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thread-terminate doesn't set an exception if the thread has already terminated successfully

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Alex Shinn 2014-12-27 20:07:32 +09:00
parent 429704a5f6
commit 0737094107
1 changed files with 7 additions and 5 deletions
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12
lib/srfi/18/threads.c
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@ -142,11 +142,13 @@ sexp sexp_thread_terminate (sexp ctx, sexp self, sexp_sint_t n, sexp thread) {
/* terminate the thread and all children */
for ( ; thread && sexp_contextp(thread); thread=sexp_context_child(thread)) {
/* if not already terminated set an exception status */
sexp_context_errorp(thread) = 1;
sexp_context_result(thread) =
sexp_global(ctx, SEXP_G_THREAD_TERMINATE_ERROR);
/* zero the refuel - this tells the scheduler the thread is terminated */
sexp_context_refuel(thread) = 0;
if (sexp_context_refuel(ctx) > 0) {
sexp_context_errorp(thread) = 1;
sexp_context_result(thread) =
sexp_global(ctx, SEXP_G_THREAD_TERMINATE_ERROR);
/* zero the refuel - this tells the scheduler the thread is terminated */
sexp_context_refuel(thread) = 0;
}
/* unblock the thread if needed so it can be scheduled and terminated */
if (sexp_delete_list(ctx, SEXP_G_THREADS_PAUSED, thread))
sexp_thread_start(ctx, self, 1, thread);