---
name: "PR_GET_PDEATHSIG"
section: "2const"
platform: "linux"
package: "man-pages"
version: "6.19-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/PR_GET_PDEATHSIG"
---

# PR\_GET\_PDEATHSIG(2const)

get the parent-death signal number of the calling process

## NAME

PR\_GET\_PDEATHSIG - get the parent-death signal number of the calling process

## LIBRARY

Standard C library (*libc*, *-lc*)

## SYNOPSIS

```
#include <linux/prctl.h>  /* Definition of PR_* constants */
#include <sys/prctl.h>
```

**int prctl(PR\_GET\_PDEATHSIG, int \****sig***);**

## DESCRIPTION

Return the parent-death signal number of the calling process, in the location pointed to by *sig*.

## RETURN VALUE

On success, 0 is returned. On error, -1 is returned, and *errno* is set to indicate the error.

## ERRORS

- **EFAULT**

  *sig* is an invalid address.

## STANDARDS

Linux.

## HISTORY

Linux 2.3.15.

## SEE ALSO

[**signal**(2)](/signal/2.md), [**PR\_SET\_PDEATHSIG**(2const)](/PR_SET_PDEATHSIG/2const.md)