68 lines
2.3 KiB
C
68 lines
2.3 KiB
C
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/* $NetBSD: msg.h,v 1.1.1.2 2008/05/18 14:29:48 aymeric Exp $ */
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/*-
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* Copyright (c) 1993, 1994
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* The Regents of the University of California. All rights reserved.
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* Copyright (c) 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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* Id: msg.h,v 10.11 2000/04/21 21:26:19 skimo Exp (Berkeley) Date: 2000/04/21 21:26:19
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*/
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/*
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* Common messages (continuation or confirmation).
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*/
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typedef enum {
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CMSG_CONF, CMSG_CONT, CMSG_CONT_EX,
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CMSG_CONT_R, CMSG_CONT_S, CMSG_CONT_Q } cmsg_t;
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/*
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* Message types.
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*
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* !!!
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* In historical vi, O_VERBOSE didn't exist, and O_TERSE made the error
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* messages shorter. In this implementation, O_TERSE has no effect and
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* O_VERBOSE results in informational displays about common errors, for
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* naive users.
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*
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* M_NONE Display to the user, no reformatting, no nothing.
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*
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* M_BERR Error: M_ERR if O_VERBOSE, else bell.
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* M_ERR Error: Display in inverse video.
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* M_INFO Info: Display in normal video.
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* M_SYSERR Error: M_ERR, using strerror(3) message.
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* M_VINFO Info: M_INFO if O_VERBOSE, else ignore.
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*
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* The underlying message display routines only need to know about M_NONE,
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* M_ERR and M_INFO -- all the other message types are converted into one
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* of them by the message routines.
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*/
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typedef enum {
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M_NONE = 1, M_BERR, M_ERR, M_INFO, M_SYSERR, M_VINFO, M_DBERR } mtype_t;
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/*
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* There are major problems with error messages being generated by routines
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* preparing the screen to display error messages. It's possible for the
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* editor to generate messages before we have a screen in which to display
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* them, or during the transition between ex (and vi startup) and a true vi.
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* There's a queue in the global area to hold them.
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*
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* If SC_EX/SC_VI is set, that's the mode that the editor is in. If the flag
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* S_SCREEN_READY is set, that means that the screen is prepared to display
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* messages.
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*/
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typedef struct _msgh MSGH; /* MSGS list head structure. */
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LIST_HEAD(_msgh, _msg);
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struct _msg {
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LIST_ENTRY(_msg) q; /* Linked list of messages. */
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mtype_t mtype; /* Message type: M_NONE, M_ERR, M_INFO. */
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char *buf; /* Message buffer. */
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size_t len; /* Message length. */
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};
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/* Flags to msgq_status(). */
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#define MSTAT_SHOWLAST 0x01 /* Show the line number of the last line. */
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#define MSTAT_TRUNCATE 0x02 /* Truncate the file name if it's too long. */
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