1 /* Linuxthreads - a simple clone()-based implementation of Posix */ 2 /* threads for Linux. */ 3 /* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr) */ 4 /* */ 5 /* This program is free software; you can redistribute it and/or */ 6 /* modify it under the terms of the GNU Library General Public License */ 7 /* as published by the Free Software Foundation; either version 2 */ 8 /* of the License, or (at your option) any later version. */ 9 /* */ 10 /* This program is distributed in the hope that it will be useful, */ 11 /* but WITHOUT ANY WARRANTY; without even the implied warranty of */ 12 /* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ 13 /* GNU Library General Public License for more details. */ 14 15 /* Define the location of errno for the remainder of the C library */ 16 17 #include <errno.h> 18 #include <netdb.h> 19 #include <resolv.h> 20 #include "pthread.h" 21 #include "internals.h" 22 23 #if !USE_TLS || !HAVE___THREAD 24 /* The definition in libc is sufficient if we use TLS. */ 25 int * __errno_location(void)26__errno_location (void) 27 { 28 pthread_descr self = thread_self(); 29 return THREAD_GETMEM (self, p_errnop); 30 } 31 32 int * __h_errno_location(void)33__h_errno_location (void) 34 { 35 pthread_descr self = thread_self(); 36 return THREAD_GETMEM (self, p_h_errnop); 37 } 38 39 #if 0 40 /* Return thread specific resolver state. */ 41 struct __res_state * 42 __res_state (void) 43 { 44 pthread_descr self = thread_self(); 45 return THREAD_GETMEM (self, p_resp); 46 } 47 #endif 48 #endif 49