trace: convert stderr backend to log

[Also update .travis.yml --enable-trace-backends=stderr
--Stefan]

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Message-id: 1452174932-28657-10-git-send-email-den@openvz.org
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 0 insertions, 47 deletions

diff --git a/scripts/tracetool/backend/stderr.py b/scripts/tracetool/backend/stderr.py
deleted file mode 100644
index ca58054621..0000000000
--- a/scripts/tracetool/backend/stderr.py
+++ /dev/null
@@ -1,47 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: utf-8 -*-
-
-"""
-Stderr built-in backend.
-"""
-
-__author__     = "Lluís Vilanova <vilanova@ac.upc.edu>"
-__copyright__  = "Copyright 2012-2014, Lluís Vilanova <vilanova@ac.upc.edu>"
-__license__    = "GPL version 2 or (at your option) any later version"
-
-__maintainer__ = "Stefan Hajnoczi"
-__email__      = "stefanha@linux.vnet.ibm.com"
-
-
-from tracetool import out
-
-
-PUBLIC = True
-
-
-def generate_h_begin(events):
-    out('#include <stdio.h>',
-        '#include <sys/time.h>',
-        '#include <sys/types.h>',
-        '#include <unistd.h>',
-        '#include "trace/control.h"',
-        '')
-
-
-def generate_h(event):
-    argnames = ", ".join(event.args.names())
-    if len(event.args) > 0:
-        argnames = ", " + argnames
-
-    out('    if (trace_event_get_state(%(event_id)s)) {',
-        '        struct timeval _now;',
-        '        gettimeofday(&_now, NULL);',
-        '        fprintf(stderr, "%%d@%%zd.%%06zd:%(name)s " %(fmt)s "\\n",',
-        '                        getpid(),',
-        '                        (size_t)_now.tv_sec, (size_t)_now.tv_usec',
-        '                        %(argnames)s);',
-        '    }',
-        event_id="TRACE_" + event.name.upper(),
-        name=event.name,
-        fmt=event.fmt.rstrip("\n"),
-        argnames=argnames)