1 /*

     2  * Copyright (c) 1994, 1998, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 #ifndef _JAVASOFT_WIN32_TIMEVAL_H_

    27 #define _JAVASOFT_WIN32_TIMEVAL_H_

    28 

    29 typedef struct {

    30         long tv_sec;

    31         long tv_usec;

    32 } timeval_t;

    33 

    34 /*

    35  * Operations on timevals.

    36  *

    37  * NB: timercmp does not work for >=, <= or ==.

    38  */

    39 #define timerisset(tvp)         ((tvp)->tv_sec || (tvp)->tv_usec)

    40 #define timercmp(tvp, uvp, cmp) \

    41         ((tvp)->tv_sec cmp (uvp)->tv_sec || \

    42          (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)

    43 #define timereq(tvp, uvp) \

    44          ((tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec == (uvp)->tv_usec)

    45 #define timerclear(tvp)         (tvp)->tv_sec = (tvp)->tv_usec = 0

    46 

    47 void timeradd(timeval_t*, timeval_t*);

    48 void timersub(timeval_t*, timeval_t*);

    49 

    50 #endif /* !_JAVASOFT_WIN32_TIMEVAL_H_ */