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Diffstat (limited to 'sysdeps/sparc/sparc32/bits/setjmp.h')
-rw-r--r--sysdeps/sparc/sparc32/bits/setjmp.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/sysdeps/sparc/sparc32/bits/setjmp.h b/sysdeps/sparc/sparc32/bits/setjmp.h
index 86ccc20d20..76d7af02c7 100644
--- a/sysdeps/sparc/sparc32/bits/setjmp.h
+++ b/sysdeps/sparc/sparc32/bits/setjmp.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 1998, 2005, 2006 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -22,6 +22,17 @@
# error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
#endif
+#if defined __USE_MISC || defined _ASM
+# define JB_SP 0
+# define JB_FP 1
+# define JB_PC 2
+#endif
+
#ifndef _ASM
typedef int __jmp_buf[3];
#endif
+
+/* Test if longjmp to JMPBUF would unwind the frame
+ containing a local variable at ADDRESS. */
+#define _JMPBUF_UNWINDS(jmpbuf, address) \
+ ((int) (address) < (jmpbuf)[JB_SP])