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Enforce thread-safety on destroy context

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This commit is contained in:
Stephen Seo 2024-01-11 19:18:12 +09:00
parent 186f2edf0f
commit 1ab9e73d08
1 changed files with 14 additions and 3 deletions
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17
src/UDPConnection.cpp
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@ -2281,10 +2281,21 @@ int UDPC_is_valid_context(UDPC_HContext ctx) {
void UDPC_destroy(UDPC_HContext ctx) { void UDPC_destroy(UDPC_HContext ctx) {
UDPC::Context *UDPC_ctx = UDPC::verifyContext(ctx); UDPC::Context *UDPC_ctx = UDPC::verifyContext(ctx);
if(UDPC_ctx) { if(UDPC_ctx) {
// stop thread if threaded {
if(UDPC_ctx->isAutoUpdating.load()) { // Acquire lock so that this code does not run at the same time as
// enabling/disabling threaded-update.
std::lock_guard<std::mutex>
setThreadedLock(UDPC_ctx->setThreadedUpdateMutex);
// Stop thread if threaded.
// Set atomic bool to false always so that the thread will always
// stop at this point.
UDPC_ctx->threadRunning.store(false); UDPC_ctx->threadRunning.store(false);
UDPC_ctx->thread.join(); if(UDPC_ctx->isAutoUpdating.load()) {
UDPC_ctx->thread.join();
}
// Drop lock at this point before destructing the context.
} }
#if UDPC_PLATFORM == UDPC_PLATFORM_WINDOWS #if UDPC_PLATFORM == UDPC_PLATFORM_WINDOWS