Initial project import

tools/v/vlib/term/termios/termios_test.c.v

@@ -0,0 +1,35 @@
+module termios
+
+fn test_portable() {
+	assert 123 == int(flag(123))
+	o := Termios{
+		c_lflag: flag(0xFFFF)
+	} // assume c_lflag exists everywhere
+	// dump( o.c_lflag )
+	mut n := o
+	n.c_lflag &= invert(1)
+	// dump( n.c_lflag )
+	assert n.c_lflag != o.c_lflag
+	n.disable_echo() // just assume it exists, and can be called everywhere
+	assert true
+}
+
+@[if !windows]
+fn test_termios() {
+	mut original_term := Termios{}
+	tcgetattr(0, mut original_term)
+	println(original_term)
+
+	mut silent_term := original_term
+	silent_term.c_lflag &= invert(C.ECHO)
+	tcsetattr(0, C.TCSANOW, mut silent_term)
+
+	mut check_term := Termios{}
+	tcgetattr(0, mut check_term)
+	assert check_term.c_lflag == silent_term.c_lflag
+
+	tcsetattr(0, C.TCSANOW, mut original_term)
+
+	tcgetattr(0, mut check_term)
+	assert check_term.c_lflag == original_term.c_lflag
+}