/* c_gets():
* Get a string
*/
libedit_private int
c_gets(EditLine *el, wchar_t *buf, const wchar_t *prompt)
{
ssize_t len;
wchar_t *cp = el->el_line.buffer, ch;
if (prompt) {
len = (ssize_t)wcslen(prompt);
(void)memcpy(cp, prompt, (size_t)len * sizeof(*cp));
cp += len;
}
len = 0;
for (;;) {
el->el_line.cursor = cp;
*cp = ' ';
el->el_line.lastchar = cp + 1;
re_refresh(el);
if (el_wgetc(el, &ch) != 1) {
ed_end_of_file(el, 0);
len = -1;
break;
}
switch (ch) {
case L'\b': /* Delete and backspace */
case 0177:
if (len == 0) {
len = -1;
break;
}
len--;
cp--;
continue;
case 0033: /* ESC */
case L'\r': /* Newline */
case L'\n':
buf[len] = ch;
break;
default:
if (len >= (ssize_t)(EL_BUFSIZ - 16))
terminal_beep(el);
else {
buf[len++] = ch;
*cp++ = ch;
}
continue;
}
break;
}
el->el_line.buffer[0] = '\0';
el->el_line.lastchar = el->el_line.buffer;
el->el_line.cursor = el->el_line.buffer;
return (int)len;
}
/* ed_quoted_insert():
* Add the next character typed verbatim
* [^V] [^V]
*/
libedit_private el_action_t
/*ARGSUSED*/
ed_quoted_insert(EditLine *el, wint_t c __attribute__((__unused__)))
{
int num;
wchar_t ch;
tty_quotemode(el);
num = el_wgetc(el, &ch);
tty_noquotemode(el);
if (num == 1)
return ed_insert(el, ch);
else
return ed_end_of_file(el, 0);
}
