@echo off

set includesub=%@word["\",-0,%@lfn[.]]

if NOT ISDIR include mkdir include
if NOT ISDIR include\public mkdir include\public
if NOT ISDIR include\private mkdir include\private
if NOT ISDIR include\public\%includesub mkdir include\public\%includesub
if NOT ISDIR include\private\%includesub mkdir include\private\%includesub
del /e /y /q include\public\%includesub
del /e /y /q include\private\%includesub

dir /sbfa:-d src\shared\*.h src\shared\*.def > shared.txt
for %header in (@shared.txt) gosub header

dir /sbfa:-d src\win32\*.h src\win32\*.def > win32.txt
for %header in (@win32.txt) gosub win32

dir /sbfa:-d src\linux\*.h src\linux\*.def > linux.txt
for %header in (@linux.txt) gosub linux

dir /sbfa:-a-d include\public\%dirname > platform.txt
dir /sbfa:-a-d include\private\%dirname >> platform.txt
for %header in (@platform.txt) gosub platform

del /q shared.txt
del /q win32.txt
del /q linux.txt
del /q platform.txt

quit 0

:setup
set filename=include\%export\%includesub\%@filename[%header]
set relative=%@replace[%@lfn[.]\,..\..\,%header]
set relative=%@replace[\,/,%relative]
return

:header
gosub export
gosub setup
echo #include "%relative" >> %filename
return

:win32
gosub export
gosub setup
echo #if defined(PLATFORM_WIN32) >> %filename
echo #include "%relative" >> %filename
attrib /q -a %filename
return

:linux
gosub export
gosub setup
set iftest=if
if EXIST %filename set iftest=elif
echo #%iftest defined(PLATFORM_LINUX) >> %filename
echo #include "%relative" >> %filename
attrib /q -a %filename
return

:platform
echo #else >> %header
echo #error unsupported platform >> %header
echo #endif >> %header
attrib /q +a %header
return

:export
set export=public
set exportHandle=%@fileopen[%header, read, t]
set exportRead="%@fileread[%exportHandle]"
if %@index[%exportRead,PRIVATE] != -1 set export=private
set exportClose=%@fileclose[%exportHandle]
return