Fix some memory leaks

src/core/wee-config-file.c

@@ -101,8 +101,14 @@ config_file_new (struct t_weechat_plugin *plugin, const char *name,
         new_config_file->name = strdup (name);
         length = strlen (name) + 8 + 1;
         filename = malloc (length);
-        snprintf (filename, length, "%s.conf", name);
-        new_config_file->filename = strdup (filename);
+        if (filename)
+        {
+            snprintf (filename, length, "%s.conf", name);
+            new_config_file->filename = strdup (filename);
+            free (filename);
+        }
+        else
+            new_config_file->filename = strdup (name);
         new_config_file->file = NULL;
         new_config_file->callback_reload = callback_reload;
         new_config_file->callback_reload_data = callback_reload_data;

src/core/wee-hook.c

@@ -1594,11 +1594,15 @@ unhook (struct t_hook *hook)
             case HOOK_TYPE_INFO:
                 if (HOOK_INFO(hook, info_name))
                     free (HOOK_INFO(hook, info_name));
+                if (HOOK_INFO(hook, description))
+                    free (HOOK_INFO(hook, description));
                 free ((struct t_hook_info *)hook->hook_data);
                 break;
             case HOOK_TYPE_INFOLIST:
                 if (HOOK_INFOLIST(hook, infolist_name))
                     free (HOOK_INFOLIST(hook, infolist_name));
+                if (HOOK_INFOLIST(hook, description))
+                    free (HOOK_INFOLIST(hook, description));
                 free ((struct t_hook_infolist *)hook->hook_data);
                 break;
             case HOOK_NUM_TYPES:

src/gui/curses/gui-curses-main.c

@@ -44,6 +44,7 @@
 #include "../gui-buffer.h"
 #include "../gui-chat.h"
 #include "../gui-color.h"
+#include "../gui-filter.h"
 #include "../gui-input.h"
 #include "../gui-history.h"
 #include "../gui-nicklist.h"
@@ -334,18 +335,25 @@ gui_main_end (int clean_exit)
         gui_bar_item_end ();
         gui_bar_free_all ();
         
+        /* remove filters */
+        gui_filter_free_all ();
+        
         /* free clipboard buffer */
         if (gui_input_clipboard)
             free (gui_input_clipboard);
         
         /* delete all windows */
         while (gui_windows)
+        {
             gui_window_free (gui_windows);
+        }
         gui_window_tree_free (&gui_windows_tree);
         
         /* delete all buffers */
         while (gui_buffers)
+        {
             gui_buffer_close (gui_buffers, 0);
+        }
         
         /* delete global history */
         gui_history_global_free ();

src/gui/gtk/gui-gtk-main.c

@@ -33,9 +33,12 @@
 #include "../../core/wee-config.h"
 #include "../../core/wee-utf8.h"
 #include "../../plugins/plugin.h"
+#include "../gui-bar.h"
+#include "../gui-bar-item.h"
 #include "../gui-chat.h"
 #include "../gui-main.h"
 #include "../gui-buffer.h"
+#include "../gui/gui-filter.h"
 #include "../gui-history.h"
 #include "../gui-input.h"
 #include "../gui-window.h"
@@ -207,28 +210,32 @@ gui_main_loop ()
 void
 gui_main_end (int clean_exit)
 {
-    struct t_gui_window *ptr_win;
-
     if (clean_exit)
     {
+        /* remove bar items and bars */
+        gui_bar_item_end ();
+        gui_bar_free_all ();
+        
+        /* remove filters */
+        gui_filter_free_all ();
+        
         /* free clipboard buffer */
         if (gui_input_clipboard)
             free(gui_input_clipboard);
-        
+
         /* delete all windows */
-        for (ptr_win = gui_windows; ptr_win; ptr_win = ptr_win->next_window)
+        while (gui_windows)
         {
+            gui_window_free (gui_windows);
             /* TODO: destroy Gtk widgets */
         }
+        gui_window_tree_free (&gui_windows_tree);
         
         /* delete all buffers */
         while (gui_buffers)
+        {
             gui_buffer_close (gui_buffers, 0);
-        
-        /* delete all windows */
-        while (gui_windows)
-            gui_window_free (gui_windows);
-        gui_window_tree_free (&gui_windows_tree);
+        }
         
         /* delete global history */
         gui_history_global_free ();
@@ -236,5 +243,8 @@ gui_main_end (int clean_exit)
         /* reset title */
         if (CONFIG_BOOLEAN(config_look_set_title))
             gui_window_title_reset ();
+        
+        /* end color */
+        gui_color_end ();
     }
 }

src/gui/gui-bar.c

@@ -1122,6 +1122,7 @@ gui_bar_create_option (const char *bar_name, int index_option, const char *value
             case GUI_BAR_NUM_OPTIONS:
                 break;
         }
+        free (option_name);
     }
     
     return ptr_option;

src/gui/gui-buffer.c

@@ -943,6 +943,7 @@ gui_buffer_close (struct t_gui_buffer *buffer, int switch_to_another)
     if (buffer->text_search_input)
         free (buffer->text_search_input);
     gui_nicklist_remove_all (buffer);
+    gui_nicklist_remove_group (buffer, buffer->nicklist_root);
     if (buffer->highlight_words)
         free (buffer->highlight_words);
     if (buffer->highlight_tags_array)

src/gui/gui-filter.c

@@ -364,6 +364,8 @@ gui_filter_free (struct t_gui_filter *filter)
         free (filter->buffer);
     if (filter->tags)
         free (filter->tags);
+    if (filter->tags_array)
+        string_free_exploded (filter->tags_array);
     if (filter->regex)
         free (filter->regex);
     if (filter->regex_prefix)

src/plugins/irc/irc-config.c

@@ -899,6 +899,13 @@ irc_config_server_create_default_options (struct t_config_section *section)
             NULL,
             NULL);
     }
+    
+    if (nicks)
+        free (nicks);
+    if (username)
+        free (username);
+    if (realname)
+        free (realname);
 }
 
 /*