20 static int	hislen = 0;		// actual length of history tables  variable
28     return hislen;  in get_hislen()
130     if (newlen != hislen)			// history length changed  in init_history()
141 			newlen = hislen;  in init_history()
160 		else if (newlen > hislen)	// array becomes bigger  in init_history()
165 		    for ( ; i <= newlen - (hislen - hisidx[type]); ++i)  in init_history()
167 		    for ( ; j < hislen; ++i, ++j)  in init_history()
180 			    j = hislen - 1;  in init_history()
190 	hislen = newlen;  in init_history()
240 	    i = hislen - 1;  in in_history()
248 	    if (++i >= hislen)  in in_history()
304     if (hislen == 0)		// no history  in add_to_history()
323 		hisidx[HIST_SEARCH] = hislen - 1;  in add_to_history()
329 	if (++hisidx[histype] == hislen)  in add_to_history()
357     if (hislen == 0 || histype < 0 || histype >= HIST_COUNT  in get_history_idx()
377     if (hislen == 0 || histype < 0 || histype >= HIST_COUNT  in calc_hist_idx()
389 		i += hislen;  in calc_hist_idx()
395     else if (-num <= hislen)  in calc_hist_idx()
399 	    i += hislen;  in calc_hist_idx()
430     if (hislen != 0 && histype >= 0 && histype < HIST_COUNT)  in clr_history()
433 	for (i = hislen; i--;)  in clr_history()
462     if (hislen != 0  in del_history_entry()
490 		    last += hislen;  in del_history_entry()
493 		i += hislen;  in del_history_entry()
524 	j = (i + 1) % hislen;  in del_history_idx()
530 	i += hislen;  in del_history_idx()
702     if (hislen == 0)  in ex_history()
753 	    j = (-j > hislen) ? 0 : hist[(hislen+j+idx+1) % hislen].hisnum;  in ex_history()
755 	    k = (-k > hislen) ? 0 : hist[(hislen+k+idx+1) % hislen].hisnum;  in ex_history()
759 		if (i == hislen)  in ex_history()