derek.holloway
7502bf64a4
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72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
/* This testcase is part of GDB, the GNU debugger.
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Copyright 2004-2024 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#ifdef __WIN32__
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#include <windows.h>
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#define dlopen(name, mode) LoadLibrary (TEXT (name))
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#ifdef _WIN32_WCE
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# define dlsym(handle, func) GetProcAddress (handle, TEXT (func))
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#else
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# define dlsym(handle, func) GetProcAddress (handle, func)
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#endif
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#define dlclose(handle) FreeLibrary (handle)
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#else
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#include <dlfcn.h>
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#endif
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void open_shlib ()
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{
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void *handle;
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void (*foo) (int);
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handle = dlopen (SHLIB_NAME, RTLD_LAZY);
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if (!handle)
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{
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#ifdef __WIN32__
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fprintf (stderr, "error %d occurred\n", GetLastError ());
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#else
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fprintf (stderr, "%s\n", dlerror ());
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#endif
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exit (1);
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}
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foo = (void (*)(int))dlsym (handle, "foo");
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if (!foo)
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{
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fprintf (stderr, "%s\n", dlerror ());
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exit (1);
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}
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foo (1); // call to foo
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foo (2);
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dlclose (handle);
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}
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int main()
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{
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open_shlib ();
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return 0;
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}
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