mirror of
https://github.com/ZDoom/gzdoom.git
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6a3b07c441
- Fixed: BuildString() failed to properly generate command lines for arguments with embedded " characters. SVN r4025 (trunk)
1559 lines
34 KiB
C++
1559 lines
34 KiB
C++
/*
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** c_dispatch.cpp
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** Functions for executing console commands and aliases
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**
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**---------------------------------------------------------------------------
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** Copyright 1998-2007 Randy Heit
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** All rights reserved.
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**
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** Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions
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** are met:
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**
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** 1. Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** 2. Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**---------------------------------------------------------------------------
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**
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*/
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// HEADER FILES ------------------------------------------------------------
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include <assert.h>
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#include "templates.h"
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#include "doomtype.h"
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#include "cmdlib.h"
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#include "c_console.h"
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#include "c_dispatch.h"
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#include "m_argv.h"
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#include "doomstat.h"
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#include "d_player.h"
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#include "configfile.h"
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#include "m_crc32.h"
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#include "v_text.h"
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#include "d_net.h"
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#include "d_main.h"
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#include "farchive.h"
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// MACROS ------------------------------------------------------------------
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// TYPES -------------------------------------------------------------------
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class DWaitingCommand : public DThinker
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{
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DECLARE_CLASS (DWaitingCommand, DThinker)
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public:
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DWaitingCommand (const char *cmd, int tics);
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~DWaitingCommand ();
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void Serialize (FArchive &arc);
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void Tick ();
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private:
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DWaitingCommand ();
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char *Command;
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int TicsLeft;
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};
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class DStoredCommand : public DThinker
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{
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DECLARE_CLASS (DStoredCommand, DThinker)
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public:
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DStoredCommand (FConsoleCommand *com, const char *cmd);
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~DStoredCommand ();
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void Tick ();
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private:
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DStoredCommand ();
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FConsoleCommand *Command;
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char *Text;
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};
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struct FActionMap
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{
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unsigned int Key; // value from passing Name to MakeKey()
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FButtonStatus *Button;
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char Name[12];
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};
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// EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
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// PUBLIC FUNCTION PROTOTYPES ----------------------------------------------
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// PRIVATE FUNCTION PROTOTYPES ---------------------------------------------
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static long ParseCommandLine (const char *args, int *argc, char **argv, bool no_escapes);
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static FConsoleCommand *FindNameInHashTable (FConsoleCommand **table, const char *name, size_t namelen);
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static FConsoleCommand *ScanChainForName (FConsoleCommand *start, const char *name, size_t namelen, FConsoleCommand **prev);
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// EXTERNAL DATA DECLARATIONS ----------------------------------------------
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// PUBLIC DATA DEFINITIONS -------------------------------------------------
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CVAR (Bool, lookspring, true, CVAR_ARCHIVE); // Generate centerview when -mlook encountered?
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FConsoleCommand *Commands[FConsoleCommand::HASH_SIZE];
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FButtonStatus Button_Mlook, Button_Klook, Button_Use, Button_AltAttack,
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Button_Attack, Button_Speed, Button_MoveRight, Button_MoveLeft,
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Button_Strafe, Button_LookDown, Button_LookUp, Button_Back,
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Button_Forward, Button_Right, Button_Left, Button_MoveDown,
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Button_MoveUp, Button_Jump, Button_ShowScores, Button_Crouch,
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Button_Zoom, Button_Reload,
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Button_User1, Button_User2, Button_User3, Button_User4,
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Button_AM_PanLeft, Button_AM_PanRight, Button_AM_PanDown, Button_AM_PanUp,
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Button_AM_ZoomIn, Button_AM_ZoomOut;
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bool ParsingKeyConf;
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// To add new actions, go to the console and type "key <action name>".
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// This will give you the key value to use in the first column. Then
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// insert your new action into this list so that the keys remain sorted
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// in ascending order. No two keys can be identical. If yours matches
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// an existing key, change the name of your action.
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FActionMap ActionMaps[] =
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{
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{ 0x0d52d67b, &Button_AM_PanLeft, "am_panleft"},
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{ 0x125f5226, &Button_User2, "user2" },
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{ 0x1eefa611, &Button_Jump, "jump" },
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{ 0x201f1c55, &Button_Right, "right" },
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{ 0x20ccc4d5, &Button_Zoom, "zoom" },
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{ 0x23a99cd7, &Button_Back, "back" },
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{ 0x41df90c2, &Button_AM_ZoomIn, "am_zoomin"},
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{ 0x426b69e7, &Button_Reload, "reload" },
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{ 0x4463f43a, &Button_LookDown, "lookdown" },
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{ 0x51f7a334, &Button_AM_ZoomOut, "am_zoomout"},
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{ 0x534c30ee, &Button_User4, "user4" },
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{ 0x5622bf42, &Button_Attack, "attack" },
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{ 0x577712d0, &Button_User1, "user1" },
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{ 0x57c25cb2, &Button_Klook, "klook" },
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{ 0x59f3e907, &Button_Forward, "forward" },
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{ 0x6167ce99, &Button_MoveDown, "movedown" },
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{ 0x676885b8, &Button_AltAttack, "altattack" },
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{ 0x6fa41b84, &Button_MoveLeft, "moveleft" },
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{ 0x818f08e6, &Button_MoveRight, "moveright" },
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{ 0x8197097b, &Button_AM_PanRight, "am_panright"},
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{ 0x8d89955e, &Button_AM_PanUp, "am_panup"} ,
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{ 0xa2b62d8b, &Button_Mlook, "mlook" },
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{ 0xab2c3e71, &Button_Crouch, "crouch" },
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{ 0xb000b483, &Button_Left, "left" },
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{ 0xb62b1e49, &Button_LookUp, "lookup" },
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{ 0xb6f8fe92, &Button_User3, "user3" },
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{ 0xb7e6a54b, &Button_Strafe, "strafe" },
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{ 0xce301c81, &Button_AM_PanDown, "am_pandown"},
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{ 0xd5897c73, &Button_ShowScores, "showscores" },
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{ 0xe0ccb317, &Button_Speed, "speed" },
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{ 0xe0cfc260, &Button_Use, "use" },
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{ 0xfdd701c7, &Button_MoveUp, "moveup" },
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};
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#define NUM_ACTIONS countof(ActionMaps)
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// PRIVATE DATA DEFINITIONS ------------------------------------------------
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static const char *KeyConfCommands[] =
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{
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"alias",
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"defaultbind",
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"addkeysection",
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"addmenukey",
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"addslotdefault",
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"weaponsection",
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"setslot",
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"addplayerclass",
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"clearplayerclasses"
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};
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// CODE --------------------------------------------------------------------
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IMPLEMENT_CLASS (DWaitingCommand)
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void DWaitingCommand::Serialize (FArchive &arc)
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{
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Super::Serialize (arc);
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arc << Command << TicsLeft;
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}
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DWaitingCommand::DWaitingCommand ()
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{
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Command = NULL;
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TicsLeft = 1;
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}
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DWaitingCommand::DWaitingCommand (const char *cmd, int tics)
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{
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Command = copystring (cmd);
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TicsLeft = tics+1;
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}
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DWaitingCommand::~DWaitingCommand ()
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{
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if (Command != NULL)
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{
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delete[] Command;
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}
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}
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void DWaitingCommand::Tick ()
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{
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if (--TicsLeft == 0)
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{
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AddCommandString (Command);
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Destroy ();
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}
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}
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IMPLEMENT_CLASS (DStoredCommand)
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DStoredCommand::DStoredCommand ()
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{
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Text = NULL;
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Destroy ();
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}
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DStoredCommand::DStoredCommand (FConsoleCommand *command, const char *args)
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{
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Command = command;
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Text = copystring (args);
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}
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DStoredCommand::~DStoredCommand ()
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{
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if (Text != NULL)
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{
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delete[] Text;
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}
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}
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void DStoredCommand::Tick ()
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{
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if (Text != NULL && Command != NULL)
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{
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FCommandLine args (Text);
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Command->Run (args, players[consoleplayer].mo, 0);
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}
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Destroy ();
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}
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static int ListActionCommands (const char *pattern)
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{
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char matcher[16];
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unsigned int i;
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int count = 0;
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for (i = 0; i < NUM_ACTIONS; ++i)
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{
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if (pattern == NULL || CheckWildcards (pattern,
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(mysnprintf (matcher, countof(matcher), "+%s", ActionMaps[i].Name), matcher)))
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{
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Printf ("+%s\n", ActionMaps[i].Name);
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count++;
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}
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if (pattern == NULL || CheckWildcards (pattern,
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(mysnprintf (matcher, countof(matcher), "-%s", ActionMaps[i].Name), matcher)))
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{
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Printf ("-%s\n", ActionMaps[i].Name);
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count++;
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}
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}
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return count;
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}
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/* ======================================================================== */
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/* By Paul Hsieh (C) 2004, 2005. Covered under the Paul Hsieh derivative
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license. See:
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http://www.azillionmonkeys.com/qed/weblicense.html for license details.
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http://www.azillionmonkeys.com/qed/hash.html */
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#undef get16bits
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#if (defined(__GNUC__) && defined(__i386__)) || defined(__WATCOMC__) \
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|| defined(_MSC_VER) || defined (__BORLANDC__) || defined (__TURBOC__)
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#define get16bits(d) (*((const WORD *) (d)))
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#endif
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#if !defined (get16bits)
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#define get16bits(d) ((((DWORD)(((const BYTE *)(d))[1])) << 8)\
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+(DWORD)(((const BYTE *)(d))[0]) )
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#endif
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DWORD SuperFastHash (const char *data, size_t len)
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{
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DWORD hash = 0, tmp;
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size_t rem;
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if (len == 0 || data == NULL) return 0;
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rem = len & 3;
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len >>= 2;
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/* Main loop */
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for (;len > 0; len--)
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{
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hash += get16bits (data);
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tmp = (get16bits (data+2) << 11) ^ hash;
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hash = (hash << 16) ^ tmp;
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data += 2*sizeof (WORD);
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hash += hash >> 11;
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}
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/* Handle end cases */
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switch (rem)
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{
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case 3: hash += get16bits (data);
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hash ^= hash << 16;
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hash ^= data[sizeof (WORD)] << 18;
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hash += hash >> 11;
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break;
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case 2: hash += get16bits (data);
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hash ^= hash << 11;
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hash += hash >> 17;
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break;
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case 1: hash += *data;
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hash ^= hash << 10;
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hash += hash >> 1;
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}
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/* Force "avalanching" of final 127 bits */
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hash ^= hash << 3;
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hash += hash >> 5;
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hash ^= hash << 4;
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hash += hash >> 17;
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hash ^= hash << 25;
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hash += hash >> 6;
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return hash;
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}
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/* A modified version to do a case-insensitive hash */
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#undef get16bits
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#define get16bits(d) ((((DWORD)tolower(((const BYTE *)(d))[1])) << 8)\
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+(DWORD)tolower(((const BYTE *)(d))[0]) )
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DWORD SuperFastHashI (const char *data, size_t len)
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{
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DWORD hash = 0, tmp;
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size_t rem;
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if (len <= 0 || data == NULL) return 0;
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rem = len & 3;
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len >>= 2;
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/* Main loop */
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for (;len > 0; len--)
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{
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hash += get16bits (data);
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tmp = (get16bits (data+2) << 11) ^ hash;
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hash = (hash << 16) ^ tmp;
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data += 2*sizeof (WORD);
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hash += hash >> 11;
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}
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/* Handle end cases */
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switch (rem)
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{
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case 3: hash += get16bits (data);
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hash ^= hash << 16;
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hash ^= tolower(data[sizeof (WORD)]) << 18;
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hash += hash >> 11;
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break;
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case 2: hash += get16bits (data);
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hash ^= hash << 11;
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hash += hash >> 17;
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break;
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case 1: hash += tolower(*data);
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hash ^= hash << 10;
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hash += hash >> 1;
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}
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/* Force "avalanching" of final 127 bits */
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hash ^= hash << 3;
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hash += hash >> 5;
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hash ^= hash << 4;
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hash += hash >> 17;
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hash ^= hash << 25;
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hash += hash >> 6;
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return hash;
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}
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/* ======================================================================== */
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unsigned int MakeKey (const char *s)
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{
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if (s == NULL)
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{
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return 0;
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}
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return SuperFastHashI (s, strlen (s));
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}
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unsigned int MakeKey (const char *s, size_t len)
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{
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return SuperFastHashI (s, len);
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}
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// FindButton scans through the actionbits[] array
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// for a matching key and returns an index or -1 if
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// the key could not be found. This uses binary search,
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// so actionbits[] must be sorted in ascending order.
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FButtonStatus *FindButton (unsigned int key)
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{
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const FActionMap *bit;
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bit = BinarySearch<FActionMap, unsigned int>
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(ActionMaps, NUM_ACTIONS, &FActionMap::Key, key);
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return bit ? bit->Button : NULL;
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}
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bool FButtonStatus::PressKey (int keynum)
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{
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int i, open;
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keynum &= KEY_DBLCLICKED-1;
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if (keynum == 0)
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{ // Issued from console instead of a key, so force on
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Keys[0] = 0xffff;
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for (i = MAX_KEYS-1; i > 0; --i)
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{
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Keys[i] = 0;
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}
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}
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else
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{
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for (i = MAX_KEYS-1, open = -1; i >= 0; --i)
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{
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if (Keys[i] == 0)
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{
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open = i;
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}
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else if (Keys[i] == keynum)
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{ // Key is already down; do nothing
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return false;
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}
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}
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if (open < 0)
|
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{ // No free key slots, so do nothing
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Printf ("More than %u keys pressed for a single action!\n", MAX_KEYS);
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return false;
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}
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Keys[open] = keynum;
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}
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BYTE wasdown = bDown;
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bDown = bWentDown = true;
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// Returns true if this key caused the button to go down.
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return !wasdown;
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}
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bool FButtonStatus::ReleaseKey (int keynum)
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{
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int i, numdown, match;
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BYTE wasdown = bDown;
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keynum &= KEY_DBLCLICKED-1;
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|
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if (keynum == 0)
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{ // Issued from console instead of a key, so force off
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for (i = MAX_KEYS-1; i >= 0; --i)
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{
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Keys[i] = 0;
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}
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bWentUp = true;
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bDown = false;
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}
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else
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{
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for (i = MAX_KEYS-1, numdown = 0, match = -1; i >= 0; --i)
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{
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|
if (Keys[i] != 0)
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{
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|
++numdown;
|
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if (Keys[i] == keynum)
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{
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match = i;
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}
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}
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}
|
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if (match < 0)
|
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{ // Key was not down; do nothing
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return false;
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}
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Keys[match] = 0;
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bWentUp = true;
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if (--numdown == 0)
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{
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bDown = false;
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}
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}
|
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// Returns true if releasing this key caused the button to go up.
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return wasdown && !bDown;
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}
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|
|
void ResetButtonTriggers ()
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|
{
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for (int i = NUM_ACTIONS-1; i >= 0; --i)
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{
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ActionMaps[i].Button->ResetTriggers ();
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}
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|
}
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|
|
|
void ResetButtonStates ()
|
|
{
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for (int i = NUM_ACTIONS-1; i >= 0; --i)
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{
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FButtonStatus *button = ActionMaps[i].Button;
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|
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if (button != &Button_Mlook && button != &Button_Klook)
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{
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button->ReleaseKey (0);
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}
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button->ResetTriggers ();
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}
|
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}
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|
|
void C_DoCommand (const char *cmd, int keynum)
|
|
{
|
|
FConsoleCommand *com;
|
|
const char *end;
|
|
const char *beg;
|
|
|
|
// Skip any beginning whitespace
|
|
while (*cmd && *cmd <= ' ')
|
|
cmd++;
|
|
|
|
// Find end of the command name
|
|
if (*cmd == '\"')
|
|
{
|
|
for (end = beg = cmd+1; *end && *end != '\"'; ++end)
|
|
;
|
|
}
|
|
else
|
|
{
|
|
beg = cmd;
|
|
for (end = cmd+1; *end > ' '; ++end)
|
|
;
|
|
}
|
|
|
|
const size_t len = end - beg;
|
|
|
|
if (ParsingKeyConf)
|
|
{
|
|
int i;
|
|
|
|
for (i = countof(KeyConfCommands)-1; i >= 0; --i)
|
|
{
|
|
if (strnicmp (beg, KeyConfCommands[i], len) == 0 &&
|
|
KeyConfCommands[i][len] == 0)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
if (i < 0)
|
|
{
|
|
Printf ("Invalid command for KEYCONF: %s\n", beg);
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Check if this is an action
|
|
if (*beg == '+' || *beg == '-')
|
|
{
|
|
FButtonStatus *button;
|
|
|
|
button = FindButton (MakeKey (beg + 1, end - beg - 1));
|
|
if (button != NULL)
|
|
{
|
|
if (*beg == '+')
|
|
{
|
|
button->PressKey (keynum);
|
|
}
|
|
else
|
|
{
|
|
button->ReleaseKey (keynum);
|
|
if (button == &Button_Mlook && lookspring)
|
|
{
|
|
Net_WriteByte (DEM_CENTERVIEW);
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Parse it as a normal command
|
|
// Checking for matching commands follows this search order:
|
|
// 1. Check the Commands[] hash table
|
|
// 2. Check the CVars list
|
|
|
|
if ( (com = FindNameInHashTable (Commands, beg, len)) )
|
|
{
|
|
if (gamestate != GS_STARTUP || ParsingKeyConf ||
|
|
(len == 3 && strnicmp (beg, "set", 3) == 0) ||
|
|
(len == 7 && strnicmp (beg, "logfile", 7) == 0) ||
|
|
(len == 9 && strnicmp (beg, "unbindall", 9) == 0) ||
|
|
(len == 4 && strnicmp (beg, "bind", 4) == 0) ||
|
|
(len == 4 && strnicmp (beg, "exec", 4) == 0) ||
|
|
(len ==10 && strnicmp (beg, "doublebind", 10) == 0) ||
|
|
(len == 6 && strnicmp (beg, "pullin", 6) == 0)
|
|
)
|
|
{
|
|
FCommandLine args (beg);
|
|
com->Run (args, players[consoleplayer].mo, keynum);
|
|
}
|
|
else
|
|
{
|
|
new DStoredCommand (com, beg);
|
|
}
|
|
}
|
|
else
|
|
{ // Check for any console vars that match the command
|
|
FBaseCVar *var = FindCVarSub (beg, int(len));
|
|
|
|
if (var != NULL)
|
|
{
|
|
FCommandLine args (beg);
|
|
|
|
if (args.argc() >= 2)
|
|
{ // Set the variable
|
|
var->CmdSet (args[1]);
|
|
}
|
|
else
|
|
{ // Get the variable's value
|
|
UCVarValue val = var->GetGenericRep (CVAR_String);
|
|
Printf ("\"%s\" is \"%s\"\n", var->GetName(), val.String);
|
|
}
|
|
}
|
|
else
|
|
{ // We don't know how to handle this command
|
|
char cmdname[64];
|
|
size_t minlen = MIN<size_t> (len, 63);
|
|
|
|
memcpy (cmdname, beg, minlen);
|
|
cmdname[len] = 0;
|
|
Printf ("Unknown command \"%s\"\n", cmdname);
|
|
}
|
|
}
|
|
}
|
|
|
|
void AddCommandString (char *cmd, int keynum)
|
|
{
|
|
char *brkpt;
|
|
int more;
|
|
|
|
if (cmd)
|
|
{
|
|
while (*cmd)
|
|
{
|
|
brkpt = cmd;
|
|
while (*brkpt != ';' && *brkpt != '\0')
|
|
{
|
|
if (*brkpt == '\"')
|
|
{
|
|
brkpt++;
|
|
while (*brkpt != '\0' && (*brkpt != '\"' || *(brkpt-1) == '\\'))
|
|
brkpt++;
|
|
}
|
|
if (*brkpt != '\0')
|
|
brkpt++;
|
|
}
|
|
if (*brkpt == ';')
|
|
{
|
|
*brkpt = '\0';
|
|
more = 1;
|
|
}
|
|
else
|
|
{
|
|
more = 0;
|
|
}
|
|
// Intercept wait commands here. Note: wait must be lowercase
|
|
while (*cmd && *cmd <= ' ')
|
|
cmd++;
|
|
if (*cmd)
|
|
{
|
|
if (!ParsingKeyConf &&
|
|
cmd[0] == 'w' && cmd[1] == 'a' && cmd[2] == 'i' && cmd[3] == 't' &&
|
|
(cmd[4] == 0 || cmd[4] == ' '))
|
|
{
|
|
int tics;
|
|
|
|
if (cmd[4] == ' ')
|
|
{
|
|
tics = strtol (cmd + 5, NULL, 0);
|
|
}
|
|
else
|
|
{
|
|
tics = 1;
|
|
}
|
|
if (tics > 0)
|
|
{
|
|
if (more)
|
|
{ // The remainder of the command will be executed later
|
|
// Note that deferred commands lose track of which key
|
|
// (if any) they were pressed from.
|
|
*brkpt = ';';
|
|
new DWaitingCommand (brkpt, tics+1);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
C_DoCommand (cmd, keynum);
|
|
}
|
|
}
|
|
if (more)
|
|
{
|
|
*brkpt = ';';
|
|
}
|
|
cmd = brkpt + more;
|
|
}
|
|
}
|
|
}
|
|
|
|
// ParseCommandLine
|
|
//
|
|
// Parse a command line (passed in args). If argc is non-NULL, it will
|
|
// be set to the number of arguments. If argv is non-NULL, it will be
|
|
// filled with pointers to each argument; argv[0] should be initialized
|
|
// to point to a buffer large enough to hold all the arguments. The
|
|
// return value is the necessary size of this buffer.
|
|
//
|
|
// Special processing:
|
|
// Inside quoted strings, \" becomes just "
|
|
// \\ becomes just a single backslash
|
|
// \c becomes just TEXTCOLOR_ESCAPE
|
|
// $<cvar> is replaced by the contents of <cvar>
|
|
|
|
static long ParseCommandLine (const char *args, int *argc, char **argv, bool no_escapes)
|
|
{
|
|
int count;
|
|
char *buffplace;
|
|
|
|
count = 0;
|
|
buffplace = NULL;
|
|
if (argv != NULL)
|
|
{
|
|
buffplace = argv[0];
|
|
}
|
|
|
|
for (;;)
|
|
{
|
|
while (*args <= ' ' && *args)
|
|
{ // skip white space
|
|
args++;
|
|
}
|
|
if (*args == 0)
|
|
{
|
|
break;
|
|
}
|
|
else if (*args == '\"')
|
|
{ // read quoted string
|
|
char stuff;
|
|
if (argv != NULL)
|
|
{
|
|
argv[count] = buffplace;
|
|
}
|
|
count++;
|
|
args++;
|
|
do
|
|
{
|
|
stuff = *args++;
|
|
if (!no_escapes && stuff == '\\' && *args == '\"')
|
|
{
|
|
stuff = '\"', args++;
|
|
}
|
|
else if (!no_escapes && stuff == '\\' && *args == '\\')
|
|
{
|
|
args++;
|
|
}
|
|
else if (!no_escapes && stuff == '\\' && *args == 'c')
|
|
{
|
|
stuff = TEXTCOLOR_ESCAPE, args++;
|
|
}
|
|
else if (stuff == '\"')
|
|
{
|
|
stuff = 0;
|
|
}
|
|
else if (stuff == 0)
|
|
{
|
|
args--;
|
|
}
|
|
if (argv != NULL)
|
|
{
|
|
*buffplace = stuff;
|
|
}
|
|
buffplace++;
|
|
} while (stuff);
|
|
}
|
|
else
|
|
{ // read unquoted string
|
|
const char *start = args++, *end;
|
|
FBaseCVar *var;
|
|
UCVarValue val;
|
|
|
|
while (*args && *args > ' ' && *args != '\"')
|
|
args++;
|
|
if (*start == '$' && (var = FindCVarSub (start+1, int(args-start-1))))
|
|
{
|
|
val = var->GetGenericRep (CVAR_String);
|
|
start = val.String;
|
|
end = start + strlen (start);
|
|
}
|
|
else
|
|
{
|
|
end = args;
|
|
}
|
|
if (argv != NULL)
|
|
{
|
|
argv[count] = buffplace;
|
|
while (start < end)
|
|
*buffplace++ = *start++;
|
|
*buffplace++ = 0;
|
|
}
|
|
else
|
|
{
|
|
buffplace += end - start + 1;
|
|
}
|
|
count++;
|
|
}
|
|
}
|
|
if (argc != NULL)
|
|
{
|
|
*argc = count;
|
|
}
|
|
return (long)(buffplace - (char *)0);
|
|
}
|
|
|
|
FCommandLine::FCommandLine (const char *commandline, bool no_escapes)
|
|
{
|
|
cmd = commandline;
|
|
_argc = -1;
|
|
_argv = NULL;
|
|
noescapes = no_escapes;
|
|
}
|
|
|
|
FCommandLine::~FCommandLine ()
|
|
{
|
|
if (_argv != NULL)
|
|
{
|
|
delete[] _argv;
|
|
}
|
|
}
|
|
|
|
void FCommandLine::Shift()
|
|
{
|
|
// Only valid after _argv has been filled.
|
|
for (int i = 1; i < _argc; ++i)
|
|
{
|
|
_argv[i - 1] = _argv[i];
|
|
}
|
|
}
|
|
|
|
int FCommandLine::argc ()
|
|
{
|
|
if (_argc == -1)
|
|
{
|
|
argsize = ParseCommandLine (cmd, &_argc, NULL, noescapes);
|
|
}
|
|
return _argc;
|
|
}
|
|
|
|
char *FCommandLine::operator[] (int i)
|
|
{
|
|
if (_argv == NULL)
|
|
{
|
|
int count = argc();
|
|
_argv = new char *[count + (argsize+sizeof(char*)-1)/sizeof(char*)];
|
|
_argv[0] = (char *)_argv + count*sizeof(char *);
|
|
ParseCommandLine (cmd, NULL, _argv, noescapes);
|
|
}
|
|
return _argv[i];
|
|
}
|
|
|
|
static FConsoleCommand *ScanChainForName (FConsoleCommand *start, const char *name, size_t namelen, FConsoleCommand **prev)
|
|
{
|
|
int comp;
|
|
|
|
*prev = NULL;
|
|
while (start)
|
|
{
|
|
comp = strnicmp (start->m_Name, name, namelen);
|
|
if (comp > 0)
|
|
return NULL;
|
|
else if (comp == 0 && start->m_Name[namelen] == 0)
|
|
return start;
|
|
|
|
*prev = start;
|
|
start = start->m_Next;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static FConsoleCommand *FindNameInHashTable (FConsoleCommand **table, const char *name, size_t namelen)
|
|
{
|
|
FConsoleCommand *dummy;
|
|
|
|
return ScanChainForName (table[MakeKey (name, namelen) % FConsoleCommand::HASH_SIZE], name, namelen, &dummy);
|
|
}
|
|
|
|
bool FConsoleCommand::AddToHash (FConsoleCommand **table)
|
|
{
|
|
unsigned int key;
|
|
FConsoleCommand *insert, **bucket;
|
|
|
|
key = MakeKey (m_Name);
|
|
bucket = &table[key % HASH_SIZE];
|
|
|
|
if (ScanChainForName (*bucket, m_Name, strlen (m_Name), &insert))
|
|
{
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
if (insert)
|
|
{
|
|
m_Next = insert->m_Next;
|
|
if (m_Next)
|
|
m_Next->m_Prev = &m_Next;
|
|
insert->m_Next = this;
|
|
m_Prev = &insert->m_Next;
|
|
}
|
|
else
|
|
{
|
|
m_Next = *bucket;
|
|
*bucket = this;
|
|
m_Prev = bucket;
|
|
if (m_Next)
|
|
m_Next->m_Prev = &m_Next;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
FConsoleCommand::FConsoleCommand (const char *name, CCmdRun runFunc)
|
|
: m_RunFunc (runFunc)
|
|
{
|
|
static bool firstTime = true;
|
|
|
|
if (firstTime)
|
|
{
|
|
char tname[16];
|
|
unsigned int i;
|
|
|
|
firstTime = false;
|
|
|
|
// Add all the action commands for tab completion
|
|
for (i = 0; i < NUM_ACTIONS; i++)
|
|
{
|
|
strcpy (&tname[1], ActionMaps[i].Name);
|
|
tname[0] = '+';
|
|
C_AddTabCommand (tname);
|
|
tname[0] = '-';
|
|
C_AddTabCommand (tname);
|
|
}
|
|
}
|
|
|
|
int ag = strcmp (name, "kill");
|
|
if (ag == 0)
|
|
ag=0;
|
|
m_Name = copystring (name);
|
|
|
|
if (!AddToHash (Commands))
|
|
Printf ("FConsoleCommand c'tor: %s exists\n", name);
|
|
else
|
|
C_AddTabCommand (name);
|
|
}
|
|
|
|
FConsoleCommand::~FConsoleCommand ()
|
|
{
|
|
*m_Prev = m_Next;
|
|
if (m_Next)
|
|
m_Next->m_Prev = m_Prev;
|
|
C_RemoveTabCommand (m_Name);
|
|
delete[] m_Name;
|
|
}
|
|
|
|
void FConsoleCommand::Run (FCommandLine &argv, APlayerPawn *who, int key)
|
|
{
|
|
m_RunFunc (argv, who, key);
|
|
}
|
|
|
|
FConsoleAlias::FConsoleAlias (const char *name, const char *command, bool noSave)
|
|
: FConsoleCommand (name, NULL),
|
|
bRunning(false), bKill(false)
|
|
{
|
|
m_Command[noSave] = command;
|
|
m_Command[!noSave] = FString();
|
|
// If the command contains % characters, assume they are parameter markers
|
|
// for substitution when the command is executed.
|
|
bDoSubstitution = (strchr (command, '%') != NULL);
|
|
}
|
|
|
|
FConsoleAlias::~FConsoleAlias ()
|
|
{
|
|
m_Command[1] = m_Command[0] = FString();
|
|
}
|
|
|
|
// Given an argument vector, reconstitute the command line it could have been produced from.
|
|
FString BuildString (int argc, FString *argv)
|
|
{
|
|
if (argc == 1)
|
|
{
|
|
return *argv;
|
|
}
|
|
else
|
|
{
|
|
FString buf;
|
|
int arg;
|
|
|
|
for (arg = 0; arg < argc; arg++)
|
|
{
|
|
if (strchr(argv[arg], '"'))
|
|
{ // If it contains one or more quotes, we need to escape them.
|
|
buf << '"';
|
|
long substr_start = 0, quotepos;
|
|
while ((quotepos = argv[arg].IndexOf('"', substr_start)) >= 0)
|
|
{
|
|
if (substr_start < quotepos)
|
|
{
|
|
buf << argv[arg].Mid(substr_start, quotepos - substr_start);
|
|
}
|
|
buf << "\\\"";
|
|
substr_start = quotepos + 1;
|
|
}
|
|
buf << argv[arg].Mid(substr_start) << "\" ";
|
|
}
|
|
else if (strchr(argv[arg], ' '))
|
|
{ // If it contains a space, it needs to be quoted.
|
|
buf << '"' << argv[arg] << "\" ";
|
|
}
|
|
else
|
|
{
|
|
buf << argv[arg] << ' ';
|
|
}
|
|
}
|
|
return buf;
|
|
}
|
|
}
|
|
|
|
//===========================================================================
|
|
//
|
|
// SubstituteAliasParams
|
|
//
|
|
// Given an command line and a set of arguments, replace instances of
|
|
// %x or %{x} in the command line with argument x. If argument x does not
|
|
// exist, then the empty string is substituted in its place.
|
|
//
|
|
// Substitution is not done inside of quoted strings.
|
|
//
|
|
// To avoid a substitution, use %%. The %% will be replaced by a single %.
|
|
//
|
|
//===========================================================================
|
|
|
|
FString SubstituteAliasParams (FString &command, FCommandLine &args)
|
|
{
|
|
// Do substitution by replacing %x with the argument x.
|
|
// If there is no argument x, then %x is simply removed.
|
|
|
|
// For some reason, strtoul's stop parameter is non-const.
|
|
char *p = command.LockBuffer(), *start = p;
|
|
unsigned long argnum;
|
|
FString buf;
|
|
|
|
while (*p != '\0')
|
|
{
|
|
if (*p == '%' && ((p[1] >= '0' && p[1] <= '9') || p[1] == '{' || p[1] == '%'))
|
|
{
|
|
if (p[1] == '%')
|
|
{
|
|
// Do not substitute. Just collapse to a single %.
|
|
buf.AppendCStrPart (start, p - start + 1);
|
|
start = p = p + 2;
|
|
continue;
|
|
}
|
|
|
|
// Do a substitution. Output what came before this.
|
|
buf.AppendCStrPart (start, p - start);
|
|
|
|
// Extract the argument number and substitute the corresponding argument.
|
|
argnum = strtoul (p + 1 + (p[1] == '{'), &start, 10);
|
|
if ((p[1] != '{' || *start == '}') && argnum < (unsigned long)args.argc())
|
|
{
|
|
buf += args[argnum];
|
|
}
|
|
p = (start += (p[1] == '{' && *start == '}'));
|
|
}
|
|
else if (*p == '"')
|
|
{
|
|
// Don't substitute inside quoted strings.
|
|
p++;
|
|
while (*p != '\0' && (*p != '"' || *(p-1) == '\\'))
|
|
p++;
|
|
if (*p != '\0')
|
|
p++;
|
|
}
|
|
else
|
|
{
|
|
p++;
|
|
}
|
|
}
|
|
// Return whatever was after the final substitution.
|
|
if (p > start)
|
|
{
|
|
buf.AppendCStrPart (start, p - start);
|
|
}
|
|
command.UnlockBuffer();
|
|
|
|
return buf;
|
|
}
|
|
|
|
static int DumpHash (FConsoleCommand **table, bool aliases, const char *pattern=NULL)
|
|
{
|
|
int bucket, count;
|
|
FConsoleCommand *cmd;
|
|
|
|
for (bucket = count = 0; bucket < FConsoleCommand::HASH_SIZE; bucket++)
|
|
{
|
|
cmd = table[bucket];
|
|
while (cmd)
|
|
{
|
|
if (CheckWildcards (pattern, cmd->m_Name))
|
|
{
|
|
if (cmd->IsAlias())
|
|
{
|
|
if (aliases)
|
|
{
|
|
++count;
|
|
static_cast<FConsoleAlias *>(cmd)->PrintAlias ();
|
|
}
|
|
}
|
|
else if (!aliases)
|
|
{
|
|
++count;
|
|
cmd->PrintCommand ();
|
|
}
|
|
}
|
|
cmd = cmd->m_Next;
|
|
}
|
|
}
|
|
return count;
|
|
}
|
|
|
|
void FConsoleAlias::PrintAlias ()
|
|
{
|
|
if (m_Command[0])
|
|
{
|
|
Printf (TEXTCOLOR_YELLOW "%s : %s\n", m_Name, m_Command[0].GetChars());
|
|
}
|
|
if (m_Command[1])
|
|
{
|
|
Printf (TEXTCOLOR_ORANGE "%s : %s\n", m_Name, m_Command[1].GetChars());
|
|
}
|
|
}
|
|
|
|
void FConsoleAlias::Archive (FConfigFile *f)
|
|
{
|
|
if (f != NULL && !m_Command[0].IsEmpty())
|
|
{
|
|
f->SetValueForKey ("Name", m_Name, true);
|
|
f->SetValueForKey ("Command", m_Command[0], true);
|
|
}
|
|
}
|
|
|
|
void C_ArchiveAliases (FConfigFile *f)
|
|
{
|
|
int bucket;
|
|
FConsoleCommand *alias;
|
|
|
|
for (bucket = 0; bucket < FConsoleCommand::HASH_SIZE; bucket++)
|
|
{
|
|
alias = Commands[bucket];
|
|
while (alias)
|
|
{
|
|
if (alias->IsAlias())
|
|
static_cast<FConsoleAlias *>(alias)->Archive (f);
|
|
alias = alias->m_Next;
|
|
}
|
|
}
|
|
}
|
|
|
|
void C_ClearAliases ()
|
|
{
|
|
int bucket;
|
|
FConsoleCommand *alias;
|
|
|
|
for (bucket = 0; bucket < FConsoleCommand::HASH_SIZE; bucket++)
|
|
{
|
|
alias = Commands[bucket];
|
|
while (alias)
|
|
{
|
|
FConsoleCommand *next = alias->m_Next;
|
|
if (alias->IsAlias())
|
|
static_cast<FConsoleAlias *>(alias)->SafeDelete();
|
|
alias = next;
|
|
}
|
|
}
|
|
}
|
|
|
|
CCMD(clearaliases)
|
|
{
|
|
C_ClearAliases();
|
|
}
|
|
|
|
|
|
// This is called only by the ini parser.
|
|
void C_SetAlias (const char *name, const char *cmd)
|
|
{
|
|
FConsoleCommand *prev, *alias, **chain;
|
|
|
|
chain = &Commands[MakeKey (name) % FConsoleCommand::HASH_SIZE];
|
|
alias = ScanChainForName (*chain, name, strlen (name), &prev);
|
|
if (alias != NULL)
|
|
{
|
|
if (!alias->IsAlias ())
|
|
{
|
|
//Printf (PRINT_BOLD, "%s is a command and cannot be an alias.\n", name);
|
|
return;
|
|
}
|
|
delete alias;
|
|
}
|
|
new FConsoleAlias (name, cmd, false);
|
|
}
|
|
|
|
CCMD (alias)
|
|
{
|
|
FConsoleCommand *prev, *alias, **chain;
|
|
|
|
if (argv.argc() == 1)
|
|
{
|
|
Printf ("Current alias commands:\n");
|
|
DumpHash (Commands, true);
|
|
}
|
|
else
|
|
{
|
|
chain = &Commands[MakeKey (argv[1]) % FConsoleCommand::HASH_SIZE];
|
|
|
|
if (argv.argc() == 2)
|
|
{ // Remove the alias
|
|
|
|
if ( (alias = ScanChainForName (*chain, argv[1], strlen (argv[1]), &prev)))
|
|
{
|
|
if (alias->IsAlias ())
|
|
{
|
|
static_cast<FConsoleAlias *> (alias)->SafeDelete ();
|
|
}
|
|
else
|
|
{
|
|
Printf ("%s is a normal command\n", alias->m_Name);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{ // Add/change the alias
|
|
|
|
alias = ScanChainForName (*chain, argv[1], strlen (argv[1]), &prev);
|
|
if (alias != NULL)
|
|
{
|
|
if (alias->IsAlias ())
|
|
{
|
|
static_cast<FConsoleAlias *> (alias)->Realias (argv[2], ParsingKeyConf);
|
|
}
|
|
else
|
|
{
|
|
Printf ("%s is a normal command\n", alias->m_Name);
|
|
alias = NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
alias = new FConsoleAlias (argv[1], argv[2], ParsingKeyConf);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
CCMD (cmdlist)
|
|
{
|
|
int count;
|
|
const char *filter = (argv.argc() == 1 ? NULL : argv[1]);
|
|
|
|
count = ListActionCommands (filter);
|
|
count += DumpHash (Commands, false, filter);
|
|
Printf ("%d commands\n", count);
|
|
}
|
|
|
|
CCMD (key)
|
|
{
|
|
if (argv.argc() > 1)
|
|
{
|
|
int i;
|
|
|
|
for (i = 1; i < argv.argc(); ++i)
|
|
{
|
|
unsigned int key = MakeKey (argv[i]);
|
|
Printf (" 0x%08x\n", key);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Execute any console commands specified on the command line.
|
|
// These all begin with '+' as opposed to '-'.
|
|
void C_ExecCmdLineParams ()
|
|
{
|
|
for (int currArg = 1; currArg < Args->NumArgs(); )
|
|
{
|
|
if (*Args->GetArg (currArg++) == '+')
|
|
{
|
|
FString cmdString;
|
|
int cmdlen = 1;
|
|
int argstart = currArg - 1;
|
|
|
|
while (currArg < Args->NumArgs())
|
|
{
|
|
if (*Args->GetArg (currArg) == '-' || *Args->GetArg (currArg) == '+')
|
|
break;
|
|
currArg++;
|
|
cmdlen++;
|
|
}
|
|
|
|
cmdString = BuildString (cmdlen, Args->GetArgList (argstart));
|
|
if (!cmdString.IsEmpty())
|
|
{
|
|
C_DoCommand (&cmdString[1]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
bool FConsoleCommand::IsAlias ()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
bool FConsoleAlias::IsAlias ()
|
|
{
|
|
return true;
|
|
}
|
|
|
|
void FConsoleAlias::Run (FCommandLine &args, APlayerPawn *who, int key)
|
|
{
|
|
if (bRunning)
|
|
{
|
|
Printf ("Alias %s tried to recurse.\n", m_Name);
|
|
return;
|
|
}
|
|
|
|
int index = !m_Command[1].IsEmpty();
|
|
FString savedcommand = m_Command[index], mycommand;
|
|
m_Command[index] = FString();
|
|
|
|
if (bDoSubstitution)
|
|
{
|
|
mycommand = SubstituteAliasParams (savedcommand, args);
|
|
}
|
|
else
|
|
{
|
|
mycommand = savedcommand;
|
|
}
|
|
|
|
bRunning = true;
|
|
AddCommandString (mycommand.LockBuffer(), key);
|
|
mycommand.UnlockBuffer();
|
|
bRunning = false;
|
|
if (m_Command[index].IsEmpty())
|
|
{ // The alias is unchanged, so put the command back so it can be used again.
|
|
// If the command had been non-empty, then that means that executing this
|
|
// alias caused it to realias itself, so the old command will be forgotten
|
|
// once this function returns.
|
|
m_Command[index] = savedcommand;
|
|
}
|
|
if (bKill)
|
|
{ // The alias wants to remove itself
|
|
delete this;
|
|
}
|
|
}
|
|
|
|
void FConsoleAlias::Realias (const char *command, bool noSave)
|
|
{
|
|
if (!noSave && !m_Command[1].IsEmpty())
|
|
{
|
|
noSave = true;
|
|
}
|
|
m_Command[noSave] = command;
|
|
|
|
// If the command contains % characters, assume they are parameter markers
|
|
// for substitution when the command is executed.
|
|
bDoSubstitution = (strchr (command, '%') != NULL);
|
|
bKill = false;
|
|
}
|
|
|
|
void FConsoleAlias::SafeDelete ()
|
|
{
|
|
if (!bRunning)
|
|
{
|
|
delete this;
|
|
}
|
|
else
|
|
{
|
|
bKill = true;
|
|
}
|
|
}
|
|
|
|
static BYTE PullinBad = 2;
|
|
static const char *PullinFile;
|
|
extern TArray<FString> allwads;
|
|
|
|
int C_ExecFile (const char *file, bool usePullin)
|
|
{
|
|
FILE *f;
|
|
char cmd[4096];
|
|
int retval = 0;
|
|
|
|
BYTE pullinSaved = PullinBad;
|
|
const char *fileSaved = PullinFile;
|
|
|
|
if ( (f = fopen (file, "r")) )
|
|
{
|
|
PullinBad = 1-usePullin;
|
|
PullinFile = file;
|
|
|
|
while (fgets (cmd, 4095, f))
|
|
{
|
|
// Comments begin with //
|
|
char *stop = cmd + strlen (cmd) - 1;
|
|
char *comment = cmd;
|
|
int inQuote = 0;
|
|
|
|
if (*stop == '\n')
|
|
*stop-- = 0;
|
|
|
|
while (comment < stop)
|
|
{
|
|
if (*comment == '\"')
|
|
{
|
|
inQuote ^= 1;
|
|
}
|
|
else if (!inQuote && *comment == '/' && *(comment + 1) == '/')
|
|
{
|
|
break;
|
|
}
|
|
comment++;
|
|
}
|
|
if (comment == cmd)
|
|
{ // Comment at line beginning
|
|
continue;
|
|
}
|
|
else if (comment < stop)
|
|
{ // Comment in middle of line
|
|
*comment = 0;
|
|
}
|
|
|
|
AddCommandString (cmd);
|
|
}
|
|
if (!feof (f))
|
|
{
|
|
retval = 2;
|
|
}
|
|
fclose (f);
|
|
}
|
|
else
|
|
{
|
|
retval = 1;
|
|
}
|
|
PullinBad = pullinSaved;
|
|
PullinFile = fileSaved;
|
|
return retval;
|
|
}
|
|
|
|
CCMD (pullin)
|
|
{
|
|
if (PullinBad == 2)
|
|
{
|
|
Printf ("This command is only valid from .cfg\n"
|
|
"files and only when used at startup.\n");
|
|
}
|
|
else if (argv.argc() > 1)
|
|
{
|
|
const char *lastSlash;
|
|
|
|
#ifdef unix
|
|
lastSlash = strrchr (PullinFile, '/');
|
|
#else
|
|
const char *lastSlash1, *lastSlash2;
|
|
|
|
lastSlash1 = strrchr (PullinFile, '/');
|
|
lastSlash2 = strrchr (PullinFile, '\\');
|
|
lastSlash = MAX (lastSlash1, lastSlash2);
|
|
#endif
|
|
|
|
if (PullinBad)
|
|
{
|
|
Printf ("Not loading:");
|
|
}
|
|
for (int i = 1; i < argv.argc(); ++i)
|
|
{
|
|
if (PullinBad)
|
|
{
|
|
Printf (" %s", argv[i]);
|
|
}
|
|
else
|
|
{
|
|
// Try looking for the wad in the same directory as the .cfg
|
|
// before looking for it in the current directory.
|
|
char *path = argv[i];
|
|
|
|
if (lastSlash != NULL)
|
|
{
|
|
size_t pathlen = lastSlash - PullinFile + strlen (argv[i]) + 2;
|
|
path = new char[pathlen];
|
|
strncpy (path, PullinFile, (lastSlash - PullinFile) + 1);
|
|
strcpy (path + (lastSlash - PullinFile) + 1, argv[i]);
|
|
if (!FileExists (path))
|
|
{
|
|
delete[] path;
|
|
path = argv[i];
|
|
}
|
|
else
|
|
{
|
|
FixPathSeperator (path);
|
|
}
|
|
}
|
|
D_AddFile (allwads, path);
|
|
if (path != argv[i])
|
|
{
|
|
delete[] path;
|
|
}
|
|
}
|
|
}
|
|
if (PullinBad)
|
|
{
|
|
Printf ("\n");
|
|
}
|
|
}
|
|
}
|
|
|