1 /* 2 * Copyright (c) 1988 Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 */ 7 8 #if defined(LIBC_SCCS) && !defined(lint) 9 static char sccsid[] = "@(#)vsprintf.c 5.3 (Berkeley) 06/01/90"; 10 #endif /* LIBC_SCCS and not lint */ 11 12 #include <stdio.h> 13 #include <varargs.h> 14 15 int 16 vsprintf(str, fmt, ap) 17 char *str, *fmt; 18 va_list ap; 19 { 20 FILE f; 21 int len; 22 23 f._flag = _IOWRT+_IOSTRG; 24 f._ptr = str; 25 f._cnt = 32767; 26 len = _doprnt(fmt, ap, &f); 27 *f._ptr = 0; 28 return (len); 29 } 30