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never send async events to nullptrs

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This commit is contained in:
Konstantin Käfer
2014-06-01 00:10:16 +02:00
parent 57465ff131
commit c54ff954bf
1 changed files with 8 additions and 3 deletions
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11
src/map/map.cpp
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@@ -66,7 +66,10 @@ void Map::start() {
}
void Map::stop() {
uv_async_send(async_terminate);
if (async_terminate != nullptr) {
uv_async_send(async_terminate);
}
uv_thread_join(&thread);
uv_close((uv_handle_t *)async_terminate, delete_async);
@@ -101,7 +104,7 @@ void Map::run() {
void Map::rerender() {
// We only send render events if we want to continuously update the map
// (== async rendering).
if (async) {
if (async && async_render != nullptr) {
uv_async_send(async_render);
}
}
@@ -121,7 +124,9 @@ void Map::swapped() {
}
void Map::cleanup() {
uv_async_send(async_cleanup);
if (async_cleanup != nullptr) {
uv_async_send(async_cleanup);
}
}
void Map::cleanup(uv_async_t *async) {