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fix system-idle-evt when main thread is suspended

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svn: r5507
This commit is contained in:
Matthew Flatt 2007-01-30 08:06:31 +00:00
parent bfc693c063
commit b9426b74ae
1 changed files with 5 additions and 2 deletions
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7
src/mzscheme/src/thread.c
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@ -3128,7 +3128,9 @@ static int check_sleep(int need_activity, int sleep_now)
if (!do_atomic) {
p = scheme_first_thread;
while (p) {
if (!p->nestee && (p->ran_some || p->block_descriptor == NOT_BLOCKED))
if (!p->nestee
&& (p->ran_some || p->block_descriptor == NOT_BLOCKED)
&& (p->next || !(p->running & MZTHREAD_USER_SUSPENDED)))
break;
p = p->next;
}
@ -3210,8 +3212,9 @@ static int check_sleep(int need_activity, int sleep_now)
if (needs_sleep_cancelled)
return 0;
if (post_system_idle())
if (post_system_idle()) {
return 0;
}
if (sleep_now) {
float mst = (float)max_sleep_time;