echo %4 if "%4" EQU "" ( echo Launch selected sample as follows: echo Run.bat [^vc8^|^vc9^|^vc10^] [^win32^|^win64^] [^Release^|^Debug^] [^SampleName^] echo Use option -d to run Debug mode EXIT /B ) call ../../../env.bat %1 %2 %3 call %~dp0env.bat IF NOT EXIST %BIN_DIR%\%4.exe goto ERR_EXE start %BIN_DIR%\%4.exe GOTO END :ERR_EXE ECHO Executable %BIN_DIR%\%~n1.exe not found." ECHO Probably you didn't compile the application. EXIT /B :END