ReactOS 0.4.15-dev-8096-ga0eec98
ffileread.c
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1/* @(#)ffileread.c 1.13 09/06/30 Copyright 1986, 1996-2009 J. Schilling */
2/*
3 * Copyright (c) 1986, 1996-2009 J. Schilling
4 */
5/*
6 * The contents of this file are subject to the terms of the
7 * Common Development and Distribution License, Version 1.0 only
8 * (the "License"). You may not use this file except in compliance
9 * with the License.
10 *
11 * See the file CDDL.Schily.txt in this distribution for details.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file CDDL.Schily.txt from this distribution.
15 */
16
17#include "schilyio.h"
18
21 register FILE *f;
22 void *buf;
23 size_t len;
24{
25 register int fd;
26 register ssize_t ret;
27 int oerrno = geterrno();
28
30 fd = fileno(f);
31
32 while ((ret = read(fd, buf, len)) < 0 && geterrno() == EINTR) {
33 /*
34 * Set back old 'errno' so we don't change the errno visible
35 * to the outside if we did not fail.
36 */
37 seterrno(oerrno);
38 }
39 return (ret);
40}
#define EINTR
Definition: acclib.h:80
#define fileno
Definition: acwin.h:102
#define read
Definition: acwin.h:96
EXPORT ssize_t ffileread(FILE *f, void *buf, size_t len)
Definition: ffileread.c:20
EXPORT int geterrno()
Definition: geterrno.c:34
GLfloat f
Definition: glext.h:7540
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
GLenum GLsizei len
Definition: glext.h:6722
#define _IOREAD
Definition: stdio.h:124
#define _IORW
Definition: stdio.h:135
#define f
Definition: ke_i.h:83
int ssize_t
Definition: rosdhcp.h:48
#define down2(f, fl1, fl2)
Definition: schilyio.h:218
static int fd
Definition: io.c:51
EXPORT int seterrno(int err)
Definition: seterrno.c:34
int ret