Details | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
6099 | serge | 1 | /*- |
2 | * Copyright (c) 2002 Mike Barcroft |
||
3 | * All rights reserved. |
||
4 | * |
||
5 | * Redistribution and use in source and binary forms, with or without |
||
6 | * modification, are permitted provided that the following conditions |
||
7 | * are met: |
||
8 | * 1. Redistributions of source code must retain the above copyright |
||
9 | * notice, this list of conditions and the following disclaimer. |
||
10 | * 2. Redistributions in binary form must reproduce the above copyright |
||
11 | * notice, this list of conditions and the following disclaimer in the |
||
12 | * documentation and/or other materials provided with the distribution. |
||
13 | * |
||
14 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
||
15 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
||
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
||
17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
||
18 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
||
19 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
||
20 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
||
21 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
||
22 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
||
23 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
||
24 | * SUCH DAMAGE. |
||
25 | * |
||
26 | * $FreeBSD$ |
||
27 | */ |
||
28 | |||
29 | #ifndef _SYS__TIMEVAL_H_ |
||
30 | #define _SYS__TIMEVAL_H_ |
||
31 | |||
32 | #include |
||
33 | |||
34 | #ifndef _SUSECONDS_T_DECLARED |
||
35 | typedef __suseconds_t suseconds_t; |
||
36 | #define _SUSECONDS_T_DECLARED |
||
37 | #endif |
||
38 | |||
39 | #ifndef __time_t_defined |
||
40 | typedef _TIME_T_ time_t; |
||
41 | #define __time_t_defined |
||
42 | #endif |
||
43 | |||
44 | /* This define is also used outside of Newlib, e.g. in MinGW-w64 */ |
||
45 | #ifndef _TIMEVAL_DEFINED |
||
46 | #define _TIMEVAL_DEFINED |
||
47 | |||
48 | /* |
||
49 | * Structure returned by gettimeofday(2) system call, and used in other calls. |
||
50 | */ |
||
51 | struct timeval { |
||
52 | time_t tv_sec; /* seconds */ |
||
53 | suseconds_t tv_usec; /* and microseconds */ |
||
54 | }; |
||
55 | |||
56 | #if __BSD_VISIBLE |
||
57 | #ifndef _KERNEL /* NetBSD/OpenBSD compatible interfaces */ |
||
58 | |||
59 | #define timerclear(tvp) ((tvp)->tv_sec = (tvp)->tv_usec = 0) |
||
60 | #define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec) |
||
61 | #define timercmp(tvp, uvp, cmp) \ |
||
62 | (((tvp)->tv_sec == (uvp)->tv_sec) ? \ |
||
63 | ((tvp)->tv_usec cmp (uvp)->tv_usec) : \ |
||
64 | ((tvp)->tv_sec cmp (uvp)->tv_sec)) |
||
65 | #define timeradd(tvp, uvp, vvp) \ |
||
66 | do { \ |
||
67 | (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \ |
||
68 | (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec; \ |
||
69 | if ((vvp)->tv_usec >= 1000000) { \ |
||
70 | (vvp)->tv_sec++; \ |
||
71 | (vvp)->tv_usec -= 1000000; \ |
||
72 | } \ |
||
73 | } while (0) |
||
74 | #define timersub(tvp, uvp, vvp) \ |
||
75 | do { \ |
||
76 | (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \ |
||
77 | (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \ |
||
78 | if ((vvp)->tv_usec < 0) { \ |
||
79 | (vvp)->tv_sec--; \ |
||
80 | (vvp)->tv_usec += 1000000; \ |
||
81 | } \ |
||
82 | } while (0) |
||
83 | #endif |
||
84 | #endif /* __BSD_VISIBLE */ |
||
85 | |||
86 | #endif /* _TIMEVAL_DEFINED */ |
||
87 | |||
88 | #endif /* !_SYS__TIMEVAL_H_ */> |