Added Error Checking to Setup.bat #2

Added check for the MinGW directory. Fixed a bug with script exiting out
of a CMD window. Fixed a bug with script dropping user into MinGW
directory. Fixed a bug with RD not deleting temp. Fixed a bug with
PNPUtil.exe not being present in the path.

2-setup-environment-win.bat

@@ -1,41 +1,63 @@
-@echo off
-setx /M test test > nul 2>&1
-if NOT ["%errorlevel%"]==["0"] (
-	echo FAILED. Rerun with administrator privileges.
-	pause
-	exit
+@SETLOCAL ENABLEEXTENSIONS ENABLEDELAYEDEXPANSION
+@ECHO OFF
+
+SET STARTINGDIR=%CD%
+
+:: Check for admin privilages
+SETX /M test test > nul 2>&1
+IF NOT ["%ERRORLEVEL%"]==["0"] (
+	ECHO FAILED. Rerun with administrator privileges.
+	GOTO ExitBatch
 ) 
 
-echo ------------------------------------------
-echo Installing wget and unzip
-echo ------------------------------------------
+:: Make sure path to MinGW exists - if so, CD to it
+SET MINGWPATH="C:\MinGW\bin"
+IF NOT EXIST !MINGWPATH! (ECHO Path not found: %MINGWPATH% && GOTO ExitBatch)
+cd %MINGWPATH%
+
+
+ECHO ------------------------------------------
+ECHO Installing wget and unzip
+ECHO ------------------------------------------
 mingw-get install msys-wget-bin msys-unzip-bin
-cd \MinGW\bin
 
-mkdir temp
-cd temp
-echo ------------------------------------------
-echo Installing dfu-programmer.
-echo ------------------------------------------
+MKDIR temp
+CD temp
+
+ECHO ------------------------------------------
+ECHO Installing dfu-programmer.
+ECHO ------------------------------------------
 wget http://iweb.dl.sourceforge.net/project/dfu-programmer/dfu-programmer/0.7.2/dfu-programmer-win-0.7.2.zip
 unzip dfu-programmer-win-0.7.2.zip
-copy dfu-programmer.exe ..
+COPY dfu-programmer.exe ..
 
-echo ------------------------------------------
-echo Downloading driver
-echo ------------------------------------------
+ECHO ------------------------------------------
+ECHO Downloading driver
+ECHO ------------------------------------------
 wget http://iweb.dl.sourceforge.net/project/libusb-win32/libusb-win32-releases/1.2.6.0/libusb-win32-bin-1.2.6.0.zip
 unzip libusb-win32-bin-1.2.6.0.zip
-cp libusb-win32-bin-1.2.6.0\bin\x86\libusb0_x86.dll ../libusb0.dll
+COPY libusb-win32-bin-1.2.6.0\bin\x86\libusb0_x86.dll ../libusb0.dll
+
+ECHO ------------------------------------------
+ECHO Installing driver. Accept prompt.
+ECHO ------------------------------------------
+IF EXIST "%WinDir%\System32\PnPUtil.exe" (%WinDir%\System32\PnPUtil.exe -i -a dfu-prog-usb-1.2.2\atmel_usb_dfu.inf && GOTO PNPUTILFOUND)
+IF EXIST "%WinDir%\Sysnative\PnPUtil.exe" (%WinDir%\Sysnative\PnPUtil.exe -i -a dfu-prog-usb-1.2.2\atmel_usb_dfu.inf && GOTO PNPUTILFOUND)
+
+ECHO FAILED. Could not find PnPUtil.exe in "%WinDir%\System32" or "%WinDir%\Sysnative".
+
+:PNPUTILFOUND
 
-echo ------------------------------------------
-echo Installing driver. Accept prompt.
-echo ------------------------------------------
-pnputil -i -a dfu-prog-usb-1.2.2\atmel_usb_dfu.inf
+:: Wait then delete directory
+ping -n 5 127.0.0.1 > NUL 2>&1
+CD ..
+RD /s /q temp
 
-cd ..
-rm -rf temp
+ECHO ------------------------------------------
+ECHO Finished!
 
-echo ------------------------------------------
-echo Finished!
-pause
+:ExitBatch
+CD %STARTINGDIR%
+ENDLOCAL
+PAUSE
+EXIT /b