89 lines
2.4 KiB
C
89 lines
2.4 KiB
C
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/* GLIB - Library of useful routines for C programming
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* gmain.c: Main loop abstraction, timeouts, and idle functions
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* Copyright 1998 Owen Taylor
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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 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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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/*
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* Modified by the GLib Team and others 1997-2000. See the AUTHORS
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* file for a list of people on the GLib Team. See the ChangeLog
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* files for a list of changes. These files are distributed with
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* GLib at ftp://ftp.gtk.org/pub/gtk/.
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*/
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/*
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* MT safe
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*/
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#include "config.h"
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#include "glibconfig.h"
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#ifdef HAVE_SYS_TIME_H
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#include <sys/time.h>
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#endif /* HAVE_SYS_TIME_H */
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#ifdef G_OS_WIN32
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#define STRICT
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#include <windows.h>
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#endif /* G_OS_WIN32 */
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#include "gmessages.h"
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#include "gmain.h"
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/**
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* g_get_current_time:
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* @result: #GTimeVal structure in which to store current time.
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*
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* Equivalent to the UNIX gettimeofday() function, but portable.
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*
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* You may find g_get_real_time() to be more convenient.
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**/
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void
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g_get_current_time (GTimeVal *result)
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{
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#ifndef G_OS_WIN32
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struct timeval r;
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g_return_if_fail (result != NULL);
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/*this is required on alpha, there the timeval structs are int's
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not longs and a cast only would fail horribly*/
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gettimeofday (&r, NULL);
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result->tv_sec = r.tv_sec;
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result->tv_usec = r.tv_usec;
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#else
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FILETIME ft;
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guint64 time64;
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g_return_if_fail (result != NULL);
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GetSystemTimeAsFileTime (&ft);
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memmove (&time64, &ft, sizeof (FILETIME));
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/* Convert from 100s of nanoseconds since 1601-01-01
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* to Unix epoch. Yes, this is Y2038 unsafe.
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*/
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time64 -= G_GINT64_CONSTANT (116444736000000000);
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time64 /= 10;
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result->tv_sec = time64 / 1000000;
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result->tv_usec = time64 % 1000000;
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#endif
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}
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