g2o
os_specific.h
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1 // g2o - General Graph Optimization
2 // Copyright (C) 2011 R. Kuemmerle, G. Grisetti, W. Burgard
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26 
27 #ifndef G2O_OS_SPECIFIC_HH_
28 #define G2O_OS_SPECIFIC_HH_
29 
30 #ifdef WINDOWS
31 #include <stdio.h>
32 #include <stdlib.h>
33 #include <stdarg.h>
34 #ifndef _WINDOWS
35 #include <sys/time.h>
36 #endif
37 #define drand48() ((double) rand()/(double)RAND_MAX)
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 int 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