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authorKrasimir Angelov <kr.angelov@gmail.com>2017-08-29 18:44:50 +0200
committerKrasimir Angelov <kr.angelov@gmail.com>2017-08-29 18:44:50 +0200
commitb7b7a7c91cc861440dd541b5f4e9eb5b409bcce0 (patch)
tree352d48f11bea696fe257839f8f7dcf8e6b386fce /src/runtime/haskell-bind/PGF2
parent62e5852669fc351d41d1c895822fd7e2cbddf803 (diff)
the embedded grammars now work with both the pure Haskell and the Haskell binding API
Diffstat (limited to 'src/runtime/haskell-bind/PGF2')
-rw-r--r--src/runtime/haskell-bind/PGF2/Expr.hsc3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/runtime/haskell-bind/PGF2/Expr.hsc b/src/runtime/haskell-bind/PGF2/Expr.hsc
index 5b67ba097..af3afeef5 100644
--- a/src/runtime/haskell-bind/PGF2/Expr.hsc
+++ b/src/runtime/haskell-bind/PGF2/Expr.hsc
@@ -176,6 +176,9 @@ unMeta (Expr expr touch) =
touch
return (Just (fromIntegral (id :: CInt)))
+-- | this functions is only for backward compatibility with the old Haskell runtime
+mkCId x = x
+
-- | parses a 'String' as an expression
readExpr :: String -> Maybe Expr
readExpr str =