wrappers_handler.hc (1392B)
1 // $Id$ --*- c -*-- 2 3 // Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de> 4 // 5 // This program is free software; you can redistribute it and/or modify 6 // it under the terms of the GNU General Public License as published by 7 // the Free Software Foundation; version 2 of the License. 8 // 9 // This program is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU General Public License for more details. 13 // 14 // You should have received a copy of the GNU General Public License 15 // along with this program; if not, write to the Free Software 16 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 17 18 19 #ifndef H_ENSC_IN_WRAPPERS_H 20 # error wrappers_handler.hc can not be used in this way 21 #endif 22 23 #include <stdlib.h> 24 #include <stdbool.h> 25 #include <stdio.h> 26 27 static inline ALWAYSINLINE NORETURN void 28 FatalErrnoErrorFail(char const msg[]) 29 { 30 extern int wrapper_exit_code; 31 32 #ifdef ENSC_WRAPPERS_PREFIX 33 { 34 int old_errno = errno; 35 WRITE_MSG(2, ENSC_WRAPPERS_PREFIX); 36 errno = old_errno; 37 } 38 #endif 39 perror(msg); 40 41 exit(wrapper_exit_code); 42 } 43 44 static UNUSED void 45 FatalErrnoError(bool condition, char const msg[]) /*@*/ 46 { 47 if (__builtin_expect(!condition,true)) return; 48 FatalErrnoErrorFail(msg); 49 }