reactos/lib/msvcrt/stdio/fprintf.c

   1 /* Copyright (C) 1994 DJ Delorie, see COPYING.DJ for details */
   2 #include <msvcrt/stdio.h>
   3 #include <msvcrt/wchar.h>
   4 #include <msvcrt/internal/file.h>
   5
   6 int
   7 fprintf(register FILE *iop, const char *fmt, ...)
   8 {
   9   int len;
  10   char localbuf[BUFSIZ];
  11   va_list a=0;
  12
  13
  14   va_start( a, fmt );
  15   if (iop->_flag & _IONBF)
  16   {
  17     iop->_flag &= ~_IONBF;
  18     iop->_ptr = iop->_base = localbuf;
  19     iop->_bufsiz = BUFSIZ;
  20     len = vfprintf(iop,fmt,a);
  21     fflush(iop);
  22     iop->_flag |= _IONBF;
  23     iop->_base = NULL;
  24     iop->_bufsiz = 0;
  25     iop->_cnt = 0;
  26   }
  27   else
  28     len = vfprintf(iop, fmt, a);
  29   return ferror(iop) ? EOF : len;
  30 }
  31
  32 int
  33 fwprintf(register FILE *iop, const wchar_t *fmt, ...)
  34 {
  35   int len;
  36   wchar_t localbuf[BUFSIZ];
  37   va_list a=0;
  38
  39
  40   va_start( a, fmt );
  41   if (iop->_flag & _IONBF)
  42   {
  43     iop->_flag &= ~_IONBF;
  44     iop->_ptr = iop->_base = (char *)localbuf;
  45     iop->_bufsiz = BUFSIZ;
  46     len = vfwprintf(iop,fmt,a);
  47     fflush(iop);
  48     iop->_flag |= _IONBF;
  49     iop->_base = NULL;
  50     iop->_bufsiz = 0;
  51     iop->_cnt = 0;
  52   }
  53   else
  54     len = vfwprintf(iop, fmt, a);
  55   return ferror(iop) ? EOF : len;
  56 }