| # -*- coding: utf-8 -*- |
| |
| """ |
| Stderr built-in backend. |
| """ |
| |
| __author__ = "Lluís Vilanova <vilanova@ac.upc.edu>" |
| __copyright__ = "Copyright 2012-2017, Lluís Vilanova <vilanova@ac.upc.edu>" |
| __license__ = "GPL version 2 or (at your option) any later version" |
| |
| __maintainer__ = "Stefan Hajnoczi" |
| __email__ = "stefanha@redhat.com" |
| |
| |
| import os.path |
| |
| from tracetool import out |
| |
| |
| PUBLIC = True |
| |
| |
| def generate_h_begin(events, group): |
| out('#include "qemu/log-for-trace.h"', |
| '#include "qemu/error-report.h"', |
| '') |
| |
| |
| def generate_h(event, group): |
| argnames = ", ".join(event.args.names()) |
| if len(event.args) > 0: |
| argnames = ", " + argnames |
| |
| if "vcpu" in event.properties: |
| # already checked on the generic format code |
| cond = "true" |
| else: |
| cond = "trace_event_get_state(%s)" % ("TRACE_" + event.name.upper()) |
| |
| out(' if (%(cond)s && qemu_loglevel_mask(LOG_TRACE)) {', |
| ' if (message_with_timestamp) {', |
| ' struct timeval _now;', |
| ' gettimeofday(&_now, NULL);', |
| '#line %(event_lineno)d "%(event_filename)s"', |
| ' qemu_log("%%d@%%zu.%%06zu:%(name)s " %(fmt)s "\\n",', |
| ' qemu_get_thread_id(),', |
| ' (size_t)_now.tv_sec, (size_t)_now.tv_usec', |
| ' %(argnames)s);', |
| '#line %(out_next_lineno)d "%(out_filename)s"', |
| ' } else {', |
| '#line %(event_lineno)d "%(event_filename)s"', |
| ' qemu_log("%(name)s " %(fmt)s "\\n"%(argnames)s);', |
| '#line %(out_next_lineno)d "%(out_filename)s"', |
| ' }', |
| ' }', |
| cond=cond, |
| event_lineno=event.lineno, |
| event_filename=os.path.relpath(event.filename), |
| name=event.name, |
| fmt=event.fmt.rstrip("\n"), |
| argnames=argnames) |
| |
| |
| def generate_h_backend_dstate(event, group): |
| out(' trace_event_get_state_dynamic_by_id(%(event_id)s) || \\', |
| event_id="TRACE_" + event.name.upper()) |
