Kernel: Make sleep syscall interruptable

2023-12-06 13:12:56 +02:00
parent ff8b3be8dc
commit a12ffaa8a2
1 changed files with 8 additions and 1 deletions
--- a/kernel/kernel/Process.cpp
+++ b/kernel/kernel/Process.cpp
@@ -598,7 +598,14 @@ namespace Kernel

 	BAN::ErrorOr<long> Process::sys_sleep(int seconds)
 	{
-		SystemTimer::get().sleep(seconds * 1000);
+		// FIXME: this is very dumb
+		uint64_t wake_time = SystemTimer::get().ms_since_boot() + seconds * 1000;
+		while (SystemTimer::get().ms_since_boot() < wake_time)
+		{
+			if (Thread::current().is_interrupted_by_signal())
+				return BAN::Math::div_round_up<long>(wake_time - SystemTimer::get().ms_since_boot(), 1000);
+			Scheduler::get().reschedule();
+		}
 		return 0;
 	}