2020-06-25 23:08:05 +02:00
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/*
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* Copyright © 2020 Endless Mobile, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*
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* Author: Philip Withnall <withnall@endlessm.com>
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*/
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#pragma once
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#ifdef HAVE_SYSPROF
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#include <sysprof-capture.h>
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#endif
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2020-08-21 17:49:08 +02:00
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#include "glib.h"
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2020-06-25 23:08:05 +02:00
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G_BEGIN_DECLS
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/*
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* G_TRACE_CURRENT_TIME:
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*
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* Get the current time, in nanoseconds since the tracing epoch. This (and only
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* this) is suitable for passing to tracing functions like g_trace_mark(). It is
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* not suitable for other timekeeping.
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*
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* The tracing epoch is implementation defined, but is guaranteed to be
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* unchanged within the lifetime of each thread. It is not comparable across
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* threads or process instances.
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*
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* If tracing support is disabled, this evaluates to `0`.
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*
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* Since: 2.66
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*/
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#ifdef HAVE_SYSPROF
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#define G_TRACE_CURRENT_TIME SYSPROF_CAPTURE_CURRENT_TIME
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#else
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#define G_TRACE_CURRENT_TIME 0
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#endif
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void (g_trace_mark) (gint64 begin_time_nsec,
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gint64 duration_nsec,
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const gchar *group,
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const gchar *name,
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const gchar *message_format,
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2020-10-23 13:07:02 +02:00
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...) G_GNUC_PRINTF (5, 6);
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2020-06-25 23:08:05 +02:00
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#ifndef HAVE_SYSPROF
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/* Optimise the whole call out */
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#if defined(G_HAVE_ISO_VARARGS)
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#define g_trace_mark(b, d, g, n, m, ...)
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#elif defined(G_HAVE_GNUC_VARARGS)
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#define g_trace_mark(b, d, g, n, m...)
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#else
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/* no varargs macro support; the call will have to be optimised out by the compiler */
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#endif
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#endif
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2020-08-21 17:48:40 +02:00
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guint (g_trace_define_int64_counter) (const char *group,
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const char *name,
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const char *description);
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void (g_trace_set_int64_counter) (guint id,
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gint64 value);
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#ifndef HAVE_SYSPROF
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#define g_trace_define_int64_counter(g, n, d) ((guint) -1)
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#define g_trace_set_int64_counter(i,v)
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#endif
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2020-06-25 23:08:05 +02:00
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G_END_DECLS
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