195 clear_hist_entry(histentry_T *hisptr)  in clear_hist_entry()  argument
197     hisptr->hisnum = 0;  in clear_hist_entry()
198     hisptr->viminfo = FALSE;  in clear_hist_entry()
199     hisptr->hisstr = NULL;  in clear_hist_entry()
200     hisptr->time_set = 0;  in clear_hist_entry()
301     histentry_T	*hisptr;  in add_to_history()  local
318 	    hisptr = &history[HIST_SEARCH][hisidx[HIST_SEARCH]];  in add_to_history()
319 	    vim_free(hisptr->hisstr);  in add_to_history()
320 	    clear_hist_entry(hisptr);  in add_to_history()
331 	hisptr = &history[histype][hisidx[histype]];  in add_to_history()
332 	vim_free(hisptr->hisstr);  in add_to_history()
336 	hisptr->hisstr = vim_strnsave(new_entry, len + 2);  in add_to_history()
337 	if (hisptr->hisstr != NULL)  in add_to_history()
338 	    hisptr->hisstr[len + 1] = sep;  in add_to_history()
340 	hisptr->hisnum = ++hisnum[histype];  in add_to_history()
341 	hisptr->viminfo = FALSE;  in add_to_history()
342 	hisptr->time_set = vim_time();  in add_to_history()
428     histentry_T	*hisptr;  in clr_history()  local
432 	hisptr = history[histype];  in clr_history()
435 	    vim_free(hisptr->hisstr);  in clr_history()
436 	    clear_hist_entry(hisptr);  in clr_history()
437 	    hisptr++;  in clr_history()
454     histentry_T	*hisptr;  in del_history_entry()  local
473 	    hisptr = &history[histype][i];  in del_history_entry()
474 	    if (hisptr->hisstr == NULL)  in del_history_entry()
476 	    if (vim_regexec(&regmatch, hisptr->hisstr, (colnr_T)0))  in del_history_entry()
479 		vim_free(hisptr->hisstr);  in del_history_entry()
480 		clear_hist_entry(hisptr);  in del_history_entry()
486 		    history[histype][last] = *hisptr;  in del_history_entry()
487 		    clear_hist_entry(hisptr);  in del_history_entry()