48 lines
1.3 KiB
C
48 lines
1.3 KiB
C
/* Copyright (C) 2000-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <dlfcn.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int
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main (void)
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{
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void *h;
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const char *s;
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/* Test that dlerror works initially. */
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s = dlerror ();
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printf ("dlerror() without prior dl*() call returned: %s\n", s);
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if (s != NULL)
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return 1;
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h = dlopen ("errmsg1mod.so", RTLD_NOW);
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if (h != NULL)
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{
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dlclose (h);
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puts ("errmsg1mod.so could be loaded !?");
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exit (1);
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}
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s = dlerror ();
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puts (s);
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return strstr (s, "errmsg1mod.so") == NULL;
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}
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