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dereference

From Wiktionary, the free dictionary

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See also: déréférencé and déréférence

English

Etymology

From de- +‎ reference.

Pronunciation

Verb

dereference (third-person singular simple present dereferences, present participle dereferencing, simple past and past participle dereferenced)

  1. (programming) To access the value or object located in a memory location addressed by a pointer or another value interpreted as such; to access a value being referenced by something else.
    Attempting to dereference a null pointer often results in a crash.
  2. (computing, *nix) To operate on the file or directory pointed to by a symbolic link, rather than on the link itself.
    Synonyms: follow, resolve
    With the find command, any symbolic links appearing after -follow will be dereferenced.
  3. (computing, *nix) To dissolve a symbolic link by replacing it with a copy of its target.

Derived terms

Translations

Noun

dereference (plural dereferences)

  1. The act by which something is dereferenced.
    • 1999, Michael Barry Greenwald, Non-blocking synchronization and system design, page 77:
      Either each dereference must use a complicated DCAS protocol, or each pointer must include a version number that is managed on each modification and checked on each dereference, or storage management must be tightly coupled […]

See also

References

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