From: J.T. Conklin <jtc@acorntoolworks.com>
Date: Tue, 25 Oct 1994 16:55:44 +0000 (+0000)
Subject: * config/i386/tm-nbsd.h: Enable longjmp support.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=870ae9e6edaf9a55fc8801345bfe16dd16a4e71e;p=binutils-gdb.git

* config/i386/tm-nbsd.h: Enable longjmp support.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e905147e7c5..a916c6cf461 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+Tue Oct 25 09:53:04 1994  J.T. Conklin  (jtc@phishhead.cygnus.com)
+
+	* config/i386/tm-nbsd.h: Enable longjmp support.
+
 Sat Oct 22 03:41:13 1994  Peter Schauer  (pes@regent.e-technik.tu-muenchen.de)
 
 	* valarith.c (value_binop):  Take care of ANSI `value preserving'
diff --git a/gdb/config/i386/tm-nbsd.h b/gdb/config/i386/tm-nbsd.h
index 7cb2b870f8c..8772b89bd49 100644
--- a/gdb/config/i386/tm-nbsd.h
+++ b/gdb/config/i386/tm-nbsd.h
@@ -1,4 +1,4 @@
-/* Macro definitions for Sparc running under NetBSD.
+/* Macro definitions for i386 running under NetBSD.
    Copyright 1994 Free Software Foundation, Inc.
 
 This file is part of GDB.
@@ -23,4 +23,17 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
 #include "i386/tm-i386bsd.h"
 #include "tm-nbsd.h"
 
+#define JB_ELEMENT_SIZE sizeof(int)	/* jmp_buf[_JBLEN] is array of ints */
+#define JB_PC	0			/* Setjmp()'s return PC saved here */
+
+/* Figure out where the longjmp will land.  Slurp the args out of the stack.
+   We expect the first arg to be a pointer to the jmp_buf structure from which
+   we extract the pc (JB_PC) that we will land at.  The pc is copied into ADDR.
+   This routine returns true on success */
+
+extern int
+get_longjmp_target PARAMS ((CORE_ADDR *));
+
+#define GET_LONGJMP_TARGET(ADDR) get_longjmp_target(ADDR)
+
 #endif /* TM_NBSD_H */