From 2c9771d33072dfe6abe553a2e1ba3b2883f7ca77 Mon Sep 17 00:00:00 2001 From: Mark Kettenis Date: Fri, 18 Aug 2006 08:49:04 +0000 Subject: [PATCH] * sparc-nat.c (sparc_xfer_wcookie): Signal EOF. Tweak comment. --- gdb/ChangeLog | 4 ++++ gdb/sparc-nat.c | 8 +++++--- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 2ef63636966..22c6a80ede0 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2006-08-18 Mark Kettenis + + * sparc-nat.c (sparc_xfer_wcookie): Signal EOF. Tweak comment. + 2006-08-18 Daniel Jacobowitz * dwarf2read.c (quirk_gcc_member_function_pointer): New. diff --git a/gdb/sparc-nat.c b/gdb/sparc-nat.c index ac2a0c82314..368b8ef33e0 100644 --- a/gdb/sparc-nat.c +++ b/gdb/sparc-nat.c @@ -264,14 +264,16 @@ sparc_xfer_wcookie (struct target_ops *ops, enum target_object object, gdb_assert (object == TARGET_OBJECT_WCOOKIE); gdb_assert (readbuf && writebuf == NULL); - if (offset >= sizeof (unsigned long)) + if (offset == sizeof (unsigned long)) + return 0; /* Signal EOF. */ + if (offset > sizeof (unsigned long)) return -1; #ifdef PT_WCOOKIE /* If PT_WCOOKIE is defined (by ), assume we're running on an OpenBSD release that uses StackGhost (3.1 or - later). As of release 3.4, OpenBSD doesn't use a randomized - cookie yet, but a future release probably will. */ + later). Since release 3.6, OpenBSD uses a fully randomized + cookie. */ { int pid;