dmake/unix/sysvr1/vfprintf.c

   1 /* From:
   2  * John Limpert            johnl@gronk.UUCP        uunet!n3dmc!gronk!johnl
   3  */
   4
   5 #include <stdio.h>
   6 #include <varargs.h>
   7
   8 #ifndef BUFSIZ
   9 #include <stdio.h>
  10 #endif
  11
  12 #ifndef va_dcl
  13 #include <varargs.h>
  14 #endif
  15
  16 int
  17 vsprintf(str, fmt, ap)
  18     char *str, *fmt;
  19     va_list ap;
  20 {
  21     FILE f;
  22     int len;
  23
  24     f._flag = _IOWRT+_IOMYBUF;
  25     f._ptr = (char *)str;       /* My copy of BSD stdio.h has this as (char *)
  26                  * with a comment that it should be
  27                  * (unsigned char *).  Since this code is
  28                  * intended for use on a vanilla BSD system,
  29                  * we'll stick with (char *) for now.
  30                  */
  31     f._cnt = 32767;
  32     len = _doprnt(fmt, ap, &f);
  33     *f._ptr = 0;
  34     return (len);
  35 }
  36
  37 int
  38 vfprintf(iop, fmt, ap)
  39     FILE *iop;
  40     char *fmt;
  41     va_list ap;
  42 {
  43     int len;
  44
  45     len = _doprnt(fmt, ap, iop);
  46     return (ferror(iop) ? EOF : len);
  47 }
  48
  49 int
  50 vprintf(fmt, ap)
  51     char *fmt;
  52     va_list ap;
  53 {
  54     int len;
  55
  56     len = _doprnt(fmt, ap, stdout);
  57     return (ferror(stdout) ? EOF : len);
  58 }