/usr/include/tclap/ArgTraits.h is in libtclap-dev 1.2.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/******************************************************************************
*
* file: ArgTraits.h
*
* Copyright (c) 2007, Daniel Aarno, Michael E. Smoot .
* All rights reverved.
*
* See the file COPYING in the top directory of this distribution for
* more information.
*
* THE SOFTWARE IS PROVIDED _AS IS_, WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*****************************************************************************/
// This is an internal tclap file, you should probably not have to
// include this directly
#ifndef TCLAP_ARGTRAITS_H
#define TCLAP_ARGTRAITS_H
namespace TCLAP {
// We use two empty structs to get compile type specialization
// function to work
/**
* A value like argument value type is a value that can be set using
* operator>>. This is the default value type.
*/
struct ValueLike {
typedef ValueLike ValueCategory;
virtual ~ValueLike() {}
};
/**
* A string like argument value type is a value that can be set using
* operator=(string). Usefull if the value type contains spaces which
* will be broken up into individual tokens by operator>>.
*/
struct StringLike {
virtual ~StringLike() {}
};
/**
* A class can inherit from this object to make it have string like
* traits. This is a compile time thing and does not add any overhead
* to the inherenting class.
*/
struct StringLikeTrait {
typedef StringLike ValueCategory;
virtual ~StringLikeTrait() {}
};
/**
* A class can inherit from this object to make it have value like
* traits. This is a compile time thing and does not add any overhead
* to the inherenting class.
*/
struct ValueLikeTrait {
typedef ValueLike ValueCategory;
virtual ~ValueLikeTrait() {}
};
/**
* Arg traits are used to get compile type specialization when parsing
* argument values. Using an ArgTraits you can specify the way that
* values gets assigned to any particular type during parsing. The two
* supported types are StringLike and ValueLike.
*/
template<typename T>
struct ArgTraits {
typedef typename T::ValueCategory ValueCategory;
virtual ~ArgTraits() {}
//typedef ValueLike ValueCategory;
};
#endif
} // namespace
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