snprintf.c revision 106163 
1#include <config.h>
2
3#if !HAVE_SNPRINTF
4#include <sys/types.h>
5
6#ifdef __STDC__
7#include <stdarg.h>
8#else
9#include <varargs.h>
10#endif
11#include <stdio.h>
12
13#ifdef __STDC__
14int snprintf(char *str, size_t n, const char *fmt, ...)
15#else
16int snprintf(str, n, fmt, va_alist)
17	char *str;
18	size_t n;
19	const char *fmt;
20	va_dcl
21#endif
22{
23	va_list ap;
24	int rval;
25#ifdef VSPRINTF_CHARSTAR
26	char *rp;
27#endif
28#ifdef __STDC__
29	va_start(ap, fmt);
30#else
31	va_start(ap);
32#endif
33#ifdef VSPRINTF_CHARSTAR
34	rp = vsprintf(str, fmt, ap);
35	va_end(ap);
36	return (strlen(rp));
37#else
38	rval = vsprintf(str, fmt, ap);
39	va_end(ap);
40	return (rval);
41#endif
42}
43
44int
45vsnprintf(str, n, fmt, ap)
46	char *str;
47	size_t n;
48	const char *fmt;
49	va_list ap;
50{
51#ifdef VSPRINTF_CHARSTAR
52	return (strlen(vsprintf(str, fmt, ap)));
53#else
54	return (vsprintf(str, fmt, ap));
55#endif
56}
57#else
58int snprintf_bs;
59#endif
60