Re: [Boost-users] Reading & Parsing an .ini input file using BOOST... ..!!

Subject: Re: [Boost-users] Reading & Parsing an .ini input file using BOOST... ..!!
From: Gordon Woodhull (gordon_at_[hidden])
Date: 2013-10-22 21:37:03

> On Oct 22, 2013, at 8:42 PM, Edward Diener <eldiener_at_[hidden]> wrote:
> 
>> On 10/22/2013 7:52 PM, Rahul Mathur wrote:
>> All,
>> 
>> 
>> Need small help. I have an "input.ini" input file which contains sample
>> values like –
>> 
>> 
>> ---
>> 
>> App=| 5000 | 5001 | 0 |  |  |  | 1BYTE |
>> 
>> ---
>> 
>> 
>> Starting with word (viz. App), followed by equal sign, than data within
>> pipes (|) and blank space between two pipes ( |  | ). Anything only between
>> two pipes is to be read.
>> 
>> 
>> 
>> I am looking to parse this input file. After parsing, assign each data to
>> struct member type and than send this complete struct as socket.
>> 
>> 
>> 
>> I am looking to use Boost property tree (or the needed one) and finally the
>> ASIO to send the complete filled struct as stream.
>> 
>> I tried below code to read complete data and it worked but -
>> 
>> ---
>> #include <iostream>
>> #include <boost/property_tree/ptree.hpp>
>> #include <boost/property_tree/ini_parser.hpp>
>> #include <boost/filesystem/fstream.hpp>
>> 
>> int main()
>> {
>> 
>>   boost::property_tree::ptree pt;
>>   boost::property_tree::ini_parser::read_ini("input.ini", pt);
>>   std::cout << pt.get<std::string>("App") << std::endl;
>> }
>> ---
>> 
>> But, how to read between pipes?
> 
> Look at Boost tokenizer library. Or use standard regex or Boost regex depending on what your compiler supports.

Or algorithm::split
http://www.boost.org/doc/libs/1_54_0/doc/html/boost/algorithm/split_idp54600576.html