haiku/src/apps/bin/waitfor.c

/* waitfor.c - waits for a given threadname
 * (c) 2002, François Revol (mmu_man) for OpenBeOS
 * released under the MIT licence.
 *
 * ChangeLog:
 * 04-26-2002 v1.0
 *  Initial.
 * 
 * waitfor threadname
 * thesnooze() time is the same as the original, found using bdb waitfor foobar,
 * and stepping until the snooze() call returns, the value is at the push 
 * instruction just before the call.
 */

#include <OS.h>
#include <stdio.h>

#define SNOOZE_TIME 100000

int main(int argc, char **argv)
{
	status_t ret;
	
	if (argc != 2) {
		fprintf(stderr, "Usage: %s thread_name\n", argv[0]);
		return 1;
	}
	while (find_thread(argv[1]) < 0)
		if ((ret = snooze(SNOOZE_TIME)) < B_OK)
			return 1;
	return 0;
}