Archipelago » qemu

#include <signal.h>

/* NOTE: it works only because the glibc sigset_t is >= kernel sigset_t */

struct qemu_sigaction {

    union {

        void (*_sa_handler)(int);

        void (*_sa_sigaction)(int, struct siginfo *, void *);

    } _u;

    unsigned long sa_flags;

    void (*sa_restorer)(void);

    sigset_t sa_mask;		/* mask last for extensibility */

};

int qemu_sigaction(int signum, const struct qemu_sigaction *act, 

                   struct qemu_sigaction *oldact);

#undef sigaction

#undef sa_handler

#undef sa_sigaction

#define sigaction qemu_sigaction

#define sa_handler	_u._sa_handler

#define sa_sigaction	_u._sa_sigaction