diff options
Diffstat (limited to 'elf/tst-initfinilazyfail.c')
-rw-r--r-- | elf/tst-initfinilazyfail.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/elf/tst-initfinilazyfail.c b/elf/tst-initfinilazyfail.c new file mode 100644 index 0000000..9b4a3d0 --- /dev/null +++ b/elf/tst-initfinilazyfail.c @@ -0,0 +1,84 @@ +/* Test that lazy binding failures in constructors and destructors are fatal. + Copyright (C) 2019 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 + <https://www.gnu.org/licenses/>. */ + +#include <dlfcn.h> +#include <string.h> +#include <support/capture_subprocess.h> +#include <support/check.h> +#include <support/xdlfcn.h> + +static void +test_constructor (void *closure) +{ + void *handle = dlopen ("tst-initlazyfailmod.so", RTLD_LAZY); + if (handle == NULL) + FAIL_EXIT (2, "dlopen did not terminate the process: %s", dlerror ()); + else + FAIL_EXIT (2, "dlopen did not terminate the process (%p)", handle); +} + +static void +test_destructor (void *closure) +{ + void *handle = xdlopen ("tst-finilazyfailmod.so", RTLD_LAZY); + int ret = dlclose (handle); + const char *message = dlerror (); + if (message != NULL) + FAIL_EXIT (2, "dlclose did not terminate the process: %d, %s", + ret, message); + else + FAIL_EXIT (2, "dlopen did not terminate the process: %d", ret); +} + +static int +do_test (void) +{ + { + struct support_capture_subprocess proc + = support_capture_subprocess (test_constructor, NULL); + support_capture_subprocess_check (&proc, "constructor", 127, + sc_allow_stderr); + printf ("info: constructor failure output: [[%s]]\n", proc.err.buffer); + TEST_VERIFY (strstr (proc.err.buffer, + "tst-initfinilazyfail: symbol lookup error: ") + != NULL); + TEST_VERIFY (strstr (proc.err.buffer, + "tst-initlazyfailmod.so: undefined symbol:" + " undefined_function\n") != NULL); + support_capture_subprocess_free (&proc); + } + + { + struct support_capture_subprocess proc + = support_capture_subprocess (test_destructor, NULL); + support_capture_subprocess_check (&proc, "destructor", 127, + sc_allow_stderr); + printf ("info: destructor failure output: [[%s]]\n", proc.err.buffer); + TEST_VERIFY (strstr (proc.err.buffer, + "tst-initfinilazyfail: symbol lookup error: ") + != NULL); + TEST_VERIFY (strstr (proc.err.buffer, + "tst-finilazyfailmod.so: undefined symbol:" + " undefined_function\n") != NULL); + support_capture_subprocess_free (&proc); + } + + return 0; +} + +#include <support/test-driver.c> |