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[Qemu-devel] [PATCH v8 4/8] tracetool: Add support for the 'stderr' back
From: |
Lluís Vilanova |
Subject: |
[Qemu-devel] [PATCH v8 4/8] tracetool: Add support for the 'stderr' backend |
Date: |
Tue, 3 Apr 2012 20:47:55 +0200 |
User-agent: |
StGit/0.16 |
Signed-off-by: Lluís Vilanova <address@hidden>
---
scripts/tracetool/backend/stderr.py | 56 +++++++++++++++++++++++++++++++++++
1 files changed, 56 insertions(+), 0 deletions(-)
create mode 100644 scripts/tracetool/backend/stderr.py
diff --git a/scripts/tracetool/backend/stderr.py
b/scripts/tracetool/backend/stderr.py
new file mode 100644
index 0000000..917fde7
--- /dev/null
+++ b/scripts/tracetool/backend/stderr.py
@@ -0,0 +1,56 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+"""
+Stderr built-in backend.
+"""
+
+__author__ = "Lluís Vilanova <address@hidden>"
+__copyright__ = "Copyright 2012, Lluís Vilanova <address@hidden>"
+__license__ = "GPL version 2 or (at your option) any later version"
+
+__maintainer__ = "Stefan Hajnoczi"
+__email__ = "address@hidden"
+
+
+from tracetool import out
+
+
+def c(events):
+ out('#include "trace.h"',
+ '',
+ 'TraceEvent trace_list[] = {')
+
+ for e in events:
+ out('{.tp_name = "%(name)s", .state=0},',
+ name = e.name,
+ )
+
+ out('};')
+
+def h(events):
+ out('#include <stdio.h>',
+ '#include "trace/stderr.h"',
+ '',
+ 'extern TraceEvent trace_list[];')
+
+ for num, e in enumerate(events):
+ argnames = ", ".join(e.args.names())
+ if len(e.args) > 0:
+ argnames = ", " + argnames
+
+ out('static inline void trace_%(name)s(%(args)s)',
+ '{',
+ ' if (trace_list[%(event_num)s].state != 0) {',
+ ' fprintf(stderr, "%(name)s " %(fmt)s "\\n" %(argnames)s);',
+ ' }',
+ '}',
+ name = e.name,
+ args = e.args,
+ event_num = num,
+ fmt = e.fmt,
+ argnames = argnames,
+ )
+
+ out('',
+ '#define NR_TRACE_EVENTS %d' % len(events))
- [Qemu-devel] [PATCH v8 0/8] Rewrite tracetool using python modules, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 2/8] tracetool: Add module for the 'c' format, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 1/8] tracetool: Rewrite infrastructure as python modules, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 3/8] tracetool: Add module for the 'h' format, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 4/8] tracetool: Add support for the 'stderr' backend,
Lluís Vilanova <=
- [Qemu-devel] [PATCH v8 6/8] tracetool: Add support for the 'ust' backend, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 5/8] tracetool: Add support for the 'simple' backend, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 7/8] tracetool: Add support for the 'dtrace' backend, Lluís Vilanova, 2012/04/03
- [Qemu-devel] [PATCH v8 8/8] tracetool: Add MAINTAINERS info, Lluís Vilanova, 2012/04/03
- Re: [Qemu-devel] [PATCH v8 0/8] Rewrite tracetool using python modules, Stefan Hajnoczi, 2012/04/13