Portable Operating System Interface (POSIX). Part 2. Shell and Utilities.Category: Software Standard; Subcategory: Operating Systems

摘要

This publication announces the adoption of International Standard ISO/IEC 9945-2:1993, Information Technology--Portable Operating System Interface (POSIX)--Part 2: Shell and Utilities as a Federal Information Processing Standard (FIPS). ISO/IEC 9945-2:1993 defines a command language interpreter (shell) and a set of utility programs. This standard is for use by computing professionals involved in system and application software development and implementation and is part of a series of specifications needed for application portability. This standard addresses the Applications Portability Profile functional area that deals with methods by which a person interacts with the operating system.