tstdl.cpp

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/* This file is part of Metaproxy.
   Copyright (C) Index Data
 
Metaproxy 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.
 
Metaproxy 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 program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/
 
#include "config.hpp"
 
#include <stdlib.h>
#include <iostream>
#if HAVE_DLFCN_H
#include <dlfcn.h>
#endif
 
using namespace std;
 
int main(int argc, char **argv)
{
#if HAVE_DLFCN_H
    if (argc != 3)
    {
        cerr << "bad args" << endl << "Usage: tstdl filename symbol" << endl;
        exit(1);
    }
    void *mod = dlopen(argv[1][0] ? argv[1] : 0, RTLD_NOW|RTLD_LOCAL);
    if (!mod)
    {
        cerr << "dlopen failed for file '" << argv[1] << "'\n" <<
            "dlerror=" << dlerror() << endl;
        exit(1);
    }
    void *sym = dlsym(mod, argv[2]);
    cout << "sym=" << sym << endl;
    dlclose(mod);
    exit(0);
#else
    cerr << "dl lib not enabled or not supported" << endl;
    exit(1);
#endif
 
}
/*
 * Local variables:
 * c-basic-offset: 4
 * c-file-style: "Stroustrup"
 * indent-tabs-mode: nil
 * End:
 * vim: shiftwidth=4 tabstop=8 expandtab
 */