diff options
Diffstat (limited to 'libjava/include/i386-signal.h')
| -rw-r--r-- | libjava/include/i386-signal.h | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/libjava/include/i386-signal.h b/libjava/include/i386-signal.h index de893af..73d8bbb 100644 --- a/libjava/include/i386-signal.h +++ b/libjava/include/i386-signal.h @@ -9,8 +9,8 @@ Libgcj License. Please consult the file "LIBGCJ_LICENSE" for details. */ /* This technique should work for all i386 based Unices which conform - to iBCS2. This includes all versions of Linux more recent than - version 1.3 */ + * to iBCS2. This includes all versions of Linux more recent than 1.3 + */ #ifndef JAVA_SIGNAL_H @@ -21,8 +21,10 @@ details. */ #define HANDLE_SEGV 1 #define HANDLE_FPE 1 +#define SIGNAL_HANDLER(_name) \ +static void _name (int _dummy) -#define MAKE_THROW_FRAME(_dummy) \ +#define MAKE_THROW_FRAME \ { \ void **_p = (void **)&_dummy; \ struct sigcontext_struct *_regs = (struct sigcontext_struct *)++_p; \ @@ -34,5 +36,29 @@ details. */ : : "r"(_ebp), "r"(_eip)); \ } +#define INIT_SEGV \ +do \ + { \ + nullp = new java::lang::NullPointerException (); \ + struct sigaction act; \ + act.sa_handler = catch_segv; \ + sigemptyset (&act.sa_mask); \ + act.sa_flags = 0; \ + sigaction (SIGSEGV, &act, NULL); \ + } \ +while (0) + +#define INIT_FPE \ +do \ + { \ + arithexception = new java::lang::ArithmeticException (); \ + struct sigaction act; \ + act.sa_handler = catch_fpe; \ + sigemptyset (&act.sa_mask); \ + act.sa_flags = 0; \ + sigaction (SIGFPE, &act, NULL); \ + } \ +while (0) + #endif /* JAVA_SIGNAL_H */ |