78 static int hist_cur = -1;  variable
92 	hist_cur = -1;  in hist_init()
119 	if (hist_cur < 0)  in hist_prev()
122 	old_cur = hist_cur;  in hist_prev()
123 	if (--hist_cur < 0)  in hist_prev()
124 		hist_cur = hist_max;  in hist_prev()
126 	if (hist_cur == hist_add_idx) {  in hist_prev()
127 		hist_cur = old_cur;  in hist_prev()
130 		ret = hist_list[hist_cur];  in hist_prev()
140 	if (hist_cur < 0)  in hist_next()
143 	if (hist_cur == hist_add_idx)  in hist_next()
146 	if (++hist_cur > hist_max)  in hist_next()
147 		hist_cur = 0;  in hist_next()
149 	if (hist_cur == hist_add_idx)  in hist_next()
152 		ret = hist_list[hist_cur];  in hist_next()
501 	hist_cur = hist_add_idx;  in cread_line()