mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-14 10:09:48 +00:00
253 lines
8.7 KiB
C
253 lines
8.7 KiB
C
/* $Header: /src/pub/tcsh/ed.h,v 3.30 2000/11/11 23:03:34 christos Exp $ */
|
|
/*
|
|
* ed.h: Editor declarations and globals
|
|
*/
|
|
/*-
|
|
* Copyright (c) 1980, 1991 The Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
#ifndef _h_ed
|
|
#define _h_ed
|
|
|
|
#ifndef EXTERN
|
|
# define EXTERN extern
|
|
#endif
|
|
|
|
#define TABSIZE 8 /* usually 8 spaces/tab */
|
|
#define MAXMACROLEVELS 10 /* max number of nested kbd macros */
|
|
|
|
#ifndef WINNT_NATIVE
|
|
# define NT_NUM_KEYS 256
|
|
#endif /* WINNT_NATIVE */
|
|
|
|
/****************************************************************************/
|
|
/* stuff for the different states returned by the character editor routines */
|
|
/****************************************************************************/
|
|
|
|
#define CCRETVAL char /* size needed for the different char editor */
|
|
/* return values */
|
|
|
|
#define KEYCMD unsigned char /* size needed to index into CcFuncTbl */
|
|
/* Must be unsigned */
|
|
|
|
typedef CCRETVAL(*PFCmd) __P((int)); /* pointer to function returning CCRETVAL */
|
|
|
|
struct KeyFuncs { /* for the "bind" shell command */
|
|
char *name; /* function name for bind command */
|
|
int func; /* function numeric value */
|
|
char *desc; /* description of function */
|
|
};
|
|
|
|
extern PFCmd CcFuncTbl[]; /* table of available commands */
|
|
extern KEYCMD CcKeyMap[]; /* keymap table, each index into above tbl */
|
|
extern KEYCMD CcAltMap[]; /* Alt keymap table */
|
|
extern KEYCMD CcEmacsMap[]; /* keymap table for Emacs default bindings */
|
|
extern KEYCMD CcViCmdMap[]; /* for Vi command mode defaults */
|
|
extern struct KeyFuncs FuncNames[]; /* string names vs. CcFuncTbl indices */
|
|
|
|
extern KEYCMD NumFuns; /* number of KEYCMDs in above table */
|
|
|
|
#define CC_ERROR 100 /* there should NOT be 100 different... */
|
|
#define CC_FATAL 101 /* fatal error: inconsistant, must
|
|
* reset */
|
|
#define CC_NORM 0
|
|
#define CC_NEWLINE 1
|
|
#define CC_EOF 2
|
|
#define CC_COMPLETE 3
|
|
#define CC_LIST_CHOICES 4
|
|
#define CC_LIST_GLOB 5
|
|
#define CC_EXPAND_GLOB 6
|
|
#define CC_HELPME 9
|
|
#define CC_CORRECT 10
|
|
#define CC_WHICH 11
|
|
#define CC_ARGHACK 12
|
|
#define CC_CORRECT_L 13
|
|
#define CC_REFRESH 14
|
|
#define CC_EXPAND_VARS 15
|
|
#define CC_NORMALIZE_PATH 16
|
|
#define CC_LIST_ALL 17
|
|
#define CC_COMPLETE_ALL 18
|
|
#define CC_COMPLETE_FWD 19
|
|
#define CC_COMPLETE_BACK 20
|
|
#define CC_NORMALIZE_COMMAND 21
|
|
|
|
typedef struct {
|
|
Char *buf;
|
|
int len;
|
|
} CStr;
|
|
|
|
typedef union Xmapval { /* value passed to the Xkey routines */
|
|
KEYCMD cmd;
|
|
CStr str;
|
|
} XmapVal;
|
|
|
|
#define XK_NOD -1 /* Internal tree node */
|
|
#define XK_CMD 0 /* X-key was an editor command */
|
|
#define XK_STR 1 /* X-key was a string macro */
|
|
#define XK_EXE 2 /* X-key was a unix command */
|
|
|
|
/****************************/
|
|
/* Editor state and buffers */
|
|
/****************************/
|
|
|
|
EXTERN KEYCMD *CurrentKeyMap; /* current command key map */
|
|
EXTERN int inputmode; /* insert, replace, replace1 mode */
|
|
EXTERN Char GettingInput; /* true if getting an input line (mostly) */
|
|
EXTERN Char NeedsRedraw; /* for editor and twenex error messages */
|
|
EXTERN Char InputBuf[INBUFSIZE]; /* the real input data */
|
|
EXTERN Char *LastChar, *Cursor; /* point to the next open space */
|
|
EXTERN Char *InputLim; /* limit of size of InputBuf */
|
|
EXTERN Char MetaNext; /* flags for ^V and ^[ functions */
|
|
EXTERN Char AltKeyMap; /* Using alternative command map (for vi mode) */
|
|
EXTERN Char VImode; /* true if running in vi mode (PWP 6-27-88) */
|
|
EXTERN Char *Mark; /* the emacs "mark" (dot is Cursor) */
|
|
EXTERN Char DoingArg; /* true if we have an argument */
|
|
EXTERN int Argument; /* "universal" argument value */
|
|
EXTERN KEYCMD LastCmd; /* previous command executed */
|
|
EXTERN Char KillBuf[INBUFSIZE]; /* kill buffer */
|
|
EXTERN Char *LastKill; /* points to end of kill buffer */
|
|
|
|
EXTERN Char UndoBuf[INBUFSIZE];
|
|
EXTERN Char *UndoPtr;
|
|
EXTERN int UndoSize;
|
|
EXTERN int UndoAction;
|
|
|
|
EXTERN Char HistBuf[INBUFSIZE]; /* history buffer */
|
|
EXTERN Char *LastHist; /* points to end of history buffer */
|
|
EXTERN int Hist_num; /* what point up the history we are at now. */
|
|
EXTERN Char WhichBuf[INBUFSIZE]; /* buffer for which command */
|
|
EXTERN Char *LastWhich; /* points to end of which buffer */
|
|
EXTERN Char *CursWhich; /* points to the cursor point in which buf */
|
|
EXTERN int HistWhich; /* Hist_num is saved in this */
|
|
EXTERN char Expand; /* true if we are expanding a line */
|
|
extern Char HistLit; /* true if history lines are shown literal */
|
|
EXTERN Char CurrentHistLit; /* Literal status of current show history line */
|
|
|
|
/*
|
|
* These are truly extern
|
|
*/
|
|
extern int MacroLvl;
|
|
|
|
EXTERN Char *KeyMacro[MAXMACROLEVELS];
|
|
|
|
EXTERN Char **Display; /* display buffer seed vector */
|
|
EXTERN int CursorV, /* real cursor vertical (line) */
|
|
CursorH, /* real cursor horisontal (column) */
|
|
TermV, /* number of real screen lines
|
|
* (sizeof(DisplayBuf) / width */
|
|
TermH; /* screen width */
|
|
EXTERN Char **Vdisplay; /* new buffer */
|
|
|
|
/* Variables that describe terminal ability */
|
|
EXTERN int T_Lines, T_Cols; /* Rows and Cols of the terminal */
|
|
EXTERN Char T_CanIns; /* true if I can insert characters */
|
|
EXTERN Char T_CanDel; /* dito for delete characters */
|
|
EXTERN Char T_Tabs; /* true if tty interface is passing tabs */
|
|
EXTERN Char T_Margin;
|
|
#define MARGIN_AUTO 1 /* term has auto margins */
|
|
#define MARGIN_MAGIC 2 /* concept glitch */
|
|
EXTERN speed_t T_Speed; /* Tty input Baud rate */
|
|
EXTERN Char T_CanCEOL; /* true if we can clear to end of line */
|
|
EXTERN Char T_CanUP; /* true if this term can do reverse linefeen */
|
|
EXTERN Char T_HasMeta; /* true if we have a meta key */
|
|
|
|
/* note the extra characters in the Strchr() call in this macro */
|
|
#define isword(c) (Isalpha(c)||Isdigit(c)||Strchr(word_chars,c))
|
|
#define min(x,y) (((x)<(y))?(x):(y))
|
|
#define max(x,y) (((x)>(y))?(x):(y))
|
|
|
|
/*
|
|
* Terminal dependend data structures
|
|
*/
|
|
typedef struct {
|
|
#ifdef WINNT_NATIVE
|
|
int dummy;
|
|
#else /* !WINNT_NATIVE */
|
|
# if defined(POSIX) || defined(TERMIO)
|
|
# ifdef POSIX
|
|
struct termios d_t;
|
|
# else
|
|
struct termio d_t;
|
|
# endif /* POSIX */
|
|
# else /* SGTTY */
|
|
# ifdef TIOCGETP
|
|
struct sgttyb d_t;
|
|
# endif /* TIOCGETP */
|
|
# ifdef TIOCGETC
|
|
struct tchars d_tc;
|
|
# endif /* TIOCGETC */
|
|
# ifdef TIOCGPAGE
|
|
struct ttypagestat d_pc;
|
|
# endif /* TIOCGPAGE */
|
|
# ifdef TIOCLGET
|
|
int d_lb;
|
|
# endif /* TIOCLGET */
|
|
# endif /* POSIX || TERMIO */
|
|
# ifdef TIOCGLTC
|
|
struct ltchars d_ltc;
|
|
# endif /* TIOCGLTC */
|
|
#endif /* WINNT_NATIVE */
|
|
} ttydata_t;
|
|
|
|
#define MODE_INSERT 0
|
|
#define MODE_REPLACE 1
|
|
#define MODE_REPLACE_1 2
|
|
|
|
#define EX_IO 0 /* while we are executing */
|
|
#define ED_IO 1 /* while we are editing */
|
|
#define TS_IO 2 /* new mode from terminal */
|
|
#define QU_IO 2 /* used only for quoted chars */
|
|
#define NN_IO 3 /* The number of entries */
|
|
|
|
#if defined(POSIX) || defined(TERMIO)
|
|
# define M_INPUT 0
|
|
# define M_OUTPUT 1
|
|
# define M_CONTROL 2
|
|
# define M_LINED 3
|
|
# define M_CHAR 4
|
|
# define M_NN 5
|
|
#else /* GSTTY */
|
|
# define M_CONTROL 0
|
|
# define M_LOCAL 1
|
|
# define M_CHAR 2
|
|
# define M_NN 3
|
|
#endif /* TERMIO */
|
|
typedef struct {
|
|
char *t_name;
|
|
int t_setmask;
|
|
int t_clrmask;
|
|
} ttyperm_t[NN_IO][M_NN];
|
|
|
|
extern ttyperm_t ttylist;
|
|
#include "ed.decls.h"
|
|
|
|
#endif /* _h_ed */
|