77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
#ifndef SHELL_H
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#define SHELL_H
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#include <iostream>
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#include <sys/wait.h>
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#include <unistd.h>
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#include <cstdlib>
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#include <sstream>
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#include <string>
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#include <cstring>
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#include <vector>
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#include <csignal>
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#include "command.h"
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//#include "commands.h"
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#include "commandexecutor.h"
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using std::string;
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using std::cin;
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using std::cout;
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using std::cerr;
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using std::string;
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using std::vector;
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using std::istringstream;
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using std::nullptr_t;
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class Shell : public CommandExecutor
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{
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class Commands
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{
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Shell* parent;
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vector<Command*> commands; //commands that work the same thread of the shell
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vector<Command*> threadCommands; //commands that work on a different thread
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//just one instance of the object
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static bool created;
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Commands(const Commands&);
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Commands operator=(const Commands&);
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public:
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Commands(Shell*);
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void add(Command*, bool isthread=false);
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size_t howMany() const;
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int launch(const vector<string>* args, bool launchThread=false);
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};
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static bool undoingLine;
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Commands cmds;
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string ps;
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string name;
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void (*shellSetup)(Shell *);
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bool notLoop;
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int launchCmd(vector<string>* args);
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static void EofHandler(int);
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string* read_line();
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vector<string>* split_line(const string* line);
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class IsUndoingLineException {};
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public:
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Shell(string n="msh", string ps="MSH$", void (*s)(Shell*)=0);
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string getPs() const;
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void setPs(const string &value);
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string getName() const;
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void setName(const string &value);
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void launch();
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//for in-shell commands
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void addCmd(Command *cmd, bool isThread=false);
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size_t howManyCmds() const;
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int executeCmd(vector<string>* args);
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int executeCmd(const string& args);
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//exceptions
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class CommandsAlreadyCreatedException{};
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class CommandNotFoundException{};
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class ShellLaunchInSetupException{};
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};
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#endif // SHELL_H
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