1 /*- 2 * Copyright (c) 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)err.h 8.1 (Berkeley) 6/2/93 30 */ 31 32 #pragma once 33 34 /** 35 * @file err.h 36 * @brief BSD error reporting functions. See `<error.h>` for the GNU equivalent. 37 */ 38 39 #include <stdarg.h> 40 #include <sys/cdefs.h> 41 #include <sys/types.h> 42 43 __BEGIN_DECLS 44 45 /** 46 * [err(3)](http://man7.org/linux/man-pages/man3/err.3.html) outputs the program name, 47 * the printf()-like formatted message, and the result of strerror() if `errno` is non-zero. 48 * 49 * Calls exit() with `__status`. 50 * 51 * New code should consider error() in `<error.h>`. 52 */ 53 __noreturn void err(int __status, const char* __fmt, ...) __printflike(2, 3); 54 55 /** 56 * [verr(3)](http://man7.org/linux/man-pages/man3/verr.3.html) outputs the program name, 57 * the vprintf()-like formatted message, and the result of strerror() if `errno` is non-zero. 58 * 59 * Calls exit() with `__status`. 60 * 61 * New code should consider error() in `<error.h>`. 62 */ 63 __noreturn void verr(int __status, const char* __fmt, va_list __args) __printflike(2, 0); 64 65 /** 66 * [errx(3)](http://man7.org/linux/man-pages/man3/errx.3.html) outputs the program name, and 67 * the printf()-like formatted message. 68 * 69 * Calls exit() with `__status`. 70 * 71 * New code should consider error() in `<error.h>`. 72 */ 73 __noreturn void errx(int __status, const char* __fmt, ...) __printflike(2, 3); 74 75 /** 76 * [verrx(3)](http://man7.org/linux/man-pages/man3/err.3.html) outputs the program name, and 77 * the vprintf()-like formatted message. 78 * 79 * Calls exit() with `__status`. 80 * 81 * New code should consider error() in `<error.h>`. 82 */ 83 __noreturn void verrx(int __status, const char* __fmt, va_list __args) __printflike(2, 0); 84 85 /** 86 * [warn(3)](http://man7.org/linux/man-pages/man3/warn.3.html) outputs the program name, 87 * the printf()-like formatted message, and the result of strerror() if `errno` is non-zero. 88 * 89 * New code should consider error() in `<error.h>`. 90 */ 91 void warn(const char* __fmt, ...) __printflike(1, 2); 92 93 /** 94 * [vwarn(3)](http://man7.org/linux/man-pages/man3/vwarn.3.html) outputs the program name, 95 * the vprintf()-like formatted message, and the result of strerror() if `errno` is non-zero. 96 * 97 * New code should consider error() in `<error.h>`. 98 */ 99 void vwarn(const char* __fmt, va_list __args) __printflike(1, 0); 100 101 /** 102 * [warnx(3)](http://man7.org/linux/man-pages/man3/warnx.3.html) outputs the program name, and 103 * the printf()-like formatted message. 104 * 105 * New code should consider error() in `<error.h>`. 106 */ 107 void warnx(const char* __fmt, ...) __printflike(1, 2); 108 109 /** 110 * [vwarnx(3)](http://man7.org/linux/man-pages/man3/warn.3.html) outputs the program name, and 111 * the vprintf()-like formatted message. 112 * 113 * New code should consider error() in `<error.h>`. 114 */ 115 void vwarnx(const char* __fmt, va_list __args) __printflike(1, 0); 116 117 __END_DECLS 118