Set number of choices lines to display

[ghost]

... sometimes a full screen list of choices is not desired (with disabled alternate screen):

while testing the code the cursor sometimes moves to home position: as the following fixes this

@@ -318,7 +324,7 @@ selected_choice(void)
                        if (tty_putc('\n') == EOF)
                                err(1, "tty_putc");
                        tty_putp(clr_eos, 1);
-                       tty_putp(tty_parm1(parm_up_cursor, choices_count + 1),
+                       tty_putp(tty_parm1(parm_up_cursor, choices_count - yscroll + 1),
                            1);
                } else if (choices_count > 0) {
                        /*

I think it's a "bug" in the original code ...

[mptre]

You could use the LINES environment variable instead:

$ git ls-files | env LINES=10 pick -X | xargs less

Thanks for the bug report, fixed in 50e2748.