man7.org > Linux > man-pages

Linux/UNIX system programming training

PR_GET_FP_MODE(2const) — Linux manual page

NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUE | STANDARDS | HISTORY | SEE ALSO | COLOPHON 

PR_GET_FP_MODE(2const)                             PR_GET_FP_MODE(2const)

NAME         top

       PR_GET_FP_MODE - get the floating point mode of the calling
       process

LIBRARY         top

       Standard C library (libc, -lc)

SYNOPSIS         top

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

       int prctl(PR_GET_FP_MODE);

DESCRIPTION         top

       Return a bit mask which represents the current floating-point mode
       (see PR_SET_FP_MODE(2const) for details).

RETURN VALUE         top

       On success, this call returns the nonnegative value described
       above.  On error, -1 is returned, and errno is set to indicate the
       error.

STANDARDS         top

       Linux.  MIPS only.

HISTORY         top

       Linux 4.0 (MIPS).

SEE ALSO         top

       prctl(2), PR_GET_FP_MODE(2const)

COLOPHON         top

       This page is part of the man-pages (Linux kernel and C library
       user-space interface documentation) project.  Information about
       the project can be found at 
       ⟨https://www.kernel.org/doc/man-pages/⟩.  If you have a bug report
       for this manual page, see
       ⟨https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/tree/CONTRIBUTING⟩.
       This page was obtained from the tarball man-pages-6.15.tar.gz
       fetched from
       ⟨https://mirrors.edge.kernel.org/pub/linux/docs/man-pages/⟩ on
       2025-08-11.  If you discover any rendering problems in this HTML
       version of the page, or you believe there is a better or more up-
       to-date source for the page, or you have corrections or
       improvements to the information in this COLOPHON (which is not
       part of the original manual page), send a mail to
       man-pages@man7.org

Linux man-pages 6.15            2025-05-17         PR_GET_FP_MODE(2const)

Pages that refer to this page: prctl(2),  PR_GET_FP_MODE(2const),  PR_SET_FP_MODE(2const)

HTML rendering created 2025-09-06 by Michael Kerrisk, author of The Linux Programming Interface.

For details of in-depth Linux/UNIX system programming training courses that I teach, look here.

Hosting by jambit GmbH.

Cover of TLPI