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2answers
78 views

Thread-safe Phoenix Singleton class template with Boost

I've implemented the phoenix-singleton as a class template with boost inspired by Modern C++ Design. The code compiles fine with MSVC 2013 - and it seems to work, but I'm new to multi-threaded ...
3
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0answers
45 views

Elementwise iterator adaptor

There are many C++ implementations of the Euclidean vector. I.e., a vector in what is typically a 3- or 4-dimensional space. Something along the lines of ...
7
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1answer
55 views

Get extension(s) from path

I'm writing an utility function that returns the extension(s) of a boost::filesystem::path (v3). Boost's path class already has some of this functionality ...
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0answers
57 views

A reversed-string Trie data structure

This is a simple Trie data structure for strings, except it puts the strings into the structure backwards. The insert method simply iterates over chars from the string-to-be-inserted backwards, and ...
3
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1answer
70 views

Program that handles program options

I'm using boost::program_options to parse input from the user. However, while the standard library makes this an easy task to do, it's causing an (in my opinion) ...
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0answers
45 views

Wrapping boost accumulators

Here is a namespace for wrapping boost accumulators for use in a broader code base. I love these accumulators but re-typedefing them everywhere is ugly and a pain. ...
2
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1answer
76 views

Producer - Consumer interaction

I have an implementation of Producer-Consumer multi-threaded interaction.It works.But I feel that during the execution wait states happen too often between Consumer ...
6
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1answer
121 views

Predictive recursive descent parser for math expressions

I've been learning about language theory and parsing, and decided to write my first parser: a LL(1) recursive descent parser. But actually, it does a little more than just expressions; it can also ...
1
vote
1answer
90 views

A class for simple and efficient operations on boost::unordered_set

I wrote this class to perform simple template-set operations on boost::unordered_set. These operations are part of a larger code base. Calling them will be explicit ...
7
votes
1answer
316 views

Portable C++ boost::iterprocess::mutex

I was looking for long time around to have a portable robust solution for multiprocessing synchronization. Who touche this things know that good solution are boost::iterprocess named sync objects. ...
5
votes
1answer
144 views

Simple parsing for string formatting (version 2)

This is my second attempt (version 1) at writing a string formatting utility which uses parsing. This time I more explicitly designed it as a finite state machine. I have very little experience with ...
4
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1answer
127 views

Simple parsing for string formatting

Recently I submitted some string formatting and printing code (found here) that I wrote as an small exercise. It was implemented naively using string replacement. This time around I wanted to actually ...
10
votes
1answer
198 views

Did I implement my string formatting code correctly?

As a small exercise I have written some string formatting and printing functions in C++11. I would like a bit of code review, not so much on the merits of using this over something like ...
2
votes
3answers
107 views

Boost::range::for_each + functor

I would like your comments on my code in C++ (C++98 + Boost) I have written some code to use the functors with the boost::range::for_each algorithm. My main ...
6
votes
2answers
477 views

Multiple dispatch with variant and multi visitation in C++

The following program is a demonstration of variant and double visitation used to obtain double dispatch between the elements of two inhomogeneous containers. Most of the work is done at compile time. ...
8
votes
1answer
1k views

UDP Network server/client for gaming using boost.asio

I've designed those classes for use in a multiplayer game with possibly very high number of clients for one server. Is this implementation good, or is there something obvious I overlooked or something ...
7
votes
2answers
286 views

Simple and efficient boost::unordered_set intersection

I wrote this function to do unordered_set intersection using templates. I have seen this answer but I thought that is was overkill. I would like the method to take ...
4
votes
1answer
87 views

Template with boost::operators extremely verbose and repeating

I got the following ugly code: ...
3
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0answers
225 views

Smart pointer memory pool

I'm using a third-party library which utilizes boost::shared_ptr for memory management. The problem is that I need to allocate many objects and I have detected ...
3
votes
1answer
115 views

Converting data when output std container via ostream_iterator

I have a strongly typed enum and std::vector of this type. ...
4
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0answers
105 views

Reading Intervals from command line

I want to parse a command line using boost.program_options. Most of my command line arguments will be intervals, which I could implement as something like ...
11
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1answer
306 views

Partitioned Multikey Map

Below is the code for what I've called a partitioned_multitype_map. This has two major facets: Allowing a lookup based on keys of multiple lengths and of multiple ...
4
votes
1answer
147 views

Boost multi-index based orderbook

As suggested here, I'm using Boost multi-index to implement orderbook. So far my code looks like this: "CommonsNative.h" contains ...
7
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1answer
156 views

Moving method from derived class to base

I've some classes (Derived1, Derived2, etc.) derived from class Base. All of derived classes ...
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4answers
763 views

Converting std::string to int without Boost

I'm trying to convert an std::string to an int with a default value if the conversion fails. C's ...
3
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0answers
321 views

Signal simulation through Python scripts using shared memory for testing a C application

This is bit long, but I need to explain something before I can ask for actual reviews/advice. I have to test generated C code from Matlab Simulink model. I can create a executable binary from those. ...
6
votes
2answers
3k views

Multithreading C++ loop

I've made a small skeleton for a larger project that will include cross-platform multithreading (by using Boost) and thread-safe random numbers (by using GNU scientific libraries and mutexes). My ...
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0answers
830 views

Event system using callback functions in C++

I am learning C++ and have been trying to create an event system for use in a small game. This will be the mechanism by which game entities communicate. I would be eternally grateful if someone with ...
6
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1answer
388 views

Generic pipe and filters

I made a template pipe and filters to replace an old pipe and filters implementation that used inheritance and had a very heavy base class. ...
7
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1answer
4k views

Efficient smart pointer implementation in C++

The idea behind this is mainly educational but I might even consider using it in reality if turns out to be good. Here's my first try at implementing smart pointers: ...
3
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1answer
95 views

Selecting element from a collection based on bitwise-and result

I need to improve this section of code: ...
2
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1answer
2k views

Boost Threads - Producer Consumer threads with synchronization - Review

I have below code for multi threaded consumer and single producer. Kindly review it ro concurrency correctness. ...
12
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2answers
297 views

Handling game states for an online RPG game

I'm writing an ORPG. The code below is client-side. I have a main thread looping in Game::Run: ...
10
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4answers
976 views

Force locking for thread-safety

After reading Herb Sutter's Associate Mutexes with Data to Prevent Races, I found that my solution was superior in several aspects, least important first: The code is cleaner, without macros No ...
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0answers
104 views

Take two on type to instance map

I realised that what I was doing wasn't particularly smart, so I switched to a different approach. This costs more dynamic allocations but has a much simpler implementation: ...
2
votes
1answer
211 views

C++ Singleton Boost Based Timer (For Review)

I would like a review on this code, and how I could make it better. ...
2
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2answers
694 views

boost::thread producer consumer

I am new toboost::thread I am making a producer consumer with a Monitor. This is how I've coded it so far. ...
2
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0answers
722 views

Boost Python converter for std::tuple

I could not find a Boost Python converter which converts std::tuple, so I wrote one. This was tested with a g++ 4.7 snapshot on Debian squeeze. It uses C++ 11 ...
7
votes
3answers
752 views

Boost CRC example program file

I'm currently looking at this Boost::CRC example code which I have also inserted below. I always try to look for suggestions for improving my own coding style when I encounter well-written and ...
10
votes
1answer
281 views

Emulator for representing hardware and operating systems

This is an emulator I am currently re-writing for my Operating Systems course. It is a simple emulator that is supposed to represent hardware, OS, etc. It is strictly for learning purposes and I want ...
8
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1answer
2k views

Small C++ Boost extension based on boost::property_tree

This is a small extension based on a boost::property_tree, which supports arbitrary values for the properties and appropriate serialization. It can be used as an ...