use XDG_RUNTIME_DIR (#35)

CMakeLists.txt

@@ -6,6 +6,8 @@ cmake_minimum_required(VERSION 3.0.0)
  endif()
 #endif()
 
+set (CMAKE_CXX_STANDARD 20)
+
 # If the toolchain is already defined, do not attempt to find it
 if(NOT DEFINED CMAKE_TOOLCHAIN_FILE)
  # If the VCPKG_ROOT environment variable is not defined, try to automatically define it from AppData/home

src/bridge/bridge-unix-sockets.cpp

@@ -29,9 +29,13 @@
 #include "unix-sockets.hpp"
 #include <string_view>
 #include <memory>
+#include <cstdlib>
+#include <filesystem>
 
-#define SOCKET_PATH "/tmp/SlimeVRDriver"
+#define TMP_DIR "/tmp"
+#define SOCKET_NAME "SlimeVRDriver"
 
+namespace fs = std::filesystem;
 namespace {
 
 inline constexpr int HEADER_SIZE = 4;
@@ -152,7 +156,13 @@ bool sendBridgeMessage(messages::ProtobufMessage& message, SlimeVRDriver::VRDriv
 BridgeStatus runBridgeFrame(SlimeVRDriver::VRDriver& driver) {
  try {
  if (!client.IsOpen()) {
- client.Open(SOCKET_PATH);
+ // TODO: do this once in the constructor or something
+ if(const char* ptr = std::getenv("XDG_RUNTIME_DIR")) {
+ const fs::path xdg_runtime = ptr;
+ client.Open((xdg_runtime / SOCKET_NAME).native());
+ } else {
+ client.Open((fs::path(TMP_DIR) / SOCKET_NAME).native());
+ }
  }
  client.UpdateOnce();