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Re: file descriptors opened as text files

To: delvare at ensicaen dot ismra dot fr
Subject: Re: file descriptors opened as text files
From: DJ Delorie <dj at delorie dot com>
Date: 2001年2月15日 10:59:10 -0500
CC: lhall at rfk dot com, cygwin at sources dot redhat dot com
References: <Pine.SO4.4.05.10102151515430.1255-100000@e3000.ensicaen.ismra.fr>

> Yes, b is fine when opening a file *handle* with fopen(). But I am working
> with a file *descriptor* returned by open(), which is quite different.
> open()'s behavior is ruled by a bunch of O flags such as O_RDONLY, 
The best way to make this portable is to do this:
#include <fcntl.h>
#ifndef O_BINARY
#define O_BINARY 0
#endif
Now you can use O_BINARY everywhere, and it will always do the right
thing. Same for O_TEXT if you need it.
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