Make nhsetup.bat double-clickable

Picking up on a suggestion made by Yitzhak, allow nhsetup.bat
to be double-clicked in Windows to accomplish the necessary
file movements.

sys/winnt/Install.nt

@@ -42,22 +42,21 @@ environments:
 FIRST STEP:
 
 The first step in building either version of NetHack is to execute
-sys/winnt/nhsetup.bat.  Specify either TTY, or WIN.
+sys/winnt/nhsetup.bat.  
 
-For the tty version using the NT Console I/O subsystem:
+From the command prompt:
 	cd sys\winnt
-	nhsetup TTY
+	nhsetup
 
-For the graphical version (NetHackW)
+From a Windows explorer window:
-	cd sys\winnt
+	double-click on nhsetup.bat
-	nhsetup WIN
 
 A "binary" directory will be created off the top of the NetHack source
-tree to house the completed build for TTY and WIN.
+tree to house the completed build.
 
-If you specified "WIN", the build subdirectory will also be created off the 
+A build subdirectory will also be created off the top of the NetHack 
-top of the NetHack source tree, and many files appropriate for that build 
+source tree, and many files appropriate for a graphical build will be 
-will be moved there.
+moved there.
 
 If you wish to build the TTY version, proceed now to "BUILDING TTY VERSION."
 If you wish to build the graphical version, proceed now to "BUILDING GRAPHICAL VERSION."
@@ -268,7 +267,7 @@ I.  Dispelling the Myths:
 
     It is also assumed that you already changed your directory to 
     sys\winnt and executed:
-	nhsetup win
+	nhsetup
     as described at the top of this document. If you didn't, you must
     go back and do so before proceeding.
 

sys/winnt/nhsetup.bat

@@ -5,9 +5,11 @@
 @REM
 @echo off
 
-set err_copy=
+set _opt=
-set opt=
+set _donebor=
+set _pause=
 
+:nxtcheck
 echo Checking to see if directories are set up properly
 if not exist ..\..\include\hack.h goto err_dir
 if not exist ..\..\src\hack.c goto err_dir
@@ -16,43 +18,37 @@ if not exist ..\..\util\makedefs.c goto err_dir
 if not exist ..\..\sys\winnt\winnt.c goto err_dir
 echo Directories look ok.
 
-if "%1"=="tty"  goto do_tty
-if "%1"=="TTY"  goto do_tty
-if "%1"=="win"  goto do_win
-if "%1"=="WIN"  goto do_win
-if "%1"=="gui"  goto do_win
-if "%1"=="GUI"  goto do_win
-goto err_set
-
 :do_tty
-set opt=NetHack for NT Console
+set _opt=NetHack for NT Console
 if NOT exist ..\..\binary\*.* mkdir ..\..\binary
 if NOT exist ..\..\binary\license copy ..\..\dat\license ..\..\binary\license >nul
-echo "Copying Makefile.nt to ..\..\src\Makefile"
+echo Copying Microsoft Makefile - Makefile.nt to ..\..\src\Makefile.
 copy Makefile.nt ..\..\src\Makefile >nul
-echo Microsoft nmake Makefile copied ok.
+echo Microsoft Makefile copied ok.
-echo "Copying Makefile.bcc to ..\..\src\Makefile.bcc"
+echo Copying Borland Makefile - Makefile.bcc to ..\..\src\Makefile.bcc
+if NOT exist ..\..\src\Makefile.bcc goto dobor
+copy ..\..\src\Makefile.bcc ..\..\src\Makefile.bcc-orig >nul
+echo      Your existing 
+echo           ..\..\src\Makefile.bcc 
+echo      has been renamed to 
+echo           ..\..\src\Makefile.bcc-orig
+echo Borland Makefile copied ok.
+:dobor
 copy Makefile.bcc ..\..\src\Makefile.bcc >nul
-echo Borland make Makefile.bcc copied ok.
+set _donebor=Y
-echo done!
-echo.
-echo Proceed with the next step documented in Install.nt
-echo.
-goto done
 
 :do_win
-set opt=Graphical NetHack for Windows
+set _opt=Graphical NetHack for Windows
 if not exist ..\..\win\win32\nethack.dsw goto err_win
-
 echo.
-echo "Copying Visual C project files file to ..\..\build directory"
+echo Copying Visual C project files to ..\..\build directory
-
 REM copy ..\..\win\win32\winnt.dsw ..\.. >nul
-echo copy ..\..\win\win32\nethack.dsw  ..\..
+echo Copying ..\..\win\win32\nethack.dsw  ..\..\nethack.dsw
-copy ..\..\win\win32\nethack.dsw  ..\..
+copy ..\..\win\win32\nethack.dsw  ..\.. >nul
-
+if NOT exist ..\..\binary\*.* echo Creating ..\..\binary directory
 if NOT exist ..\..\binary\*.* mkdir ..\..\binary
 if NOT exist ..\..\binary\license copy ..\..\dat\license ..\..\binary\license >nul
+if NOT exist ..\..\build\*.* echo Creating ..\..\binary directory
 if NOT exist ..\..\build\*.* mkdir ..\..\build
 copy ..\..\win\win32\dgncomp.dsp   ..\..\build >nul
 copy ..\..\win\win32\dgnstuff.dsp  ..\..\build >nul
@@ -69,8 +65,13 @@ copy ..\..\win\win32\tiles.mak     ..\..\build >nul
 copy ..\..\win\win32\tilemap.dsp   ..\..\build >nul
 copy ..\..\win\win32\uudecode.dsp   ..\..\build >nul
 copy ..\..\win\win32\nethackw.dsp   ..\..\build >nul
+if "%_donebor%"=="Y" goto done
 if NOT exist ..\..\src\Makefile.bcc goto dobor
 copy ..\..\src\Makefile.bcc ..\..\src\Makefile.bcc-orig >nul
+echo      Your existing 
+echo           ..\..\src\Makefile.bcc 
+echo      has been renamed to 
+echo           ..\..\src\Makefile.bcc-orig
 :dobor
 copy Makefile.bcc ..\..\src\Makefile.bcc >nul
 
@@ -81,41 +82,31 @@ echo Some of the files needed to build graphical NetHack
 echo for Windows are not in the expected places.
 echo Check "Install.nt" for a list of the steps required 
 echo to build NetHack.
-goto done
+goto fini
 
 :err_data
 echo A required file ..\..\dat\data.bas seems to be missing.
 echo Check "Files." in the root directory for your NetHack distribution
 echo and make sure that all required files exist.
-goto done
+goto fini
 
 :err_dir
 echo Your directories are not set up properly, please re-read the
 echo documentation and sys/winnt/Install.nt.
-goto done
+goto fini
-
-:err_set
-echo.
-echo Usage:
-echo "%0 <tty | win>"
-echo.
-echo    Run this batch file specifying either "tty" or "win."
-echo.
-echo    The tty argument is for preparing to build a console I/O TTY version
-echo    of NetHack.
-echo.
-echo    The win argument is for preparing to build a graphical version
-echo    of NetHack.
-echo.
-goto end
 
 :done
 echo done!
 echo.
 echo Proceed with the next step documented in Install.nt 
-echo  for building %opt%.
 echo.
 
 :fini
 :end
-
+set _opt=
+set _donebor=
+set _pause=Y
+if "%0"=="nhsetup" set _pause=N
+if "%0"=="NHSETUP" set _pause=N
+if "%_pause%"=="Y" pause
+set _pause=