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#include <signal.h>
#include <errno.h>
#include "syscall.h"
int __sigprocmask(int, const sigset_t *, sigset_t *);
int raise(int sig)
{
int pid, tid, ret;
sigset_t set;
sigfillset(&set);
__sigprocmask(SIG_BLOCK, &set, &set);
tid = syscall0(__NR_gettid);
pid = syscall0(__NR_getpid);
ret = syscall3(__NR_tgkill, pid, tid, sig);
__sigprocmask(SIG_SETMASK, &set, 0);
return ret;
}
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