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-rw-r--r--src/runtime/haskell-bind/PGF2/Expr.hsc16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/runtime/haskell-bind/PGF2/Expr.hsc b/src/runtime/haskell-bind/PGF2/Expr.hsc
index d6cf8670a..5914500de 100644
--- a/src/runtime/haskell-bind/PGF2/Expr.hsc
+++ b/src/runtime/haskell-bind/PGF2/Expr.hsc
@@ -67,6 +67,22 @@ mkStr str =
exprFPl <- newForeignPtr gu_pool_finalizer exprPl
return (Expr c_expr exprFPl)
+mkInt :: Int -> Expr
+mkInt val =
+ unsafePerformIO $ do
+ exprPl <- gu_new_pool
+ c_expr <- pgf_expr_int (fromIntegral val) exprPl
+ exprFPl <- newForeignPtr gu_pool_finalizer exprPl
+ return (Expr c_expr exprFPl)
+
+mkFloat :: Double -> Expr
+mkFloat val =
+ unsafePerformIO $ do
+ exprPl <- gu_new_pool
+ c_expr <- pgf_expr_float (realToFrac val) exprPl
+ exprFPl <- newForeignPtr gu_pool_finalizer exprPl
+ return (Expr c_expr exprFPl)
+
readExpr :: String -> Maybe Expr
readExpr str =
unsafePerformIO $