2 * Copyright (C) 2010 The Android Open Source Project
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33 #include <sys/resource.h>
35 /* A very simple program used to test constructor and destructor functions
36 * in executables (instead of shared libraries).
41 /* Initialize x to 1 when the program starts. This will be checked
42 * later by the main() function.
44 static void __attribute__((constructor))
50 /* Crash intentionally if 'x' is set to 1 */
51 static void __attribute__((destructor))
55 *(int*)(void*)0 = 10; /* force a crash */
63 /* First, check that the constructor was properly called ! */
65 fprintf(stderr, "Constructor function not called!!\n");
69 /* prevent our crashing child process from generating a core file */
73 rlim.rlim_max = RLIM_INFINITY;
74 setrlimit(RLIMIT_CORE, &rlim);
77 /* Fork the current process, then wait for the child to exit
82 fprintf(stderr, "Could not fork process: %s\n", strerror(errno));
85 /* in the child, simply exit after 1 second. */
90 /* in the parent, wait for the child to terminate */
91 if (wait(&status) < 0) {
92 fprintf(stderr, "Could not wait for child: %s\n", strerror(errno));
95 if (!WIFSIGNALED(status)) {
96 fprintf(stderr, "Destructor not called!!\n");
100 /* Prevent crashing */