1/*- 2 * Copyright (c) 1992, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Christos Zoulas of Cornell University. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 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.
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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
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16 * 3. Neither the name of the University nor the names of its contributors |
17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * @(#)hist.h 8.1 (Berkeley) 6/4/93
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37 * $NetBSD: hist.h,v 1.5 2000/09/04 22:06:30 lukem Exp $
38 * $FreeBSD: head/lib/libedit/hist.h 84260 2001-10-01 08:41:27Z obrien $
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33 * $NetBSD: hist.h,v 1.10 2003/08/07 16:44:31 agc Exp $ 34 * $FreeBSD: head/lib/libedit/hist.h 148834 2005-08-07 20:55:59Z stefanf $ |
35 */ 36 37/* 38 * el.hist.c: History functions 39 */ 40#ifndef _h_el_hist 41#define _h_el_hist 42 43#include "histedit.h" 44 45typedef int (*hist_fun_t)(ptr_t, HistEvent *, int, ...); 46 47typedef struct el_history_t { 48 char *buf; /* The history buffer */ 49 size_t sz; /* Size of history buffer */ 50 char *last; /* The last character */ 51 int eventno; /* Event we are looking for */ 52 ptr_t ref; /* Argument for history fcns */ 53 hist_fun_t fun; /* Event access */ 54 HistEvent ev; /* Event cookie */ 55} el_history_t; 56 57#define HIST_FUN(el, fn, arg) \ 58 ((((*(el)->el_history.fun) ((el)->el_history.ref, &(el)->el_history.ev, \ 59 fn, arg)) == -1) ? NULL : (el)->el_history.ev.str) 60 61#define HIST_NEXT(el) HIST_FUN(el, H_NEXT, NULL) 62#define HIST_FIRST(el) HIST_FUN(el, H_FIRST, NULL) 63#define HIST_LAST(el) HIST_FUN(el, H_LAST, NULL) 64#define HIST_PREV(el) HIST_FUN(el, H_PREV, NULL)
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69#define HIST_EVENT(el, num) HIST_FUN(el, H_EVENT, num)
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65#define HIST_SET(el, num) HIST_FUN(el, H_SET, num) |
66#define HIST_LOAD(el, fname) HIST_FUN(el, H_LOAD fname) 67#define HIST_SAVE(el, fname) HIST_FUN(el, H_SAVE fname) 68 69protected int hist_init(EditLine *); 70protected void hist_end(EditLine *); 71protected el_action_t hist_get(EditLine *); 72protected int hist_set(EditLine *, hist_fun_t, ptr_t);
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77protected int hist_list(EditLine *, int, char **);
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73protected int hist_command(EditLine *, int, const char **); |
74protected int hist_enlargebuf(EditLine *, size_t, size_t); 75 76#endif /* _h_el_hist */
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