从argv中解析出进程名称

#include <iostream>
#include <string>

#ifdef WIN32
#define PATH_SEP        "\\"
#else
#define PATH_SEP        "/"
#endif


int test(int argc, char *argv[])
{
    std::cout << argv[0] << std::endl;
    std::string strProcName = argv[0];
    std::string::size_type pos1 = strProcName.find_last_of(PATH_SEP);
    if (pos1 != std::string::npos)
    {
        strProcName = strProcName.substr(pos1+1);
    }
    std::cout << strProcName << std::endl;

    pos1 = strProcName.find(".exe");
    if (std::string::npos != pos1)
    {
        strProcName = strProcName.substr(0, pos1);
    }
    std::cout << strProcName << std::endl;
    return 0;
}