Add os.args to demo.

build.bat

@@ -111,7 +111,7 @@ call build_vendor.bat
 if %errorlevel% neq 0 goto end_of_build
 
 rem If the demo doesn't run for you and your CPU is more than a decade old, try -microarch:native
-if %release_mode% EQU 0 odin run examples/demo
+if %release_mode% EQU 0 odin run examples/demo -- Hellope World
 
 del *.obj > NUL 2> NUL
 

build_odin.sh

@@ -119,7 +119,7 @@ build_odin() {
 }
 
 run_demo() {
-	./odin run examples/demo/demo.odin -file
+	./odin run examples/demo/demo.odin -file -- Hellope World
 }
 
 if [ $# -eq 0 ]; then

examples/demo/demo.odin

@@ -44,7 +44,13 @@ the_basics :: proc() {
 	fmt.println("\n# the basics")
 
 	{ // The Basics
-		fmt.println("Hellope")
+
+		// os.args holds the path to the current executable and any arguments passed to it.
+		if len(os.args) == 1 {
+			fmt.printf("Hellope from %v.\n", os.args[0])
+		} else {
+			fmt.printf("%v, %v! from %v.\n", os.args[1], os.args[2], os.args[0])
+		}
 
 		// Lexical elements and literals
 		// A comment