1/* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2004, 2007 Free Software Foundation, Inc. 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 3 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 17 18#include <stdio.h> 19#include <stdlib.h> 20 21#ifdef __WIN32__ 22#include <windows.h> 23#define dlopen(name, mode) LoadLibrary (TEXT (name)) 24#ifdef _WIN32_WCE 25# define dlsym(handle, func) GetProcAddress (handle, TEXT (func)) 26#else 27# define dlsym(handle, func) GetProcAddress (handle, func) 28#endif 29#define dlclose(handle) FreeLibrary (handle) 30#define dlerror() "error %d occurred", GetLastError () 31#else 32#include <dlfcn.h> 33#endif 34 35int k = 0; 36 37int main() 38{ 39 void *handle; 40 int (*unloadshr) (int); 41 int y; 42 const char *msg; 43 44 handle = dlopen (SHLIB_NAME, RTLD_LAZY); 45 46 if (!handle) 47 { 48 fprintf (stderr, dlerror ()); 49 exit (1); 50 } 51 52 unloadshr = (int (*)(int))dlsym (handle, "shrfunc1"); 53 54 if (!unloadshr) 55 { 56 fprintf (stderr, dlerror ()); 57 exit (1); 58 } 59 60 y = (*unloadshr)(3); 61 62 printf ("y is %d\n", y); 63 64 dlclose (handle); 65 66 return 0; 67} 68