/*
* Decrement reference count on a dreg entry. If ref count goes to
* zero, don't free it, but put it on the unused list so we
* can evict it if necessary. Put on head of unused list.
*/
void dreg_decr_refcount(dreg_entry * d)
{
void *buf;
aint_t bufint;
assert(d->refcount > 0);
d->refcount--;
if (d->refcount == 0) {
if(viadev_use_dreg_cache) {
DREG_ADD_TO_UNUSED_LIST(d);
} else {
bufint = d->pagenum << DREG_PAGEBITS;
buf = (void *) bufint;
d->is_valid = 0;
if (deregister_memory(d->memhandle)) {
error_abort_all(IBV_RETURN_ERR, "deregister fails\n");
}
d->memhandle = NULL;
dreg_remove (d);
DREG_ADD_TO_FREE_LIST(d);
}
}
T_PRINT("decr_refcount: entry " AINT_FORMAT
" refcount" AINT_FORMAT " memhandle" AINT_FORMAT,
(aint_t) d, (aint_t) d->refcount, (aint_t) d->memhandle);
}
void print_line_on_shell(t_shprop *shell, char *line)
{
t_term *term;
char to_print;
int i;
term = shell->term;
i = 0;
while (line[i])
{
to_print = line[i];
if (ft_isprint(to_print))
{
ft_putchar_fd(to_print, shell->term->fd);
shell->curs_pos = (int)shell->input_len;
}
i++;
}
if ((shell->curs_pos + shell->prompt_len)
% shell->term->ws.ws_col == 0)
{
T_PRINT(" ");
key_move_left(shell);
key_move_right(shell);
}
}
void add_char_input(t_shprop *shell, int key)
{
t_term *term;
term = shell->term;
if (ft_isprint(key))
{
ft_putchar_fd(key, term->fd);
shell->input_len++;
cur_pos_char_insert(shell, key);
if (shell->hist && !shell->hist->prev)
ft_str_renew(&(shell->hist)->line, ft_strdup(shell->input));
shell->curs_pos++;
if (shell->curs_pos >= (int)shell->input_len)
if ((shell->curs_pos + shell->prompt_len) % term->ws.ws_col
== 0)
{
T_PRINT(" ");
key_move_left(shell);
key_move_right(shell);
}
if (shell->input_len + shell->prompt_len > term->ws.ws_col
&& shell->curs_pos < (int)shell->input_len)
fill_lines(shell);
}
}
dreg_entry *dreg_get()
{
dreg_entry *d;
DREG_GET_FROM_FREE_LIST(d);
if (d != NULL) {
d->refcount = 0;
d->next_unused = NULL;
d->prev_unused = NULL;
d->next = NULL;
} else {
T_PRINT("dreg_get: no free dreg entries");
}
return (d);
}
