2 * Copyright (c) 1992, 1993
3 * The Regents of the University of California. All rights reserved.
5 * This code is derived from software contributed to Berkeley by
6 * Christos Zoulas of Cornell University.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by the University of
19 * California, Berkeley and its contributors.
20 * 4. Neither the name of the University nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 * $NetBSD: prompt.c,v 1.7 2000/09/04 22:06:31 lukem Exp $
39 #if !defined(lint) && !defined(SCCSID)
40 static char sccsid[] = "@(#)prompt.c 8.1 (Berkeley) 6/4/93";
41 #endif /* not lint && not SCCSID */
42 #include <sys/cdefs.h>
43 __FBSDID("$FreeBSD$");
46 * prompt.c: Prompt printing functions
52 private char *prompt_default(EditLine *);
53 private char *prompt_default_r(EditLine *);
56 * Just a default prompt, in case the user did not provide one
60 prompt_default(EditLine *el)
62 static char a[3] = {'?', ' ', '\0'};
68 /* prompt_default_r():
69 * Just a default rprompt, in case the user did not provide one
73 prompt_default_r(EditLine *el)
75 static char a[1] = {'\0'};
82 * Print the prompt and update the prompt position.
83 * We use an array of integers in case we want to pass
84 * literal escape sequences in the prompt and we want a
88 prompt_print(EditLine *el, int op)
96 elp = &el->el_rprompt;
97 p = (elp->p_func) (el);
101 elp->p_pos.v = el->el_refresh.r_cursor.v;
102 elp->p_pos.h = el->el_refresh.r_cursor.h;
107 * Initialize the prompt stuff
110 prompt_init(EditLine *el)
113 el->el_prompt.p_func = prompt_default;
114 el->el_prompt.p_pos.v = 0;
115 el->el_prompt.p_pos.h = 0;
116 el->el_rprompt.p_func = prompt_default_r;
117 el->el_rprompt.p_pos.v = 0;
118 el->el_rprompt.p_pos.h = 0;
124 * Clean up the prompt stuff
128 prompt_end(EditLine *el)
134 * Install a prompt printing function
137 prompt_set(EditLine *el, el_pfunc_t prf, int op)
147 p->p_func = prompt_default;
149 p->p_func = prompt_default_r;
159 * Retrieve the prompt printing function
162 prompt_get(EditLine *el, el_pfunc_t *prf, int op)
168 *prf = el->el_prompt.p_func;
170 *prf = el->el_rprompt.p_func;