tvx 5 of 10
sources-request at panda.UUCP
sources-request at panda.UUCP
Mon Mar 10 08:50:46 AEST 1986
Mod.sources: Volume 4, Issue 19
Submitted by: gatech!unmvax!wampler (Bruce Wampler)
#--------CUT---------CUT---------CUT---------CUT--------#
#########################################################
# #
# This is a shell archive file. To extract files: #
# #
# 1) Make a directory (like tvx) for the files. #
# 2) Write a file, such as "filen.shar", containing #
# this archive file into the directory. #
# 3) Type "sh file.shar". Do not use csh. #
# #
#########################################################
#
#
echo Extracting tvx_2.c:
sed 's/^X//' >tvx_2.c <<\SHAR_EOF
X/* ========================================================================
X
X tvx_2.c - Part 2 of main TVX code
X
X============================================================================ */
X
X#include "tvx_defs.ic" /* note tv_defs will #include stdio.h */
X#include "tvx_glbl.ic"
X
X/* =============================>>> KILLIN <<<============================= */
X killin(cnt)
X int cnt;
X { /* ## killin - kill cnt lines */
X
X SLOW int i,lim;
X SLOW int from,to,ityp,istrt;
X SLOW int s_curlin, s_curchr, s_echo;
X
X if (cut_mode) /* does kill "cut" */
X {
X s_echo = echof;
X echof = FALSE; /* turn off echo */
X s_curlin = curlin; /* save line */
X save(cnt,FALSE); /* save those lines */
X curlin = s_curlin;
X echof = s_echo; /* restore things */
X }
X
X if (cnt+curlin >= nxtlin || (curlin == nxtlin-1 && cnt >= 0))
X { /* special case: deleting rest of buffer */
X svklin(nxtlin-1);
X for (i = curlin ; i <= nxtlin-1 ; )
X kline(*(lines+i++));
X nxtlin = curlin--;
X if (curlin > 0)
X {
X curchr = *(lines+curlin)+1;
X newscr();
X }
X else
X {
X curchr = 0;
X tvclr();
X }
X#ifdef SCR_BUF
X ttflush();
X#endif
X return;
X }
X
X if (cnt < 0) /* negative kill */
X {
X cnt = min(-cnt,curlin-1); /* all upwards? */
X dwnlin(-cnt); /* go up that far */
X }
X
X if (cnt != 0)
X {
X range(cnt,&to,&from); /* calculate the line numbers to kill */
X
X curlin=to; /* remember new current line */
X
X svklin(from); /* save one line */
X for (i = to ; i <= from ; ) /* mark lines deleted */
X kline(*(lines+i++));
X
X lim = min(nxtlin-1,mxline);
X for (++from ; from <= lim ; )
X {
X *(lines+to++) = *(lines+from++); /* copy next line number */
X }
X
X nxtlin=to;
X if (nxtlin == curlin)
X --curlin; /* don't go past end */
X curchr = *(lines+curlin)+1; /* remember new current character */
X
X if (cnt >= 0 && curlin+(tvlins-tvdlin) < nxtlin &&
X tvdlin < tvlins) /* killing down */
X {
X tvxy(1,tvy); /* get to start of line */
X ityp=min(tvlins-tvdlin+1,nxtlin-curlin);
X if (cnt!=1 || !ckline[0])
X {
X tvescr(); /* erase the screen */
X istrt=curlin;
X }
X else
X {
X sendcs(ckline);
X istrt=curlin+ityp-1;
X tvxy(1,tvlins);
X ityp=1;
X }
X tvtype(istrt,ityp);
X tvhdln(); /* home to display line */
X }
X else if ( cnt != 1) /* neg and > 1 too complicated */
X newscr(); /* kill up, just retype whole screen */
X else if (nxtlin < tvlins) /* top part of screen */
X {
X if (*ckline) /* kill line defined */
X {
X tvxy(1,tvy); /* get to start of line */
X sendcs(ckline); /* just need to kill the line */
X tvhdln();
X }
X else
X newscr(); /* rewrite it all */
X }
X else if (tvdlin < tvlins) /* must be in last part of buffer */
X {
X if (*ckline && *ctopb) /* kill line & topb defined */
X {
X tvxy(1,tvy); /* get to start of line */
X sendcs(ckline); /* kill the line */
X if (curlin-tvdlin > 0) /* something to scroll */
X {
X tvtopb(1); /* scroll down one line */
X tvtype(curlin-tvdlin,1); /* type the offscreen line */
X tvdlin++; /* will start display on next line */
X }
X tvhdln();
X }
X else
X newscr(); /* rewrite it all */
X }
X else /* if all else fails */
X newscr();
X }
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> KLINE <<<============================= */
X kline(ptr)
X BUFFINDEX ptr;
X { /* kline - kill off the line beginning at buff position ptr */
X
X SLOW BUFFINDEX i;
X
X for (i=ptr; *(buff+i) != ENDLINE ; ) /* insert GARBAGE to kill */
X *(buff+i++) = GARBAGE;
X
X *(buff+i) = GARBAGE; /* kill the endline */
X }
X
X/* =============================>>> KPREV <<<============================= */
X kprev()
X { /* kprev - kill from cursor to beginning of line */
X
X FAST int chrs;
X
X svklin(curlin); /* save one line */
X chrs = curchr - *(lines+curlin) - 1; /* how much to delete */
X if (chrs > 0)
X delnxt(-chrs); /* won't cause a combine, so don't worry */
X }
X
X/* =============================>>> KREST <<<============================= */
X krest()
X { /* krest - kill the rest of the line, not including cursor and ENDLINE */
X
X SLOW int chrs;
X SLOW BUFFINDEX i;
X
X svklin(curlin); /* save one line */
X chrs=0;
X for (i=curchr; *(buff+i)!=ENDLINE; ++i)
X ++chrs; /* count how much to delete */
X if (chrs > 0)
X delnxt(chrs); /* won't cause combine, so don't worry */
X }
X
X/* =============================>>> NEATEN <<<============================= */
X int neaten(count)
X int count;
X { /* neaten - fill lines to current margin */
X
X SLOW int oldef, i;
X SLOW BUFFINDEX linbeg;
X SLOW int retval;
X
X retval = TRUE;
X oldef = echof;
X if (count > 1)
X echof = FALSE;
X if (wraplm <= 1 || curlin >= nxtlin-1)
X goto l900; /* work only if wrap limit turned on */
X
X for (i=1 ; i<=count ; ++i)
X {
X beglin(); /* start at beginning of line */
X if (curlin >= nxtlin-1)
X goto l900;
X
X /* don't neaten leading space, cr, period or tab */
X
X if (*(buff+curchr) == '.')
X {
X dwnlin(1);
X continue; /* skip dot commands */
X }
X
X while (*(buff+curchr)== ' ' || *(buff+curchr)==ENDLINE
X || *(buff+curchr) == 9)
X {
X right(1); /* skip this line */
X }
X
X do
X {
X if (*(buff+curchr) == ENDLINE)
X {
X if (tvx+leftmg < wraplm) /* combine lines! */
X {
X linbeg = *(lines+curlin+1)+1;
X /* pt to first char of next line */
X if (*(buff+linbeg) == ' ' || *(buff+linbeg) == ENDLINE
X || *(buff+linbeg) == 9 || *(buff+linbeg) == '.')
X {
X dwnlin(1);
X break; /* no more combining */
X }
X if (! neat1(1,32))
X goto l990;
X goto NEATNEXT; /* tab over another word */
X }
X else
X {
X dwnlin(1); /* no more combining on line */
X break;
X }
X }
X
XNEATNEXT:
X if (*(buff+curchr-1)==' ' && tvx+leftmg >= wraplm) /* change to cr */
X {
X if (! neat1(-1,CR)) /* delete the blank */
X goto l990;
X break;
X }
X wordr(1);
X } /*# end of the repeat */
X while (1);
X } /*# end of the for */
Xl900:
X echof = oldef;
X if (oldef && count > 1)
X newscr();
X#ifdef SCR_BUF
X else
X ttflush();
X#endif
X
X return (retval);
X
Xl990: /* failure return */
X retval = FALSE;
X goto l900;
X }
X
X/* =============================>>> NEAT1 <<<============================= */
X neat1(dir, val)
X int dir, val;
X { /* change character dir to val */
X
X SLOW int oldwrp;
X
X oldwrp = wraplm;
X wraplm = 0;
X if (! delnxt(dir))
X goto l900;
X if (! ins_chr(val))
X goto l900;
X wraplm = oldwrp;
X return (TRUE);
Xl900:
X wraplm = oldwrp;
X return (FALSE);
X }
X
X/* =============================>>> NEWSCR <<<============================= */
X newscr()
X { /* newscr - retype entire screen, updating cursor position if necessary */
X
X SLOW int ibeg,cnt;
X
X if (tvlins != tvhardlines || nxtlin-1 <= tvlins)
X /* two kinds of screen rewrite */
X tvclr(); /* clear the screen and home */
X else
X tvxy(1,1);
X
X finddl(&ibeg,&cnt); /* calculate where it will go */
X tvtype(ibeg,cnt); /* type it out */
X tvhdln(); /* home to display line */
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> OPENLN <<<============================= */
X openln(cnt)
X int cnt;
X { /* openln - open a new line */
X
X FAST int i;
X SLOW int pcnt, oldauto;
X
X oldauto = autoin; autoin = FALSE; /* don't allow autoindent */
X pcnt = cnt >= 0 ? cnt : (-cnt); /* only allow positive opens */
X for (i=1; i<=pcnt; ++i)
X ins_chr(CR); /* insert right number of newlines */
X dwnlin(-pcnt); /* and goto beginning of the opened line */
X endlin();
X autoin = oldauto;
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> RANGE <<<============================= */
X range(cnt,lbeg,lend)
X int cnt,*lbeg,*lend;
X { /* determine a legal line number range given cnt */
X
X if (cnt <= 0)
X {
X *lbeg=max(curlin+cnt,1);
X *lend=curlin;
X if (cnt < 0)
X *lend = (*lend)-1;
X }
X else
X {
X *lbeg=curlin;
X *lend=min(nxtlin-1,curlin+cnt-1);
X }
X }
X
X/* =============================>>> RIGHT <<<============================= */
X right(cnt)
X int cnt;
X { /* move cursor right cnt characters
X newlines count as one character */
X
X FAST int change,i;
X
X change=0; /* nochange yet */
X if (cnt > 0)
X {
X for (i = 1 ; i <= cnt ; ++i)
X {
X if (*(buff+curchr)==ENDLINE)
X {
X if (curlin+1 >= nxtlin)
X break; /* don't go beyond end! */
X ++curlin;
X ++change; /* we've gone down one line */
X curchr = *(lines+curlin)+1;
X }
X else
X ++curchr;
X }
X }
X else if (cnt < 0)
X {
X cnt=(-cnt);
X for (i = 1 ; i <= cnt ; ++i)
X {
X --curchr;
X if (*(buff+curchr) == BEGLINE)
X {
X if (curlin > 1)
X {
X --curlin;
X --change;
X for (curchr = *(lines+curlin) ; *(buff+curchr)!=ENDLINE ;
X ++curchr)
X ; /* bump curchr to end of the line */
X }
X else
X {
X ++curchr;
X break;
X }
X }
X }
X }
X if (change != 0) /* don't do unnecessary change */
X update(change);
X tvhdln();
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> SEARCH <<<============================= */
X search(lexcnt,iarg)
X int lexcnt,iarg;
X { /* search - search down in buffer for a pattern */
X
X SLOW char chr,c0,c1,c2;
X static int slines;
X SLOW int oldx,oldy,oldlin;
X SLOW int change, searchv, lininc, newln, fold_wild;
X SLOW int l,lbeg,is;
X SLOW BUFFINDEX ib, bbeg, oldpos, nbbeg;
X FAST int i;
X
X SLOW int how_match, set_len; /* how wild card matching happens */
X char *cp, *s_getset();
X SLOW int w_len,inset,extra_len; /* length of match */
X
X static int lastsb = 0;
X
X lininc = (lexcnt >= 0 ) ? 1 : (-1);
X searchv = FALSE;
X newln = FALSE; /* haven't rubbed out 2nd line */
X
X oldpos = curchr; /* need to remember for -f */
X oldx = tvx ; oldy = tvy ; oldlin = curlin;
X
X ins_mode = TRUE; /* so ttymode can echo right */
X
X if (! iarg)
X goto l100; /* get arg form search buffer */
X
X tvmsg("Find?",FALSE);
X
X if (! grptch(&chr))
X goto l9000;
X
X slines=1; /* only one line so far */
X for (i = 0; chr != ESC && i < 100; ++i) /* read in the pattern */
X {
X if (chr == delkey && rptcnt[rptuse] <= 0) /* edit interactive input */
X {
X --i; /* adjust i for for loop ++i */
X if (i >= 0) /* wipe out chars on screen */
X {
X if (sbuff[i] == 0) /* newline */
X {
X --slines; ctrlch(CR); newln = TRUE;
X }
X else
X {
X if (newln)
X {
X tvcout('\\');
X ctrlch(sbuff[i]);
X }
X else
X {
X tvcout(BACKSPACE);
X tvcout(' ');
X tvcout(BACKSPACE);
X if (sbuff[i] < ' ' && sbuff[i] != 27)
X {
X tvcout(BACKSPACE);
X tvcout(' ');
X tvcout(BACKSPACE);
X }
X }
X }
X --i; /* wipe the character */
X }
X#ifdef SCR_BUF
X ttflush();
X#endif
X gkbd(&chr); /* get new char */
X continue;
X }
X sbuff[i]=chr; /* stuff it away */
X if (chr == LF)
X {
X#ifdef USELF
X tvcout(chr); /*$$$ to ignore lfs in cr/lf systems */
X#endif
X }
X else if (chr == CR)
X {
X if (rptcnt[rptuse] <= 0)
X ctrlch(chr);
X ++slines;
X sbuff[i]=0; /* end of a line */
X }
X else
X ctrlch(chr); /* echo character, handline control chars */
X
X#ifdef SCR_BUF
X ttflush();
X#endif
X/*# fetch the next character */
X if (! grptch(&chr))
X goto l9000;
X }
X
X tvcout('$'); /* echo the escape */
X tvxy(oldx,oldy); /* return to old location */
X
X if (i>0) /* we got a new pattern */
X {
X lastsb=i-1; /* last valid character */
X sbuff[i] = 0; /* make sure an EOS */
X }
X fixend();
X
Xl100:
X extra_len = 0;
X if (lininc < 0)
X endlin();
X bbeg = curchr; /* start from current character first time */
X c0 = sbuff[0]; /* initial char of pattern */
X if (!xcases) /* get initial character of pattern */
X c0 = (c0 >= 'A' && c0 <= 'Z') ? c0+' ' : c0;
X
X for (l = curlin ; l < nxtlin && l ; l += lininc) /* l is same as l != 0 */
X {
X if ( !c0 ) /* !c0 same as c0 == 0 */
X {
X if (lastsb == 0) /* matching cr only? */
X {
X dwnlin(1); /* go down one line */
X newscr(); /* screen needs updating */
X goto l8000;
X }
X else
X {
X for (ib = bbeg; *(buff+ib); ++ib)
X ;
X goto l1000;
X }
X }
X
Xl900:
X if (c0 < ' ') /* save time, check if might be w.c. once */
X {
X ib = bbeg;
X if (*(buff+ib))
X goto l1000;
X }
X
X for (ib=bbeg; *(buff+ib); ++ib) /* search current line */
X {
X c2 = *(buff+ib); /* next char of buffer */
X if (!xcases)
X c2 = (c2 >= 'A' && c2 <= 'Z') ? c2+' ' : c2;
X
X if (c2 != c0)
X continue; /* first characters don't match */
X else if (lastsb == 0)
X { /* one character pattern */
X curchr = ib+1;
X curlin = l;
X goto l5000; /* successful match */
X }
X else
X {
X if ((c1 = sbuff[1]) < ' ') /* possible wild? */
X goto l1000;
X c2 = *(buff+ib+1);
X if (! xcases) /* fold to lower case */
X {
X c1 = (c1 >= 'A' && c1 <= 'Z') ? c1+' ' : c1;
X c2 = (c2 >= 'A' && c2 <= 'Z') ? c2+' ' : c2; /* clower */
X }
X if ( c1 != c2 )
X continue; /* first two don't match */
X else
X goto l1000; /* first two match, so possibility */
X }
X }
X
X/* # fall thru => no match on this line */
Xl950:
X bbeg = *(lines+l+lininc)+1; /* next beginning character */
X continue; /* go check next line */
X
Xl1000: /* we have two characters matching! */
X nbbeg = ib; /* beginning of possible match in buff */
X lbeg = l; /* current line we are searching */
X how_match = 1; /* assume exact match */
X for (is = -1 ; ++is <= lastsb ; )
X {
X if ((c1 = sbuff[is]) < ' ') /* possible wild card */
X {
X if (c1 == W_span)
X {
X extra_len--;
X how_match = 2; /* span match */
X continue; /* keep scanning search pat */
X }
X else if (c1 == W_skip) /* skip? */
X {
X extra_len--;
X how_match = 0; /* skip match */
X continue; /* keep scanning search pat */
X }
X else if ((cp = s_getset(c1,&set_len,&fold_wild)) == NULL) /* not wild */
X goto NOT_WILD; /* continue normally */
X
X /* ok, to here, then have possible wild card match */
X
X w_len = 0;
X
X for ( ; ; )
X {
X chr = *(buff + nbbeg); /* pick up char */
X if (fold_wild) /* fold if not user */
X chr = clower(chr);
X if (chr == ENDLINE) /* break on end of line */
X break; /* get out */
X
X inset = s_inset(chr,cp,set_len); /* see if in set */
X if ((how_match > 0 && inset) || (how_match == 0 && !inset))
X {
X nbbeg++; /* bump to next char */
X ++w_len;
X if (how_match == 1)
X break; /* only once on mode 1 */
X }
X else
X break;
X }
X
X if (w_len <= 0)
X {
X ++bbeg; /* this part of line doesn't match */
X extra_len = 0;
X if (c0 == 0)
X goto l950;
X else
X goto l900; /* try rest of current line */
X }
X
X /* to here, then exit from wild card match */
X extra_len += w_len - 1;
X how_match = 1; /* back to 1 again */
X continue; /* leave cursor on 1st unmatched */
X }
X
XNOT_WILD:
X c2 = *(buff+nbbeg);
X if (! xcases) /* fold to lower case */
X {
X c1 = (c1 >= 'A' && c1 <= 'Z') ? c1+' ' : c1;
X c2 = (c2 >= 'A' && c2 <= 'Z') ? c2+' ' : c2; /* clower */
X }
X
X if ( c1 != c2 )
X {
X extra_len = 0;
X ++bbeg; /* this part of line doesn't match */
X if (c0 == 0)
X goto l950;
X else
X goto l900; /* try rest of current line */
X }
X
X /* regular matched sequence */
X
X if (*(buff+nbbeg)==0 && lbeg+1 < nxtlin)
X {
X ++lbeg;
X nbbeg = *(lines+lbeg)+1; /* point to next character */
X }
X else
X ++nbbeg;
X }
X
X/*# fall through => found the pattern */
X curlin = lbeg;
X curchr = nbbeg;
X
Xl5000:
X change = curlin-oldlin; /* compute real line change */
X if ((slines > 1 && iarg) || tvdlin == tvlins || newln)
X newscr();
X else
X update(change);
X goto l8000;
X }
X curchr = oldpos; /* reset things */
X tvxy(oldx, oldy);
X if (slines > 1 && iarg)
X newscr(); /* patch up screen */
X pat_buff[0] = 0;
X tverrb("Not found "); /* announce failure a little */
X goto l9000;
X
Xl8000: /* success return */
X oldlen = lastsb+1+extra_len; /* remember the length */
X save_pat(); /* save the find pattern */
X savlen = (-1); /* haven't saved lines */
X searchv = TRUE;
X
Xl9000:
X ins_mode = FALSE;
X#ifdef SCR_BUF
X ttflush();
X#endif
X return (searchv);
X }
X
X/* =============================>>> S_GETSET <<<============================= */
X char *s_getset(wildchr,set_len,fold)
X char wildchr; /* wild card character */
X int *set_len, *fold; /* length of set, fold flag */
X {
X static char sets[] = /* possible sets */
X {
X 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
X 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
X 'u', 'v', 'w', 'x', 'y', 'z', '0', '1', '2', '3',
X '4', '5', '6', '7', '8', '9', '.', ',', '?', '!',
X '[', ']', '{', '}', '(', ')', '<', '>', '\'','"',
X '+', '-', '/', '*', '=', '@', '#', '$', '%', '^',
X '&', '_', '~', '`', '|', '\\', ' ', 9, ';', ':', 0
X };
X
X struct wild_set
X {
X char wch;
X int s_start, s_len;
X };
X
X static struct wild_set wild_cards[] =
X {
X { W_letter, 0, 26 }, /* ^L is a letter, starts at 0, 26 long */
X { W_digit, 26, 10 }, /* ^D is digit, starts at 26, 10 long */
X { W_alpha, 0, 36 }, /* ^A is alpha numeric, start at 0, 36 long */
X { W_punc, 36, 4 }, /* ^P is punctuation, at 36, 4 long */
X { W_anything, 0, 70 }, /* ^X is any thing, whole set */
X { W_others, 36, 34 }, /* ^O is non-alphanum, start at 36, 32 long */
X { 0 , 0, 0 } /* end of set */
X };
X
X SLOW int i;
X
X *fold = FALSE; /* assume won't fold */
X if (!use_wild)
X return NULL; /* not there if not using! */
X
X for (i = 0 ; wild_cards[i].wch ; ++i) /* scan list */
X {
X if (wildchr == wild_cards[i].wch) /* found the one we want */
X {
X *set_len = wild_cards[i].s_len;
X *fold = TRUE;
X return (&sets[ wild_cards[i].s_start ]);
X }
X }
X if (wildchr == W_user)
X {
X *set_len = strlen(user_set);
X return user_set;
X }
X else
X return NULL;
X
X }
X
X/* =============================>>> S_inset <<<============================= */
X s_inset(c2,cp,set_len)
X char c2, *cp;
X int set_len;
X {
X FAST int i;
X
X for (i = 0 ; i < set_len ; ++i)
X if (c2 == *(cp+i))
X return TRUE;
X return FALSE;
X }
X
X/* =============================>>> SETPAR <<<============================= */
X setpar(val,chr)
X int val;
X char chr;
X { /* setpar - reset varoius parameters
X syntax for setpar is [val]:<let>, where [val] is the new value
X of the parameter, : is the setpar command, and <let> is the
X letter of the parameter to set. */
X
X chr = clower(chr);
X
X switch (chr)
X {
X case 'a': /* set auto indent */
X autoin = val > 0;
X break;
X
X case 'c': /* cut mode */
X cut_mode = val > 0;
X break;
X
X case 'e': /* expand tabs */
X tabspc = max(val,0);
X verify(1); /* need to redisplay */
X break;
X
X case 'd': /* display line */
X if (val < 1 || val > tvlins)
X tverrb("Bad par val");
X else
X {
X dsplin=val;
X verify(1);
X }
X break;
X
X case 'f': /* set find mode */
X xcases = val <= 0;
X break;
X
X case 'm': /* match wild cards */
X use_wild = val;
X break;
X
X case 'o':
X if (rdonly)
X {
X tverrb("Can't :o, R/O");
X break;
X }
X tvclr();
X ask("New output file name: ",dest_file,FNAMESIZE);
X if (*dest_file)
X rdonly = FALSE;
X verify(1);
X break;
X
X case 's': /* scroll lines */
X if (val < 0 || val > dsplin-1)
X tverrb("Bad par val");
X else
X scroll=val;
X break;
X
X case 't': /* tty mode */
X tvclr();
X ttymode = val;
X ttynext = 1000;
X verify(1);
X break;
X
X case 'r': /* change repeat buffer in use */
X if (val < 1 || val > REPEATBUFS)
X tverrb("Bad par val");
X else
X rptuse=val-1; /* adjust for 0 index int */
X break;
X
X case 'u':
X tvclr();
X ask("Enter user wild card set: ",user_set,39);
X verify(1);
X break;
X
X case 'v': /* virtual window size */
X if (val < 3 || val > tvhardlines)
X tverrb("Bad par val");
X else
X {
X tvlins = val; /* set to new display line */
X ddline = (tvlins / 2) + 1; /* fix home line */
X setdscrl(); /* set scroll value */
X dsplin = ddline; /* reset these */
X scroll = dscrl;
X verify(1); /* update the screen */
X }
X break;
X
X case 'w': /* change wrap width */
X wraplm=val;
X break;
X
X default:
X tverrb("Bad par name");
X }
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> SNEXT <<<============================= */
X snext(lexcnt,iarg)
X int lexcnt,iarg;
X { /* snext - find a text pattern across page boundaries */
X
X SLOW int ihow,pagout;
X
X if (lexcnt < 0)
X {
X tverrb("Search fails");
X return (FALSE);
X }
X
X ihow=iarg; /* make a local copy */
X pagout=FALSE;
X for(;;)
X {
X if (! search(lexcnt,ihow))
X {
X wtpage(1); /* write out current page */
X ihow=FALSE; /* don't reread search pattern */
X pagout=TRUE;
X if (! rdpage())
X {
X tvclr(); /* no more text */
X tverrb("Search fails");
X return (FALSE);
X }
X }
X else /* found it */
X {
X if (pagout)
X newscr();
X#ifdef SCR_BUF
X else
X ttflush();
X#endif
X return (TRUE);
X }
X }
X }
X
X/* =============================>>> STORE_RPT <<<============================= */
X store_rpt(dummy)
X int dummy;
X { /* start at current cursor position, insert into repeat buffer
X identified until find >$$ or exceed size limit, deleting as it goes */
X
X SLOW char chr;
X SLOW int saved, i, val;
X
X beglin(); /* start by moving to beginning of current line */
X
X if ((chr = *(buff+curchr)) != '#') /* get current char, which must be # */
X {
X tverrb("Not a valid rpt buff");
X return (FALSE);
X }
X val = *(buff+curchr+1)-'0'; /* pick up buffer number */
X
X if (!chk_rpt_nr(val))
X return FALSE;
X
X delnxt(4); /* delete the #n:< */
X
X --val; /* change to relative */
X
X saved = 0; /* no previous chars */
X for (i = 0 ; ; ++i)
X {
X chr = *(buff+curchr); /* get the character */
X
X if (chr == ESC && i > 1 && rptbuf[val][i-1] == ESC &&
X rptbuf[val][i-2] == loop_end)
X {
X rptbuf[val][i-2] = 0; /* set to 0 */
X nxtrpt[val] = 0;
X delnxt(2); /* delete the 27 and following CR */
X#ifdef SCR_BUF
X ttflush();
X#endif
X return TRUE;
X }
X if (++saved > 99)
X {
X tverrb("Only 100 chars in rpt");
X return FALSE;
X }
X if (chr == ENDLINE)
X chr = CR;
X rptbuf[val][i] = chr; /* save the char */
X delnxt(1); /* and delete it */
X }
X }
X
X/* =============================>>> SVKLIN <<<============================= */
X svklin(lin)
X int lin;
X { /* svklin - save one line that will be killed */
X
X SLOW BUFFINDEX from,to;
X
X to=0;
X for (from= *(lines+lin)+1; *(buff+from)!=ENDLINE; ++from)
X {
X unkbuf[to]= *(buff+from); /* put it in unkill buffer */
X to = min(130,to+1);
X }
X unkbuf[to]=0;
X }
X
X/* =============================>>> TOPPAG <<<============================= */
X toppag()
X { /* toppag - move cursor to top of the page */
X
X curlin=1;
X curchr = *(lines+1)+1; /* first char of buffer */
X newscr();
X }
X
X/* =============================>>> TVIDEFS <<<============================= */
X tvidefs()
X { /* initialize these AFTER opening, defaults set by -c */
X
X dsplin=ddline;
X scroll=dscrl;
X xcases=dxcase;
X }
X
X/* =============================>>> TVINIT <<<============================= */
X tvinit()
X { /* perform initializations needed for tv edit */
X
X FAST BUFFINDEX i;
X FAST char *chrp;
X SLOW char *lim;
X char *malloc();
X
X#ifdef MSDOS
X BUFFINDEX coreleft(); /* !!! cii-86 dependent */
X#endif
X
X/* This is a time eater if a big buffer -- if your loader inits
X mem to some known value, it might be possible to change GARBAGE
X to that value (be sure no other conflicts, like EOS == 0) */
X
X/* try for maximum size buffer */
X
X#ifndef GEMDOS
X if ((lines = (BUFFINDEX *) malloc((MAXLINE+1)*sizeof(BUFFINDEX)))
X == NULL) /* line pointer array */
X exit(1);
X#else
Xif ((lines=(BUFFINDEX *)malloc((unsigned int)((MAXLINE+1)*sizeof(BUFFINDEX))) )
X == NULL) /* line pointer array */
X exit(1);
X#endif
X
X#ifdef UNIX
X for (mxbuff=MAXBUFF ; (buff = malloc(mxbuff+2))==NULL ; mxbuff -= 1000)
X ; /* text buffer pointer */
X#endif
X#ifdef OSCPM
X for (mxbuff=MAXBUFF ; (buff = malloc(mxbuff+2))==NULL ; mxbuff -= 1000)
X ; /* text buffer pointer */
X#endif
X#ifdef GEMDOS
X for (mxbuff = 60000L ; (buff = malloc((unsigned int) (mxbuff+2)))==NULL
X ; mxbuff -= 1000L)
X ; /* text buffer pointer */
X#endif
X#ifdef MSDOS /* *** Cii-86 C compiler dependent! */
X
X /* cii-86 requires you to manually leave some memory left over
X for the I/O routines to use. 'coreleft' does this. Sigh. */
X
X if ((mxbuff = (coreleft() - 5000) ) > MAXBUFF)
X mxbuff = MAXBUFF;
X for ( ; (buff = malloc(mxbuff+2))==NULL ; mxbuff -= 1000)
X ; /* text buffer pointer */
X#endif
X
X mxline = MAXLINE;
X
X lim = buff + mxbuff;
X for (chrp = buff ; chrp <= lim ; *chrp++ = GARBAGE )
X ; /* mark as all garbage */
X
X curlin = /* init some stuff */
X oldlen =
X curchr = 0;
X
X xoutcm = leftmg = nxtlin = nxtchr = tvdlin = 1;
X *(buff+mxbuff) = ENDLINE; /* needs to be ENDLINE for save buffer */
X nxtsav=mxbuff; /* point to end of the buffer */
X
X pat_buff[0] = 0; /* null pattern buffer */
X
X
X savlin = savlen = (-1);
X for (i = 0 ; i < REPEATBUFS ; ++i)
X { /* fix repeat buffers to initial state */
X rptbuf[i][0] = rptcnt[i]= nxtrpt[i] = rptbuf[i][1] = 0;
X }
X rptuse=0; /* start with first repeat buff */
X bakflg = FALSE;
X ineof =
X echof = TRUE;
X }
X
X/* =============================>>> TVERR <<<============================= */
X tverr(str)
X char str[];
X { /* tverr - display an error message on the last line of the screen
X always writes on screen, returns to old position */
X
X SLOW int oldx,oldy,oldxot,oldech;
X
X waserr = TRUE;
X oldx=tvx ; oldy=tvy ; oldxot=xoutcm ; oldech=echof;
X
X ttynext = 1000; /* force new read */
X
X echof = TRUE; /* always echo! */
X tvmsg(str,TRUE); /* print the message part */
X tvxy(oldx,oldy);
X xoutcm=oldxot;
X echof=oldech; /* restore to what it was */
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> TVERRB <<<============================= */
X tverrb(str)
X char str[];
X { /* tverrb - display an error message on the last line of the screen
X always writes on screen, returns to old position */
X
X sendcs(cerrbg);
X tverr(str);
X sendcs(cerred);
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> TVHDLN <<<============================= */
X tvhdln()
X { /* tvhdln - home to display line */
X
X SLOW int xf;
X xf = findx();
X tvxy(xf,tvdlin);
X }
X
X/* =============================>>> TVMSG <<<============================= */
X tvmsg(str,intty)
X char str[];
X int intty;
X { /* tvmsg - display a message on the last line of the screen */
X
X FAST int i;
X SLOW int oldtty;
X
X tvxy(1,tvhardlines);
X tvelin();
X
X oldtty = ttymode;
X if (ttymode && intty)
X {
X ttymode = FALSE;
X prompt(">");
X }
X
X for (i=0; str[i]; ctrlch(str[i++]))
X ;
X
X if (oldtty) /* end with < if was ttymode */
X remark("<");
X
X ttymode = oldtty;
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> TVTYLN <<<============================= */
X tvtyln(chrptr)
X BUFFINDEX chrptr;
X { /* tvtyln - type a line on the screen without cr/lf */
X
X#ifdef ULBD
X FAST BUFFINDEX i;
X
X if (cundlb[0] || cboldb[0]) /* check for underline/bold */
X {
X for (i = *(lines+curlin)+1 ; *(buff+i)!=ENDLINE ; ++i)
X if (*(buff+i)==TOGUNDERLINE || *(buff+i)==TOGBOLD)
X {
X tvxy(1,tvy);
X xoutcm=1;
X tvplin(*(lines+curlin)+1);
X return;
X }
X }
X#endif
X xoutcm=tvx;
X tvplin(chrptr);
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> UNKILL <<<============================= */
X int unkill()
X { /* unkill the single last line killed */
X
X SLOW char chrval;
X FAST int i;
X
X openln(1); /* put the CR 1st - makes update pretty */
X for (i=0; unkbuf[i]; ++i)
X {
X chrval = unkbuf[i];
X if (! ins_chr(chrval)) /* unkill slowly by using insert */
X {
X return (FALSE);
X }
X }
X dwnlin(1); /* back to where we were */
X return (TRUE);
X }
X
X/* =============================>>> UPDATE <<<============================= */
X update(change)
X int change;
X { /* update - update the screen when line position has changed
X will not be used if any alterations have been made */
X
X SLOW int abschg,bscrol;
X
X if (! echof)
X return;
X abschg = change;
X
X bscrol = (ctopb[0]==0) ? 0 : scroll;
X
X if (change < 0) /* have to scroll screen down */
X {
X abschg = (-change);
X if (tvdlin-abschg < 1)
X newscr();
X else if (curlin < tvdlin) /* won't fit exactly */
X {
X if (tvdlin >= dsplin-scroll && abschg!=1)
X {
X tvclr(); /* clear the screen */
X tvtype(1,tvlins); /* type out a screen */
X }
X tvdlin=curlin;
X }
X else if (tvdlin-abschg >= dsplin-scroll)
X tvdlin -= abschg;
X else
X {
X if (tvdlin > dsplin-scroll)
X { /* moving up from below display line */
X abschg=dsplin-scroll-(tvdlin-abschg);
X tvdlin=dsplin-scroll; /* update */
X }
X if (ctopb[0]==0) /* can't do reverse linefeeds */
X newscr(); /* no choice, redraw screen */
X else
X {
X tvtopb(abschg); /* make blank lines at top */
X tvtype(curlin-tvdlin+1,abschg); /* fill in */
X }
X }
X }
X else if (change > 0) /* have to scroll screen up */
X if ((tvdlin+change>tvlins && tvdlin<dsplin+bscrol) || change>=tvlins)
X newscr();
X else if (tvdlin < dsplin+bscrol || nxtlin-1 <= tvlins)
X if (tvdlin+change > dsplin+bscrol && nxtlin-1 > tvlins)
X newscr();
X else
X tvdlin += change;
X else if (nxtlin-curlin<=tvlins-tvdlin) /* on bottom part */
X {
X if (tvdlin<=dsplin+bscrol && abschg!=1)
X {
X tvclr(); /* rewrite whole screen */
X tvtype(nxtlin-tvlins,tvlins);
X }
X tvdlin=min(tvlins,nxtlin-1)-(nxtlin-curlin)+1;
X }
X else
X {
X tvbotb(abschg); /* make room */
X tvxy(1,tvlins-abschg+1); /* home to right line */
X tvtype(curlin+tvlins-tvdlin-abschg+1,abschg); /* fix up screen */
X if (tvdlin < dsplin+bscrol)
X tvdlin=dsplin;
X }
X tvhdln();
X#ifdef SCR_BUF
X ttflush();
X#endif
X }
X
X/* =============================>>> WORDR <<<============================= */
X wordr(cnt)
X int cnt;
X { /* wordr - move cursor over words */
X
X SLOW int lim,words,incr,lenmov;
X
X lenmov=0;
X if (cnt<0)
X {
X incr = (-1); /* change */
X lim = (-cnt);
X }
X else if (cnt == 0)
X {
X incr = -1;
X lim = 0;
X }
X else
X {
X incr = 1;
X lim = cnt;
X }
X
X for (words=1; words<=lim; ++words)
X {
X if ((*(buff+curchr)==ENDLINE && incr>0) ||
X (*(buff+curchr-1)==BEGLINE && incr<0) )
X {
X if (curlin+incr==nxtlin || curlin+incr<1)
X break; /* at a buffer limit, so quit */
X dwnlin(incr); /* move up or down */
X lenmov += incr;
X if (cnt<0)
X endlin();
X continue; /* move to next word */
X }
X
X/* ok, first, skip over word characters */
X while (wrdchr(*(buff+curchr)))
X {
X if (*(buff+curchr-1)==BEGLINE && incr<=0)
X goto l100;
X else
X {
X curchr += incr;
X lenmov += incr;
X }
X }
X
X/* now skip over remaining non word chars */
X while (! wrdchr(*(buff+curchr)))
X {
X if ((*(buff+curchr)==ENDLINE && incr>0) || (*(buff+curchr-1)==BEGLINE &&
X incr<0))
X break;
X else
X {
X curchr += incr;
X lenmov += incr;
X }
X }
Xl100: ;
X }
X
X if (incr < 0) /* move cursor to beginning of word */
X while (wrdchr(*(buff+curchr-1)))
X {
X curchr += incr;
X lenmov += incr;
X }
X tvhdln();
X#ifdef SCR_BUF
X ttflush();
X#endif
X oldlen = lenmov ; savlen=(-1) ;
X }
X
X/* =============================>>> WRDCHR <<<============================= */
X int wrdchr(chr)
X char chr;
X { /* wrdchr - determine if a character is a "word" type character */
X
X if ((chr>='a' && chr <= 'z') || (chr >= 'A' && chr <= 'Z') ||
X (chr >= '0' && chr <= '9'))
X return (TRUE);
X else
X return (FALSE);
X }
SHAR_EOF
echo Extracting tvx_term.ic:
sed 's/^X//' >tvx_term.ic <<\SHAR_EOF
X/* ----------------- Various terminal definitions ---------------------- */
X/* ********************************************************************** */
X#ifdef IBMPC
X EXTERN int addx = 31; /* amount to add to get x */
X EXTERN int addy = 31; /* to get y */
X EXTERN char cxychr = 0; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = "IBM-PC"; /* a version to identify config */
X EXTERN char cxy1st = 'l'; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {18,0,0,0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {0,0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {0,0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {16,0,0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {14,0,0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {3,0,0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {1,0,0,0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {2,0,0,0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={0,0,0,0,0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={0,0,0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {20,0,0,0,0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {19,0,0,0,0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {3,0,0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {6,0,0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {4,0,0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {5,0,0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {11,0,0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {12,0,0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 0;
X EXTERN int ddline = 16;
X EXTERN int dscrl = 0;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 25; /* number of lines on screen */
X EXTERN int tvcols = 80; /* number of columns on screen */
X EXTERN int tvhardlines = 25; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 1; /* for possible use with a general version */
X
X#endif
X/* ********************************************************************** */
X#ifdef TERMCAP
X EXTERN int addx = 0; /* amount to add to get x */
X EXTERN int addy = 0; /* to get y */
X EXTERN char cxychr = 0; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = ":"; /* a version to identify config */
X EXTERN char cxy1st = 0; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {0,0,0,0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {0,0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {0,0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {0,0,0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {0,0,0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {0,0,0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {0,0,0,0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {0,0,0,0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={0,0,0,0,0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={0,0,0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {0,0,0,0,0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {0,0,0,0,0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {0,0,0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {0,0,0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {0,0,0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {0,0,0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {0,0,0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {0,0,0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 0;
X EXTERN int ddline = 12; /* unix really needs scroll window */
X EXTERN int dscrl = 6;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 0; /* number of lines on screen */
X EXTERN int tvcols = 0; /* number of columns on screen */
X EXTERN int tvhardlines = 0; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 0; /* for possible use with a general version */
X
X#endif
X/* ********************************************************************** */
X#ifdef VT100
X EXTERN int addx = 0; /* amount to add to get x */
X EXTERN int addy = 0; /* to get y */
X EXTERN char cxychr = 1; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = "VT-100"; /* a version to identify config */
X EXTERN char cxy1st = 'l'; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {27,'[',0,0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {';',0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {'H',0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {7,0,0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {0,0,0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {27,'M',0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {27,'[','K',0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {27,'[','J',0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={0,0,0,0,0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={0,0,0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {0,0,0,0,0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {0,0,0,0,0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {0,0,0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {0,0,0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {0,0,0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {0,0,0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {0,0,0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {0,0,0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 0;
X EXTERN int ddline = 16;
X EXTERN int dscrl = 0;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 24; /* number of lines on screen */
X EXTERN int tvcols = 80; /* number of columns on screen */
X EXTERN int tvhardlines = 24; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 0; /* for possible use with a general version */
X#endif
X/* ********************************************************************** */
X#ifdef ATARI520 /* like a 25 line VT-52! */
X EXTERN int addx = 31; /* amount to add to get x */
X EXTERN int addy = 31; /* to get y */
X EXTERN char cxychr = 0; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = "520ST"; /* a version to identify config */
X EXTERN char cxy1st = 'l'; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {27,'Y',0,0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {0,0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {0,0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {27,'p',0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {27,'q',0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {27,'I',0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {27,'w',27,'e',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {27,'v',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {27,'K',0,0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {27,'J',0,0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={27,'E',0,0,0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={27,'M',0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {0,'y','4',0,0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {0,'x','4',0,0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {27,'L',0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {27,'M',0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {27,'p',0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {27,'q',0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {27,'p',0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {27,'q',0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 0;
X EXTERN int ddline = 16;
X EXTERN int dscrl = 0;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 25; /* number of lines on screen */
X EXTERN int tvcols = 80; /* number of columns on screen */
X EXTERN int tvhardlines = 25; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 0; /* for possible use with a general version */
X#endif
X/* ********************************************************************** */
X/* ********************************************************************** */
X#ifdef H19
X EXTERN int addx = 31; /* amount to add to get x */
X EXTERN int addy = 31; /* to get y */
X EXTERN char cxychr = 0; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = "H19"; /* a version to identify config */
X EXTERN char cxy1st = 'l'; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {27,'Y',0,0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {0,0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {0,0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {27,'p',0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {27,'q',0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {27,'I',0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {27,'w',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {27,'v',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {27,'K',0,0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {27,'J',0,0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={27,'E',0,0,0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={27,'M',0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {27,'y','4',0,0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {27,'x','4',0,0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {27,'L',0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {27,'M',0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {27,'p',0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {27,'q',0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {27,'p',0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {27,'q',0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 0;
X EXTERN int ddline = 16;
X EXTERN int dscrl = 0;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 24; /* number of lines on screen */
X EXTERN int tvcols = 80; /* number of columns on screen */
X EXTERN int tvhardlines = 24; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 0; /* for possible use with a general version */
X#endif
X/* ********************************************************************** */
X#ifdef HP2621
X EXTERN int addx = -1; /* amount to add to get x */
X EXTERN int addy = -1; /* to get y */
X EXTERN char cxychr = 1; /* true if convert xy bin to ascii */
X EXTERN char cversn[12] = "HP2621x"; /* a version to identify config */
X EXTERN char cxy1st = 'l'; /* l if line first, c if column 1st */
X EXTERN char cxybeg[8] = {27,'&','a',0,0,0,0,0}; /* start xy control seq */
X EXTERN char cxymid[8] = {'y',0,0,0,0,0,0,0}; /* middle xy control seq */
X EXTERN char cxyend[8] = {'C',0,0,0,0,0,0,0}; /* end sequence */
X EXTERN char cerrbg[8] = {7,0,0,0,0,0,0,0}; /* string to print when errors start */
X EXTERN char cerred[8] = {0,0,0,0,0,0,0,0}; /* when errors done */
X EXTERN char ctopb[8] = {27,'L',0,0,0,0,0,0}; /* top blanks = reverse linefeed */
X EXTERN char cinit[20] = {27,'&','j','@',0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* start up sequence */
X EXTERN char cendit[20] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
X /* to end session */
X EXTERN char cbotb[8] = {10,0,0,0,0,0,0,0}; /* bottom blank line sequence */
X EXTERN char celin[8] = {27,'K',0,0,0,0,0,0}; /* erase to end of line */
X EXTERN char cescr[8] = {27,'J',0,0,0,0,0,0}; /* erase to end of screen */
X EXTERN char cclears[8]={27,'H',27,'J',0,0,0,0}; /* clear screen, home cusor */
X EXTERN char cdelchr[8]={27,'P',0,0,0,0,0,0}; /* delete char on screen */
X EXTERN char ccsrcm[8] = {27,'&','j','@',0,0,0,0}; /* set cursor to command mode */
X EXTERN char ccsrin[8] = {27,'&','j','B',0,0,0,0}; /* set cursor to insert mode */
X EXTERN char ciline[8] = {27,'L',0,0,0,0,0,0}; /* insert a line */
X EXTERN char ckline[8] = {27,'M',0,0,0,0,0,0}; /* kill a line */
X EXTERN char cundlb[8] = {0,'p',0,0,0,0,0,0}; /* turn on underline */
X EXTERN char cundle[8] = {0,'q',0,0,0,0,0,0}; /* turn off underline */
X EXTERN char cboldb[8] = {0,'p',0,0,0,0,0,0}; /* start bold */
X EXTERN char cbolde[8] = {0,'q',0,0,0,0,0,0}; /* end bold */
X
X EXTERN int dsp_mem = 1;
X EXTERN int ddline = 12;
X EXTERN int dscrl = 6;
X EXTERN int dxcase = 0;
X#ifdef USECTRLZ
X EXTERN int usecz = 1;
X#else
X EXTERN int usecz = 0;
X#endif
X EXTERN int autoin = 0; /* TRUE if auto indent, FALSE otherwise */
X EXTERN int logdef = 0; /* backup log file by default 0->no, 1-> yes */
X EXTERN char delkey = 8;
X EXTERN int tvlins = 24; /* number of lines on screen */
X EXTERN int tvcols = 79; /* number of columns on screen */
X EXTERN int tvhardlines = 24; /* real number of lines */
X EXTERN int tvx = 0; /* current x cursor position */
X EXTERN int tvy = 0; /* current y cursor position */
X EXTERN int tvdlin = 0; /* the "active" display line */
X EXTERN int dsplin = 0; /* the default display line */
X EXTERN int tabspc = 8; /* spacing for tabs */
X EXTERN int leftmg = 0; /* left margin of display */
X EXTERN int wraplm = 0; /* auto wrap? */
X EXTERN int isibmpc = 0; /* for possible use with a general version */
X#endif
X/* ********************************************************************** */
SHAR_EOF
echo ALL DONE!
exit 0
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