File: Semaphore.sc

package info (click to toggle)
supercollider 1%3A3.13.0%2Brepack-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 80,292 kB
  • sloc: cpp: 476,363; lisp: 84,680; ansic: 77,685; sh: 25,509; python: 7,909; makefile: 3,440; perl: 1,964; javascript: 974; xml: 826; java: 677; yacc: 314; lex: 175; objc: 152; ruby: 136
file content (25 lines) | stat: -rw-r--r-- 424 bytes parent folder | download | duplicates (7) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
Semaphore {
	var <count, waitingThreads;

	*new { | count=1 |
		^super.newCopyArgs(count, LinkedList.new)
	}
	clear {
		waitingThreads = LinkedList.new;
	}
	wait {
		count = count - 1;
		if (count < 0) {
			waitingThreads.add(thisThread.threadPlayer);
			\hang.yield;
		};
	}
	signal {
		var thread;
		count = count + 1;
		thread = waitingThreads.popFirst;
		if (thread.notNil) {
			thread.clock.sched(0, thread);
		};
	}
}