mirror of https://github.com/mkerrisk/man-pages
74 lines
2.4 KiB
Groff
74 lines
2.4 KiB
Groff
.\" Copyright 2004 Andries Brouwer (aeb@cwi.nl)
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.\"
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.\" %%%LICENSE_START(VERBATIM)
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.\" Permission is granted to make and distribute verbatim copies of this
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.\" manual provided the copyright notice and this permission notice are
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.\" preserved on all copies.
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.\"
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.\" Permission is granted to copy and distribute modified versions of this
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.\" manual under the conditions for verbatim copying, provided that the
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.\" entire resulting derived work is distributed under the terms of a
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.\" permission notice identical to this one.
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.\"
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.\" Since the Linux kernel and libraries are constantly changing, this
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.\" manual page may be incorrect or out-of-date. The author(s) assume no
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.\" responsibility for errors or omissions, or for damages resulting from
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.\" the use of the information contained herein. The author(s) may not
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.\" have taken the same level of care in the production of this manual,
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.\" which is licensed free of charge, as they might when working
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.\" professionally.
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.\"
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.\" Formatted or processed versions of this manual, if unaccompanied by
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.\" the source, must acknowledge the copyright and authors of this work.
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.\" %%%LICENSE_END
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.\"
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.TH POW10 3 2017-09-15 "" "Linux Programmer's Manual"
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.SH NAME
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pow10, pow10f, pow10l \- base-10 power functions
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.SH SYNOPSIS
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.nf
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.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */"
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.B #include <math.h>
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.PP
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.BI "double pow10(double " x );
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.BI "float pow10f(float " x );
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.BI "long double pow10l(long double " x );
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.fi
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.PP
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Link with \fI\-lm\fP.
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.SH DESCRIPTION
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These functions return the value of 10 raised to the power
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.IR x .
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.PP
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.BR "Note well" :
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These functions perform exactly the same task as the functions described in
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.BR exp10 (3),
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with the difference that the latter functions are now standardized
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in TS\ 18661-4:2015.
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Those latter functions should be used in preference
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to the functions described in this page.
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.SH VERSIONS
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These functions first appeared in glibc in version 2.1.
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Since glibc 2.27,
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.\" glibc commit 5a80d39d0d2587e9bd8e72f19e92eeb2a66fbe9e
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the use of these functions in new programs is no longer supported.
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.SH ATTRIBUTES
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For an explanation of the terms used in this section, see
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.BR attributes (7).
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.TS
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allbox;
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lbw28 lb lb
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l l l.
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Interface Attribute Value
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T{
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.BR pow10 (),
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.BR pow10f (),
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.BR pow10l ()
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T} Thread safety MT-Safe
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.TE
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.SH CONFORMING TO
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This functions are nonstandard GNU extensions.
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.SH SEE ALSO
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.BR exp10 (3),
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.BR pow (3)
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