regex_search匹配全部

#include <iostream> #include <cassert>
#include <string>
#include <algorithm>
#include <functional>
#include <vector>
#include <fstream>
#include "boost/regex.hpp"

//".*[\u4e00-\u9fa5]+.*"
int main() {  

    while (true)
    {
        std::cout << "Enter a filename: \n";
        std::string s;  std::getline(std::cin, s);
        if (s.compare("exit") == 0)
        {
            break;
        }

        std::ifstream fin(s.c_str());
        if(!fin.is_open())
            return false;

        s = s + ".xml";
        std::ofstream fou(s.c_str());
        if(!fin.is_open())
            return false;

        int nCount = 1;
        std::vector<std::string> strvect;


        fou << "<config name=\"SDErrCode\">" << std::endl;
        while(!fin.eof())
        {
            std::string inbuf;
            getline(fin, inbuf,'\n');
            strvect.push_back(inbuf);

            try {   
                boost::regex reg("\".*[\u4e00-\u9fa5]+.*\"");   
                boost::smatch what;
                std::string::const_iterator start = inbuf.begin();
                std::string::const_iterator end = inbuf.end();
                if(boost::regex_search(start,end, what, reg))
                {
                    for(int i=0;i< what.size();i++)
                    {
                        fou << "\t<error name = \"\"\t\t" << "value=\"" << nCount++ << "\" " << "desc="<< what[i].str() << " />" << std::endl;
                    }
                }
            } 
            catch(const boost::bad_expression& e)
            {   
                std::cout <<       "That's not a valid regular expression! (Error: " <<       e.what() << ") Exiting...\n"; 
            }
        }
        fou << "</config>" << std::endl;
     }

    getchar();
    return 0;
}