ext.c raw

   1  #define _GNU_SOURCE
   2  #include "stdio_impl.h"
   3  #include <stdio_ext.h>
   4  
   5  void _flushlbf(void)
   6  {
   7  	fflush(0);
   8  }
   9  
  10  int __fsetlocking(FILE *f, int type)
  11  {
  12  	return 0;
  13  }
  14  
  15  int __fwriting(FILE *f)
  16  {
  17  	return (f->flags & F_NORD) || f->wend;
  18  }
  19  
  20  int __freading(FILE *f)
  21  {
  22  	return (f->flags & F_NOWR) || f->rend;
  23  }
  24  
  25  int __freadable(FILE *f)
  26  {
  27  	return !(f->flags & F_NORD);
  28  }
  29  
  30  int __fwritable(FILE *f)
  31  {
  32  	return !(f->flags & F_NOWR);
  33  }
  34  
  35  int __flbf(FILE *f)
  36  {
  37  	return f->lbf >= 0;
  38  }
  39  
  40  size_t __fbufsize(FILE *f)
  41  {
  42  	return f->buf_size;
  43  }
  44  
  45  size_t __fpending(FILE *f)
  46  {
  47  	return f->wend ? f->wpos - f->wbase : 0;
  48  }
  49  
  50  int __fpurge(FILE *f)
  51  {
  52  	f->wpos = f->wbase = f->wend = 0;
  53  	f->rpos = f->rend = 0;
  54  	return 0;
  55  }
  56  
  57  weak_alias(__fpurge, fpurge);
  58