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| author | Alejandro Colomar <alx.manpages@gmail.com> | 2022-09-09 14:15:08 +0200 |
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| committer | Alejandro Colomar <alx.manpages@gmail.com> | 2022-09-09 14:15:08 +0200 |
| commit | 96e72ec1fbadd13cbcbc2b263540e4f5e9e09d7c (patch) | |
| tree | 70686b943e33a6e939ad265acb7ddfef70b91f32 /man/man3/rint.3 | |
| parent | 8f4ed6463206e8ede815c72085c7305dafc2e4fc (diff) | |
| download | man-pages-96e72ec1fbadd13cbcbc2b263540e4f5e9e09d7c.tar.gz | |
Revert "src.mk, All pages: Move man* to man/"
This reverts commit 70ac1c4785fc1e158ab2349a962dba2526bf4fbc.
Link: <https://lore.kernel.org/linux-man/YxcV4h+Xn7cd6+q2@pevik/T/>
Reported-by: Petr Vorel <pvorel@suse.cz>
Reported-by: Jakub Wilk <jwilk@jwilk.net>
Cc: Stefan Puiu <stefan.puiu@gmail.com>
Signed-off-by: Alex Colomar <alx.manpages@gmail.com>
Diffstat (limited to 'man/man3/rint.3')
| -rw-r--r-- | man/man3/rint.3 | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/man/man3/rint.3 b/man/man3/rint.3 deleted file mode 100644 index c8cd769d7c..0000000000 --- a/man/man3/rint.3 +++ /dev/null @@ -1,145 +0,0 @@ -.\" Copyright 2001 Andries Brouwer <aeb@cwi.nl>. -.\" and Copyright 2008, Linux Foundation, written by Michael Kerrisk -.\" <mtk.manpages@gmail.com> -.\" -.\" SPDX-License-Identifier: Linux-man-pages-copyleft -.\" -.TH RINT 3 2021-03-22 "Linux man-pages (unreleased)" -.SH NAME -nearbyint, nearbyintf, nearbyintl, rint, rintf, rintl \- round -to nearest integer -.SH LIBRARY -Math library -.RI ( libm ", " \-lm ) -.SH SYNOPSIS -.nf -.B #include <math.h> -.PP -.BI "double nearbyint(double " x ); -.BI "float nearbyintf(float " x ); -.BI "long double nearbyintl(long double " x ); -.PP -.BI "double rint(double " x ); -.BI "float rintf(float " x ); -.BI "long double rintl(long double " x ); -.fi -.PP -.RS -4 -Feature Test Macro Requirements for glibc (see -.BR feature_test_macros (7)): -.RE -.PP -.BR nearbyint (), -.BR nearbyintf (), -.BR nearbyintl (): -.nf - _POSIX_C_SOURCE >= 200112L || _ISOC99_SOURCE -.fi -.PP -.BR rint (): -.nf - _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L - || _XOPEN_SOURCE >= 500 -.\" || _XOPEN_SOURCE && _XOPEN_SOURCE_EXTENDED - || /* Since glibc 2.19: */ _DEFAULT_SOURCE - || /* Glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE -.fi -.PP -.BR rintf (), -.BR rintl (): -.nf - _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L - || /* Since glibc 2.19: */ _DEFAULT_SOURCE - || /* Glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE -.fi -.SH DESCRIPTION -The -.BR nearbyint (), -.BR nearbyintf (), -and -.BR nearbyintl () -functions round their argument to an integer value in floating-point -format, using the current rounding direction (see -.BR fesetround (3)) -and without raising the -.I inexact -exception. -When the current rounding direction is to nearest, these -functions round halfway cases to the even integer in accordance with -IEEE-754. -.PP -The -.BR rint (), -.BR rintf (), -and -.BR rintl () -functions do the same, but will raise the -.I inexact -exception -.RB ( FE_INEXACT , -checkable via -.BR fetestexcept (3)) -when the result differs in value from the argument. -.SH RETURN VALUE -These functions return the rounded integer value. -.PP -If -.I x -is integral, +0, \-0, NaN, or infinite, -.I x -itself is returned. -.SH ERRORS -No errors occur. -POSIX.1-2001 documents a range error for overflows, but see NOTES. -.SH ATTRIBUTES -For an explanation of the terms used in this section, see -.BR attributes (7). -.ad l -.nh -.TS -allbox; -lbx lb lb -l l l. -Interface Attribute Value -T{ -.BR nearbyint (), -.BR nearbyintf (), -.BR nearbyintl (), -.BR rint (), -.BR rintf (), -.BR rintl () -T} Thread safety MT-Safe -.TE -.hy -.ad -.sp 1 -.SH STANDARDS -C99, POSIX.1-2001, POSIX.1-2008. -.SH NOTES -SUSv2 and POSIX.1-2001 contain text about overflow (which might set -.I errno -to -.BR ERANGE , -or raise an -.B FE_OVERFLOW -exception). -In practice, the result cannot overflow on any current machine, -so this error-handling stuff is just nonsense. -(More precisely, overflow can happen only when the maximum value -of the exponent is smaller than the number of mantissa bits. -For the IEEE-754 standard 32-bit and 64-bit floating-point numbers -the maximum value of the exponent is 127 (respectively, 1023), -and the number of mantissa bits -including the implicit bit -is 24 (respectively, 53).) -.PP -If you want to store the rounded value in an integer type, -you probably want to use one of the functions described in -.BR lrint (3) -instead. -.SH SEE ALSO -.BR ceil (3), -.BR floor (3), -.BR lrint (3), -.BR round (3), -.BR trunc (3) |