- size_t count;
- size_t requested;
-
- if (size + BUFSIZ + 1 > alloc)
- {
- char *new_buf;
- size_t new_alloc = alloc + alloc / 2;
-
- /* Check against overflow. */
- if (new_alloc < alloc)
- {
- save_errno = ENOMEM;
- break;
- }
-
- alloc = new_alloc;
- if (alloc < size + BUFSIZ + 1)
- alloc = size + BUFSIZ + 1;
-
- new_buf = realloc (buf, alloc);
- if (!new_buf)
- {
- save_errno = errno;
- break;
- }
-
- buf = new_buf;
- }
-
- requested = alloc - size - 1;
- count = fread (buf + size, 1, requested, stream);
+ /* This reads 1 more than the size of a regular file
+ so that we get eof immediately. */
+ size_t requested = alloc - size;
+ size_t count = fread (buf + size, 1, requested, stream);