ReactOS 0.4.15-dev-8191-gbc6c731
niwrite.c
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1/* @(#)niwrite.c 1.7 09/06/30 Copyright 1986, 2001-2009 J. Schilling */
2/*
3 * Non interruptable write
4 *
5 * Copyright (c) 1986, 2001-2009 J. Schilling
6 */
7/*
8 * The contents of this file are subject to the terms of the
9 * Common Development and Distribution License, Version 1.0 only
10 * (the "License"). You may not use this file except in compliance
11 * with the License.
12 *
13 * See the file CDDL.Schily.txt in this distribution for details.
14 *
15 * When distributing Covered Code, include this CDDL HEADER in each
16 * file and include the License file CDDL.Schily.txt from this distribution.
17 */
18
19#include "schilyio.h"
20
23 int f;
24 void *buf;
25 size_t count;
26{
28 int oerrno = geterrno();
29
30 if ((ret = (ssize_t)count) < 0) {
32 return ((ssize_t)-1);
33 }
34 while ((ret = write(f, buf, count)) < 0 && geterrno() == EINTR) {
35 /*
36 * Set back old 'errno' so we don't change the errno visible
37 * to the outside if we did not fail.
38 */
39 seterrno(oerrno);
40 }
41 return (ret);
42}
#define EINVAL
Definition: acclib.h:90
#define EINTR
Definition: acclib.h:80
#define write
Definition: acwin.h:97
EXPORT int geterrno()
Definition: geterrno.c:34
GLuint GLuint GLsizei count
Definition: gl.h:1545
GLfloat f
Definition: glext.h:7540
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
#define f
Definition: ke_i.h:83
EXPORT ssize_t _niwrite(int f, void *buf, size_t count)
Definition: niwrite.c:22
int ssize_t
Definition: rosdhcp.h:48
EXPORT int seterrno(int err)
Definition: seterrno.c:34
int ret