1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/ossrv/lowlevellibsandfws/apputils/src/BACLINE.CPP	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,132 @@
     1.4 +// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5 +// All rights reserved.
     1.6 +// This component and the accompanying materials are made available
     1.7 +// under the terms of "Eclipse Public License v1.0"
     1.8 +// which accompanies this distribution, and is available
     1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.10 +//
    1.11 +// Initial Contributors:
    1.12 +// Nokia Corporation - initial contribution.
    1.13 +//
    1.14 +// Contributors:
    1.15 +//
    1.16 +// Description:
    1.17 +//
    1.18 +
    1.19 +#include <bacline.h>
    1.20 +
    1.21 +
    1.22 +EXPORT_C CCommandLineArguments* CCommandLineArguments::NewLC()
    1.23 +/** Allocates and constructs a command line arguments parser, putting the returned 
    1.24 +pointer onto the cleanup stack. The function leaves if there is insufficient 
    1.25 +memory.
    1.26 +
    1.27 +@return The command line arguments parser. */
    1.28 +	{
    1.29 +	CCommandLineArguments* self=new (ELeave) CCommandLineArguments;
    1.30 +	CleanupStack::PushL(self);
    1.31 +	self->ConstructL();
    1.32 +	return self;
    1.33 +	}
    1.34 +
    1.35 +EXPORT_C CCommandLineArguments* CCommandLineArguments::NewL()
    1.36 +/** Allocates and constructs a command line arguments parser. The function leaves 
    1.37 +if there is insufficient memory.
    1.38 +
    1.39 +@return The command line arguments parser. */
    1.40 +	{
    1.41 +	CCommandLineArguments* self=CCommandLineArguments::NewLC();
    1.42 +	CleanupStack::Pop();
    1.43 +	return self;
    1.44 +	}
    1.45 +
    1.46 +EXPORT_C CCommandLineArguments::~CCommandLineArguments()
    1.47 +/** Frees resources prior to destruction. */
    1.48 +	{
    1.49 +	delete iArgs;
    1.50 +	delete iCommandLine;
    1.51 +	}
    1.52 +
    1.53 +CCommandLineArguments::CCommandLineArguments()
    1.54 +	{
    1.55 +	}
    1.56 +
    1.57 +void CCommandLineArguments::ConstructL()
    1.58 +	{
    1.59 +	// allocate args array
    1.60 +	iArgs=new (ELeave) CArrayFixFlat<TPtrC> (10);
    1.61 +	// get raw command line
    1.62 +	RProcess me;
    1.63 +	iCommandLine=HBufC::NewL(User::CommandLineLength());
    1.64 +	TPtr commandLine(iCommandLine->Des());
    1.65 +	User::CommandLine(commandLine);
    1.66 +	iFileName=me.FileName();
    1.67 +	// scan for each argument
    1.68 +	TText* out=CONST_CAST(TText*,iCommandLine->Ptr());
    1.69 +	const TText* scan=out;
    1.70 +	const TText* end=scan+iCommandLine->Length();
    1.71 +	while (scan < end) // scan one argument
    1.72 +		{
    1.73 +		while (scan < end && *scan==' ') // skip leading space
    1.74 +			scan++;
    1.75 +		if (scan == end) // ignore if blank
    1.76 +			break;
    1.77 +		TBool quoted=*scan=='\"'; // note leading quote
    1.78 +		if (quoted)
    1.79 +			scan++;
    1.80 +		TText* start=out; // note start in output
    1.81 +		if (!quoted) // if not quoted, scan for blank
    1.82 +			{
    1.83 +			while (scan < end && *scan!=' ')
    1.84 +				*out++ = *scan++;
    1.85 +			}
    1.86 +		else // quoted, scan for quote
    1.87 +			{
    1.88 +			for (;;) // one quote-or-double sequence
    1.89 +				{
    1.90 +				while (scan < end && *scan!='\"') // all up to quote
    1.91 +					*out++ = *scan++;
    1.92 +				if (scan < end) // skip quote
    1.93 +					scan++;
    1.94 +				if (scan < end && *scan=='\"') // transfer if quote is doubled
    1.95 +					*out++ = *scan++;
    1.96 +				else // finished this arg
    1.97 +					break;
    1.98 +				}
    1.99 +			}
   1.100 +		TPtrC arg(start, out-start);
   1.101 +		iArgs->AppendL(arg);
   1.102 +		}
   1.103 +	}
   1.104 +
   1.105 +
   1.106 +EXPORT_C TPtrC CCommandLineArguments::Arg(TInt aArg) const
   1.107 +/** Returns a non-modifiable pointer descriptor representing the specified command-line 
   1.108 +argument.
   1.109 +
   1.110 +Arg(0) is the file name as specified on the command line. Arg(1), Arg(2) etc. 
   1.111 +are the arguments specified to the command.
   1.112 +
   1.113 +The pointer descriptor is valid throughout the lifetime of the CCommandLineArguments 
   1.114 +object. If you wish to retain argument values after the CCommandLineArguments 
   1.115 +object is destroyed, you should copy the argument data into a different object.
   1.116 +
   1.117 +@param aArg The index of the desired argument. This number must be less than 
   1.118 +Count(). Specify 0 for the name used to invoke the process. Specify 1, 2 etc. 
   1.119 +for the arguments.
   1.120 +@return Non-modifiable pointer descriptor to the specified argument text. */
   1.121 +	{
   1.122 +	if (aArg > 0 ) // a normal argument
   1.123 +		return iArgs->operator[](aArg-1);
   1.124 +	else // process name
   1.125 +		return TPtrC(iFileName);
   1.126 +	}
   1.127 +
   1.128 +EXPORT_C TInt CCommandLineArguments::Count() const
   1.129 +/** Returns the number of command line arguments, including the program name.
   1.130 +
   1.131 +@return The number of command line arguments, plus one for the program name. 
   1.132 +Returns 1, if no arguments are specified. */
   1.133 +	{
   1.134 +	return iArgs->Count()+1;
   1.135 +	}