SRFI 199: POSIX errno manipulation

by Harold Ancell

status: draft (2020-06-25)

keywords: Error Handling, Operating System

See also SRFI 170: POSIX API and SRFI 198: POSIX system call exceptions.

Abstract

The majority of POSIX system and library calls require accessing errno to discern the specific cause of an error, and some require setting it to 0 before calling them. This SRFI specifies procedures to both retrieve its value, and to set it.