| // { dg-require-sharedlib "" } |
| // { dg-options "-g -O2 -pthread -ldl" { target *-*-linux* } } |
| |
| // Copyright (C) 2004, 2005 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 2, or (at your option) |
| // any later version. |
| // |
| // This 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 General Public License for more details. |
| // |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING. If not, write to the Free |
| // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
| // USA. |
| |
| #include <dlfcn.h> |
| #include <pthread.h> |
| #include <cstdlib> |
| #include <stdexcept> |
| |
| void |
| check_dlopen(void*& h) |
| { |
| dlerror(); |
| void* tmp = dlopen("./testsuite_shared.so", RTLD_LAZY); |
| if (!tmp) |
| { |
| try |
| { |
| // Throws std::logic_error on NULL string. |
| std::string error(dlerror()); |
| throw std::runtime_error(error); |
| } |
| catch (const std::logic_error&) |
| { } |
| } |
| h = tmp; |
| } |
| |
| void |
| check_dlsym(void*& h) |
| { |
| dlerror(); |
| |
| typedef void (*function_type) (void); |
| function_type fn; |
| fn = reinterpret_cast<function_type>(dlsym(h, "try_allocation")); |
| |
| try |
| { |
| std::string error(dlerror()); |
| throw std::runtime_error(error); |
| } |
| catch (const std::logic_error&) |
| { } |
| |
| fn(); |
| } |
| |
| void |
| check_dlclose(void*& h) |
| { |
| dlerror(); |
| if (dlclose(h) != 0) |
| { |
| try |
| { |
| std::string error(dlerror()); |
| throw std::runtime_error(error); |
| } |
| catch (const std::logic_error&) |
| { } |
| } |
| } |
| |
| void* |
| tf(void* arg) |
| { |
| void* h; |
| check_dlopen(h); |
| check_dlsym(h); |
| check_dlclose(h); |
| return 0; |
| } |
| |
| // libstdc++/22309 |
| int |
| main (void) |
| { |
| pthread_t th; |
| pthread_create(&th, NULL, tf, NULL); |
| pthread_join(th, NULL); |
| return 0; |
| } |