fmtvprint.c (642B) download
1/* Copyright (c) 2002-2006 Lucent Technologies; see LICENSE */
2#include "fmt.h"
3#include "fmtdef.h"
4#include "plan9.h"
5
6#include <stdarg.h>
7#include <string.h>
8
9
10/*
11 * format a string into the output buffer
12 * designed for formats which themselves call fmt,
13 * but ignore any width flags
14 */
15int fmtvprint(Fmt* f, char* fmt, va_list args) {
16 va_list va;
17 int n;
18
19 f->flags = 0;
20 f->width = 0;
21 f->prec = 0;
22 VA_COPY(va, f->args);
23 VA_END(f->args);
24 VA_COPY(f->args, args);
25 n = dofmt(f, fmt);
26 f->flags = 0;
27 f->width = 0;
28 f->prec = 0;
29 VA_END(f->args);
30 VA_COPY(f->args, va);
31 VA_END(va);
32 if (n >= 0)
33 return 0;
34 return n;
35}