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/**********************************************************************
* Copyright (c) 2003, 2004, froglogic Porten & Stadlbauer GbR
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* * Neither the name of the froglogic nor the names of its
* contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*
**********************************************************************/
#ifndef FROGGETOPT_H
#define FROGGETOPT_H
#include <QStringList>
#include <QMap>
class GetOpt {
public:
GetOpt();
GetOpt( int offset );
GetOpt( int argc, char *argv[] );
GetOpt( const QStringList &a );
QString appName() const { return aname; }
// switch (no arguments)
void addSwitch( const QString &lname, bool *b );
// options (with arguments, sometimes optional)
void addOption( char s, const QString &l, QString *v );
void addVarLengthOption( const QString &l, QStringList *v );
void addRepeatableOption( char s, QStringList *v );
void addRepeatableOption( const QString &l, QStringList *v );
void addOptionalOption( const QString &l, QString *v,
const QString &def );
void addOptionalOption( char s, const QString &l,
QString *v, const QString &def );
// bare arguments
void addArgument( const QString &name, QString *v );
void addOptionalArgument( const QString &name, QString *v );
bool parse( bool untilFirstSwitchOnly );
bool parse() { return parse( false ); }
bool isSet( const QString &name ) const;
int currentArgument() const { return currArg; }
private:
enum OptionType { OUnknown, OEnd, OSwitch, OArg1, OOpt, ORepeat, OVarLen };
struct Option;
friend struct Option;
struct Option {
Option( OptionType t = OUnknown,
char s = 0, const QString &l = QString::null )
: type( t ),
sname( s ),
lname( l ),
boolValue( 0 ) { }
OptionType type;
char sname; // short option name (0 if none)
QString lname; // long option name (null if none)
union {
bool *boolValue;
QString *stringValue;
QStringList *listValue;
};
QString def;
};
QList<Option> options;
typedef QList<Option>::const_iterator OptionConstIterator;
QMap<QString, int> setOptions;
void init( int argc, char *argv[], int offset = 1 );
void addOption( Option o );
void setSwitch( const Option &o );
QStringList args;
QString aname;
int numReqArgs;
int numOptArgs;
Option reqArg;
Option optArg;
int currArg;
};
#endif
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