teamcity.robocopy.graceful.exit.codes.bat

robocopy [from] [to] /MIR

REM http://ss64.com/nt/robocopy-exit.html
IF %%ERRORLEVEL%% EQU 0 (
  ECHO No errors occurred, and no copying was done; The source and destination directory trees are completely synchronized.
  EXIT 0
)
IF %%ERRORLEVEL%% EQU 1 (
  ECHO One or more files were copied successfully, new files have arrived.
  EXIT 0
)
IF %%ERRORLEVEL%% EQU 2 (
  ECHO Some Extra files or directories were detected. No files were copied.
  EXIT 0
) 
IF %%ERRORLEVEL%% GEQ 3 (
  ECHO Robocopy Exit Codes: http://ss64.com/nt/robocopy-exit.html  
  EXIT %%ERRORLEVEL%%
)