Moved exec function in to logging.h

src/logging.h

@@ -27,6 +27,28 @@ int num;
 bool loggingOn;
 uint64_t log_start, log_end;
 
+string exec(string command) {
+   char buffer[128];
+   string result = "";
+
+   // Open pipe to file
+   FILE* pipe = popen(command.c_str(), "r");
+   if (!pipe) {
+      return "popen failed!";
+   }
+
+   // read till end of process:
+   while (!feof(pipe)) {
+
+      // use buffer to read and add to result
+      if (fgets(buffer, 128, pipe) != NULL)
+         result += buffer;
+   }
+
+   pclose(pipe);
+   return result;
+}
+
 void writeFile(string filename){
   out.open(filename, ios::out | ios::app);
   out << "os," << "cpu," << "gpu," << "ram," << "kernel," << "driver" << endl;

src/overlay.cpp

@@ -520,28 +520,6 @@ struct overlay_draw *get_overlay_draw(struct swapchain_data *data)
    return draw;
 }
 
-string exec(string command) {
-   char buffer[128];
-   string result = "";
-
-   // Open pipe to file
-   FILE* pipe = popen(command.c_str(), "r");
-   if (!pipe) {
-      return "popen failed!";
-   }
-
-   // read till end of process:
-   while (!feof(pipe)) {
-
-      // use buffer to read and add to result
-      if (fgets(buffer, 128, pipe) != NULL)
-         result += buffer;
-   }
-
-   pclose(pipe);
-   return result;
-}
-
 void init_cpu_stats(overlay_params& params)
 {
    auto& enabled = params.enabled;