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Clarify code when CONFIG_ANSI_ARROWS is selected.

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This commit is contained in:
Joachim Nilsson 2010-07-24 02:52:51 +02:00
parent c7b78df006
commit 02ea37e4de
1 changed files with 16 additions and 13 deletions
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29
src/editline.c
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@ -815,25 +815,28 @@ static el_status_t meta(void)
if ((c = tty_get()) == EOF)
return CSeof;
#ifdef CONFIG_ANSI_ARROWS
/* Also include VT-100 arrows. */
if (c == '[' || c == 'O') {
c = tty_get();
// printf ("E[%c\n", c);
switch (c) {
default: return ring_bell();
case EOF: return CSeof;
case '2': tty_get(); return CSstay; /* Insert */
case '3': tty_get(); return del_char(); /* Delete */
case '5': tty_get(); return CSstay; /* PgUp */
case '6': tty_get(); return CSstay; /* PgDn */
case 'A': return h_prev(); /* Up */
case 'B': return h_next(); /* Down */
case 'C': return fd_char(); /* Left */
case 'D': return bk_char(); /* Right */
case 'F': return end_line(); /* End */
case 'H': return beg_line(); /* Home */
case EOF: return CSeof;
case '2': tty_get(); return CSstay; /* Insert */
case '3': tty_get(); return del_char(); /* Delete */
case '5': tty_get(); return CSstay; /* PgUp */
case '6': tty_get(); return CSstay; /* PgDn */
case 'A': return h_prev(); /* Up */
case 'B': return h_next(); /* Down */
case 'C': return fd_char(); /* Left */
case 'D': return bk_char(); /* Right */
case 'F': return end_line(); /* End */
case 'H': return beg_line(); /* Home */
default: /* Fall through */
break;
}
return ring_bell();
}
#endif /* CONFIG_ANSI_ARROWS */