io.hpp File Reference

Implements c++ wrappers for <cstdio> I/O functionality. More...

#include <cstdio>
#include <utility>

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Classes
class	sys::io::file< Ownership, Features >
	Produces file access types around the C file handling facilities. More...
struct	sys::io::enable_if< bool, T >
	Similar to std::enable_if, but it also has the value of the expression. More...
struct	sys::io::enable_if< false, T >
	Specialise enable_if for a false expression. More...
struct	sys::io::set< Set >
	Pack a set of integral values in a type. More...
struct	sys::io::contains< SetT, Value >
	Check whether a set type contains a value. More...
struct	sys::io::contains< set< Set ... >, Value >
	Specialise io::contains to unpack io::set. More...
struct	sys::io::is_superset_of< LSetT, RSetT >
	Check whether the left hand set is a superest of the right hand set. More...
struct	sys::io::is_superset_of< LSetT, set< RSet ... > >
	Specialise is_superset_of to unpack the right hand io::set. More...
struct	sys::io::query
	Ask questions about the contents of a string. More...
struct	sys::io::query::contains_ftor
	Test a string whether it contains a set of characters. More...
class	sys::io::file_feature< FileT,... >
	Implements the base functionality of all file access types. More...
class	sys::io::file_feature< FileT, read, Tail ... >
	Implement read support for file types. More...
class	sys::io::file_feature< FileT, write, Tail ... >
	Implement write support for file types. More...
class	sys::io::file_feature< FileT, seek, Tail ... >
	Implement seek support for file types. More...
class	sys::io::file< own, Features ... >
	Specialise for FILE object owning file instances. More...
class	sys::io::file< link, Features ... >
	Specialise for FILE object linking file instances. More...

Namespaces
	sys
	Wrappers around native system interfaces.
	sys::io
	This namespace contains c++ wrappers for <cstdio> functionality.

Typedefs
template<class SetT , auto Value>
using	sys::io::contains_t = typename contains< SetT, Value >::type
	Check whether a set type contains a value. More...
template<class LSetT , class RSetT >
using	sys::io::is_superset_of_t = typename is_superset_of< LSetT, RSetT >::type
	Check whether the left hand set is a superest of the right hand set. More...

Enumerations
enum	sys::io::feature { sys::io::feature::read, sys::io::feature::write, sys::io::feature::seek }
	Feature flags for file type composition. More...
enum	sys::io::ownership { sys::io::ownership::own, sys::io::ownership::link }
	Ownership relation to the underlying FILE object. More...

Variables
template<class SetT , auto Value>
constexpr const auto	sys::io::contains_v = contains<SetT, Value>::value
	Check whether a set type contains a value. More...
template<class LSetT , class RSetT >
constexpr const auto	sys::io::is_superset_of_v = is_superset_of<LSetT, RSetT>::value
	Check whether the left hand set is a superest of the right hand set. More...
file< link, write >	sys::io::ferr {stderr}
	File access instances for stderr.
file< link, write >	sys::io::fout {stdout}
	File access instances for stdout.
file< link, read >	sys::io::fin {stdin}
	File access instances for stdin.

Detailed Description

Implements c++ wrappers for <cstdio> I/O functionality.

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Class Documentation

sys::io::file

class sys::io::file

template<ownership Ownership, feature ... Features>
class sys::io::file< Ownership, Features >

Produces file access types around the C file handling facilities.

Template Parameters

Ownership	Determine the ownership relationship to the underlying FILE object
Features	A list of features the file type supports

See also

ownership

feature

file<own, Features ...>

file<link, Features ...>

file_feature

sys::io::set

struct sys::io::set

template<auto ... Set>
struct sys::io::set< Set >

Pack a set of integral values in a type.

Template Parameters

Set	A set of integral values

sys::io::contains

struct sys::io::contains

template<class SetT, auto Value>
struct sys::io::contains< SetT, Value >

Check whether a set type contains a value.

Template Parameters

SetT	A set of integral values packed in io::set
Value	The value to look up

sys::io::is_superset_of

struct sys::io::is_superset_of

template<class LSetT, class RSetT>
struct sys::io::is_superset_of< LSetT, RSetT >

Check whether the left hand set is a superest of the right hand set.

Template Parameters

LSetT,RSetT

Two io::set instances

sys::io::query

struct sys::io::query

Ask questions about the contents of a string.

Collaboration diagram for sys::io::query:

Class Members
struct contains_ftor	contains	Query the string for characters.