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[patch] ia64/bits/sigcontext.h

Hi

Included is a patch to add definitions for the sc_flags bits in 
struct sigcontext on ia64.

The patch was generated against libc-2.2, but should apply cleanly to
2.3 I assume (can't seem to be able to get a cvs update from
sources.redhat.com right now ;-().

Jes

2002-02-11  Jes Sorensen  <jes@trained-monkey.org>

	* sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h: Add sc_flag bit
	definitions for struct sigcontext.
	Suggested by David Mosberger-Tang.

--- sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h~	Sat Sep 29 19:09:55 2001
+++ sysdeps/unix/sysv/linux/ia64/bits/sigcontext.h	Mon Feb 11 21:34:44 2002
@@ -57,4 +57,13 @@
   unsigned long int sc_mask;	/* signal mask to restore after handler returns */
 };
 
+/* sc_flag bit definitions. */
+#define IA64_SC_FLAG_ONSTACK_BIT	0	/* is handler running on signal stack? */
+#define IA64_SC_FLAG_IN_SYSCALL_BIT	1	/* did signal interrupt a syscall? */
+#define IA64_SC_FLAG_FPH_VALID_BIT	2	/* is state in f[32]-f[127] valid? */
+
+#define IA64_SC_FLAG_ONSTACK		(1 << IA64_SC_FLAG_ONSTACK_BIT)
+#define IA64_SC_FLAG_IN_SYSCALL		(1 << IA64_SC_FLAG_IN_SYSCALL_BIT)
+#define IA64_SC_FLAG_FPH_VALID		(1 << IA64_SC_FLAG_FPH_VALID_BIT)
+
 #endif /* _BITS_SIGCONTEXT_H */
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