silence 'unused' warning properly. closes #86

[deb_libcec.git] / src / lib / adapter / Pulse-Eight / USBCECAdapterDetection.cpp

diff --git a/src/lib/adapter/Pulse-Eight/USBCECAdapterDetection.cpp b/src/lib/adapter/Pulse-Eight/USBCECAdapterDetection.cpp
index 5d72b5efbbb7ab9a1916e487d00cb9e62259d8cf..433a3d325df954e29fdf698e998cd451f2f0b68c 100644 (file)
--- a/src/lib/adapter/Pulse-Eight/USBCECAdapterDetection.cpp
+++ b/src/lib/adapter/Pulse-Eight/USBCECAdapterDetection.cpp
@@ -427,6 +427,8 @@ uint8_t CUSBCECAdapterDetection::FindAdapters(cec_adapter *deviceList, uint8_t i
   for (i = 0; i < 8; ++i)
   {
     (void)snprintf(devicePath, sizeof(devicePath), "/dev/ttyU%d", i);
+    if (strDevicePath && strcmp(devicePath, strDevicePath) != 0)
+      continue;
     if (!access(devicePath, 0))
     {
       snprintf(deviceList[iFound].path, sizeof(deviceList[iFound].path), "%s", devicePath);
@@ -436,11 +438,11 @@ uint8_t CUSBCECAdapterDetection::FindAdapters(cec_adapter *deviceList, uint8_t i
   }
 #else
   //silence "unused" warnings
-  void *tmp = (void*)deviceList;
-  tmp = (void *)strDevicePath;
+  ((void)deviceList);
+  ((void) strDevicePath);
 #endif
 
-  iBufSize = 0; /* silence "unused" warning on linux/osx */
+  iBufSize = 0; if(!iBufSize){} /* silence "unused" warning on linux/osx */
 
   return iFound;
 }