/usr/include/err.h is in libc6-dev 2.23-0ubuntu10.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 | /* 4.4BSD utility functions for error messages.
Copyright (C) 1995-2016 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
<http://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 __ptr_t
#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)));
__END_DECLS
#endif /* err.h */
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