src/stdio/ext2.c

   1 #include "stdio_impl.h"
   2 #include <stdio_ext.h>
   3
   4 size_t __freadahead(FILE *f)
   5 {
   6         return f->rend ? f->rend - f->rpos : 0;
   7 }
   8
   9 const char *__freadptr(FILE *f, size_t *sizep)
  10 {
  11         if (f->rpos == f->rend) return 0;
  12         *sizep = f->rend - f->rpos;
  13         return (const char *)f->rpos;
  14 }
  15
  16 void __freadptrinc(FILE *f, size_t inc)
  17 {
  18         f->rpos += inc;
  19 }
  20
  21 void __fseterr(FILE *f)
  22 {
  23         f->flags |= F_ERR;
  24 }