newlib/libc/xdr/xdr_private.c

   1 /* xdr_private.c - utility functions for porting xdr
   2  *
   3  * Copyright (c) 2009 Charles S. Wilson
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the "Software"),
   7  * to deal in the Software without restriction, including without limitation
   8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   9  * and/or sell copies of the Software, and to permit persons to whom the
  10  * Software is furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included
  13  * in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  21  * OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #include <stdarg.h>
  24 #include "xdr_private.h"
  25
  26 static xdr_vprintf_t xdr_vprintf = NULL;
  27
  28 xdr_vprintf_t
  29 xdr_set_vprintf (xdr_vprintf_t fnptr)
  30 {
  31   xdr_vprintf_t tmp = xdr_vprintf;
  32   xdr_vprintf = fnptr;
  33   return tmp;
  34 }
  35
  36 void
  37 xdr_vwarnx (const char *format,
  38         va_list ap)
  39 {
  40   if (xdr_vprintf)
  41     {
  42       (*xdr_vprintf)(format, ap);
  43       return;
  44     }
  45   /* otherwise, do nothing */
  46 }
  47
  48 void
  49 xdr_warnx (const char *fmt, ...)
  50 {
  51   va_list ap;
  52   va_start (ap, fmt);
  53   xdr_vwarnx (fmt, ap);
  54   va_end (ap);
  55 }