1.1.5
by Marc Deslauriers
Import upstream version 5.1.61 |
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/* $NetBSD: terminal.c,v 1.10 2011/10/04 15:27:04 christos Exp $ */
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/*-
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* Christos Zoulas of Cornell University.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "config.h" |
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#if !defined(lint) && !defined(SCCSID)
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#if 0
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static char sccsid[] = "@(#)term.c 8.2 (Berkeley) 4/30/95";
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#else
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#endif
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#endif /* not lint && not SCCSID */ |
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/*
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* terminal.c: Editor/termcap-curses interface
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* We have to declare a static variable here, since the
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* termcap putchar routine does not take an argument!
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*/
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#include <stdio.h> |
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#include <signal.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include <unistd.h> |
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#include <limits.h> |
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#if 0 /* TODO: do we need this */ |
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#ifdef HAVE_TERMCAP_H
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#include <termcap.h>
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#endif
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#endif
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#ifdef HAVE_CURSES_H
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#include <curses.h> |
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#elif HAVE_NCURSES_H
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#include <ncurses.h> |
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#endif
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/* Solaris's term.h does horrid things. */
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#if defined(HAVE_TERM_H) && !defined(__sun)
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#include <term.h> |
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#endif
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#include <sys/types.h> |
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#include <sys/ioctl.h> |
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#ifdef _REENTRANT
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#include <pthread.h> |
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#endif
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#include "el.h" |
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/*
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* IMPORTANT NOTE: these routines are allowed to look at the current screen
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* and the current position assuming that it is correct. If this is not
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* true, then the update will be WRONG! This is (should be) a valid
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* assumption...
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*/
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#define TC_BUFSIZE ((size_t)2048)
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#define GoodStr(a) (el->el_terminal.t_str[a] != NULL && \
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el->el_terminal.t_str[a][0] != '\0')
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#define Str(a) el->el_terminal.t_str[a]
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#define Val(a) el->el_terminal.t_val[a]
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private const struct termcapstr { |
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const char *name; |
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const char *long_name; |
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} tstr[] = { |
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#define T_al 0
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{ "al", "add new blank line" }, |
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#define T_bl 1
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{ "bl", "audible bell" }, |
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#define T_cd 2
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{ "cd", "clear to bottom" }, |
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#define T_ce 3
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{ "ce", "clear to end of line" }, |
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#define T_ch 4
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{ "ch", "cursor to horiz pos" }, |
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#define T_cl 5
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{ "cl", "clear screen" }, |
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#define T_dc 6
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{ "dc", "delete a character" }, |
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#define T_dl 7
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{ "dl", "delete a line" }, |
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#define T_dm 8
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{ "dm", "start delete mode" }, |
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#define T_ed 9
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{ "ed", "end delete mode" }, |
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#define T_ei 10
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{ "ei", "end insert mode" }, |
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#define T_fs 11
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{ "fs", "cursor from status line" }, |
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#define T_ho 12
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{ "ho", "home cursor" }, |
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#define T_ic 13
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{ "ic", "insert character" }, |
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#define T_im 14
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{ "im", "start insert mode" }, |
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#define T_ip 15
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{ "ip", "insert padding" }, |
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#define T_kd 16
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{ "kd", "sends cursor down" }, |
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#define T_kl 17
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{ "kl", "sends cursor left" }, |
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#define T_kr 18
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{ "kr", "sends cursor right" }, |
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#define T_ku 19
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{ "ku", "sends cursor up" }, |
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#define T_md 20
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{ "md", "begin bold" }, |
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#define T_me 21
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{ "me", "end attributes" }, |
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#define T_nd 22
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{ "nd", "non destructive space" }, |
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#define T_se 23
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{ "se", "end standout" }, |
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#define T_so 24
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{ "so", "begin standout" }, |
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#define T_ts 25
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{ "ts", "cursor to status line" }, |
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#define T_up 26
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{ "up", "cursor up one" }, |
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#define T_us 27
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{ "us", "begin underline" }, |
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#define T_ue 28
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{ "ue", "end underline" }, |
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#define T_vb 29
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{ "vb", "visible bell" }, |
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#define T_DC 30
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{ "DC", "delete multiple chars" }, |
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#define T_DO 31
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{ "DO", "cursor down multiple" }, |
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#define T_IC 32
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{ "IC", "insert multiple chars" }, |
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#define T_LE 33
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{ "LE", "cursor left multiple" }, |
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#define T_RI 34
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{ "RI", "cursor right multiple" }, |
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#define T_UP 35
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{ "UP", "cursor up multiple" }, |
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#define T_kh 36
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{ "kh", "send cursor home" }, |
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#define T_at7 37
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{ "@7", "send cursor end" }, |
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#define T_str 38
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{ NULL, NULL } |
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};
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private const struct termcapval { |
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const char *name; |
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const char *long_name; |
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} tval[] = { |
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#define T_am 0
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{ "am", "has automatic margins" }, |
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#define T_pt 1
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{ "pt", "has physical tabs" }, |
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#define T_li 2
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{ "li", "Number of lines" }, |
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#define T_co 3
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{ "co", "Number of columns" }, |
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#define T_km 4
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{ "km", "Has meta key" }, |
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#define T_xt 5
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{ "xt", "Tab chars destructive" }, |
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#define T_xn 6
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{ "xn", "newline ignored at right margin" }, |
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#define T_MT 7
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{ "MT", "Has meta key" }, /* XXX? */ |
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#define T_val 8
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{ NULL, NULL, } |
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};
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/* do two or more of the attributes use me */
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private void terminal_setflags(EditLine *); |
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private int terminal_rebuffer_display(EditLine *); |
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private void terminal_free_display(EditLine *); |
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private int terminal_alloc_display(EditLine *); |
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private void terminal_alloc(EditLine *, const struct termcapstr *, |
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const char *); |
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private void terminal_init_arrow(EditLine *); |
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private void terminal_reset_arrow(EditLine *); |
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private int terminal_putc(int); |
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private void terminal_tputs(EditLine *, const char *, int); |
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#ifdef _REENTRANT
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private pthread_mutex_t terminal_mutex = PTHREAD_MUTEX_INITIALIZER; |
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#endif
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private FILE *terminal_outfile = NULL; |
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/* terminal_setflags():
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* Set the terminal capability flags
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*/
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private void |
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terminal_setflags(EditLine *el) |
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{
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EL_FLAGS = 0; |
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if (el->el_tty.t_tabs) |
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EL_FLAGS |= (Val(T_pt) && !Val(T_xt)) ? TERM_CAN_TAB : 0; |
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EL_FLAGS |= (Val(T_km) || Val(T_MT)) ? TERM_HAS_META : 0; |
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EL_FLAGS |= GoodStr(T_ce) ? TERM_CAN_CEOL : 0; |
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EL_FLAGS |= (GoodStr(T_dc) || GoodStr(T_DC)) ? TERM_CAN_DELETE : 0; |
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EL_FLAGS |= (GoodStr(T_im) || GoodStr(T_ic) || GoodStr(T_IC)) ? |
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TERM_CAN_INSERT : 0; |
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EL_FLAGS |= (GoodStr(T_up) || GoodStr(T_UP)) ? TERM_CAN_UP : 0; |
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EL_FLAGS |= Val(T_am) ? TERM_HAS_AUTO_MARGINS : 0; |
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EL_FLAGS |= Val(T_xn) ? TERM_HAS_MAGIC_MARGINS : 0; |
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if (GoodStr(T_me) && GoodStr(T_ue)) |
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EL_FLAGS |= (strcmp(Str(T_me), Str(T_ue)) == 0) ? |
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TERM_CAN_ME : 0; |
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else
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EL_FLAGS &= ~TERM_CAN_ME; |
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if (GoodStr(T_me) && GoodStr(T_se)) |
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EL_FLAGS |= (strcmp(Str(T_me), Str(T_se)) == 0) ? |
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TERM_CAN_ME : 0; |
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#ifdef DEBUG_SCREEN
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if (!EL_CAN_UP) { |
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(void) fprintf(el->el_errfile, |
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"WARNING: Your terminal cannot move up.\n"); |
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(void) fprintf(el->el_errfile, |
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"Editing may be odd for long lines.\n"); |
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}
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if (!EL_CAN_CEOL) |
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(void) fprintf(el->el_errfile, "no clear EOL capability.\n"); |
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if (!EL_CAN_DELETE) |
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(void) fprintf(el->el_errfile, "no delete char capability.\n"); |
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if (!EL_CAN_INSERT) |
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(void) fprintf(el->el_errfile, "no insert char capability.\n"); |
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#endif /* DEBUG_SCREEN */ |
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}
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/* terminal_init():
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* Initialize the terminal stuff
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*/
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protected int |
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terminal_init(EditLine *el) |
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{
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el->el_terminal.t_buf = el_malloc(TC_BUFSIZE * |
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sizeof(*el->el_terminal.t_buf)); |
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if (el->el_terminal.t_buf == NULL) |
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return -1; |
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el->el_terminal.t_cap = el_malloc(TC_BUFSIZE * |
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sizeof(*el->el_terminal.t_cap)); |
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if (el->el_terminal.t_cap == NULL) |
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return -1; |
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el->el_terminal.t_fkey = el_malloc(A_K_NKEYS * |
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sizeof(*el->el_terminal.t_fkey)); |
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if (el->el_terminal.t_fkey == NULL) |
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return -1; |
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el->el_terminal.t_loc = 0; |
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el->el_terminal.t_str = el_malloc(T_str * |
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sizeof(*el->el_terminal.t_str)); |
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if (el->el_terminal.t_str == NULL) |
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return -1; |
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(void) memset(el->el_terminal.t_str, 0, T_str * |
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sizeof(*el->el_terminal.t_str)); |
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el->el_terminal.t_val = el_malloc(T_val * |
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sizeof(*el->el_terminal.t_val)); |
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if (el->el_terminal.t_val == NULL) |
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return -1; |
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(void) memset(el->el_terminal.t_val, 0, T_val * |
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sizeof(*el->el_terminal.t_val)); |
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(void) terminal_set(el, NULL); |
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terminal_init_arrow(el); |
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return 0; |
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}
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/* terminal_end():
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* Clean up the terminal stuff
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*/
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protected void |
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terminal_end(EditLine *el) |
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{
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el_free(el->el_terminal.t_buf); |
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el->el_terminal.t_buf = NULL; |
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el_free(el->el_terminal.t_cap); |
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el->el_terminal.t_cap = NULL; |
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el->el_terminal.t_loc = 0; |
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el_free(el->el_terminal.t_str); |
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el->el_terminal.t_str = NULL; |
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el_free(el->el_terminal.t_val); |
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el->el_terminal.t_val = NULL; |
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el_free(el->el_terminal.t_fkey); |
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el->el_terminal.t_fkey = NULL; |
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terminal_free_display(el); |
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}
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/* terminal_alloc():
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* Maintain a string pool for termcap strings
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*/
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private void |
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terminal_alloc(EditLine *el, const struct termcapstr *t, const char *cap) |
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{
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char termbuf[TC_BUFSIZE]; |
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size_t tlen, clen; |
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char **tlist = el->el_terminal.t_str; |
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char **tmp, **str = &tlist[t - tstr]; |
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if (cap == NULL || *cap == '\0') { |
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*str = NULL; |
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return; |
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} else |
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clen = strlen(cap); |
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tlen = *str == NULL ? 0 : strlen(*str); |
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/*
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* New string is shorter; no need to allocate space
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*/
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if (clen <= tlen) { |
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if (*str) |
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(void) strcpy(*str, cap); /* XXX strcpy is safe */ |
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return; |
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}
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/*
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* New string is longer; see if we have enough space to append
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*/
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if (el->el_terminal.t_loc + 3 < TC_BUFSIZE) { |
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/* XXX strcpy is safe */
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(void) strcpy(*str = &el->el_terminal.t_buf[ |
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el->el_terminal.t_loc], cap); |
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el->el_terminal.t_loc += clen + 1; /* one for \0 */ |
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return; |
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}
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/*
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* Compact our buffer; no need to check compaction, cause we know it
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* fits...
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*/
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tlen = 0; |
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for (tmp = tlist; tmp < &tlist[T_str]; tmp++) |
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if (*tmp != NULL && *tmp != '\0' && *tmp != *str) { |
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char *ptr; |
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for (ptr = *tmp; *ptr != '\0'; termbuf[tlen++] = *ptr++) |
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continue; |
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termbuf[tlen++] = '\0'; |
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}
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memcpy(el->el_terminal.t_buf, termbuf, TC_BUFSIZE); |
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el->el_terminal.t_loc = tlen; |
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if (el->el_terminal.t_loc + 3 >= TC_BUFSIZE) { |
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(void) fprintf(el->el_errfile, |
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"Out of termcap string space.\n"); |
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return; |
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}
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/* XXX strcpy is safe */
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(void) strcpy(*str = &el->el_terminal.t_buf[el->el_terminal.t_loc], |
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cap); |
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el->el_terminal.t_loc += (size_t)clen + 1; /* one for \0 */ |
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return; |
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}
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/* terminal_rebuffer_display():
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* Rebuffer the display after the screen changed size
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*/
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private int |
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terminal_rebuffer_display(EditLine *el) |
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{
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coord_t *c = &el->el_terminal.t_size; |
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terminal_free_display(el); |
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c->h = Val(T_co); |
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c->v = Val(T_li); |
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if (terminal_alloc_display(el) == -1) |
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return -1; |
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return 0; |
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}
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/* terminal_alloc_display():
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* Allocate a new display.
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*/
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private int |
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terminal_alloc_display(EditLine *el) |
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{
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int i; |
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Char **b; |
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coord_t *c = &el->el_terminal.t_size; |
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b = el_malloc(sizeof(*b) * (size_t)(c->v + 1)); |
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if (b == NULL) |
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return -1; |
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for (i = 0; i < c->v; i++) { |
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b[i] = el_malloc(sizeof(**b) * (size_t)(c->h + 1)); |
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if (b[i] == NULL) { |
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while (--i >= 0) |
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el_free(b[i]); |
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el_free(b); |
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426 |
return -1; |
|
427 |
}
|
|
428 |
}
|
|
429 |
b[c->v] = NULL; |
|
430 |
el->el_display = b; |
|
431 |
||
432 |
b = el_malloc(sizeof(*b) * (size_t)(c->v + 1)); |
|
433 |
if (b == NULL) |
|
434 |
return -1; |
|
435 |
for (i = 0; i < c->v; i++) { |
|
436 |
b[i] = el_malloc(sizeof(**b) * (size_t)(c->h + 1)); |
|
437 |
if (b[i] == NULL) { |
|
438 |
while (--i >= 0) |
|
439 |
el_free(b[i]); |
|
440 |
el_free(b); |
|
441 |
return -1; |
|
442 |
}
|
|
443 |
}
|
|
444 |
b[c->v] = NULL; |
|
445 |
el->el_vdisplay = b; |
|
446 |
return 0; |
|
447 |
}
|
|
448 |
||
449 |
||
450 |
/* terminal_free_display():
|
|
451 |
* Free the display buffers
|
|
452 |
*/
|
|
453 |
private void |
|
454 |
terminal_free_display(EditLine *el) |
|
455 |
{
|
|
456 |
Char **b; |
|
457 |
Char **bufp; |
|
458 |
||
459 |
b = el->el_display; |
|
460 |
el->el_display = NULL; |
|
461 |
if (b != NULL) { |
|
462 |
for (bufp = b; *bufp != NULL; bufp++) |
|
463 |
el_free(*bufp); |
|
464 |
el_free(b); |
|
465 |
}
|
|
466 |
b = el->el_vdisplay; |
|
467 |
el->el_vdisplay = NULL; |
|
468 |
if (b != NULL) { |
|
469 |
for (bufp = b; *bufp != NULL; bufp++) |
|
470 |
el_free(*bufp); |
|
471 |
el_free(b); |
|
472 |
}
|
|
473 |
}
|
|
474 |
||
475 |
||
476 |
/* terminal_move_to_line():
|
|
477 |
* move to line <where> (first line == 0)
|
|
478 |
* as efficiently as possible
|
|
479 |
*/
|
|
480 |
protected void |
|
481 |
terminal_move_to_line(EditLine *el, int where) |
|
482 |
{
|
|
483 |
int del; |
|
484 |
||
485 |
if (where == el->el_cursor.v) |
|
486 |
return; |
|
487 |
||
488 |
if (where > el->el_terminal.t_size.v) { |
|
489 |
#ifdef DEBUG_SCREEN
|
|
490 |
(void) fprintf(el->el_errfile, |
|
491 |
"terminal_move_to_line: where is ridiculous: %d\r\n", |
|
492 |
where); |
|
493 |
#endif /* DEBUG_SCREEN */ |
|
494 |
return; |
|
495 |
}
|
|
496 |
if ((del = where - el->el_cursor.v) > 0) { |
|
497 |
while (del > 0) { |
|
498 |
if (EL_HAS_AUTO_MARGINS && |
|
499 |
el->el_display[el->el_cursor.v][0] != '\0') { |
|
500 |
size_t h = (size_t) |
|
501 |
(el->el_terminal.t_size.h - 1); |
|
502 |
#ifdef WIDECHAR
|
|
503 |
for (; h > 0 && |
|
504 |
el->el_display[el->el_cursor.v][h] == |
|
505 |
MB_FILL_CHAR; |
|
506 |
h--) |
|
507 |
continue; |
|
508 |
#endif
|
|
509 |
/* move without newline */
|
|
510 |
terminal_move_to_char(el, (int)h); |
|
511 |
terminal_overwrite(el, &el->el_display |
|
512 |
[el->el_cursor.v][el->el_cursor.h], |
|
513 |
(size_t)(el->el_terminal.t_size.h - |
|
514 |
el->el_cursor.h)); |
|
515 |
/* updates Cursor */
|
|
516 |
del--; |
|
517 |
} else { |
|
518 |
if ((del > 1) && GoodStr(T_DO)) { |
|
519 |
terminal_tputs(el, tgoto(Str(T_DO), del, |
|
520 |
del), del); |
|
521 |
del = 0; |
|
522 |
} else { |
|
523 |
for (; del > 0; del--) |
|
524 |
terminal__putc(el, '\n'); |
|
525 |
/* because the \n will become \r\n */
|
|
526 |
el->el_cursor.h = 0; |
|
527 |
}
|
|
528 |
}
|
|
529 |
}
|
|
530 |
} else { /* del < 0 */ |
|
531 |
if (GoodStr(T_UP) && (-del > 1 || !GoodStr(T_up))) |
|
532 |
terminal_tputs(el, tgoto(Str(T_UP), -del, -del), -del); |
|
533 |
else { |
|
534 |
if (GoodStr(T_up)) |
|
535 |
for (; del < 0; del++) |
|
536 |
terminal_tputs(el, Str(T_up), 1); |
|
537 |
}
|
|
538 |
}
|
|
539 |
el->el_cursor.v = where;/* now where is here */ |
|
540 |
}
|
|
541 |
||
542 |
||
543 |
/* terminal_move_to_char():
|
|
544 |
* Move to the character position specified
|
|
545 |
*/
|
|
546 |
protected void |
|
547 |
terminal_move_to_char(EditLine *el, int where) |
|
548 |
{
|
|
549 |
int del, i; |
|
550 |
||
551 |
mc_again: |
|
552 |
if (where == el->el_cursor.h) |
|
553 |
return; |
|
554 |
||
555 |
if (where > el->el_terminal.t_size.h) { |
|
556 |
#ifdef DEBUG_SCREEN
|
|
557 |
(void) fprintf(el->el_errfile, |
|
558 |
"terminal_move_to_char: where is riduculous: %d\r\n", |
|
559 |
where); |
|
560 |
#endif /* DEBUG_SCREEN */ |
|
561 |
return; |
|
562 |
}
|
|
563 |
if (!where) { /* if where is first column */ |
|
564 |
terminal__putc(el, '\r'); /* do a CR */ |
|
565 |
el->el_cursor.h = 0; |
|
566 |
return; |
|
567 |
}
|
|
568 |
del = where - el->el_cursor.h; |
|
569 |
||
570 |
if ((del < -4 || del > 4) && GoodStr(T_ch)) |
|
571 |
/* go there directly */
|
|
572 |
terminal_tputs(el, tgoto(Str(T_ch), where, where), where); |
|
573 |
else { |
|
574 |
if (del > 0) { /* moving forward */ |
|
575 |
if ((del > 4) && GoodStr(T_RI)) |
|
576 |
terminal_tputs(el, tgoto(Str(T_RI), del, del), |
|
577 |
del); |
|
578 |
else { |
|
579 |
/* if I can do tabs, use them */
|
|
580 |
if (EL_CAN_TAB) { |
|
581 |
if ((el->el_cursor.h & 0370) != |
|
582 |
(where & ~0x7) |
|
583 |
#ifdef WIDECHAR
|
|
584 |
&& (el->el_display[ |
|
585 |
el->el_cursor.v][where & 0370] != |
|
586 |
MB_FILL_CHAR) |
|
587 |
#endif
|
|
588 |
) { |
|
589 |
/* if not within tab stop */
|
|
590 |
for (i = |
|
591 |
(el->el_cursor.h & 0370); |
|
592 |
i < (where & ~0x7); |
|
593 |
i += 8) |
|
594 |
terminal__putc(el, |
|
595 |
'\t'); |
|
596 |
/* then tab over */
|
|
597 |
el->el_cursor.h = where & ~0x7; |
|
598 |
}
|
|
599 |
}
|
|
600 |
/*
|
|
601 |
* it's usually cheaper to just write the
|
|
602 |
* chars, so we do.
|
|
603 |
*/
|
|
604 |
/*
|
|
605 |
* NOTE THAT terminal_overwrite() WILL CHANGE
|
|
606 |
* el->el_cursor.h!!!
|
|
607 |
*/
|
|
608 |
terminal_overwrite(el, &el->el_display[ |
|
609 |
el->el_cursor.v][el->el_cursor.h], |
|
610 |
(size_t)(where - el->el_cursor.h)); |
|
611 |
||
612 |
}
|
|
613 |
} else { /* del < 0 := moving backward */ |
|
614 |
if ((-del > 4) && GoodStr(T_LE)) |
|
615 |
terminal_tputs(el, tgoto(Str(T_LE), -del, -del), |
|
616 |
-del); |
|
617 |
else { /* can't go directly there */ |
|
618 |
/*
|
|
619 |
* if the "cost" is greater than the "cost"
|
|
620 |
* from col 0
|
|
621 |
*/
|
|
622 |
if (EL_CAN_TAB ? |
|
623 |
((unsigned int)-del > |
|
624 |
(((unsigned int) where >> 3) + |
|
625 |
(where & 07))) |
|
626 |
: (-del > where)) { |
|
627 |
terminal__putc(el, '\r');/* do a CR */ |
|
628 |
el->el_cursor.h = 0; |
|
629 |
goto mc_again; /* and try again */ |
|
630 |
}
|
|
631 |
for (i = 0; i < -del; i++) |
|
632 |
terminal__putc(el, '\b'); |
|
633 |
}
|
|
634 |
}
|
|
635 |
}
|
|
636 |
el->el_cursor.h = where; /* now where is here */ |
|
637 |
}
|
|
638 |
||
639 |
||
640 |
/* terminal_overwrite():
|
|
641 |
* Overstrike num characters
|
|
642 |
* Assumes MB_FILL_CHARs are present to keep the column count correct
|
|
643 |
*/
|
|
644 |
protected void |
|
645 |
terminal_overwrite(EditLine *el, const Char *cp, size_t n) |
|
646 |
{
|
|
647 |
#ifdef WIDECHAR
|
|
648 |
int width; |
|
649 |
#endif
|
|
650 |
||
651 |
if (n == 0) |
|
652 |
return; |
|
653 |
||
654 |
if (n > (size_t)el->el_terminal.t_size.h) { |
|
655 |
#ifdef DEBUG_SCREEN
|
|
656 |
(void) fprintf(el->el_errfile, |
|
657 |
"terminal_overwrite: n is riduculous: %d\r\n", n); |
|
658 |
#endif /* DEBUG_SCREEN */ |
|
659 |
return; |
|
660 |
}
|
|
661 |
||
662 |
do { |
|
663 |
#ifdef WIDECHAR
|
|
664 |
width = wcwidth(*cp); /* Returns -1 for faux character. */ |
|
665 |
if (width != -1) |
|
666 |
el->el_cursor.h += width; |
|
667 |
#else
|
|
668 |
el->el_cursor.h++; |
|
669 |
#endif
|
|
670 |
/* terminal__putc() ignores any MB_FILL_CHARs */
|
|
671 |
terminal__putc(el, *cp++); |
|
672 |
} while (--n); |
|
673 |
||
674 |
if (el->el_cursor.h >= el->el_terminal.t_size.h) { /* wrap? */ |
|
675 |
if (EL_HAS_AUTO_MARGINS) { /* yes */ |
|
676 |
el->el_cursor.h = 0; |
|
677 |
el->el_cursor.v++; |
|
678 |
if (EL_HAS_MAGIC_MARGINS) { |
|
679 |
/* force the wrap to avoid the "magic"
|
|
680 |
* situation */
|
|
681 |
Char c; |
|
682 |
if ((c = el->el_display[el->el_cursor.v] |
|
683 |
[el->el_cursor.h]) != '\0') { |
|
684 |
terminal_overwrite(el, &c, (size_t)1); |
|
685 |
#ifdef WIDECHAR
|
|
686 |
while (el->el_display[el->el_cursor.v] |
|
687 |
[el->el_cursor.h] == MB_FILL_CHAR) |
|
688 |
el->el_cursor.h++; |
|
689 |
#endif
|
|
690 |
} else { |
|
691 |
terminal__putc(el, ' '); |
|
692 |
el->el_cursor.h = 1; |
|
693 |
}
|
|
694 |
}
|
|
695 |
} else /* no wrap, but cursor stays on screen */ |
|
696 |
el->el_cursor.h = el->el_terminal.t_size.h - 1; |
|
697 |
}
|
|
698 |
}
|
|
699 |
||
700 |
||
701 |
/* terminal_deletechars():
|
|
702 |
* Delete num characters
|
|
703 |
*/
|
|
704 |
protected void |
|
705 |
terminal_deletechars(EditLine *el, int num) |
|
706 |
{
|
|
707 |
if (num <= 0) |
|
708 |
return; |
|
709 |
||
710 |
if (!EL_CAN_DELETE) { |
|
711 |
#ifdef DEBUG_EDIT
|
|
712 |
(void) fprintf(el->el_errfile, " ERROR: cannot delete \n"); |
|
713 |
#endif /* DEBUG_EDIT */ |
|
714 |
return; |
|
715 |
}
|
|
716 |
if (num > el->el_terminal.t_size.h) { |
|
717 |
#ifdef DEBUG_SCREEN
|
|
718 |
(void) fprintf(el->el_errfile, |
|
719 |
"terminal_deletechars: num is riduculous: %d\r\n", num); |
|
720 |
#endif /* DEBUG_SCREEN */ |
|
721 |
return; |
|
722 |
}
|
|
723 |
if (GoodStr(T_DC)) /* if I have multiple delete */ |
|
724 |
if ((num > 1) || !GoodStr(T_dc)) { /* if dc would be more |
|
725 |
* expen. */
|
|
726 |
terminal_tputs(el, tgoto(Str(T_DC), num, num), num); |
|
727 |
return; |
|
728 |
}
|
|
729 |
if (GoodStr(T_dm)) /* if I have delete mode */ |
|
730 |
terminal_tputs(el, Str(T_dm), 1); |
|
731 |
||
732 |
if (GoodStr(T_dc)) /* else do one at a time */ |
|
733 |
while (num--) |
|
734 |
terminal_tputs(el, Str(T_dc), 1); |
|
735 |
||
736 |
if (GoodStr(T_ed)) /* if I have delete mode */ |
|
737 |
terminal_tputs(el, Str(T_ed), 1); |
|
738 |
}
|
|
739 |
||
740 |
||
741 |
/* terminal_insertwrite():
|
|
742 |
* Puts terminal in insert character mode or inserts num
|
|
743 |
* characters in the line
|
|
744 |
* Assumes MB_FILL_CHARs are present to keep column count correct
|
|
745 |
*/
|
|
746 |
protected void |
|
747 |
terminal_insertwrite(EditLine *el, Char *cp, int num) |
|
748 |
{
|
|
749 |
if (num <= 0) |
|
750 |
return; |
|
751 |
if (!EL_CAN_INSERT) { |
|
752 |
#ifdef DEBUG_EDIT
|
|
753 |
(void) fprintf(el->el_errfile, " ERROR: cannot insert \n"); |
|
754 |
#endif /* DEBUG_EDIT */ |
|
755 |
return; |
|
756 |
}
|
|
757 |
if (num > el->el_terminal.t_size.h) { |
|
758 |
#ifdef DEBUG_SCREEN
|
|
759 |
(void) fprintf(el->el_errfile, |
|
760 |
"StartInsert: num is riduculous: %d\r\n", num); |
|
761 |
#endif /* DEBUG_SCREEN */ |
|
762 |
return; |
|
763 |
}
|
|
764 |
if (GoodStr(T_IC)) /* if I have multiple insert */ |
|
765 |
if ((num > 1) || !GoodStr(T_ic)) { |
|
766 |
/* if ic would be more expensive */
|
|
767 |
terminal_tputs(el, tgoto(Str(T_IC), num, num), num); |
|
768 |
terminal_overwrite(el, cp, (size_t)num); |
|
769 |
/* this updates el_cursor.h */
|
|
770 |
return; |
|
771 |
}
|
|
772 |
if (GoodStr(T_im) && GoodStr(T_ei)) { /* if I have insert mode */ |
|
773 |
terminal_tputs(el, Str(T_im), 1); |
|
774 |
||
775 |
el->el_cursor.h += num; |
|
776 |
do
|
|
777 |
terminal__putc(el, *cp++); |
|
778 |
while (--num); |
|
779 |
||
780 |
if (GoodStr(T_ip)) /* have to make num chars insert */ |
|
781 |
terminal_tputs(el, Str(T_ip), 1); |
|
782 |
||
783 |
terminal_tputs(el, Str(T_ei), 1); |
|
784 |
return; |
|
785 |
}
|
|
786 |
do { |
|
787 |
if (GoodStr(T_ic)) /* have to make num chars insert */ |
|
788 |
terminal_tputs(el, Str(T_ic), 1); |
|
789 |
||
790 |
terminal__putc(el, *cp++); |
|
791 |
||
792 |
el->el_cursor.h++; |
|
793 |
||
794 |
if (GoodStr(T_ip)) /* have to make num chars insert */ |
|
795 |
terminal_tputs(el, Str(T_ip), 1); |
|
796 |
/* pad the inserted char */
|
|
797 |
||
798 |
} while (--num); |
|
799 |
}
|
|
800 |
||
801 |
||
802 |
/* terminal_clear_EOL():
|
|
803 |
* clear to end of line. There are num characters to clear
|
|
804 |
*/
|
|
805 |
protected void |
|
806 |
terminal_clear_EOL(EditLine *el, int num) |
|
807 |
{
|
|
808 |
int i; |
|
809 |
||
810 |
if (EL_CAN_CEOL && GoodStr(T_ce)) |
|
811 |
terminal_tputs(el, Str(T_ce), 1); |
|
812 |
else { |
|
813 |
for (i = 0; i < num; i++) |
|
814 |
terminal__putc(el, ' '); |
|
815 |
el->el_cursor.h += num; /* have written num spaces */ |
|
816 |
}
|
|
817 |
}
|
|
818 |
||
819 |
||
820 |
/* terminal_clear_screen():
|
|
821 |
* Clear the screen
|
|
822 |
*/
|
|
823 |
protected void |
|
824 |
terminal_clear_screen(EditLine *el) |
|
825 |
{ /* clear the whole screen and home */ |
|
826 |
||
827 |
if (GoodStr(T_cl)) |
|
828 |
/* send the clear screen code */
|
|
829 |
terminal_tputs(el, Str(T_cl), Val(T_li)); |
|
830 |
else if (GoodStr(T_ho) && GoodStr(T_cd)) { |
|
831 |
terminal_tputs(el, Str(T_ho), Val(T_li)); /* home */ |
|
832 |
/* clear to bottom of screen */
|
|
833 |
terminal_tputs(el, Str(T_cd), Val(T_li)); |
|
834 |
} else { |
|
835 |
terminal__putc(el, '\r'); |
|
836 |
terminal__putc(el, '\n'); |
|
837 |
}
|
|
838 |
}
|
|
839 |
||
840 |
||
841 |
/* terminal_beep():
|
|
842 |
* Beep the way the terminal wants us
|
|
843 |
*/
|
|
844 |
protected void |
|
845 |
terminal_beep(EditLine *el) |
|
846 |
{
|
|
847 |
if (GoodStr(T_bl)) |
|
848 |
/* what termcap says we should use */
|
|
849 |
terminal_tputs(el, Str(T_bl), 1); |
|
850 |
else
|
|
851 |
terminal__putc(el, '\007'); /* an ASCII bell; ^G */ |
|
852 |
}
|
|
853 |
||
854 |
||
855 |
protected void |
|
856 |
terminal_get(EditLine *el, const char **term) |
|
857 |
{
|
|
858 |
*term = el->el_terminal.t_name; |
|
859 |
}
|
|
860 |
||
861 |
||
862 |
/* terminal_set():
|
|
863 |
* Read in the terminal capabilities from the requested terminal
|
|
864 |
*/
|
|
865 |
protected int |
|
866 |
terminal_set(EditLine *el, const char *term) |
|
867 |
{
|
|
868 |
int i; |
|
869 |
char buf[TC_BUFSIZE]; |
|
870 |
char *area; |
|
871 |
const struct termcapstr *t; |
|
872 |
sigset_t oset, nset; |
|
873 |
int lins, cols; |
|
874 |
||
875 |
(void) sigemptyset(&nset); |
|
876 |
(void) sigaddset(&nset, SIGWINCH); |
|
877 |
(void) sigprocmask(SIG_BLOCK, &nset, &oset); |
|
878 |
||
879 |
area = buf; |
|
880 |
||
881 |
||
882 |
if (term == NULL) |
|
883 |
term = getenv("TERM"); |
|
884 |
||
885 |
if (!term || !term[0]) |
|
886 |
term = "dumb"; |
|
887 |
||
888 |
if (strcmp(term, "emacs") == 0) |
|
889 |
el->el_flags |= EDIT_DISABLED; |
|
890 |
||
891 |
memset(el->el_terminal.t_cap, 0, TC_BUFSIZE); |
|
892 |
||
893 |
i = tgetent(el->el_terminal.t_cap, term); |
|
894 |
||
895 |
if (i <= 0) { |
|
896 |
if (i == -1) |
|
897 |
(void) fprintf(el->el_errfile, |
|
898 |
"Cannot read termcap database;\n"); |
|
899 |
else if (i == 0) |
|
900 |
(void) fprintf(el->el_errfile, |
|
901 |
"No entry for terminal type \"%s\";\n", term); |
|
902 |
(void) fprintf(el->el_errfile, |
|
903 |
"using dumb terminal settings.\n"); |
|
904 |
Val(T_co) = 80; /* do a dumb terminal */ |
|
905 |
Val(T_pt) = Val(T_km) = Val(T_li) = 0; |
|
906 |
Val(T_xt) = Val(T_MT); |
|
907 |
for (t = tstr; t->name != NULL; t++) |
|
908 |
terminal_alloc(el, t, NULL); |
|
909 |
} else { |
|
910 |
/* auto/magic margins */
|
|
911 |
Val(T_am) = tgetflag("am"); |
|
912 |
Val(T_xn) = tgetflag("xn"); |
|
913 |
/* Can we tab */
|
|
914 |
Val(T_pt) = tgetflag("pt"); |
|
915 |
Val(T_xt) = tgetflag("xt"); |
|
916 |
/* do we have a meta? */
|
|
917 |
Val(T_km) = tgetflag("km"); |
|
918 |
Val(T_MT) = tgetflag("MT"); |
|
919 |
/* Get the size */
|
|
920 |
Val(T_co) = tgetnum("co"); |
|
921 |
Val(T_li) = tgetnum("li"); |
|
922 |
for (t = tstr; t->name != NULL; t++) { |
|
923 |
/* XXX: some systems' tgetstr needs non const */
|
|
924 |
terminal_alloc(el, t, tgetstr(strchr(t->name, *t->name), |
|
925 |
&area)); |
|
926 |
}
|
|
927 |
}
|
|
928 |
||
929 |
if (Val(T_co) < 2) |
|
930 |
Val(T_co) = 80; /* just in case */ |
|
931 |
if (Val(T_li) < 1) |
|
932 |
Val(T_li) = 24; |
|
933 |
||
934 |
el->el_terminal.t_size.v = Val(T_co); |
|
935 |
el->el_terminal.t_size.h = Val(T_li); |
|
936 |
||
937 |
terminal_setflags(el); |
|
938 |
||
939 |
/* get the correct window size */
|
|
940 |
(void) terminal_get_size(el, &lins, &cols); |
|
941 |
if (terminal_change_size(el, lins, cols) == -1) |
|
942 |
return -1; |
|
943 |
(void) sigprocmask(SIG_SETMASK, &oset, NULL); |
|
944 |
terminal_bind_arrow(el); |
|
945 |
el->el_terminal.t_name = term; |
|
946 |
return i <= 0 ? -1 : 0; |
|
947 |
}
|
|
948 |
||
949 |
||
950 |
/* terminal_get_size():
|
|
951 |
* Return the new window size in lines and cols, and
|
|
952 |
* true if the size was changed.
|
|
953 |
*/
|
|
954 |
protected int |
|
955 |
terminal_get_size(EditLine *el, int *lins, int *cols) |
|
956 |
{
|
|
957 |
||
958 |
*cols = Val(T_co); |
|
959 |
*lins = Val(T_li); |
|
960 |
||
961 |
#ifdef TIOCGWINSZ
|
|
962 |
{
|
|
963 |
struct winsize ws; |
|
964 |
if (ioctl(el->el_infd, TIOCGWINSZ, &ws) != -1) { |
|
965 |
if (ws.ws_col) |
|
966 |
*cols = ws.ws_col; |
|
967 |
if (ws.ws_row) |
|
968 |
*lins = ws.ws_row; |
|
969 |
}
|
|
970 |
}
|
|
971 |
#endif
|
|
972 |
#ifdef TIOCGSIZE
|
|
973 |
{
|
|
974 |
struct ttysize ts; |
|
975 |
if (ioctl(el->el_infd, TIOCGSIZE, &ts) != -1) { |
|
976 |
if (ts.ts_cols) |
|
977 |
*cols = ts.ts_cols; |
|
978 |
if (ts.ts_lines) |
|
979 |
*lins = ts.ts_lines; |
|
980 |
}
|
|
981 |
}
|
|
982 |
#endif
|
|
983 |
return Val(T_co) != *cols || Val(T_li) != *lins; |
|
984 |
}
|
|
985 |
||
986 |
||
987 |
/* terminal_change_size():
|
|
988 |
* Change the size of the terminal
|
|
989 |
*/
|
|
990 |
protected int |
|
991 |
terminal_change_size(EditLine *el, int lins, int cols) |
|
992 |
{
|
|
993 |
/*
|
|
994 |
* Just in case
|
|
995 |
*/
|
|
996 |
Val(T_co) = (cols < 2) ? 80 : cols; |
|
997 |
Val(T_li) = (lins < 1) ? 24 : lins; |
|
998 |
||
999 |
/* re-make display buffers */
|
|
1000 |
if (terminal_rebuffer_display(el) == -1) |
|
1001 |
return -1; |
|
1002 |
re_clear_display(el); |
|
1003 |
return 0; |
|
1004 |
}
|
|
1005 |
||
1006 |
||
1007 |
/* terminal_init_arrow():
|
|
1008 |
* Initialize the arrow key bindings from termcap
|
|
1009 |
*/
|
|
1010 |
private void |
|
1011 |
terminal_init_arrow(EditLine *el) |
|
1012 |
{
|
|
1013 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1014 |
||
1015 |
arrow[A_K_DN].name = STR("down"); |
|
1016 |
arrow[A_K_DN].key = T_kd; |
|
1017 |
arrow[A_K_DN].fun.cmd = ED_NEXT_HISTORY; |
|
1018 |
arrow[A_K_DN].type = XK_CMD; |
|
1019 |
||
1020 |
arrow[A_K_UP].name = STR("up"); |
|
1021 |
arrow[A_K_UP].key = T_ku; |
|
1022 |
arrow[A_K_UP].fun.cmd = ED_PREV_HISTORY; |
|
1023 |
arrow[A_K_UP].type = XK_CMD; |
|
1024 |
||
1025 |
arrow[A_K_LT].name = STR("left"); |
|
1026 |
arrow[A_K_LT].key = T_kl; |
|
1027 |
arrow[A_K_LT].fun.cmd = ED_PREV_CHAR; |
|
1028 |
arrow[A_K_LT].type = XK_CMD; |
|
1029 |
||
1030 |
arrow[A_K_RT].name = STR("right"); |
|
1031 |
arrow[A_K_RT].key = T_kr; |
|
1032 |
arrow[A_K_RT].fun.cmd = ED_NEXT_CHAR; |
|
1033 |
arrow[A_K_RT].type = XK_CMD; |
|
1034 |
||
1035 |
arrow[A_K_HO].name = STR("home"); |
|
1036 |
arrow[A_K_HO].key = T_kh; |
|
1037 |
arrow[A_K_HO].fun.cmd = ED_MOVE_TO_BEG; |
|
1038 |
arrow[A_K_HO].type = XK_CMD; |
|
1039 |
||
1040 |
arrow[A_K_EN].name = STR("end"); |
|
1041 |
arrow[A_K_EN].key = T_at7; |
|
1042 |
arrow[A_K_EN].fun.cmd = ED_MOVE_TO_END; |
|
1043 |
arrow[A_K_EN].type = XK_CMD; |
|
1044 |
}
|
|
1045 |
||
1046 |
||
1047 |
/* terminal_reset_arrow():
|
|
1048 |
* Reset arrow key bindings
|
|
1049 |
*/
|
|
1050 |
private void |
|
1051 |
terminal_reset_arrow(EditLine *el) |
|
1052 |
{
|
|
1053 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1054 |
static const Char strA[] = {033, '[', 'A', '\0'}; |
|
1055 |
static const Char strB[] = {033, '[', 'B', '\0'}; |
|
1056 |
static const Char strC[] = {033, '[', 'C', '\0'}; |
|
1057 |
static const Char strD[] = {033, '[', 'D', '\0'}; |
|
1058 |
static const Char strH[] = {033, '[', 'H', '\0'}; |
|
1059 |
static const Char strF[] = {033, '[', 'F', '\0'}; |
|
1060 |
static const Char stOA[] = {033, 'O', 'A', '\0'}; |
|
1061 |
static const Char stOB[] = {033, 'O', 'B', '\0'}; |
|
1062 |
static const Char stOC[] = {033, 'O', 'C', '\0'}; |
|
1063 |
static const Char stOD[] = {033, 'O', 'D', '\0'}; |
|
1064 |
static const Char stOH[] = {033, 'O', 'H', '\0'}; |
|
1065 |
static const Char stOF[] = {033, 'O', 'F', '\0'}; |
|
1066 |
||
1067 |
keymacro_add(el, strA, &arrow[A_K_UP].fun, arrow[A_K_UP].type); |
|
1068 |
keymacro_add(el, strB, &arrow[A_K_DN].fun, arrow[A_K_DN].type); |
|
1069 |
keymacro_add(el, strC, &arrow[A_K_RT].fun, arrow[A_K_RT].type); |
|
1070 |
keymacro_add(el, strD, &arrow[A_K_LT].fun, arrow[A_K_LT].type); |
|
1071 |
keymacro_add(el, strH, &arrow[A_K_HO].fun, arrow[A_K_HO].type); |
|
1072 |
keymacro_add(el, strF, &arrow[A_K_EN].fun, arrow[A_K_EN].type); |
|
1073 |
keymacro_add(el, stOA, &arrow[A_K_UP].fun, arrow[A_K_UP].type); |
|
1074 |
keymacro_add(el, stOB, &arrow[A_K_DN].fun, arrow[A_K_DN].type); |
|
1075 |
keymacro_add(el, stOC, &arrow[A_K_RT].fun, arrow[A_K_RT].type); |
|
1076 |
keymacro_add(el, stOD, &arrow[A_K_LT].fun, arrow[A_K_LT].type); |
|
1077 |
keymacro_add(el, stOH, &arrow[A_K_HO].fun, arrow[A_K_HO].type); |
|
1078 |
keymacro_add(el, stOF, &arrow[A_K_EN].fun, arrow[A_K_EN].type); |
|
1079 |
||
1080 |
if (el->el_map.type != MAP_VI) |
|
1081 |
return; |
|
1082 |
keymacro_add(el, &strA[1], &arrow[A_K_UP].fun, arrow[A_K_UP].type); |
|
1083 |
keymacro_add(el, &strB[1], &arrow[A_K_DN].fun, arrow[A_K_DN].type); |
|
1084 |
keymacro_add(el, &strC[1], &arrow[A_K_RT].fun, arrow[A_K_RT].type); |
|
1085 |
keymacro_add(el, &strD[1], &arrow[A_K_LT].fun, arrow[A_K_LT].type); |
|
1086 |
keymacro_add(el, &strH[1], &arrow[A_K_HO].fun, arrow[A_K_HO].type); |
|
1087 |
keymacro_add(el, &strF[1], &arrow[A_K_EN].fun, arrow[A_K_EN].type); |
|
1088 |
keymacro_add(el, &stOA[1], &arrow[A_K_UP].fun, arrow[A_K_UP].type); |
|
1089 |
keymacro_add(el, &stOB[1], &arrow[A_K_DN].fun, arrow[A_K_DN].type); |
|
1090 |
keymacro_add(el, &stOC[1], &arrow[A_K_RT].fun, arrow[A_K_RT].type); |
|
1091 |
keymacro_add(el, &stOD[1], &arrow[A_K_LT].fun, arrow[A_K_LT].type); |
|
1092 |
keymacro_add(el, &stOH[1], &arrow[A_K_HO].fun, arrow[A_K_HO].type); |
|
1093 |
keymacro_add(el, &stOF[1], &arrow[A_K_EN].fun, arrow[A_K_EN].type); |
|
1094 |
}
|
|
1095 |
||
1096 |
||
1097 |
/* terminal_set_arrow():
|
|
1098 |
* Set an arrow key binding
|
|
1099 |
*/
|
|
1100 |
protected int |
|
1101 |
terminal_set_arrow(EditLine *el, const Char *name, keymacro_value_t *fun, |
|
1102 |
int type) |
|
1103 |
{
|
|
1104 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1105 |
int i; |
|
1106 |
||
1107 |
for (i = 0; i < A_K_NKEYS; i++) |
|
1108 |
if (Strcmp(name, arrow[i].name) == 0) { |
|
1109 |
arrow[i].fun = *fun; |
|
1110 |
arrow[i].type = type; |
|
1111 |
return 0; |
|
1112 |
}
|
|
1113 |
return -1; |
|
1114 |
}
|
|
1115 |
||
1116 |
||
1117 |
/* terminal_clear_arrow():
|
|
1118 |
* Clear an arrow key binding
|
|
1119 |
*/
|
|
1120 |
protected int |
|
1121 |
terminal_clear_arrow(EditLine *el, const Char *name) |
|
1122 |
{
|
|
1123 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1124 |
int i; |
|
1125 |
||
1126 |
for (i = 0; i < A_K_NKEYS; i++) |
|
1127 |
if (Strcmp(name, arrow[i].name) == 0) { |
|
1128 |
arrow[i].type = XK_NOD; |
|
1129 |
return 0; |
|
1130 |
}
|
|
1131 |
return -1; |
|
1132 |
}
|
|
1133 |
||
1134 |
||
1135 |
/* terminal_print_arrow():
|
|
1136 |
* Print the arrow key bindings
|
|
1137 |
*/
|
|
1138 |
protected void |
|
1139 |
terminal_print_arrow(EditLine *el, const Char *name) |
|
1140 |
{
|
|
1141 |
int i; |
|
1142 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1143 |
||
1144 |
for (i = 0; i < A_K_NKEYS; i++) |
|
1145 |
if (*name == '\0' || Strcmp(name, arrow[i].name) == 0) |
|
1146 |
if (arrow[i].type != XK_NOD) |
|
1147 |
keymacro_kprint(el, arrow[i].name, |
|
1148 |
&arrow[i].fun, arrow[i].type); |
|
1149 |
}
|
|
1150 |
||
1151 |
||
1152 |
/* terminal_bind_arrow():
|
|
1153 |
* Bind the arrow keys
|
|
1154 |
*/
|
|
1155 |
protected void |
|
1156 |
terminal_bind_arrow(EditLine *el) |
|
1157 |
{
|
|
1158 |
el_action_t *map; |
|
1159 |
const el_action_t *dmap; |
|
1160 |
int i, j; |
|
1161 |
char *p; |
|
1162 |
funckey_t *arrow = el->el_terminal.t_fkey; |
|
1163 |
||
1164 |
/* Check if the components needed are initialized */
|
|
1165 |
if (el->el_terminal.t_buf == NULL || el->el_map.key == NULL) |
|
1166 |
return; |
|
1167 |
||
1168 |
map = el->el_map.type == MAP_VI ? el->el_map.alt : el->el_map.key; |
|
1169 |
dmap = el->el_map.type == MAP_VI ? el->el_map.vic : el->el_map.emacs; |
|
1170 |
||
1171 |
terminal_reset_arrow(el); |
|
1172 |
||
1173 |
for (i = 0; i < A_K_NKEYS; i++) { |
|
1174 |
Char wt_str[VISUAL_WIDTH_MAX]; |
|
1175 |
Char *px; |
|
1176 |
size_t n; |
|
1177 |
||
1178 |
p = el->el_terminal.t_str[arrow[i].key]; |
|
1179 |
if (!p || !*p) |
|
1180 |
continue; |
|
1181 |
for (n = 0; n < VISUAL_WIDTH_MAX && p[n]; ++n) |
|
1182 |
wt_str[n] = p[n]; |
|
1183 |
while (n < VISUAL_WIDTH_MAX) |
|
1184 |
wt_str[n++] = '\0'; |
|
1185 |
px = wt_str; |
|
1186 |
j = (unsigned char) *p; |
|
1187 |
/*
|
|
1188 |
* Assign the arrow keys only if:
|
|
1189 |
*
|
|
1190 |
* 1. They are multi-character arrow keys and the user
|
|
1191 |
* has not re-assigned the leading character, or
|
|
1192 |
* has re-assigned the leading character to be
|
|
1193 |
* ED_SEQUENCE_LEAD_IN
|
|
1194 |
* 2. They are single arrow keys pointing to an
|
|
1195 |
* unassigned key.
|
|
1196 |
*/
|
|
1197 |
if (arrow[i].type == XK_NOD) |
|
1198 |
keymacro_clear(el, map, px); |
|
1199 |
else { |
|
1200 |
if (p[1] && (dmap[j] == map[j] || |
|
1201 |
map[j] == ED_SEQUENCE_LEAD_IN)) { |
|
1202 |
keymacro_add(el, px, &arrow[i].fun, |
|
1203 |
arrow[i].type); |
|
1204 |
map[j] = ED_SEQUENCE_LEAD_IN; |
|
1205 |
} else if (map[j] == ED_UNASSIGNED) { |
|
1206 |
keymacro_clear(el, map, px); |
|
1207 |
if (arrow[i].type == XK_CMD) |
|
1208 |
map[j] = arrow[i].fun.cmd; |
|
1209 |
else
|
|
1210 |
keymacro_add(el, px, &arrow[i].fun, |
|
1211 |
arrow[i].type); |
|
1212 |
}
|
|
1213 |
}
|
|
1214 |
}
|
|
1215 |
}
|
|
1216 |
||
1217 |
/* terminal_putc():
|
|
1218 |
* Add a character
|
|
1219 |
*/
|
|
1220 |
private int |
|
1221 |
terminal_putc(int c) |
|
1222 |
{
|
|
1223 |
if (terminal_outfile == NULL) |
|
1224 |
return -1; |
|
1225 |
return fputc(c, terminal_outfile); |
|
1226 |
}
|
|
1227 |
||
1228 |
private void |
|
1229 |
terminal_tputs(EditLine *el, const char *cap, int affcnt) |
|
1230 |
{
|
|
1231 |
#ifdef _REENTRANT
|
|
1232 |
pthread_mutex_lock(&terminal_mutex); |
|
1233 |
#endif
|
|
1234 |
terminal_outfile = el->el_outfile; |
|
1235 |
(void)tputs(cap, affcnt, terminal_putc); |
|
1236 |
#ifdef _REENTRANT
|
|
1237 |
pthread_mutex_unlock(&terminal_mutex); |
|
1238 |
#endif
|
|
1239 |
}
|
|
1240 |
||
1241 |
/* terminal__putc():
|
|
1242 |
* Add a character
|
|
1243 |
*/
|
|
1244 |
protected int |
|
1245 |
terminal__putc(EditLine *el, Int c) |
|
1246 |
{
|
|
1247 |
char buf[MB_LEN_MAX +1]; |
|
1248 |
ssize_t i; |
|
1249 |
mbstate_t state; |
|
1250 |
||
1251 |
memset(&state, 0, sizeof(mbstate_t)); |
|
1252 |
if (c == (Int)MB_FILL_CHAR) |
|
1253 |
return 0; |
|
1254 |
i = ct_encode_char(buf, (size_t)MB_CUR_MAX, c, &state); |
|
1255 |
if (i <= 0) |
|
1256 |
return (int)i; |
|
1257 |
buf[i] = '\0'; |
|
1258 |
return fputs(buf, el->el_outfile); |
|
1259 |
}
|
|
1260 |
||
1261 |
/* terminal__flush():
|
|
1262 |
* Flush output
|
|
1263 |
*/
|
|
1264 |
protected void |
|
1265 |
terminal__flush(EditLine *el) |
|
1266 |
{
|
|
1267 |
||
1268 |
(void) fflush(el->el_outfile); |
|
1269 |
}
|
|
1270 |
||
1271 |
/* terminal_writec():
|
|
1272 |
* Write the given character out, in a human readable form
|
|
1273 |
*/
|
|
1274 |
protected void |
|
1275 |
terminal_writec(EditLine *el, Int c) |
|
1276 |
{
|
|
1277 |
Char visbuf[VISUAL_WIDTH_MAX +1]; |
|
1278 |
ssize_t vcnt = ct_visual_char(visbuf, VISUAL_WIDTH_MAX, c); |
|
1279 |
visbuf[vcnt] = '\0'; |
|
1280 |
terminal_overwrite(el, visbuf, (size_t)vcnt); |
|
1281 |
terminal__flush(el); |
|
1282 |
}
|
|
1283 |
||
1284 |
||
1285 |
/* terminal_telltc():
|
|
1286 |
* Print the current termcap characteristics
|
|
1287 |
*/
|
|
1288 |
protected int |
|
1289 |
/*ARGSUSED*/
|
|
1290 |
terminal_telltc(EditLine *el, int argc __attribute__((__unused__)), |
|
1291 |
const Char **argv __attribute__((__unused__))) |
|
1292 |
{
|
|
1293 |
const struct termcapstr *t; |
|
1294 |
char **ts; |
|
1295 |
||
1296 |
(void) fprintf(el->el_outfile, "\n\tYour terminal has the\n"); |
|
1297 |
(void) fprintf(el->el_outfile, "\tfollowing characteristics:\n\n"); |
|
1298 |
(void) fprintf(el->el_outfile, "\tIt has %d columns and %d lines\n", |
|
1299 |
Val(T_co), Val(T_li)); |
|
1300 |
(void) fprintf(el->el_outfile, |
|
1301 |
"\tIt has %s meta key\n", EL_HAS_META ? "a" : "no"); |
|
1302 |
(void) fprintf(el->el_outfile, |
|
1303 |
"\tIt can%suse tabs\n", EL_CAN_TAB ? " " : "not "); |
|
1304 |
(void) fprintf(el->el_outfile, "\tIt %s automatic margins\n", |
|
1305 |
EL_HAS_AUTO_MARGINS ? "has" : "does not have"); |
|
1306 |
if (EL_HAS_AUTO_MARGINS) |
|
1307 |
(void) fprintf(el->el_outfile, "\tIt %s magic margins\n", |
|
1308 |
EL_HAS_MAGIC_MARGINS ? "has" : "does not have"); |
|
1309 |
||
1310 |
for (t = tstr, ts = el->el_terminal.t_str; t->name != NULL; t++, ts++) { |
|
1311 |
const char *ub; |
|
1312 |
if (*ts && **ts) { |
|
1313 |
ub = ct_encode_string(ct_visual_string( |
|
1314 |
ct_decode_string(*ts, &el->el_scratch)), |
|
1315 |
&el->el_scratch); |
|
1316 |
} else { |
|
1317 |
ub = "(empty)"; |
|
1318 |
}
|
|
1319 |
(void) fprintf(el->el_outfile, "\t%25s (%s) == %s\n", |
|
1320 |
t->long_name, t->name, ub); |
|
1321 |
}
|
|
1322 |
(void) fputc('\n', el->el_outfile); |
|
1323 |
return 0; |
|
1324 |
}
|
|
1325 |
||
1326 |
||
1327 |
/* terminal_settc():
|
|
1328 |
* Change the current terminal characteristics
|
|
1329 |
*/
|
|
1330 |
protected int |
|
1331 |
/*ARGSUSED*/
|
|
1332 |
terminal_settc(EditLine *el, int argc __attribute__((__unused__)), |
|
1333 |
const Char **argv) |
|
1334 |
{
|
|
1335 |
const struct termcapstr *ts; |
|
1336 |
const struct termcapval *tv; |
|
1337 |
char what[8], how[8]; |
|
1338 |
||
1339 |
if (argv == NULL || argv[1] == NULL || argv[2] == NULL) |
|
1340 |
return -1; |
|
1341 |
||
1342 |
strncpy(what, ct_encode_string(argv[1], &el->el_scratch), sizeof(what)); |
|
1343 |
what[sizeof(what) - 1] = '\0'; |
|
1344 |
strncpy(how, ct_encode_string(argv[2], &el->el_scratch), sizeof(how)); |
|
1345 |
how[sizeof(how) - 1] = '\0'; |
|
1346 |
||
1347 |
/*
|
|
1348 |
* Do the strings first
|
|
1349 |
*/
|
|
1350 |
for (ts = tstr; ts->name != NULL; ts++) |
|
1351 |
if (strcmp(ts->name, what) == 0) |
|
1352 |
break; |
|
1353 |
||
1354 |
if (ts->name != NULL) { |
|
1355 |
terminal_alloc(el, ts, how); |
|
1356 |
terminal_setflags(el); |
|
1357 |
return 0; |
|
1358 |
}
|
|
1359 |
/*
|
|
1360 |
* Do the numeric ones second
|
|
1361 |
*/
|
|
1362 |
for (tv = tval; tv->name != NULL; tv++) |
|
1363 |
if (strcmp(tv->name, what) == 0) |
|
1364 |
break; |
|
1365 |
||
1366 |
if (tv->name != NULL) |
|
1367 |
return -1; |
|
1368 |
||
1369 |
if (tv == &tval[T_pt] || tv == &tval[T_km] || |
|
1370 |
tv == &tval[T_am] || tv == &tval[T_xn]) { |
|
1371 |
if (strcmp(how, "yes") == 0) |
|
1372 |
el->el_terminal.t_val[tv - tval] = 1; |
|
1373 |
else if (strcmp(how, "no") == 0) |
|
1374 |
el->el_terminal.t_val[tv - tval] = 0; |
|
1375 |
else { |
|
1376 |
(void) fprintf(el->el_errfile, |
|
1377 |
"" FSTR ": Bad value `%s'.\n", argv[0], how); |
|
1378 |
return -1; |
|
1379 |
}
|
|
1380 |
terminal_setflags(el); |
|
1381 |
if (terminal_change_size(el, Val(T_li), Val(T_co)) == -1) |
|
1382 |
return -1; |
|
1383 |
return 0; |
|
1384 |
} else { |
|
1385 |
long i; |
|
1386 |
char *ep; |
|
1387 |
||
1388 |
i = strtol(how, &ep, 10); |
|
1389 |
if (*ep != '\0') { |
|
1390 |
(void) fprintf(el->el_errfile, |
|
1391 |
"" FSTR ": Bad value `%s'.\n", argv[0], how); |
|
1392 |
return -1; |
|
1393 |
}
|
|
1394 |
el->el_terminal.t_val[tv - tval] = (int) i; |
|
1395 |
el->el_terminal.t_size.v = Val(T_co); |
|
1396 |
el->el_terminal.t_size.h = Val(T_li); |
|
1397 |
if (tv == &tval[T_co] || tv == &tval[T_li]) |
|
1398 |
if (terminal_change_size(el, Val(T_li), Val(T_co)) |
|
1399 |
== -1) |
|
1400 |
return -1; |
|
1401 |
return 0; |
|
1402 |
}
|
|
1403 |
}
|
|
1404 |
||
1405 |
||
1406 |
/* terminal_gettc():
|
|
1407 |
* Get the current terminal characteristics
|
|
1408 |
*/
|
|
1409 |
protected int |
|
1410 |
/*ARGSUSED*/
|
|
1411 |
terminal_gettc(EditLine *el, int argc __attribute__((__unused__)), char **argv) |
|
1412 |
{
|
|
1413 |
const struct termcapstr *ts; |
|
1414 |
const struct termcapval *tv; |
|
1415 |
char *what; |
|
1416 |
void *how; |
|
1417 |
||
1418 |
if (argv == NULL || argv[1] == NULL || argv[2] == NULL) |
|
1419 |
return -1; |
|
1420 |
||
1421 |
what = argv[1]; |
|
1422 |
how = argv[2]; |
|
1423 |
||
1424 |
/*
|
|
1425 |
* Do the strings first
|
|
1426 |
*/
|
|
1427 |
for (ts = tstr; ts->name != NULL; ts++) |
|
1428 |
if (strcmp(ts->name, what) == 0) |
|
1429 |
break; |
|
1430 |
||
1431 |
if (ts->name != NULL) { |
|
1432 |
*(char **)how = el->el_terminal.t_str[ts - tstr]; |
|
1433 |
return 0; |
|
1434 |
}
|
|
1435 |
/*
|
|
1436 |
* Do the numeric ones second
|
|
1437 |
*/
|
|
1438 |
for (tv = tval; tv->name != NULL; tv++) |
|
1439 |
if (strcmp(tv->name, what) == 0) |
|
1440 |
break; |
|
1441 |
||
1442 |
if (tv->name == NULL) |
|
1443 |
return -1; |
|
1444 |
||
1445 |
if (tv == &tval[T_pt] || tv == &tval[T_km] || |
|
1446 |
tv == &tval[T_am] || tv == &tval[T_xn]) { |
|
1447 |
static char yes[] = "yes"; |
|
1448 |
static char no[] = "no"; |
|
1449 |
if (el->el_terminal.t_val[tv - tval]) |
|
1450 |
*(char **)how = yes; |
|
1451 |
else
|
|
1452 |
*(char **)how = no; |
|
1453 |
return 0; |
|
1454 |
} else { |
|
1455 |
*(int *)how = el->el_terminal.t_val[tv - tval]; |
|
1456 |
return 0; |
|
1457 |
}
|
|
1458 |
}
|
|
1459 |
||
1460 |
/* terminal_echotc():
|
|
1461 |
* Print the termcap string out with variable substitution
|
|
1462 |
*/
|
|
1463 |
protected int |
|
1464 |
/*ARGSUSED*/
|
|
1465 |
terminal_echotc(EditLine *el, int argc __attribute__((__unused__)), |
|
1466 |
const Char **argv) |
|
1467 |
{
|
|
1468 |
char *cap, *scap; |
|
1469 |
Char *ep; |
|
1470 |
int arg_need, arg_cols, arg_rows; |
|
1471 |
int verbose = 0, silent = 0; |
|
1472 |
char *area; |
|
1473 |
static const char fmts[] = "%s\n", fmtd[] = "%d\n"; |
|
1474 |
const struct termcapstr *t; |
|
1475 |
char buf[TC_BUFSIZE]; |
|
1476 |
long i; |
|
1477 |
||
1478 |
area = buf; |
|
1479 |
||
1480 |
if (argv == NULL || argv[1] == NULL) |
|
1481 |
return -1; |
|
1482 |
argv++; |
|
1483 |
||
1484 |
if (argv[0][0] == '-') { |
|
1485 |
switch (argv[0][1]) { |
|
1486 |
case 'v': |
|
1487 |
verbose = 1; |
|
1488 |
break; |
|
1489 |
case 's': |
|
1490 |
silent = 1; |
|
1491 |
break; |
|
1492 |
default: |
|
1493 |
/* stderror(ERR_NAME | ERR_TCUSAGE); */
|
|
1494 |
break; |
|
1495 |
}
|
|
1496 |
argv++; |
|
1497 |
}
|
|
1498 |
if (!*argv || *argv[0] == '\0') |
|
1499 |
return 0; |
|
1500 |
if (Strcmp(*argv, STR("tabs")) == 0) { |
|
1501 |
(void) fprintf(el->el_outfile, fmts, EL_CAN_TAB ? "yes" : "no"); |
|
1502 |
return 0; |
|
1503 |
} else if (Strcmp(*argv, STR("meta")) == 0) { |
|
1504 |
(void) fprintf(el->el_outfile, fmts, Val(T_km) ? "yes" : "no"); |
|
1505 |
return 0; |
|
1506 |
} else if (Strcmp(*argv, STR("xn")) == 0) { |
|
1507 |
(void) fprintf(el->el_outfile, fmts, EL_HAS_MAGIC_MARGINS ? |
|
1508 |
"yes" : "no"); |
|
1509 |
return 0; |
|
1510 |
} else if (Strcmp(*argv, STR("am")) == 0) { |
|
1511 |
(void) fprintf(el->el_outfile, fmts, EL_HAS_AUTO_MARGINS ? |
|
1512 |
"yes" : "no"); |
|
1513 |
return 0; |
|
1514 |
} else if (Strcmp(*argv, STR("baud")) == 0) { |
|
1515 |
(void) fprintf(el->el_outfile, fmtd, (int)el->el_tty.t_speed); |
|
1516 |
return 0; |
|
1517 |
} else if (Strcmp(*argv, STR("rows")) == 0 || |
|
1518 |
Strcmp(*argv, STR("lines")) == 0) { |
|
1519 |
(void) fprintf(el->el_outfile, fmtd, Val(T_li)); |
|
1520 |
return 0; |
|
1521 |
} else if (Strcmp(*argv, STR("cols")) == 0) { |
|
1522 |
(void) fprintf(el->el_outfile, fmtd, Val(T_co)); |
|
1523 |
return 0; |
|
1524 |
}
|
|
1525 |
/*
|
|
1526 |
* Try to use our local definition first
|
|
1527 |
*/
|
|
1528 |
scap = NULL; |
|
1529 |
for (t = tstr; t->name != NULL; t++) |
|
1530 |
if (strcmp(t->name, |
|
1531 |
ct_encode_string(*argv, &el->el_scratch)) == 0) { |
|
1532 |
scap = el->el_terminal.t_str[t - tstr]; |
|
1533 |
break; |
|
1534 |
}
|
|
1535 |
if (t->name == NULL) { |
|
1536 |
/* XXX: some systems' tgetstr needs non const */
|
|
1537 |
scap = tgetstr(ct_encode_string(*argv, &el->el_scratch), &area); |
|
1538 |
}
|
|
1539 |
if (!scap || scap[0] == '\0') { |
|
1540 |
if (!silent) |
|
1541 |
(void) fprintf(el->el_errfile, |
|
1542 |
"echotc: Termcap parameter `" FSTR "' not found.\n", |
|
1543 |
*argv); |
|
1544 |
return -1; |
|
1545 |
}
|
|
1546 |
/*
|
|
1547 |
* Count home many values we need for this capability.
|
|
1548 |
*/
|
|
1549 |
for (cap = scap, arg_need = 0; *cap; cap++) |
|
1550 |
if (*cap == '%') |
|
1551 |
switch (*++cap) { |
|
1552 |
case 'd': |
|
1553 |
case '2': |
|
1554 |
case '3': |
|
1555 |
case '.': |
|
1556 |
case '+': |
|
1557 |
arg_need++; |
|
1558 |
break; |
|
1559 |
case '%': |
|
1560 |
case '>': |
|
1561 |
case 'i': |
|
1562 |
case 'r': |
|
1563 |
case 'n': |
|
1564 |
case 'B': |
|
1565 |
case 'D': |
|
1566 |
break; |
|
1567 |
default: |
|
1568 |
/*
|
|
1569 |
* hpux has lot's of them...
|
|
1570 |
*/
|
|
1571 |
if (verbose) |
|
1572 |
(void) fprintf(el->el_errfile, |
|
1573 |
"echotc: Warning: unknown termcap %% `%c'.\n", |
|
1574 |
*cap); |
|
1575 |
/* This is bad, but I won't complain */
|
|
1576 |
break; |
|
1577 |
}
|
|
1578 |
||
1579 |
switch (arg_need) { |
|
1580 |
case 0: |
|
1581 |
argv++; |
|
1582 |
if (*argv && *argv[0]) { |
|
1583 |
if (!silent) |
|
1584 |
(void) fprintf(el->el_errfile, |
|
1585 |
"echotc: Warning: Extra argument `" FSTR "'.\n", |
|
1586 |
*argv); |
|
1587 |
return -1; |
|
1588 |
}
|
|
1589 |
terminal_tputs(el, scap, 1); |
|
1590 |
break; |
|
1591 |
case 1: |
|
1592 |
argv++; |
|
1593 |
if (!*argv || *argv[0] == '\0') { |
|
1594 |
if (!silent) |
|
1595 |
(void) fprintf(el->el_errfile, |
|
1596 |
"echotc: Warning: Missing argument.\n"); |
|
1597 |
return -1; |
|
1598 |
}
|
|
1599 |
arg_cols = 0; |
|
1600 |
i = Strtol(*argv, &ep, 10); |
|
1601 |
if (*ep != '\0' || i < 0) { |
|
1602 |
if (!silent) |
|
1603 |
(void) fprintf(el->el_errfile, |
|
1604 |
"echotc: Bad value `" FSTR "' for rows.\n", |
|
1605 |
*argv); |
|
1606 |
return -1; |
|
1607 |
}
|
|
1608 |
arg_rows = (int) i; |
|
1609 |
argv++; |
|
1610 |
if (*argv && *argv[0]) { |
|
1611 |
if (!silent) |
|
1612 |
(void) fprintf(el->el_errfile, |
|
1613 |
"echotc: Warning: Extra argument `" FSTR |
|
1614 |
"'.\n", *argv); |
|
1615 |
return -1; |
|
1616 |
}
|
|
1617 |
terminal_tputs(el, tgoto(scap, arg_cols, arg_rows), 1); |
|
1618 |
break; |
|
1619 |
default: |
|
1620 |
/* This is wrong, but I will ignore it... */
|
|
1621 |
if (verbose) |
|
1622 |
(void) fprintf(el->el_errfile, |
|
1623 |
"echotc: Warning: Too many required arguments (%d).\n", |
|
1624 |
arg_need); |
|
1625 |
/* FALLTHROUGH */
|
|
1626 |
case 2: |
|
1627 |
argv++; |
|
1628 |
if (!*argv || *argv[0] == '\0') { |
|
1629 |
if (!silent) |
|
1630 |
(void) fprintf(el->el_errfile, |
|
1631 |
"echotc: Warning: Missing argument.\n"); |
|
1632 |
return -1; |
|
1633 |
}
|
|
1634 |
i = Strtol(*argv, &ep, 10); |
|
1635 |
if (*ep != '\0' || i < 0) { |
|
1636 |
if (!silent) |
|
1637 |
(void) fprintf(el->el_errfile, |
|
1638 |
"echotc: Bad value `" FSTR "' for cols.\n", |
|
1639 |
*argv); |
|
1640 |
return -1; |
|
1641 |
}
|
|
1642 |
arg_cols = (int) i; |
|
1643 |
argv++; |
|
1644 |
if (!*argv || *argv[0] == '\0') { |
|
1645 |
if (!silent) |
|
1646 |
(void) fprintf(el->el_errfile, |
|
1647 |
"echotc: Warning: Missing argument.\n"); |
|
1648 |
return -1; |
|
1649 |
}
|
|
1650 |
i = Strtol(*argv, &ep, 10); |
|
1651 |
if (*ep != '\0' || i < 0) { |
|
1652 |
if (!silent) |
|
1653 |
(void) fprintf(el->el_errfile, |
|
1654 |
"echotc: Bad value `" FSTR "' for rows.\n", |
|
1655 |
*argv); |
|
1656 |
return -1; |
|
1657 |
}
|
|
1658 |
arg_rows = (int) i; |
|
1659 |
if (*ep != '\0') { |
|
1660 |
if (!silent) |
|
1661 |
(void) fprintf(el->el_errfile, |
|
1662 |
"echotc: Bad value `" FSTR "'.\n", *argv); |
|
1663 |
return -1; |
|
1664 |
}
|
|
1665 |
argv++; |
|
1666 |
if (*argv && *argv[0]) { |
|
1667 |
if (!silent) |
|
1668 |
(void) fprintf(el->el_errfile, |
|
1669 |
"echotc: Warning: Extra argument `" FSTR |
|
1670 |
"'.\n", *argv); |
|
1671 |
return -1; |
|
1672 |
}
|
|
1673 |
terminal_tputs(el, tgoto(scap, arg_cols, arg_rows), arg_rows); |
|
1674 |
break; |
|
1675 |
}
|
|
1676 |
return 0; |
|
1677 |
}
|