| 73 | } |
| 74 | |
| 75 | void modTimersExecute(void) |
| 76 | { |
| 77 | ModdablePebbleAppState state = (ModdablePebbleAppState)app_state_get_js_memory_api_context(); |
| 78 | |
| 79 | modCriticalSectionDeclare; |
| 80 | uint32_t now = modMilliseconds(); |
| 81 | modTimer walker; |
| 82 | #if MOD_TASKS |
| 83 | uintptr_t task = modTaskGetCurrent(); |
| 84 | #endif |
| 85 | |
| 86 | // determine who is firing this time (timers added during this call are ineligible) |
| 87 | modCriticalSectionBegin(); |
| 88 | for (walker = state->timers; NULL != walker; walker = walker->next) { |
| 89 | if (walker->flags & (kTimerFlagUnscheduled | kTimerFlagFire)) |
| 90 | continue; |
| 91 | int32_t delta = walker->triggerTime - now; |
| 92 | if (delta <= 0) |
| 93 | walker->flags |= kTimerFlagFire; |
| 94 | } |
| 95 | |
| 96 | // service eligible callbacks. then reschedule (repeating) or remove (one shot) |
| 97 | for (walker = state->timers; NULL != walker; ) { |
| 98 | if (!(walker->flags & kTimerFlagFire) |
| 99 | #if MOD_TASKS |
| 100 | || (task != walker->task) |
| 101 | #endif |
| 102 | ) { |
| 103 | walker = walker->next; |
| 104 | continue; |
| 105 | } |
| 106 | |
| 107 | walker->flags &= ~kTimerFlagFire; |
| 108 | walker->triggerTime += walker->repeatInterval; // non-drifting... OK? |
| 109 | |
| 110 | walker->useCount++; |
| 111 | modCriticalSectionEnd(); |
| 112 | (walker->cb)(walker, walker->refcon, walker->refconSize); |
| 113 | modCriticalSectionBegin(); |
| 114 | walker->useCount--; |
| 115 | |
| 116 | if ((walker->useCount <= 0) || (0 == walker->repeatInterval)) { |
| 117 | modCriticalSectionEnd(); |
| 118 | modTimerRemove(walker); |
| 119 | modCriticalSectionBegin(); |
| 120 | walker = state->timers; |
| 121 | continue; |
| 122 | } |
| 123 | |
| 124 | walker = walker->next; |
| 125 | } |
| 126 | |
| 127 | modCriticalSectionEnd(); |
| 128 | } |
| 129 | |
| 130 | int modTimersNext(void) |
| 131 | { |
no test coverage detected