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 * @(#)prompt.c 8.1 (Berkeley) 6/4/93
40 * prompt.c: Prompt printing functions
46 private char *prompt_default __P((EditLine *));
49 * Just a default prompt, in case the user did not provide one
56 static char a[3] = { '?', ' ', '\0' };
62 * Print the prompt and update the prompt position.
63 * We use an array of integers in case we want to pass
64 * literal escape sequences in the prompt and we want a
71 char *p = (*el->el_prompt.p_func)(el);
75 el->el_prompt.p_pos.v = el->el_refresh.r_cursor.v;
76 el->el_prompt.p_pos.h = el->el_refresh.r_cursor.h;
78 } /* end prompt_print */
82 * Initialize the prompt stuff
88 el->el_prompt.p_func = prompt_default;
89 el->el_prompt.p_pos.v = 0;
90 el->el_prompt.p_pos.h = 0;
92 } /* end prompt_init */
96 * Clean up the prompt stuff
103 } /* end prompt_end */
107 * Install a prompt printing function
115 el->el_prompt.p_func = prompt_default;
117 el->el_prompt.p_func = prf;
118 el->el_prompt.p_pos.v = 0;
119 el->el_prompt.p_pos.h = 0;
121 } /* end prompt_set */