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author | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
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committer | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
commit | 66765100f4257159622cefe57bed50125a5ad017 (patch) | |
tree | a88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/qpid/Options.cpp | |
parent | 1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff) | |
parent | 88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff) | |
download | qpid-python-rajith_jms_client.tar.gz |
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp/src/qpid/Options.cpp')
-rw-r--r-- | cpp/src/qpid/Options.cpp | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/cpp/src/qpid/Options.cpp b/cpp/src/qpid/Options.cpp deleted file mode 100644 index 4b13e349f5..0000000000 --- a/cpp/src/qpid/Options.cpp +++ /dev/null @@ -1,200 +0,0 @@ -/* - * - * Copyright (c) 2006 The Apache Software Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -#include "qpid/Options.h" -#include "qpid/Exception.h" - -#include <boost/bind.hpp> - -#include <fstream> -#include <algorithm> -#include <iostream> - -namespace qpid { - -using namespace std; - - -namespace { - -struct EnvOptMapper { - static bool matchChar(char env, char opt) { - return (env==toupper(opt)) || (strchr("-.", opt) && env=='_'); - } - - static bool matchStr(const string& env, boost::shared_ptr<po::option_description> desc) { - return desc->long_name().size() == env.size() && - std::equal(env.begin(), env.end(), desc->long_name().begin(), &matchChar); - } - - static bool matchCase(const string& env, boost::shared_ptr<po::option_description> desc) { - return env == desc->long_name(); - } - - EnvOptMapper(const Options& o) : opts(o) {} - - string operator()(const string& envVar) { - static const std::string prefix("QPID_"); - if (envVar.substr(0, prefix.size()) == prefix) { - string env = envVar.substr(prefix.size()); - typedef const std::vector< boost::shared_ptr<po::option_description> > OptDescs; - OptDescs::const_iterator i = - find_if(opts.options().begin(), opts.options().end(), boost::bind(matchStr, env, _1)); - if (i != opts.options().end()) - return (*i)->long_name(); - } - return string(); - } - - - bool - isComment ( string const & str ) - { - size_t i = str.find_first_not_of ( " \t" ); - - if ( i == string::npos ) - return true; - - return str[i] == '#'; - } - - - string configFileLine (string& line) { - - if ( isComment ( line ) ) - return string(); - - size_t pos = line.find ('='); - if (pos == string::npos) - return string(); - string key = line.substr (0, pos); -#if (BOOST_VERSION >= 103300) - typedef const std::vector< boost::shared_ptr<po::option_description> > OptDescs; - OptDescs::const_iterator i = - find_if(opts.options().begin(), opts.options().end(), boost::bind(matchCase, key, _1)); - if (i != opts.options().end()) - return string (line) + "\n"; - else - return string(); -#else - // Use 'count' to see if this option exists. Using 'find' will SEGV or hang - // if the option has not been defined yet. - if ( opts.count(key.c_str()) > 0 ) - return string ( line ) + "\n"; - else - return string ( ); -#endif - } - - const Options& opts; -}; - -} -std::string prettyArg(const std::string& name, const std::string& value) { - return value.empty() ? name+" " : name+" ("+value+") "; -} - -Options::Options(const string& name) : - po::options_description(name) -{ -} - - - - - -void Options::parse(int argc, char const* const* argv, const std::string& configFile, bool allowUnknown) -{ - string defaultConfigFile = configFile; // May be changed by env/cmdline - string parsing; - try { - po::variables_map vm; - parsing="command line options"; - if (argc > 0 && argv != 0) { - if (allowUnknown) { - // This hideous workaround is required because boost 1.33 has a bug - // that causes 'allow_unregistered' to not work. - po::command_line_parser clp = po::command_line_parser(argc, const_cast<char**>(argv)). - options(*this).allow_unregistered(); - po::parsed_options opts = clp.run(); - po::parsed_options filtopts = clp.run(); - filtopts.options.clear (); - for (std::vector< po::basic_option<char> >::iterator i = opts.options.begin(); - i != opts.options.end(); i++) - if (!i->unregistered) - filtopts.options.push_back (*i); - po::store(filtopts, vm); - - } - else - po::store(po::parse_command_line(argc, const_cast<char**>(argv), *this), vm); - } - parsing="environment variables"; - po::store(po::parse_environment(*this, EnvOptMapper(*this)), vm); - po::notify(vm); // configFile may be updated from arg/env options. - if (!configFile.empty()) { - parsing="configuration file "+configFile; - ifstream conf(configFile.c_str()); - if (conf.good()) { - // Remove this hack when we get a stable version of boost that - // can allow unregistered options in config files. - EnvOptMapper mapper(*this); - stringstream filtered; - - while (!conf.eof()) { - string line; - getline (conf, line); - filtered << mapper.configFileLine (line); - } - - po::store(po::parse_config_file(filtered, *this), vm); - // End of hack - } - else { - // No error if default configfile is missing/unreadable - // but complain for non-default config file. - if (configFile != defaultConfigFile) - throw Exception("cannot read configuration file " - +configFile); - } - } - po::notify(vm); - } - catch (const std::exception& e) { - ostringstream msg; - msg << "Error in " << parsing << ": " << e.what() << endl; -#if (BOOST_VERSION >= 103300) - if (find_nothrow("help", false)) - msg << "Use --help to see valid options" << endl; -#endif - throw Exception(msg.str()); - } -} - -CommonOptions::CommonOptions(const string& name, const string& configfile) - : Options(name), config(configfile) -{ - addOptions() - ("help,h", optValue(help), "Displays the help message") - ("version,v", optValue(version), "Displays version information") - ("config", optValue(config, "FILE"), "Reads configuration from FILE"); -} - - -} // namespace qpid - |