1 /* Copyright (C) 2004       Manuel Novoa III    <mjn3@codepoet.org>
2  *
3  * GNU Library General Public License (LGPL) version 2 or later.
4  *
5  * Dedicated to Toni.  See uClibc/DEDICATION.mjn3 for details.
6  */
7 
8 #include "_stdio.h"
9 
10 #ifdef __STDIO_BUFFERS
11 
12 /* Commit the data in the write buffer.
13  * Returns 0 on success, >0 (pending) on failure.
14  * Side effects are those of _stdio_WRITE
15  */
16 
__stdio_wcommit(register FILE * __restrict stream)17 size_t attribute_hidden __stdio_wcommit(register FILE * __restrict stream)
18 {
19 	size_t bufsize;
20 
21 	__STDIO_STREAM_VALIDATE(stream);
22 
23 	if ((bufsize = __STDIO_STREAM_BUFFER_WUSED(stream)) != 0) {
24 		stream->__bufpos = stream->__bufstart;
25 		__stdio_WRITE(stream, stream->__bufstart, bufsize);
26 	}
27 
28 	return __STDIO_STREAM_BUFFER_WUSED(stream);
29 }
30 
31 #endif
32