Add VGA3 Support

Source/BPBIOS/Build.cmd

@@ -11,6 +11,7 @@ set ZXLIBDIR=../../tools/cpm/lib/
 set ZXINCDIR=../../tools/cpm/include/
 
 call :makebp 33t
+
 call :makebp 33tbnk
 call :makebp 33n
 call :makebp 33nbnk
@@ -52,22 +53,30 @@ echo Building BPBIOS Variant "%VER%"...
 echo.
 
 copy def-ww-z%VER%.lib def-ww.lib
-if exist bpbio-ww.rel del bpbio-ww.rel
+rem if exist bpbio-ww.rel del bpbio-ww.rel
 zx ZMAC -BPBIO-WW -/P
 if exist bp%VER%.prn del bp%VER%.prn
 ren bpbio-ww.prn bp%VER%.prn
 
 rem pause
 
+rem BPBUILD attempts to rename bpsys.img -> bpsys.bak
+rem while is is still open.  Real CP/M does not care,
+rem but zx fails due to host OS.  Below, a temp file
+rem is used to avoid the problematic rename.
+
 if exist bpsys.img del bpsys.img
-zx bpbuild -bp%VER%.dat <bpbld1.rsp
-if exist bpsys.$$$ del bpsys.$$$
-ren bpsys.img bpsys.$$$
-zx bpbuild -bpsys.$$$ <bpbld2.rsp
-if exist bpsys.$$$ del bpsys.$$$
+if exist bpsys.tmp del bpsys.tmp
+copy bp%VER%.dat bpsys.tmp
+rem bpsys.tmp -> bpsys.img
+zx bpbuild -bpsys.tmp <bpbld1.rsp
+if exist bpsys.tmp del bpsys.tmp
+copy bpsys.img bpsys.tmp
+rem bpsys.tmp -> bpsys.img
+zx bpbuild -bpsys.tmp <bpbld2.rsp
 if exist bp%VER%.img del bp%VER%.img
 if exist bpsys.img ren bpsys.img bp%VER%.img
 
 rem pause
 
-goto :eof
+goto :eof

Source/BPBIOS/Clean.cmd

@@ -1,13 +1,12 @@
 @echo off
 setlocal
 
+if exist *.tmp del *.tmp
 if exist *.prn del *.prn
 if exist *.err del *.err
 if exist *.img del *.img
 if exist bp*.rel del bp*.rel
+if exist zcpr33*.rel del zcpr33*.rel
 if exist *.bak del *.bak
 
-if exist zcpr33t.rel del zcpr33t.rel
-if exist zcpr33n.rel del zcpr33n.rel
-
 setlocal & cd ZCPR33 && call Clean.cmd & endlocal

Source/BPBIOS/bpbldzx.cmd

@@ -1,4 +1,5 @@
 @echo off
+setlocal
 
 rem Wrapper to run bpbuild under the zx emulator.
 rem This cmd file works around an issue
@@ -9,21 +10,26 @@ rem a .bak, but fails because the input file is open.
 rem So, if an input filename is specified, we take
 rem steps to work around this.
 
-setlocal
-
-set PATH=%PATH%;..\..\Tools\zx;..\..\Tools\cpmtools;
+set PATH=%PATH%;..\..\Tools\zx;..\..\Tools\cpmtools
 
 set ZXBINDIR=../../tools/cpm/bin/
 set ZXLIBDIR=../../tools/cpm/lib/
 set ZXINCDIR=../../tools/cpm/include/
 
 if .%1.==.. goto :skip
+if not exist %1 goto :err
 
-if exist bpimg.$$$ del bpimg.$$$
-copy %1 bpimg.$$$
-zx bpbuild -bpimg.$$$
-del bpimg.$$$
+if exist bpsys.tmp del bpsys.tmp
+copy %1 bpsys.tmp
+zx bpbuild -bpsys.tmp
+del bpsys.tmp
 goto :eof
 
 :skip
-zx bpbuild
+zx bpbuild
+goto :eof
+
+:err
+echo.
+echo Specified file %1 does not exist!
+goto :eof