509 lines
12 KiB
C
509 lines
12 KiB
C
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/* $NetBSD: v_cmd.c,v 1.2 2008/12/05 22:51:43 christos Exp $ */
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/*-
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* Copyright (c) 1992, 1993, 1994
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* The Regents of the University of California. All rights reserved.
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* Copyright (c) 1992, 1993, 1994, 1995, 1996
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* Keith Bostic. All rights reserved.
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*
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* See the LICENSE file for redistribution information.
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*/
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#include "config.h"
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#ifndef lint
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static const char sccsid[] = "Id: v_cmd.c,v 10.9 1996/03/28 15:18:39 bostic Exp (Berkeley) Date: 1996/03/28 15:18:39";
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <sys/time.h>
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#include <bitstring.h>
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#include <limits.h>
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#include <stdio.h>
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#include "../common/common.h"
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#include "vi.h"
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#define VINULLKEY { NULL, 0, NULL, NULL }
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/*
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* This array maps keystrokes to vi command functions. It is known
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* in ex/ex_usage.c that it takes four columns to name a vi character.
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*/
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VIKEYS const vikeys [MAXVIKEY + 1] = {
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/* 000 NUL -- The code in vi.c expects key 0 to be undefined. */
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VINULLKEY,
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/* 001 ^A */
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{v_searchw, V_ABS|V_CNT|V_MOVE|V_KEYW|VM_CUTREQ|VM_RCM_SET,
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"[count]^A",
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"^A search forward for cursor word"},
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/* 002 ^B */
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{v_pageup, V_CNT|VM_RCM_SET,
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"[count]^B",
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"^B scroll up by screens"},
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/* 003 ^C */
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{NULL, 0,
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"^C",
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"^C interrupt an operation (e.g. read, write, search)"},
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/* 004 ^D */
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{v_hpagedown, V_CNT|VM_RCM_SET,
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"[count]^D",
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"^D scroll down by half screens (setting count)"},
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/* 005 ^E */
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{v_linedown, V_CNT,
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"[count]^E",
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"^E scroll down by lines"},
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/* 006 ^F */
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{v_pagedown, V_CNT|VM_RCM_SET,
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"[count]^F",
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"^F scroll down by screens"},
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/* 007 ^G */
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{v_status, 0,
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"^G",
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"^G file status"},
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/* 010 ^H */
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{v_left, V_CNT|V_MOVE|VM_RCM_SET,
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"[count]^H",
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"^H move left by characters"},
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/* 011 ^I */
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VINULLKEY,
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/* 012 ^J */
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{v_down, V_CNT|V_MOVE|VM_LMODE|VM_RCM,
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"[count]^J",
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"^J move down by lines"},
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/* 013 ^K */
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VINULLKEY,
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/* 014 ^L */
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{v_redraw, 0,
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"^L",
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"^L redraw screen"},
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/* 015 ^M */
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{v_cr, V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETFNB,
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"[count]^M",
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"^M move down by lines (to first non-blank)"},
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/* 016 ^N */
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{v_down, V_CNT|V_MOVE|VM_LMODE|VM_RCM,
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"[count]^N",
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"^N move down by lines"},
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/* 017 ^O */
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VINULLKEY,
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/* 020 ^P */
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{v_up, V_CNT|V_MOVE|VM_LMODE|VM_RCM,
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"[count]^P",
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"^P move up by lines"},
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/* 021 ^Q -- same as ^V if not used for hardware flow control. */
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VINULLKEY,
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/* 022 ^R */
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{v_redraw, 0,
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"^R",
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"^R redraw screen"},
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/* 023 ^S -- not available, used for hardware flow control. */
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VINULLKEY,
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/* 024 ^T */
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{v_tagpop, V_ABS|VM_RCM_SET,
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"^T",
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"^T tag pop"},
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/* 025 ^U */
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{v_hpageup, V_CNT|VM_RCM_SET,
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"[count]^U",
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"^U half page up (set count)"},
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/* 026 ^V */
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{NULL, 0,
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"^V",
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"^V input a literal character"},
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/* 027 ^W */
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{v_screen, 0,
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"^W",
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"^W move to next screen"},
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/* 030 ^X */
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VINULLKEY,
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/* 031 ^Y */
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{v_lineup, V_CNT,
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"[count]^Y",
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"^Y page up by lines"},
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/* 032 ^Z */
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{v_suspend, V_SECURE,
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"^Z",
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"^Z suspend editor"},
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/* 033 ^[ */
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{NULL, 0,
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"^[ <escape>",
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"^[ <escape> exit input mode, cancel partial commands"},
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/* 034 ^\ */
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{v_exmode, 0,
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"^\\",
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" ^\\ switch to ex mode"},
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/* 035 ^] */
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{v_tagpush, V_ABS|V_KEYW|VM_RCM_SET,
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"^]",
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"^] tag push cursor word"},
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/* 036 ^^ */
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{v_switch, 0,
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"^^",
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"^^ switch to previous file"},
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/* 037 ^_ */
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VINULLKEY,
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/* 040 ' ' */
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{v_right, V_CNT|V_MOVE|VM_RCM_SET,
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"[count]' '",
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" <space> move right by columns"},
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/* 041 ! */
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{v_filter, V_CNT|V_DOT|V_MOTION|V_SECURE|VM_RCM_SET,
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"[count]![count]motion command(s)",
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" ! filter through command(s) to motion"},
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/* 042 " */
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VINULLKEY,
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/* 043 # */
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{v_increment, V_CHAR|V_CNT|V_DOT|VM_RCM_SET,
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"[count]# +|-|#",
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" # number increment/decrement"},
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/* 044 $ */
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{v_dollar, V_CNT|V_MOVE|VM_RCM_SETLAST,
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" [count]$",
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" $ move to last column"},
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/* 045 % */
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{v_match, V_ABS|V_CNT|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"%",
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" % move to match"},
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/* 046 & */
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{v_again, 0,
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"&",
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" & repeat substitution"},
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/* 047 ' */
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{v_fmark, V_ABS_L|V_CHAR|V_MOVE|VM_LMODE|VM_RCM_SET,
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"'['a-z]",
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" ' move to mark (to first non-blank)"},
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/* 050 ( */
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{v_sentenceb, V_ABS|V_CNT|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"[count](",
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" ( move back sentence"},
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/* 051 ) */
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{v_sentencef, V_ABS|V_CNT|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"[count])",
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" ) move forward sentence"},
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/* 052 * */
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VINULLKEY,
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/* 053 + */
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{v_down, V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETFNB,
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"[count]+",
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" + move down by lines (to first non-blank)"},
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/* 054 , */
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{v_chrrepeat, V_CNT|V_MOVE|VM_RCM_SET,
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"[count],",
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" , reverse last F, f, T or t search"},
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/* 055 - */
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{v_up, V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETFNB,
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"[count]-",
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" - move up by lines (to first non-blank)"},
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/* 056 . */
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{NULL, 0,
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".",
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" . repeat the last command"},
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/* 057 / */
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{v_searchf, V_ABS_C|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"/RE[/ offset]",
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" / search forward"},
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/* 060 0 */
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{v_zero, V_MOVE|VM_RCM_SET,
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"0",
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" 0 move to first character"},
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/* 061 1 */
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VINULLKEY,
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/* 062 2 */
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VINULLKEY,
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/* 063 3 */
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VINULLKEY,
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/* 064 4 */
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VINULLKEY,
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/* 065 5 */
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VINULLKEY,
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/* 066 6 */
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VINULLKEY,
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/* 067 7 */
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VINULLKEY,
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/* 070 8 */
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VINULLKEY,
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/* 071 9 */
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VINULLKEY,
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/* 072 : */
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{v_ex, 0,
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":command [| command] ...",
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" : ex command"},
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/* 073 ; */
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{v_chrepeat, V_CNT|V_MOVE|VM_RCM_SET,
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"[count];",
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" ; repeat last F, f, T or t search"},
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/* 074 < */
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{v_shiftl, V_CNT|V_DOT|V_MOTION|VM_RCM_SET,
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"[count]<[count]motion",
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" < shift lines left to motion"},
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/* 075 = */
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VINULLKEY,
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/* 076 > */
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{v_shiftr, V_CNT|V_DOT|V_MOTION|VM_RCM_SET,
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"[count]>[count]motion",
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" > shift lines right to motion"},
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/* 077 ? */
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{v_searchb, V_ABS_C|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"?RE[? offset]",
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" ? search backward"},
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/* 100 @ */
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{v_at, V_CNT|V_RBUF|VM_RCM_SET,
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"@buffer",
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" @ execute buffer"},
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/* 101 A */
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{v_iA, V_CNT|V_DOT|VM_RCM_SET,
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"[count]A",
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" A append to the line"},
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/* 102 B */
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{v_wordB, V_CNT|V_MOVE|VM_RCM_SET,
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"[count]B",
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" B move back bigword"},
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/* 103 C */
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{NULL, 0,
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"[buffer][count]C",
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" C change to end-of-line"},
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/* 104 D */
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{NULL, 0,
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"[buffer]D",
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" D delete to end-of-line"},
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/* 105 E */
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{v_wordE, V_CNT|V_MOVE|VM_RCM_SET,
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"[count]E",
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" E move to end of bigword"},
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/* 106 F */
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{v_chF, V_CHAR|V_CNT|V_MOVE|VM_RCM_SET,
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"[count]F character",
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" F character in line backward search"},
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/* 107 G */
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{v_lgoto, V_ABS_L|V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETFNB,
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"[count]G",
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" G move to line"},
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/* 110 H */
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{v_home, V_ABS_L|V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETNNB,
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"[count]H",
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" H move to count lines from screen top"},
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/* 111 I */
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{v_iI, V_CNT|V_DOT|VM_RCM_SET,
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"[count]I",
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" I insert before first nonblank"},
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/* 112 J */
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{v_join, V_CNT|V_DOT|VM_RCM_SET,
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"[count]J",
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" J join lines"},
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/* 113 K */
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VINULLKEY,
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/* 114 L */
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{v_bottom, V_ABS_L|V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETNNB,
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"[count]L",
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" L move to screen bottom"},
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/* 115 M */
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{v_middle, V_ABS_L|V_CNT|V_MOVE|VM_LMODE|VM_RCM_SETNNB,
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"M",
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" M move to screen middle"},
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/* 116 N */
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{v_searchN, V_ABS_C|V_MOVE|VM_CUTREQ|VM_RCM_SET,
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"n",
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" N reverse last search"},
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/* 117 O */
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{v_iO, V_CNT|V_DOT|VM_RCM_SET,
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"[count]O",
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" O insert above line"},
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/* 120 P */
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{v_Put, V_CNT|V_DOT|V_OBUF|VM_RCM_SET,
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"[buffer]P",
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" P insert before cursor from buffer"},
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/* 121 Q */
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{v_exmode, 0,
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"Q",
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" Q switch to ex mode"},
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/* 122 R */
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{v_Replace, V_CNT|V_DOT|VM_RCM_SET,
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"[count]R",
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" R replace characters"},
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/* 123 S */
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{NULL, 0,
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"[buffer][count]S",
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" S substitute for the line(s)"},
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/* 124 T */
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{v_chT, V_CHAR|V_CNT|V_MOVE|VM_RCM_SET,
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"[count]T character",
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" T before character in line backward search"},
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/* 125 U */
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{v_Undo, VM_RCM_SET,
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"U",
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" U Restore the current line"},
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/* 126 V */
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VINULLKEY,
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/* 127 W */
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{v_wordW, V_CNT|V_MOVE|VM_RCM_SET,
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"[count]W",
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" W move to next bigword"},
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/* 130 X */
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{v_Xchar, V_CNT|V_DOT|V_OBUF|VM_RCM_SET,
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"[buffer][count]X",
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" X delete character before cursor"},
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/* 131 Y */
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{NULL, 0,
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"[buffer][count]Y",
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" Y copy line"},
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/* 132 Z */
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{v_zexit, 0,
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"ZZ",
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"ZZ save file and exit"},
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/* 133 [ */
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{v_sectionb, V_ABS|V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[[",
|
||
|
|
"[[ move back section"},
|
||
|
|
/* 134 \ */
|
||
|
|
VINULLKEY,
|
||
|
|
/* 135 ] */
|
||
|
|
{v_sectionf, V_ABS|V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"]]",
|
||
|
|
"]] move forward section"},
|
||
|
|
/* 136 ^ */
|
||
|
|
/*
|
||
|
|
* DON'T set the VM_RCM_SETFNB flag, the function has to do the work
|
||
|
|
* anyway, in case it's a motion component. DO set VM_RCM_SET, so
|
||
|
|
* that any motion that's part of a command is preserved.
|
||
|
|
*/
|
||
|
|
{v_first, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"^",
|
||
|
|
" ^ move to first non-blank"},
|
||
|
|
/* 137 _ */
|
||
|
|
/*
|
||
|
|
* Needs both to set the VM_RCM_SETFNB flag, and to do the work
|
||
|
|
* in the function, in case it's a delete.
|
||
|
|
*/
|
||
|
|
{v_cfirst, V_CNT|V_MOVE|VM_RCM_SETFNB,
|
||
|
|
"_",
|
||
|
|
" _ move to first non-blank"},
|
||
|
|
/* 140 ` */
|
||
|
|
{v_bmark, V_ABS_C|V_CHAR|V_MOVE|VM_CUTREQ|VM_RCM_SET,
|
||
|
|
"`[`a-z]",
|
||
|
|
" ` move to mark"},
|
||
|
|
/* 141 a */
|
||
|
|
{v_ia, V_CNT|V_DOT|VM_RCM_SET,
|
||
|
|
"[count]a",
|
||
|
|
" a append after cursor"},
|
||
|
|
/* 142 b */
|
||
|
|
{v_wordb, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]b",
|
||
|
|
" b move back word"},
|
||
|
|
/* 143 c */
|
||
|
|
{v_change, V_CNT|V_DOT|V_MOTION|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer][count]c[count]motion",
|
||
|
|
" c change to motion"},
|
||
|
|
/* 144 d */
|
||
|
|
{v_delete, V_CNT|V_DOT|V_MOTION|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer][count]d[count]motion",
|
||
|
|
" d delete to motion"},
|
||
|
|
/* 145 e */
|
||
|
|
{v_worde, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]e",
|
||
|
|
" e move to end of word"},
|
||
|
|
/* 146 f */
|
||
|
|
{v_chf, V_CHAR|V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]f character",
|
||
|
|
" f character in line forward search"},
|
||
|
|
/* 147 g */
|
||
|
|
VINULLKEY,
|
||
|
|
/* 150 h */
|
||
|
|
{v_left, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]h",
|
||
|
|
" h move left by columns"},
|
||
|
|
/* 151 i */
|
||
|
|
{v_ii, V_CNT|V_DOT|VM_RCM_SET,
|
||
|
|
"[count]i",
|
||
|
|
" i insert before cursor"},
|
||
|
|
/* 152 j */
|
||
|
|
{v_down, V_CNT|V_MOVE|VM_LMODE|VM_RCM,
|
||
|
|
"[count]j",
|
||
|
|
" j move down by lines"},
|
||
|
|
/* 153 k */
|
||
|
|
{v_up, V_CNT|V_MOVE|VM_LMODE|VM_RCM,
|
||
|
|
"[count]k",
|
||
|
|
" k move up by lines"},
|
||
|
|
/* 154 l */
|
||
|
|
{v_right, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]l",
|
||
|
|
" l move right by columns"},
|
||
|
|
/* 155 m */
|
||
|
|
{v_mark, V_CHAR,
|
||
|
|
"m[a-z]",
|
||
|
|
" m set mark"},
|
||
|
|
/* 156 n */
|
||
|
|
{v_searchn, V_ABS_C|V_MOVE|VM_CUTREQ|VM_RCM_SET,
|
||
|
|
"n",
|
||
|
|
" n repeat last search"},
|
||
|
|
/* 157 o */
|
||
|
|
{v_io, V_CNT|V_DOT|VM_RCM_SET,
|
||
|
|
"[count]o",
|
||
|
|
" o append after line"},
|
||
|
|
/* 160 p */
|
||
|
|
{v_put, V_CNT|V_DOT|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer]p",
|
||
|
|
" p insert after cursor from buffer"},
|
||
|
|
/* 161 q */
|
||
|
|
VINULLKEY,
|
||
|
|
/* 162 r */
|
||
|
|
{v_replace, V_CNT|V_DOT|VM_RCM_SET,
|
||
|
|
"[count]r character",
|
||
|
|
" r replace character"},
|
||
|
|
/* 163 s */
|
||
|
|
{v_subst, V_CNT|V_DOT|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer][count]s",
|
||
|
|
" s substitute character"},
|
||
|
|
/* 164 t */
|
||
|
|
{v_cht, V_CHAR|V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]t character",
|
||
|
|
" t before character in line forward search"},
|
||
|
|
/* 165 u */
|
||
|
|
/*
|
||
|
|
* DON'T set the V_DOT flag, it' more complicated than that.
|
||
|
|
* See vi/vi.c for details.
|
||
|
|
*/
|
||
|
|
{v_undo, VM_RCM_SET,
|
||
|
|
"u",
|
||
|
|
" u undo last change"},
|
||
|
|
/* 166 v */
|
||
|
|
VINULLKEY,
|
||
|
|
/* 167 w */
|
||
|
|
{v_wordw, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]w",
|
||
|
|
" w move to next word"},
|
||
|
|
/* 170 x */
|
||
|
|
{v_xchar, V_CNT|V_DOT|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer][count]x",
|
||
|
|
" x delete character"},
|
||
|
|
/* 171 y */
|
||
|
|
{v_yank, V_CNT|V_DOT|V_MOTION|V_OBUF|VM_RCM_SET,
|
||
|
|
"[buffer][count]y[count]motion",
|
||
|
|
" y copy text to motion into a cut buffer"},
|
||
|
|
/* 172 z */
|
||
|
|
/*
|
||
|
|
* DON'T set the V_CHAR flag, the char isn't required,
|
||
|
|
* so it's handled specially in getcmd().
|
||
|
|
*/
|
||
|
|
{v_z, V_ABS_L|V_CNT|VM_RCM_SETFNB,
|
||
|
|
"[line]z[window_size][-|.|+|^|<CR>]",
|
||
|
|
" z reposition the screen"},
|
||
|
|
/* 173 { */
|
||
|
|
{v_paragraphb, V_ABS|V_CNT|V_MOVE|VM_CUTREQ|VM_RCM_SET,
|
||
|
|
"[count]{",
|
||
|
|
" { move back paragraph"},
|
||
|
|
/* 174 | */
|
||
|
|
{v_ncol, V_CNT|V_MOVE|VM_RCM_SET,
|
||
|
|
"[count]|",
|
||
|
|
" | move to column"},
|
||
|
|
/* 175 } */
|
||
|
|
{v_paragraphf, V_ABS|V_CNT|V_MOVE|VM_CUTREQ|VM_RCM_SET,
|
||
|
|
"[count]}",
|
||
|
|
" } move forward paragraph"},
|
||
|
|
/* 176 ~ */
|
||
|
|
{v_ulcase, V_CNT|V_DOT|VM_RCM_SET,
|
||
|
|
"[count]~",
|
||
|
|
" ~ reverse case"},
|
||
|
|
};
|