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#include <stdlib.h>
#include <signal.h>
#include <string.h>
#include "syscall.h"
#include "pthread_impl.h"
#include "atomic.h"
_Noreturn void abort(void)
{
struct sigaction abrtaction;
sigset_t abrtset;
raise(SIGABRT);
__block_all_sigs(0);
/* Unblock just SIGABRT, and set default handler */
sigemptyset(&abrtset);
sigaddset(&abrtset, SIGABRT);
sigprocmask(SIG_UNBLOCK, &abrtset, 0);
memset(&abrtaction, 0, sizeof(struct sigaction));
abrtaction.sa_handler = SIG_DFL;
sigaction(SIGABRT, &abrtaction, NULL);
raise(SIGABRT);
/* Ok, give up. */
a_crash();
raise(SIGKILL);
_Exit(127);
}
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