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-rw-r--r--signal.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/signal.c b/signal.c
index c9e6ffd52e..90683d9337 100644
--- a/signal.c
+++ b/signal.c
@@ -746,6 +746,7 @@ rb_get_next_signal(void)
#if defined(USE_SIGALTSTACK) || defined(_WIN32)
NORETURN(void ruby_thread_stack_overflow(rb_thread_t *th));
+static const char *received_signal;
# if !(defined(HAVE_UCONTEXT_H) && (defined __i386__ || defined __x86_64__ || defined __amd64__))
# elif defined __linux__
# define USE_UCONTEXT_REG 1
@@ -792,6 +793,7 @@ check_stack_overflow(const uintptr_t addr, const ucontext_t *ctx)
* place. */
th->tag = th->tag->prev;
}
+ received_signal = 0;
ruby_thread_stack_overflow(th);
}
}
@@ -802,6 +804,7 @@ check_stack_overflow(const void *addr)
int ruby_stack_overflowed_p(const rb_thread_t *, const void *);
rb_thread_t *th = ruby_current_thread;
if (ruby_stack_overflowed_p(th, addr)) {
+ received_signal = 0;
ruby_thread_stack_overflow(th);
}
}
@@ -886,8 +889,7 @@ sigill(int sig SIGINFO_ARG)
static void
check_reserved_signal_(const char *name, size_t name_len)
{
- static const char *received;
- const char *prev = ATOMIC_PTR_EXCHANGE(received, name);
+ const char *prev = ATOMIC_PTR_EXCHANGE(received_signal, name);
if (prev) {
ssize_t RB_UNUSED_VAR(err);