52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
|
/* darwin-signal.h - Catch runtime signals and turn them into exceptions,
|
||
|
|
on a Darwin system. */
|
||
|
|
|
||
|
|
/* Copyright (C) 2004 Free Software Foundation
|
||
|
|
|
||
|
|
This file is part of libgcj.
|
||
|
|
|
||
|
|
This software is copyrighted work licensed under the terms of the
|
||
|
|
Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
|
||
|
|
details. */
|
||
|
|
|
||
|
|
/* This file is really more of a specification. The rest of the system
|
||
|
|
should be arranged so that this Just Works. */
|
||
|
|
|
||
|
|
#ifndef JAVA_SIGNAL_H
|
||
|
|
# define JAVA_SIGNAL_H 1
|
||
|
|
|
||
|
|
#include <sys/types.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
#include <signal.h>
|
||
|
|
|
||
|
|
typedef void (* SIG_PF)(int);
|
||
|
|
|
||
|
|
# define HANDLE_SEGV 1
|
||
|
|
# undef HANDLE_FPE
|
||
|
|
|
||
|
|
# define SIGNAL_HANDLER(_name) \
|
||
|
|
static void _name (int _dummy __attribute__ ((unused)))
|
||
|
|
|
||
|
|
# define MAKE_THROW_FRAME(_exception)
|
||
|
|
|
||
|
|
# define INIT_SEGV \
|
||
|
|
do { \
|
||
|
|
struct sigaction sa; \
|
||
|
|
sa.sa_handler = catch_segv; \
|
||
|
|
sigemptyset (&sa.sa_mask); \
|
||
|
|
sa.sa_flags = SA_NODEFER; \
|
||
|
|
sigaction (SIGBUS, &sa, NULL); \
|
||
|
|
sigaction (SIGSEGV, &sa, NULL); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
# define INIT_FPE \
|
||
|
|
do { \
|
||
|
|
struct sigaction sa; \
|
||
|
|
sa.sa_handler = catch_fpe; \
|
||
|
|
sigemptyset (&sa.sa_mask); \
|
||
|
|
sa.sa_flags = SA_NODEFER; \
|
||
|
|
sigaction (SIGFPE, &sa, NULL); \
|
||
|
|
} while (0)
|
||
|
|
|
||
|
|
#endif /* JAVA_SIGNAL_H */
|