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run the mhs version probe without the package path flag #39

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run the mhs version probe without the package path flag #39

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3 changes: 2 additions & 1 deletion src/MicroCabal/Backend/MHS.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,8 @@ mhsBackend env = do

mhsNameVers :: Env -> IO (String, Version)
mhsNameVers env = do
v <- readVersion . takeWhile (/= '\n') <$> mhsOut env "--numeric-version"
-- Without the package path flags: --numeric-version must be the only argument.
v <- readVersion . takeWhile (/= '\n') <$> cmdOut env (compilerExe (backend env) ++ " --numeric-version")
return ("mhs", v)

getMhsDir :: Env -> IO FilePath
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