From 092a92a1c17470c2cd1cfbefdc8dc4c7c4038e41 Mon Sep 17 00:00:00 2001
From: Camil Staps
Date: Tue, 18 Jul 2017 08:59:23 +0000
Subject: Easier interface

---
 .gitignore |  2 ++
 sil.icl    | 68 +++++++++++++++++++++++++++++++++++++++++++++++++-------------
 test.sil   | 13 ++++++------
 3 files changed, 62 insertions(+), 21 deletions(-)

diff --git a/.gitignore b/.gitignore
index 6fec853..c8e7bf9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 Clean System Files/
 sil
+sil_compiled
+sil_compiled.dcl
diff --git a/sil.icl b/sil.icl
index 1ca0c81..bb39f1e 100644
--- a/sil.icl
+++ b/sil.icl
@@ -7,6 +7,7 @@ from StdFunc import o, seq
 import StdList
 import StdOverloaded
 import StdString
+import StdTuple
 
 import Control.Applicative
 import Control.Monad
@@ -15,6 +16,7 @@ from Data.Func import $
 import Data.Functor
 import System.CommandLine
 import System.File
+import System.Process
 
 import ABC.Assembler
 
@@ -29,6 +31,8 @@ from Sil.Util import :: PrintState, instance zero PrintState,
 :: CLI =
 	{ prettyprint :: Bool
 	, compile     :: Bool
+	, generate    :: Bool
+	, run         :: Bool
 	, inputfile   :: String
 	}
 
@@ -37,41 +41,66 @@ where
 	zero =
 		{ prettyprint = False
 		, compile     = False
+		, generate    = False
+		, run         = False
 		, inputfile   = ""
 		}
 
 Start w
 # (io,w) = stdio w
+# err = stderr
 # (cmd,w)  = getCommandLine w
 # (args,_) = runParser (arg until eof) $ tl cmd
 | isError args
-	# io = io <<< toString (fromError args) <<< "\r\n"
-	# (_,w) = fclose io w
-	= w
+	# err = err <<< toString (fromError args) <<< "\r\n"
+	= finish io err w
 # args = seq (fromOk args) zero
 # (file,w) = readFile args.inputfile w
 | isError file
-	# io = io <<< "Could not open '" <<< args.inputfile <<< "'.\r\n"
-	# (_,w) = fclose io w
-	= w
+	# err = err <<< "Could not open '" <<< args.inputfile <<< "' for reading.\r\n"
+	= finish io err w
 # prog = tokenise (fromString $ fromOk file) >>= parse
 | isError prog
-	# io = io <<< toString (fromError prog) <<< "\r\n"
-	# (_,w) = fclose io w
-	= w
+	# err = err <<< toString (fromError prog) <<< "\r\n"
+	= finish io err w
 # io = if args.prettyprint
 	(io <<< print zero (fromOk prog) <<< "\r\n")
 	io
-# io = if args.compile
-	(io <<< ('SC'.compile (fromOk prog)) <<< "\r\n")
-	io
-# (_,w) = fclose io w
-= w
+| not args.compile
+	= finish io err w
+# (ok,f,w) = fopen "sil_compiled.dcl" FWriteText w
+| not ok
+	# err = err <<< "Could not open 'sil_compiled.dcl' for writing\r\n"
+	= finish io err w
+# f = f <<< "definition module sil_compiled"
+# (_,w) = fclose f w
+# (_,w) = sleep 1 w
+# (ok,f,w) = fopen "Clean System Files/sil_compiled.abc" FWriteText w
+| not ok
+	# err = err <<< "Could not open 'sil_compiled.abc' for writing\r\n"
+	= finish io err w
+# f = f <<< 'SC'.compile (fromOk prog)
+# (_,w) = fclose f w
+| not args.generate
+	= finish io err w
+# (p,w) = callProcess "/opt/clean/bin/clm" ["sil_compiled", "-o", "sil_compiled"] Nothing w
+| isError p
+	# err = err <<< snd (fromError p) <<< "\r\n"
+	= finish io err w
+| not args.run
+	= finish io err w
+# (p,w) = callProcess "./sil_compiled" [] Nothing w
+| isError p
+	# err = err <<< snd (fromError p) <<< "\r\n"
+	= finish io err w
+= finish io err w
 where
 	arg :: Parser String (CLI -> CLI)
 	arg = peek >>= \opt ->
 		(   item "--pretty-print" *> pure (\cli -> {cli & prettyprint=True})
 		<|> item "--compile" *> pure (\cli -> {cli & compile=True})
+		<|> item "--generate" *> pure (\cli -> {cli & generate=True})
+		<|> item "--run" *> pure (\cli -> {cli & run=True})
 		<|> (satisfy isFilename >>= \name -> pure (\cli -> {cli & inputfile=name}))
 		<?> Invalid "command line argument" opt
 		)
@@ -79,6 +108,17 @@ where
 	isFilename :: (String -> Bool)
 	isFilename = all (\c -> isAlphanum c || isMember c ['.']) o fromString
 
+	finish :: !*File !*File !*World -> *World
+	finish io err w
+	# (_,w) = fclose io w
+	# (_,w) = fclose err w
+	= w
+
+	sleep :: !Int !*World -> *(!Int, !*World)
+	sleep i w = code inline {
+		ccall sleep "I:I:A"
+	}
+
 instance <<< (MaybeError e a) | <<< e & <<< a
 where
 	<<< f (Ok a) = f <<< a
diff --git a/test.sil b/test.sil
index db3abaf..ebbfdda 100644
--- a/test.sil
+++ b/test.sil
@@ -1,12 +1,11 @@
-Int main () {
-	Int x;
-	Int y;
+Int second(Int x, Int y) {
 	Int z;
-	x := 100;
-	y := 50;
 	z := x;
 	x := y;
 	y := z;
-	z := x;
-	return z;
+	return y;
+}
+
+Int main () {
+	return second(100, 200);
 }
-- 
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