[util] Add method to retrieve full exe path

src/util/util_env.cpp

@@ -13,19 +13,24 @@ namespace dxvk::env {
   
   
   std::string getExeName() {
-    std::vector<WCHAR> exePath;
+    std::string fullPath = getExePath();
-    exePath.resize(MAX_PATH + 1);
-    
-    DWORD len = ::GetModuleFileNameW(NULL, exePath.data(), MAX_PATH);
-    exePath.resize(len);
-    
-    std::string fullPath = str::fromws(exePath.data());
     auto n = fullPath.find_last_of('\\');
     
     return (n != std::string::npos)
       ? fullPath.substr(n + 1)
       : fullPath;
   }
+
+
+  std::string getExePath() {
+    std::vector<WCHAR> exePath;
+    exePath.resize(MAX_PATH + 1);
+
+    DWORD len = ::GetModuleFileNameW(NULL, exePath.data(), MAX_PATH);
+    exePath.resize(len);
+
+    return str::fromws(exePath.data());
+  }
   
   
   void setThreadName(const std::string& name) {

src/util/util_env.h

@@ -25,6 +25,12 @@ namespace dxvk::env {
    */
   std::string getExeName();
   
+  /**
+   * \brief Gets full path to executable
+   * \returns Path to executable
+   */
+  std::string getExePath();
+  
   /**
    * \brief Sets name of the calling thread
    * \param [in] name Thread name