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Annotation of fam/fam/timeval.c++, Revision 1.1

1.1     ! trev        1: //  Copyright (C) 1999 Silicon Graphics, Inc.  All Rights Reserved.
        !             2: //
        !             3: //  This program is free software; you can redistribute it and/or modify it
        !             4: //  under the terms of version 2 of the GNU General Public License as
        !             5: //  published by the Free Software Foundation.
        !             6: //
        !             7: //  This program is distributed in the hope that it would be useful, but
        !             8: //  WITHOUT ANY WARRANTY; without even the implied warranty of
        !             9: //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  Further, any
        !            10: //  license provided herein, whether implied or otherwise, is limited to
        !            11: //  this program in accordance with the express provisions of the GNU
        !            12: //  General Public License.  Patent licenses, if any, provided herein do not
        !            13: //  apply to combinations of this program with other product or programs, or
        !            14: //  any other product whatsoever.  This program is distributed without any
        !            15: //  warranty that the program is delivered free of the rightful claim of any
        !            16: //  third person by way of infringement or the like.  See the GNU General
        !            17: //  Public License for more details.
        !            18: //
        !            19: //  You should have received a copy of the GNU General Public License along
        !            20: //  with this program; if not, write the Free Software Foundation, Inc., 59
        !            21: //  Temple Place - Suite 330, Boston MA 02111-1307, USA.
        !            22:
        !            23: #include "timeval.h"
        !            24:
        !            25: timeval&
        !            26: operator += (timeval& left, const timeval& right)
        !            27: {
        !            28:     left.tv_sec += right.tv_sec;
        !            29:     left.tv_usec += right.tv_usec;
        !            30:     while (left.tv_usec >= 1000000)
        !            31:     {   left.tv_usec -= 1000000;
        !            32: 	left.tv_sec += 1;
        !            33:     }
        !            34:     return left;
        !            35: }
        !            36:
        !            37: timeval&
        !            38: operator -= (timeval& left, const timeval& right)
        !            39: {
        !            40:     left.tv_sec -= right.tv_sec;
        !            41:     left.tv_usec -= right.tv_usec;
        !            42:     while (left.tv_usec < 0)
        !            43:     {   left.tv_usec += 1000000;
        !            44: 	left.tv_sec -= 1;
        !            45:     }
        !            46:     return left;
        !            47: }