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10bc17b6 |
1 | /* |
2 | * reentr.c |
3 | * |
4 | * Copyright (c) 1997-2002, Larry Wall |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public |
7 | * License or the Artistic License, as specified in the README file. |
8 | * |
9 | * !!!!!!! DO NOT EDIT THIS FILE !!!!!!! |
10 | * This file is built by reentrl.pl from data in reentr.pl. |
11 | * |
12 | * "Saruman," I said, standing away from him, "only one hand at a time can |
13 | * wield the One, and you know that well, so do not trouble to say we!" |
14 | * |
15 | */ |
16 | |
17 | #include "EXTERN.h" |
18 | #define PERL_IN_REENTR_C |
19 | #include "perl.h" |
20 | #include "reentr.h" |
21 | |
22 | void |
23 | Perl_reentrant_size(pTHX) { |
24 | #ifdef USE_REENTRANT_API |
8695fa85 |
25 | #define REENTRANTSMALLSIZE 256 /* Make something up. */ |
26 | #define REENTRANTUSUALSIZE 4096 /* Make something up. */ |
10bc17b6 |
27 | #ifdef HAS_ASCTIME_R |
8695fa85 |
28 | PL_reentrant_buffer->_asctime_size = REENTRANTSMALLSIZE; |
10bc17b6 |
29 | #endif /* HAS_ASCTIME_R */ |
30 | #ifdef HAS_CRYPT_R |
31 | #endif /* HAS_CRYPT_R */ |
32 | #ifdef HAS_CTIME_R |
8695fa85 |
33 | PL_reentrant_buffer->_ctime_size = REENTRANTSMALLSIZE; |
10bc17b6 |
34 | #endif /* HAS_CTIME_R */ |
35 | #ifdef HAS_DRAND48_R |
36 | #endif /* HAS_DRAND48_R */ |
37 | #ifdef HAS_GETGRNAM_R |
38 | # if defined(HAS_SYSCONF) && defined(_SC_GETGR_R_SIZE_MAX) && !defined(__GLIBC__) |
39 | PL_reentrant_buffer->_getgrent_size = sysconf(_SC_GETGR_R_SIZE_MAX); |
8695fa85 |
40 | if (PL_reentrant_buffer->_getgrent_size == -1) |
41 | PL_reentrant_buffer->_getgrent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
42 | # else |
43 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
44 | PL_reentrant_buffer->_getgrent_size = SIABUFSIZ; |
45 | # else |
46 | # ifdef __sgi |
47 | PL_reentrant_buffer->_getgrent_size = BUFSIZ; |
48 | # else |
8695fa85 |
49 | PL_reentrant_buffer->_getgrent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
50 | # endif |
51 | # endif |
52 | # endif |
53 | #endif /* HAS_GETGRNAM_R */ |
54 | #ifdef HAS_GETHOSTBYNAME_R |
55 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
8695fa85 |
56 | PL_reentrant_buffer->_gethostent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
57 | #endif |
58 | #endif /* HAS_GETHOSTBYNAME_R */ |
59 | #ifdef HAS_GETLOGIN_R |
8695fa85 |
60 | PL_reentrant_buffer->_getlogin_size = REENTRANTSMALLSIZE; |
10bc17b6 |
61 | #endif /* HAS_GETLOGIN_R */ |
62 | #ifdef HAS_GETNETBYNAME_R |
63 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
8695fa85 |
64 | PL_reentrant_buffer->_getnetent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
65 | #endif |
66 | #endif /* HAS_GETNETBYNAME_R */ |
67 | #ifdef HAS_GETPROTOBYNAME_R |
68 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
8695fa85 |
69 | PL_reentrant_buffer->_getprotoent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
70 | #endif |
71 | #endif /* HAS_GETPROTOBYNAME_R */ |
72 | #ifdef HAS_GETPWNAM_R |
73 | # if defined(HAS_SYSCONF) && defined(_SC_GETPW_R_SIZE_MAX) && !defined(__GLIBC__) |
74 | PL_reentrant_buffer->_getpwent_size = sysconf(_SC_GETPW_R_SIZE_MAX); |
e3410746 |
75 | if (PL_reentrant_buffer->_getpwent_size == -1) |
76 | PL_reentrant_buffer->_getpwent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
77 | # else |
78 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
79 | PL_reentrant_buffer->_getpwent_size = SIABUFSIZ; |
80 | # else |
81 | # ifdef __sgi |
82 | PL_reentrant_buffer->_getpwent_size = BUFSIZ; |
83 | # else |
8695fa85 |
84 | PL_reentrant_buffer->_getpwent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
85 | # endif |
86 | # endif |
87 | # endif |
88 | #endif /* HAS_GETPWNAM_R */ |
89 | #ifdef HAS_GETSERVBYNAME_R |
90 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
8695fa85 |
91 | PL_reentrant_buffer->_getservent_size = REENTRANTUSUALSIZE; |
10bc17b6 |
92 | #endif |
93 | #endif /* HAS_GETSERVBYNAME_R */ |
94 | #ifdef HAS_GETSPNAM_R |
95 | PL_reentrant_buffer->_getspent_size = 1024; |
96 | #endif /* HAS_GETSPNAM_R */ |
97 | #ifdef HAS_GMTIME_R |
98 | #endif /* HAS_GMTIME_R */ |
99 | #ifdef HAS_LOCALTIME_R |
100 | #endif /* HAS_LOCALTIME_R */ |
101 | #ifdef HAS_RANDOM_R |
102 | #endif /* HAS_RANDOM_R */ |
103 | #ifdef HAS_READDIR_R |
104 | /* This is the size Solaris recommends. |
105 | * (though we go static, should use pathconf() instead) */ |
106 | PL_reentrant_buffer->_readdir_size = sizeof(struct dirent) + MAXPATHLEN + 1; |
107 | #endif /* HAS_READDIR_R */ |
108 | #ifdef HAS_READDIR64_R |
109 | /* This is the size Solaris recommends. |
110 | * (though we go static, should use pathconf() instead) */ |
111 | PL_reentrant_buffer->_readdir64_size = sizeof(struct dirent64) + MAXPATHLEN + 1; |
112 | #endif /* HAS_READDIR64_R */ |
113 | #ifdef HAS_SETLOCALE_R |
8695fa85 |
114 | PL_reentrant_buffer->_setlocale_size = REENTRANTSMALLSIZE; |
10bc17b6 |
115 | #endif /* HAS_SETLOCALE_R */ |
116 | #ifdef HAS_STRERROR_R |
8695fa85 |
117 | PL_reentrant_buffer->_strerror_size = REENTRANTSMALLSIZE; |
10bc17b6 |
118 | #endif /* HAS_STRERROR_R */ |
119 | #ifdef HAS_TTYNAME_R |
8695fa85 |
120 | PL_reentrant_buffer->_ttyname_size = REENTRANTSMALLSIZE; |
10bc17b6 |
121 | #endif /* HAS_TTYNAME_R */ |
122 | |
123 | #endif /* USE_REENTRANT_API */ |
124 | } |
125 | |
126 | void |
127 | Perl_reentrant_init(pTHX) { |
128 | #ifdef USE_REENTRANT_API |
129 | New(31337, PL_reentrant_buffer, 1, REENTR); |
130 | Perl_reentrant_size(aTHX); |
131 | #ifdef HAS_ASCTIME_R |
132 | New(31338, PL_reentrant_buffer->_asctime_buffer, PL_reentrant_buffer->_asctime_size, char); |
133 | #endif /* HAS_ASCTIME_R */ |
134 | #ifdef HAS_CRYPT_R |
135 | #ifdef __GLIBC__ |
136 | PL_reentrant_buffer->_crypt_struct.initialized = 0; |
137 | #endif |
138 | #endif /* HAS_CRYPT_R */ |
139 | #ifdef HAS_CTIME_R |
140 | New(31338, PL_reentrant_buffer->_ctime_buffer, PL_reentrant_buffer->_ctime_size, char); |
141 | #endif /* HAS_CTIME_R */ |
142 | #ifdef HAS_DRAND48_R |
143 | #endif /* HAS_DRAND48_R */ |
144 | #ifdef HAS_GETGRNAM_R |
145 | # ifdef USE_GETGRENT_FPTR |
146 | PL_reentrant_buffer->_getgrent_fptr = NULL; |
147 | # endif |
148 | New(31338, PL_reentrant_buffer->_getgrent_buffer, PL_reentrant_buffer->_getgrent_size, char); |
149 | #endif /* HAS_GETGRNAM_R */ |
150 | #ifdef HAS_GETHOSTBYNAME_R |
151 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
152 | New(31338, PL_reentrant_buffer->_gethostent_buffer, PL_reentrant_buffer->_gethostent_size, char); |
153 | #endif |
154 | #endif /* HAS_GETHOSTBYNAME_R */ |
155 | #ifdef HAS_GETLOGIN_R |
156 | New(31338, PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size, char); |
157 | #endif /* HAS_GETLOGIN_R */ |
158 | #ifdef HAS_GETNETBYNAME_R |
159 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
160 | New(31338, PL_reentrant_buffer->_getnetent_buffer, PL_reentrant_buffer->_getnetent_size, char); |
161 | #endif |
162 | #endif /* HAS_GETNETBYNAME_R */ |
163 | #ifdef HAS_GETPROTOBYNAME_R |
164 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
165 | New(31338, PL_reentrant_buffer->_getprotoent_buffer, PL_reentrant_buffer->_getprotoent_size, char); |
166 | #endif |
167 | #endif /* HAS_GETPROTOBYNAME_R */ |
168 | #ifdef HAS_GETPWNAM_R |
169 | # ifdef USE_GETPWENT_FPTR |
170 | PL_reentrant_buffer->_getpwent_fptr = NULL; |
171 | # endif |
172 | New(31338, PL_reentrant_buffer->_getpwent_buffer, PL_reentrant_buffer->_getpwent_size, char); |
173 | #endif /* HAS_GETPWNAM_R */ |
174 | #ifdef HAS_GETSERVBYNAME_R |
175 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
176 | New(31338, PL_reentrant_buffer->_getservent_buffer, PL_reentrant_buffer->_getservent_size, char); |
177 | #endif |
178 | #endif /* HAS_GETSERVBYNAME_R */ |
179 | #ifdef HAS_GETSPNAM_R |
180 | New(31338, PL_reentrant_buffer->_getspent_buffer, PL_reentrant_buffer->_getspent_size, char); |
181 | #endif /* HAS_GETSPNAM_R */ |
182 | #ifdef HAS_GMTIME_R |
183 | #endif /* HAS_GMTIME_R */ |
184 | #ifdef HAS_LOCALTIME_R |
185 | #endif /* HAS_LOCALTIME_R */ |
186 | #ifdef HAS_RANDOM_R |
187 | #endif /* HAS_RANDOM_R */ |
188 | #ifdef HAS_READDIR_R |
189 | PL_reentrant_buffer->_readdir_struct = (struct dirent*)safemalloc(PL_reentrant_buffer->_readdir_size); |
190 | #endif /* HAS_READDIR_R */ |
191 | #ifdef HAS_READDIR64_R |
192 | PL_reentrant_buffer->_readdir64_struct = (struct dirent64*)safemalloc(PL_reentrant_buffer->_readdir64_size); |
193 | #endif /* HAS_READDIR64_R */ |
194 | #ifdef HAS_SETLOCALE_R |
195 | New(31338, PL_reentrant_buffer->_setlocale_buffer, PL_reentrant_buffer->_setlocale_size, char); |
196 | #endif /* HAS_SETLOCALE_R */ |
197 | #ifdef HAS_STRERROR_R |
198 | New(31338, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size, char); |
199 | #endif /* HAS_STRERROR_R */ |
200 | #ifdef HAS_TTYNAME_R |
201 | New(31338, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size, char); |
202 | #endif /* HAS_TTYNAME_R */ |
203 | |
204 | #endif /* USE_REENTRANT_API */ |
205 | } |
206 | |
207 | void |
208 | Perl_reentrant_free(pTHX) { |
209 | #ifdef USE_REENTRANT_API |
210 | #ifdef HAS_ASCTIME_R |
211 | Safefree(PL_reentrant_buffer->_asctime_buffer); |
212 | #endif /* HAS_ASCTIME_R */ |
213 | #ifdef HAS_CRYPT_R |
214 | #endif /* HAS_CRYPT_R */ |
215 | #ifdef HAS_CTIME_R |
216 | Safefree(PL_reentrant_buffer->_ctime_buffer); |
217 | #endif /* HAS_CTIME_R */ |
218 | #ifdef HAS_DRAND48_R |
219 | #endif /* HAS_DRAND48_R */ |
220 | #ifdef HAS_GETGRNAM_R |
221 | Safefree(PL_reentrant_buffer->_getgrent_buffer); |
222 | #endif /* HAS_GETGRNAM_R */ |
223 | #ifdef HAS_GETHOSTBYNAME_R |
224 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
225 | Safefree(PL_reentrant_buffer->_gethostent_buffer); |
226 | #endif |
227 | #endif /* HAS_GETHOSTBYNAME_R */ |
228 | #ifdef HAS_GETLOGIN_R |
229 | Safefree(PL_reentrant_buffer->_getlogin_buffer); |
230 | #endif /* HAS_GETLOGIN_R */ |
231 | #ifdef HAS_GETNETBYNAME_R |
232 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
233 | Safefree(PL_reentrant_buffer->_getnetent_buffer); |
234 | #endif |
235 | #endif /* HAS_GETNETBYNAME_R */ |
236 | #ifdef HAS_GETPROTOBYNAME_R |
237 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
238 | Safefree(PL_reentrant_buffer->_getprotoent_buffer); |
239 | #endif |
240 | #endif /* HAS_GETPROTOBYNAME_R */ |
241 | #ifdef HAS_GETPWNAM_R |
242 | Safefree(PL_reentrant_buffer->_getpwent_buffer); |
243 | #endif /* HAS_GETPWNAM_R */ |
244 | #ifdef HAS_GETSERVBYNAME_R |
245 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
246 | Safefree(PL_reentrant_buffer->_getservent_buffer); |
247 | #endif |
248 | #endif /* HAS_GETSERVBYNAME_R */ |
249 | #ifdef HAS_GETSPNAM_R |
250 | Safefree(PL_reentrant_buffer->_getspent_buffer); |
251 | #endif /* HAS_GETSPNAM_R */ |
252 | #ifdef HAS_GMTIME_R |
253 | #endif /* HAS_GMTIME_R */ |
254 | #ifdef HAS_LOCALTIME_R |
255 | #endif /* HAS_LOCALTIME_R */ |
256 | #ifdef HAS_RANDOM_R |
257 | #endif /* HAS_RANDOM_R */ |
258 | #ifdef HAS_READDIR_R |
259 | Safefree(PL_reentrant_buffer->_readdir_struct); |
260 | #endif /* HAS_READDIR_R */ |
261 | #ifdef HAS_READDIR64_R |
262 | Safefree(PL_reentrant_buffer->_readdir64_struct); |
263 | #endif /* HAS_READDIR64_R */ |
264 | #ifdef HAS_SETLOCALE_R |
265 | Safefree(PL_reentrant_buffer->_setlocale_buffer); |
266 | #endif /* HAS_SETLOCALE_R */ |
267 | #ifdef HAS_STRERROR_R |
268 | Safefree(PL_reentrant_buffer->_strerror_buffer); |
269 | #endif /* HAS_STRERROR_R */ |
270 | #ifdef HAS_TTYNAME_R |
271 | Safefree(PL_reentrant_buffer->_ttyname_buffer); |
272 | #endif /* HAS_TTYNAME_R */ |
273 | |
274 | Safefree(PL_reentrant_buffer); |
275 | #endif /* USE_REENTRANT_API */ |
276 | } |
277 | |
edd309b7 |
278 | void* |
279 | Perl_reentrant_retry(const char *f, ...) |
280 | { |
281 | dTHX; |
282 | void *retptr = NULL; |
283 | #ifdef USE_REENTRANT_API |
e3410746 |
284 | # if defined(USE_GETHOSTENT_BUFFER) || defined(USE_GETGRENT_BUFFER) || defined(USE_GETNETENT_BUFFER) || defined(USE_GETPWENT_BUFFER) || defined(USE_GETPROTOENT_BUFFER) || defined(USE_GETSERVENT_BUFFER) |
285 | void *p0; |
286 | # endif |
287 | # if defined(USE_GETSERVENT_BUFFER) |
288 | void *p1; |
289 | # endif |
290 | # if defined(USE_GETHOSTENT_BUFFER) |
edd309b7 |
291 | size_t asize; |
e3410746 |
292 | # endif |
293 | # if defined(USE_GETHOSTENT_BUFFER) || defined(USE_GETNETENT_BUFFER) || defined(USE_GETPROTOENT_BUFFER) || defined(USE_GETSERVENT_BUFFER) |
edd309b7 |
294 | int anint; |
e3410746 |
295 | # endif |
edd309b7 |
296 | va_list ap; |
297 | |
298 | va_start(ap, f); |
299 | |
300 | #define REENTRANTHALFMAXSIZE 32768 /* The maximum may end up twice this. */ |
301 | |
302 | switch (PL_op->op_type) { |
303 | #ifdef USE_GETHOSTENT_BUFFER |
304 | case OP_GHBYADDR: |
305 | case OP_GHBYNAME: |
306 | case OP_GHOSTENT: |
307 | { |
308 | if (PL_reentrant_buffer->_gethostent_size <= REENTRANTHALFMAXSIZE) { |
309 | PL_reentrant_buffer->_gethostent_size *= 2; |
310 | Renew(PL_reentrant_buffer->_gethostent_buffer, |
311 | PL_reentrant_buffer->_gethostent_size, char); |
312 | switch (PL_op->op_type) { |
313 | case OP_GHBYADDR: |
314 | p0 = va_arg(ap, void *); |
315 | asize = va_arg(ap, size_t); |
316 | anint = va_arg(ap, int); |
317 | retptr = gethostbyaddr(p0, asize, anint); break; |
318 | case OP_GHBYNAME: |
319 | p0 = va_arg(ap, void *); |
320 | retptr = gethostbyname(p0); break; |
321 | case OP_GHOSTENT: |
322 | retptr = gethostent(); break; |
323 | default: |
324 | break; |
325 | } |
326 | } |
327 | } |
328 | break; |
329 | #endif |
330 | #ifdef USE_GETGRENT_BUFFER |
331 | case OP_GGRNAM: |
332 | case OP_GGRGID: |
333 | case OP_GGRENT: |
334 | { |
335 | if (PL_reentrant_buffer->_getgrent_size <= REENTRANTHALFMAXSIZE) { |
336 | Gid_t gid; |
337 | PL_reentrant_buffer->_getgrent_size *= 2; |
338 | Renew(PL_reentrant_buffer->_getgrent_buffer, |
339 | PL_reentrant_buffer->_getgrent_size, char); |
340 | switch (PL_op->op_type) { |
341 | case OP_GGRNAM: |
342 | p0 = va_arg(ap, void *); |
343 | retptr = getgrnam(p0); break; |
344 | case OP_GGRGID: |
345 | gid = va_arg(ap, Gid_t); |
346 | retptr = getgrgid(gid); break; |
347 | case OP_GGRENT: |
348 | retptr = getgrent(); break; |
349 | default: |
350 | break; |
351 | } |
352 | } |
353 | } |
354 | break; |
355 | #endif |
356 | #ifdef USE_GETNETENT_BUFFER |
357 | case OP_GNBYADDR: |
358 | case OP_GNBYNAME: |
359 | case OP_GNETENT: |
360 | { |
361 | if (PL_reentrant_buffer->_getnetent_size <= REENTRANTHALFMAXSIZE) { |
362 | Netdb_net_t net; |
363 | PL_reentrant_buffer->_getnetent_size *= 2; |
364 | Renew(PL_reentrant_buffer->_getnetent_buffer, |
365 | PL_reentrant_buffer->_getnetent_size, char); |
366 | switch (PL_op->op_type) { |
367 | case OP_GNBYADDR: |
368 | net = va_arg(ap, Netdb_net_t); |
369 | anint = va_arg(ap, int); |
370 | retptr = getnetbyaddr(net, anint); break; |
371 | case OP_GNBYNAME: |
372 | p0 = va_arg(ap, void *); |
373 | retptr = getnetbyname(p0); break; |
374 | case OP_GNETENT: |
375 | retptr = getnetent(); break; |
376 | default: |
377 | break; |
378 | } |
379 | } |
380 | } |
381 | break; |
382 | #endif |
383 | #ifdef USE_GETPWENT_BUFFER |
384 | case OP_GPWNAM: |
385 | case OP_GPWUID: |
386 | case OP_GPWENT: |
387 | { |
388 | if (PL_reentrant_buffer->_getpwent_size <= REENTRANTHALFMAXSIZE) { |
389 | Uid_t uid; |
390 | PL_reentrant_buffer->_getpwent_size *= 2; |
391 | Renew(PL_reentrant_buffer->_getpwent_buffer, |
392 | PL_reentrant_buffer->_getpwent_size, char); |
393 | switch (PL_op->op_type) { |
394 | case OP_GPWNAM: |
395 | p0 = va_arg(ap, void *); |
396 | retptr = getpwnam(p0); break; |
397 | case OP_GPWUID: |
398 | uid = va_arg(ap, Uid_t); |
399 | retptr = getpwuid(uid); break; |
400 | case OP_GPWENT: |
401 | retptr = getpwent(); break; |
402 | default: |
403 | break; |
404 | } |
405 | } |
406 | } |
407 | break; |
408 | #endif |
409 | #ifdef USE_GETPROTOENT_BUFFER |
410 | case OP_GPBYNAME: |
411 | case OP_GPBYNUMBER: |
412 | case OP_GPROTOENT: |
413 | { |
414 | if (PL_reentrant_buffer->_getprotoent_size <= REENTRANTHALFMAXSIZE) { |
415 | PL_reentrant_buffer->_getprotoent_size *= 2; |
416 | Renew(PL_reentrant_buffer->_getprotoent_buffer, |
417 | PL_reentrant_buffer->_getprotoent_size, char); |
418 | switch (PL_op->op_type) { |
419 | case OP_GPBYNAME: |
420 | p0 = va_arg(ap, void *); |
421 | retptr = getprotobyname(p0); break; |
422 | case OP_GPBYNUMBER: |
423 | anint = va_arg(ap, int); |
424 | retptr = getprotobynumber(anint); break; |
425 | case OP_GPROTOENT: |
426 | retptr = getprotoent(); break; |
427 | default: |
428 | break; |
429 | } |
430 | } |
431 | } |
432 | break; |
433 | #endif |
434 | #ifdef USE_GETSERVENT_BUFFER |
435 | case OP_GSBYNAME: |
436 | case OP_GSBYPORT: |
437 | case OP_GSERVENT: |
438 | { |
439 | if (PL_reentrant_buffer->_getservent_size <= REENTRANTHALFMAXSIZE) { |
440 | PL_reentrant_buffer->_getservent_size *= 2; |
441 | Renew(PL_reentrant_buffer->_getservent_buffer, |
442 | PL_reentrant_buffer->_getservent_size, char); |
443 | switch (PL_op->op_type) { |
444 | case OP_GSBYNAME: |
445 | p0 = va_arg(ap, void *); |
446 | p1 = va_arg(ap, void *); |
447 | retptr = getservbyname(p0, p1); break; |
448 | case OP_GSBYPORT: |
449 | anint = va_arg(ap, int); |
450 | p0 = va_arg(ap, void *); |
451 | retptr = getservbyport(anint, p0); break; |
452 | case OP_GSERVENT: |
453 | retptr = getservent(); break; |
454 | default: |
455 | break; |
456 | } |
457 | } |
458 | } |
459 | break; |
460 | #endif |
461 | default: |
462 | /* Not known how to retry, so just fail. */ |
463 | break; |
464 | } |
465 | |
466 | va_end(ap); |
467 | #endif |
468 | return retptr; |
469 | } |
470 | |