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module Feldspar.Compiler.Backend.C.Library where

import Data.List (isPrefixOf)
import System.FilePath ((<.>))

-- ===========================================================================
--  == String tools
-- ===========================================================================

replace :: Eq a => [a] -> [a] -> [a] -> [a]
replace [] _ _ = []
replace s find repl | find `isPrefixOf` s = repl ++ replace (drop (length find) s) find repl
                    | otherwise = head s : replace (tail s) find repl

-- | Encode special characters in function names 
encodeFunctionName :: String -> String
encodeFunctionName functionName = replace (replace functionName "_" "__") "'" "_prime"

makeDebugFileName :: String -> String
makeDebugFileName = (<.> "dbg.txt")

makeHFileName :: String -> String
makeHFileName = (<.> "h")

makeCFileName :: String -> String
makeCFileName = (<.> "c")