@echo off

set OCTAVE_HOME=%~dp0
Rem convert to 8.3 format
for %%I in ("%OCTAVE_HOME%") do set OCTAVE_HOME=%%~sI

Rem set home if not already set
if "%HOME%"=="" set HOME=%USERPROFILE%
if "%HOME%"=="" set HOME=%HOMEDRIVE%%HOMEPATH%

Rem set HOME to 8.3 format
for %%I in ("%HOME%") do set HOME=%%~sI

set MSYSDIR=%OCTAVE_HOME%
set MSYSTEM=MSYS

Rem if no msys-1.0, must be msys2
if NOT EXIST %OCTAVE_HOME%\bin\msys-1.0.dll set MSYSDIR=%OCTAVE_HOME%\usr

Rem 32 or 64 bit
if EXIST %OCTAVE_HOME%\mingw32\bin\octave-cli.exe set MSYSTEM=MINGW32
if EXIST %OCTAVE_HOME%\mingw64\bin\octave-cli.exe set MSYSTEM=MINGW64

if EXIST %OCTAVE_HOME%\mingw32\bin\octave-cli.exe set OCTAVE_HOME=%OCTAVE_HOME%\mingw32
if EXIST %OCTAVE_HOME%\mingw64\bin\octave-cli.exe set OCTAVE_HOME=%OCTAVE_HOME%\mingw64

Rem   Set up PATH. Make sure the octave bin dir
Rem   comes first.
set PATH=%OCTAVE_HOME%qt5\bin;%OCTAVE_HOME%bin;%PATH%
set TERM=cygwin
set GS=gs.exe
set GNUTERM=wxt

%MSYSDIR%\bin\bash.exe --login -i