PR_SET_FPEMU(2const)                                      PR_SET_FPEMU(2const)

NAME
       PR_SET_FPEMU - set floating-point emulation control bits

LIBRARY
       Standard C library (libc, -lc)

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

       int prctl(PR_SET_FPEMU, long fpemu);

DESCRIPTION
       Set floating-point emulation control bits to fpemu.  Pass
       PR_FPEMU_NOPRINT to silently emulate floating-point operation accesses,
       or PR_FPEMU_SIGFPE to not emulate floating-point operations and send
       SIGFPE instead.

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

ERRORS
       EINVAL fpemu is not a valid value.

STANDARDS
       Linux.  ia64 only.

HISTORY
       Linux 2.4.18, 2.5.9.  (ia64)

SEE ALSO
       prctl(2), PR_GET_FPEMU(2const)

Linux man-pages 6.19              2026-02-08              PR_SET_FPEMU(2const)