initial import of NetBSD tree

1 files changed, 84 insertions, 0 deletions

diff --git a/sys/arch/i386/include/signal.h b/sys/arch/i386/include/signal.h
new file mode 100644
index 00000000000..ef3f2b95c15
--- /dev/null
+++ b/sys/arch/i386/include/signal.h
@@ -0,0 +1,84 @@
+/*	$NetBSD: signal.h,v 1.5 1995/05/01 14:14:11 mycroft Exp $	*/
+
+/*
+ * Copyright (c) 1982, 1986, 1989, 1991 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)signal.h	7.16 (Berkeley) 3/17/91
+ */
+
+#ifndef _I386_SIGNAL_H_
+#define _I386_SIGNAL_H_
+
+typedef int sig_atomic_t;
+
+#ifndef _ANSI_SOURCE
+/*
+ * Get the "code" values
+ */
+#include <machine/trap.h>
+
+/*
+ * Information pushed on stack when a signal is delivered.
+ * This is used by the kernel to restore state following
+ * execution of the signal handler.  It is also made available
+ * to the handler to allow it to restore state properly if
+ * a non-standard exit is performed.
+ */
+struct	sigcontext {
+	int	sc_gs;
+	int	sc_fs;
+	int	sc_es;
+	int	sc_ds;
+	int	sc_edi;
+	int	sc_esi;
+	int	sc_ebp;
+	int	sc_ebx;
+	int	sc_edx;
+	int	sc_ecx;
+	int	sc_eax;
+	int	sc_eip;
+	int	sc_cs;
+	int	sc_eflags;
+	int	sc_esp;
+	int	sc_ss;
+
+	int	sc_onstack;		/* sigstack state to restore */
+	int	sc_mask;		/* signal mask to restore */
+};
+
+#define sc_sp sc_esp
+#define sc_fp sc_ebp
+#define sc_pc sc_eip
+#define sc_ps sc_eflags
+
+#endif	/* !_ANSI_SOURCE */
+#endif	/* !_I386_SIGNAL_H_ */