diff options
Diffstat (limited to 'src/atimer.c')
| -rw-r--r-- | src/atimer.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/src/atimer.c b/src/atimer.c index 492aa4ec04e..25b48c5857a 100644 --- a/src/atimer.c +++ b/src/atimer.c @@ -132,12 +132,12 @@ start_atimer (type, time, fn, client_data) case ATIMER_ABSOLUTE: t->expiration = time; break; - + case ATIMER_RELATIVE: EMACS_GET_TIME (t->expiration); EMACS_ADD_TIME (t->expiration, t->expiration, time); break; - + case ATIMER_CONTINUOUS: EMACS_GET_TIME (t->expiration); EMACS_ADD_TIME (t->expiration, t->expiration, time); @@ -151,7 +151,7 @@ start_atimer (type, time, fn, client_data) /* Arrange for a SIGALRM at the time the next atimer is ripe. */ set_alarm (); - + return t; } @@ -163,14 +163,14 @@ cancel_atimer (timer) struct atimer *timer; { int i; - + BLOCK_ATIMERS; for (i = 0; i < 2; ++i) { struct atimer *t, *prev; struct atimer **list = i ? &stopped_atimers : &atimers; - + /* See if TIMER is active or stopped. */ for (t = *list, prev = NULL; t && t != timer; prev = t, t = t->next) ; @@ -184,7 +184,7 @@ cancel_atimer (timer) prev->next = t->next; else *list = t->next; - + t->next = free_atimers; free_atimers = t; break; @@ -209,7 +209,7 @@ append_atimer_lists (list1, list2) else { struct atimer *p; - + for (p = list1; p->next; p = p->next) ; p->next = list2; @@ -225,11 +225,11 @@ stop_other_atimers (t) struct atimer *t; { BLOCK_ATIMERS; - + if (t) { struct atimer *p, *prev; - + /* See if T is active. */ for (p = atimers, prev = 0; p && p != t; p = p->next) ; @@ -246,7 +246,7 @@ stop_other_atimers (t) /* T is not active. Let's handle this like T == 0. */ t = NULL; } - + stopped_atimers = append_atimer_lists (atimers, stopped_atimers); atimers = t; UNBLOCK_ATIMERS; @@ -263,18 +263,18 @@ run_all_atimers () { struct atimer *t = atimers; struct atimer *next; - + BLOCK_ATIMERS; atimers = stopped_atimers; stopped_atimers = NULL; - + while (t) { next = t->next; schedule_atimer (t); t = next; } - + UNBLOCK_ATIMERS; } } @@ -301,7 +301,7 @@ set_alarm () must reestablish each time. */ signal (SIGALRM, alarm_signal_handler); #endif /* USG */ - + if (atimers) { EMACS_TIME now, time; @@ -320,7 +320,7 @@ set_alarm () EMACS_SET_SECS (time, 0); EMACS_SET_USECS (time, 1000); } - + bzero (&it, sizeof it); it.it_value = time; setitimer (ITIMER_REAL, &it, 0); @@ -350,7 +350,7 @@ schedule_atimer (t) prev->next = t; else atimers = t; - + t->next = a; } @@ -363,20 +363,20 @@ alarm_signal_handler (signo) int signo; { EMACS_TIME now; - + EMACS_GET_TIME (now); pending_atimers = 0; - + while (atimers && (pending_atimers = interrupt_input_blocked) == 0 && EMACS_TIME_LE (atimers->expiration, now)) { struct atimer *t; - + t = atimers; atimers = atimers->next; t->fn (t); - + if (t->type == ATIMER_CONTINUOUS) { EMACS_ADD_TIME (t->expiration, now, t->interval); @@ -387,10 +387,10 @@ alarm_signal_handler (signo) t->next = free_atimers; free_atimers = t; } - + EMACS_GET_TIME (now); } - + set_alarm (); } |