PR_GET_FPEXC(2const)

PR_GET_FPEXC2const

Get the floating-point exception mode

Usage

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

int prctl(PR_GET_FPEXC, unsigned int *mode);

Library

Standard C library (libc, -lc)

Overview

Return floating-point exception mode, in the location pointed to by mode.

Return value

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

Errors

EFAULT

mode is an invalid address.

Releases

2 releases since Debian 13 (Trixie); the text changed 1 time.

  1. 13
  2. Arch

Standards

Linux. PowerPC only.

History

Linux 2.4.21, 2.5.32. (PowerPC)

From man-pages 6.19-1 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.