1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <gtest/gtest.h> 18 19 #include <dlfcn.h> 20 21 static bool gCalled = false; DlSymTestFunction()22extern "C" void DlSymTestFunction() { 23 gCalled = true; 24 } 25 TEST(dlopen,dlsym_in_self)26TEST(dlopen, dlsym_in_self) { 27 void* self = dlopen(NULL, RTLD_NOW); 28 ASSERT_TRUE(self != NULL); 29 30 void* sym = dlsym(self, "DlSymTestFunction"); 31 ASSERT_TRUE(sym != NULL); 32 33 void (*function)() = reinterpret_cast<void(*)()>(sym); 34 35 gCalled = false; 36 function(); 37 ASSERT_TRUE(gCalled); 38 } 39