[libc-commits] [libc] [libc] End a semaphore wait with EINTR when a signal handler runs (PR #236969)

[Mike Lothian via libc-commits]

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@@ -146,3 +150,25 @@ TEST_F(LlvmLibcSemWaitTest, ClockWaitUnsupportedClock) {
 
   ASSERT_THAT(LIBC_NAMESPACE::sem_destroy(&sem), Succeeds());
 }
+
+static void on_alarm(int) {}
+
+TEST_F(LlvmLibcSemWaitTest, ASignalHandlerEndsTheWaitWithEINTR) {
+  struct sigaction action{};
+  action.sa_handler = on_alarm;
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FireBurn wrote:

Done, the handler is a lambda now

https://github.com/llvm/llvm-project/pull/236969