Ensure new IEx works on Windows

Author: José Valim

Makefile

@@ -94,17 +94,17 @@ clean:
 $(RELEASE_FLAG): compile
 	touch $(RELEASE_FLAG)
 
-zip: $(RELEASE_FLAG)
-	rm -rf v$(VERSION).zip
-	zip -9 -r v$(VERSION).zip bin CHANGELOG.md LEGAL lib/*/ebin LICENSE README.md rel
-
 docs: $(RELEASE_FLAG)
 	mkdir -p ebin
 	rm -rf docs
 	cp -R -f lib/*/ebin/*.beam ./ebin
 	bin/elixir ../exdoc/bin/exdoc
 	rm -rf ebin
 
+release_zip: $(RELEASE_FLAG)
+	rm -rf v$(VERSION).zip
+	zip -9 -r v$(VERSION).zip bin CHANGELOG.md LEGAL lib/*/ebin LICENSE README.md rel
+
 release_docs: docs
 	cd ../elixir-lang.github.com && git checkout master
 	rm -rf ../elixir-lang.github.com/docs/master

bin/iex.bat

@@ -1,2 +1,2 @@
 @echo off
-call "%~dp0\elixir.bat" --no-halt -e "IEx.CLI.start" %*
+call "%~dp0\elixir.bat" --no-halt -e "IEx.start" %*

bin/mix.bat

@@ -1,2 +1,10 @@
 @echo off
-call "%~dp0\elixir.bat" "%~dp0\mix" %*
+if "%1" == "iex" (
+  goto iex
+) else (
+  goto elixir
+)
+:iex
+call "%~dp0\iex.bat" -e "Mix.start" -e "Mix.CLI.run" -- %*
+:elixir
+call "%~dp0\elixir.bat" -e "Mix.start" -e "Mix.CLI.run" -- %*