g2o
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os_specific.h
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1// g2o - General Graph Optimization
2// Copyright (C) 2011 R. Kuemmerle, G. Grisetti, W. Burgard
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 are
7// met:
8//
9// * Redistributions of source code must retain the above copyright notice,
10// this list of conditions and the following disclaimer.
11// * Redistributions in binary form must reproduce the above copyright
12// notice, this list of conditions and the following disclaimer in the
13// documentation and/or other materials provided with the distribution.
14//
15// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
16// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
18// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
21// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
22// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
23// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
24// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
27#ifndef G2O_OS_SPECIFIC_HH_
28#define G2O_OS_SPECIFIC_HH_
29
30#ifdef WINDOWS
31#include <stdarg.h>
32#include <stdio.h>
33#include <stdlib.h>
34#ifndef _WINDOWS
35#include <sys/time.h>
36#endif
37#define drand48() ((double)rand() / (double)RAND_MAX)
38
39#ifdef __cplusplus
40extern "C" {
41#endif
42
43int vasprintf(char** strp, const char* fmt, va_list ap);
44
45#ifdef __cplusplus
46}
47#endif
48
49#endif
50
51#ifdef UNIX
52#include <sys/time.h>
53// nothing to do on real operating systems
54#endif
55
56#endif