mirror of
https://github.com/joncampbell123/dosbox-x.git
synced 2025-05-09 03:41:10 +08:00
306 lines
7.1 KiB
C++
306 lines
7.1 KiB
C++
/*
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* Copyright (C) 2002-2015 The DOSBox Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef DOSBOX_SHELL_H
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#define DOSBOX_SHELL_H
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#include <ctype.h>
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#ifndef DOSBOX_DOSBOX_H
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#include "dosbox.h"
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#endif
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#ifndef DOSBOX_PROGRAMS_H
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#include "programs.h"
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#endif
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#include <string>
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#include <list>
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#define CMD_MAXLINE 4096
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#define CMD_MAXCMDS 20
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#define CMD_OLDSIZE 4096
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extern Bitu call_shellstop;
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/* first_shell is used to add and delete stuff from the shell env
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* by "external" programs. (config) */
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extern Program * first_shell;
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class DOS_Shell;
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class BatchFile {
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public:
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BatchFile(DOS_Shell * host,char const* const resolved_name,char const* const entered_name, char const * const cmd_line);
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virtual ~BatchFile();
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virtual bool ReadLine(char * line);
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bool Goto(char * where);
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void Shift(void);
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Bit16u file_handle;
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Bit32u location;
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bool echo;
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DOS_Shell * shell;
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BatchFile * prev;
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CommandLine * cmd;
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std::string filename;
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};
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class AutoexecEditor;
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/*! \brief DOS shell program object
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*
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* \description This is the DOS shell, including built-in commands
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*/
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class DOS_Shell : public Program {
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private:
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friend class AutoexecEditor;
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std::list<std::string> l_history, l_completion;
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Bit16u completion_index;
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private:
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void ProcessCmdLineEnvVarStitution(char * line);
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public:
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DOS_Shell();
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virtual ~DOS_Shell();
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/*! \brief Program entry point, when the command is run
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*/
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void Run(void);
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/*! \brief Alternate execution if /C switch is given
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*/
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void RunInternal(void); //for command /C
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/* A load of subfunctions */
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/*! \brief Line parsing function
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*/
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void ParseLine(char * line);
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/*! \brief Redirection handling
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*/
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Bitu GetRedirection(char *s, char **ifn, char **ofn,bool * append);
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/*! \brief Command line input and keyboard handling
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*/
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void InputCommand(char * line);
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/*! \brief Render and output command prompt
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*/
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void ShowPrompt();
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/*! \brief Process and execute command (internal or external)
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*/
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void DoCommand(char * cmd);
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/*! \brief Execute a command
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*/
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bool Execute(char * name,char * args);
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/*! \brief Checks if it matches a hardware-property */
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bool CheckConfig(char* cmd_in,char*line);
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/*! \brief Given a command, look up the path using default paths and the PATH variable
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*/
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char * Which(char * name);
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/*! \brief INT 2Fh debugging tool
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*/
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void CMD_INT2FDBG(char * args);
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/*! \brief Online HELP for the shell
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*/
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void CMD_HELP(char * args);
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/*! \brief Clear screen (CLS)
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*/
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void CMD_CLS(char * args);
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/*! \brief File copy command
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*/
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void CMD_COPY(char * args);
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/*! \brief Command to set date (DATE)
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*/
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void CMD_DATE(char * args);
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/*! \brief Command to set time (TIME)
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*/
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void CMD_TIME(char * args);
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/*! \brief Directory listing (DIR)
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*/
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void CMD_DIR(char * args);
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/*! \brief Deletion command (DEL)
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*/
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void CMD_DELETE(char * args);
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/*! \brief Echo command (ECHO)
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*/
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void CMD_ECHO(char * args);
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/*! \brief Exit command (EXIT)
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*/
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void CMD_EXIT(char * args);
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/*! \brief Directory creation (MKDIR)
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*/
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void CMD_MKDIR(char * args);
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/*! \brief Change current directory (CD)
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*/
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void CMD_CHDIR(char * args);
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/*! \brief Directory deletion (RMDIR)
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*/
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void CMD_RMDIR(char * args);
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/*! \brief Environment variable setting/management (SET)
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*/
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void CMD_SET(char * args);
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/*! \brief Conditional execution (IF)
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*/
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void CMD_IF(char * args);
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/*! \brief Batch file branching (GOTO)
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*/
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void CMD_GOTO(char * args);
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/*! \brief Print file to console (TYPE)
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*/
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void CMD_TYPE(char * args);
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/*! \brief Human readable comment (REM)
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*/
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void CMD_REM(char * args);
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/*! \brief File rename (REN)
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*/
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void CMD_RENAME(char * args);
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/*! \brief Execute batch file as sub-program (CALL)
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*/
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void CMD_CALL(char * args);
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/*! \brief Print generic Syntax Error message to console
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*/
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void SyntaxError(void);
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/*! \brief Pause and wait for user to hit Enter (PAUSE)
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*/
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void CMD_PAUSE(char * args);
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/*! \brief Map drive letter to folder (SUBST)
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*/
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void CMD_SUBST(char* args);
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/*! \brief Load a program into high memory if possible
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*/
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void CMD_LOADHIGH(char* args);
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/*! \brief Prompt for a choice (CHOICE)
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*/
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void CMD_CHOICE(char * args);
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/*! \brief Set file attributes (ATTRIB)
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*/
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void CMD_ATTRIB(char * args);
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/*! \brief Set PATH variable (PATH)
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*/
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void CMD_PATH(char * args);
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/*! \brief Consume one command line argument (SHIFT)
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*/
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void CMD_SHIFT(char * args);
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/*! \brief Print DOS version (VER)
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*/
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void CMD_VER(char * args);
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/*! \brief TODO?
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*/
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void CMD_ADDKEY(char * args);
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/*! \brief TODO?
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*/
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void CMD_VOL(char * args);
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/*! \brief Change DOS prompt pattern (PROMPT)
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*/
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void CMD_PROMPT(char * args);
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/*! \brief Change volume label (LABEL)
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*/
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void CMD_LABEL(char * args);
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/*! \brief Text pager (MORE)
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*/
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void CMD_MORE(char * args);
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/*! \brief Change TTY (console) device (CTTY)
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*/
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void CMD_CTTY(char * args);
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/*! \brief Looping execution (FOR)
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*/
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void CMD_FOR(char * args);
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#if C_DEBUG
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/*! \brief Execute command within debugger (break at entry point)
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*/
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void CMD_DEBUGBOX(char * args);
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#endif
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/* The shell's variables */
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Bit16u input_handle;
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BatchFile * bf; //! Batch file to execute
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bool echo;
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bool exit;
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bool call;
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/* Status */
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bool input_eof; //! STDIN has hit EOF
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};
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struct SHELL_Cmd {
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const char * name; /* Command name*/
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Bit32u flags; /* Flags about the command */
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void (DOS_Shell::*handler)(char * args); /* Handler for this command */
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const char * help; /* String with command help */
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};
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/* Object to manage lines in the autoexec.bat The lines get removed from
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* the file if the object gets destroyed. The environment is updated
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* as well if the line set a a variable */
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class AutoexecObject{
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private:
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bool installed;
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std::string buf;
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public:
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AutoexecObject():installed(false){ };
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void Install(std::string const &in);
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void InstallBefore(std::string const &in);
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void Uninstall();
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~AutoexecObject();
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private:
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void CreateAutoexec(void);
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};
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#endif
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