Files
QNX/lib/c/stdio/perror.c
2025-08-20 19:02:58 +08:00

39 lines
1.2 KiB
C

/*
* $QNXLicenseC:
* Copyright 2007, QNX Software Systems. All Rights Reserved.
*
* You must obtain a written license from and pay applicable license fees to QNX
* Software Systems before you may reproduce, modify or distribute this software,
* or any work that includes all or part of this software. Free development
* licenses are available for evaluation and non-commercial purposes. For more
* information visit http://licensing.qnx.com or email licensing@qnx.com.
*
* This file may contain contributions from others. Please review this entire
* file for other proprietary rights or license notices, as well as the QNX
* Development Suite License Guide at http://licensing.qnx.com/license-guide/
* for other information.
* $
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
void perror(const char *ustr) {
char const *estr = strerror(errno);
if(ustr && *ustr) {
write(STDERR_FILENO, ustr, strlen(ustr));
write(STDERR_FILENO, ": ", sizeof ": " - 1);
}
write(STDERR_FILENO, estr, strlen(estr));
write(STDERR_FILENO, "\n", sizeof "\n" - 1);
}
__SRCVERSION("perror.c $Rev: 153052 $");