diff options
Diffstat (limited to 'libjava/include/pa-signal.h')
-rw-r--r-- | libjava/include/pa-signal.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/libjava/include/pa-signal.h b/libjava/include/pa-signal.h new file mode 100644 index 000000000..add132517 --- /dev/null +++ b/libjava/include/pa-signal.h @@ -0,0 +1,49 @@ +// pa-signal.h - Catch runtime signals and turn them into exceptions. + +/* Copyright (C) 1998, 1999, 2000, 2009 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. */ + +#ifndef JAVA_SIGNAL_H +#define JAVA_SIGNAL_H 1 + +#include <signal.h> +#include <sys/syscall.h> + +#define HANDLE_SEGV 1 +#define HANDLE_FPE 1 + +#define SIGNAL_HANDLER(_name) \ +static void _Jv_##_name (int _dummy __attribute__ ((unused)), \ + siginfo_t *_info __attribute__ ((__unused__)), \ + void *arg __attribute__ ((__unused__))) + +#define MAKE_THROW_FRAME(_exception) + +#define INIT_SEGV \ +do \ + { \ + struct sigaction act; \ + act.sa_sigaction = _Jv_catch_segv; \ + sigemptyset (&act.sa_mask); \ + act.sa_flags = SA_SIGINFO; \ + syscall (SYS_rt_sigaction, SIGSEGV, &act, NULL, _NSIG / 8); \ + } \ +while (0) + +#define INIT_FPE \ +do \ + { \ + struct sigaction act; \ + act.sa_sigaction = _Jv_catch_fpe; \ + sigemptyset (&act.sa_mask); \ + act.sa_flags = SA_SIGINFO; \ + syscall (SYS_rt_sigaction, SIGFPE, &act, NULL, _NSIG / 8); \ + } \ +while (0) + +#endif /* JAVA_SIGNAL_H */ |