---
name: "function::errno_str"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/function::errno_str"
---

# function::errno\_str(3stap)

Symbolic string associated with error code

## NAME

function::errno\_str - Symbolic string associated with error code

## SYNOPSIS

```
    errno_str:string(err:long)
```

## ARGUMENTS

*err*

The error number received

## DESCRIPTION

This function returns the symbolic string associated with the giver error code, such as ENOENT for the number 2, or E#3333 for an out-of-range value such as 3333.

## SEE ALSO0

[*tapset::errno*(3stap)](/tapset::errno/3stap.md)