append_fd
Description:
Adds a file descriptor to this.
The file descriptor is duplicated using dup. You keep your copy of the descriptor and the copy contained in
this will be closed when this is finalized.
A possible cause of failure is exceeding the per-process or system-wide file descriptor limit.
Parameters:
| this | |
| fd |
a valid open file descriptor |
Returns:
|
true in case of success, else false (and throws is set) |