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Annotation of src/usr.bin/mg/def.h, Revision 1.120

1.120   ! lum         1: /*     $OpenBSD: def.h,v 1.119 2012/04/11 17:51:10 lum Exp $   */
1.64      kjell       2:
                      3: /* This file is in the public domain. */
1.6       niklas      4:
1.1       deraadt     5: /*
                      6:  * This file is the general header file for all parts
1.4       millert     7:  * of the Mg display editor. It contains all of the
1.1       deraadt     8:  * general definitions and macros. It also contains some
                      9:  * conditional compilation flags. All of the per-system and
                     10:  * per-terminal definitions are in special header files.
                     11:  */
1.58      henning    12:
1.4       millert    13: #include       "sysdef.h"      /* Order is critical.            */
1.1       deraadt    14: #include       "ttydef.h"
                     15: #include       "chrdef.h"
                     16:
1.47      vincent    17: typedef int    (*PF)(int, int);        /* generally useful type */
1.1       deraadt    18:
                     19: /*
                     20:  * Table sizes, etc.
                     21:  */
1.7       art        22: #define NFILEN 1024            /* Length, file name.            */
                     23: #define NBUFN  NFILEN          /* Length, buffer name.          */
1.4       millert    24: #define NLINE  256             /* Length, line.                 */
                     25: #define PBMODES 4              /* modes per buffer              */
                     26: #define NKBDM  256             /* Length, keyboard macro.       */
                     27: #define NPAT   80              /* Length, pattern.              */
                     28: #define HUGE   1000            /* A rather large number.        */
                     29: #define NSRCH  128             /* Undoable search commands.     */
                     30: #define NXNAME 64              /* Length, extended command.     */
1.60      db         31: #define NKNAME 20              /* Length, key names.            */
1.68      kjell      32: #define NTIME  50              /* Length, timestamp string.     */
1.1       deraadt    33: /*
                     34:  * Universal.
                     35:  */
1.4       millert    36: #define FALSE  0               /* False, no, bad, etc.          */
                     37: #define TRUE   1               /* True, yes, good, etc.         */
                     38: #define ABORT  2               /* Death, ^G, abort, etc.        */
1.1       deraadt    39:
1.98      deraadt    40: #define KCLEAR 2               /* clear echo area               */
1.1       deraadt    41:
                     42: /*
                     43:  * These flag bits keep track of
                     44:  * some aspects of the last command. The CFCPCN
                     45:  * flag controls goal column setting. The CFKILL
                     46:  * flag controls the clearing versus appending
                     47:  * of data in the kill buffer.
                     48:  */
1.4       millert    49: #define CFCPCN 0x0001          /* Last command was C-P, C-N     */
                     50: #define CFKILL 0x0002          /* Last command was a kill       */
1.60      db         51: #define CFINS  0x0004          /* Last command was self-insert  */
1.1       deraadt    52:
                     53: /*
                     54:  * File I/O.
                     55:  */
1.4       millert    56: #define FIOSUC 0               /* Success.                      */
                     57: #define FIOFNF 1               /* File not found.               */
                     58: #define FIOEOF 2               /* End of file.                  */
                     59: #define FIOERR 3               /* Error.                        */
                     60: #define FIOLONG 4              /* long line partially read      */
1.77      deraadt    61: #define FIODIR 5               /* File is a directory           */
1.1       deraadt    62:
                     63: /*
                     64:  * Directory I/O.
                     65:  */
1.4       millert    66: #define DIOSUC 0               /* Success.                      */
                     67: #define DIOEOF 1               /* End of file.                  */
                     68: #define DIOERR 2               /* Error.                        */
1.1       deraadt    69:
                     70: /*
                     71:  * Display colors.
                     72:  */
1.4       millert    73: #define CNONE  0               /* Unknown color.                */
                     74: #define CTEXT  1               /* Text color.                   */
                     75: #define CMODE  2               /* Mode line color.              */
                     76:
                     77: /*
1.22      millert    78:  * Flags for keyboard invoked functions.
1.4       millert    79:  */
                     80: #define FFUNIV         1       /* universal argument            */
1.27      deraadt    81: #define FFNEGARG       2       /* negative only argument        */
1.4       millert    82: #define FFOTHARG       4       /* other argument                */
                     83: #define FFARG          7       /* any argument                  */
                     84: #define FFRAND         8       /* Called by other function      */
1.1       deraadt    85:
                     86: /*
                     87:  * Flags for "eread".
                     88:  */
1.4       millert    89: #define EFFUNC 0x0001          /* Autocomplete functions.       */
                     90: #define EFBUF  0x0002          /* Autocomplete buffers.         */
                     91: #define EFFILE 0x0004          /* " files (maybe someday)       */
1.60      db         92: #define EFAUTO 0x0007          /* Some autocompletion on        */
1.4       millert    93: #define EFNEW  0x0008          /* New prompt.                   */
                     94: #define EFCR   0x0010          /* Echo CR at end; last read.    */
1.20      art        95: #define EFDEF  0x0020          /* buffer contains default args  */
1.63      kjell      96: #define EFNUL  0x0040          /* Null Minibuffer OK            */
1.1       deraadt    97:
                     98: /*
1.75      kjell      99:  * Direction of insert into kill ring
1.1       deraadt   100:  */
1.112     kjell     101: #define KNONE  0x00
                    102: #define KFORW  0x01            /* forward insert into kill ring */
                    103: #define KBACK  0x02            /* Backwards insert into kill ring */
                    104: #define KREG   0x04            /* This is a region-based kill */
1.1       deraadt   105:
1.49      vincent   106: /*
                    107:  * This structure holds the starting position
                    108:  * (as a line/offset pair) and the number of characters in a
                    109:  * region of a buffer. This makes passing the specification
                    110:  * of a region around a little bit easier.
                    111:  */
1.74      deraadt   112: struct region {
                    113:        struct line     *r_linep;       /* Origin line address.          */
                    114:        int              r_offset;      /* Origin line offset.           */
1.110     kjell     115:        int              r_lineno;      /* Origin line number            */
1.60      db        116:        RSIZE            r_size;        /* Length in characters.         */
1.74      deraadt   117: };
1.49      vincent   118:
                    119:
1.1       deraadt   120: /*
                    121:  * All text is kept in circularly linked
1.75      kjell     122:  * lists of "line" structures. These begin at the
1.1       deraadt   123:  * header line (which is the blank line beyond the
                    124:  * end of the buffer). This line is pointed to by
1.75      kjell     125:  * the "buffer" structure. Each line contains the number of
1.1       deraadt   126:  * bytes in the line (the "used" size), the size
                    127:  * of the text array, and the text. The end of line
                    128:  * is not stored as a byte; it's implied. Future
                    129:  * additions will include update hints, and a
                    130:  * list of marks into the line.
                    131:  */
1.74      deraadt   132: struct line {
                    133:        struct line     *l_fp;          /* Link to the next line         */
                    134:        struct line     *l_bp;          /* Link to the previous line     */
1.60      db        135:        int              l_size;        /* Allocated size                */
                    136:        int              l_used;        /* Used size                     */
                    137:        char            *l_text;        /* Content of the line           */
1.74      deraadt   138: };
1.1       deraadt   139:
                    140: /*
                    141:  * The rationale behind these macros is that you
                    142:  * could (with some editing, like changing the type of a line
1.75      kjell     143:  * link from a "struct line *" to a "REFLINE", and fixing the commands
1.1       deraadt   144:  * like file reading that break the rules) change the actual
                    145:  * storage representation of lines to use something fancy on
                    146:  * machines with small address spaces.
                    147:  */
                    148: #define lforw(lp)      ((lp)->l_fp)
                    149: #define lback(lp)      ((lp)->l_bp)
                    150: #define lgetc(lp, n)   (CHARMASK((lp)->l_text[(n)]))
                    151: #define lputc(lp, n, c) ((lp)->l_text[(n)]=(c))
                    152: #define llength(lp)    ((lp)->l_used)
                    153: #define ltext(lp)      ((lp)->l_text)
                    154:
                    155: /*
                    156:  * All repeated structures are kept as linked lists of structures.
                    157:  * All of these start with a LIST structure (except lines, which
                    158:  * have their own abstraction). This will allow for
                    159:  * later conversion to generic list manipulation routines should
1.60      db        160:  * I decide to do that. It does mean that there are four extra
1.1       deraadt   161:  * bytes per window. I feel that this is an acceptable price,
                    162:  * considering that there are usually only one or two windows.
                    163:  */
1.74      deraadt   164: struct list {
1.1       deraadt   165:        union {
1.74      deraadt   166:                struct mgwin    *l_wp;
1.75      kjell     167:                struct buffer   *x_bp;  /* l_bp is used by struct line */
1.74      deraadt   168:                struct list     *l_nxt;
1.1       deraadt   169:        } l_p;
1.82      kjell     170:        char *l_name;
1.74      deraadt   171: };
1.4       millert   172:
1.1       deraadt   173: /*
                    174:  * Usual hack - to keep from uglifying the code with lotsa
                    175:  * references through the union, we #define something for it.
                    176:  */
                    177: #define l_next l_p.l_nxt
                    178:
                    179: /*
                    180:  * There is a window structure allocated for
                    181:  * every active display window. The windows are kept in a
                    182:  * big list, in top to bottom screen order, with the listhead at
                    183:  * "wheadp". Each window contains its own values of dot and mark.
                    184:  * The flag field contains some bits that are set by commands
                    185:  * to guide redisplay; although this is a bit of a compromise in
                    186:  * terms of decoupling, the full blown redisplay is just too
                    187:  * expensive to run for every input character.
                    188:  */
1.74      deraadt   189: struct mgwin {
                    190:        struct list      w_list;        /* List header                  */
                    191:        struct buffer   *w_bufp;        /* Buffer displayed in window   */
                    192:        struct line     *w_linep;       /* Top line in the window       */
                    193:        struct line     *w_dotp;        /* Line containing "."          */
                    194:        struct line     *w_markp;       /* Line containing "mark"       */
1.60      db        195:        int              w_doto;        /* Byte offset for "."          */
                    196:        int              w_marko;       /* Byte offset for "mark"       */
                    197:        char             w_toprow;      /* Origin 0 top row of window   */
                    198:        char             w_ntrows;      /* # of rows of text in window  */
1.90      kjell     199:        char             w_frame;       /* #lines to reframe by.        */
1.111     kjell     200:        char             w_rflag;       /* Redisplay Flags.             */
                    201:        char             w_flag;        /* Flags.                       */
1.74      deraadt   202:        struct line     *w_wrapline;
1.92      kjell     203:        int              w_dotline;     /* current line number of dot   */
                    204:        int              w_markline;    /* current line number of mark  */
1.74      deraadt   205: };
1.1       deraadt   206: #define w_wndp w_list.l_p.l_wp
                    207: #define w_name w_list.l_name
                    208:
                    209: /*
1.109     kjell     210:  * Window redisplay flags are set by command processors to
1.1       deraadt   211:  * tell the display system what has happened to the buffer
1.99      deanna    212:  * mapped by the window. Setting "WFFULL" is always a safe thing
1.1       deraadt   213:  * to do, but it may do more work than is necessary. Always try
                    214:  * to set the simplest action that achieves the required update.
                    215:  * Because commands set bits in the "w_flag", update will see
                    216:  * all change flags, and do the most general one.
                    217:  */
1.89      kjell     218: #define WFFRAME 0x01                   /* Force reframe.                */
1.43      vincent   219: #define WFMOVE 0x02                    /* Movement from line to line.   */
                    220: #define WFEDIT 0x04                    /* Editing within a line.        */
1.89      kjell     221: #define WFFULL 0x08                    /* Do a full display.            */
1.43      vincent   222: #define WFMODE 0x10                    /* Update mode line.             */
1.1       deraadt   223:
1.111     kjell     224: /*
                    225:  * Window flags
                    226:  */
                    227: #define WNONE  0x00                    /* No special window options.   */
                    228: #define WEPHEM 0x01                    /* Window is ephemeral.         */
                    229:
1.35      vincent   230: struct undo_rec;
1.113     oga       231: TAILQ_HEAD(undoq, undo_rec);
1.35      vincent   232:
1.1       deraadt   233: /*
                    234:  * Text is kept in buffers. A buffer header, described
                    235:  * below, exists for every buffer in the system. The buffers are
                    236:  * kept in a big list, so that commands that search for a buffer by
                    237:  * name can find the buffer header. There is a safe store for the
                    238:  * dot and mark in the header, but this is only valid if the buffer
                    239:  * is not being displayed (that is, if "b_nwnd" is 0). The text for
                    240:  * the buffer is kept in a circularly linked list of lines, with
1.94      kjell     241:  * a pointer to the header line in "b_headp".
1.1       deraadt   242:  */
1.74      deraadt   243: struct buffer {
                    244:        struct list      b_list;        /* buffer list pointer           */
                    245:        struct buffer   *b_altb;        /* Link to alternate buffer      */
1.75      kjell     246:        struct line     *b_dotp;        /* Link to "." line structure    */
1.74      deraadt   247:        struct line     *b_markp;       /* ditto for mark                */
1.94      kjell     248:        struct line     *b_headp;       /* Link to the header line       */
1.74      deraadt   249:        struct maps_s   *b_modes[PBMODES]; /* buffer modes               */
1.75      kjell     250:        int              b_doto;        /* Offset of "." in above line   */
1.60      db        251:        int              b_marko;       /* ditto for the "mark"          */
                    252:        short            b_nmodes;      /* number of non-fundamental modes */
                    253:        char             b_nwnd;        /* Count of windows on buffer    */
                    254:        char             b_flag;        /* Flags                         */
                    255:        char             b_fname[NFILEN]; /* File name                   */
1.86      kjell     256:        char             b_cwd[NFILEN]; /* working directory             */
1.60      db        257:        struct fileinfo  b_fi;          /* File attributes               */
1.113     oga       258:        struct undoq     b_undo;        /* Undo actions list             */
1.77      deraadt   259:        int              b_undopos;     /* Where we were during last undo */
1.67      kjell     260:        struct undo_rec *b_undoptr;
1.92      kjell     261:        int              b_dotline;     /* Line number of dot */
                    262:        int              b_markline;    /* Line number of mark */
                    263:        int              b_lines;       /* Number of lines in file      */
1.74      deraadt   264: };
1.1       deraadt   265: #define b_bufp b_list.l_p.x_bp
                    266: #define b_bname b_list.l_name
1.95      kjell     267:
                    268: /* Some helper macros, in case they ever change to functions */
                    269: #define bfirstlp(buf)  (lforw((buf)->b_headp))
                    270: #define blastlp(buf)   (lback((buf)->b_headp))
1.1       deraadt   271:
1.43      vincent   272: #define BFCHG  0x01                    /* Changed.                      */
                    273: #define BFBAK  0x02                    /* Need to make a backup.        */
1.1       deraadt   274: #ifdef NOTAB
1.43      vincent   275: #define BFNOTAB 0x04                   /* no tab mode                   */
1.1       deraadt   276: #endif
1.43      vincent   277: #define BFOVERWRITE 0x08               /* overwrite mode                */
1.60      db        278: #define BFREADONLY  0x10               /* read only mode                */
1.107     kjell     279: #define BFDIRTY     0x20               /* Buffer was modified elsewhere */
                    280: #define BFIGNDIRTY  0x40               /* Ignore modifications */
1.1       deraadt   281: /*
1.30      vincent   282:  * This structure holds information about recent actions for the Undo command.
                    283:  */
                    284: struct undo_rec {
1.113     oga       285:        TAILQ_ENTRY(undo_rec) next;
1.30      vincent   286:        enum {
                    287:                INSERT = 1,
                    288:                DELETE,
1.93      kjell     289:                BOUNDARY,
1.112     kjell     290:                MODIFIED,
                    291:                DELREG
1.30      vincent   292:        } type;
1.74      deraadt   293:        struct region    region;
1.30      vincent   294:        int              pos;
1.34      deraadt   295:        char            *content;
1.30      vincent   296: };
                    297:
                    298: /*
1.4       millert   299:  * Prototypes.
                    300:  */
                    301:
1.5       millert   302: /* tty.c X */
1.74      deraadt   303: void            ttinit(void);
                    304: void            ttreinit(void);
                    305: void            tttidy(void);
                    306: void            ttmove(int, int);
                    307: void            tteeol(void);
                    308: void            tteeop(void);
                    309: void            ttbeep(void);
                    310: void            ttinsl(int, int, int);
                    311: void            ttdell(int, int, int);
                    312: void            ttwindow(int, int);
                    313: void            ttnowindow(void);
                    314: void            ttcolor(int);
                    315: void            ttresize(void);
1.31      deraadt   316:
                    317: volatile sig_atomic_t winch_flag;
1.4       millert   318:
                    319: /* ttyio.c */
1.74      deraadt   320: void            ttopen(void);
                    321: int             ttraw(void);
                    322: void            ttclose(void);
                    323: int             ttcooked(void);
                    324: int             ttputc(int);
                    325: void            ttflush(void);
                    326: int             ttgetc(void);
                    327: int             ttwait(int);
1.80      kjell     328: int             charswaiting(void);
1.4       millert   329:
                    330: /* dir.c */
1.74      deraadt   331: void            dirinit(void);
                    332: int             changedir(int, int);
                    333: int             showcwdir(int, int);
1.86      kjell     334: int             getcwdir(char *, size_t);
1.4       millert   335:
                    336: /* dired.c */
1.74      deraadt   337: struct buffer  *dired_(char *);
1.5       millert   338:
                    339: /* file.c X */
1.74      deraadt   340: int             fileinsert(int, int);
                    341: int             filevisit(int, int);
                    342: int             filevisitalt(int, int);
                    343: int             filevisitro(int, int);
                    344: int             poptofile(int, int);
1.87      kjell     345: struct buffer  *findbuffer(char *);
1.74      deraadt   346: int             readin(char *);
                    347: int             insertfile(char *, char *, int);
                    348: int             filewrite(int, int);
                    349: int             filesave(int, int);
                    350: int             buffsave(struct buffer *);
                    351: int             makebkfile(int, int);
                    352: int             writeout(struct buffer *, char *);
                    353: void            upmodes(struct buffer *);
1.116     kjell     354: size_t          xbasename(char *, const char *, size_t);
1.5       millert   355:
                    356: /* line.c X */
1.74      deraadt   357: struct line    *lalloc(int);
                    358: int             lrealloc(struct line *, int);
                    359: void            lfree(struct line *);
                    360: void            lchange(int);
                    361: int             linsert_str(const char *, int);
                    362: int             linsert(int, int);
                    363: int             lnewline_at(struct line *, int);
                    364: int             lnewline(void);
                    365: int             ldelete(RSIZE, int);
                    366: int             ldelnewline(void);
                    367: int             lreplace(RSIZE, char *);
1.88      kjell     368: char *          linetostr(const struct line *);
1.78      kjell     369:
                    370: /* yank.c X */
                    371:
1.74      deraadt   372: void            kdelete(void);
                    373: int             kinsert(int, int);
                    374: int             kremove(int);
1.76      kjell     375: int             kchunk(char *, RSIZE, int);
1.78      kjell     376: int             killline(int, int);
                    377: int             yank(int, int);
1.5       millert   378:
                    379: /* window.c X */
1.74      deraadt   380: struct mgwin   *new_window(struct buffer *);
                    381: void            free_window(struct mgwin *);
                    382: int             reposition(int, int);
1.80      kjell     383: int             redraw(int, int);
1.83      otto      384: int             do_redraw(int, int, int);
1.74      deraadt   385: int             nextwind(int, int);
                    386: int             prevwind(int, int);
                    387: int             onlywind(int, int);
                    388: int             splitwind(int, int);
                    389: int             enlargewind(int, int);
                    390: int             shrinkwind(int, int);
                    391: int             delwind(int, int);
1.4       millert   392:
                    393: /* buffer.c */
1.74      deraadt   394: int             togglereadonly(int, int);
1.86      kjell     395: struct buffer   *bfind(const char *, int);
1.74      deraadt   396: int             poptobuffer(int, int);
                    397: int             killbuffer(struct buffer *);
                    398: int             killbuffer_cmd(int, int);
                    399: int             savebuffers(int, int);
                    400: int             listbuffers(int, int);
                    401: int             addlinef(struct buffer *, char *, ...);
1.12      art       402: #define         addline(bp, text)      addlinef(bp, "%s", text)
1.74      deraadt   403: int             anycb(int);
                    404: int             bclear(struct buffer *);
                    405: int             showbuffer(struct buffer *, struct mgwin *, int);
1.86      kjell     406: int             augbname(char *, const char *, size_t);
1.111     kjell     407: struct mgwin    *popbuf(struct buffer *, int);
1.74      deraadt   408: int             bufferinsert(int, int);
                    409: int             usebuffer(int, int);
                    410: int             notmodified(int, int);
1.111     kjell     411: int             popbuftop(struct buffer *, int);
1.86      kjell     412: int             getbufcwd(char *, size_t);
1.107     kjell     413: int             checkdirty(struct buffer *);
1.4       millert   414:
                    415: /* display.c */
1.74      deraadt   416: int            vtresize(int, int, int);
                    417: void           vtinit(void);
                    418: void           vttidy(void);
                    419: void           update(void);
1.92      kjell     420: int            linenotoggle(int, int);
1.5       millert   421:
                    422: /* echo.c X */
1.74      deraadt   423: void            eerase(void);
                    424: int             eyorn(const char *);
                    425: int             eyesno(const char *);
                    426: void            ewprintf(const char *fmt, ...);
                    427: char           *ereply(const char *, char *, size_t, ...);
                    428: char           *eread(const char *, char *, size_t, int, ...);
                    429: int             getxtra(struct list *, struct list *, int, int);
                    430: void            free_file_list(struct list *);
1.4       millert   431:
                    432: /* fileio.c */
1.74      deraadt   433: int             ffropen(const char *, struct buffer *);
1.107     kjell     434: void            ffstat(struct buffer *);
1.74      deraadt   435: int             ffwopen(const char *, struct buffer *);
                    436: int             ffclose(struct buffer *);
                    437: int             ffputbuf(struct buffer *);
                    438: int             ffgetline(char *, int, int *);
                    439: int             fbackupfile(const char *);
1.91      jason     440: char           *adjustname(const char *, int);
1.74      deraadt   441: char           *startupfile(char *);
                    442: int             copy(char *, char *);
                    443: struct list    *make_file_list(char *);
                    444: int             fisdir(const char *);
1.107     kjell     445: int             fchecktime(struct buffer *);
                    446: int             fupdstat(struct buffer *);
1.4       millert   447:
1.5       millert   448: /* kbd.c X */
1.74      deraadt   449: int             do_meta(int, int);
                    450: int             bsmap(int, int);
                    451: void            ungetkey(int);
                    452: int             getkey(int);
                    453: int             doin(void);
                    454: int             rescan(int, int);
                    455: int             universal_argument(int, int);
                    456: int             digit_argument(int, int);
                    457: int             negative_argument(int, int);
                    458: int             selfinsert(int, int);
                    459: int             quote(int, int);
1.4       millert   460:
                    461: /* main.c */
1.74      deraadt   462: int             ctrlg(int, int);
                    463: int             quit(int, int);
1.4       millert   464:
                    465: /* ttyio.c */
1.74      deraadt   466: void            panic(char *);
1.4       millert   467:
                    468: /* cinfo.c */
1.80      kjell     469: char           *getkeyname(char  *, size_t, int);
1.4       millert   470:
                    471: /* basic.c */
1.74      deraadt   472: int             gotobol(int, int);
                    473: int             backchar(int, int);
                    474: int             gotoeol(int, int);
                    475: int             forwchar(int, int);
                    476: int             gotobob(int, int);
                    477: int             gotoeob(int, int);
                    478: int             forwline(int, int);
                    479: int             backline(int, int);
                    480: void            setgoal(void);
                    481: int             getgoal(struct line *);
                    482: int             forwpage(int, int);
                    483: int             backpage(int, int);
                    484: int             forw1page(int, int);
                    485: int             back1page(int, int);
                    486: int             pagenext(int, int);
                    487: void            isetmark(void);
                    488: int             setmark(int, int);
1.101     kjell     489: int             clearmark(int, int);
1.74      deraadt   490: int             swapmark(int, int);
                    491: int             gotoline(int, int);
1.5       millert   492:
                    493: /* random.c X */
1.74      deraadt   494: int             showcpos(int, int);
                    495: int             getcolpos(void);
                    496: int             twiddle(int, int);
                    497: int             openline(int, int);
                    498: int             newline(int, int);
                    499: int             deblank(int, int);
                    500: int             justone(int, int);
                    501: int             delwhite(int, int);
1.102     kjell     502: int             delleadwhite(int, int);
                    503: int             deltrailwhite(int, int);
                    504: int             lfindent(int, int);
1.74      deraadt   505: int             indent(int, int);
                    506: int             forwdel(int, int);
                    507: int             backdel(int, int);
                    508: int             space_to_tabstop(int, int);
1.114     kjell     509: int             backtoindent(int, int);
1.115     kjell     510: int             joinline(int, int);
1.5       millert   511:
1.117     lum       512: /* tags.c X */
                    513: int             findtag(int, int);
                    514: int             poptag(int, int);
                    515: int             tagsvisit(int, int);
                    516:
1.5       millert   517: /* extend.c X */
1.74      deraadt   518: int             insert(int, int);
                    519: int             bindtokey(int, int);
                    520: int             localbind(int, int);
1.80      kjell     521: int             redefine_key(int, int);
1.74      deraadt   522: int             unbindtokey(int, int);
                    523: int             localunbind(int, int);
                    524: int             extend(int, int);
                    525: int             evalexpr(int, int);
                    526: int             evalbuffer(int, int);
                    527: int             evalfile(int, int);
                    528: int             load(const char *);
                    529: int             excline(char *);
1.5       millert   530:
                    531: /* help.c X */
1.74      deraadt   532: int             desckey(int, int);
                    533: int             wallchart(int, int);
                    534: int             help_help(int, int);
                    535: int             apropos_command(int, int);
1.5       millert   536:
                    537: /* paragraph.c X */
1.74      deraadt   538: int             gotobop(int, int);
                    539: int             gotoeop(int, int);
                    540: int             fillpara(int, int);
                    541: int             killpara(int, int);
                    542: int             fillword(int, int);
                    543: int             setfillcol(int, int);
1.5       millert   544:
                    545: /* word.c X */
1.74      deraadt   546: int             backword(int, int);
                    547: int             forwword(int, int);
                    548: int             upperword(int, int);
                    549: int             lowerword(int, int);
                    550: int             capword(int, int);
                    551: int             delfword(int, int);
                    552: int             delbword(int, int);
                    553: int             inword(void);
1.5       millert   554:
                    555: /* region.c X */
1.74      deraadt   556: int             killregion(int, int);
                    557: int             copyregion(int, int);
                    558: int             lowerregion(int, int);
                    559: int             upperregion(int, int);
                    560: int             prefixregion(int, int);
                    561: int             setprefix(int, int);
                    562: int             region_get_data(struct region *, char *, int);
1.79      kjell     563: void            region_put_data(const char *, int);
1.119     lum       564: int             markbuffer(int, int);
                    565: int             piperegion(int, int);
1.5       millert   566:
                    567: /* search.c X */
1.74      deraadt   568: int             forwsearch(int, int);
                    569: int             backsearch(int, int);
                    570: int             searchagain(int, int);
                    571: int             forwisearch(int, int);
                    572: int             backisearch(int, int);
                    573: int             queryrepl(int, int);
                    574: int             forwsrch(void);
                    575: int             backsrch(void);
                    576: int             readpattern(char *);
1.5       millert   577:
                    578: /* spawn.c X */
1.74      deraadt   579: int             spawncli(int, int);
1.5       millert   580:
                    581: /* ttykbd.c X */
1.74      deraadt   582: void            ttykeymapinit(void);
                    583: void            ttykeymaptidy(void);
1.5       millert   584:
                    585: /* match.c X */
1.74      deraadt   586: int             showmatch(int, int);
1.5       millert   587:
                    588: /* version.c X */
1.74      deraadt   589: int             showversion(int, int);
1.5       millert   590:
                    591: /* macro.c X */
1.74      deraadt   592: int             definemacro(int, int);
                    593: int             finishmacro(int, int);
                    594: int             executemacro(int, int);
1.5       millert   595:
                    596: /* modes.c X */
1.74      deraadt   597: int             indentmode(int, int);
                    598: int             fillmode(int, int);
                    599: int             blinkparen(int, int);
1.5       millert   600: #ifdef NOTAB
1.74      deraadt   601: int             notabmode(int, int);
1.5       millert   602: #endif /* NOTAB */
1.80      kjell     603: int             overwrite_mode(int, int);
1.74      deraadt   604: int             set_default_mode(int,int);
1.5       millert   605:
                    606: #ifdef REGEX
                    607: /* re_search.c X */
1.74      deraadt   608: int             re_forwsearch(int, int);
                    609: int             re_backsearch(int, int);
                    610: int             re_searchagain(int, int);
                    611: int             re_queryrepl(int, int);
                    612: int             replstr(int, int);
                    613: int             setcasefold(int, int);
                    614: int             delmatchlines(int, int);
                    615: int             delnonmatchlines(int, int);
                    616: int             cntmatchlines(int, int);
                    617: int             cntnonmatchlines(int, int);
1.5       millert   618: #endif /* REGEX */
1.1       deraadt   619:
1.30      vincent   620: /* undo.c X */
1.74      deraadt   621: void            free_undo_record(struct undo_rec *);
                    622: int             undo_dump(int, int);
1.97      kjell     623: int             undo_enabled(void);
1.108     kjell     624: int             undo_enable(int, int);
                    625: int             undo_add_boundary(int, int);
1.93      kjell     626: void            undo_add_modified(void);
1.74      deraadt   627: int             undo_add_insert(struct line *, int, int);
1.112     kjell     628: int             undo_add_delete(struct line *, int, int, int);
1.108     kjell     629: int             undo_boundary_enable(int, int);
1.74      deraadt   630: int             undo_add_change(struct line *, int, int);
                    631: int             undo(int, int);
1.41      vincent   632:
                    633: /* autoexec.c X */
1.74      deraadt   634: int             auto_execute(int, int);
                    635: PF             *find_autoexec(const char *);
                    636: int             add_autoexec(const char *, const char *);
1.46      vincent   637:
1.103     kjell     638: /* cmode.c X */
                    639: int             cmode(int, int);
1.104     kjell     640: int             cc_brace(int, int);
1.103     kjell     641: int             cc_char(int, int);
                    642: int             cc_tab(int, int);
                    643: int             cc_indent(int, int);
                    644: int             cc_lfindent(int, int);
1.66      kjell     645:
                    646: /* grep.c X */
1.74      deraadt   647: int             next_error(int, int);
1.100     kjell     648: int             globalwdtoggle(int, int);
1.106     kjell     649: int             compile(int, int);
1.30      vincent   650:
1.1       deraadt   651: /*
                    652:  * Externals.
                    653:  */
1.74      deraadt   654: extern struct buffer   *bheadp;
                    655: extern struct buffer   *curbp;
                    656: extern struct mgwin    *curwp;
                    657: extern struct mgwin    *wheadp;
                    658: extern int              thisflag;
                    659: extern int              lastflag;
                    660: extern int              curgoal;
                    661: extern int              startrow;
                    662: extern int              epresf;
                    663: extern int              sgarbf;
                    664: extern int              mode;
                    665: extern int              nrow;
                    666: extern int              ncol;
                    667: extern int              ttrow;
                    668: extern int              ttcol;
                    669: extern int              tttop;
                    670: extern int              ttbot;
                    671: extern int              tthue;
                    672: extern int              defb_nmodes;
                    673: extern int              defb_flag;
1.117     lum       674: extern char             cinfo[];
1.74      deraadt   675: extern char            *keystrings[];
                    676: extern char             pat[NPAT];
1.5       millert   677: #ifndef NO_DPROMPT
1.74      deraadt   678: extern char             prompt[];
1.5       millert   679: #endif /* !NO_DPROMPT */
                    680:
                    681: /*
                    682:  * Globals.
                    683:  */
1.74      deraadt   684: int             tceeol;
                    685: int             tcinsl;
                    686: int             tcdell;
1.105     kjell     687: int             rptcount;      /* successive invocation count */