/* Test for dladdr. Copyright (C) 2000 Free Software Foundation, Inc. Contributed by Volkmar Sieh <vs@caldera.de> and Andreas Jaeger <aj@suse.de>. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <dlfcn.h> #include <errno.h> #include <error.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #define TEST_FUNCTION do_test () int do_test (void) { void *handle; int (*sym) (void); /* We load ref1 from glreflib1.c. */ Dl_info info; int ret; handle = dlopen ("glreflib1.so", RTLD_NOW); if (handle == NULL) error (EXIT_FAILURE, 0, "cannot load: glreflib1.so"); sym = dlsym (handle, "ref1"); if (sym == NULL) error (EXIT_FAILURE, 0, "dlsym failed"); memset (&info, 0, sizeof (info)); ret = dladdr (sym, &info); if (ret == 0) error (EXIT_FAILURE, 0, "dladdr failed"); printf ("address of ref1 = %p\n", sym); printf ("ret = %d\n", ret); printf ("info.dli_fname = %p (\"%s\")\n", info.dli_fname, info.dli_fname); printf ("info.dli_fbase = %p\n", info.dli_fbase); printf ("info.dli_sname = %p (\"%s\")\n", info.dli_sname, info.dli_sname); printf ("info.dli_saddr = %p\n", info.dli_saddr); if (info.dli_fname == NULL) error (EXIT_FAILURE, 0, "dli_fname is NULL"); if (info.dli_fbase == NULL) error (EXIT_FAILURE, 0, "dli_fbase is NULL"); if (info.dli_sname == NULL) error (EXIT_FAILURE, 0, "dli_sname is NULL"); if (info.dli_saddr == NULL) error (EXIT_FAILURE, 0, "dli_saddr is NULL"); dlclose (handle); return 0; } #include "../test-skeleton.c"