| /* Prompt handling |
| |
| Copyright (C) 1996 Maurizio Plaza |
| 1996 Jakub Jelinek |
| 2001 Ben Collins |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| USA. */ |
| |
| #include <silo.h> |
| #include <stringops.h> |
| |
| char cbuff[CMD_LENG]; |
| char passwdbuff[CMD_LENG]; |
| extern int useconf; |
| extern int tab_ambiguous; |
| |
| void silo_cmdinit(void) |
| { |
| cbuff[0] = 0; |
| passwdbuff[0] = 0; |
| } |
| |
| void silo_cmdedit(void (*tabfunc)(void), int password) |
| { |
| int x, c; |
| char *buff = password ? passwdbuff : cbuff; |
| |
| for (x = 0; x < CMD_LENG - 1; x++) { |
| if (buff[x] == 0) |
| break; |
| else if (password) |
| prom_puts ("*", 1); |
| } |
| if (!password) |
| prom_puts (buff, x); |
| |
| for (;;) { |
| c = prom_getchar (); |
| switch (c) { |
| case -1: |
| case '\n': |
| case '\r': |
| goto break_both; |
| |
| case '\t': |
| if (tabfunc) (*tabfunc)(); |
| /* reset x */ |
| x = strlen(buff); |
| break; |
| |
| case '\b': |
| case 0x7F: |
| tab_ambiguous = 0; |
| if (x > 0) { |
| x--; |
| cbuff[x] = 0; |
| prom_puts ("\b \b", 3); |
| } |
| break; |
| |
| default: |
| if ((c & 0xE0) != 0) { |
| tab_ambiguous = 0; |
| if (x < CMD_LENG - 1) { |
| buff[x] = c; |
| buff[x + 1] = 0; |
| /* For password input, we mask it out */ |
| prom_puts((password) ? "*" : buff + x, 1); |
| x++; |
| } |
| if (x == 1 && !password && useconf) { |
| if (cfg_get_flag (cbuff, "single-key")) |
| goto break_both; |
| } |
| } |
| } |
| } |
| break_both: |
| buff[x] = 0; |
| } |