527 lines
17 KiB
C++
527 lines
17 KiB
C++
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//+------------------------------------------------------------------
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//
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// File: cmdlinew.hxx
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//
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// Contents: class definitions for command line parsing
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//
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// Classes: CBaseCmdline
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// CBaseCmdlineObj
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// CIntCmdlineObj
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// CUlongCmdlineObj
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// CBoolCmdlineObj
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// CStrLengthCmdlineObj
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// CCmdlineArg
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// CCmdline
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//
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// History: 23 Dec 91 Lizch Created.
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// 28 Jul 92 Davey Added changes to support a
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// formatted usage display.
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// 28 Aug 92 GeordiS Changed nlsNULL to nlsNULLSTR
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// 09 Sep 92 Lizch Removed definition of SUCCESS
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// 10 Sep 92 DonCl removed extern "C" from around
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// windows.h and commnot.h
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// 21 Sep 92 Davey Added ifdef of ANYSTRICT around
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// debug macros.
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// 13 Oct 93 DeanE Converted to WCHAR
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//
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//-------------------------------------------------------------------
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#ifndef __CMDLINEW_HXX__
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#define __CMDLINEW_HXX__
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#include <windows.h>
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#include <nchar.h>
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#ifdef WIN16
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#include <ptypes16.h>
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#include <types16.h>
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#endif
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#include <wstrlist.hxx>
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#define MAX_ERROR_STRING 100
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// Cmdline Success/Error values
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#define CMDLINE_NO_ERROR 0
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#define CMDLINE_ERROR_BASE 10000
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#define CMDLINE_ERROR_OUT_OF_MEMORY CMDLINE_ERROR_BASE+2
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#define CMDLINE_ERROR_ARGUMENT_MISSING CMDLINE_ERROR_BASE+3
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#define CMDLINE_ERROR_INVALID_VALUE CMDLINE_ERROR_BASE+4
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#define CMDLINE_ERROR_TOO_BIG CMDLINE_ERROR_BASE+5
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#define CMDLINE_ERROR_UNRECOGNISED_ARG CMDLINE_ERROR_BASE+6
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#define CMDLINE_ERROR_DISPLAY_PARAMS CMDLINE_ERROR_BASE+7
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#define CMDLINE_ERROR_USAGE_FOUND CMDLINE_ERROR_BASE+8
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// Typedef for a void function pointer
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typedef void (__cdecl *PFVOID) (VOID);
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//+------------------------------------------------------------------
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//
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// Class: CBaseCmdline
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//
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// Purpose: implementation for base class for all command line
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// classes, both the individual command line object
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// classes and the overall parsing class
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//
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// It contains the print function pointer
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// the default print implementation and the constructor
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// error value.
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//
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// History: 05/17/92 Lizch Created
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// 08/11/92 Davey Added declaration of constructor
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//
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//-------------------------------------------------------------------
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class CBaseCmdline
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{
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public:
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CBaseCmdline();
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static void SetDisplayMethod(
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void (* pfnNewDisplayMethod)(LPCNSTR nszMessage));
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INT QueryError(void);
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static void (* _pfnDisplay)(LPCNSTR nszMessage);
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protected:
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void SetError(INT iLastError);
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static NCHAR _nszErrorBuf[MAX_ERROR_STRING+1];
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private:
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INT _iLastError;
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};
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//+------------------------------------------------------------------
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//
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// Class: CBaseCmdlineObj
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//
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// Purpose: Provides the basic structure for a command line argument
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//
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// History: 12/27/91 Lizch Created.
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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// Added linearg parameter to constructors.
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// Added Display... functions to support
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// usage output.
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// Removed DisplayCmdlineObjType()
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// 06/13/97 MariusB ResetValue added.
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//
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//-------------------------------------------------------------------
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class CBaseCmdlineObj : public CBaseCmdline
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{
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public:
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CBaseCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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LPCNSTR nszDefault,
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LPCNSTR nszLineArg = NULL);
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CBaseCmdlineObj (LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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BOOL fMustHave = FALSE,
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LPCNSTR nszLineArg = NULL);
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~CBaseCmdlineObj ();
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virtual INT SetValue (LPCNSTR nszArg);
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virtual void ResetValue ();
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virtual INT SetValueToDefault(void);
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virtual void DisplayValue (void);
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LPCNSTR GetValue (void);
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BOOL IsFound (void);
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BOOL IsRequired (void);
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BOOL IsDefaultSpecified(void);
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LPCNSTR QuerySwitchString (void);
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void SetFoundFlag (BOOL fFound);
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INT DisplayUsageLine(USHORT *pusWidth,
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USHORT usDisplayWidth,
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USHORT usIndent);
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INT DisplayUsageDescr(USHORT usSwitchIndent,
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USHORT usDisplayWidth,
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USHORT usIndent);
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NCHAR SetSeparator(NCHAR nchSeparator);
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NCHAR SetEquater (NCHAR nchEquater);
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NCHAR GetSeparator(void);
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NCHAR GetEquater (void);
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BOOL SecondArg (void) { return(_fSecondArg); };
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protected:
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void DisplayNoValue(void);
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virtual INT DisplaySpecialUsage(USHORT usDisplayWidth,
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USHORT usIndent,
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USHORT *pusWidth);
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virtual LPCNSTR QueryCmdlineType(void) const;
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virtual LPCNSTR QueryLineArgType(void) const;
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INT DisplayStringByWords(LPCNSTR nszString,
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USHORT usDisplayWidth,
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USHORT usIndent,
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USHORT *pusWidth);
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INT CopyWord(LPCNSTR pnchWord,
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ULONG cchWord,
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LPNSTR *ppnszWord);
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INT DisplayWord(LPCNSTR nszWord,
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USHORT usDisplayWidth,
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USHORT usIndent,
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USHORT *pusWidth);
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void *_pValue;
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NCHAR _nchSeparator;
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NCHAR _nchEquater;
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LPNSTR _pnszUsageString;
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LPNSTR _pnszSwitch; // the switch on the command line.
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LPNSTR _pnszDefaultValue; // default value if none specified.
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LPNSTR _pnszLineArgType;
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BOOL _fDefaultSpecified; // TRUE if user specified a default
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BOOL _fMandatory;
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BOOL _fSecondArg; // TRUE if should parse for second arg.
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// mainly needed for boolean type.
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private:
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void Init(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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BOOL fMustHave,
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LPCNSTR nszDefault,
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LPCNSTR nszLineArg);
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BOOL _fFoundSwitch;
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};
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//+------------------------------------------------------------------
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//
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// Class: CIntCmdlineObj
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//
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// Purpose: Provides the basic structure for an integer
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// command line argument
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//
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// Derivation: CBaseCmdlineObj
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//
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// History: 12/27/91 Lizch Created.
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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// Added linearg parameter to constructors.
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//
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//-------------------------------------------------------------------
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class CIntCmdlineObj : public CBaseCmdlineObj
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{
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public:
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CIntCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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BOOL fMustHave = FALSE,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, fMustHave, nszLineArg)
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{
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};
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CIntCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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LPCNSTR nszDefault,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, nszDefault, nszLineArg)
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{
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};
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~CIntCmdlineObj(void);
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const INT * GetValue (void);
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virtual INT SetValue (LPCNSTR nszArg);
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virtual void DisplayValue(void);
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protected:
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virtual LPCNSTR QueryCmdlineType(void) const;
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virtual LPCNSTR QueryLineArgType(void) const;
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};
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//+------------------------------------------------------------------
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//
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// Class: CUlongCmdlineObj
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//
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// Purpose: Provides the basic structure for an unsigned long
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// command line argument
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//
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// Derivation: CBaseCmdlineObj
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//
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// History: 6/15/92 DeanE Created: Cut and paste from CIntCmdLine
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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// Added linearg parameter to constructors.
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//
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//-------------------------------------------------------------------
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class CUlongCmdlineObj : public CBaseCmdlineObj
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{
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public:
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CUlongCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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BOOL fMustHave = FALSE,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, fMustHave, nszLineArg)
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{
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};
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CUlongCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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LPCNSTR nszDefault,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, nszDefault, nszLineArg)
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{
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};
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~CUlongCmdlineObj(void);
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const ULONG *GetValue (void);
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virtual INT SetValue (LPCNSTR nszArg);
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virtual void DisplayValue(void);
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protected:
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virtual LPCNSTR QueryCmdlineType(void) const;
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virtual LPCNSTR QueryLineArgType(void) const;
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};
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//+------------------------------------------------------------------
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//
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// Class: CBoolCmdlineObj
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//
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// Purpose: Provides the basic structure for a Boolean
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// command line argument
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//
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// Derivation: CBaseCmdlineObj
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//
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// History: 6/15/92 DeanE Created: Obtained from security project
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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// Modified constructor.
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//
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//-------------------------------------------------------------------
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class CBoolCmdlineObj : public CBaseCmdlineObj
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{
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public :
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CBoolCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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LPCNSTR nszDefault = _TEXTN("FALSE"));
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~CBoolCmdlineObj (void);
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virtual INT SetValue (LPCNSTR nszString);
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virtual void DisplayValue (void);
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const BOOL * GetValue (void);
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protected :
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virtual LPCNSTR QueryCmdlineType(void) const;
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virtual LPCNSTR QueryLineArgType(void) const;
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};
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//+------------------------------------------------------------------
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//
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// Class: CStrLengthCmdlineObj
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//
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// Purpose: Provides the basic structure for an string
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// command line argument whose length lies within
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// a specified range.
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//
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// Derivation: CBaseCmdlineObj
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//
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// History: 12/27/91 Lizch Created.
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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// Added linearg parameter to constructors.
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//
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//-------------------------------------------------------------------
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class CStrLengthCmdlineObj : public CBaseCmdlineObj
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{
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public:
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CStrLengthCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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UINT uiMin,
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UINT uiMax,
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BOOL fMustHave = FALSE,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, fMustHave, nszLineArg)
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{
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_uiMinLength = uiMin;
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_uiMaxLength = uiMax;
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};
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CStrLengthCmdlineObj(LPCNSTR nszSwitch,
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LPCNSTR nszUsage,
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UINT uiMin,
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UINT uiMax,
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LPCNSTR nszDefault,
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LPCNSTR nszLineArg = NULL) :
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CBaseCmdlineObj(nszSwitch, nszUsage, nszDefault, nszLineArg)
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{
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_uiMinLength = uiMin;
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_uiMaxLength = uiMax;
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};
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virtual INT SetValue(LPCNSTR nszArg);
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protected:
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virtual INT DisplaySpecialUsage(USHORT usDisplayWidth,
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USHORT usIndent,
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USHORT *pusWidth);
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virtual LPCNSTR QueryCmdlineType(void) const;
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virtual LPCNSTR QueryLineArgType(void) const;
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private:
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UINT _uiMinLength;
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UINT _uiMaxLength;
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};
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//+------------------------------------------------------------------
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//
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// Class: CStrListCmdlineObj
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//
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// Purpose: Provides the basic structure for a
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// command line argument that takes a list of strings
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//
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// Derivation: CBaseCmdlineObj
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||
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//
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// History: 12/31/91 Lizch Created.
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||
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// 07/31/92 Davey Added QueryCmdlineType, QueryLineArgType
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|
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// Added linearg parameter to constructors.
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||
|
|
// 12/23/93 XimingZ Converted to CNStrList
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||
|
|
// 06/13/97 MariusB ResetValue added.
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||
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//
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||
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//-------------------------------------------------------------------
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||
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class CStrListCmdlineObj:public CBaseCmdlineObj
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{
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public:
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|
||
|
|
CStrListCmdlineObj (LPCNSTR pnszSwitch,
|
||
|
|
LPCNSTR pnszUsage,
|
||
|
|
LPCNSTR pnszDefault,
|
||
|
|
LPCNSTR pnszLineArg = NULL);
|
||
|
|
|
||
|
|
CStrListCmdlineObj (LPCNSTR pnszSwitch,
|
||
|
|
LPCNSTR pnszUsage,
|
||
|
|
BOOL fMustHave,
|
||
|
|
LPCNSTR pnszLineArg = NULL);
|
||
|
|
|
||
|
|
~CStrListCmdlineObj(void);
|
||
|
|
|
||
|
|
virtual INT SetValue(LPCNSTR pnszArg);
|
||
|
|
virtual void ResetValue();
|
||
|
|
|
||
|
|
VOID Reset(void);
|
||
|
|
LPCNSTR GetValue(void);
|
||
|
|
|
||
|
|
virtual void DisplayValue();
|
||
|
|
|
||
|
|
INT SetDelims(LPCNSTR pnszDelims);
|
||
|
|
|
||
|
|
protected:
|
||
|
|
|
||
|
|
virtual INT DisplaySpecialUsage(USHORT usDisplayWidth,
|
||
|
|
USHORT usIndent,
|
||
|
|
USHORT *pusWidth);
|
||
|
|
|
||
|
|
virtual LPCNSTR QueryCmdlineType() const;
|
||
|
|
|
||
|
|
virtual LPCNSTR QueryLineArgType() const;
|
||
|
|
|
||
|
|
private:
|
||
|
|
|
||
|
|
LPNSTR _pnszListDelims;
|
||
|
|
CnStrList *_pNStrList;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
//+------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Class: CCmdlineArg
|
||
|
|
//
|
||
|
|
// Purpose: Encapsulates one command line argument and indicates
|
||
|
|
// found/not found
|
||
|
|
//
|
||
|
|
//-------------------------------------------------------------------
|
||
|
|
class CCmdlineArg : public CBaseCmdline
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
CCmdlineArg(LPCNSTR nszArg);
|
||
|
|
~CCmdlineArg(void);
|
||
|
|
|
||
|
|
const BOOL IsProcessed (void);
|
||
|
|
void SetProcessedFlag(BOOL fProcessed);
|
||
|
|
LPCNSTR QueryArg (void);
|
||
|
|
|
||
|
|
private:
|
||
|
|
LPNSTR _pnszArgument;
|
||
|
|
BOOL _fProcessed;
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
//+------------------------------------------------------------------
|
||
|
|
//
|
||
|
|
// Class: CCmdLine
|
||
|
|
//
|
||
|
|
// Purpose: Parses command line arguments
|
||
|
|
//
|
||
|
|
// Created: 12/23/91 Lizch
|
||
|
|
// 07/28/92 Davey Added extra usage function pointer.
|
||
|
|
// Also added _usIndent, _usDisplayUsage.
|
||
|
|
// Also changed SetProgName. Also added
|
||
|
|
// QueryDisplayParamerters, SetIndent,
|
||
|
|
// SetDisplayWidth, and SetSwitchIndent
|
||
|
|
// Changed SetSeparators/SetEquators to
|
||
|
|
// only take one character. Changed the
|
||
|
|
// names to singular instead of plural
|
||
|
|
// Added fCheckForExtras to FindSwitch.
|
||
|
|
// 02/15/95 jesussp
|
||
|
|
// Added contructor for Windows programs.
|
||
|
|
//
|
||
|
|
//-------------------------------------------------------------------
|
||
|
|
class CCmdline : public CBaseCmdline
|
||
|
|
{
|
||
|
|
public:
|
||
|
|
CCmdline (BOOL fInternalUsage = FALSE);
|
||
|
|
CCmdline (int argc, char *argv[], BOOL fInternalUsage = FALSE);
|
||
|
|
~CCmdline(void);
|
||
|
|
|
||
|
|
INT Parse(CBaseCmdlineObj * apExpectedArgs[],
|
||
|
|
UINT uiMaxArgs,
|
||
|
|
BOOL fCheckForExtras = TRUE);
|
||
|
|
|
||
|
|
INT DisplayUsage(CBaseCmdlineObj * const apExpectedArgs[],
|
||
|
|
UINT uiMaxArgs);
|
||
|
|
|
||
|
|
INT SetProgName (LPNSTR pnszProgName);
|
||
|
|
LPCNSTR GetProgName (void);
|
||
|
|
void SetExtraUsage (PFVOID pfUsage);
|
||
|
|
INT SetIndent (USHORT usIndent);
|
||
|
|
INT SetSwitchIndent (USHORT usSwitchIndent);
|
||
|
|
INT SetDisplayWidth (USHORT usDisplayWidth);
|
||
|
|
|
||
|
|
void QueryDisplayParameters (USHORT *pusDisplayWidth,
|
||
|
|
USHORT *pusSwitchIndent,
|
||
|
|
USHORT *pusIndent) const ;
|
||
|
|
|
||
|
|
private:
|
||
|
|
INT CheckParameterConsistency(void) const;
|
||
|
|
INT FindSwitch(CBaseCmdlineObj * const pArg, BOOL fCheckForExtras);
|
||
|
|
INT ConfirmArgs(CBaseCmdlineObj *apExpectedArgs[], UINT cMaxArgs);
|
||
|
|
INT SetInternalUsage(void);
|
||
|
|
|
||
|
|
CCmdlineArg **_apArgs;
|
||
|
|
UINT _uiNumArgs;
|
||
|
|
LPNSTR _pnszProgName;
|
||
|
|
CBoolCmdlineObj *_pbcInternalUsage;
|
||
|
|
PFVOID _pfExtraUsage;
|
||
|
|
USHORT _usIndent; // indention of usage display
|
||
|
|
USHORT _usSwitchIndent; // indention of switch
|
||
|
|
USHORT _usDisplayWidth; // width for usage display
|
||
|
|
};
|
||
|
|
|
||
|
|
|
||
|
|
#endif // __CMDLINEW_HXX__
|