mirror of
https://github.com/irssi/irssi.git
synced 2024-06-23 06:35:36 +00:00
minor speedups and signal removing fixes
git-svn-id: http://svn.irssi.org/repos/irssi/trunk@1747 dbcabf3a-b0e7-0310-adc4-f8d773084564
This commit is contained in:
Timo Sirainen
cras
parent
78b1e8d9d6
commit
f584c1013c
|
|
@ -26,9 +26,9 @@
|
|||
|
||||
typedef struct {
|
||||
int id; /* signal id */
|
||||
int refcount;
|
||||
|
||||
int emitting; /* signal is being emitted */
|
||||
int altered; /* some signal functions are marked as NULL */
|
||||
int stop_emit; /* this signal was stopped */
|
||||
|
||||
GPtrArray *modulelist[SIGNAL_LISTS]; /* list of what signals belong
|
||||
|
|
@ -43,6 +43,37 @@ static GMemChunk *signals_chunk;
|
|||
static GHashTable *signals;
|
||||
static SIGNAL_REC *current_emitted_signal;
|
||||
|
||||
#define signal_ref(signal) ++(signal)->refcount
|
||||
#define signal_unref(rec) (signal_unref_full(rec, TRUE))
|
||||
|
||||
static int signal_unref_full(SIGNAL_REC *rec, int remove_hash)
|
||||
{
|
||||
if (rec->refcount == 0) {
|
||||
g_error("signal_unref(%s) : BUG - reference counter == 0",
|
||||
signal_get_id_str(rec->id));
|
||||
}
|
||||
|
||||
if (--rec->refcount != 0)
|
||||
return FALSE;
|
||||
|
||||
/* remove whole signal from memory */
|
||||
if (!signal_is_emitlist_empty(rec)) {
|
||||
g_error("signal_unref(%s) : BUG - emitlist wasn't empty",
|
||||
signal_get_id_str(rec->id));
|
||||
}
|
||||
|
||||
if (remove_hash)
|
||||
g_hash_table_remove(signals, GINT_TO_POINTER(rec->id));
|
||||
g_mem_chunk_free(signals_chunk, rec);
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void signal_unref_count(SIGNAL_REC *rec, int count)
|
||||
{
|
||||
while (count-- > 0)
|
||||
signal_unref(rec);
|
||||
}
|
||||
|
||||
void signal_add_to(const char *module, int pos,
|
||||
const char *signal, SIGNAL_FUNC func)
|
||||
{
|
||||
|
|
@ -64,7 +95,7 @@ void signal_add_to_id(const char *module, int pos,
|
|||
rec = g_hash_table_lookup(signals, GINT_TO_POINTER(signal_id));
|
||||
if (rec == NULL) {
|
||||
rec = g_mem_chunk_alloc0(signals_chunk);
|
||||
rec->id = signal_id;
|
||||
rec->id = signal_id;
|
||||
g_hash_table_insert(signals, GINT_TO_POINTER(signal_id), rec);
|
||||
}
|
||||
|
||||
|
|
@ -75,14 +106,8 @@ void signal_add_to_id(const char *module, int pos,
|
|||
|
||||
g_ptr_array_add(rec->siglist[pos], (void *) func);
|
||||
g_ptr_array_add(rec->modulelist[pos], (void *) module);
|
||||
}
|
||||
|
||||
/* Destroy the whole signal */
|
||||
static void signal_destroy(SIGNAL_REC *rec)
|
||||
{
|
||||
/* remove whole signal from memory */
|
||||
g_hash_table_remove(signals, GINT_TO_POINTER(rec->id));
|
||||
g_mem_chunk_free(signals_chunk, rec);
|
||||
signal_ref(rec);
|
||||
}
|
||||
|
||||
static int signal_list_find(GPtrArray *array, void *data)
|
||||
|
|
@ -105,21 +130,16 @@ static void signal_list_free(SIGNAL_REC *rec, int list)
|
|||
rec->modulelist[list] = NULL;
|
||||
}
|
||||
|
||||
/* Returns TRUE if the whole signal is removed after this remove */
|
||||
static void signal_remove_from_list(SIGNAL_REC *rec, int list, int index)
|
||||
{
|
||||
if (rec->emitting) {
|
||||
g_ptr_array_index(rec->siglist[list], index) = NULL;
|
||||
rec->altered = TRUE;
|
||||
} else {
|
||||
g_ptr_array_remove_index(rec->siglist[list], index);
|
||||
g_ptr_array_remove_index(rec->modulelist[list], index);
|
||||
g_ptr_array_remove_index(rec->siglist[list], index);
|
||||
g_ptr_array_remove_index(rec->modulelist[list], index);
|
||||
|
||||
if (rec->siglist[list]->len == 0)
|
||||
signal_list_free(rec, list);
|
||||
if (rec->siglist[list]->len == 0)
|
||||
signal_list_free(rec, list);
|
||||
|
||||
if (signal_is_emitlist_empty(rec))
|
||||
signal_destroy(rec);
|
||||
}
|
||||
signal_unref(rec);
|
||||
}
|
||||
|
||||
/* Remove signal from emit lists */
|
||||
|
|
@ -162,40 +182,22 @@ void signal_remove(const char *signal, SIGNAL_FUNC func)
|
|||
signal_remove_id(signal_get_uniq_id(signal), func);
|
||||
}
|
||||
|
||||
/* Remove all NULL functions from signal list */
|
||||
static void signal_list_clean(SIGNAL_REC *rec)
|
||||
{
|
||||
int n, index;
|
||||
|
||||
for (n = 0; n < SIGNAL_LISTS; n++) {
|
||||
if (rec->siglist[n] == NULL)
|
||||
continue;
|
||||
|
||||
for (index = rec->siglist[n]->len-1; index >= 0; index--) {
|
||||
if (g_ptr_array_index(rec->siglist[n], index) == NULL) {
|
||||
g_ptr_array_remove_index(rec->siglist[n], index);
|
||||
g_ptr_array_remove_index(rec->modulelist[n], index);
|
||||
}
|
||||
}
|
||||
|
||||
if (rec->siglist[n]->len == 0)
|
||||
signal_list_free(rec, n);
|
||||
}
|
||||
|
||||
if (signal_is_emitlist_empty(rec))
|
||||
signal_destroy(rec);
|
||||
}
|
||||
|
||||
static int signal_emit_real(SIGNAL_REC *rec, gconstpointer *arglist)
|
||||
static int signal_emit_real(SIGNAL_REC *rec, int params, va_list va)
|
||||
{
|
||||
gconstpointer arglist[SIGNAL_MAX_ARGUMENTS];
|
||||
SIGNAL_REC *prev_emitted_signal;
|
||||
SIGNAL_FUNC func;
|
||||
int n, index, stopped, stop_emit_count;
|
||||
|
||||
for (n = 0; n < SIGNAL_MAX_ARGUMENTS; n++)
|
||||
arglist[n] = n >= params ? NULL : va_arg(va, gconstpointer);
|
||||
|
||||
/* signal_stop_by_name("signal"); signal_emit("signal", ...);
|
||||
fails if we compare rec->stop_emit against 0. */
|
||||
stop_emit_count = rec->stop_emit;
|
||||
|
||||
signal_ref(rec);
|
||||
|
||||
stopped = FALSE;
|
||||
rec->emitting++;
|
||||
for (n = 0; n < SIGNAL_LISTS; n++) {
|
||||
|
|
@ -206,15 +208,13 @@ static int signal_emit_real(SIGNAL_REC *rec, gconstpointer *arglist)
|
|||
for (index = rec->siglist[n]->len-1; index >= 0; index--) {
|
||||
func = (SIGNAL_FUNC) g_ptr_array_index(rec->siglist[n], index);
|
||||
|
||||
if (func != NULL) {
|
||||
prev_emitted_signal = current_emitted_signal;
|
||||
current_emitted_signal = rec;
|
||||
prev_emitted_signal = current_emitted_signal;
|
||||
current_emitted_signal = rec;
|
||||
#if SIGNAL_MAX_ARGUMENTS != 6
|
||||
# error SIGNAL_MAX_ARGS changed - update code
|
||||
# error SIGNAL_MAX_ARGUMENTS changed - update code
|
||||
#endif
|
||||
func(arglist[0], arglist[1], arglist[2], arglist[3], arglist[4], arglist[5]);
|
||||
current_emitted_signal = prev_emitted_signal;
|
||||
}
|
||||
func(arglist[0], arglist[1], arglist[2], arglist[3], arglist[4], arglist[5]);
|
||||
current_emitted_signal = prev_emitted_signal;
|
||||
|
||||
if (rec->stop_emit != stop_emit_count) {
|
||||
stopped = TRUE;
|
||||
|
|
@ -231,60 +231,48 @@ static int signal_emit_real(SIGNAL_REC *rec, gconstpointer *arglist)
|
|||
/* signal_stop() used too many times */
|
||||
rec->stop_emit = 0;
|
||||
}
|
||||
if (rec->altered) {
|
||||
signal_list_clean(rec);
|
||||
rec->altered = FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
signal_unref(rec);
|
||||
return stopped;
|
||||
}
|
||||
|
||||
static int signal_emitv_id(int signal_id, int params, va_list va)
|
||||
{
|
||||
gconstpointer arglist[SIGNAL_MAX_ARGUMENTS];
|
||||
SIGNAL_REC *rec;
|
||||
int n;
|
||||
|
||||
g_return_val_if_fail(signal_id >= 0, FALSE);
|
||||
g_return_val_if_fail(params >= 0 && params <= SIGNAL_MAX_ARGUMENTS, FALSE);
|
||||
|
||||
for (n = 0; n < SIGNAL_MAX_ARGUMENTS; n++)
|
||||
arglist[n] = n >= params ? NULL : va_arg(va, gconstpointer);
|
||||
|
||||
rec = g_hash_table_lookup(signals, GINT_TO_POINTER(signal_id));
|
||||
if (rec != NULL && signal_emit_real(rec, arglist))
|
||||
return TRUE;
|
||||
|
||||
return rec != NULL;
|
||||
}
|
||||
|
||||
int signal_emit(const char *signal, int params, ...)
|
||||
{
|
||||
SIGNAL_REC *rec;
|
||||
va_list va;
|
||||
int signal_id, ret;
|
||||
int signal_id;
|
||||
|
||||
g_return_val_if_fail(params >= 0 && params <= SIGNAL_MAX_ARGUMENTS, FALSE);
|
||||
|
||||
/* get arguments */
|
||||
signal_id = signal_get_uniq_id(signal);
|
||||
|
||||
va_start(va, params);
|
||||
ret = signal_emitv_id(signal_id, params, va);
|
||||
va_end(va);
|
||||
rec = g_hash_table_lookup(signals, GINT_TO_POINTER(signal_id));
|
||||
if (rec != NULL) {
|
||||
va_start(va, params);
|
||||
signal_emit_real(rec, params, va);
|
||||
va_end(va);
|
||||
}
|
||||
|
||||
return ret;
|
||||
return rec != NULL;
|
||||
}
|
||||
|
||||
int signal_emit_id(int signal_id, int params, ...)
|
||||
{
|
||||
SIGNAL_REC *rec;
|
||||
va_list va;
|
||||
int ret;
|
||||
|
||||
/* get arguments */
|
||||
va_start(va, params);
|
||||
ret = signal_emitv_id(signal_id, params, va);
|
||||
va_end(va);
|
||||
g_return_val_if_fail(signal_id >= 0, FALSE);
|
||||
g_return_val_if_fail(params >= 0 && params <= SIGNAL_MAX_ARGUMENTS, FALSE);
|
||||
|
||||
return ret;
|
||||
rec = g_hash_table_lookup(signals, GINT_TO_POINTER(signal_id));
|
||||
if (rec != NULL) {
|
||||
va_start(va, params);
|
||||
signal_emit_real(rec, params, va);
|
||||
va_end(va);
|
||||
}
|
||||
|
||||
return rec != NULL;
|
||||
}
|
||||
|
||||
/* stop the current ongoing signal emission */
|
||||
|
|
@ -343,26 +331,37 @@ int signal_is_stopped(int signal_id)
|
|||
static void signal_remove_module(void *signal, SIGNAL_REC *rec,
|
||||
const char *module)
|
||||
{
|
||||
unsigned int index;
|
||||
unsigned int index;
|
||||
int list;
|
||||
|
||||
for (list = 0; list < SIGNAL_LISTS; list++) {
|
||||
if (rec->modulelist[list] == NULL)
|
||||
continue;
|
||||
|
||||
for (index = 0; index < rec->modulelist[list]->len; index++) {
|
||||
if (g_strcasecmp(g_ptr_array_index(rec->modulelist[list], index), module) == 0)
|
||||
signal_remove_from_list(rec, list, index);
|
||||
}
|
||||
for (index = rec->modulelist[list]->len; index > 0; index--)
|
||||
if (g_strcasecmp(g_ptr_array_index(rec->modulelist[list], index-1), module) == 0)
|
||||
signal_remove_from_list(rec, list, index-1);
|
||||
}
|
||||
}
|
||||
|
||||
static void signal_foreach_ref(void *signal, SIGNAL_REC *rec)
|
||||
{
|
||||
signal_ref(rec);
|
||||
}
|
||||
|
||||
static int signal_foreach_unref(void *signal, SIGNAL_REC *rec)
|
||||
{
|
||||
return signal_unref_full(rec, FALSE);
|
||||
}
|
||||
|
||||
/* remove all signals that belong to `module' */
|
||||
void signals_remove_module(const char *module)
|
||||
{
|
||||
g_return_if_fail(module != NULL);
|
||||
|
||||
g_hash_table_foreach(signals, (GHFunc) signal_foreach_ref, NULL);
|
||||
g_hash_table_foreach(signals, (GHFunc) signal_remove_module, (void *) module);
|
||||
g_hash_table_foreach_remove(signals, (GHRFunc) signal_foreach_unref, NULL);
|
||||
}
|
||||
|
||||
void signals_init(void)
|
||||
|
|
@ -376,15 +375,19 @@ static void signal_free(void *key, SIGNAL_REC *rec)
|
|||
{
|
||||
int n;
|
||||
|
||||
signal_ref(rec);
|
||||
|
||||
for (n = 0; n < SIGNAL_LISTS; n++) {
|
||||
if (rec->siglist[n] != NULL) {
|
||||
g_ptr_array_free(rec->siglist[n], TRUE);
|
||||
g_ptr_array_free(rec->modulelist[n], TRUE);
|
||||
signal_unref_count(rec, rec->siglist[n]->len);
|
||||
signal_list_free(rec, n);
|
||||
}
|
||||
}
|
||||
|
||||
g_mem_chunk_free(signals_chunk, rec);
|
||||
current_emitted_signal = NULL;
|
||||
if (!signal_unref_full(rec, FALSE)) {
|
||||
g_error("signal_free(%s) : BUG - signal still has %d references",
|
||||
signal_get_id_str(rec->id), rec->refcount);
|
||||
}
|
||||
}
|
||||
|
||||
void signals_deinit(void)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user