1 /* 2 * The authors of this software are Rob Pike and Ken Thompson. 3 * Copyright (c) 2002 by Lucent Technologies. 4 * Permission to use, copy, modify, and distribute this software for any 5 * purpose without fee is hereby granted, provided that this entire notice 6 * is included in all copies of any software which is or includes a copy 7 * or modification of this software and in all copies of the supporting 8 * documentation for such software. 9 * THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR IMPLIED 10 * WARRANTY. IN PARTICULAR, NEITHER THE AUTHORS NOR LUCENT TECHNOLOGIES MAKE 11 * ANY REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY 12 * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE. 13 */ 14 #include <u.h> 15 #include <libc.h> 16 #include "fmtdef.h" 17 18 int 19 vfprint(int fd, char *fmt, va_list args) 20 { 21 Fmt f; 22 char buf[256]; 23 int n; 24 25 fmtfdinit(&f, fd, buf, sizeof(buf)); 26 VA_COPY(f.args,args); 27 n = dofmt(&f, fmt); 28 VA_END(f.args); 29 if(n > 0 && __fmtFdFlush(&f) == 0) 30 return -1; 31 return n; 32 } 33