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::ArgumentToken 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 : {
60 GenericNode & node ( traverseCommand(command.commandPath()) );
61 DirectoryNode * dir ( dynamic_cast<DirectoryNode*>(&node) );
63 if (autocd_ && command.tokens().empty()) {
65 cwd_ = dir->thisptr();
67 throw InvalidCommandException();
69 dynamic_cast<CommandNode &>(node)(output, command);
74 case ParseCommandInfo::BuiltinCD :
75 if ( command.arguments() ) {
76 if (command.arguments().begin()->size() == 1
77 && command.arguments().begin()->begin()->value() == "-") {
78 if (oldCwd_.expired() || ! oldCwd_.lock()->active()) {
86 cwd_ = traverseDirectory(*command.arguments().begin()).thisptr();
91 case ParseCommandInfo::BuiltinLS : {
92 DirectoryNode const & dir ( command.arguments()
93 ? traverseDirectory(*command.arguments().begin())
95 for (DirectoryNode::child_iterator i (dir.children().begin());
96 i != dir.children().end(); ++i) {
98 if (boost::dynamic_pointer_cast<DirectoryNode>(i->second))
105 case ParseCommandInfo::BuiltinPUSHD :
106 dirstack_.push_back(cwd_);
107 if ( command.arguments() )
108 cwd_ = traverseDirectory(*command.arguments().begin()).thisptr();
111 case ParseCommandInfo::BuiltinPOPD :
112 if (! dirstack_.empty()) {
113 cwd_ = dirstack_.back();
114 dirstack_.pop_back();
118 case ParseCommandInfo::BuiltinEXIT :
119 throw ExitException();
121 case ParseCommandInfo::BuiltinHELP :
122 GenericNode const & node (command.arguments()
123 ? traverseNode(*command.arguments().begin())
125 output << prettyName(typeid(node)) << " at " << node.path() << "\n\n";
127 output << std::flush;
132 catch (InvalidPathException &) {
133 output << "invalid path" << std::endl;
135 catch (InvalidDirectoryException &) {
136 output << "invalid directory" << std::endl;
138 catch (InvalidCommandException &) {
139 output << "invalid command" << std::endl;
141 catch (IgnoreCommandException &) {}
144 prefix_ senf::console::GenericNode &
145 senf::console::Executor::traverseNode(ParseCommandInfo::TokensRange const & path)
150 boost::make_iterator_range(
151 boost::make_transform_iterator(path.begin(), TraverseTokens()),
152 boost::make_transform_iterator(path.end(), TraverseTokens())) );
154 catch (std::bad_cast &) {
155 throw InvalidPathException();
157 catch (UnknownNodeNameException &) {
158 throw InvalidPathException();
162 prefix_ senf::console::GenericNode &
163 senf::console::Executor::traverseCommand(ParseCommandInfo::CommandPathRange const & path)
166 return traverse(cwd(), path);
168 catch (std::bad_cast &) {
169 throw InvalidPathException();
171 catch (UnknownNodeNameException &) {
172 throw InvalidPathException();
176 prefix_ senf::console::DirectoryNode &
177 senf::console::Executor::traverseDirectory(ParseCommandInfo::TokensRange const & path)
180 return dynamic_cast<DirectoryNode&>( traverseNode(path) );
182 catch (std::bad_cast &) {
183 throw InvalidDirectoryException();
185 catch (InvalidPathException &) {
186 throw InvalidDirectoryException();
190 ///////////////////////////////cc.e////////////////////////////////////////
192 //#include "Executor.mpp"
198 // comment-column: 40
199 // c-file-style: "senf"
200 // indent-tabs-mode: nil
201 // ispell-local-dictionary: "american"
202 // compile-command: "scons -u test"