diff options
| -rw-r--r-- | sys/src/libthread/kill.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sys/src/libthread/kill.c b/sys/src/libthread/kill.c index 46c442066..9160df016 100644 --- a/sys/src/libthread/kill.c +++ b/sys/src/libthread/kill.c @@ -79,8 +79,20 @@ threadint(int id) static void tinterrupt(Proc *p, Thread *t) { + char buf[64]; + int fd; + switch(t->state){ case Running: + snprint(buf, sizeof(buf), "/proc/%d/ctl", p->pid); + fd = open(buf, OWRITE|OCEXEC); + if(fd >= 0){ + if(write(fd, "interrupt", 9) == 9){ + close(fd); + break; + } + close(fd); + } postnote(PNPROC, p->pid, "threadint"); break; case Rendezvous: |