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dlfcn/failtest.c
60 строк
1 KB
Andreas Jaeger
Add prototype for foo.
27 дек 2000, 22:58
27 дек 2000, 22:58
ed073f0
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#include <dlfcn.h> #include <stdio.h> /* Number of rounds we perform the test. */ #define TEST_ROUNDS 10 static const char unknown[] = "a-file-with-this-name-does-not-exist"; static const char exists[] = "failtestmod.so"; int main (void) { int i; setvbuf (stdout, NULL, _IONBF, 0); for (i = 0; i < TEST_ROUNDS; ++i) { void *dsc; printf ("Round %d: Try loading \"%s\"\n", i, unknown); dsc = dlopen (unknown, RTLD_NOW); if (dsc != NULL) { printf ("We found a file of name \"%s\": this should not happen\n", unknown); return 1; } printf ("Round %d: loading \"%s\" failed\n", i, unknown); /* Don't use `dlerror', just load an existing file. */ dsc = dlopen (exists, RTLD_NOW); if (dsc == NULL) { printf ("Could not load \"%s\": %s\n", exists, dlerror ()); return 1; } printf ("Round %d: Loaded \"%s\"\n", i, exists); dlclose (dsc); printf ("Round %d: Unloaded \"%s\"\n", i, exists); } return 0; } extern void foo (void); void foo (void) { }