From a79cb4cf4e7032f103eadfa3ecca3c79ce676c1d Mon Sep 17 00:00:00 2001
From: Andrii Kurdiumov <kant2002@gmail.com>
Date: Sun, 14 Aug 2022 10:07:27 +0600
Subject: [PATCH] Add atexit test

---
 Cesium.IntegrationTests/atexit.ignore.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 Cesium.IntegrationTests/atexit.ignore.c

diff --git a/Cesium.IntegrationTests/atexit.ignore.c b/Cesium.IntegrationTests/atexit.ignore.c
new file mode 100644
index 000000000..86dbabf8b
--- /dev/null
+++ b/Cesium.IntegrationTests/atexit.ignore.c
@@ -0,0 +1,21 @@
+#include <stdlib.h>
+#include <stdio.h>
+
+void f1(void)
+{
+    puts("f1");
+}
+
+void f2(void)
+{
+    puts("f2");
+}
+
+int main(void)
+{
+    if (!atexit(f1) && !atexit(f2) && !atexit(f2))
+        return 42;
+
+    // atexit registration failed
+    return -1;
+}  // <- if registration was successful calls f2, f2, f1