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/* $Id: sfprintf.c,v 1.1.1.1 2004/12/23 04:04:11 ellson Exp $ $Revision: 1.1.1.1 $ */
/* vim:set shiftwidth=4 ts=8: */
/**********************************************************
* This software is part of the graphviz package *
* http://www.graphviz.org/ *
* *
* Copyright (c) 1994-2004 AT&T Corp. *
* and is licensed under the *
* Common Public License, Version 1.0 *
* by AT&T Corp. *
* *
* Information and Software Systems Research *
* AT&T Research, Florham Park NJ *
**********************************************************/
#include "sfhdr.h"
/* Print data with a given format
**
** Written by Kiem-Phong Vo.
*/
#if __STD_C
int sfprintf(Sfio_t * f, const char *form, ...)
#else
int sfprintf(va_alist)
va_dcl
#endif
{
va_list args;
reg int rv;
#if __STD_C
va_start(args, form);
#else
reg Sfio_t *f;
reg char *form;
va_start(args);
f = va_arg(args, Sfio_t *);
form = va_arg(args, char *);
#endif
rv = sfvprintf(f, form, args);
va_end(args);
return rv;
}
#if __STD_C
int sfvsprintf(char *s, int n, const char *form, va_list args)
#else
int sfvsprintf(s, n, form, args)
char *s;
int n;
char *form;
va_list args;
#endif
{
Sfio_t f;
reg int rv;
if (!s || n <= 0)
return -1;
/* make a fake stream */
SFCLEAR(&f, NIL(Vtmutex_t *));
f.flags = SF_STRING | SF_WRITE;
f.bits = SF_PRIVATE;
f.mode = SF_WRITE;
f.size = n - 1;
f.data = f.next = f.endr = (uchar *) s;
f.endb = f.endw = f.data + f.size;
rv = sfvprintf(&f, form, args);
*f.next = '\0';
_Sfi = f.next - f.data;
return rv;
}
#if __STD_C
int sfsprintf(char *s, int n, const char *form, ...)
#else
int sfsprintf(va_alist)
va_dcl
#endif
{
va_list args;
reg int rv;
#if __STD_C
va_start(args, form);
#else
reg char *s;
reg int n;
reg char *form;
va_start(args);
s = va_arg(args, char *);
n = va_arg(args, int);
form = va_arg(args, char *);
#endif
rv = sfvsprintf(s, n, form, args);
va_end(args);
return rv;
}
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