35 lines
586 B
C
35 lines
586 B
C
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#include <dlfcn.h>
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#include <stdlib.h>
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int
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call_me (void)
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{
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void *h;
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int (*fp) (void);
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int res;
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h = dlopen ("reldepmod1.so", RTLD_LAZY);
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if (h == NULL)
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{
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printf ("cannot open reldepmod1.so in %s: %s\n", __FILE__, dlerror ());
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exit (1);
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}
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fp = dlsym (h, "foo");
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if (fp == NULL)
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{
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printf ("cannot get address of foo in global scope: %s\n", dlerror ());
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exit (1);
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}
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res = fp () - 42;
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if (dlclose (h) != 0)
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{
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printf ("failure when closing h in %s: %s\n", __FILE__, dlerror ());
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exit (1);
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}
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return res;
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}
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