diff options
| -rw-r--r-- | man/man2const/PR_SET_FPEXC.2const | 53 |
1 files changed, 30 insertions, 23 deletions
diff --git a/man/man2const/PR_SET_FPEXC.2const b/man/man2const/PR_SET_FPEXC.2const index c117536177..f32259fa40 100644 --- a/man/man2const/PR_SET_FPEXC.2const +++ b/man/man2const/PR_SET_FPEXC.2const @@ -1,11 +1,8 @@ .\" Copyright Guillem Jover <guillem@hadrons.org> +.\" Copyright 2024, Alejandro Colomar <alx@kernel.org> .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.\" Modified 2006-08-30 Guillem Jover <guillem@hadrons.org> -.\" Added -.\" PR_SET_FPEXC -.\" .TH PR_SET_FPEXC 2const (date) "Linux man-pages (unreleased)" .SH NAME PR_SET_FPEXC @@ -18,24 +15,32 @@ Standard C library .nf .B #include <sys/prctl.h> .P -.BI "int prctl(int " op ", ..." -.BI " \fR/*\fP unsigned long " arg2 ", unsigned long " arg3 , -.BI " unsigned long " arg4 ", unsigned long " arg5 " \fR*/\fP );" +.BI "int prctl(PR_SET_FPEXC, unsigned long " mode ", 0L, 0L, 0L);" .fi .SH DESCRIPTION -.TP -.BR PR_SET_FPEXC " (since Linux 2.4.21, 2.5.32, only on PowerPC)" -Set floating-point exception mode to \fIarg2\fP. -Pass \fBPR_FP_EXC_SW_ENABLE\fP to use FPEXC for FP exception enables, -\fBPR_FP_EXC_DIV\fP for floating-point divide by zero, -\fBPR_FP_EXC_OVF\fP for floating-point overflow, -\fBPR_FP_EXC_UND\fP for floating-point underflow, -\fBPR_FP_EXC_RES\fP for floating-point inexact result, -\fBPR_FP_EXC_INV\fP for floating-point invalid operation, -\fBPR_FP_EXC_DISABLED\fP for FP exceptions disabled, -\fBPR_FP_EXC_NONRECOV\fP for async nonrecoverable exception mode, -\fBPR_FP_EXC_ASYNC\fP for async recoverable exception mode, -\fBPR_FP_EXC_PRECISE\fP for precise exception mode. +Set floating-point exception mode to +.IR mode . +Pass +.B PR_FP_EXC_SW_ENABLE +to use FPEXC for FP exception enables, +.B PR_FP_EXC_DIV +for floating-point divide by zero, +.B PR_FP_EXC_OVF +for floating-point overflow, +.B PR_FP_EXC_UND +for floating-point underflow, +.B PR_FP_EXC_RES +for floating-point inexact result, +.B PR_FP_EXC_INV +for floating-point invalid operation, +.B PR_FP_EXC_DISABLED +for FP exceptions disabled, +.B PR_FP_EXC_NONRECOV +for async nonrecoverable exception mode, +.B PR_FP_EXC_ASYNC +for async recoverable exception mode, +.B PR_FP_EXC_PRECISE +for precise exception mode. .SH RETURN VALUE On success, 0 is returned. @@ -45,12 +50,14 @@ is set to indicate the error. .SH ERRORS .TP .B EINVAL -.I arg2 -is not a valid value for this -.IR op . +.I mode +is not a valid value. .SH STANDARDS Linux. +PowerPC only. .SH HISTORY +Linux 2.4.21, 2.5.32. +(PowerPC) .SH SEE ALSO .BR prctl (2), .BR PR_GET_FPEXC (2const) |