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29 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #include "libc_private.h"
40 struct quick_exit_fn {
41 struct quick_exit_fn *next;
45 static struct quick_exit_fn *quick_exit_fns;
46 static spinlock_t quick_exit_spinlock;
51 * Register a function to be called at quick_exit.
54 at_quick_exit(void (*func)(void))
56 struct quick_exit_fn *fn;
58 fn = malloc(sizeof(struct quick_exit_fn));
65 _SPINLOCK(&quick_exit_spinlock);
67 fn->next = quick_exit_fns;
71 _SPINUNLOCK(&quick_exit_spinlock);
79 * Abandon a process. Execute all quick_exit handlers.
82 quick_exit(int status)
84 struct quick_exit_fn *fn;
87 _SPINLOCK(&quick_exit_spinlock);
88 for (fn = quick_exit_fns; fn != NULL; fn = fn->next) {
92 _SPINUNLOCK(&quick_exit_spinlock);