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Allow background threads to be suspended.

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This commit is contained in:
David Xu 2006-01-08 01:49:31 +00:00
parent 0d29c148eb
commit 23db0a33f7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=154106
1 changed files with 4 additions and 1 deletions
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5
lib/libthr/thread/thr_timer.c
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@ -97,7 +97,7 @@ __weak_reference(__mq_notify, _mq_notify);
__weak_reference(___mq_close, mq_close);
__weak_reference(___mq_close, _mq_close);
#define SIGSERVICE SIGCANCEL /* Reuse SIGCANCEL */
#define SIGSERVICE (SIGCANCEL+1)
#define RT_WORKING 0x01
#define RT_WANTED 0x02
@ -478,6 +478,9 @@ service_loop(void *arg)
setjmp(tn->tn_jbuf);
pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
sigemptyset(&set);
sigaddset(&set, SIGCANCEL);
__sys_sigprocmask(SIG_UNBLOCK, &set, NULL);
sigdelset(&set, SIGCANCEL);
sigaddset(&set, SIGSERVICE);
THR_CLEANUP_PUSH(curthread, thread_cleanup, tn);
while (tn->tn_exit == 0) {