mirror of
https://github.com/GnoConsortium/gno.git
synced 2024-11-15 15:07:16 +00:00
124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
/*-
|
|
* Copyright (c) 1992, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to Berkeley by
|
|
* Christos Zoulas of Cornell University.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#if !defined(lint) && !defined(SCCSID)
|
|
static char sccsid[] = "@(#)prompt.c 8.1 (Berkeley) 6/4/93";
|
|
#endif /* not lint && not SCCSID */
|
|
|
|
/*
|
|
* prompt.c: Prompt printing functions
|
|
*/
|
|
#include "sys.h"
|
|
#include <stdio.h>
|
|
#include "el.h"
|
|
|
|
private char *prompt_default __P((EditLine *));
|
|
|
|
/* prompt_default():
|
|
* Just a default prompt, in case the user did not provide one
|
|
*/
|
|
private char *
|
|
/*ARGSUSED*/
|
|
prompt_default(el)
|
|
EditLine *el;
|
|
{
|
|
static char a[3] = { '?', ' ', '\0' };
|
|
return a;
|
|
}
|
|
|
|
|
|
/* prompt_print():
|
|
* Print the prompt and update the prompt position.
|
|
* We use an array of integers in case we want to pass
|
|
* literal escape sequences in the prompt and we want a
|
|
* bit to flag them
|
|
*/
|
|
protected void
|
|
prompt_print(el)
|
|
EditLine *el;
|
|
{
|
|
char *p = (*el->el_prompt.p_func)(el);
|
|
while (*p)
|
|
re_putc(el, *p++);
|
|
|
|
el->el_prompt.p_pos.v = el->el_refresh.r_cursor.v;
|
|
el->el_prompt.p_pos.h = el->el_refresh.r_cursor.h;
|
|
|
|
} /* end prompt_print */
|
|
|
|
|
|
/* prompt_init():
|
|
* Initialize the prompt stuff
|
|
*/
|
|
protected int
|
|
prompt_init(el)
|
|
EditLine *el;
|
|
{
|
|
el->el_prompt.p_func = prompt_default;
|
|
el->el_prompt.p_pos.v = 0;
|
|
el->el_prompt.p_pos.h = 0;
|
|
return 0;
|
|
} /* end prompt_init */
|
|
|
|
|
|
/* prompt_end():
|
|
* Clean up the prompt stuff
|
|
*/
|
|
protected void
|
|
/*ARGSUSED*/
|
|
prompt_end(el)
|
|
EditLine *el;
|
|
{
|
|
} /* end prompt_end */
|
|
|
|
|
|
/* prompt_set():
|
|
* Install a prompt printing function
|
|
*/
|
|
protected int
|
|
prompt_set(el, prf)
|
|
EditLine *el;
|
|
el_pfunc_t prf;
|
|
{
|
|
if (prf == NULL)
|
|
el->el_prompt.p_func = prompt_default;
|
|
else
|
|
el->el_prompt.p_func = prf;
|
|
el->el_prompt.p_pos.v = 0;
|
|
el->el_prompt.p_pos.h = 0;
|
|
return 0;
|
|
} /* end prompt_set */
|