1 files changed, 117 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/test/testerror.c b/contrib/SDL-3.2.8/test/testerror.c
new file mode 100644
index 0000000..687cb43
--- /dev/null
+++ b/contrib/SDL-3.2.8/test/testerror.c
@@ -0,0 +1,117 @@
+/*
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely.
+*/
+
+/* Simple test of the SDL threading code and error handling */
+
+#include <stdlib.h>
+
+#include <SDL3/SDL.h>
+#include <SDL3/SDL_main.h>
+#include <SDL3/SDL_test.h>
+
+static int alive = 0;
+
+/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
+static void
+quit(int rc)
+{
+    SDL_Quit();
+    /* Let 'main()' return normally */
+    if (rc != 0) {
+        exit(rc);
+    }
+}
+
+static int SDLCALL
+ThreadFunc(void *data)
+{
+    /* Set the child thread error string */
+    SDL_SetError("Thread %s (%" SDL_PRIu64 ") had a problem: %s",
+                 (char *)data, SDL_GetCurrentThreadID(), "nevermind");
+    while (alive) {
+        SDL_Log("Thread '%s' is alive!", (char *)data);
+        SDL_Delay(1 * 1000);
+    }
+    SDL_Log("Child thread error string: %s", SDL_GetError());
+    return 0;
+}
+
+int main(int argc, char *argv[])
+{
+    SDL_Thread *thread;
+    SDLTest_CommonState *state;
+    int i;
+    bool enable_threads = true;
+
+    /* Initialize test framework */
+    state = SDLTest_CommonCreateState(argv, 0);
+    if (!state) {
+        return 1;
+    }
+
+    /* Parse commandline */
+    for (i = 1; i < argc;) {
+        int consumed;
+
+        consumed = SDLTest_CommonArg(state, i);
+        if (consumed == 0) {
+            consumed = -1;
+            if (SDL_strcasecmp(argv[i], "--no-threads") == 0) {
+                enable_threads = false;
+                consumed = 1;
+            }
+        }
+        if (consumed < 0) {
+            static const char *options[] = {
+                "[--no-threads]",
+                NULL
+            };
+            SDLTest_CommonLogUsage(state, argv[0], options);
+            return 1;
+        }
+        i += consumed;
+    }
+
+    /* Load the SDL library */
+    if (!SDL_Init(0)) {
+        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't initialize SDL: %s", SDL_GetError());
+        return 1;
+    }
+
+    /* Set the error value for the main thread */
+    SDL_SetError("No worries");
+
+    if (SDL_GetEnvironmentVariable(SDL_GetEnvironment(), "SDL_TESTS_QUICK") != NULL) {
+        SDL_Log("Not running slower tests");
+        SDL_Quit();
+        return 0;
+    }
+
+    if (enable_threads) {
+        alive = 1;
+        thread = SDL_CreateThread(ThreadFunc, NULL, "#1");
+        if (!thread) {
+            SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't create thread: %s", SDL_GetError());
+            quit(1);
+        }
+        SDL_Delay(5 * 1000);
+        SDL_Log("Waiting for thread #1");
+        alive = 0;
+        SDL_WaitThread(thread, NULL);
+    }
+
+    SDL_Log("Main thread error string: %s", SDL_GetError());
+
+    SDL_Quit();
+    SDLTest_CommonDestroyState(state);
+    return 0;
+}