Patent · US Expired

Method for creating a directory tree in main memory using an index file in secondary memory

US5276874A · kind A · utility

33Cited by
2References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 27, 1992
Grant dateJan 4, 1994
Priority date
Expiry dateAug 27, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99943
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A digital data processing system having an index file containing a plurality of file headers includes an arrangement having a file header processing portion for iteratively retrieving file headers from an index file and for establishing in response thereto a descriptor defining a directory in a directory tree, each descriptor defining the relationship of the corresponding directory to a parent directory in the directory tree, and a group vector processing portion, responsive to processing of a file header by the file header processing portion, for generating a group vector comprising a plurality of pointers to said descriptors, each pointer defining the relationship of a directory to one or more child directories in said directory tree.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.