diff options
| -rw-r--r-- | docs/CREDITS | 1 | ||||
| -rw-r--r-- | uisimulator/sdl/kernel.c | 11 |
2 files changed, 8 insertions, 4 deletions
diff --git a/docs/CREDITS b/docs/CREDITS index 4c25a97..2f1d451 100644 --- a/docs/CREDITS +++ b/docs/CREDITS @@ -197,3 +197,4 @@ Rani Hod Tom Ross Anton Romanov Jean-Luc Ohl +Steve Bavin diff --git a/uisimulator/sdl/kernel.c b/uisimulator/sdl/kernel.c index c17dc49..b9ffe0e 100644 --- a/uisimulator/sdl/kernel.c +++ b/uisimulator/sdl/kernel.c @@ -150,18 +150,21 @@ int tick_remove_task(void (*f)(void)) return -1; } -/* TODO: Implement mutexes for win32 */ +/* Very simple mutex simulation - won't work with pre-emptive + multitasking, but is better than nothing at all */ void mutex_init(struct mutex *m) { - (void)m; + m->locked = false; } void mutex_lock(struct mutex *m) { - (void)m; + while(m->locked) + switch_thread(); + m->locked = true; } void mutex_unlock(struct mutex *m) { - (void)m; + m->locked = false; } |