Fix injector

230130-hookgamesendto/injector/injector.cpp

@@ -13,9 +13,9 @@
 
 void write_help()
 {
-    printf("Usage: injector32/injector64 <option>\n");
-    printf("The option can be:\n");
-    printf("  -h:         Show this help\n");
+    printf("Usage: injector32/injector64 <options>\n");
+    printf("The options can be:\n");
+    printf("  -h:          Show this help\n");
     printf("  -i=<PID>:    Inject to the PID\n");
     printf("  -x=<EXE>:    Inject to the EXE\n");
     printf("\n");
@@ -69,6 +69,7 @@ int main(int argc, char *argv[])
         printf("Can not find DLL \"%s\"\n", dll_path);
         exit(1);
     }
+    fclose(fp);
     argc--;
     argv++;
     if (argc == 0)
@@ -99,6 +100,6 @@ int main(int argc, char *argv[])
     }
     else {
         printf("Unknown error\n");
-        exit(1);
+        exit(-1);
     }
 }