| ! Demonstrates the Fortran 2008 LOCK statements |
| ! Exercises R214, 863-866 |
| ! J. Overbey - 8 Dec 2009 |
| |
| integer, parameter :: THREE = 3 |
| |
| lock (l) |
| lock (l, acquired_lock=q) |
| lock (l, acquired_lock=q, errmsg=e) |
| lock (l, errmsg=e, stat=s) |
| lock (l, acquired_lock=q, stat=s) |
| lock (l, errmsg=e) |
| lock (l, stat=s) |
| lock (l, acquired_lock=q, errmsg=e, stat=s) |
| lock (l, stat=s, errmsg=e, acquired_lock=q) |
| |
| unlock (l) |
| unlock (l, stat=s) |
| unlock (l, errmsg=e) |
| unlock (l, stat=s, errmsg=e) |
| unlock (l, errmsg=e, stat=s) |
| |
| lock=3 |
| acquired_lock=3 |
| stat=3 |
| errmsg="Hello" |
| unlock=3 * lock + acquired_lock |
| |
| end program |
