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lib/tty/key.c: (SelectList): rename to select_t and refactor using GSList.

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Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
This commit is contained in:
Andrew Borodin 2019-04-09 13:56:57 +03:00
parent 870c1db722
commit c6f269a2c3
1 changed files with 48 additions and 60 deletions
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108
lib/tty/key.c
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@ -252,13 +252,12 @@ typedef struct
} key_define_t;
/* File descriptor monitoring add/remove routines */
typedef struct SelectList
typedef struct
{
int fd;
select_fn callback;
void *info;
struct SelectList *next;
} SelectList;
} select_t;
typedef enum KeySortType
{
@ -522,7 +521,7 @@ static key_def *keys = NULL;
static int input_fd;
static int disabled_channels = 0; /* Disable channels checking */
static SelectList *select_list = NULL;
static GSList *select_list = NULL;
static int seq_buffer[SEQ_BUFFER_LEN];
static int *seq_append = NULL;
@ -548,9 +547,32 @@ static const size_t key_conv_tab_size = G_N_ELEMENTS (key_name_conv_tab) - 1;
static const key_code_name_t *key_conv_tab_sorted[G_N_ELEMENTS (key_name_conv_tab) - 1];
/* --------------------------------------------------------------------------------------------- */
/*** file scope functions ************************************************************************/
/* --------------------------------------------------------------------------------------------- */
static int
select_cmp_by_fd_set (gconstpointer a, gconstpointer b)
{
const select_t *s = (const select_t *) a;
const fd_set *f = (const fd_set *) b;
return (FD_ISSET (s->fd, f) ? 0 : 1);
}
/* --------------------------------------------------------------------------------------------- */
static int
select_cmp_by_fd (gconstpointer a, gconstpointer b)
{
const select_t *s = (const select_t *) a;
const int fd = GPOINTER_TO_INT (b);
return (s->fd == fd ? 0 : 1);
}
/* --------------------------------------------------------------------------------------------- */
static int
add_selects (fd_set * select_set)
{
@ -558,10 +580,12 @@ add_selects (fd_set * select_set)
if (disabled_channels == 0)
{
SelectList *p;
GSList *s;
for (p = select_list; p != NULL; p = p->next)
for (s = select_list; s != NULL; s = g_slist_next (s))
{
select_t *p = (select_t *) s->data;
FD_SET (p->fd, select_set);
if (p->fd > top_fd)
top_fd = p->fd;
@ -576,25 +600,18 @@ add_selects (fd_set * select_set)
static void
check_selects (fd_set * select_set)
{
if (disabled_channels == 0)
while (disabled_channels == 0)
{
gboolean retry;
GSList *s;
select_t *p;
do
{
SelectList *p;
retry = FALSE;
for (p = select_list; p; p = p->next)
if (FD_ISSET (p->fd, select_set))
{
FD_CLR (p->fd, select_set);
(*p->callback) (p->fd, p->info);
retry = TRUE;
s = g_slist_find_custom (select_list, select_set, select_cmp_by_fd_set);
if (s == NULL)
break;
}
}
while (retry);
p = (select_t *) s->data;
FD_CLR (p->fd, select_set);
p->callback (p->fd, p->info);
}
}
@ -1193,18 +1210,6 @@ k_dispose (key_def * k)
/* --------------------------------------------------------------------------------------------- */
static void
s_dispose (SelectList * sel)
{
if (sel != NULL)
{
s_dispose (sel->next);
g_free (sel);
}
}
/* --------------------------------------------------------------------------------------------- */
static int
key_code_comparator_by_name (const void *p1, const void *p2)
{
@ -1385,7 +1390,7 @@ void
done_key (void)
{
k_dispose (keys);
s_dispose (select_list);
g_slist_free_full (select_list, g_free);
#ifdef HAVE_TEXTMODE_X11_SUPPORT
if (x11_display)
@ -1398,14 +1403,14 @@ done_key (void)
void
add_select_channel (int fd, select_fn callback, void *info)
{
SelectList *new;
select_t *new;
new = g_new (SelectList, 1);
new = g_new (select_t, 1);
new->fd = fd;
new->callback = callback;
new->info = info;
new->next = select_list;
select_list = new;
select_list = g_slist_prepend (select_list, new);
}
/* --------------------------------------------------------------------------------------------- */
@ -1413,28 +1418,11 @@ add_select_channel (int fd, select_fn callback, void *info)
void
delete_select_channel (int fd)
{
SelectList *p = select_list;
SelectList *p_prev = NULL;
SelectList *p_next;
GSList *p;
while (p != NULL)
if (p->fd == fd)
{
p_next = p->next;
if (p_prev != NULL)
p_prev->next = p_next;
else
select_list = p_next;
g_free (p);
p = p_next;
}
else
{
p_prev = p;
p = p->next;
}
p = g_slist_find_custom (select_list, GINT_TO_POINTER (fd), select_cmp_by_fd);
if (p != NULL)
select_list = g_slist_delete_link (select_list, p);
}
/* --------------------------------------------------------------------------------------------- */