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- /* 4.4BSD utility functions for error messages.
- Copyright (C) 1995-2020 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
- The GNU C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <https://www.gnu.org/licenses/>. */
- #ifndef _ERR_H
- #define _ERR_H 1
- #include <features.h>
- #define __need___va_list
- #include <stdarg.h>
- #ifndef __GNUC_VA_LIST
- # define __gnuc_va_list void *
- #endif
- __BEGIN_DECLS
- /* Print "program: ", FORMAT, ": ", the standard error string for errno,
- and a newline, on stderr. */
- extern void warn (const char *__format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
- extern void vwarn (const char *__format, __gnuc_va_list)
- __attribute__ ((__format__ (__printf__, 1, 0)));
- /* Likewise, but without ": " and the standard error string. */
- extern void warnx (const char *__format, ...)
- __attribute__ ((__format__ (__printf__, 1, 2)));
- extern void vwarnx (const char *__format, __gnuc_va_list)
- __attribute__ ((__format__ (__printf__, 1, 0)));
- /* Likewise, and then exit with STATUS. */
- extern void err (int __status, const char *__format, ...)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
- extern void verr (int __status, const char *__format, __gnuc_va_list)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
- extern void errx (int __status, const char *__format, ...)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 3)));
- extern void verrx (int __status, const char *, __gnuc_va_list)
- __attribute__ ((__noreturn__, __format__ (__printf__, 2, 0)));
- #ifdef __LDBL_COMPAT
- # include <bits/err-ldbl.h>
- #endif
- __END_DECLS
- #endif /* err.h */
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