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1 #include <unistd.h>
2 #include <glib.h>
3 #include <glib-object.h>
4 
5 #define G_TYPE_TEST                (my_test_get_type ())
6 #define MY_TEST(test)              (G_TYPE_CHECK_INSTANCE_CAST ((test), G_TYPE_TEST, GTest))
7 #define MY_IS_TEST(test)           (G_TYPE_CHECK_INSTANCE_TYPE ((test), G_TYPE_TEST))
8 #define MY_TEST_CLASS(tclass)      (G_TYPE_CHECK_CLASS_CAST ((tclass), G_TYPE_TEST, GTestClass))
9 #define MY_IS_TEST_CLASS(tclass)   (G_TYPE_CHECK_CLASS_TYPE ((tclass), G_TYPE_TEST))
10 #define MY_TEST_GET_CLASS(test)    (G_TYPE_INSTANCE_GET_CLASS ((test), G_TYPE_TEST, GTestClass))
11 
12 typedef struct _GTest GTest;
13 typedef struct _GTestClass GTestClass;
14 
15 struct _GTest
16 {
17   GObject object;
18 };
19 
20 struct _GTestClass
21 {
22   GObjectClass parent_class;
23 };
24 
25 static GType my_test_get_type (void);
26 
27 static void my_test_class_init (GTestClass * klass);
28 static void my_test_init (GTest * test);
29 static void my_test_dispose (GObject * object);
30 
31 static GObjectClass *parent_class = NULL;
32 
33 static GType
my_test_get_type(void)34 my_test_get_type (void)
35 {
36   static GType test_type = 0;
37 
38   if (!test_type) {
39     static const GTypeInfo test_info = {
40       sizeof (GTestClass),
41       NULL,
42       NULL,
43       (GClassInitFunc) my_test_class_init,
44       NULL,
45       NULL,
46       sizeof (GTest),
47       0,
48       (GInstanceInitFunc) my_test_init,
49       NULL
50     };
51 
52     test_type = g_type_register_static (G_TYPE_OBJECT, "GTest",
53         &test_info, 0);
54   }
55   return test_type;
56 }
57 
58 static void
my_test_class_init(GTestClass * klass)59 my_test_class_init (GTestClass * klass)
60 {
61   GObjectClass *gobject_class;
62 
63   gobject_class = (GObjectClass *) klass;
64 
65   parent_class = g_type_class_ref (G_TYPE_OBJECT);
66 
67   gobject_class->dispose = my_test_dispose;
68 }
69 
70 static void
my_test_init(GTest * test)71 my_test_init (GTest * test)
72 {
73   g_print ("init %p\n", test);
74 }
75 
76 static void
my_test_dispose(GObject * object)77 my_test_dispose (GObject * object)
78 {
79   GTest *test;
80 
81   test = MY_TEST (object);
82 
83   g_print ("dispose %p!\n", object);
84 
85   G_OBJECT_CLASS (parent_class)->dispose (object);
86 }
87 
88 static void
my_test_do_refcount(GTest * test)89 my_test_do_refcount (GTest * test)
90 {
91   static guint i = 1;
92   if (i++ % 100000 == 0)
93     g_print (".");
94   g_object_ref (test);
95   g_object_unref (test);
96 }
97 
98 int
main(int argc,char ** argv)99 main (int argc, char **argv)
100 {
101   gint i;
102   GTest *test;
103 
104   g_thread_init (NULL);
105   g_print ("START: %s\n", argv[0]);
106   g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL | g_log_set_always_fatal (G_LOG_FATAL_MASK));
107   g_type_init ();
108 
109   test = g_object_new (G_TYPE_TEST, NULL);
110 
111   for (i=0; i<100000000; i++) {
112     my_test_do_refcount (test);
113   }
114 
115   g_print ("\n");
116 
117   return 0;
118 }
119