/elec/quadcopter

To get this branch, use:
bzr branch http://bzr.ed.am/elec/quadcopter

« back to all changes in this revision

Viewing changes to src/rc-interface/common.cc

  • Committer: dan
  • Date: 2016-04-10 13:36:22 UTC
  • Revision ID: dan-20160410133622-eagrslv007bj3loz
Updated Megashield project after long time

Show diffs side-by-side

added added

removed removed

src/rc-interface/common.cc
 
1
//
 
2
// common.cc
 
3
//
 
4
 
 
5
 
 
6
#include "common.h"
 
7
#include <limits.h>
 
8
 
 
9
 
 
10
unsigned long calculate_duration( unsigned long then, unsigned long now )
 
11
{
 
12
        return now - then;
 
13
        
 
14
        if( now < then )
 
15
                return now + ( ULONG_MAX - then );
 
16
        else
 
17
                return now - then;
 
18
}