/* * util/et/error_message.c * Copyright (c) 1998-2003 Carnegie Mellon University. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. The name "Carnegie Mellon University" must not be used to * endorse or promote products derived from this software without * prior written permission. For permission or any other legal * details, please contact * Office of Technology Transfer * Carnegie Mellon University * 5000 Forbes Avenue * Pittsburgh, PA 15213-3890 * (412) 268-4387, fax: (412) 268-7395 * tech-transfer@andrew.cmu.edu * * 4. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by Computing Services * at Carnegie Mellon University (http://www.cmu.edu/computing/)." * * CARNEGIE MELLON UNIVERSITY DISCLAIMS ALL WARRANTIES WITH REGARD TO * THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS, IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY BE LIABLE * FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * * Copyright 1987 by the Student Information Processing Board * of the Massachusetts Institute of Technology * * For copyright info, see "mit-sipb-copyright.h". */ #define IN_COM_ERR #include <config.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include "error_table.h" #include "mit-sipb-copyright.h" #include "internal.h" static const char copyright[] = "Copyright 1986, 1987, 1988 by the Student Information Processing Board\nand the department of Information Systems\nof the Massachusetts Institute of Technology"; static char buffer[25]; extern struct et_list * _et_list; const char * INTERFACE error_message (code) long code; { int offset; long l_offset; struct et_list *et; long table_num; int started = 0; char *cp; l_offset = code & ((1<<ERRCODE_RANGE)-1); offset = (int) l_offset; table_num = code - l_offset; if (!table_num) { #ifdef HAS_STRERROR return strerror (offset); #else if (offset < sys_nerr) return(sys_errlist[offset]); else goto oops; #endif } for (et = _et_list; et; et = et->next) { if (et->table->base == table_num) { /* This is the right table */ if (et->table->n_msgs <= offset) goto oops; return(et->table->msgs[offset]); } } oops: strcpy (buffer, "Unknown code "); if (table_num) { strcat (buffer, error_table_name (table_num)); strcat (buffer, " "); } for (cp = buffer; *cp; cp++) ; if (offset >= 100) { *cp++ = '0' + offset / 100; offset %= 100; started++; } if (started || offset >= 10) { *cp++ = '0' + offset / 10; offset %= 10; } *cp++ = '0' + offset; *cp = '\0'; return(buffer); }