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107 lines
2.5 KiB
C
107 lines
2.5 KiB
C
/* main.c -- mdemo test program
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Copyright (C) 1998-1999 Thomas Tanner <tanner@gmx.de>
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This file is part of GNU Libtool.
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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 2 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, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA. */
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#include "foo.h"
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#include "ltdl.h"
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#include <stdio.h>
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#include <string.h>
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#include <math.h>
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/* import sin and cos (used by the modules) */
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extern double sin (double x);
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extern double cos (double x);
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int
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test_dl (char *filename)
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{
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lt_dlhandle handle;
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int (*pfoo1)() = 0;
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int (*pfoo2)() = 0;
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int (*phello)() = 0;
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int *pnothing = 0;
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handle = lt_dlopen(filename);
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if (!handle) {
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fprintf (stderr, "can't open the module %s!\n", filename);
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return 1;
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}
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phello = lt_dlsym(handle, "hello");
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pfoo1 = lt_dlsym(handle, "foo1");
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pfoo2 = lt_dlsym(handle, "foo2");
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pnothing = lt_dlsym(handle, "nothing");
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if (phello)
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{
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int value = (*phello) ();
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printf ("hello returned: %i\n", value);
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if (value == HELLO_RET)
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printf("hello is ok!\n");
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}
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else
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fprintf (stderr, "did not find the `hello' function\n");
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/* Try assigning to the nothing variable. */
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if (pnothing)
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*pnothing = 1;
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else
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fprintf (stderr, "did not find the `nothing' variable\n");
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/* Just call the functions and check return values. */
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if (pfoo1)
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{
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if ((*pfoo1) () == FOO_RET)
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printf("foo1 is ok!\n");
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}
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else if (pfoo2)
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{
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if ((*pfoo2) () == FOO_RET)
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printf("foo2 is ok!\n");
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}
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else
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fprintf (stderr, "did not find the `foo' function\n");
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lt_dlclose(handle);
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return 0;
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}
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int
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main (int argc, char **argv)
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{
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int i;
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printf ("Welcome GNU libtool mdemo!\n");
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if (argc < 2) {
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fprintf (stderr, "usage: %s module [module...]\n", argv[0]);
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}
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if (lt_dlinit() != 0) {
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fprintf (stderr, "dlopen not supported\n");
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return 1;
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}
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for (i = 1; i < argc; i++)
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if (test_dl(argv[i]))
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return 1;
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lt_dlexit();
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return 0;
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}
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