ref: 001d391fa75a1bb098be4306334b2df501eff4be
dir: /libc/vfprint.c/
/*
* The authors of this software are Rob Pike and Ken Thompson.
* Copyright (c) 2002 by Lucent Technologies.
* Permission to use, copy, modify, and distribute this software for any
* purpose without fee is hereby granted, provided that this entire notice
* is included in all copies of any software which is or includes a copy
* or modification of this software and in all copies of the supporting
* documentation for such software.
* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE
* ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
* OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
*/
#include <stdarg.h>
#include "plan9.h"
#include "fmt.h"
#include "fmtdef.h"
int
vfprint(int fd, char *fmt, va_list args)
{
Fmt f;
char buf[256];
int n;
fmtfdinit(&f, fd, buf, sizeof(buf));
VA_COPY(f.args,args);
n = dofmt(&f, fmt);
VA_END(f.args);
if(n > 0 && __fmtFdFlush(&f) == 0)
return -1;
return n;
}