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Annotation of src/usr.bin/mg/def.h, Revision 1.119

1.119   ! lum         1: /*     $OpenBSD: def.h,v 1.118 2011/12/10 14:09:48 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:
                     17: #ifdef NO_MACRO
                     18: #ifndef NO_STARTUP
1.4       millert    19: #define NO_STARTUP             /* NO_MACRO implies NO_STARTUP */
1.1       deraadt    20: #endif
                     21: #endif
                     22:
1.47      vincent    23: typedef int    (*PF)(int, int);        /* generally useful type */
1.1       deraadt    24:
                     25: /*
                     26:  * Table sizes, etc.
                     27:  */
1.7       art        28: #define NFILEN 1024            /* Length, file name.            */
                     29: #define NBUFN  NFILEN          /* Length, buffer name.          */
1.4       millert    30: #define NLINE  256             /* Length, line.                 */
                     31: #define PBMODES 4              /* modes per buffer              */
                     32: #define NKBDM  256             /* Length, keyboard macro.       */
                     33: #define NPAT   80              /* Length, pattern.              */
                     34: #define HUGE   1000            /* A rather large number.        */
                     35: #define NSRCH  128             /* Undoable search commands.     */
                     36: #define NXNAME 64              /* Length, extended command.     */
1.60      db         37: #define NKNAME 20              /* Length, key names.            */
1.68      kjell      38: #define NTIME  50              /* Length, timestamp string.     */
1.1       deraadt    39: /*
                     40:  * Universal.
                     41:  */
1.4       millert    42: #define FALSE  0               /* False, no, bad, etc.          */
                     43: #define TRUE   1               /* True, yes, good, etc.         */
                     44: #define ABORT  2               /* Death, ^G, abort, etc.        */
1.1       deraadt    45:
1.98      deraadt    46: #define KCLEAR 2               /* clear echo area               */
1.1       deraadt    47:
                     48: /*
                     49:  * These flag bits keep track of
                     50:  * some aspects of the last command. The CFCPCN
                     51:  * flag controls goal column setting. The CFKILL
                     52:  * flag controls the clearing versus appending
                     53:  * of data in the kill buffer.
                     54:  */
1.4       millert    55: #define CFCPCN 0x0001          /* Last command was C-P, C-N     */
                     56: #define CFKILL 0x0002          /* Last command was a kill       */
1.60      db         57: #define CFINS  0x0004          /* Last command was self-insert  */
1.1       deraadt    58:
                     59: /*
                     60:  * File I/O.
                     61:  */
1.4       millert    62: #define FIOSUC 0               /* Success.                      */
                     63: #define FIOFNF 1               /* File not found.               */
                     64: #define FIOEOF 2               /* End of file.                  */
                     65: #define FIOERR 3               /* Error.                        */
                     66: #define FIOLONG 4              /* long line partially read      */
1.77      deraadt    67: #define FIODIR 5               /* File is a directory           */
1.1       deraadt    68:
                     69: /*
                     70:  * Directory I/O.
                     71:  */
1.4       millert    72: #define DIOSUC 0               /* Success.                      */
                     73: #define DIOEOF 1               /* End of file.                  */
                     74: #define DIOERR 2               /* Error.                        */
1.1       deraadt    75:
                     76: /*
                     77:  * Display colors.
                     78:  */
1.4       millert    79: #define CNONE  0               /* Unknown color.                */
                     80: #define CTEXT  1               /* Text color.                   */
                     81: #define CMODE  2               /* Mode line color.              */
                     82:
                     83: /*
1.22      millert    84:  * Flags for keyboard invoked functions.
1.4       millert    85:  */
                     86: #define FFUNIV         1       /* universal argument            */
1.27      deraadt    87: #define FFNEGARG       2       /* negative only argument        */
1.4       millert    88: #define FFOTHARG       4       /* other argument                */
                     89: #define FFARG          7       /* any argument                  */
                     90: #define FFRAND         8       /* Called by other function      */
1.1       deraadt    91:
                     92: /*
                     93:  * Flags for "eread".
                     94:  */
1.4       millert    95: #define EFFUNC 0x0001          /* Autocomplete functions.       */
                     96: #define EFBUF  0x0002          /* Autocomplete buffers.         */
                     97: #define EFFILE 0x0004          /* " files (maybe someday)       */
1.60      db         98: #define EFAUTO 0x0007          /* Some autocompletion on        */
1.4       millert    99: #define EFNEW  0x0008          /* New prompt.                   */
                    100: #define EFCR   0x0010          /* Echo CR at end; last read.    */
1.20      art       101: #define EFDEF  0x0020          /* buffer contains default args  */
1.63      kjell     102: #define EFNUL  0x0040          /* Null Minibuffer OK            */
1.1       deraadt   103:
                    104: /*
1.75      kjell     105:  * Direction of insert into kill ring
1.1       deraadt   106:  */
1.112     kjell     107: #define KNONE  0x00
                    108: #define KFORW  0x01            /* forward insert into kill ring */
                    109: #define KBACK  0x02            /* Backwards insert into kill ring */
                    110: #define KREG   0x04            /* This is a region-based kill */
1.1       deraadt   111:
1.49      vincent   112: /*
                    113:  * This structure holds the starting position
                    114:  * (as a line/offset pair) and the number of characters in a
                    115:  * region of a buffer. This makes passing the specification
                    116:  * of a region around a little bit easier.
                    117:  */
1.74      deraadt   118: struct region {
                    119:        struct line     *r_linep;       /* Origin line address.          */
                    120:        int              r_offset;      /* Origin line offset.           */
1.110     kjell     121:        int              r_lineno;      /* Origin line number            */
1.60      db        122:        RSIZE            r_size;        /* Length in characters.         */
1.74      deraadt   123: };
1.49      vincent   124:
                    125:
1.1       deraadt   126: /*
                    127:  * All text is kept in circularly linked
1.75      kjell     128:  * lists of "line" structures. These begin at the
1.1       deraadt   129:  * header line (which is the blank line beyond the
                    130:  * end of the buffer). This line is pointed to by
1.75      kjell     131:  * the "buffer" structure. Each line contains the number of
1.1       deraadt   132:  * bytes in the line (the "used" size), the size
                    133:  * of the text array, and the text. The end of line
                    134:  * is not stored as a byte; it's implied. Future
                    135:  * additions will include update hints, and a
                    136:  * list of marks into the line.
                    137:  */
1.74      deraadt   138: struct line {
                    139:        struct line     *l_fp;          /* Link to the next line         */
                    140:        struct line     *l_bp;          /* Link to the previous line     */
1.60      db        141:        int              l_size;        /* Allocated size                */
                    142:        int              l_used;        /* Used size                     */
                    143:        char            *l_text;        /* Content of the line           */
1.74      deraadt   144: };
1.1       deraadt   145:
                    146: /*
                    147:  * The rationale behind these macros is that you
                    148:  * could (with some editing, like changing the type of a line
1.75      kjell     149:  * link from a "struct line *" to a "REFLINE", and fixing the commands
1.1       deraadt   150:  * like file reading that break the rules) change the actual
                    151:  * storage representation of lines to use something fancy on
                    152:  * machines with small address spaces.
                    153:  */
                    154: #define lforw(lp)      ((lp)->l_fp)
                    155: #define lback(lp)      ((lp)->l_bp)
                    156: #define lgetc(lp, n)   (CHARMASK((lp)->l_text[(n)]))
                    157: #define lputc(lp, n, c) ((lp)->l_text[(n)]=(c))
                    158: #define llength(lp)    ((lp)->l_used)
                    159: #define ltext(lp)      ((lp)->l_text)
                    160:
                    161: /*
                    162:  * All repeated structures are kept as linked lists of structures.
                    163:  * All of these start with a LIST structure (except lines, which
                    164:  * have their own abstraction). This will allow for
                    165:  * later conversion to generic list manipulation routines should
1.60      db        166:  * I decide to do that. It does mean that there are four extra
1.1       deraadt   167:  * bytes per window. I feel that this is an acceptable price,
                    168:  * considering that there are usually only one or two windows.
                    169:  */
1.74      deraadt   170: struct list {
1.1       deraadt   171:        union {
1.74      deraadt   172:                struct mgwin    *l_wp;
1.75      kjell     173:                struct buffer   *x_bp;  /* l_bp is used by struct line */
1.74      deraadt   174:                struct list     *l_nxt;
1.1       deraadt   175:        } l_p;
1.82      kjell     176:        char *l_name;
1.74      deraadt   177: };
1.4       millert   178:
1.1       deraadt   179: /*
                    180:  * Usual hack - to keep from uglifying the code with lotsa
                    181:  * references through the union, we #define something for it.
                    182:  */
                    183: #define l_next l_p.l_nxt
                    184:
                    185: /*
                    186:  * There is a window structure allocated for
                    187:  * every active display window. The windows are kept in a
                    188:  * big list, in top to bottom screen order, with the listhead at
                    189:  * "wheadp". Each window contains its own values of dot and mark.
                    190:  * The flag field contains some bits that are set by commands
                    191:  * to guide redisplay; although this is a bit of a compromise in
                    192:  * terms of decoupling, the full blown redisplay is just too
                    193:  * expensive to run for every input character.
                    194:  */
1.74      deraadt   195: struct mgwin {
                    196:        struct list      w_list;        /* List header                  */
                    197:        struct buffer   *w_bufp;        /* Buffer displayed in window   */
                    198:        struct line     *w_linep;       /* Top line in the window       */
                    199:        struct line     *w_dotp;        /* Line containing "."          */
                    200:        struct line     *w_markp;       /* Line containing "mark"       */
1.60      db        201:        int              w_doto;        /* Byte offset for "."          */
                    202:        int              w_marko;       /* Byte offset for "mark"       */
                    203:        char             w_toprow;      /* Origin 0 top row of window   */
                    204:        char             w_ntrows;      /* # of rows of text in window  */
1.90      kjell     205:        char             w_frame;       /* #lines to reframe by.        */
1.111     kjell     206:        char             w_rflag;       /* Redisplay Flags.             */
                    207:        char             w_flag;        /* Flags.                       */
1.74      deraadt   208:        struct line     *w_wrapline;
1.92      kjell     209:        int              w_dotline;     /* current line number of dot   */
                    210:        int              w_markline;    /* current line number of mark  */
1.74      deraadt   211: };
1.1       deraadt   212: #define w_wndp w_list.l_p.l_wp
                    213: #define w_name w_list.l_name
                    214:
                    215: /*
1.109     kjell     216:  * Window redisplay flags are set by command processors to
1.1       deraadt   217:  * tell the display system what has happened to the buffer
1.99      deanna    218:  * mapped by the window. Setting "WFFULL" is always a safe thing
1.1       deraadt   219:  * to do, but it may do more work than is necessary. Always try
                    220:  * to set the simplest action that achieves the required update.
                    221:  * Because commands set bits in the "w_flag", update will see
                    222:  * all change flags, and do the most general one.
                    223:  */
1.89      kjell     224: #define WFFRAME 0x01                   /* Force reframe.                */
1.43      vincent   225: #define WFMOVE 0x02                    /* Movement from line to line.   */
                    226: #define WFEDIT 0x04                    /* Editing within a line.        */
1.89      kjell     227: #define WFFULL 0x08                    /* Do a full display.            */
1.43      vincent   228: #define WFMODE 0x10                    /* Update mode line.             */
1.1       deraadt   229:
1.111     kjell     230: /*
                    231:  * Window flags
                    232:  */
                    233: #define WNONE  0x00                    /* No special window options.   */
                    234: #define WEPHEM 0x01                    /* Window is ephemeral.         */
                    235:
1.35      vincent   236: struct undo_rec;
1.113     oga       237: TAILQ_HEAD(undoq, undo_rec);
1.35      vincent   238:
1.1       deraadt   239: /*
                    240:  * Text is kept in buffers. A buffer header, described
                    241:  * below, exists for every buffer in the system. The buffers are
                    242:  * kept in a big list, so that commands that search for a buffer by
                    243:  * name can find the buffer header. There is a safe store for the
                    244:  * dot and mark in the header, but this is only valid if the buffer
                    245:  * is not being displayed (that is, if "b_nwnd" is 0). The text for
                    246:  * the buffer is kept in a circularly linked list of lines, with
1.94      kjell     247:  * a pointer to the header line in "b_headp".
1.1       deraadt   248:  */
1.74      deraadt   249: struct buffer {
                    250:        struct list      b_list;        /* buffer list pointer           */
                    251:        struct buffer   *b_altb;        /* Link to alternate buffer      */
1.75      kjell     252:        struct line     *b_dotp;        /* Link to "." line structure    */
1.74      deraadt   253:        struct line     *b_markp;       /* ditto for mark                */
1.94      kjell     254:        struct line     *b_headp;       /* Link to the header line       */
1.74      deraadt   255:        struct maps_s   *b_modes[PBMODES]; /* buffer modes               */
1.75      kjell     256:        int              b_doto;        /* Offset of "." in above line   */
1.60      db        257:        int              b_marko;       /* ditto for the "mark"          */
                    258:        short            b_nmodes;      /* number of non-fundamental modes */
                    259:        char             b_nwnd;        /* Count of windows on buffer    */
                    260:        char             b_flag;        /* Flags                         */
                    261:        char             b_fname[NFILEN]; /* File name                   */
1.86      kjell     262:        char             b_cwd[NFILEN]; /* working directory             */
1.60      db        263:        struct fileinfo  b_fi;          /* File attributes               */
1.113     oga       264:        struct undoq     b_undo;        /* Undo actions list             */
1.77      deraadt   265:        int              b_undopos;     /* Where we were during last undo */
1.67      kjell     266:        struct undo_rec *b_undoptr;
1.92      kjell     267:        int              b_dotline;     /* Line number of dot */
                    268:        int              b_markline;    /* Line number of mark */
                    269:        int              b_lines;       /* Number of lines in file      */
1.74      deraadt   270: };
1.1       deraadt   271: #define b_bufp b_list.l_p.x_bp
                    272: #define b_bname b_list.l_name
1.95      kjell     273:
                    274: /* Some helper macros, in case they ever change to functions */
                    275: #define bfirstlp(buf)  (lforw((buf)->b_headp))
                    276: #define blastlp(buf)   (lback((buf)->b_headp))
1.1       deraadt   277:
1.43      vincent   278: #define BFCHG  0x01                    /* Changed.                      */
                    279: #define BFBAK  0x02                    /* Need to make a backup.        */
1.1       deraadt   280: #ifdef NOTAB
1.43      vincent   281: #define BFNOTAB 0x04                   /* no tab mode                   */
1.1       deraadt   282: #endif
1.43      vincent   283: #define BFOVERWRITE 0x08               /* overwrite mode                */
1.60      db        284: #define BFREADONLY  0x10               /* read only mode                */
1.107     kjell     285: #define BFDIRTY     0x20               /* Buffer was modified elsewhere */
                    286: #define BFIGNDIRTY  0x40               /* Ignore modifications */
1.1       deraadt   287: /*
1.30      vincent   288:  * This structure holds information about recent actions for the Undo command.
                    289:  */
                    290: struct undo_rec {
1.113     oga       291:        TAILQ_ENTRY(undo_rec) next;
1.30      vincent   292:        enum {
                    293:                INSERT = 1,
                    294:                DELETE,
1.93      kjell     295:                BOUNDARY,
1.112     kjell     296:                MODIFIED,
                    297:                DELREG
1.30      vincent   298:        } type;
1.74      deraadt   299:        struct region    region;
1.30      vincent   300:        int              pos;
1.34      deraadt   301:        char            *content;
1.30      vincent   302: };
                    303:
                    304: /*
1.4       millert   305:  * Prototypes.
                    306:  */
                    307:
1.5       millert   308: /* tty.c X */
1.74      deraadt   309: void            ttinit(void);
                    310: void            ttreinit(void);
                    311: void            tttidy(void);
                    312: void            ttmove(int, int);
                    313: void            tteeol(void);
                    314: void            tteeop(void);
                    315: void            ttbeep(void);
                    316: void            ttinsl(int, int, int);
                    317: void            ttdell(int, int, int);
                    318: void            ttwindow(int, int);
                    319: void            ttnowindow(void);
                    320: void            ttcolor(int);
                    321: void            ttresize(void);
1.31      deraadt   322:
                    323: volatile sig_atomic_t winch_flag;
1.4       millert   324:
                    325: /* ttyio.c */
1.74      deraadt   326: void            ttopen(void);
                    327: int             ttraw(void);
                    328: void            ttclose(void);
                    329: int             ttcooked(void);
                    330: int             ttputc(int);
                    331: void            ttflush(void);
                    332: int             ttgetc(void);
                    333: int             ttwait(int);
1.80      kjell     334: int             charswaiting(void);
1.4       millert   335:
                    336: /* dir.c */
1.74      deraadt   337: void            dirinit(void);
                    338: int             changedir(int, int);
                    339: int             showcwdir(int, int);
1.86      kjell     340: int             getcwdir(char *, size_t);
1.4       millert   341:
                    342: /* dired.c */
1.74      deraadt   343: struct buffer  *dired_(char *);
1.5       millert   344:
                    345: /* file.c X */
1.74      deraadt   346: int             fileinsert(int, int);
                    347: int             filevisit(int, int);
                    348: int             filevisitalt(int, int);
                    349: int             filevisitro(int, int);
                    350: int             poptofile(int, int);
1.87      kjell     351: struct buffer  *findbuffer(char *);
1.74      deraadt   352: int             readin(char *);
                    353: int             insertfile(char *, char *, int);
                    354: int             filewrite(int, int);
                    355: int             filesave(int, int);
                    356: int             buffsave(struct buffer *);
                    357: int             makebkfile(int, int);
                    358: int             writeout(struct buffer *, char *);
                    359: void            upmodes(struct buffer *);
1.116     kjell     360: size_t          xbasename(char *, const char *, size_t);
1.5       millert   361:
                    362: /* line.c X */
1.74      deraadt   363: struct line    *lalloc(int);
                    364: int             lrealloc(struct line *, int);
                    365: void            lfree(struct line *);
                    366: void            lchange(int);
                    367: int             linsert_str(const char *, int);
                    368: int             linsert(int, int);
                    369: int             lnewline_at(struct line *, int);
                    370: int             lnewline(void);
                    371: int             ldelete(RSIZE, int);
                    372: int             ldelnewline(void);
                    373: int             lreplace(RSIZE, char *);
1.88      kjell     374: char *          linetostr(const struct line *);
1.78      kjell     375:
                    376: /* yank.c X */
                    377:
1.74      deraadt   378: void            kdelete(void);
                    379: int             kinsert(int, int);
                    380: int             kremove(int);
1.76      kjell     381: int             kchunk(char *, RSIZE, int);
1.78      kjell     382: int             killline(int, int);
                    383: int             yank(int, int);
1.5       millert   384:
                    385: /* window.c X */
1.74      deraadt   386: struct mgwin   *new_window(struct buffer *);
                    387: void            free_window(struct mgwin *);
                    388: int             reposition(int, int);
1.80      kjell     389: int             redraw(int, int);
1.83      otto      390: int             do_redraw(int, int, int);
1.74      deraadt   391: int             nextwind(int, int);
                    392: int             prevwind(int, int);
                    393: int             onlywind(int, int);
                    394: int             splitwind(int, int);
                    395: int             enlargewind(int, int);
                    396: int             shrinkwind(int, int);
                    397: int             delwind(int, int);
1.4       millert   398:
                    399: /* buffer.c */
1.74      deraadt   400: int             togglereadonly(int, int);
1.86      kjell     401: struct buffer   *bfind(const char *, int);
1.74      deraadt   402: int             poptobuffer(int, int);
                    403: int             killbuffer(struct buffer *);
                    404: int             killbuffer_cmd(int, int);
                    405: int             savebuffers(int, int);
                    406: int             listbuffers(int, int);
                    407: int             addlinef(struct buffer *, char *, ...);
1.12      art       408: #define         addline(bp, text)      addlinef(bp, "%s", text)
1.74      deraadt   409: int             anycb(int);
                    410: int             bclear(struct buffer *);
                    411: int             showbuffer(struct buffer *, struct mgwin *, int);
1.86      kjell     412: int             augbname(char *, const char *, size_t);
1.111     kjell     413: struct mgwin    *popbuf(struct buffer *, int);
1.74      deraadt   414: int             bufferinsert(int, int);
                    415: int             usebuffer(int, int);
                    416: int             notmodified(int, int);
1.111     kjell     417: int             popbuftop(struct buffer *, int);
1.86      kjell     418: int             getbufcwd(char *, size_t);
1.107     kjell     419: int             checkdirty(struct buffer *);
1.4       millert   420:
                    421: /* display.c */
1.74      deraadt   422: int            vtresize(int, int, int);
                    423: void           vtinit(void);
                    424: void           vttidy(void);
                    425: void           update(void);
1.92      kjell     426: int            linenotoggle(int, int);
1.5       millert   427:
                    428: /* echo.c X */
1.74      deraadt   429: void            eerase(void);
                    430: int             eyorn(const char *);
                    431: int             eyesno(const char *);
                    432: void            ewprintf(const char *fmt, ...);
                    433: char           *ereply(const char *, char *, size_t, ...);
                    434: char           *eread(const char *, char *, size_t, int, ...);
                    435: int             getxtra(struct list *, struct list *, int, int);
                    436: void            free_file_list(struct list *);
1.4       millert   437:
                    438: /* fileio.c */
1.74      deraadt   439: int             ffropen(const char *, struct buffer *);
1.107     kjell     440: void            ffstat(struct buffer *);
1.74      deraadt   441: int             ffwopen(const char *, struct buffer *);
                    442: int             ffclose(struct buffer *);
                    443: int             ffputbuf(struct buffer *);
                    444: int             ffgetline(char *, int, int *);
                    445: int             fbackupfile(const char *);
1.91      jason     446: char           *adjustname(const char *, int);
1.74      deraadt   447: char           *startupfile(char *);
                    448: int             copy(char *, char *);
                    449: struct list    *make_file_list(char *);
                    450: int             fisdir(const char *);
1.107     kjell     451: int             fchecktime(struct buffer *);
                    452: int             fupdstat(struct buffer *);
1.4       millert   453:
1.5       millert   454: /* kbd.c X */
1.74      deraadt   455: int             do_meta(int, int);
                    456: int             bsmap(int, int);
                    457: void            ungetkey(int);
                    458: int             getkey(int);
                    459: int             doin(void);
                    460: int             rescan(int, int);
                    461: int             universal_argument(int, int);
                    462: int             digit_argument(int, int);
                    463: int             negative_argument(int, int);
                    464: int             selfinsert(int, int);
                    465: int             quote(int, int);
1.4       millert   466:
                    467: /* main.c */
1.74      deraadt   468: int             ctrlg(int, int);
                    469: int             quit(int, int);
1.4       millert   470:
                    471: /* ttyio.c */
1.74      deraadt   472: void            panic(char *);
1.4       millert   473:
                    474: /* cinfo.c */
1.80      kjell     475: char           *getkeyname(char  *, size_t, int);
1.4       millert   476:
                    477: /* basic.c */
1.74      deraadt   478: int             gotobol(int, int);
                    479: int             backchar(int, int);
                    480: int             gotoeol(int, int);
                    481: int             forwchar(int, int);
                    482: int             gotobob(int, int);
                    483: int             gotoeob(int, int);
                    484: int             forwline(int, int);
                    485: int             backline(int, int);
                    486: void            setgoal(void);
                    487: int             getgoal(struct line *);
                    488: int             forwpage(int, int);
                    489: int             backpage(int, int);
                    490: int             forw1page(int, int);
                    491: int             back1page(int, int);
                    492: int             pagenext(int, int);
                    493: void            isetmark(void);
                    494: int             setmark(int, int);
1.101     kjell     495: int             clearmark(int, int);
1.74      deraadt   496: int             swapmark(int, int);
                    497: int             gotoline(int, int);
1.5       millert   498:
                    499: /* random.c X */
1.74      deraadt   500: int             showcpos(int, int);
                    501: int             getcolpos(void);
                    502: int             twiddle(int, int);
                    503: int             openline(int, int);
                    504: int             newline(int, int);
                    505: int             deblank(int, int);
                    506: int             justone(int, int);
                    507: int             delwhite(int, int);
1.102     kjell     508: int             delleadwhite(int, int);
                    509: int             deltrailwhite(int, int);
                    510: int             lfindent(int, int);
1.74      deraadt   511: int             indent(int, int);
                    512: int             forwdel(int, int);
                    513: int             backdel(int, int);
                    514: int             space_to_tabstop(int, int);
1.114     kjell     515: int             backtoindent(int, int);
1.115     kjell     516: int             joinline(int, int);
1.5       millert   517:
1.117     lum       518: /* tags.c X */
                    519: int             findtag(int, int);
                    520: int             poptag(int, int);
                    521: int             tagsvisit(int, int);
                    522:
1.5       millert   523: /* extend.c X */
1.74      deraadt   524: int             insert(int, int);
                    525: int             bindtokey(int, int);
                    526: int             localbind(int, int);
1.80      kjell     527: int             redefine_key(int, int);
1.74      deraadt   528: int             unbindtokey(int, int);
                    529: int             localunbind(int, int);
                    530: int             extend(int, int);
                    531: int             evalexpr(int, int);
                    532: int             evalbuffer(int, int);
                    533: int             evalfile(int, int);
                    534: int             load(const char *);
                    535: int             excline(char *);
1.5       millert   536:
                    537: /* help.c X */
1.74      deraadt   538: int             desckey(int, int);
                    539: int             wallchart(int, int);
                    540: int             help_help(int, int);
                    541: int             apropos_command(int, int);
1.5       millert   542:
                    543: /* paragraph.c X */
1.74      deraadt   544: int             gotobop(int, int);
                    545: int             gotoeop(int, int);
                    546: int             fillpara(int, int);
                    547: int             killpara(int, int);
                    548: int             fillword(int, int);
                    549: int             setfillcol(int, int);
1.5       millert   550:
                    551: /* word.c X */
1.74      deraadt   552: int             backword(int, int);
                    553: int             forwword(int, int);
                    554: int             upperword(int, int);
                    555: int             lowerword(int, int);
                    556: int             capword(int, int);
                    557: int             delfword(int, int);
                    558: int             delbword(int, int);
                    559: int             inword(void);
1.5       millert   560:
                    561: /* region.c X */
1.74      deraadt   562: int             killregion(int, int);
                    563: int             copyregion(int, int);
                    564: int             lowerregion(int, int);
                    565: int             upperregion(int, int);
                    566: int             prefixregion(int, int);
                    567: int             setprefix(int, int);
                    568: int             region_get_data(struct region *, char *, int);
1.79      kjell     569: void            region_put_data(const char *, int);
1.119   ! lum       570: int             markbuffer(int, int);
        !           571: int             piperegion(int, int);
1.5       millert   572:
                    573: /* search.c X */
1.74      deraadt   574: int             forwsearch(int, int);
                    575: int             backsearch(int, int);
                    576: int             searchagain(int, int);
                    577: int             forwisearch(int, int);
                    578: int             backisearch(int, int);
                    579: int             queryrepl(int, int);
                    580: int             forwsrch(void);
                    581: int             backsrch(void);
                    582: int             readpattern(char *);
1.5       millert   583:
                    584: /* spawn.c X */
1.74      deraadt   585: int             spawncli(int, int);
1.5       millert   586:
                    587: /* ttykbd.c X */
1.74      deraadt   588: void            ttykeymapinit(void);
                    589: void            ttykeymaptidy(void);
1.5       millert   590:
                    591: /* match.c X */
1.74      deraadt   592: int             showmatch(int, int);
1.5       millert   593:
                    594: /* version.c X */
1.74      deraadt   595: int             showversion(int, int);
1.5       millert   596:
                    597: #ifndef NO_MACRO
                    598: /* macro.c X */
1.74      deraadt   599: int             definemacro(int, int);
                    600: int             finishmacro(int, int);
                    601: int             executemacro(int, int);
1.5       millert   602: #endif /* !NO_MACRO */
                    603:
                    604: /* modes.c X */
1.74      deraadt   605: int             indentmode(int, int);
                    606: int             fillmode(int, int);
                    607: int             blinkparen(int, int);
1.5       millert   608: #ifdef NOTAB
1.74      deraadt   609: int             notabmode(int, int);
1.5       millert   610: #endif /* NOTAB */
1.80      kjell     611: int             overwrite_mode(int, int);
1.74      deraadt   612: int             set_default_mode(int,int);
1.5       millert   613:
                    614: #ifdef REGEX
                    615: /* re_search.c X */
1.74      deraadt   616: int             re_forwsearch(int, int);
                    617: int             re_backsearch(int, int);
                    618: int             re_searchagain(int, int);
                    619: int             re_queryrepl(int, int);
                    620: int             replstr(int, int);
                    621: int             setcasefold(int, int);
                    622: int             delmatchlines(int, int);
                    623: int             delnonmatchlines(int, int);
                    624: int             cntmatchlines(int, int);
                    625: int             cntnonmatchlines(int, int);
1.5       millert   626: #endif /* REGEX */
1.1       deraadt   627:
1.30      vincent   628: /* undo.c X */
1.74      deraadt   629: void            free_undo_record(struct undo_rec *);
                    630: int             undo_dump(int, int);
1.97      kjell     631: int             undo_enabled(void);
1.108     kjell     632: int             undo_enable(int, int);
                    633: int             undo_add_boundary(int, int);
1.93      kjell     634: void            undo_add_modified(void);
1.74      deraadt   635: int             undo_add_insert(struct line *, int, int);
1.112     kjell     636: int             undo_add_delete(struct line *, int, int, int);
1.108     kjell     637: int             undo_boundary_enable(int, int);
1.74      deraadt   638: int             undo_add_change(struct line *, int, int);
                    639: int             undo(int, int);
1.41      vincent   640:
                    641: /* autoexec.c X */
1.74      deraadt   642: int             auto_execute(int, int);
                    643: PF             *find_autoexec(const char *);
                    644: int             add_autoexec(const char *, const char *);
1.46      vincent   645:
1.103     kjell     646: /* cmode.c X */
                    647: int             cmode(int, int);
1.104     kjell     648: int             cc_brace(int, int);
1.103     kjell     649: int             cc_char(int, int);
                    650: int             cc_tab(int, int);
                    651: int             cc_indent(int, int);
                    652: int             cc_lfindent(int, int);
1.66      kjell     653:
                    654: /* grep.c X */
1.74      deraadt   655: int             next_error(int, int);
1.100     kjell     656: int             globalwdtoggle(int, int);
1.106     kjell     657: int             compile(int, int);
1.30      vincent   658:
1.1       deraadt   659: /*
                    660:  * Externals.
                    661:  */
1.74      deraadt   662: extern struct buffer   *bheadp;
                    663: extern struct buffer   *curbp;
                    664: extern struct mgwin    *curwp;
                    665: extern struct mgwin    *wheadp;
                    666: extern int              thisflag;
                    667: extern int              lastflag;
                    668: extern int              curgoal;
                    669: extern int              startrow;
                    670: extern int              epresf;
                    671: extern int              sgarbf;
                    672: extern int              mode;
                    673: extern int              nrow;
                    674: extern int              ncol;
                    675: extern int              ttrow;
                    676: extern int              ttcol;
                    677: extern int              tttop;
                    678: extern int              ttbot;
                    679: extern int              tthue;
                    680: extern int              defb_nmodes;
                    681: extern int              defb_flag;
1.117     lum       682: extern char             cinfo[];
1.74      deraadt   683: extern char            *keystrings[];
                    684: extern char             pat[NPAT];
1.5       millert   685: #ifndef NO_DPROMPT
1.74      deraadt   686: extern char             prompt[];
1.5       millert   687: #endif /* !NO_DPROMPT */
                    688:
                    689: /*
                    690:  * Globals.
                    691:  */
1.74      deraadt   692: int             tceeol;
                    693: int             tcinsl;
                    694: int             tcdell;
1.105     kjell     695: int             rptcount;      /* successive invocation count */