diff options
Diffstat (limited to 'REORG.TODO/dlfcn/tst-dladdr.c')
-rw-r--r-- | REORG.TODO/dlfcn/tst-dladdr.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/REORG.TODO/dlfcn/tst-dladdr.c b/REORG.TODO/dlfcn/tst-dladdr.c new file mode 100644 index 0000000000..b53fe36504 --- /dev/null +++ b/REORG.TODO/dlfcn/tst-dladdr.c @@ -0,0 +1,75 @@ +/* Test for dladdr. + Copyright (C) 2000-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + 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 Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <errno.h> +#include <error.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + + +#define TEST_FUNCTION do_test () +extern int do_test (void); + +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 ("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" |