ReactOS  0.4.13-dev-1181-gb6654c0
niwrite.c
Go to the documentation of this file.
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 {
27  ssize_t ret;
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 }
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
Definition: arc.h:39
GLuint GLuint GLsizei count
Definition: gl.h:1545
#define EINTR
Definition: acclib.h:80
EXPORT ssize_t _niwrite(int f, void *buf, size_t count)
Definition: niwrite.c:22
#define write
Definition: acwin.h:97
GLfloat f
Definition: glext.h:7540
EXPORT int seterrno(int err)
Definition: seterrno.c:34
EXPORT int geterrno()
Definition: geterrno.c:34
int ret
int ssize_t
Definition: rosdhcp.h:48
#define f
Definition: ke_i.h:83