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-rw-r--r--liblogdiag/ld-library.c71
-rw-r--r--liblogdiag/ld-library.h3
-rw-r--r--liblogdiag/ld-symbol-category.c82
-rw-r--r--liblogdiag/ld-symbol-category.h4
4 files changed, 122 insertions, 38 deletions
diff --git a/liblogdiag/ld-library.c b/liblogdiag/ld-library.c
index 8f07720..4d5d3e6 100644
--- a/liblogdiag/ld-library.c
+++ b/liblogdiag/ld-library.c
@@ -50,6 +50,8 @@ static gboolean foreach_dir (const gchar *path,
gpointer userdata, GError **error);
static gboolean ld_library_load_cb
(const gchar *base, const gchar *filename, gpointer userdata);
+static void on_category_notify_name (LdSymbolCategory *category,
+ GParamSpec *pspec, gpointer user_data);
G_DEFINE_TYPE (LdLibrary, ld_library, G_TYPE_OBJECT);
@@ -87,6 +89,14 @@ ld_library_init (LdLibrary *self)
}
static void
+uninstall_category_cb (LdSymbolCategory *category, LdLibrary *self)
+{
+ g_signal_handlers_disconnect_by_func (category,
+ on_category_notify_name, self);
+ g_object_unref (category);
+}
+
+static void
ld_library_finalize (GObject *gobject)
{
LdLibrary *self;
@@ -95,7 +105,7 @@ ld_library_finalize (GObject *gobject)
g_object_unref (self->priv->lua);
- g_slist_foreach (self->priv->children, (GFunc) g_object_unref, NULL);
+ g_slist_foreach (self->priv->children, (GFunc) uninstall_category_cb, self);
g_slist_free (self->priv->children);
/* Chain up to the parent class. */
@@ -238,29 +248,12 @@ load_category_cb (const gchar *base, const gchar *filename, gpointer userdata)
static void
load_category_symbol_cb (LdSymbol *symbol, gpointer user_data)
{
- const gchar *name;
LdSymbolCategory *cat;
- const GSList *symbols, *iter;
g_return_if_fail (LD_IS_SYMBOL (symbol));
g_return_if_fail (LD_IS_SYMBOL_CATEGORY (user_data));
cat = LD_SYMBOL_CATEGORY (user_data);
- name = ld_symbol_get_name (symbol);
-
- /* Check for name collisions with other symbols. */
- /* XXX: This check should probably be in _insert_symbol() and _category().
- * And the warning should show the full path. */
- symbols = ld_symbol_category_get_symbols (cat);
- for (iter = symbols; iter; iter = iter->next)
- {
- if (!strcmp (name, ld_symbol_get_name (LD_SYMBOL (iter->data))))
- {
- g_warning ("attempted to insert multiple `%s' symbols into"
- " category `%s'", name, ld_symbol_category_get_name (cat));
- return;
- }
- }
ld_symbol_category_insert_symbol (cat, symbol, -1);
}
@@ -473,7 +466,7 @@ ld_library_clear (LdLibrary *self)
{
g_return_if_fail (LD_IS_LIBRARY (self));
- g_slist_foreach (self->priv->children, (GFunc) g_object_unref, NULL);
+ g_slist_foreach (self->priv->children, (GFunc) uninstall_category_cb, self);
g_slist_free (self->priv->children);
self->priv->children = NULL;
@@ -481,6 +474,14 @@ ld_library_clear (LdLibrary *self)
LD_LIBRARY_GET_CLASS (self)->changed_signal, 0);
}
+static void
+on_category_notify_name (LdSymbolCategory *category,
+ GParamSpec *pspec, gpointer user_data)
+{
+ /* XXX: We could disown the category if a name collision has occured. */
+ g_warning ("name of a library category has changed");
+}
+
/**
* ld_library_insert_category:
* @self: an #LdLibrary object.
@@ -489,16 +490,36 @@ ld_library_clear (LdLibrary *self)
* Negative values will append to the end of list.
*
* Insert a child category into the library.
+ *
+ * Return value: %TRUE if successful (no name collisions).
*/
-void
+gboolean
ld_library_insert_category (LdLibrary *self,
LdSymbolCategory *category, gint pos)
{
- g_return_if_fail (LD_IS_LIBRARY (self));
- g_return_if_fail (LD_IS_SYMBOL_CATEGORY (category));
+ const gchar *name;
+ const GSList *iter;
- g_object_ref (category);
+ g_return_val_if_fail (LD_IS_LIBRARY (self), FALSE);
+ g_return_val_if_fail (LD_IS_SYMBOL_CATEGORY (category), FALSE);
+
+ /* Check for name collisions. */
+ name = ld_symbol_category_get_name (category);
+ for (iter = self->priv->children; iter; iter = iter->next)
+ {
+ if (!strcmp (name, ld_symbol_category_get_name (iter->data)))
+ {
+ g_warning ("attempted to insert multiple `%s' categories into"
+ " library", name);
+ return FALSE;
+ }
+ }
+
+ g_signal_connect (category, "notify::name",
+ G_CALLBACK (on_category_notify_name), self);
self->priv->children = g_slist_insert (self->priv->children, category, pos);
+ g_object_ref (category);
+ return TRUE;
}
/**
@@ -516,8 +537,10 @@ ld_library_remove_category (LdLibrary *self, LdSymbolCategory *category)
if (g_slist_find (self->priv->children, category))
{
- g_object_unref (category);
+ g_signal_handlers_disconnect_by_func (category,
+ on_category_notify_name, self);
self->priv->children = g_slist_remove (self->priv->children, category);
+ g_object_unref (category);
}
}
diff --git a/liblogdiag/ld-library.h b/liblogdiag/ld-library.h
index dd05efa..7521492 100644
--- a/liblogdiag/ld-library.h
+++ b/liblogdiag/ld-library.h
@@ -62,7 +62,8 @@ gboolean ld_library_load (LdLibrary *self, const gchar *directory);
LdSymbol *ld_library_find_symbol (LdLibrary *self, const gchar *identifier);
void ld_library_clear (LdLibrary *self);
-void ld_library_insert_category (LdLibrary *self,
+/* FIXME: This duplicates a part of LdSymbolCategory. */
+gboolean ld_library_insert_category (LdLibrary *self,
LdSymbolCategory *category, gint pos);
void ld_library_remove_category (LdLibrary *self,
LdSymbolCategory *category);
diff --git a/liblogdiag/ld-symbol-category.c b/liblogdiag/ld-symbol-category.c
index 4c35c4c..52763e2 100644
--- a/liblogdiag/ld-symbol-category.c
+++ b/liblogdiag/ld-symbol-category.c
@@ -50,6 +50,9 @@ static void ld_symbol_category_set_property (GObject *object, guint property_id,
const GValue *value, GParamSpec *pspec);
static void ld_symbol_category_finalize (GObject *gobject);
+static void on_category_notify_name (LdSymbolCategory *category,
+ GParamSpec *pspec, gpointer user_data);
+
G_DEFINE_TYPE (LdSymbolCategory, ld_symbol_category, G_TYPE_OBJECT);
@@ -151,6 +154,14 @@ ld_symbol_category_set_property (GObject *object, guint property_id,
}
static void
+uninstall_category_cb (LdSymbolCategory *category, LdSymbolCategory *self)
+{
+ g_signal_handlers_disconnect_by_func (category,
+ on_category_notify_name, self);
+ g_object_unref (category);
+}
+
+static void
ld_symbol_category_finalize (GObject *gobject)
{
LdSymbolCategory *self;
@@ -167,7 +178,8 @@ ld_symbol_category_finalize (GObject *gobject)
g_slist_foreach (self->priv->symbols, (GFunc) g_object_unref, NULL);
g_slist_free (self->priv->symbols);
- g_slist_foreach (self->priv->subcategories, (GFunc) g_object_unref, NULL);
+ g_slist_foreach (self->priv->subcategories,
+ (GFunc) uninstall_category_cb, self);
g_slist_free (self->priv->subcategories);
/* Chain up to the parent class. */
@@ -298,17 +310,35 @@ ld_symbol_category_get_image_path (LdSymbolCategory *self)
* @pos: the position at which the symbol will be inserted.
* Negative values will append to the end of list.
*
- * Insert a symbol into the category. Doesn't check for duplicates.
+ * Insert a symbol into the category.
+ *
+ * Return value: %TRUE if successful (no name collisions).
*/
-void
+gboolean
ld_symbol_category_insert_symbol (LdSymbolCategory *self,
LdSymbol *symbol, gint pos)
{
- g_return_if_fail (LD_IS_SYMBOL_CATEGORY (self));
- g_return_if_fail (LD_IS_SYMBOL (symbol));
+ const gchar *name;
+ const GSList *iter;
+
+ g_return_val_if_fail (LD_IS_SYMBOL_CATEGORY (self), FALSE);
+ g_return_val_if_fail (LD_IS_SYMBOL (symbol), FALSE);
+
+ /* Check for name collisions. */
+ name = ld_symbol_get_name (symbol);
+ for (iter = self->priv->symbols; iter; iter = iter->next)
+ {
+ if (!strcmp (name, ld_symbol_get_name (iter->data)))
+ {
+ g_warning ("attempted to insert multiple `%s' symbols into"
+ " category `%s'", name, ld_symbol_category_get_name (self));
+ return FALSE;
+ }
+ }
- g_object_ref (symbol);
self->priv->symbols = g_slist_insert (self->priv->symbols, symbol, pos);
+ g_object_ref (symbol);
+ return TRUE;
}
/**
@@ -346,6 +376,14 @@ ld_symbol_category_get_symbols (LdSymbolCategory *self)
}
+static void
+on_category_notify_name (LdSymbolCategory *category,
+ GParamSpec *pspec, gpointer user_data)
+{
+ /* XXX: We could disown the category if a name collision has occured. */
+ g_warning ("name of a library subcategory has changed");
+}
+
/**
* ld_symbol_category_insert_subcategory:
* @self: an #LdSymbolCategory object.
@@ -353,18 +391,38 @@ ld_symbol_category_get_symbols (LdSymbolCategory *self)
* @pos: the position at which the category will be inserted.
* Negative values will append to the end of list.
*
- * Insert a subcategory into the category. Doesn't check for duplicates.
+ * Insert a subcategory into the category.
+ *
+ * Return value: %TRUE if successful (no name collisions).
*/
-void
+gboolean
ld_symbol_category_insert_subcategory (LdSymbolCategory *self,
LdSymbolCategory *category, gint pos)
{
- g_return_if_fail (LD_IS_SYMBOL_CATEGORY (self));
- g_return_if_fail (LD_IS_SYMBOL_CATEGORY (category));
+ const gchar *name;
+ const GSList *iter;
- g_object_ref (category);
+ g_return_val_if_fail (LD_IS_SYMBOL_CATEGORY (self), FALSE);
+ g_return_val_if_fail (LD_IS_SYMBOL_CATEGORY (category), FALSE);
+
+ /* Check for name collisions. */
+ name = ld_symbol_category_get_name (category);
+ for (iter = self->priv->subcategories; iter; iter = iter->next)
+ {
+ if (!strcmp (name, ld_symbol_category_get_name (iter->data)))
+ {
+ g_warning ("attempted to insert multiple `%s' subcategories into"
+ " category `%s'", name, ld_symbol_category_get_name (self));
+ return FALSE;
+ }
+ }
+
+ g_signal_connect (category, "notify::name",
+ G_CALLBACK (on_category_notify_name), self);
self->priv->subcategories
= g_slist_insert (self->priv->subcategories, category, pos);
+ g_object_ref (category);
+ return TRUE;
}
/**
@@ -383,6 +441,8 @@ ld_symbol_category_remove_subcategory (LdSymbolCategory *self,
if (g_slist_find (self->priv->subcategories, category))
{
+ g_signal_handlers_disconnect_by_func (category,
+ on_category_notify_name, self);
self->priv->subcategories
= g_slist_remove (self->priv->subcategories, category);
g_object_unref (category);
diff --git a/liblogdiag/ld-symbol-category.h b/liblogdiag/ld-symbol-category.h
index 6913a86..1ecb436 100644
--- a/liblogdiag/ld-symbol-category.h
+++ b/liblogdiag/ld-symbol-category.h
@@ -66,13 +66,13 @@ void ld_symbol_category_set_image_path (LdSymbolCategory *self,
const gchar *image_path);
const gchar *ld_symbol_category_get_image_path (LdSymbolCategory *self);
-void ld_symbol_category_insert_symbol (LdSymbolCategory *self,
+gboolean ld_symbol_category_insert_symbol (LdSymbolCategory *self,
LdSymbol *symbol, gint pos);
void ld_symbol_category_remove_symbol (LdSymbolCategory *self,
LdSymbol *symbol);
const GSList *ld_symbol_category_get_symbols (LdSymbolCategory *self);
-void ld_symbol_category_insert_subcategory (LdSymbolCategory *self,
+gboolean ld_symbol_category_insert_subcategory (LdSymbolCategory *self,
LdSymbolCategory *category, gint pos);
void ld_symbol_category_remove_subcategory (LdSymbolCategory *self,
LdSymbolCategory *category);
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-25 19:12:49 +0000