fix string comparison

Author: sinjs

HideTaskbar.cpp

@@ -60,12 +60,12 @@ void MainLoop() {
 
 #ifdef NDEBUG
 int WinMain(HINSTANCE _instance_handle, HINSTANCE _prev_instance_handle, LPSTR cmd_line, int _show_cmd) {
-    if (cmd_line == "--hide") {
+    if (cmd_line && strcmp(cmd_line, "--hide") == 0) {
         SetTaskbarsHidden(true);
         return 0;
     }
 
-    if (cmd_line == "--show") {
+    if (cmd_line && strcmp(cmd_line, "--show") == 0) {
         SetTaskbarsHidden(false);
         return 0;
     }
@@ -76,16 +76,17 @@ int WinMain(HINSTANCE _instance_handle, HINSTANCE _prev_instance_handle, LPSTR c
 #else
 int main(int argc, char* argv[])
 {
-    if (argv[1] == "--hide") {
+    if (argc > 1 && strcmp(argv[1], "--hide") == 0) {
         SetTaskbarsHidden(true);
         return 0;
     }
 
-    if (argv[1] == "--show") {
+    if (argc > 1 && strcmp(argv[1], "--show") == 0) {
         SetTaskbarsHidden(false);
         return 0;
     }
 
     MainLoop();
+    return 0;
 }
-#endif
+#endif