man3p/feclearexcept.3p

   1 .\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved
   2 .TH "FECLEAREXCEPT" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual"
   3 .\" feclearexcept
   4 .SH NAME
   5 feclearexcept \- clear floating-point exception
   6 .SH SYNOPSIS
   7 .LP
   8 \fB#include <fenv.h>
   9 .br
  10 .sp
  11 int feclearexcept(int\fP \fIexcepts\fP\fB);
  12 .br
  13 \fP
  14 .SH DESCRIPTION
  15 .LP
  16 The \fIfeclearexcept\fP() function shall attempt to clear the supported
  17 floating-point exceptions represented by
  18 \fIexcepts\fP.
  19 .SH RETURN VALUE
  20 .LP
  21 If the argument is zero or if all the specified exceptions were successfully
  22 cleared, \fIfeclearexcept\fP() shall return zero.
  23 Otherwise, it shall return a non-zero value.
  24 .SH ERRORS
  25 .LP
  26 No errors are defined.
  27 .LP
  28 \fIThe following sections are informative.\fP
  29 .SH EXAMPLES
  30 .LP
  31 None.
  32 .SH APPLICATION USAGE
  33 .LP
  34 None.
  35 .SH RATIONALE
  36 .LP
  37 None.
  38 .SH FUTURE DIRECTIONS
  39 .LP
  40 None.
  41 .SH SEE ALSO
  42 .LP
  43 \fIfegetexceptflag\fP() , \fIferaiseexcept\fP() , \fIfesetexceptflag\fP()
  44 , \fIfetestexcept\fP() , the Base Definitions
  45 volume of IEEE\ Std\ 1003.1-2001, \fI<fenv.h>\fP
  46 .SH COPYRIGHT
  47 Portions of this text are reprinted and reproduced in electronic form
  48 from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
  49 -- Portable Operating System Interface (POSIX), The Open Group Base
  50 Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
  51 Electrical and Electronics Engineers, Inc and The Open Group. In the
  52 event of any discrepancy between this version and the original IEEE and
  53 The Open Group Standard, the original IEEE and The Open Group Standard
  54 is the referee document. The original Standard can be obtained online at
  55 http://www.opengroup.org/unix/online.html .