4 // Fraunhofer Institute for Open Communication Systems (FOKUS)
5 // Competence Center NETwork research (NET), St. Augustin, GERMANY
6 // Stefan Bund <g0dil@berlios.de>
8 // This program is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 2 of the License, or
11 // (at your option) any later version.
13 // This program is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // You should have received a copy of the GNU General Public License
19 // along with this program; if not, write to the
20 // Free Software Foundation, Inc.,
21 // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 \brief Executor non-inline non-template implementation */
26 #include "Executor.hh"
27 //#include "Executor.ih"
31 //#include "Executor.mpp"
33 ///////////////////////////////cc.p////////////////////////////////////////
37 struct TraverseTokens {
38 typedef std::string const & result_type;
39 result_type operator()(senf::console::Token const & token) const {
46 ///////////////////////////////////////////////////////////////////////////
47 // senf::console::Executor
49 prefix_ void senf::console::Executor::execute(std::ostream & output,
50 ParseCommandInfo const & command)
52 SENF_LOG(( "Executing: " << command ));
54 if (cwd_.expired() || ! cwd().active())
58 switch(command.builtin()) {
59 case ParseCommandInfo::NoBuiltin : {
62 GenericNode & node ( traverseNode(command.commandPath()) );
63 DirectoryNode * dir ( dynamic_cast<DirectoryNode*>(&node) );
65 if (autocd_ && command.tokens().empty()) {
67 cwd_ = dir->thisptr();
69 throw InvalidCommandException();
71 dynamic_cast<CommandNode &>(node)(output, command);
76 case ParseCommandInfo::BuiltinCD :
80 if ( command.arguments() ) {
81 if (command.arguments().begin()->size() == 1
82 && command.arguments().begin()->begin()->value() == "-") {
83 if (oldCwd_.expired() || ! oldCwd_.lock()->active()) {
91 cwd_ = traverseDirectory(*command.arguments().begin()).thisptr();
95 catch (IgnoreCommandException &) {
96 throw SyntaxErrorException(
97 "'cd' cannot be skipped (don't use 'cd' in conf-files)");
101 case ParseCommandInfo::BuiltinLS : {
104 DirectoryNode const & dir ( command.arguments()
105 ? traverseDirectory(*command.arguments().begin())
107 for (DirectoryNode::child_iterator i (dir.children().begin());
108 i != dir.children().end(); ++i) {
110 if (boost::dynamic_pointer_cast<DirectoryNode>(i->second))
117 case ParseCommandInfo::BuiltinPUSHD :
118 dirstack_.push_back(DirEntry(cwd_, skipping_));
119 if ( ! skipping_ && command.arguments() ) {
121 cwd_ = traverseDirectory(*command.arguments().begin()).thisptr();
123 catch (IgnoreCommandException &) {
130 case ParseCommandInfo::BuiltinPOPD :
131 if (! dirstack_.empty()) {
132 cwd_ = dirstack_.back().dir;
133 skipping_ = dirstack_.back().skip;
134 dirstack_.pop_back();
138 case ParseCommandInfo::BuiltinEXIT :
141 throw ExitException();
143 case ParseCommandInfo::BuiltinHELP :
146 GenericNode const & node (command.arguments()
147 ? traverseNode(*command.arguments().begin())
149 output << prettyName(typeid(node)) << " at " << node.path() << "\n\n";
151 output << std::flush;
156 catch (InvalidPathException &) {
157 output << "invalid path" << std::endl;
159 catch (InvalidDirectoryException &) {
160 output << "invalid directory" << std::endl;
162 catch (InvalidCommandException &) {
163 output << "invalid command" << std::endl;
165 catch (IgnoreCommandException &) {}
168 prefix_ senf::console::GenericNode &
169 senf::console::Executor::traverseNode(ParseCommandInfo::TokensRange const & path)
174 boost::make_iterator_range(
175 boost::make_transform_iterator(path.begin(), TraverseTokens()),
176 boost::make_transform_iterator(path.end(), TraverseTokens())) );
178 catch (std::bad_cast &) {
179 throw InvalidPathException();
181 catch (UnknownNodeNameException &) {
182 throw InvalidPathException();
186 prefix_ senf::console::DirectoryNode &
187 senf::console::Executor::traverseDirectory(ParseCommandInfo::TokensRange const & path)
190 return dynamic_cast<DirectoryNode&>( traverseNode(path) );
192 catch (std::bad_cast &) {
193 throw InvalidDirectoryException();
195 catch (InvalidPathException &) {
196 throw InvalidDirectoryException();
200 ///////////////////////////////cc.e////////////////////////////////////////
202 //#include "Executor.mpp"
208 // comment-column: 40
209 // c-file-style: "senf"
210 // indent-tabs-mode: nil
211 // ispell-local-dictionary: "american"
212 // compile-command: "scons -u test"