/////////////////////// Functions ///////////////////////
extern void string_to_vec(std::vector<std::string>& args, std::string argstr);
+extern void clear_g_str_vec();
extern void env_to_vec(std::vector<const char*>& args, const char *name=NULL);
extern void argv_to_vec(int argc, const char **argv,
std::vector<const char*>& args);