Library rename, added HAL, added open function

test/scripts/lib/fileio.toy

@@ -0,0 +1,20 @@
+import fileio;
+
+// test constants
+{
+    // print MAX_FILENAME_SIZE;
+    // print MAX_FILES_OPEN;
+    // print END_OF_FILE;
+
+    assert END_OF_FILE < 0, "END_OF_FILE failed";
+}
+
+// test open
+{
+    var file = open("doesNotExist.txt", "r");
+
+    assert file["error"] == true, "error failed";
+    assert file["size"] == 0, "size failed";
+
+    // close(file);
+}

test/scripts/lib/fileio.txt

@@ -0,0 +1 @@
+Hello, World!

test/scripts/lib/io.toy

@@ -1 +0,0 @@
-print "Nothing is here";

test/test_libraries.c

@@ -18,8 +18,8 @@
 #include "../repl/lib_standard.h"
 #include "../repl/lib_random.h"
 #include "../repl/lib_runner.h"
+#include "../repl/lib_fileio.h"
 #include "../repl/lib_math.h"
-#include "../repl/lib_io.h"
 
 //supress the print output
 static void noPrintFn(const char* output) {
@@ -78,8 +78,8 @@ int main() {
 			{"standard.toy", "standard", Toy_hookStandard},
 			{"runner.toy", "runner", Toy_hookRunner},
 			{"random.toy", "random", Toy_hookRandom},
+			{"fileio.toy", "fileio", Toy_hookFileIO},
 			{"math.toy", "math", Toy_hookMath},
-			{"io.toy", "io", Toy_hookIO},
 			{NULL, NULL, NULL}
 		};