dist/ntp/libntp/snprintf.c

   1 /*      $NetBSD$        */
   2
   3 #include <config.h>
   4
   5 #if !HAVE_SNPRINTF
   6 #include <sys/types.h>
   7
   8 #ifdef __STDC__
   9 #include <stdarg.h>
  10 #else
  11 #include <varargs.h>
  12 #endif
  13 #include <stdio.h>
  14
  15 #include "l_stdlib.h"
  16
  17 #ifdef __STDC__
  18 int snprintf(char *str, size_t n, const char *fmt, ...)
  19 #else
  20 int snprintf(str, n, fmt, va_alist)
  21         char *str;
  22         size_t n;
  23         const char *fmt;
  24         va_dcl
  25 #endif
  26 {
  27         va_list ap;
  28         int rval;
  29 #ifdef VSPRINTF_CHARSTAR
  30         char *rp;
  31 #endif
  32 #ifdef __STDC__
  33         va_start(ap, fmt);
  34 #else
  35         va_start(ap);
  36 #endif
  37 #ifdef VSPRINTF_CHARSTAR
  38         rp = vsprintf(str, fmt, ap);
  39         va_end(ap);
  40         return (strlen(rp));
  41 #else
  42         rval = vsprintf(str, fmt, ap);
  43         va_end(ap);
  44         return (rval);
  45 #endif
  46 }
  47
  48 int
  49 vsnprintf(
  50         char *str,
  51         size_t n,
  52         const char *fmt,
  53         va_list ap
  54         )
  55 {
  56 #ifdef VSPRINTF_CHARSTAR
  57         return (strlen(vsprintf(str, fmt, ap)));
  58 #else
  59         return (vsprintf(str, fmt, ap));
  60 #endif
  61 }
  62 #else
  63 int snprintf_bs;
  64 #endif