Annotation of src/usr.bin/mg/def.h, Revision 1.71
1.71 ! kjell 1: /* $OpenBSD: def.h,v 1.70 2005/10/13 20:23:01 kjell Exp $ */
1.64 kjell 2:
3: /* This file is in the public domain. */
1.30 vincent 4:
5: #include <sys/queue.h>
1.6 niklas 6:
1.1 deraadt 7: /*
8: * This file is the general header file for all parts
1.4 millert 9: * of the Mg display editor. It contains all of the
1.1 deraadt 10: * general definitions and macros. It also contains some
11: * conditional compilation flags. All of the per-system and
12: * per-terminal definitions are in special header files.
13: */
1.58 henning 14:
1.4 millert 15: #include "sysdef.h" /* Order is critical. */
1.1 deraadt 16: #include "ttydef.h"
17: #include "chrdef.h"
18:
19: #ifdef NO_MACRO
20: #ifndef NO_STARTUP
1.4 millert 21: #define NO_STARTUP /* NO_MACRO implies NO_STARTUP */
1.1 deraadt 22: #endif
23: #endif
24:
1.47 vincent 25: typedef int (*PF)(int, int); /* generally useful type */
1.1 deraadt 26:
27: /*
28: * Table sizes, etc.
29: */
1.7 art 30: #define NFILEN 1024 /* Length, file name. */
31: #define NBUFN NFILEN /* Length, buffer name. */
1.4 millert 32: #define NLINE 256 /* Length, line. */
33: #define PBMODES 4 /* modes per buffer */
34: #define NKBDM 256 /* Length, keyboard macro. */
35: #define NPAT 80 /* Length, pattern. */
36: #define HUGE 1000 /* A rather large number. */
37: #define NSRCH 128 /* Undoable search commands. */
38: #define NXNAME 64 /* Length, extended command. */
1.60 db 39: #define NKNAME 20 /* Length, key names. */
1.68 kjell 40: #define NTIME 50 /* Length, timestamp string. */
1.1 deraadt 41: /*
42: * Universal.
43: */
1.4 millert 44: #define FALSE 0 /* False, no, bad, etc. */
45: #define TRUE 1 /* True, yes, good, etc. */
46: #define ABORT 2 /* Death, ^G, abort, etc. */
1.1 deraadt 47:
1.4 millert 48: #define KPROMPT 2 /* keyboard prompt */
1.1 deraadt 49:
50: /*
51: * These flag bits keep track of
52: * some aspects of the last command. The CFCPCN
53: * flag controls goal column setting. The CFKILL
54: * flag controls the clearing versus appending
55: * of data in the kill buffer.
56: */
1.4 millert 57: #define CFCPCN 0x0001 /* Last command was C-P, C-N */
58: #define CFKILL 0x0002 /* Last command was a kill */
1.60 db 59: #define CFINS 0x0004 /* Last command was self-insert */
1.1 deraadt 60:
61: /*
62: * File I/O.
63: */
1.4 millert 64: #define FIOSUC 0 /* Success. */
65: #define FIOFNF 1 /* File not found. */
66: #define FIOEOF 2 /* End of file. */
67: #define FIOERR 3 /* Error. */
68: #define FIOLONG 4 /* long line partially read */
1.69 kjell 69: #ifndef NO_DIRED
70: # define FIODIR 5 /* File is a directory */
71: #endif /* !NO_DIRED */
1.1 deraadt 72:
73: /*
74: * Directory I/O.
75: */
1.4 millert 76: #define DIOSUC 0 /* Success. */
77: #define DIOEOF 1 /* End of file. */
78: #define DIOERR 2 /* Error. */
1.1 deraadt 79:
80: /*
81: * Display colors.
82: */
1.4 millert 83: #define CNONE 0 /* Unknown color. */
84: #define CTEXT 1 /* Text color. */
85: #define CMODE 2 /* Mode line color. */
86:
87: /*
1.22 millert 88: * Flags for keyboard invoked functions.
1.4 millert 89: */
90: #define FFUNIV 1 /* universal argument */
1.27 deraadt 91: #define FFNEGARG 2 /* negative only argument */
1.4 millert 92: #define FFOTHARG 4 /* other argument */
93: #define FFARG 7 /* any argument */
94: #define FFRAND 8 /* Called by other function */
1.1 deraadt 95:
96: /*
97: * Flags for "eread".
98: */
1.4 millert 99: #define EFFUNC 0x0001 /* Autocomplete functions. */
100: #define EFBUF 0x0002 /* Autocomplete buffers. */
101: #define EFFILE 0x0004 /* " files (maybe someday) */
1.60 db 102: #define EFAUTO 0x0007 /* Some autocompletion on */
1.4 millert 103: #define EFNEW 0x0008 /* New prompt. */
104: #define EFCR 0x0010 /* Echo CR at end; last read. */
1.20 art 105: #define EFDEF 0x0020 /* buffer contains default args */
1.63 kjell 106: #define EFNUL 0x0040 /* Null Minibuffer OK */
1.1 deraadt 107:
108: /*
109: * Flags for "ldelete"/"kinsert"
110: */
111: #define KNONE 0
112: #define KFORW 1
113: #define KBACK 2
114:
1.49 vincent 115:
116: /*
117: * This structure holds the starting position
118: * (as a line/offset pair) and the number of characters in a
119: * region of a buffer. This makes passing the specification
120: * of a region around a little bit easier.
121: */
122: typedef struct {
123: struct LINE *r_linep; /* Origin LINE address. */
1.60 db 124: int r_offset; /* Origin LINE offset. */
125: RSIZE r_size; /* Length in characters. */
1.49 vincent 126: } REGION;
127:
128:
1.1 deraadt 129: /*
130: * All text is kept in circularly linked
131: * lists of "LINE" structures. These begin at the
132: * header line (which is the blank line beyond the
133: * end of the buffer). This line is pointed to by
1.60 db 134: * the "BUFFER". Each line contains the number of
1.1 deraadt 135: * bytes in the line (the "used" size), the size
136: * of the text array, and the text. The end of line
137: * is not stored as a byte; it's implied. Future
138: * additions will include update hints, and a
139: * list of marks into the line.
140: */
1.4 millert 141: typedef struct LINE {
1.60 db 142: struct LINE *l_fp; /* Link to the next line */
143: struct LINE *l_bp; /* Link to the previous line */
144: int l_size; /* Allocated size */
145: int l_used; /* Used size */
146: char *l_text; /* Content of the line */
1.4 millert 147: } LINE;
1.1 deraadt 148:
149: /*
150: * The rationale behind these macros is that you
151: * could (with some editing, like changing the type of a line
152: * link from a "LINE *" to a "REFLINE", and fixing the commands
153: * like file reading that break the rules) change the actual
154: * storage representation of lines to use something fancy on
155: * machines with small address spaces.
156: */
157: #define lforw(lp) ((lp)->l_fp)
158: #define lback(lp) ((lp)->l_bp)
159: #define lgetc(lp, n) (CHARMASK((lp)->l_text[(n)]))
160: #define lputc(lp, n, c) ((lp)->l_text[(n)]=(c))
161: #define llength(lp) ((lp)->l_used)
162: #define ltext(lp) ((lp)->l_text)
163:
164: /*
165: * All repeated structures are kept as linked lists of structures.
166: * All of these start with a LIST structure (except lines, which
167: * have their own abstraction). This will allow for
168: * later conversion to generic list manipulation routines should
1.60 db 169: * I decide to do that. It does mean that there are four extra
1.1 deraadt 170: * bytes per window. I feel that this is an acceptable price,
171: * considering that there are usually only one or two windows.
172: */
173: typedef struct LIST {
174: union {
1.18 mickey 175: struct MGWIN *l_wp;
176: struct BUFFER *x_bp; /* l_bp is used by LINE */
177: struct LIST *l_nxt;
1.1 deraadt 178: } l_p;
1.36 vincent 179: const char *l_name;
1.1 deraadt 180: } LIST;
1.4 millert 181:
1.1 deraadt 182: /*
183: * Usual hack - to keep from uglifying the code with lotsa
184: * references through the union, we #define something for it.
185: */
186: #define l_next l_p.l_nxt
187:
188: /*
189: * There is a window structure allocated for
190: * every active display window. The windows are kept in a
191: * big list, in top to bottom screen order, with the listhead at
192: * "wheadp". Each window contains its own values of dot and mark.
193: * The flag field contains some bits that are set by commands
194: * to guide redisplay; although this is a bit of a compromise in
195: * terms of decoupling, the full blown redisplay is just too
196: * expensive to run for every input character.
197: */
1.4 millert 198: typedef struct MGWIN {
1.60 db 199: LIST w_list; /* List header */
1.18 mickey 200: struct BUFFER *w_bufp; /* Buffer displayed in window */
201: struct LINE *w_linep; /* Top line in the window */
202: struct LINE *w_dotp; /* Line containing "." */
203: struct LINE *w_markp; /* Line containing "mark" */
1.60 db 204: int w_doto; /* Byte offset for "." */
205: int w_marko; /* Byte offset for "mark" */
206: char w_toprow; /* Origin 0 top row of window */
207: char w_ntrows; /* # of rows of text in window */
208: char w_force; /* If NZ, forcing row. */
209: char w_flag; /* Flags. */
1.54 vincent 210: struct LINE *w_wrapline;
1.4 millert 211: } MGWIN;
1.1 deraadt 212: #define w_wndp w_list.l_p.l_wp
213: #define w_name w_list.l_name
214:
215: /*
216: * Window flags are set by command processors to
217: * tell the display system what has happened to the buffer
218: * mapped by the window. Setting "WFHARD" is always a safe thing
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: */
1.43 vincent 224: #define WFFORCE 0x01 /* Force reframe. */
225: #define WFMOVE 0x02 /* Movement from line to line. */
226: #define WFEDIT 0x04 /* Editing within a line. */
227: #define WFHARD 0x08 /* Better to a full display. */
228: #define WFMODE 0x10 /* Update mode line. */
1.1 deraadt 229:
1.35 vincent 230: struct undo_rec;
231:
1.1 deraadt 232: /*
233: * Text is kept in buffers. A buffer header, described
234: * below, exists for every buffer in the system. The buffers are
235: * kept in a big list, so that commands that search for a buffer by
236: * name can find the buffer header. There is a safe store for the
237: * dot and mark in the header, but this is only valid if the buffer
238: * is not being displayed (that is, if "b_nwnd" is 0). The text for
239: * the buffer is kept in a circularly linked list of lines, with
240: * a pointer to the header line in "b_linep".
241: */
1.4 millert 242: typedef struct BUFFER {
1.60 db 243: LIST b_list; /* buffer list pointer */
1.18 mickey 244: struct BUFFER *b_altb; /* Link to alternate buffer */
245: struct LINE *b_dotp; /* Link to "." LINE structure */
246: struct LINE *b_markp; /* ditto for mark */
247: struct LINE *b_linep; /* Link to the header LINE */
248: struct MAPS_S *b_modes[PBMODES]; /* buffer modes */
1.60 db 249: int b_doto; /* Offset of "." in above LINE */
250: int b_marko; /* ditto for the "mark" */
251: short b_nmodes; /* number of non-fundamental modes */
252: char b_nwnd; /* Count of windows on buffer */
253: char b_flag; /* Flags */
254: char b_fname[NFILEN]; /* File name */
255: struct fileinfo b_fi; /* File attributes */
1.67 kjell 256: LIST_HEAD(, undo_rec) b_undo; /* Undo actions list */
257: int b_undopos; /* Where we were during the */
258: /* last undo action. */
259: struct undo_rec *b_undoptr;
1.4 millert 260: } BUFFER;
1.1 deraadt 261: #define b_bufp b_list.l_p.x_bp
262: #define b_bname b_list.l_name
263:
1.43 vincent 264: #define BFCHG 0x01 /* Changed. */
265: #define BFBAK 0x02 /* Need to make a backup. */
1.1 deraadt 266: #ifdef NOTAB
1.43 vincent 267: #define BFNOTAB 0x04 /* no tab mode */
1.1 deraadt 268: #endif
1.43 vincent 269: #define BFOVERWRITE 0x08 /* overwrite mode */
1.60 db 270: #define BFREADONLY 0x10 /* read only mode */
1.1 deraadt 271:
272: /*
1.30 vincent 273: * This structure holds information about recent actions for the Undo command.
274: */
275: struct undo_rec {
1.34 deraadt 276: LIST_ENTRY(undo_rec) next;
1.30 vincent 277: enum {
278: INSERT = 1,
279: DELETE,
280: BOUNDARY
281: } type;
282: REGION region;
283: int pos;
1.34 deraadt 284: char *content;
1.30 vincent 285: };
286:
287: /*
1.4 millert 288: * Prototypes.
289: */
290:
1.5 millert 291: /* tty.c X */
1.29 millert 292: void ttinit(void);
293: void ttreinit(void);
294: void tttidy(void);
295: void ttmove(int, int);
296: void tteeol(void);
297: void tteeop(void);
298: void ttbeep(void);
299: void ttinsl(int, int, int);
300: void ttdell(int, int, int);
301: void ttwindow(int, int);
302: void ttnowindow(void);
303: void ttcolor(int);
304: void ttresize(void);
1.31 deraadt 305:
306: volatile sig_atomic_t winch_flag;
1.4 millert 307:
308: /* ttyio.c */
1.29 millert 309: void ttopen(void);
310: int ttraw(void);
311: void ttclose(void);
312: int ttcooked(void);
313: int ttputc(int);
314: void ttflush(void);
315: int ttgetc(void);
316: int ttwait(int);
317: int typeahead(void);
1.4 millert 318:
319: /* dir.c */
1.29 millert 320: void dirinit(void);
321: int changedir(int, int);
322: int showcwdir(int, int);
1.4 millert 323:
1.71 ! kjell 324: #ifndef NO_DIRED
1.4 millert 325: /* dired.c */
1.29 millert 326: int dired(int, int);
327: int d_otherwindow(int, int);
328: int d_undel(int, int);
329: int d_undelbak(int, int);
330: int d_findfile(int, int);
331: int d_ffotherwindow(int, int);
332: int d_expunge(int, int);
333: int d_copy(int, int);
334: int d_del(int, int);
335: int d_rename(int, int);
1.48 vincent 336: int d_shell_command(int, int);
337: int d_create_directory(int, int);
1.71 ! kjell 338: BUFFER *dired_(char *);
! 339: #endif /* !NO_DIRED */
1.5 millert 340:
341: /* file.c X */
1.29 millert 342: int fileinsert(int, int);
343: int filevisit(int, int);
1.62 jason 344: int filevisitalt(int, int);
1.40 vincent 345: int filevisitro(int, int);
1.29 millert 346: int poptofile(int, int);
347: BUFFER *findbuffer(char *);
348: int readin(char *);
349: int insertfile(char *, char *, int);
350: int filewrite(int, int);
351: int filesave(int, int);
352: int buffsave(BUFFER *);
353: int makebkfile(int, int);
354: int writeout(BUFFER *, char *);
355: void upmodes(BUFFER *);
1.5 millert 356:
357: /* line.c X */
1.29 millert 358: LINE *lalloc(int);
359: int lrealloc(LINE *, int);
360: void lfree(LINE *);
361: void lchange(int);
1.54 vincent 362: int linsert_str(const char *, int);
1.29 millert 363: int linsert(int, int);
1.55 vincent 364: int lnewline_at(LINE *, int);
1.29 millert 365: int lnewline(void);
366: int ldelete(RSIZE, int);
367: int ldelnewline(void);
368: int lreplace(RSIZE, char *, int);
369: void kdelete(void);
370: int kinsert(int, int);
371: int kremove(int);
1.5 millert 372:
373: /* window.c X */
1.50 vincent 374: MGWIN *new_window(BUFFER *);
375: void free_window(MGWIN *);
1.29 millert 376: int reposition(int, int);
377: int refresh(int, int);
378: int nextwind(int, int);
379: int prevwind(int, int);
380: int onlywind(int, int);
381: int splitwind(int, int);
382: int enlargewind(int, int);
383: int shrinkwind(int, int);
384: int delwind(int, int);
385: MGWIN *wpopup(void);
1.4 millert 386:
387: /* buffer.c */
1.47 vincent 388: int togglereadonly(int, int);
1.36 vincent 389: BUFFER *bfind(const char *, int);
1.29 millert 390: int poptobuffer(int, int);
1.57 jfb 391: int killbuffer(BUFFER *);
392: int killbuffer_cmd(int, int);
1.29 millert 393: int savebuffers(int, int);
394: int listbuffers(int, int);
395: int addlinef(BUFFER *, char *, ...);
1.12 art 396: #define addline(bp, text) addlinef(bp, "%s", text)
1.29 millert 397: int anycb(int);
398: int bclear(BUFFER *);
399: int showbuffer(BUFFER *, MGWIN *, int);
400: MGWIN *popbuf(BUFFER *);
401: int bufferinsert(int, int);
402: int usebuffer(int, int);
403: int notmodified(int, int);
404: int popbuftop(BUFFER *);
1.4 millert 405:
406: /* display.c */
1.29 millert 407: int vtresize(int, int, int);
408: void vtinit(void);
409: void vttidy(void);
410: void update(void);
1.5 millert 411:
412: /* echo.c X */
1.29 millert 413: void eerase(void);
1.36 vincent 414: int eyorn(const char *);
415: int eyesno(const char *);
1.29 millert 416: void ewprintf(const char *fmt, ...);
1.56 vincent 417: char *ereply(const char *, char *, size_t, ...);
418: char *eread(const char *, char *, size_t, int, ...);
1.29 millert 419: int getxtra(LIST *, LIST *, int, int);
420: void free_file_list(LIST *);
1.4 millert 421:
422: /* fileio.c */
1.36 vincent 423: int ffropen(const char *, BUFFER *);
424: int ffwopen(const char *, BUFFER *);
1.29 millert 425: int ffclose(BUFFER *);
426: int ffputbuf(BUFFER *);
427: int ffgetline(char *, int, int *);
1.36 vincent 428: int fbackupfile(const char *);
429: char *adjustname(const char *);
1.29 millert 430: char *startupfile(char *);
431: int copy(char *, char *);
432: LIST *make_file_list(char *);
1.70 kjell 433: int fisdir(const char *);
1.4 millert 434:
1.5 millert 435: /* kbd.c X */
1.29 millert 436: int do_meta(int, int);
437: int bsmap(int, int);
438: void ungetkey(int);
439: int getkey(int);
440: int doin(void);
441: int rescan(int, int);
442: int universal_argument(int, int);
443: int digit_argument(int, int);
444: int negative_argument(int, int);
445: int selfinsert(int, int);
446: int quote(int, int);
1.4 millert 447:
448: /* main.c */
1.29 millert 449: int ctrlg(int, int);
450: int quit(int, int);
1.4 millert 451:
452: /* ttyio.c */
1.60 db 453: void panic(char *);
1.4 millert 454:
455: /* cinfo.c */
1.29 millert 456: char *keyname(char *, size_t, int);
1.4 millert 457:
458: /* basic.c */
1.29 millert 459: int gotobol(int, int);
460: int backchar(int, int);
461: int gotoeol(int, int);
462: int forwchar(int, int);
463: int gotobob(int, int);
464: int gotoeob(int, int);
465: int forwline(int, int);
466: int backline(int, int);
467: void setgoal(void);
468: int getgoal(LINE *);
469: int forwpage(int, int);
470: int backpage(int, int);
471: int forw1page(int, int);
472: int back1page(int, int);
473: int pagenext(int, int);
474: void isetmark(void);
475: int setmark(int, int);
476: int swapmark(int, int);
477: int gotoline(int, int);
1.5 millert 478:
479: /* random.c X */
1.29 millert 480: int showcpos(int, int);
481: int getcolpos(void);
482: int twiddle(int, int);
483: int openline(int, int);
484: int newline(int, int);
485: int deblank(int, int);
486: int justone(int, int);
487: int delwhite(int, int);
488: int indent(int, int);
489: int forwdel(int, int);
490: int backdel(int, int);
491: int killline(int, int);
492: int yank(int, int);
493: int space_to_tabstop(int, int);
1.5 millert 494:
495: /* extend.c X */
1.29 millert 496: int insert(int, int);
497: int bindtokey(int, int);
498: int localbind(int, int);
499: int define_key(int, int);
500: int unbindtokey(int, int);
501: int localunbind(int, int);
502: int extend(int, int);
503: int evalexpr(int, int);
504: int evalbuffer(int, int);
505: int evalfile(int, int);
1.36 vincent 506: int load(const char *);
1.29 millert 507: int excline(char *);
1.5 millert 508:
509: /* help.c X */
1.29 millert 510: int desckey(int, int);
511: int wallchart(int, int);
512: int help_help(int, int);
513: int apropos_command(int, int);
1.5 millert 514:
515: /* paragraph.c X */
1.29 millert 516: int gotobop(int, int);
517: int gotoeop(int, int);
518: int fillpara(int, int);
519: int killpara(int, int);
520: int fillword(int, int);
521: int setfillcol(int, int);
1.5 millert 522:
523: /* word.c X */
1.29 millert 524: int backword(int, int);
525: int forwword(int, int);
526: int upperword(int, int);
527: int lowerword(int, int);
528: int capword(int, int);
529: int delfword(int, int);
530: int delbword(int, int);
531: int inword(void);
1.5 millert 532:
533: /* region.c X */
1.29 millert 534: int killregion(int, int);
535: int copyregion(int, int);
536: int lowerregion(int, int);
537: int upperregion(int, int);
538: int prefixregion(int, int);
539: int setprefix(int, int);
1.30 vincent 540: int region_get_data(REGION *, char *, int);
541: int region_put_data(const char *, int);
1.5 millert 542:
543: /* search.c X */
1.29 millert 544: int forwsearch(int, int);
545: int backsearch(int, int);
546: int searchagain(int, int);
547: int forwisearch(int, int);
548: int backisearch(int, int);
549: int queryrepl(int, int);
550: int forwsrch(void);
551: int backsrch(void);
552: int readpattern(char *);
1.5 millert 553:
554: /* spawn.c X */
1.29 millert 555: int spawncli(int, int);
1.5 millert 556:
557: /* ttykbd.c X */
1.29 millert 558: void ttykeymapinit(void);
559: void ttykeymaptidy(void);
1.5 millert 560:
561: /* match.c X */
1.29 millert 562: int showmatch(int, int);
1.5 millert 563:
564: /* version.c X */
1.29 millert 565: int showversion(int, int);
1.5 millert 566:
567: #ifndef NO_MACRO
568: /* macro.c X */
1.29 millert 569: int definemacro(int, int);
570: int finishmacro(int, int);
571: int executemacro(int, int);
1.5 millert 572: #endif /* !NO_MACRO */
573:
574: /* modes.c X */
1.29 millert 575: int indentmode(int, int);
576: int fillmode(int, int);
577: int blinkparen(int, int);
1.5 millert 578: #ifdef NOTAB
1.29 millert 579: int notabmode(int, int);
1.5 millert 580: #endif /* NOTAB */
1.29 millert 581: int overwrite(int, int);
582: int set_default_mode(int,int);
1.5 millert 583:
584: #ifdef REGEX
585: /* re_search.c X */
1.29 millert 586: int re_forwsearch(int, int);
587: int re_backsearch(int, int);
588: int re_searchagain(int, int);
589: int re_queryrepl(int, int);
1.61 cloder 590: int replstr(int, int);
1.29 millert 591: int setcasefold(int, int);
592: int delmatchlines(int, int);
593: int delnonmatchlines(int, int);
594: int cntmatchlines(int, int);
595: int cntnonmatchlines(int, int);
1.5 millert 596: #endif /* REGEX */
1.1 deraadt 597:
1.30 vincent 598: /* undo.c X */
1.35 vincent 599: void free_undo_record(struct undo_rec *);
1.47 vincent 600: int undo_dump(int, int);
1.30 vincent 601: int undo_enable(int);
602: int undo_add_boundary(void);
603: int undo_add_insert(LINE *, int, int);
604: int undo_add_delete(LINE *, int, int);
1.65 kjell 605: void undo_no_boundary(int);
1.30 vincent 606: int undo_add_change(LINE *, int, int);
1.32 vincent 607: int undo(int, int);
1.41 vincent 608:
609: /* autoexec.c X */
610: int auto_execute(int, int);
611: PF *find_autoexec(const char *);
612: int add_autoexec(const char *, const char *);
1.46 vincent 613:
614: /* mail.c X */
615: void mail_init(void);
1.66 kjell 616:
617: /* grep.c X */
618: int next_error(int, int);
1.30 vincent 619:
1.1 deraadt 620: /*
621: * Externals.
622: */
1.5 millert 623: extern BUFFER *bheadp;
624: extern BUFFER *curbp;
625: extern MGWIN *curwp;
626: extern MGWIN *wheadp;
627: extern int thisflag;
628: extern int lastflag;
629: extern int curgoal;
1.45 deraadt 630: extern int startrow;
1.5 millert 631: extern int epresf;
632: extern int sgarbf;
633: extern int mode;
634: extern int nrow;
635: extern int ncol;
636: extern int ttrow;
637: extern int ttcol;
638: extern int tttop;
639: extern int ttbot;
640: extern int tthue;
641: extern int defb_nmodes;
642: extern int defb_flag;
1.17 mickey 643: extern const char cinfo[];
1.5 millert 644: extern char *keystrings[];
1.25 vincent 645: extern char pat[NPAT];
1.5 millert 646: #ifndef NO_DPROMPT
647: extern char prompt[];
648: #endif /* !NO_DPROMPT */
649:
650: /*
651: * Globals.
652: */
653: int tceeol;
654: int tcinsl;
655: int tcdell;
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