Merge commit 'origin/master' into pr6429-comp-unwindsyms

* commit 'origin/master':
  Fix assignment optimization expected results.
  PR6538: more testsuite tweaks for read-only warnings
  PR6538: more tapset fixes
  PR6538: explain why absentstats.stp logs will contain warnings
  PR6538: fix treatment of initialized globals
  Use pointer_arg to fetch arguments for syscall.utime and compat_utime.
  Optimize compound and binary expression assignments.
  Check new (sub) functions of _struct_utimbuf_* and _struct_compat_utimbuf_*.
  PR6538: tapset changes
  PR6538: testsuite changes
  PR5001: fix test suite collateral damage
  PR6538: warn about read-only variables
  Add some scripts and descriptions to the systemtap.examples.
  PR5001: Remove _stp_ctime and always use ctime.
  Use tr1/unordered_map instead of the deprecated ext/hash_map.
  PR6524: ctime() on bad values hangs system.
  Optimize away assignments in other contexts.
  Optimize away assignments in other contexts.
  dummy commit for testing systemtap-cvs notification
  Remove sa_restorer initialization.

1 files changed, 23 insertions, 0 deletions

diff --git a/testsuite/systemtap.examples/sigkill.stp b/testsuite/systemtap.examples/sigkill.stp
new file mode 100644
index 00000000..8f754219
--- /dev/null
+++ b/testsuite/systemtap.examples/sigkill.stp
@@ -0,0 +1,23 @@
+#!/usr/bin/env stap
+# sigkill.stp
+# Copyright (C) 2007 Red Hat, Inc., Eugene Teo <eteo@redhat.com>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 as
+# published by the Free Software Foundation.
+#
+# /usr/share/systemtap/tapset/signal.stp:
+# [...]
+# probe signal.send = _signal.send.*
+# {
+# 	sig=$sig
+# 	sig_name = _signal_name($sig)
+# 	sig_pid = task_pid(task)
+# 	pid_name = task_execname(task)
+# [...]
+
+probe signal.send {
+	if (sig_name == "SIGKILL")
+		printf("%s was sent to %s (pid:%d) by %s uid:%d\n",
+				sig_name, pid_name, sig_pid, execname(), uid())
+}