Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard Class Reference

RAII guard that removes a temporary file unless committed. More...

#include <ca-checkpoint.H>

Public Member Functions
	Tmp_File_Guard (std::filesystem::path p) noexcept
	Tmp_File_Guard (const Tmp_File_Guard &)=delete
Tmp_File_Guard &	operator= (const Tmp_File_Guard &)=delete
	~Tmp_File_Guard () noexcept
void	commit () noexcept
	Mark the temporary file as successfully renamed; suppress cleanup.
const std::filesystem::path &	path () const noexcept
	Access the underlying path.

Private Attributes
std::filesystem::path	path_
bool	committed_ = false

Detailed Description

RAII guard that removes a temporary file unless committed.

Used during atomic writes so a thrown exception (or early return) always cleans up the partial <path>.tmp.* sibling.

Definition at line 309 of file ca-checkpoint.H.

Constructor & Destructor Documentation

Tmp_File_Guard() [1/2]

Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::Tmp_File_Guard ( std::filesystem::path  p )

inlineexplicitnoexcept

Definition at line 315 of file ca-checkpoint.H.

Tmp_File_Guard() [2/2]

Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::Tmp_File_Guard ( const Tmp_File_Guard &  )

delete

~Tmp_File_Guard()

Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::~Tmp_File_Guard ( )

inlinenoexcept

Definition at line 322 of file ca-checkpoint.H.

References Aleph::blossom_maximum_cardinality_matching(), committed_, and path_.

Member Function Documentation

commit()

void Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::commit ( )

inlinenoexcept

Mark the temporary file as successfully renamed; suppress cleanup.

Definition at line 332 of file ca-checkpoint.H.

References committed_.

Referenced by Aleph::CA::ca_checkpoint_detail::atomic_write_file().

operator=()

Tmp_File_Guard & Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::operator= ( const Tmp_File_Guard &  )

delete

path()

const std::filesystem::path & Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::path ( ) const

inlinenoexcept

Access the underlying path.

Definition at line 335 of file ca-checkpoint.H.

References path_.

Member Data Documentation

committed_

bool Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::committed_ = false

private

Definition at line 312 of file ca-checkpoint.H.

Referenced by ~Tmp_File_Guard(), and commit().

path_

std::filesystem::path Aleph::CA::ca_checkpoint_detail::Tmp_File_Guard::path_

private

Definition at line 311 of file ca-checkpoint.H.

Referenced by ~Tmp_File_Guard(), and path().

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The documentation for this class was generated from the following file:

• ca-checkpoint.H