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sched: exit with fatal message when there is nothing to do

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With cmdport 0 and port 0, it's now possible that there is no descriptor
watched or timer running, i.e. chronyd doing nothing and only waiting to
be terminated. Replace the assertion with LOG_FATAL to exit properly.
This commit is contained in:
Miroslav Lichvar
2014-06-30 12:42:26 +02:00
parent 129aa587c6
commit 7c6630905d
1 changed files with 3 additions and 1 deletions
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4
sched.c
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@@ -592,7 +592,9 @@ SCH_MainLoop(void)
/* if there are no file descriptors being waited on and no /* if there are no file descriptors being waited on and no
timeout set, this is clearly ridiculous, so stop the run */ timeout set, this is clearly ridiculous, so stop the run */
assert(ptv || n_read_fds); if (!ptv && !n_read_fds) {
LOG_FATAL(LOGF_Scheduler, "Nothing to do");
}
/* Copy current set of read file descriptors */ /* Copy current set of read file descriptors */
memcpy((void *) &rd, (void *) &read_fds, sizeof(fd_set)); memcpy((void *) &rd, (void *) &read_fds, sizeof(fd_set));