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/* Copyright (C) 1994-2026 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/>. */
#include <_itoa.h>
#include <array_length.h>
#include <assert.h>
#include <intprops.h>
#include <libintl.h>
#include <string.h>
#include <stdio.h>
extern const char *__progname;
/* This function, when passed an error number, a filename, and a line
number, prints a message on the standard error stream of the form:
a.c:10: foobar: Unexpected error: Computer bought the farm
It then aborts program execution via a call to `abort'. */
void
__assert_perror_fail (int errnum,
const char *file, unsigned int line,
const char *function)
{
char errbuf[1024];
const char *e = __strerror_r (errnum, errbuf, sizeof errbuf);
char linebuf[INT_BUFSIZE_BOUND (unsigned int)];
array_end (linebuf)[-1] = '\0';
char *linestr = _itoa_word (line, array_end (linebuf) - 1, 10, 0);
__libc_message (_("%s%s%s:%s: %s%sUnexpected error: %s.\n"),
__progname,
__progname[0] ? ": " : "",
file,
linestr,
function ? function : "",
function ? ": " : "",
e);
}
libc_hidden_def (__assert_perror_fail)
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