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Diffstat (limited to 'tools/lldb-mi/MICmdArgValListOfN.h')
-rw-r--r-- | tools/lldb-mi/MICmdArgValListOfN.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/tools/lldb-mi/MICmdArgValListOfN.h b/tools/lldb-mi/MICmdArgValListOfN.h new file mode 100644 index 000000000000..0fe5d2f4f831 --- /dev/null +++ b/tools/lldb-mi/MICmdArgValListOfN.h @@ -0,0 +1,98 @@ +//===-- MICmdArgValListOfN.h ------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +//++ +// File: MICmdArgValListOfN.h +// +// Overview: CMICmdArgValListOfN interface. +// +// Environment: Compilers: Visual C++ 12. +// gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 +// Libraries: See MIReadmetxt. +// +// Copyright: None. +//-- + +#pragma once + +// Third party headers: +#include <vector> + +// In-house headers: +#include "MICmdArgValListBase.h" + +// Declarations: +class CMICmdArgContext; + +//++ ============================================================================ +// Details: MI common code class. Command argument class. Arguments object +// needing specialization derived from the CMICmdArgValBase class. +// An argument knows what type of argument it is and how it is to +// interpret the options (context) string to find and validate a matching +// argument and so extract a value from it . +// The CMICmdArgValBase objects added to *this ListOfN container belong +// to this container and will be deleted when *this object goes out of +// scope. +// To parse arguments like 'thread-id ...' i.e. 1 10 12 13 ... +// If vbMandatory argument is true it takes on the (...)+ specification +// otherwise assumed to be (...)* specification. +// Based on the Interpreter pattern. +// Gotchas: None. +// Authors: Illya Rudkin 16/04/2014. +// Changes: None. +//-- +class CMICmdArgValListOfN : public CMICmdArgValListBase +{ +// Methods: +public: + /* ctor */ CMICmdArgValListOfN( void ); + /* ctor */ CMICmdArgValListOfN( const CMIUtilString & vrArgName, const bool vbMandatory, const bool vbHandleByCmd, const ArgValType_e veType ); + // + const VecArgObjPtr_t & GetExpectedOptions( void ) const; + template< class T1, typename T2 > + bool GetExpectedOption( T2 & vrwValue ) const; + +// Overridden: +public: + // From CMICmdArgValBase + /* dtor */ virtual ~CMICmdArgValListOfN( void ); + // From CMICmdArgSet::IArg + virtual bool Validate( CMICmdArgContext & vArgContext ); + +// Methods: +private: + bool IsListOfN( const CMIUtilString & vrTxt ) const; + bool CreateList( const CMIUtilString & vrTxt ); +}; + +//++ ------------------------------------------------------------------------------------ +// Details: Retrieve the first argument or option value from the list of 1 or more options +// parsed from the command's options string. +// Type: Template method. +// Args: vrwValue - (W) Templated type return value. +// T1 - The argument value's class type of the data hold in the list of options. +// T2 - The type pf the variable which holds the value wanted. +// Return: MIstatus::success - Functional succeeded. +// MIstatus::failure - Functional failed. List of object was empty. +// Throws: None. +//-- +template< class T1, typename T2 > +bool CMICmdArgValListOfN::GetExpectedOption( T2 & vrwValue ) const +{ + const VecArgObjPtr_t & rVecOptions( GetExpectedOptions() ); + VecArgObjPtr_t::const_iterator it2 = rVecOptions.begin(); + if( it2 != rVecOptions.end() ) + { + const T1 * pOption = static_cast< T1 * >( *it2 ); + vrwValue = pOption->GetValue(); + return MIstatus::success; + } + + return MIstatus::failure; +} |