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