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Annotation of src/usr.bin/mg/def.h, Revision 1.134

1.134   ! florian     1: /*     $OpenBSD: def.h,v 1.133 2012/12/27 18:49:59 florian 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.        */
1.125     lum        39: #define UERROR 3               /* User Error.                   */
1.127     florian    40: #define REVERT 4               /* Revert the buffer             */
1.1       deraadt    41:
1.98      deraadt    42: #define KCLEAR 2               /* clear echo area               */
1.1       deraadt    43:
                     44: /*
                     45:  * These flag bits keep track of
                     46:  * some aspects of the last command. The CFCPCN
                     47:  * flag controls goal column setting. The CFKILL
                     48:  * flag controls the clearing versus appending
                     49:  * of data in the kill buffer.
                     50:  */
1.4       millert    51: #define CFCPCN 0x0001          /* Last command was C-P, C-N     */
                     52: #define CFKILL 0x0002          /* Last command was a kill       */
1.60      db         53: #define CFINS  0x0004          /* Last command was self-insert  */
1.1       deraadt    54:
                     55: /*
                     56:  * File I/O.
                     57:  */
1.4       millert    58: #define FIOSUC 0               /* Success.                      */
                     59: #define FIOFNF 1               /* File not found.               */
                     60: #define FIOEOF 2               /* End of file.                  */
                     61: #define FIOERR 3               /* Error.                        */
                     62: #define FIOLONG 4              /* long line partially read      */
1.77      deraadt    63: #define FIODIR 5               /* File is a directory           */
1.1       deraadt    64:
                     65: /*
                     66:  * Directory I/O.
                     67:  */
1.4       millert    68: #define DIOSUC 0               /* Success.                      */
                     69: #define DIOEOF 1               /* End of file.                  */
                     70: #define DIOERR 2               /* Error.                        */
1.1       deraadt    71:
                     72: /*
                     73:  * Display colors.
                     74:  */
1.4       millert    75: #define CNONE  0               /* Unknown color.                */
                     76: #define CTEXT  1               /* Text color.                   */
                     77: #define CMODE  2               /* Mode line color.              */
                     78:
                     79: /*
1.22      millert    80:  * Flags for keyboard invoked functions.
1.4       millert    81:  */
                     82: #define FFUNIV         1       /* universal argument            */
1.27      deraadt    83: #define FFNEGARG       2       /* negative only argument        */
1.4       millert    84: #define FFOTHARG       4       /* other argument                */
                     85: #define FFARG          7       /* any argument                  */
                     86: #define FFRAND         8       /* Called by other function      */
1.1       deraadt    87:
                     88: /*
                     89:  * Flags for "eread".
                     90:  */
1.4       millert    91: #define EFFUNC 0x0001          /* Autocomplete functions.       */
                     92: #define EFBUF  0x0002          /* Autocomplete buffers.         */
                     93: #define EFFILE 0x0004          /* " files (maybe someday)       */
1.60      db         94: #define EFAUTO 0x0007          /* Some autocompletion on        */
1.4       millert    95: #define EFNEW  0x0008          /* New prompt.                   */
                     96: #define EFCR   0x0010          /* Echo CR at end; last read.    */
1.20      art        97: #define EFDEF  0x0020          /* buffer contains default args  */
1.63      kjell      98: #define EFNUL  0x0040          /* Null Minibuffer OK            */
1.1       deraadt    99:
                    100: /*
1.75      kjell     101:  * Direction of insert into kill ring
1.1       deraadt   102:  */
1.112     kjell     103: #define KNONE  0x00
                    104: #define KFORW  0x01            /* forward insert into kill ring */
                    105: #define KBACK  0x02            /* Backwards insert into kill ring */
                    106: #define KREG   0x04            /* This is a region-based kill */
1.1       deraadt   107:
1.123     lum       108: #define MAX_TOKEN 64
                    109:
1.49      vincent   110: /*
                    111:  * This structure holds the starting position
                    112:  * (as a line/offset pair) and the number of characters in a
                    113:  * region of a buffer. This makes passing the specification
                    114:  * of a region around a little bit easier.
                    115:  */
1.74      deraadt   116: struct region {
                    117:        struct line     *r_linep;       /* Origin line address.          */
                    118:        int              r_offset;      /* Origin line offset.           */
1.110     kjell     119:        int              r_lineno;      /* Origin line number            */
1.60      db        120:        RSIZE            r_size;        /* Length in characters.         */
1.74      deraadt   121: };
1.49      vincent   122:
                    123:
1.1       deraadt   124: /*
                    125:  * All text is kept in circularly linked
1.75      kjell     126:  * lists of "line" structures. These begin at the
1.1       deraadt   127:  * header line (which is the blank line beyond the
                    128:  * end of the buffer). This line is pointed to by
1.75      kjell     129:  * the "buffer" structure. Each line contains the number of
1.1       deraadt   130:  * bytes in the line (the "used" size), the size
                    131:  * of the text array, and the text. The end of line
                    132:  * is not stored as a byte; it's implied. Future
                    133:  * additions will include update hints, and a
                    134:  * list of marks into the line.
                    135:  */
1.74      deraadt   136: struct line {
                    137:        struct line     *l_fp;          /* Link to the next line         */
                    138:        struct line     *l_bp;          /* Link to the previous line     */
1.60      db        139:        int              l_size;        /* Allocated size                */
                    140:        int              l_used;        /* Used size                     */
                    141:        char            *l_text;        /* Content of the line           */
1.74      deraadt   142: };
1.1       deraadt   143:
                    144: /*
                    145:  * The rationale behind these macros is that you
                    146:  * could (with some editing, like changing the type of a line
1.75      kjell     147:  * link from a "struct line *" to a "REFLINE", and fixing the commands
1.1       deraadt   148:  * like file reading that break the rules) change the actual
                    149:  * storage representation of lines to use something fancy on
                    150:  * machines with small address spaces.
                    151:  */
                    152: #define lforw(lp)      ((lp)->l_fp)
                    153: #define lback(lp)      ((lp)->l_bp)
                    154: #define lgetc(lp, n)   (CHARMASK((lp)->l_text[(n)]))
                    155: #define lputc(lp, n, c) ((lp)->l_text[(n)]=(c))
                    156: #define llength(lp)    ((lp)->l_used)
                    157: #define ltext(lp)      ((lp)->l_text)
                    158:
                    159: /*
                    160:  * All repeated structures are kept as linked lists of structures.
                    161:  * All of these start with a LIST structure (except lines, which
                    162:  * have their own abstraction). This will allow for
                    163:  * later conversion to generic list manipulation routines should
1.60      db        164:  * I decide to do that. It does mean that there are four extra
1.1       deraadt   165:  * bytes per window. I feel that this is an acceptable price,
                    166:  * considering that there are usually only one or two windows.
                    167:  */
1.74      deraadt   168: struct list {
1.1       deraadt   169:        union {
1.74      deraadt   170:                struct mgwin    *l_wp;
1.75      kjell     171:                struct buffer   *x_bp;  /* l_bp is used by struct line */
1.74      deraadt   172:                struct list     *l_nxt;
1.1       deraadt   173:        } l_p;
1.82      kjell     174:        char *l_name;
1.74      deraadt   175: };
1.4       millert   176:
1.1       deraadt   177: /*
                    178:  * Usual hack - to keep from uglifying the code with lotsa
                    179:  * references through the union, we #define something for it.
                    180:  */
                    181: #define l_next l_p.l_nxt
                    182:
                    183: /*
                    184:  * There is a window structure allocated for
                    185:  * every active display window. The windows are kept in a
                    186:  * big list, in top to bottom screen order, with the listhead at
                    187:  * "wheadp". Each window contains its own values of dot and mark.
                    188:  * The flag field contains some bits that are set by commands
                    189:  * to guide redisplay; although this is a bit of a compromise in
                    190:  * terms of decoupling, the full blown redisplay is just too
                    191:  * expensive to run for every input character.
                    192:  */
1.74      deraadt   193: struct mgwin {
                    194:        struct list      w_list;        /* List header                  */
                    195:        struct buffer   *w_bufp;        /* Buffer displayed in window   */
                    196:        struct line     *w_linep;       /* Top line in the window       */
                    197:        struct line     *w_dotp;        /* Line containing "."          */
                    198:        struct line     *w_markp;       /* Line containing "mark"       */
1.60      db        199:        int              w_doto;        /* Byte offset for "."          */
                    200:        int              w_marko;       /* Byte offset for "mark"       */
1.122     lum       201:        int              w_toprow;      /* Origin 0 top row of window   */
                    202:        int              w_ntrows;      /* # of rows of text in window  */
                    203:        int              w_frame;       /* #lines to reframe by.        */
1.111     kjell     204:        char             w_rflag;       /* Redisplay Flags.             */
                    205:        char             w_flag;        /* Flags.                       */
1.74      deraadt   206:        struct line     *w_wrapline;
1.92      kjell     207:        int              w_dotline;     /* current line number of dot   */
                    208:        int              w_markline;    /* current line number of mark  */
1.74      deraadt   209: };
1.1       deraadt   210: #define w_wndp w_list.l_p.l_wp
                    211: #define w_name w_list.l_name
                    212:
                    213: /*
1.109     kjell     214:  * Window redisplay flags are set by command processors to
1.1       deraadt   215:  * tell the display system what has happened to the buffer
1.99      deanna    216:  * mapped by the window. Setting "WFFULL" is always a safe thing
1.1       deraadt   217:  * to do, but it may do more work than is necessary. Always try
                    218:  * to set the simplest action that achieves the required update.
                    219:  * Because commands set bits in the "w_flag", update will see
                    220:  * all change flags, and do the most general one.
                    221:  */
1.89      kjell     222: #define WFFRAME 0x01                   /* Force reframe.                */
1.43      vincent   223: #define WFMOVE 0x02                    /* Movement from line to line.   */
                    224: #define WFEDIT 0x04                    /* Editing within a line.        */
1.89      kjell     225: #define WFFULL 0x08                    /* Do a full display.            */
1.43      vincent   226: #define WFMODE 0x10                    /* Update mode line.             */
1.1       deraadt   227:
1.111     kjell     228: /*
                    229:  * Window flags
                    230:  */
                    231: #define WNONE  0x00                    /* No special window options.   */
                    232: #define WEPHEM 0x01                    /* Window is ephemeral.         */
                    233:
1.35      vincent   234: struct undo_rec;
1.113     oga       235: TAILQ_HEAD(undoq, undo_rec);
1.35      vincent   236:
1.1       deraadt   237: /*
                    238:  * Text is kept in buffers. A buffer header, described
                    239:  * below, exists for every buffer in the system. The buffers are
                    240:  * kept in a big list, so that commands that search for a buffer by
                    241:  * name can find the buffer header. There is a safe store for the
                    242:  * dot and mark in the header, but this is only valid if the buffer
                    243:  * is not being displayed (that is, if "b_nwnd" is 0). The text for
                    244:  * the buffer is kept in a circularly linked list of lines, with
1.94      kjell     245:  * a pointer to the header line in "b_headp".
1.1       deraadt   246:  */
1.74      deraadt   247: struct buffer {
                    248:        struct list      b_list;        /* buffer list pointer           */
                    249:        struct buffer   *b_altb;        /* Link to alternate buffer      */
1.75      kjell     250:        struct line     *b_dotp;        /* Link to "." line structure    */
1.74      deraadt   251:        struct line     *b_markp;       /* ditto for mark                */
1.94      kjell     252:        struct line     *b_headp;       /* Link to the header line       */
1.74      deraadt   253:        struct maps_s   *b_modes[PBMODES]; /* buffer modes               */
1.75      kjell     254:        int              b_doto;        /* Offset of "." in above line   */
1.60      db        255:        int              b_marko;       /* ditto for the "mark"          */
                    256:        short            b_nmodes;      /* number of non-fundamental modes */
                    257:        char             b_nwnd;        /* Count of windows on buffer    */
                    258:        char             b_flag;        /* Flags                         */
                    259:        char             b_fname[NFILEN]; /* File name                   */
1.86      kjell     260:        char             b_cwd[NFILEN]; /* working directory             */
1.60      db        261:        struct fileinfo  b_fi;          /* File attributes               */
1.113     oga       262:        struct undoq     b_undo;        /* Undo actions list             */
1.67      kjell     263:        struct undo_rec *b_undoptr;
1.92      kjell     264:        int              b_dotline;     /* Line number of dot */
                    265:        int              b_markline;    /* Line number of mark */
                    266:        int              b_lines;       /* Number of lines in file      */
1.74      deraadt   267: };
1.1       deraadt   268: #define b_bufp b_list.l_p.x_bp
                    269: #define b_bname b_list.l_name
1.95      kjell     270:
                    271: /* Some helper macros, in case they ever change to functions */
                    272: #define bfirstlp(buf)  (lforw((buf)->b_headp))
                    273: #define blastlp(buf)   (lback((buf)->b_headp))
1.1       deraadt   274:
1.43      vincent   275: #define BFCHG  0x01                    /* Changed.                      */
                    276: #define BFBAK  0x02                    /* Need to make a backup.        */
1.1       deraadt   277: #ifdef NOTAB
1.43      vincent   278: #define BFNOTAB 0x04                   /* no tab mode                   */
1.1       deraadt   279: #endif
1.43      vincent   280: #define BFOVERWRITE 0x08               /* overwrite mode                */
1.60      db        281: #define BFREADONLY  0x10               /* read only mode                */
1.107     kjell     282: #define BFDIRTY     0x20               /* Buffer was modified elsewhere */
                    283: #define BFIGNDIRTY  0x40               /* Ignore modifications */
1.1       deraadt   284: /*
1.30      vincent   285:  * This structure holds information about recent actions for the Undo command.
                    286:  */
                    287: struct undo_rec {
1.113     oga       288:        TAILQ_ENTRY(undo_rec) next;
1.30      vincent   289:        enum {
                    290:                INSERT = 1,
                    291:                DELETE,
1.93      kjell     292:                BOUNDARY,
1.112     kjell     293:                MODIFIED,
                    294:                DELREG
1.30      vincent   295:        } type;
1.74      deraadt   296:        struct region    region;
1.30      vincent   297:        int              pos;
1.34      deraadt   298:        char            *content;
1.30      vincent   299: };
                    300:
                    301: /*
1.4       millert   302:  * Prototypes.
                    303:  */
                    304:
1.5       millert   305: /* tty.c X */
1.74      deraadt   306: void            ttinit(void);
                    307: void            ttreinit(void);
                    308: void            tttidy(void);
                    309: void            ttmove(int, int);
                    310: void            tteeol(void);
                    311: void            tteeop(void);
                    312: void            ttbeep(void);
                    313: void            ttinsl(int, int, int);
                    314: void            ttdell(int, int, int);
                    315: void            ttwindow(int, int);
                    316: void            ttnowindow(void);
                    317: void            ttcolor(int);
                    318: void            ttresize(void);
1.31      deraadt   319:
                    320: volatile sig_atomic_t winch_flag;
1.4       millert   321:
                    322: /* ttyio.c */
1.74      deraadt   323: void            ttopen(void);
                    324: int             ttraw(void);
                    325: void            ttclose(void);
                    326: int             ttcooked(void);
                    327: int             ttputc(int);
                    328: void            ttflush(void);
                    329: int             ttgetc(void);
                    330: int             ttwait(int);
1.80      kjell     331: int             charswaiting(void);
1.4       millert   332:
                    333: /* dir.c */
1.74      deraadt   334: void            dirinit(void);
                    335: int             changedir(int, int);
                    336: int             showcwdir(int, int);
1.86      kjell     337: int             getcwdir(char *, size_t);
1.131     jasper    338: int             makedir(int, int);
1.4       millert   339:
                    340: /* dired.c */
1.74      deraadt   341: struct buffer  *dired_(char *);
1.5       millert   342:
                    343: /* file.c X */
1.74      deraadt   344: int             fileinsert(int, int);
                    345: int             filevisit(int, int);
                    346: int             filevisitalt(int, int);
                    347: int             filevisitro(int, int);
                    348: int             poptofile(int, int);
1.87      kjell     349: struct buffer  *findbuffer(char *);
1.74      deraadt   350: int             readin(char *);
                    351: int             insertfile(char *, char *, int);
                    352: int             filewrite(int, int);
                    353: int             filesave(int, int);
                    354: int             buffsave(struct buffer *);
                    355: int             makebkfile(int, int);
1.121     lum       356: int             writeout(FILE **, struct buffer *, char *);
1.74      deraadt   357: void            upmodes(struct buffer *);
1.116     kjell     358: size_t          xbasename(char *, const char *, size_t);
1.5       millert   359:
                    360: /* line.c X */
1.74      deraadt   361: struct line    *lalloc(int);
                    362: int             lrealloc(struct line *, int);
                    363: void            lfree(struct line *);
                    364: void            lchange(int);
                    365: int             linsert_str(const char *, int);
                    366: int             linsert(int, int);
                    367: int             lnewline_at(struct line *, int);
                    368: int             lnewline(void);
                    369: int             ldelete(RSIZE, int);
                    370: int             ldelnewline(void);
                    371: int             lreplace(RSIZE, char *);
1.88      kjell     372: char *          linetostr(const struct line *);
1.78      kjell     373:
                    374: /* yank.c X */
                    375:
1.74      deraadt   376: void            kdelete(void);
                    377: int             kinsert(int, int);
                    378: int             kremove(int);
1.76      kjell     379: int             kchunk(char *, RSIZE, int);
1.78      kjell     380: int             killline(int, int);
                    381: int             yank(int, int);
1.5       millert   382:
                    383: /* window.c X */
1.74      deraadt   384: struct mgwin   *new_window(struct buffer *);
                    385: void            free_window(struct mgwin *);
                    386: int             reposition(int, int);
1.80      kjell     387: int             redraw(int, int);
1.83      otto      388: int             do_redraw(int, int, int);
1.74      deraadt   389: int             nextwind(int, int);
                    390: int             prevwind(int, int);
                    391: int             onlywind(int, int);
                    392: int             splitwind(int, int);
                    393: int             enlargewind(int, int);
                    394: int             shrinkwind(int, int);
                    395: int             delwind(int, int);
1.4       millert   396:
                    397: /* buffer.c */
1.74      deraadt   398: int             togglereadonly(int, int);
1.86      kjell     399: struct buffer   *bfind(const char *, int);
1.74      deraadt   400: int             poptobuffer(int, int);
                    401: int             killbuffer(struct buffer *);
                    402: int             killbuffer_cmd(int, int);
                    403: int             savebuffers(int, int);
                    404: int             listbuffers(int, int);
                    405: int             addlinef(struct buffer *, char *, ...);
1.12      art       406: #define         addline(bp, text)      addlinef(bp, "%s", text)
1.74      deraadt   407: int             anycb(int);
                    408: int             bclear(struct buffer *);
                    409: int             showbuffer(struct buffer *, struct mgwin *, int);
1.86      kjell     410: int             augbname(char *, const char *, size_t);
1.111     kjell     411: struct mgwin    *popbuf(struct buffer *, int);
1.74      deraadt   412: int             bufferinsert(int, int);
                    413: int             usebuffer(int, int);
                    414: int             notmodified(int, int);
1.111     kjell     415: int             popbuftop(struct buffer *, int);
1.86      kjell     416: int             getbufcwd(char *, size_t);
1.107     kjell     417: int             checkdirty(struct buffer *);
1.126     jasper    418: int             revertbuffer(int, int);
1.128     haesbaer  419: int             dorevert(void);
1.134   ! florian   420: int             diffbuffer(int, int);
1.4       millert   421:
                    422: /* display.c */
1.74      deraadt   423: int            vtresize(int, int, int);
                    424: void           vtinit(void);
                    425: void           vttidy(void);
                    426: void           update(void);
1.92      kjell     427: int            linenotoggle(int, int);
1.132     florian   428: int            colnotoggle(int, int);
1.5       millert   429:
                    430: /* echo.c X */
1.74      deraadt   431: void            eerase(void);
                    432: int             eyorn(const char *);
1.127     florian   433: int             eynorr(const char *);
1.74      deraadt   434: int             eyesno(const char *);
                    435: void            ewprintf(const char *fmt, ...);
                    436: char           *ereply(const char *, char *, size_t, ...);
                    437: char           *eread(const char *, char *, size_t, int, ...);
                    438: int             getxtra(struct list *, struct list *, int, int);
                    439: void            free_file_list(struct list *);
1.4       millert   440:
                    441: /* fileio.c */
1.121     lum       442: int             ffropen(FILE **, const char *, struct buffer *);
                    443: void            ffstat(FILE *, struct buffer *);
                    444: int             ffwopen(FILE **, const char *, struct buffer *);
                    445: int             ffclose(FILE *, struct buffer *);
                    446: int             ffputbuf(FILE *, struct buffer *);
                    447: int             ffgetline(FILE *, char *, int, int *);
1.74      deraadt   448: int             fbackupfile(const char *);
1.91      jason     449: char           *adjustname(const char *, int);
1.74      deraadt   450: char           *startupfile(char *);
                    451: int             copy(char *, char *);
                    452: struct list    *make_file_list(char *);
                    453: int             fisdir(const char *);
1.107     kjell     454: int             fchecktime(struct buffer *);
                    455: int             fupdstat(struct buffer *);
1.124     lum       456: int             backuptohomedir(int, int);
                    457: int             toggleleavetmp(int, int);
1.130     jasper    458: char           *expandtilde(const char *);
1.4       millert   459:
1.5       millert   460: /* kbd.c X */
1.74      deraadt   461: int             do_meta(int, int);
                    462: int             bsmap(int, int);
                    463: void            ungetkey(int);
                    464: int             getkey(int);
                    465: int             doin(void);
                    466: int             rescan(int, int);
                    467: int             universal_argument(int, int);
                    468: int             digit_argument(int, int);
                    469: int             negative_argument(int, int);
                    470: int             selfinsert(int, int);
                    471: int             quote(int, int);
1.4       millert   472:
                    473: /* main.c */
1.74      deraadt   474: int             ctrlg(int, int);
                    475: int             quit(int, int);
1.4       millert   476:
                    477: /* ttyio.c */
1.74      deraadt   478: void            panic(char *);
1.4       millert   479:
                    480: /* cinfo.c */
1.80      kjell     481: char           *getkeyname(char  *, size_t, int);
1.4       millert   482:
                    483: /* basic.c */
1.74      deraadt   484: int             gotobol(int, int);
                    485: int             backchar(int, int);
                    486: int             gotoeol(int, int);
                    487: int             forwchar(int, int);
                    488: int             gotobob(int, int);
                    489: int             gotoeob(int, int);
                    490: int             forwline(int, int);
                    491: int             backline(int, int);
                    492: void            setgoal(void);
                    493: int             getgoal(struct line *);
                    494: int             forwpage(int, int);
                    495: int             backpage(int, int);
                    496: int             forw1page(int, int);
                    497: int             back1page(int, int);
                    498: int             pagenext(int, int);
                    499: void            isetmark(void);
                    500: int             setmark(int, int);
1.101     kjell     501: int             clearmark(int, int);
1.74      deraadt   502: int             swapmark(int, int);
                    503: int             gotoline(int, int);
1.126     jasper    504: int             setlineno(int);
1.5       millert   505:
                    506: /* random.c X */
1.74      deraadt   507: int             showcpos(int, int);
                    508: int             getcolpos(void);
                    509: int             twiddle(int, int);
                    510: int             openline(int, int);
                    511: int             newline(int, int);
                    512: int             deblank(int, int);
                    513: int             justone(int, int);
                    514: int             delwhite(int, int);
1.102     kjell     515: int             delleadwhite(int, int);
                    516: int             deltrailwhite(int, int);
                    517: int             lfindent(int, int);
1.74      deraadt   518: int             indent(int, int);
                    519: int             forwdel(int, int);
                    520: int             backdel(int, int);
                    521: int             space_to_tabstop(int, int);
1.114     kjell     522: int             backtoindent(int, int);
1.115     kjell     523: int             joinline(int, int);
1.5       millert   524:
1.117     lum       525: /* tags.c X */
                    526: int             findtag(int, int);
                    527: int             poptag(int, int);
                    528: int             tagsvisit(int, int);
1.123     lum       529: int             curtoken(int, int, char *);
                    530:
                    531: /* cscope.c */
                    532: int            cssymbol(int, int);
                    533: int            csdefinition(int, int);
                    534: int            csfuncalled(int, int);
                    535: int            cscallerfuncs(int, int);
                    536: int            csfindtext(int, int);
                    537: int            csegrep(int, int);
                    538: int            csfindfile(int, int);
                    539: int            csfindinc(int, int);
                    540: int            csnextfile(int, int);
                    541: int            csnextmatch(int, int);
                    542: int            csprevfile(int, int);
                    543: int            csprevmatch(int, int);
                    544: int            cscreatelist(int, int);
1.117     lum       545:
1.5       millert   546: /* extend.c X */
1.74      deraadt   547: int             insert(int, int);
                    548: int             bindtokey(int, int);
                    549: int             localbind(int, int);
1.80      kjell     550: int             redefine_key(int, int);
1.74      deraadt   551: int             unbindtokey(int, int);
                    552: int             localunbind(int, int);
                    553: int             extend(int, int);
                    554: int             evalexpr(int, int);
                    555: int             evalbuffer(int, int);
                    556: int             evalfile(int, int);
                    557: int             load(const char *);
                    558: int             excline(char *);
1.5       millert   559:
                    560: /* help.c X */
1.74      deraadt   561: int             desckey(int, int);
                    562: int             wallchart(int, int);
                    563: int             help_help(int, int);
                    564: int             apropos_command(int, int);
1.5       millert   565:
                    566: /* paragraph.c X */
1.74      deraadt   567: int             gotobop(int, int);
                    568: int             gotoeop(int, int);
                    569: int             fillpara(int, int);
                    570: int             killpara(int, int);
                    571: int             fillword(int, int);
                    572: int             setfillcol(int, int);
1.5       millert   573:
                    574: /* word.c X */
1.74      deraadt   575: int             backword(int, int);
                    576: int             forwword(int, int);
                    577: int             upperword(int, int);
                    578: int             lowerword(int, int);
                    579: int             capword(int, int);
                    580: int             delfword(int, int);
                    581: int             delbword(int, int);
                    582: int             inword(void);
1.5       millert   583:
                    584: /* region.c X */
1.74      deraadt   585: int             killregion(int, int);
                    586: int             copyregion(int, int);
                    587: int             lowerregion(int, int);
                    588: int             upperregion(int, int);
                    589: int             prefixregion(int, int);
                    590: int             setprefix(int, int);
                    591: int             region_get_data(struct region *, char *, int);
1.79      kjell     592: void            region_put_data(const char *, int);
1.119     lum       593: int             markbuffer(int, int);
                    594: int             piperegion(int, int);
1.133     florian   595: int             pipeio(const char * const, char * const[], char * const, int,
                    596:                     struct buffer *);
1.5       millert   597:
                    598: /* search.c X */
1.74      deraadt   599: int             forwsearch(int, int);
                    600: int             backsearch(int, int);
                    601: int             searchagain(int, int);
                    602: int             forwisearch(int, int);
                    603: int             backisearch(int, int);
                    604: int             queryrepl(int, int);
                    605: int             forwsrch(void);
                    606: int             backsrch(void);
                    607: int             readpattern(char *);
1.5       millert   608:
                    609: /* spawn.c X */
1.74      deraadt   610: int             spawncli(int, int);
1.5       millert   611:
                    612: /* ttykbd.c X */
1.74      deraadt   613: void            ttykeymapinit(void);
                    614: void            ttykeymaptidy(void);
1.5       millert   615:
                    616: /* match.c X */
1.74      deraadt   617: int             showmatch(int, int);
1.5       millert   618:
                    619: /* version.c X */
1.74      deraadt   620: int             showversion(int, int);
1.5       millert   621:
                    622: /* macro.c X */
1.74      deraadt   623: int             definemacro(int, int);
                    624: int             finishmacro(int, int);
                    625: int             executemacro(int, int);
1.5       millert   626:
                    627: /* modes.c X */
1.74      deraadt   628: int             indentmode(int, int);
                    629: int             fillmode(int, int);
                    630: int             blinkparen(int, int);
1.5       millert   631: #ifdef NOTAB
1.74      deraadt   632: int             notabmode(int, int);
1.5       millert   633: #endif /* NOTAB */
1.80      kjell     634: int             overwrite_mode(int, int);
1.74      deraadt   635: int             set_default_mode(int,int);
1.5       millert   636:
                    637: #ifdef REGEX
                    638: /* re_search.c X */
1.74      deraadt   639: int             re_forwsearch(int, int);
                    640: int             re_backsearch(int, int);
                    641: int             re_searchagain(int, int);
                    642: int             re_queryrepl(int, int);
                    643: int             replstr(int, int);
                    644: int             setcasefold(int, int);
                    645: int             delmatchlines(int, int);
                    646: int             delnonmatchlines(int, int);
                    647: int             cntmatchlines(int, int);
                    648: int             cntnonmatchlines(int, int);
1.5       millert   649: #endif /* REGEX */
1.1       deraadt   650:
1.30      vincent   651: /* undo.c X */
1.74      deraadt   652: void            free_undo_record(struct undo_rec *);
                    653: int             undo_dump(int, int);
1.97      kjell     654: int             undo_enabled(void);
1.108     kjell     655: int             undo_enable(int, int);
                    656: int             undo_add_boundary(int, int);
1.93      kjell     657: void            undo_add_modified(void);
1.74      deraadt   658: int             undo_add_insert(struct line *, int, int);
1.112     kjell     659: int             undo_add_delete(struct line *, int, int, int);
1.108     kjell     660: int             undo_boundary_enable(int, int);
1.74      deraadt   661: int             undo_add_change(struct line *, int, int);
                    662: int             undo(int, int);
1.41      vincent   663:
                    664: /* autoexec.c X */
1.74      deraadt   665: int             auto_execute(int, int);
                    666: PF             *find_autoexec(const char *);
                    667: int             add_autoexec(const char *, const char *);
1.46      vincent   668:
1.103     kjell     669: /* cmode.c X */
                    670: int             cmode(int, int);
1.104     kjell     671: int             cc_brace(int, int);
1.103     kjell     672: int             cc_char(int, int);
                    673: int             cc_tab(int, int);
                    674: int             cc_indent(int, int);
                    675: int             cc_lfindent(int, int);
1.66      kjell     676:
                    677: /* grep.c X */
1.74      deraadt   678: int             next_error(int, int);
1.100     kjell     679: int             globalwdtoggle(int, int);
1.106     kjell     680: int             compile(int, int);
1.30      vincent   681:
1.1       deraadt   682: /*
                    683:  * Externals.
                    684:  */
1.74      deraadt   685: extern struct buffer   *bheadp;
                    686: extern struct buffer   *curbp;
                    687: extern struct mgwin    *curwp;
                    688: extern struct mgwin    *wheadp;
                    689: extern int              thisflag;
                    690: extern int              lastflag;
                    691: extern int              curgoal;
                    692: extern int              startrow;
                    693: extern int              epresf;
                    694: extern int              sgarbf;
                    695: extern int              mode;
                    696: extern int              nrow;
                    697: extern int              ncol;
                    698: extern int              ttrow;
                    699: extern int              ttcol;
                    700: extern int              tttop;
                    701: extern int              ttbot;
                    702: extern int              tthue;
                    703: extern int              defb_nmodes;
                    704: extern int              defb_flag;
1.117     lum       705: extern char             cinfo[];
1.74      deraadt   706: extern char            *keystrings[];
                    707: extern char             pat[NPAT];
1.5       millert   708: #ifndef NO_DPROMPT
1.74      deraadt   709: extern char             prompt[];
1.5       millert   710: #endif /* !NO_DPROMPT */
                    711:
                    712: /*
                    713:  * Globals.
                    714:  */
1.74      deraadt   715: int             tceeol;
                    716: int             tcinsl;
                    717: int             tcdell;
1.105     kjell     718: int             rptcount;      /* successive invocation count */