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|
@echo off
if "%CABAL%"=="" (
set CABAL=cabal
)
if "%GHC%"=="" (
set GHC=ghc
)
if "%CABFLAGS%"=="" (
set CABFLAGS=--with-compiler=%GHC% --disable-documentation --disable-profiling --disable-library-profiling
)
rem It is currently more robust to pass Cabal an absolute path to the project file.
set PROJ="%CD%/hadrian/cabal.project"
if not exist %PROJ% (
echo Current working directory must be GHC's top-level folder
exit /B 2
)
"%CABAL%" 2> NUL
if not %ERRORLEVEL% equ 1 (
echo Please make sure 'cabal' is in your PATH
exit /B 2
)
for /F "tokens=*" %%a in ('%CABAL% --numeric-version') do set CABVERSTR=%%a
for /F "delims=. tokens=1,2,3,4" %%a in ("%CABVERSTR%") do (
set CABMAJOR=%%a
set CABMINOR=%%b
set CABREV=%%c
set CABPATCH=%%d
)
set "_cabal_ok=0"
if %CABMAJOR% gtr 2 set _cabal_ok=1
if %CABMAJOR% equ 2 (
if %CABMINOR% geq 2 set _cabal_ok=1
)
if %_cabal_ok% equ 1 (
"%CABAL%" --project-file=%PROJ% new-build %CABFLAGS% -j exe:hadrian
rem use new-exec instead of new-run to make sure that the build-tools (alex & happy) are in PATH
"%CABAL%" --project-file=%PROJ% new-exec %CABFLAGS% hadrian -- ^
--directory "%CD%" ^
%*
) else (
echo Cabal version is too old; you need at least cabal-install 2.2
exit /B 2
)
|
