10133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes/* $OpenBSD: perror.c,v 1.8 2005/08/08 08:05:36 espie Exp $ */ 21dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project/* 31dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Copyright (c) 1988, 1993 41dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * The Regents of the University of California. All rights reserved. 51dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 61dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * Redistribution and use in source and binary forms, with or without 71dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * modification, are permitted provided that the following conditions 81dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * are met: 91dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 1. Redistributions of source code must retain the above copyright 101dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer. 111dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 121dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * notice, this list of conditions and the following disclaimer in the 131dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * documentation and/or other materials provided with the distribution. 141dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 3. Neither the name of the University nor the names of its contributors 151dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * may be used to endorse or promote products derived from this software 161dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * without specific prior written permission. 171dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * 181dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 191dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 201dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 211dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 221dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 231dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 241dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 251dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 261dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 271dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 281dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project * SUCH DAMAGE. 291dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project */ 301dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 311dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <sys/types.h> 320133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes#include <sys/uio.h> 330133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes#include <unistd.h> 340133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes#include <errno.h> 350133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes#include <stdio.h> 361dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project#include <string.h> 370133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes#include <limits.h> 381dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 390133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughesvoid 400133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughesperror(const char *s) 411dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project{ 420133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes struct iovec *v; 430133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes struct iovec iov[4]; 440133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes char buf[NL_TEXTMAX]; 451dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project 460133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v = iov; 470133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes if (s && *s) { 480133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_base = (char *)s; 490133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_len = strlen(s); 500133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v++; 510133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_base = ": "; 520133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_len = 2; 530133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v++; 540133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes } 550133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes (void)strerror_r(errno, buf, sizeof(buf)); 560133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_base = buf; 570133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_len = strlen(v->iov_base); 580133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v++; 590133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_base = "\n"; 600133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes v->iov_len = 1; 610133944b09d1c0a35041f7a41eb6bfb660144f4fElliott Hughes (void)writev(STDERR_FILENO, iov, (v - iov) + 1); 621dc9e472e19acfe6dc7f41e429236e7eef7ceda1The Android Open Source Project} 63