err.h

Overview

Related Modules:

IO

Description:

Provides common functions for error messages.

You can use the functions provided in this file to implement error output operations required during development.

Since:

1.0

Version:

1.0

Summary

Functions

Function Name

Description

warn (const char fmt,…)

void 

Displays a formatted error message on the standard error (stderr) output.

vwarn (const char fmt, va_list args)

void 

Displays a formatted error message on the stderr output.

warnx (const char fmt,…)

void 

Displays a formatted error message on the stderr output.

vwarnx (const char fmt, va_list args)

void 

Displays a formatted error message on the stderr output.

err (int eval, const char fmt, va_list args)

void 

Displays error information.

errx (int eval, const char fmt,…)

void 

Displays error information.

verr (int eval, const char fmt, va_list args)

void 

Displays error information.

verrx (int eval, const char fmt, va_list args)

void 

Displays a formatted error message.