Annotation of src/usr.bin/mg/def.h, Revision 1.97
1.97 ! kjell 1: /* $OpenBSD: def.h,v 1.96 2006/08/01 22:16:03 jason 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:
1.84 kjell 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: */
107: #define KNONE 0
108: #define KFORW 1
109: #define KBACK 2
110:
1.49 vincent 111: /*
112: * This structure holds the starting position
113: * (as a line/offset pair) and the number of characters in a
114: * region of a buffer. This makes passing the specification
115: * of a region around a little bit easier.
116: */
1.74 deraadt 117: struct region {
118: struct line *r_linep; /* Origin line address. */
119: int r_offset; /* Origin line offset. */
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" */
201: char w_toprow; /* Origin 0 top row of window */
202: char w_ntrows; /* # of rows of text in window */
1.90 kjell 203: char w_frame; /* #lines to reframe by. */
1.60 db 204: char w_flag; /* Flags. */
1.74 deraadt 205: struct line *w_wrapline;
1.92 kjell 206: int w_dotline; /* current line number of dot */
207: int w_markline; /* current line number of mark */
1.74 deraadt 208: };
1.1 deraadt 209: #define w_wndp w_list.l_p.l_wp
210: #define w_name w_list.l_name
211:
212: /*
213: * Window flags are set by command processors to
214: * tell the display system what has happened to the buffer
215: * mapped by the window. Setting "WFHARD" is always a safe thing
216: * to do, but it may do more work than is necessary. Always try
217: * to set the simplest action that achieves the required update.
218: * Because commands set bits in the "w_flag", update will see
219: * all change flags, and do the most general one.
220: */
1.89 kjell 221: #define WFFRAME 0x01 /* Force reframe. */
1.43 vincent 222: #define WFMOVE 0x02 /* Movement from line to line. */
223: #define WFEDIT 0x04 /* Editing within a line. */
1.89 kjell 224: #define WFFULL 0x08 /* Do a full display. */
1.43 vincent 225: #define WFMODE 0x10 /* Update mode line. */
1.1 deraadt 226:
1.35 vincent 227: struct undo_rec;
228:
1.1 deraadt 229: /*
230: * Text is kept in buffers. A buffer header, described
231: * below, exists for every buffer in the system. The buffers are
232: * kept in a big list, so that commands that search for a buffer by
233: * name can find the buffer header. There is a safe store for the
234: * dot and mark in the header, but this is only valid if the buffer
235: * is not being displayed (that is, if "b_nwnd" is 0). The text for
236: * the buffer is kept in a circularly linked list of lines, with
1.94 kjell 237: * a pointer to the header line in "b_headp".
1.1 deraadt 238: */
1.74 deraadt 239: struct buffer {
240: struct list b_list; /* buffer list pointer */
241: struct buffer *b_altb; /* Link to alternate buffer */
1.75 kjell 242: struct line *b_dotp; /* Link to "." line structure */
1.74 deraadt 243: struct line *b_markp; /* ditto for mark */
1.94 kjell 244: struct line *b_headp; /* Link to the header line */
1.74 deraadt 245: struct maps_s *b_modes[PBMODES]; /* buffer modes */
1.75 kjell 246: int b_doto; /* Offset of "." in above line */
1.60 db 247: int b_marko; /* ditto for the "mark" */
248: short b_nmodes; /* number of non-fundamental modes */
249: char b_nwnd; /* Count of windows on buffer */
250: char b_flag; /* Flags */
251: char b_fname[NFILEN]; /* File name */
1.86 kjell 252: char b_cwd[NFILEN]; /* working directory */
1.60 db 253: struct fileinfo b_fi; /* File attributes */
1.67 kjell 254: LIST_HEAD(, undo_rec) b_undo; /* Undo actions list */
1.77 deraadt 255: int b_undopos; /* Where we were during last undo */
1.67 kjell 256: struct undo_rec *b_undoptr;
1.92 kjell 257: int b_dotline; /* Line number of dot */
258: int b_markline; /* Line number of mark */
259: int b_lines; /* Number of lines in file */
1.74 deraadt 260: };
1.1 deraadt 261: #define b_bufp b_list.l_p.x_bp
262: #define b_bname b_list.l_name
1.95 kjell 263:
264: /* Some helper macros, in case they ever change to functions */
265: #define bfirstlp(buf) (lforw((buf)->b_headp))
266: #define blastlp(buf) (lback((buf)->b_headp))
1.1 deraadt 267:
1.43 vincent 268: #define BFCHG 0x01 /* Changed. */
269: #define BFBAK 0x02 /* Need to make a backup. */
1.1 deraadt 270: #ifdef NOTAB
1.43 vincent 271: #define BFNOTAB 0x04 /* no tab mode */
1.1 deraadt 272: #endif
1.43 vincent 273: #define BFOVERWRITE 0x08 /* overwrite mode */
1.60 db 274: #define BFREADONLY 0x10 /* read only mode */
1.1 deraadt 275:
276: /*
1.30 vincent 277: * This structure holds information about recent actions for the Undo command.
278: */
279: struct undo_rec {
1.34 deraadt 280: LIST_ENTRY(undo_rec) next;
1.30 vincent 281: enum {
282: INSERT = 1,
283: DELETE,
1.93 kjell 284: BOUNDARY,
285: MODIFIED
1.30 vincent 286: } type;
1.74 deraadt 287: struct region region;
1.30 vincent 288: int pos;
1.34 deraadt 289: char *content;
1.30 vincent 290: };
291:
292: /*
1.4 millert 293: * Prototypes.
294: */
295:
1.5 millert 296: /* tty.c X */
1.74 deraadt 297: void ttinit(void);
298: void ttreinit(void);
299: void tttidy(void);
300: void ttmove(int, int);
301: void tteeol(void);
302: void tteeop(void);
303: void ttbeep(void);
304: void ttinsl(int, int, int);
305: void ttdell(int, int, int);
306: void ttwindow(int, int);
307: void ttnowindow(void);
308: void ttcolor(int);
309: void ttresize(void);
1.31 deraadt 310:
311: volatile sig_atomic_t winch_flag;
1.4 millert 312:
313: /* ttyio.c */
1.74 deraadt 314: void ttopen(void);
315: int ttraw(void);
316: void ttclose(void);
317: int ttcooked(void);
318: int ttputc(int);
319: void ttflush(void);
320: int ttgetc(void);
321: int ttwait(int);
1.80 kjell 322: int charswaiting(void);
1.4 millert 323:
324: /* dir.c */
1.74 deraadt 325: void dirinit(void);
326: int changedir(int, int);
327: int showcwdir(int, int);
1.86 kjell 328: int getcwdir(char *, size_t);
1.4 millert 329:
330: /* dired.c */
1.74 deraadt 331: struct buffer *dired_(char *);
1.5 millert 332:
333: /* file.c X */
1.74 deraadt 334: int fileinsert(int, int);
335: int filevisit(int, int);
336: int filevisitalt(int, int);
337: int filevisitro(int, int);
338: int poptofile(int, int);
1.87 kjell 339: struct buffer *findbuffer(char *);
1.74 deraadt 340: int readin(char *);
341: int insertfile(char *, char *, int);
342: int filewrite(int, int);
343: int filesave(int, int);
344: int buffsave(struct buffer *);
345: int makebkfile(int, int);
346: int writeout(struct buffer *, char *);
347: void upmodes(struct buffer *);
1.5 millert 348:
349: /* line.c X */
1.74 deraadt 350: struct line *lalloc(int);
351: int lrealloc(struct line *, int);
352: void lfree(struct line *);
353: void lchange(int);
354: int linsert_str(const char *, int);
355: int linsert(int, int);
356: int lnewline_at(struct line *, int);
357: int lnewline(void);
358: int ldelete(RSIZE, int);
359: int ldelnewline(void);
360: int lreplace(RSIZE, char *);
1.88 kjell 361: char * linetostr(const struct line *);
1.78 kjell 362:
363: /* yank.c X */
364:
1.74 deraadt 365: void kdelete(void);
366: int kinsert(int, int);
367: int kremove(int);
1.76 kjell 368: int kchunk(char *, RSIZE, int);
1.78 kjell 369: int killline(int, int);
370: int yank(int, int);
1.5 millert 371:
372: /* window.c X */
1.74 deraadt 373: struct mgwin *new_window(struct buffer *);
374: void free_window(struct mgwin *);
375: int reposition(int, int);
1.80 kjell 376: int redraw(int, int);
1.83 otto 377: int do_redraw(int, int, int);
1.74 deraadt 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: struct mgwin *wpopup(void);
1.4 millert 386:
387: /* buffer.c */
1.74 deraadt 388: int togglereadonly(int, int);
1.86 kjell 389: struct buffer *bfind(const char *, int);
1.74 deraadt 390: int poptobuffer(int, int);
391: int killbuffer(struct buffer *);
392: int killbuffer_cmd(int, int);
393: int savebuffers(int, int);
394: int listbuffers(int, int);
395: int addlinef(struct buffer *, char *, ...);
1.12 art 396: #define addline(bp, text) addlinef(bp, "%s", text)
1.74 deraadt 397: int anycb(int);
398: int bclear(struct buffer *);
399: int showbuffer(struct buffer *, struct mgwin *, int);
1.86 kjell 400: int augbname(char *, const char *, size_t);
401: struct mgwin *popbuf(struct buffer *);
1.74 deraadt 402: int bufferinsert(int, int);
403: int usebuffer(int, int);
404: int notmodified(int, int);
405: int popbuftop(struct buffer *);
1.86 kjell 406: int getbufcwd(char *, size_t);
1.4 millert 407:
408: /* display.c */
1.74 deraadt 409: int vtresize(int, int, int);
410: void vtinit(void);
411: void vttidy(void);
412: void update(void);
1.92 kjell 413: int linenotoggle(int, int);
1.5 millert 414:
415: /* echo.c X */
1.74 deraadt 416: void eerase(void);
417: int eyorn(const char *);
418: int eyesno(const char *);
419: void ewprintf(const char *fmt, ...);
420: char *ereply(const char *, char *, size_t, ...);
421: char *eread(const char *, char *, size_t, int, ...);
422: int getxtra(struct list *, struct list *, int, int);
423: void free_file_list(struct list *);
1.4 millert 424:
425: /* fileio.c */
1.74 deraadt 426: int ffropen(const char *, struct buffer *);
427: int ffwopen(const char *, struct buffer *);
428: int ffclose(struct buffer *);
429: int ffputbuf(struct buffer *);
430: int ffgetline(char *, int, int *);
431: int fbackupfile(const char *);
1.91 jason 432: char *adjustname(const char *, int);
1.74 deraadt 433: char *startupfile(char *);
434: int copy(char *, char *);
435: struct list *make_file_list(char *);
436: int fisdir(const char *);
1.4 millert 437:
1.5 millert 438: /* kbd.c X */
1.74 deraadt 439: int do_meta(int, int);
440: int bsmap(int, int);
441: void ungetkey(int);
442: int getkey(int);
443: int doin(void);
444: int rescan(int, int);
445: int universal_argument(int, int);
446: int digit_argument(int, int);
447: int negative_argument(int, int);
448: int selfinsert(int, int);
449: int quote(int, int);
1.4 millert 450:
451: /* main.c */
1.74 deraadt 452: int ctrlg(int, int);
453: int quit(int, int);
1.4 millert 454:
455: /* ttyio.c */
1.74 deraadt 456: void panic(char *);
1.4 millert 457:
458: /* cinfo.c */
1.80 kjell 459: char *getkeyname(char *, size_t, int);
1.4 millert 460:
461: /* basic.c */
1.74 deraadt 462: int gotobol(int, int);
463: int backchar(int, int);
464: int gotoeol(int, int);
465: int forwchar(int, int);
466: int gotobob(int, int);
467: int gotoeob(int, int);
468: int forwline(int, int);
469: int backline(int, int);
470: void setgoal(void);
471: int getgoal(struct line *);
472: int forwpage(int, int);
473: int backpage(int, int);
474: int forw1page(int, int);
475: int back1page(int, int);
476: int pagenext(int, int);
477: void isetmark(void);
478: int setmark(int, int);
479: int swapmark(int, int);
480: int gotoline(int, int);
1.5 millert 481:
482: /* random.c X */
1.74 deraadt 483: int showcpos(int, int);
484: int getcolpos(void);
485: int twiddle(int, int);
486: int openline(int, int);
487: int newline(int, int);
488: int deblank(int, int);
489: int justone(int, int);
490: int delwhite(int, int);
491: int indent(int, int);
492: int forwdel(int, int);
493: int backdel(int, int);
494: int space_to_tabstop(int, int);
1.5 millert 495:
496: /* extend.c X */
1.74 deraadt 497: int insert(int, int);
498: int bindtokey(int, int);
499: int localbind(int, int);
1.80 kjell 500: int redefine_key(int, int);
1.74 deraadt 501: int unbindtokey(int, int);
502: int localunbind(int, int);
503: int extend(int, int);
504: int evalexpr(int, int);
505: int evalbuffer(int, int);
506: int evalfile(int, int);
507: int load(const char *);
508: int excline(char *);
1.5 millert 509:
510: /* help.c X */
1.74 deraadt 511: int desckey(int, int);
512: int wallchart(int, int);
513: int help_help(int, int);
514: int apropos_command(int, int);
1.5 millert 515:
516: /* paragraph.c X */
1.74 deraadt 517: int gotobop(int, int);
518: int gotoeop(int, int);
519: int fillpara(int, int);
520: int killpara(int, int);
521: int fillword(int, int);
522: int setfillcol(int, int);
1.5 millert 523:
524: /* word.c X */
1.74 deraadt 525: int backword(int, int);
526: int forwword(int, int);
527: int upperword(int, int);
528: int lowerword(int, int);
529: int capword(int, int);
530: int delfword(int, int);
531: int delbword(int, int);
532: int inword(void);
1.5 millert 533:
534: /* region.c X */
1.74 deraadt 535: int killregion(int, int);
536: int copyregion(int, int);
537: int lowerregion(int, int);
538: int upperregion(int, int);
539: int prefixregion(int, int);
540: int setprefix(int, int);
541: int region_get_data(struct region *, char *, int);
1.79 kjell 542: void region_put_data(const char *, int);
1.5 millert 543:
544: /* search.c X */
1.74 deraadt 545: int forwsearch(int, int);
546: int backsearch(int, int);
547: int searchagain(int, int);
548: int forwisearch(int, int);
549: int backisearch(int, int);
550: int queryrepl(int, int);
551: int forwsrch(void);
552: int backsrch(void);
553: int readpattern(char *);
1.5 millert 554:
555: /* spawn.c X */
1.74 deraadt 556: int spawncli(int, int);
1.5 millert 557:
558: /* ttykbd.c X */
1.74 deraadt 559: void ttykeymapinit(void);
560: void ttykeymaptidy(void);
1.5 millert 561:
562: /* match.c X */
1.74 deraadt 563: int showmatch(int, int);
1.5 millert 564:
565: /* version.c X */
1.74 deraadt 566: int showversion(int, int);
1.5 millert 567:
568: #ifndef NO_MACRO
569: /* macro.c X */
1.74 deraadt 570: int definemacro(int, int);
571: int finishmacro(int, int);
572: int executemacro(int, int);
1.5 millert 573: #endif /* !NO_MACRO */
574:
575: /* modes.c X */
1.74 deraadt 576: int indentmode(int, int);
577: int fillmode(int, int);
578: int blinkparen(int, int);
1.5 millert 579: #ifdef NOTAB
1.74 deraadt 580: int notabmode(int, int);
1.5 millert 581: #endif /* NOTAB */
1.80 kjell 582: int overwrite_mode(int, int);
1.74 deraadt 583: int set_default_mode(int,int);
1.5 millert 584:
585: #ifdef REGEX
586: /* re_search.c X */
1.74 deraadt 587: int re_forwsearch(int, int);
588: int re_backsearch(int, int);
589: int re_searchagain(int, int);
590: int re_queryrepl(int, int);
591: int replstr(int, int);
592: int setcasefold(int, int);
593: int delmatchlines(int, int);
594: int delnonmatchlines(int, int);
595: int cntmatchlines(int, int);
596: int cntnonmatchlines(int, int);
1.5 millert 597: #endif /* REGEX */
1.1 deraadt 598:
1.30 vincent 599: /* undo.c X */
1.74 deraadt 600: void free_undo_record(struct undo_rec *);
601: int undo_dump(int, int);
1.97 ! kjell 602: int undo_enabled(void);
1.74 deraadt 603: int undo_enable(int);
1.81 kjell 604: void undo_add_boundary(void);
1.93 kjell 605: void undo_add_modified(void);
1.74 deraadt 606: int undo_add_insert(struct line *, int, int);
607: int undo_add_delete(struct line *, int, int);
1.97 ! kjell 608: void undo_boundary_enable(int);
1.74 deraadt 609: int undo_add_change(struct line *, int, int);
610: int undo(int, int);
1.41 vincent 611:
612: /* autoexec.c X */
1.74 deraadt 613: int auto_execute(int, int);
614: PF *find_autoexec(const char *);
615: int add_autoexec(const char *, const char *);
1.46 vincent 616:
617: /* mail.c X */
1.74 deraadt 618: void mail_init(void);
1.66 kjell 619:
620: /* grep.c X */
1.74 deraadt 621: int next_error(int, int);
1.30 vincent 622:
1.1 deraadt 623: /*
624: * Externals.
625: */
1.74 deraadt 626: extern struct buffer *bheadp;
627: extern struct buffer *curbp;
628: extern struct mgwin *curwp;
629: extern struct mgwin *wheadp;
630: extern int thisflag;
631: extern int lastflag;
632: extern int curgoal;
633: extern int startrow;
634: extern int epresf;
635: extern int sgarbf;
636: extern int mode;
637: extern int nrow;
638: extern int ncol;
639: extern int ttrow;
640: extern int ttcol;
641: extern int tttop;
642: extern int ttbot;
643: extern int tthue;
644: extern int defb_nmodes;
645: extern int defb_flag;
646: extern const char cinfo[];
647: extern char *keystrings[];
648: extern char pat[NPAT];
1.5 millert 649: #ifndef NO_DPROMPT
1.74 deraadt 650: extern char prompt[];
1.5 millert 651: #endif /* !NO_DPROMPT */
652:
653: /*
654: * Globals.
655: */
1.74 deraadt 656: int tceeol;
657: int tcinsl;
658: int tcdell;
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