#ifndef JAVA_SIGNAL_H
#define JAVA_SIGNAL_H 1
#include <signal.h>
#include <sys/syscall.h>
#define HANDLE_SEGV 1
#undef HANDLE_FPE
#define SIGNAL_HANDLER(_name) \
static void _name (int , struct sigcontext _sc)
#define MAKE_THROW_FRAME(_exception) \
do \
{ \
\
_sc.sregs->regs.psw.addr += 2; \
\
} \
while (0)
struct old_s390_kernel_sigaction {
void (*k_sa_handler) (int, struct sigcontext);
unsigned long k_sa_mask;
unsigned long k_sa_flags;
void (*sa_restorer) (void);
};
#define INIT_SEGV \
do \
{ \
nullp = new java::lang::NullPointerException (); \
struct old_s390_kernel_sigaction kact; \
kact.k_sa_handler = catch_segv; \
kact.k_sa_mask = 0; \
kact.k_sa_flags = 0; \
syscall (SYS_sigaction, SIGSEGV, &kact, NULL); \
} \
while (0)
#define INIT_FPE \
do \
{ \
arithexception = new java::lang::ArithmeticException \
(JvNewStringLatin1 ("/ by zero")); \
struct old_s390_kernel_sigaction kact; \
kact.k_sa_handler = catch_fpe; \
kact.k_sa_mask = 0; \
kact.k_sa_flags = 0; \
syscall (SYS_sigaction, SIGFPE, &kact, NULL); \
} \
while (0)
#endif