1 /* 2 * Header file for common error description library. 3 * 4 * Copyright 1988, Student Information Processing Board of the 5 * Massachusetts Institute of Technology. 6 * 7 * For copyright and distribution info, see the documentation supplied 8 * with this package. 9 */ 10 11 #ifndef __COM_ERR_H 12 #define __COM_ERR_H 13 14 #define COM_ERR_BUF_LEN 25 15 16 /* Use __STDC__ to guess whether we can use stdarg, prototypes, and const. 17 * This is a public header file, so autoconf can't help us here. */ 18 #ifdef __STDC__ 19 # include <stdarg.h> 20 # define ETP(x) x 21 # define ETCONST const 22 #else 23 # define ETP(x) () 24 # define ETCONST 25 #endif 26 27 typedef void (*error_handler_t) ETP((ETCONST char *, long, ETCONST char *, 28 va_list)); 29 extern error_handler_t com_err_hook; 30 void com_err ETP((ETCONST char *, long, ETCONST char *, ...)); 31 ETCONST char *error_message ETP((long)); 32 ETCONST char *error_message_r ETP((long, char *)); 33 error_handler_t set_com_err_hook ETP((error_handler_t)); 34 error_handler_t reset_com_err_hook ETP((void)); 35 36 #undef ETP 37 38 #endif /* ! defined(__COM_ERR_H) */ 39