libjava/include/default-signal.h

   1 // default-signal.h - Catch runtime signals and turn them into exceptions.
   2
   3 /* Copyright (C) 1998, 1999, 2000  Free Software Foundation
   4
   5    This file is part of libgcj.
   6
   7 This software is copyrighted work licensed under the terms of the
   8 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   9 details.  */
  10
  11 #ifndef JAVA_SIGNAL_H
  12 #define JAVA_SIGNAL_H 1
  13
  14 #ifdef SJLJ_EXCEPTIONS
  15
  16 #define HANDLE_SEGV 1
  17 #define HANDLE_FPE 1
  18
  19 #include <signal.h>
  20
  21 #define SIGNAL_HANDLER(_name)                   \
  22 static void _name (int _dummy __attribute__ ((__unused__)))
  23
  24 #define INIT_SEGV                                               \
  25 do                                                              \
  26   {                                                             \
  27     signal (SIGSEGV, catch_segv);                               \
  28   }                                                             \
  29 while (0)
  30
  31 #define INIT_FPE                                                \
  32 do                                                              \
  33   {                                                             \
  34     signal (SIGFPE, catch_fpe);                                 \
  35   }                                                             \
  36 while (0)
  37
  38 #define MAKE_THROW_FRAME(_exception)  do {} while (0)
  39
  40 #else /* SJLJ_EXCEPTIONS */
  41
  42 #undef HANDLE_SEGV
  43 #undef HANDLE_FPE
  44
  45 #define INIT_SEGV   do {} while (0)
  46 #define INIT_FPE   do {} while (0)
  47
  48 #endif /* SJLJ_EXCEPTIONS */
  49
  50 #endif /* JAVA_SIGNAL_H */
  51