11 /* How many load/unload operations do we do. */
12 #define TEST_ROUNDS 1000
17 /* Name of the module. */
23 { "testobj1.so", NULL },
24 { "testobj2.so", NULL },
25 { "testobj3.so", NULL },
26 { "testobj4.so", NULL },
27 { "testobj5.so", NULL },
28 { "testobj6.so", NULL },
30 #define NOBJS (sizeof (testobjs) / sizeof (testobjs[0]))
35 /* Name of a function to call. */
37 /* Index in status and handle array. */
39 /* Options while loading the module. */
43 { "obj1func2", 0, RTLD_LAZY },
44 { "obj1func1", 0, RTLD_LAZY | RTLD_GLOBAL },
45 { "obj1func1", 0, RTLD_NOW, },
46 { "obj1func2", 0, RTLD_NOW | RTLD_GLOBAL },
47 { "obj2func2", 1, RTLD_LAZY },
48 { "obj2func1", 1, RTLD_LAZY | RTLD_GLOBAL, },
49 { "obj2func1", 1, RTLD_NOW, },
50 { "obj2func2", 1, RTLD_NOW | RTLD_GLOBAL },
51 { "obj3func2", 2, RTLD_LAZY },
52 { "obj3func1", 2, RTLD_LAZY | RTLD_GLOBAL },
53 { "obj3func1", 2, RTLD_NOW },
54 { "obj3func2", 2, RTLD_NOW | RTLD_GLOBAL },
55 { "obj4func2", 3, RTLD_LAZY },
56 { "obj4func1", 3, RTLD_LAZY | RTLD_GLOBAL },
57 { "obj4func1", 3, RTLD_NOW },
58 { "obj4func2", 3, RTLD_NOW | RTLD_GLOBAL },
59 { "obj5func2", 4, RTLD_LAZY },
60 { "obj5func1", 4, RTLD_LAZY | RTLD_GLOBAL },
61 { "obj5func1", 4, RTLD_NOW },
62 { "obj5func2", 4, RTLD_NOW | RTLD_GLOBAL },
63 { "obj6func2", 5, RTLD_LAZY },
64 { "obj6func1", 5, RTLD_LAZY | RTLD_GLOBAL },
65 { "obj6func1", 5, RTLD_NOW },
66 { "obj6func2", 5, RTLD_NOW | RTLD_GLOBAL },
68 #define NTESTS (sizeof (tests) / sizeof (tests[0]))
71 #include <include/link.h>
73 #define MAPS ((struct link_map *) _r_debug.r_map)
76 for (map = MAPS; map != NULL; map = map->l_next) \
77 if (map->l_type == lt_loaded) \
78 printf ("name = \"%s\", direct_opencount = %d\n", \
79 map->l_name, (int) map->l_direct_opencount); \
84 main (int argc, char *argv[])
86 int debug = argc > 1 && argv[1][0] != '\0';
87 int count = TEST_ROUNDS;
94 srandom (TEST_ROUNDS);
98 puts ("in the beginning");
104 int nr = random () % NTESTS;
105 int index = tests[nr].index;
107 printf ("%4d: %4d: ", count + 1, nr);
110 if (testobjs[index].handle == NULL)
114 /* Load the object. */
115 testobjs[index].handle = dlopen (testobjs[index].name,
117 if (testobjs[index].handle == NULL)
118 error (EXIT_FAILURE, 0, "cannot load `%s': %s",
119 testobjs[index].name, dlerror ());
121 /* Test the function call. */
122 fct = dlsym (testobjs[index].handle, tests[nr].fname);
124 error (EXIT_FAILURE, 0,
125 "cannot get function `%s' from shared object `%s': %s",
126 tests[nr].fname, testobjs[index].name, dlerror ());
130 printf ("successfully loaded `%s', handle %p\n",
131 testobjs[index].name, testobjs[index].handle);
135 if (dlclose (testobjs[index].handle) != 0)
137 printf ("failed to close %s\n", testobjs[index].name);
141 printf ("successfully unloaded `%s', handle %p\n",
142 testobjs[index].name, testobjs[index].handle);
144 testobjs[index].handle = NULL;
146 if (testobjs[0].handle == NULL
147 && testobjs[1].handle == NULL
148 && testobjs[5].handle == NULL)
150 /* In this case none of the objects above should be
152 for (map = MAPS; map != NULL; map = map->l_next)
153 if (map->l_type == lt_loaded
154 && (strstr (map->l_name, testobjs[0].name) != NULL
155 || strstr (map->l_name, testobjs[1].name) != NULL
156 || strstr (map->l_name, testobjs[5].name) != NULL))
158 printf ("`%s' is still loaded\n", map->l_name);
168 /* Unload all loaded modules. */
169 for (count = 0; count < (int) NOBJS; ++count)
170 if (testobjs[count].handle != NULL)
172 printf ("\nclose: %s: l_initfini = %p, l_versions = %p\n",
173 testobjs[count].name,
174 ((struct link_map *) testobjs[count].handle)->l_initfini,
175 ((struct link_map *) testobjs[count].handle)->l_versions);
177 if (dlclose (testobjs[count].handle) != 0)
179 printf ("failed to close %s\n", testobjs[count].name);
184 /* Check whether all files are unloaded. */
185 for (map = MAPS; map != NULL; map = map->l_next)
186 if (map->l_type == lt_loaded)
188 printf ("name = \"%s\", direct_opencount = %d\n",
189 map->l_name, (int) map->l_direct_opencount);
197 extern int foo (int a);