/contrib/tcsh/ed.h
https://bitbucket.org/freebsd/freebsd-head/ · C++ Header · 255 lines · 171 code · 30 blank · 54 comment · 1 complexity · 52e17d08a8470f08a8c37d10fb3822c7 MD5 · raw file
- /* $Header: /p/tcsh/cvsroot/tcsh/ed.h,v 3.50 2007/07/05 14:13:06 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. 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 MAXMACROLEVELS 10 /* max number of nested kbd macros */
- #ifndef WINNT_NATIVE
- # define NT_NUM_KEYS 256
- #endif /* WINNT_NATIVE */
- #ifdef __QNXNTO__
- #undef min
- #undef max
- #endif
- /****************************************************************************/
- /* 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) (Char); /* pointer to function returning CCRETVAL */
- struct KeyFuncs { /* for the "bind" shell command */
- const char *name; /* function name for bind command */
- int func; /* function numeric value */
- const 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 { /* 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 *//*FIXBUF*/
- 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 MarkIsSet; /* true if the mark has been set explicitly */
- EXTERN Char DoingArg; /* true if we have an argument */
- EXTERN int Argument; /* "universal" argument value */
- EXTERN KEYCMD LastCmd; /* previous command executed */
- EXTERN CStr *KillRing; /* kill ring */
- EXTERN int KillRingMax; /* max length of kill ring */
- EXTERN int KillRingLen; /* current length of kill ring */
- EXTERN int KillPos; /* points to next kill */
- EXTERN int YankPos; /* points to next yank */
- EXTERN Char UndoBuf[INBUFSIZE];/*FIXBUF*/
- EXTERN Char *UndoPtr;
- EXTERN int UndoSize;
- EXTERN int UndoAction;
- EXTERN struct Strbuf HistBuf; /* = Strbuf_INIT; history buffer */
- EXTERN int Hist_num; /* what point up the history we are at now. */
- /* buffer for which command and others */
- EXTERN struct Strbuf SavedBuf; /* = Strbuf_INIT; */
- EXTERN size_t LastSaved; /* points to end of saved buffer */
- EXTERN size_t CursSaved; /* points to the cursor point in saved buf */
- EXTERN int HistSaved; /* Hist_num is saved in this */
- EXTERN char RestoreSaved; /* true if SavedBuf should be restored */
- EXTERN int IncMatchLen; /* current match length during incremental search */
- 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 */
- extern int Tty_raw_mode;
- /*
- * These are truly extern
- */
- extern int MacroLvl;
- extern Char *litptr; /* Entries start at offsets divisible by LIT_FACTOR */
- #define LIT_FACTOR 4
- extern int didsetty;
- EXTERN Char *KeyMacro[MAXMACROLEVELS];
- /* CHAR_DBWIDTH in Display and Vdisplay means the non-first column of a character
- that is wider than one "regular" position. The cursor should never point
- in the middle of a multiple-column character. */
- 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))
- #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 {
- const char *t_name;
- unsigned int t_setmask;
- unsigned int t_clrmask;
- } ttyperm_t[NN_IO][M_NN];
- extern ttyperm_t ttylist;
- #include "ed.term.h"
- #include "ed.decls.h"
- #ifndef POSIX
- /*
- * We don't prototype these, cause some systems have them wrong!
- */
- extern int tgetent ();
- extern char *tgetstr ();
- extern int tgetflag ();
- extern int tgetnum ();
- extern char *tgoto ();
- # define PUTPURE putpure
- # define PUTRAW putraw
- #else
- extern int tgetent (char *, const char *);
- extern char *tgetstr (const char *, char **);
- extern int tgetflag (const char *);
- extern int tgetnum (const char *);
- extern char *tgoto (const char *, int, int);
- extern void tputs (const char *, int, void (*)(int));
- # define PUTPURE ((void (*)(int)) putpure)
- # define PUTRAW ((void (*)(int)) putraw)
- #endif
- #endif /* _h_ed */