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diff --git a/man3p/feholdexcept.3p b/man3p/feholdexcept.3p new file mode 100644 index 000000000..bd105d732 --- /dev/null +++ b/man3p/feholdexcept.3p @@ -0,0 +1,60 @@ +.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved +.TH "FEHOLDEXCEPT" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual" +.\" feholdexcept +.SH NAME +feholdexcept \- save current floating-point environment +.SH SYNOPSIS +.LP +\fB#include <fenv.h> +.br +.sp +int feholdexcept(fenv_t *\fP\fIenvp\fP\fB); +.br +\fP +.SH DESCRIPTION +.LP +The \fIfeholdexcept\fP() function shall save the current floating-point +environment in the object pointed to by \fIenvp\fP, +clear the floating-point status flags, and then install a non-stop +(continue on floating-point exceptions) mode, if available, for +all floating-point exceptions. +.SH RETURN VALUE +.LP +The \fIfeholdexcept\fP() function shall return zero if and only if +non-stop floating-point exception handling was successfully +installed. +.SH ERRORS +.LP +No errors are defined. +.LP +\fIThe following sections are informative.\fP +.SH EXAMPLES +.LP +None. +.SH APPLICATION USAGE +.LP +None. +.SH RATIONALE +.LP +The \fIfeholdexcept\fP() function should be effective on typical IEC\ 60559:1989 +standard implementations which have the +default non-stop mode and at least one other mode for trap handling +or aborting. If the implementation provides only the non-stop +mode, then installing the non-stop mode is trivial. +.SH FUTURE DIRECTIONS +.LP +None. +.SH SEE ALSO +.LP +\fIfegetenv\fP() , \fIfesetenv\fP() , \fIfeupdateenv\fP() , the Base +Definitions volume of IEEE\ Std\ 1003.1-2001, \fI<fenv.h>\fP +.SH COPYRIGHT +Portions of this text are reprinted and reproduced in electronic form +from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology +-- Portable Operating System Interface (POSIX), The Open Group Base +Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of +Electrical and Electronics Engineers, Inc and The Open Group. In the +event of any discrepancy between this version and the original IEEE and +The Open Group Standard, the original IEEE and The Open Group Standard +is the referee document. The original Standard can be obtained online at +http://www.opengroup.org/unix/online.html . |