1 /* $OpenBSD: error.c,v 1.1 2012/07/10 10:28:05 nicm Exp $ */ 2 3 /* 4 * Copyright (c) 2012 Nicholas Marriott <nicm@openbsd.org> 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER 15 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING 16 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #include <sys/types.h> 20 21 #include <err.h> 22 #include <errno.h> 23 #include <stdio.h> 24 #include <stdarg.h> 25 #include <stdlib.h> 26 #include <string.h> 27 28 #include "cu.h" 29 30 /* 31 * Once we've configured termios, we need to use \r\n to end lines, so use our 32 * own versions of warn/warnx/err/errx. 33 */ 34 35 extern char *__progname; 36 37 void 38 cu_err(int eval, const char *fmt, ...) 39 { 40 va_list ap; 41 42 restore_termios(); 43 44 va_start(ap, fmt); 45 verr(eval, fmt, ap); 46 } 47 48 void 49 cu_errx(int eval, const char *fmt, ...) 50 { 51 va_list ap; 52 53 restore_termios(); 54 55 va_start(ap, fmt); 56 verrx(eval, fmt, ap); 57 } 58 59 void 60 cu_warn(const char *fmt, ...) 61 { 62 va_list ap; 63 64 fprintf(stderr, "%s: ", __progname); 65 66 va_start(ap, fmt); 67 vfprintf(stderr, fmt, ap); 68 va_end(ap); 69 70 fprintf(stderr, ": %s\r\n", strerror(errno)); 71 } 72 73 void 74 cu_warnx(const char *fmt, ...) 75 { 76 va_list ap; 77 78 fprintf(stderr, "%s: ", __progname); 79 80 va_start(ap, fmt); 81 vfprintf(stderr, fmt, ap); 82 va_end(ap); 83 84 fprintf(stderr, "\r\n"); 85 } 86