbyaddr(net, anint); break; |
935 | case OP_GNBYNAME: |
936 | p0 = va_arg(ap, void *); |
f6f0b69b |
937 | retptr = getnetbyname((char *)p0); break; |
edd309b7 |
938 | case OP_GNETENT: |
939 | retptr = getnetent(); break; |
940 | default: |
0de8cad8 |
941 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
942 | break; |
943 | } |
944 | } |
945 | } |
946 | break; |
947 | #endif |
f7937171 |
948 | #ifdef USE_PWENT_BUFFER |
edd309b7 |
949 | case OP_GPWNAM: |
950 | case OP_GPWUID: |
951 | case OP_GPWENT: |
952 | { |
af685957 |
953 | #ifdef PERL_REENTRANT_MAXSIZE |
954 | if (PL_reentrant_buffer->_pwent_size <= |
955 | PERL_REENTRANT_MAXSIZE / 2) |
956 | #endif |
957 | { |
edd309b7 |
958 | Uid_t uid; |
f7937171 |
959 | PL_reentrant_buffer->_pwent_size *= 2; |
960 | Renew(PL_reentrant_buffer->_pwent_buffer, |
961 | PL_reentrant_buffer->_pwent_size, char); |
edd309b7 |
962 | switch (PL_op->op_type) { |
963 | case OP_GPWNAM: |
964 | p0 = va_arg(ap, void *); |
f6f0b69b |
965 | retptr = getpwnam((char *)p0); break; |
edd309b7 |
966 | case OP_GPWUID: |
ab2b559b |
967 | #if Uid_t_size < INTSIZE |
968 | uid = (Uid_t)va_arg(ap, int); |
969 | #else |
edd309b7 |
970 | uid = va_arg(ap, Uid_t); |
ab2b559b |
971 | #endif |
edd309b7 |
972 | retptr = getpwuid(uid); break; |
973 | case OP_GPWENT: |
974 | retptr = getpwent(); break; |
975 | default: |
0de8cad8 |
976 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
977 | break; |
978 | } |
979 | } |
980 | } |
981 | break; |
982 | #endif |
f7937171 |
983 | #ifdef USE_PROTOENT_BUFFER |
edd309b7 |
984 | case OP_GPBYNAME: |
985 | case OP_GPBYNUMBER: |
986 | case OP_GPROTOENT: |
987 | { |
af685957 |
988 | #ifdef PERL_REENTRANT_MAXSIZE |
989 | if (PL_reentrant_buffer->_protoent_size <= |
990 | PERL_REENTRANT_MAXSIZE / 2) |
991 | #endif |
992 | { |
f7937171 |
993 | PL_reentrant_buffer->_protoent_size *= 2; |
994 | Renew(PL_reentrant_buffer->_protoent_buffer, |
995 | PL_reentrant_buffer->_protoent_size, char); |
edd309b7 |
996 | switch (PL_op->op_type) { |
997 | case OP_GPBYNAME: |
998 | p0 = va_arg(ap, void *); |
f6f0b69b |
999 | retptr = getprotobyname((char *)p0); break; |
edd309b7 |
1000 | case OP_GPBYNUMBER: |
1001 | anint = va_arg(ap, int); |
1002 | retptr = getprotobynumber(anint); break; |
1003 | case OP_GPROTOENT: |
1004 | retptr = getprotoent(); break; |
1005 | default: |
0de8cad8 |
1006 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
1007 | break; |
1008 | } |
1009 | } |
1010 | } |
1011 | break; |
1012 | #endif |
f7937171 |
1013 | #ifdef USE_SERVENT_BUFFER |
edd309b7 |
1014 | case OP_GSBYNAME: |
1015 | case OP_GSBYPORT: |
1016 | case OP_GSERVENT: |
1017 | { |
af685957 |
1018 | #ifdef PERL_REENTRANT_MAXSIZE |
1019 | if (PL_reentrant_buffer->_servent_size <= |
1020 | PERL_REENTRANT_MAXSIZE / 2) |
1021 | #endif |
1022 | { |
f7937171 |
1023 | PL_reentrant_buffer->_servent_size *= 2; |
1024 | Renew(PL_reentrant_buffer->_servent_buffer, |
1025 | PL_reentrant_buffer->_servent_size, char); |
edd309b7 |
1026 | switch (PL_op->op_type) { |
1027 | case OP_GSBYNAME: |
1028 | p0 = va_arg(ap, void *); |
1029 | p1 = va_arg(ap, void *); |
f6f0b69b |
1030 | retptr = getservbyname((char *)p0, (char *)p1); break; |
edd309b7 |
1031 | case OP_GSBYPORT: |
1032 | anint = va_arg(ap, int); |
1033 | p0 = va_arg(ap, void *); |
f6f0b69b |
1034 | retptr = getservbyport(anint, (char *)p0); break; |
edd309b7 |
1035 | case OP_GSERVENT: |
1036 | retptr = getservent(); break; |
1037 | default: |
0de8cad8 |
1038 | SETERRNO(ERANGE, LIB_INVARG); |
edd309b7 |
1039 | break; |
1040 | } |
1041 | } |
1042 | } |
1043 | break; |
1044 | #endif |
1045 | default: |
1046 | /* Not known how to retry, so just fail. */ |
1047 | break; |
1048 | } |
1049 | |
1050 | va_end(ap); |
1051 | #endif |
1052 | return retptr; |
1053 | } |
1054 | |
37442d52 |
1055 | /* ex: set ro: */ |
10bc17b6 |
1056 | EOF |
1057 | |
1058 | __DATA__ |
1059 | asctime S |time |const struct tm|B_SB|B_SBI|I_SB|I_SBI |
b430fd04 |
1060 | crypt CC |crypt |struct crypt_data|B_CCS|B_CCD|D=CRYPTD* |
10bc17b6 |
1061 | ctermid B |stdio | |B_B |
1062 | ctime S |time |const time_t |B_SB|B_SBI|I_SB|I_SBI |
1063 | drand48 |stdlib |struct drand48_data |I_ST|T=double* |
1064 | endgrent |grp | |I_H|V_H |
31ee0cb7 |
1065 | endhostent |netdb | |I_D|V_D|D=struct hostent_data* |
1066 | endnetent |netdb | |I_D|V_D|D=struct netent_data* |
1067 | endprotoent |netdb | |I_D|V_D|D=struct protoent_data* |
10bc17b6 |
1068 | endpwent |pwd | |I_H|V_H |
31ee0cb7 |
1069 | endservent |netdb | |I_D|V_D|D=struct servent_data* |
10bc17b6 |
1070 | getgrent |grp |struct group |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH |
1071 | getgrgid T |grp |struct group |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=gid_t |
1072 | getgrnam C |grp |struct group |I_CSBWR|I_CSBIR|S_CBI|I_CSBI|S_CSBI |
a845a0d4 |
1073 | 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 |
10bc17b6 |
1074 | gethostbyname C |netdb |struct hostent |I_CSBWRE|S_CSBIE|I_CSD|D=struct hostent_data* |
1075 | gethostent |netdb |struct hostent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct hostent_data* |
f6f0b69b |
1076 | getlogin |unistd |char |I_BW|I_BI|B_BW|B_BI |
a845a0d4 |
1077 | 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 |
10bc17b6 |
1078 | getnetbyname C |netdb |struct netent |I_CSBWRE|I_CSBI|S_CSBI|I_CSD|D=struct netent_data* |
1079 | getnetent |netdb |struct netent |I_SBWRE|I_SBIE|S_SBIE|S_SBI|I_SBI|I_SD|D=struct netent_data* |
1080 | getprotobyname C|netdb |struct protoent|I_CSBWR|S_CSBI|I_CSD|D=struct protoent_data* |
1081 | getprotobynumber I |netdb |struct protoent|I_ISBWR|S_ISBI|I_ISD|D=struct protoent_data* |
1082 | getprotoent |netdb |struct protoent|I_SBWR|I_SBI|S_SBI|I_SD|D=struct protoent_data* |
1083 | getpwent |pwd |struct passwd |I_SBWR|I_SBIR|S_SBW|S_SBI|I_SBI|I_SBIH |
1084 | getpwnam C |pwd |struct passwd |I_CSBWR|I_CSBIR|S_CSBI|I_CSBI |
1085 | getpwuid T |pwd |struct passwd |I_TSBWR|I_TSBIR|I_TSBI|S_TSBI|T=uid_t |
1086 | getservbyname CC|netdb |struct servent |I_CCSBWR|S_CCSBI|I_CCSD|D=struct servent_data* |
1087 | getservbyport IC|netdb |struct servent |I_ICSBWR|S_ICSBI|I_ICSD|D=struct servent_data* |
1088 | getservent |netdb |struct servent |I_SBWR|I_SBI|S_SBI|I_SD|D=struct servent_data* |
1089 | getspnam C |shadow |struct spwd |I_CSBWR|S_CSBI |
1090 | gmtime T |time |struct tm |S_TS|I_TS|T=const time_t* |
1091 | localtime T |time |struct tm |S_TS|I_TS|T=const time_t* |
a845a0d4 |
1092 | random |stdlib |struct random_data|I_iS|I_lS|I_St|i=int*|l=long*|t=int32_t* |
10bc17b6 |
1093 | readdir T |dirent |struct dirent |I_TSR|I_TS|T=DIR* |
1094 | readdir64 T |dirent |struct dirent64|I_TSR|I_TS|T=DIR* |
1095 | setgrent |grp | |I_H|V_H |
1096 | sethostent I |netdb | |I_ID|V_ID|D=struct hostent_data* |
1097 | setlocale IC |locale | |I_ICBI |
1098 | setnetent I |netdb | |I_ID|V_ID|D=struct netent_data* |
1099 | setprotoent I |netdb | |I_ID|V_ID|D=struct protoent_data* |
1100 | setpwent |pwd | |I_H|V_H |
1101 | setservent I |netdb | |I_ID|V_ID|D=struct servent_data* |
1102 | srand48 L |stdlib |struct drand48_data |I_LS |
1103 | srandom T |stdlib |struct random_data|I_TS|T=unsigned int |
1104 | strerror I |string | |I_IBW|I_IBI|B_IBW |
1105 | tmpnam B |stdio | |B_B |
1106 | ttyname I |unistd | |I_IBW|I_IBI|B_IBI |