File sigexec.c of Package ksh

#ifndef  _GNU_SOURCE
# define _GNU_SOURCE
#endif
#include <signal.h>
#include <unistd.h>

int main(int argc, char* argv[])
{
    struct sigaction sa;

    sa.sa_flags = SA_RESTART;
    sa.sa_handler = SIG_DFL;
    sigemptyset (&sa.sa_mask);

    sigaction(SIGPIPE, &sa, (struct sigaction*)0);
    sigaction(SIGQUIT, &sa, (struct sigaction*)0);

    return execv(argv[0], &argv[1]);
}