- }
-
- while (jp->state == JOBRUNNING) {
- /* In non-interactive shells, we _can_ get
- * a keyboard signal here and be EINTRed,
- * but we just loop back, waiting for command to complete.
- *
- * man bash:
- * "If bash is waiting for a command to complete and receives
- * a signal for which a trap has been set, the trap
- * will not be executed until the command completes."
- *
- * Reality is that even if trap is not set, bash
- * will not act on the signal until command completes.
- * Try this. sleep5intoff.c:
- * #include <signal.h>
- * #include <unistd.h>
- * int main() {
- * sigset_t set;
- * sigemptyset(&set);
- * sigaddset(&set, SIGINT);
- * sigaddset(&set, SIGQUIT);
- * sigprocmask(SIG_BLOCK, &set, NULL);
- * sleep(5);
- * return 0;
- * }
- * $ bash -c './sleep5intoff; echo hi'
- * ^C^C^C^C <--- pressing ^C once a second
- * $ _
- * $ bash -c './sleep5intoff; echo hi'
- * ^\^\^\^\hi <--- pressing ^\ (SIGQUIT)
- * $ _
- */
- dowait(DOWAIT_BLOCK, jp);
- }