| Commit | Line | Data |
|---|
| 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 |
| 25 | #ifdef HAS_ASCTIME_R |
| 26 | PL_reentrant_buffer->_asctime_size = 256; /* Make something up. */ |
| 27 | #endif /* HAS_ASCTIME_R */ |
| 28 | #ifdef HAS_CRYPT_R |
| 29 | #endif /* HAS_CRYPT_R */ |
| 30 | #ifdef HAS_CTIME_R |
| 31 | PL_reentrant_buffer->_ctime_size = 256; /* Make something up. */ |
| 32 | #endif /* HAS_CTIME_R */ |
| 33 | #ifdef HAS_DRAND48_R |
| 34 | #endif /* HAS_DRAND48_R */ |
| 35 | #ifdef HAS_GETGRNAM_R |
| 36 | # if defined(HAS_SYSCONF) && defined(_SC_GETGR_R_SIZE_MAX) && !defined(__GLIBC__) |
| 37 | PL_reentrant_buffer->_getgrent_size = sysconf(_SC_GETGR_R_SIZE_MAX); |
| 38 | # else |
| 39 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
| 40 | PL_reentrant_buffer->_getgrent_size = SIABUFSIZ; |
| 41 | # else |
| 42 | # ifdef __sgi |
| 43 | PL_reentrant_buffer->_getgrent_size = BUFSIZ; |
| 44 | # else |
| edd309b7 |
45 | PL_reentrant_buffer->_getgrent_size = 256; |
| 10bc17b6 |
46 | # endif |
| 47 | # endif |
| 48 | # endif |
| 49 | #endif /* HAS_GETGRNAM_R */ |
| 50 | #ifdef HAS_GETHOSTBYNAME_R |
| 51 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 52 | PL_reentrant_buffer->_gethostent_size = 2048; /* Any better ideas? */ |
| 53 | #endif |
| 54 | #endif /* HAS_GETHOSTBYNAME_R */ |
| 55 | #ifdef HAS_GETLOGIN_R |
| 56 | PL_reentrant_buffer->_getlogin_size = 256; /* Make something up. */ |
| 57 | #endif /* HAS_GETLOGIN_R */ |
| 58 | #ifdef HAS_GETNETBYNAME_R |
| 59 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 60 | PL_reentrant_buffer->_getnetent_size = 2048; /* Any better ideas? */ |
| 61 | #endif |
| 62 | #endif /* HAS_GETNETBYNAME_R */ |
| 63 | #ifdef HAS_GETPROTOBYNAME_R |
| 64 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 65 | PL_reentrant_buffer->_getprotoent_size = 2048; /* Any better ideas? */ |
| 66 | #endif |
| 67 | #endif /* HAS_GETPROTOBYNAME_R */ |
| 68 | #ifdef HAS_GETPWNAM_R |
| 69 | # if defined(HAS_SYSCONF) && defined(_SC_GETPW_R_SIZE_MAX) && !defined(__GLIBC__) |
| 70 | PL_reentrant_buffer->_getpwent_size = sysconf(_SC_GETPW_R_SIZE_MAX); |
| 71 | # else |
| 72 | # if defined(__osf__) && defined(__alpha) && defined(SIABUFSIZ) |
| 73 | PL_reentrant_buffer->_getpwent_size = SIABUFSIZ; |
| 74 | # else |
| 75 | # ifdef __sgi |
| 76 | PL_reentrant_buffer->_getpwent_size = BUFSIZ; |
| 77 | # else |
| edd309b7 |
78 | PL_reentrant_buffer->_getpwent_size = 256; |
| 10bc17b6 |
79 | # endif |
| 80 | # endif |
| 81 | # endif |
| 82 | #endif /* HAS_GETPWNAM_R */ |
| 83 | #ifdef HAS_GETSERVBYNAME_R |
| 84 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
| 85 | PL_reentrant_buffer->_getservent_size = 2048; /* Any better ideas? */ |
| 86 | #endif |
| 87 | #endif /* HAS_GETSERVBYNAME_R */ |
| 88 | #ifdef HAS_GETSPNAM_R |
| 89 | PL_reentrant_buffer->_getspent_size = 1024; |
| 90 | #endif /* HAS_GETSPNAM_R */ |
| 91 | #ifdef HAS_GMTIME_R |
| 92 | #endif /* HAS_GMTIME_R */ |
| 93 | #ifdef HAS_LOCALTIME_R |
| 94 | #endif /* HAS_LOCALTIME_R */ |
| 95 | #ifdef HAS_RANDOM_R |
| 96 | #endif /* HAS_RANDOM_R */ |
| 97 | #ifdef HAS_READDIR_R |
| 98 | /* This is the size Solaris recommends. |
| 99 | * (though we go static, should use pathconf() instead) */ |
| 100 | PL_reentrant_buffer->_readdir_size = sizeof(struct dirent) + MAXPATHLEN + 1; |
| 101 | #endif /* HAS_READDIR_R */ |
| 102 | #ifdef HAS_READDIR64_R |
| 103 | /* This is the size Solaris recommends. |
| 104 | * (though we go static, should use pathconf() instead) */ |
| 105 | PL_reentrant_buffer->_readdir64_size = sizeof(struct dirent64) + MAXPATHLEN + 1; |
| 106 | #endif /* HAS_READDIR64_R */ |
| 107 | #ifdef HAS_SETLOCALE_R |
| 108 | PL_reentrant_buffer->_setlocale_size = 256; /* Make something up. */ |
| 109 | #endif /* HAS_SETLOCALE_R */ |
| 110 | #ifdef HAS_STRERROR_R |
| 111 | PL_reentrant_buffer->_strerror_size = 256; /* Make something up. */ |
| 112 | #endif /* HAS_STRERROR_R */ |
| 113 | #ifdef HAS_TTYNAME_R |
| 114 | PL_reentrant_buffer->_ttyname_size = 256; /* Make something up. */ |
| 115 | #endif /* HAS_TTYNAME_R */ |
| 116 | |
| 117 | #endif /* USE_REENTRANT_API */ |
| 118 | } |
| 119 | |
| 120 | void |
| 121 | Perl_reentrant_init(pTHX) { |
| 122 | #ifdef USE_REENTRANT_API |
| 123 | New(31337, PL_reentrant_buffer, 1, REENTR); |
| 124 | Perl_reentrant_size(aTHX); |
| 125 | #ifdef HAS_ASCTIME_R |
| 126 | New(31338, PL_reentrant_buffer->_asctime_buffer, PL_reentrant_buffer->_asctime_size, char); |
| 127 | #endif /* HAS_ASCTIME_R */ |
| 128 | #ifdef HAS_CRYPT_R |
| 129 | #ifdef __GLIBC__ |
| 130 | PL_reentrant_buffer->_crypt_struct.initialized = 0; |
| 131 | #endif |
| 132 | #endif /* HAS_CRYPT_R */ |
| 133 | #ifdef HAS_CTIME_R |
| 134 | New(31338, PL_reentrant_buffer->_ctime_buffer, PL_reentrant_buffer->_ctime_size, char); |
| 135 | #endif /* HAS_CTIME_R */ |
| 136 | #ifdef HAS_DRAND48_R |
| 137 | #endif /* HAS_DRAND48_R */ |
| 138 | #ifdef HAS_GETGRNAM_R |
| 139 | # ifdef USE_GETGRENT_FPTR |
| 140 | PL_reentrant_buffer->_getgrent_fptr = NULL; |
| 141 | # endif |
| 142 | New(31338, PL_reentrant_buffer->_getgrent_buffer, PL_reentrant_buffer->_getgrent_size, char); |
| 143 | #endif /* HAS_GETGRNAM_R */ |
| 144 | #ifdef HAS_GETHOSTBYNAME_R |
| 145 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 146 | New(31338, PL_reentrant_buffer->_gethostent_buffer, PL_reentrant_buffer->_gethostent_size, char); |
| 147 | #endif |
| 148 | #endif /* HAS_GETHOSTBYNAME_R */ |
| 149 | #ifdef HAS_GETLOGIN_R |
| 150 | New(31338, PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size, char); |
| 151 | #endif /* HAS_GETLOGIN_R */ |
| 152 | #ifdef HAS_GETNETBYNAME_R |
| 153 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 154 | New(31338, PL_reentrant_buffer->_getnetent_buffer, PL_reentrant_buffer->_getnetent_size, char); |
| 155 | #endif |
| 156 | #endif /* HAS_GETNETBYNAME_R */ |
| 157 | #ifdef HAS_GETPROTOBYNAME_R |
| 158 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 159 | New(31338, PL_reentrant_buffer->_getprotoent_buffer, PL_reentrant_buffer->_getprotoent_size, char); |
| 160 | #endif |
| 161 | #endif /* HAS_GETPROTOBYNAME_R */ |
| 162 | #ifdef HAS_GETPWNAM_R |
| 163 | # ifdef USE_GETPWENT_FPTR |
| 164 | PL_reentrant_buffer->_getpwent_fptr = NULL; |
| 165 | # endif |
| 166 | New(31338, PL_reentrant_buffer->_getpwent_buffer, PL_reentrant_buffer->_getpwent_size, char); |
| 167 | #endif /* HAS_GETPWNAM_R */ |
| 168 | #ifdef HAS_GETSERVBYNAME_R |
| 169 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
| 170 | New(31338, PL_reentrant_buffer->_getservent_buffer, PL_reentrant_buffer->_getservent_size, char); |
| 171 | #endif |
| 172 | #endif /* HAS_GETSERVBYNAME_R */ |
| 173 | #ifdef HAS_GETSPNAM_R |
| 174 | New(31338, PL_reentrant_buffer->_getspent_buffer, PL_reentrant_buffer->_getspent_size, char); |
| 175 | #endif /* HAS_GETSPNAM_R */ |
| 176 | #ifdef HAS_GMTIME_R |
| 177 | #endif /* HAS_GMTIME_R */ |
| 178 | #ifdef HAS_LOCALTIME_R |
| 179 | #endif /* HAS_LOCALTIME_R */ |
| 180 | #ifdef HAS_RANDOM_R |
| 181 | #endif /* HAS_RANDOM_R */ |
| 182 | #ifdef HAS_READDIR_R |
| 183 | PL_reentrant_buffer->_readdir_struct = (struct dirent*)safemalloc(PL_reentrant_buffer->_readdir_size); |
| 184 | #endif /* HAS_READDIR_R */ |
| 185 | #ifdef HAS_READDIR64_R |
| 186 | PL_reentrant_buffer->_readdir64_struct = (struct dirent64*)safemalloc(PL_reentrant_buffer->_readdir64_size); |
| 187 | #endif /* HAS_READDIR64_R */ |
| 188 | #ifdef HAS_SETLOCALE_R |
| 189 | New(31338, PL_reentrant_buffer->_setlocale_buffer, PL_reentrant_buffer->_setlocale_size, char); |
| 190 | #endif /* HAS_SETLOCALE_R */ |
| 191 | #ifdef HAS_STRERROR_R |
| 192 | New(31338, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size, char); |
| 193 | #endif /* HAS_STRERROR_R */ |
| 194 | #ifdef HAS_TTYNAME_R |
| 195 | New(31338, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size, char); |
| 196 | #endif /* HAS_TTYNAME_R */ |
| 197 | |
| 198 | #endif /* USE_REENTRANT_API */ |
| 199 | } |
| 200 | |
| 201 | void |
| 202 | Perl_reentrant_free(pTHX) { |
| 203 | #ifdef USE_REENTRANT_API |
| 204 | #ifdef HAS_ASCTIME_R |
| 205 | Safefree(PL_reentrant_buffer->_asctime_buffer); |
| 206 | #endif /* HAS_ASCTIME_R */ |
| 207 | #ifdef HAS_CRYPT_R |
| 208 | #endif /* HAS_CRYPT_R */ |
| 209 | #ifdef HAS_CTIME_R |
| 210 | Safefree(PL_reentrant_buffer->_ctime_buffer); |
| 211 | #endif /* HAS_CTIME_R */ |
| 212 | #ifdef HAS_DRAND48_R |
| 213 | #endif /* HAS_DRAND48_R */ |
| 214 | #ifdef HAS_GETGRNAM_R |
| 215 | Safefree(PL_reentrant_buffer->_getgrent_buffer); |
| 216 | #endif /* HAS_GETGRNAM_R */ |
| 217 | #ifdef HAS_GETHOSTBYNAME_R |
| 218 | #if !(GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 219 | Safefree(PL_reentrant_buffer->_gethostent_buffer); |
| 220 | #endif |
| 221 | #endif /* HAS_GETHOSTBYNAME_R */ |
| 222 | #ifdef HAS_GETLOGIN_R |
| 223 | Safefree(PL_reentrant_buffer->_getlogin_buffer); |
| 224 | #endif /* HAS_GETLOGIN_R */ |
| 225 | #ifdef HAS_GETNETBYNAME_R |
| 226 | #if !(GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 227 | Safefree(PL_reentrant_buffer->_getnetent_buffer); |
| 228 | #endif |
| 229 | #endif /* HAS_GETNETBYNAME_R */ |
| 230 | #ifdef HAS_GETPROTOBYNAME_R |
| 231 | #if !(GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD) |
| 232 | Safefree(PL_reentrant_buffer->_getprotoent_buffer); |
| 233 | #endif |
| 234 | #endif /* HAS_GETPROTOBYNAME_R */ |
| 235 | #ifdef HAS_GETPWNAM_R |
| 236 | Safefree(PL_reentrant_buffer->_getpwent_buffer); |
| 237 | #endif /* HAS_GETPWNAM_R */ |
| 238 | #ifdef HAS_GETSERVBYNAME_R |
| 239 | #if !(GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD) |
| 240 | Safefree(PL_reentrant_buffer->_getservent_buffer); |
| 241 | #endif |
| 242 | #endif /* HAS_GETSERVBYNAME_R */ |
| 243 | #ifdef HAS_GETSPNAM_R |
| 244 | Safefree(PL_reentrant_buffer->_getspent_buffer); |
| 245 | #endif /* HAS_GETSPNAM_R */ |
| 246 | #ifdef HAS_GMTIME_R |
| 247 | #endif /* HAS_GMTIME_R */ |
| 248 | #ifdef HAS_LOCALTIME_R |
| 249 | #endif /* HAS_LOCALTIME_R */ |
| 250 | #ifdef HAS_RANDOM_R |
| 251 | #endif /* HAS_RANDOM_R */ |
| 252 | #ifdef HAS_READDIR_R |
| 253 | Safefree(PL_reentrant_buffer->_readdir_struct); |
| 254 | #endif /* HAS_READDIR_R */ |
| 255 | #ifdef HAS_READDIR64_R |
| 256 | Safefree(PL_reentrant_buffer->_readdir64_struct); |
| 257 | #endif /* HAS_READDIR64_R */ |
| 258 | #ifdef HAS_SETLOCALE_R |
| 259 | Safefree(PL_reentrant_buffer->_setlocale_buffer); |
| 260 | #endif /* HAS_SETLOCALE_R */ |
| 261 | #ifdef HAS_STRERROR_R |
| 262 | Safefree(PL_reentrant_buffer->_strerror_buffer); |
| 263 | #endif /* HAS_STRERROR_R */ |
| 264 | #ifdef HAS_TTYNAME_R |
| 265 | Safefree(PL_reentrant_buffer->_ttyname_buffer); |
| 266 | #endif /* HAS_TTYNAME_R */ |
| 267 | |
| 268 | Safefree(PL_reentrant_buffer); |
| 269 | #endif /* USE_REENTRANT_API */ |
| 270 | } |
| 271 | |
| edd309b7 |
272 | void* |
| 273 | Perl_reentrant_retry(const char *f, ...) |
| 274 | { |
| 275 | dTHX; |
| 276 | void *retptr = NULL; |
| 277 | #ifdef USE_REENTRANT_API |
| 278 | void *p0, *p1; |
| 279 | size_t asize; |
| 280 | int anint; |
| 281 | va_list ap; |
| 282 | |
| 283 | va_start(ap, f); |
| 284 | |
| 285 | #define REENTRANTHALFMAXSIZE 32768 /* The maximum may end up twice this. */ |
| 286 | |
| 287 | switch (PL_op->op_type) { |
| 288 | #ifdef USE_GETHOSTENT_BUFFER |
| 289 | case OP_GHBYADDR: |
| 290 | case OP_GHBYNAME: |
| 291 | case OP_GHOSTENT: |
| 292 | { |
| 293 | if (PL_reentrant_buffer->_gethostent_size <= REENTRANTHALFMAXSIZE) { |
| 294 | PL_reentrant_buffer->_gethostent_size *= 2; |
| 295 | Renew(PL_reentrant_buffer->_gethostent_buffer, |
| 296 | PL_reentrant_buffer->_gethostent_size, char); |
| 297 | switch (PL_op->op_type) { |
| 298 | case OP_GHBYADDR: |
| 299 | p0 = va_arg(ap, void *); |
| 300 | asize = va_arg(ap, size_t); |
| 301 | anint = va_arg(ap, int); |
| 302 | retptr = gethostbyaddr(p0, asize, anint); break; |
| 303 | case OP_GHBYNAME: |
| 304 | p0 = va_arg(ap, void *); |
| 305 | retptr = gethostbyname(p0); break; |
| 306 | case OP_GHOSTENT: |
| 307 | retptr = gethostent(); break; |
| 308 | default: |
| 309 | break; |
| 310 | } |
| 311 | } |
| 312 | } |
| 313 | break; |
| 314 | #endif |
| 315 | #ifdef USE_GETGRENT_BUFFER |
| 316 | case OP_GGRNAM: |
| 317 | case OP_GGRGID: |
| 318 | case OP_GGRENT: |
| 319 | { |
| 320 | if (PL_reentrant_buffer->_getgrent_size <= REENTRANTHALFMAXSIZE) { |
| 321 | Gid_t gid; |
| 322 | PL_reentrant_buffer->_getgrent_size *= 2; |
| 323 | Renew(PL_reentrant_buffer->_getgrent_buffer, |
| 324 | PL_reentrant_buffer->_getgrent_size, char); |
| 325 | switch (PL_op->op_type) { |
| 326 | case OP_GGRNAM: |
| 327 | p0 = va_arg(ap, void *); |
| 328 | retptr = getgrnam(p0); break; |
| 329 | case OP_GGRGID: |
| 330 | gid = va_arg(ap, Gid_t); |
| 331 | retptr = getgrgid(gid); break; |
| 332 | case OP_GGRENT: |
| 333 | retptr = getgrent(); break; |
| 334 | default: |
| 335 | break; |
| 336 | } |
| 337 | } |
| 338 | } |
| 339 | break; |
| 340 | #endif |
| 341 | #ifdef USE_GETNETENT_BUFFER |
| 342 | case OP_GNBYADDR: |
| 343 | case OP_GNBYNAME: |
| 344 | case OP_GNETENT: |
| 345 | { |
| 346 | if (PL_reentrant_buffer->_getnetent_size <= REENTRANTHALFMAXSIZE) { |
| 347 | Netdb_net_t net; |
| 348 | PL_reentrant_buffer->_getnetent_size *= 2; |
| 349 | Renew(PL_reentrant_buffer->_getnetent_buffer, |
| 350 | PL_reentrant_buffer->_getnetent_size, char); |
| 351 | switch (PL_op->op_type) { |
| 352 | case OP_GNBYADDR: |
| 353 | net = va_arg(ap, Netdb_net_t); |
| 354 | anint = va_arg(ap, int); |
| 355 | retptr = getnetbyaddr(net, anint); break; |
| 356 | case OP_GNBYNAME: |
| 357 | p0 = va_arg(ap, void *); |
| 358 | retptr = getnetbyname(p0); break; |
| 359 | case OP_GNETENT: |
| 360 | retptr = getnetent(); break; |
| 361 | default: |
| 362 | break; |
| 363 | } |
| 364 | } |
| 365 | } |
| 366 | break; |
| 367 | #endif |
| 368 | #ifdef USE_GETPWENT_BUFFER |
| 369 | case OP_GPWNAM: |
| 370 | case OP_GPWUID: |
| 371 | case OP_GPWENT: |
| 372 | { |
| 373 | if (PL_reentrant_buffer->_getpwent_size <= REENTRANTHALFMAXSIZE) { |
| 374 | Uid_t uid; |
| 375 | PL_reentrant_buffer->_getpwent_size *= 2; |
| 376 | Renew(PL_reentrant_buffer->_getpwent_buffer, |
| 377 | PL_reentrant_buffer->_getpwent_size, char); |
| 378 | switch (PL_op->op_type) { |
| 379 | case OP_GPWNAM: |
| 380 | p0 = va_arg(ap, void *); |
| 381 | retptr = getpwnam(p0); break; |
| 382 | case OP_GPWUID: |
| 383 | uid = va_arg(ap, Uid_t); |
| 384 | retptr = getpwuid(uid); break; |
| 385 | case OP_GPWENT: |
| 386 | retptr = getpwent(); break; |
| 387 | default: |
| 388 | break; |
| 389 | } |
| 390 | } |
| 391 | } |
| 392 | break; |
| 393 | #endif |
| 394 | #ifdef USE_GETPROTOENT_BUFFER |
| 395 | case OP_GPBYNAME: |
| 396 | case OP_GPBYNUMBER: |
| 397 | case OP_GPROTOENT: |
| 398 | { |
| 399 | if (PL_reentrant_buffer->_getprotoent_size <= REENTRANTHALFMAXSIZE) { |
| 400 | PL_reentrant_buffer->_getprotoent_size *= 2; |
| 401 | Renew(PL_reentrant_buffer->_getprotoent_buffer, |
| 402 | PL_reentrant_buffer->_getprotoent_size, char); |
| 403 | switch (PL_op->op_type) { |
| 404 | case OP_GPBYNAME: |
| 405 | p0 = va_arg(ap, void *); |
| 406 | retptr = getprotobyname(p0); break; |
| 407 | case OP_GPBYNUMBER: |
| 408 | anint = va_arg(ap, int); |
| 409 | retptr = getprotobynumber(anint); break; |
| 410 | case OP_GPROTOENT: |
| 411 | retptr = getprotoent(); break; |
| 412 | default: |
| 413 | break; |
| 414 | } |
| 415 | } |
| 416 | } |
| 417 | break; |
| 418 | #endif |
| 419 | #ifdef USE_GETSERVENT_BUFFER |
| 420 | case OP_GSBYNAME: |
| 421 | case OP_GSBYPORT: |
| 422 | case OP_GSERVENT: |
| 423 | { |
| 424 | if (PL_reentrant_buffer->_getservent_size <= REENTRANTHALFMAXSIZE) { |
| 425 | PL_reentrant_buffer->_getservent_size *= 2; |
| 426 | Renew(PL_reentrant_buffer->_getservent_buffer, |
| 427 | PL_reentrant_buffer->_getservent_size, char); |
| 428 | switch (PL_op->op_type) { |
| 429 | case OP_GSBYNAME: |
| 430 | p0 = va_arg(ap, void *); |
| 431 | p1 = va_arg(ap, void *); |
| 432 | retptr = getservbyname(p0, p1); break; |
| 433 | case OP_GSBYPORT: |
| 434 | anint = va_arg(ap, int); |
| 435 | p0 = va_arg(ap, void *); |
| 436 | retptr = getservbyport(anint, p0); break; |
| 437 | case OP_GSERVENT: |
| 438 | retptr = getservent(); break; |
| 439 | default: |
| 440 | break; |
| 441 | } |
| 442 | } |
| 443 | } |
| 444 | break; |
| 445 | #endif |
| 446 | default: |
| 447 | /* Not known how to retry, so just fail. */ |
| 448 | break; |
| 449 | } |
| 450 | |
| 451 | va_end(ap); |
| 452 | #endif |
| 453 | return retptr; |
| 454 | } |
| 455 | |
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