6 #include <gnu/lib-names.h>
7 #include <first-versions.h>
9 int test (FILE *out, int a);
12 test (FILE *out, int a)
14 fputs ("in modstatic2.c (test)\n", out);
16 void *handle = dlopen ("modstatic2-nonexistent.so", RTLD_LAZY);
18 fprintf (out, "nonexistent: %s\n", dlerror ());
22 handle = dlopen ("modstatic2.so", RTLD_LAZY);
25 fprintf (out, "%s\n", dlerror ());
29 int (*test2) (FILE *, int);
30 test2 = dlsym (handle, "test");
33 fprintf (out, "%s\n", dlerror ());
38 fprintf (out, "test %p != test2 %p\n", test, test2);
43 int res = dladdr (test2, &info);
46 fputs ("dladdr returned 0\n", out);
51 if (strstr (info.dli_fname, "modstatic2.so") == NULL
52 || strcmp (info.dli_sname, "test") != 0)
54 fprintf (out, "fname %s sname %s\n", info.dli_fname, info.dli_sname);
57 if (info.dli_saddr != (void *) test2)
59 fprintf (out, "saddr %p != test %p\n", info.dli_saddr, test2);
66 res = dladdr1 (test2, &info, &symp, RTLD_DL_SYMENT);
69 fputs ("dladdr1 returned 0\n", out);
74 if (strstr (info.dli_fname, "modstatic2.so") == NULL
75 || strcmp (info.dli_sname, "test") != 0)
77 fprintf (out, "fname %s sname %s\n", info.dli_fname, info.dli_sname);
80 if (info.dli_saddr != (void *) test2)
82 fprintf (out, "saddr %p != test %p\n", info.dli_saddr, test2);
88 fputs ("sym == NULL\n", out);
91 if (ELF32_ST_BIND (sym->st_info) != STB_GLOBAL
92 || ELF32_ST_VISIBILITY (sym->st_other) != STV_DEFAULT)
94 fprintf (out, "bind %d visibility %d\n",
95 (int) ELF32_ST_BIND (sym->st_info),
96 (int) ELF32_ST_VISIBILITY (sym->st_other));
102 res = dlinfo (handle, RTLD_DI_LMID, &lmid);
105 fprintf (out, "dlinfo returned %d %s\n", res, dlerror ());
108 else if (lmid != LM_ID_BASE)
110 fprintf (out, "lmid %d != %d\n", (int) lmid, (int) LM_ID_BASE);
114 void *handle2 = dlopen (LIBDL_SO, RTLD_LAZY);
117 fprintf (out, "libdl.so: %s\n", dlerror ());
121 /* _exit is very unlikely to receive a second symbol version. */
122 void *exit_ptr = dlvsym (handle2, "_exit", FIRST_VERSION_libc__exit_STRING);
123 if (exit_ptr == NULL)
125 fprintf (out, "dlvsym: %s\n", dlerror ());
128 if (exit_ptr != dlsym (handle2, "_exit"))
130 fprintf (out, "dlvsym for _exit does not match dlsym\n");
134 void *(*dlsymfn) (void *, const char *);
135 dlsymfn = dlsym (handle2, "dlsym");
138 fprintf (out, "dlsym \"dlsym\": %s\n", dlerror ());
141 void *test3 = dlsymfn (handle, "test");
144 fprintf (out, "%s\n", dlerror ());
147 else if (test3 != (void *) test2)
149 fprintf (out, "test2 %p != test3 %p\n", test2, test3);
156 handle = dlmopen (LM_ID_BASE, "modstatic2.so", RTLD_LAZY);
159 fprintf (out, "%s\n", dlerror ());
164 handle = dlmopen (LM_ID_NEWLM, "modstatic2.so", RTLD_LAZY);
166 fprintf (out, "LM_ID_NEWLM: %s\n", dlerror ());
169 fputs ("LM_ID_NEWLM unexpectedly succeeded\n", out);
173 handle = dlopen ("modstatic.so", RTLD_LAZY);
176 fprintf (out, "%s\n", dlerror ());
181 test4 = dlsym (handle, "test");
184 fprintf (out, "%s\n", dlerror ());
191 fprintf (out, "modstatic.so (test) returned %d\n", res);
195 res = dladdr1 (test4, &info, &symp, RTLD_DL_SYMENT);
198 fputs ("dladdr1 returned 0\n", out);
203 if (strstr (info.dli_fname, "modstatic.so") == NULL
204 || strcmp (info.dli_sname, "test") != 0)
206 fprintf (out, "fname %s sname %s\n", info.dli_fname, info.dli_sname);
209 if (info.dli_saddr != (void *) test4)
211 fprintf (out, "saddr %p != test %p\n", info.dli_saddr, test4);
217 fputs ("sym == NULL\n", out);
220 if (ELF32_ST_BIND (sym->st_info) != STB_GLOBAL
221 || ELF32_ST_VISIBILITY (sym->st_other) != STV_DEFAULT)
223 fprintf (out, "bind %d visibility %d\n",
224 (int) ELF32_ST_BIND (sym->st_info),
225 (int) ELF32_ST_VISIBILITY (sym->st_other));
232 fputs ("leaving modstatic2.c (test)\n", out);