1 85231fd8 2006-05-21 devnull /* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
 2 91c13e54 2004-02-29 devnull #include <stdarg.h>
 3 91c13e54 2004-02-29 devnull #include <unistd.h>
 4 e5aa96ac 2004-12-26 devnull #include "plan9.h"
 5 91c13e54 2004-02-29 devnull #include "fmt.h"
 6 91c13e54 2004-02-29 devnull #include "fmtdef.h"
 7 91c13e54 2004-02-29 devnull 
 8 91c13e54 2004-02-29 devnull /*
 9 91c13e54 2004-02-29 devnull  * generic routine for flushing a formatting buffer
10 91c13e54 2004-02-29 devnull  * to a file descriptor
11 91c13e54 2004-02-29 devnull  */
12 91c13e54 2004-02-29 devnull int
13 91c13e54 2004-02-29 devnull __fmtFdFlush(Fmt *f)
14 91c13e54 2004-02-29 devnull {
15 91c13e54 2004-02-29 devnull 	int n;
16 91c13e54 2004-02-29 devnull 
17 91c13e54 2004-02-29 devnull 	n = (char*)f->to - (char*)f->start;
18 3d484b0d 2005-12-29 devnull 	if(n && write((uintptr)f->farg, f->start, n) != n)
19 91c13e54 2004-02-29 devnull 		return 0;
20 91c13e54 2004-02-29 devnull 	f->to = f->start;
21 91c13e54 2004-02-29 devnull 	return 1;
22 91c13e54 2004-02-29 devnull }