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finite.3: ATTRIBUTES: Note functions that are thread-safe 

The functions finite(), finitef(), finitel(), isinf(), isinff(),
isinfl(), isnan(), isnanf() and isnanl() are thread safe.

Signed-off-by: Peng Haitao <penght@cn.fujitsu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Peng Haitao 2013-07-22 14:58:53 +08:00 committed by Michael Kerrisk
parent 1e88bbc083
commit 77aa3ddceb
1 changed files with 15 additions and 1 deletions
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man3/finite.3
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@ -22,7 +22,7 @@
.\" the source, must acknowledge the copyright and authors of this work.
.\" %%%LICENSE_END
.\"
.TH FINITE 3 2008-08-05 "" "Linux Programmer's Manual"
.TH FINITE 3 2013-07-22 "" "Linux Programmer's Manual"
.SH NAME
finite, finitef, finitel, isinf, isinff, isinfl, isnan, isnanf, isnanl \-
BSD floating-point classification functions
@ -109,6 +109,20 @@ functions return 1 if
is positive infinity, \-1 if
.I x
is negative infinity, and 0 otherwise.
.SH ATTRIBUTES
.SS Multithreading (see pthreads(7))
The
.BR finite (),
.BR finitef (),
.BR finitel (),
.BR isinf (),
.BR isinff (),
.BR isinfl (),
.BR isnan (),
.BR isnanf (),
and
.BR isnanl ()
functions are thread-safe.
.SH NOTES
Note that these functions are obsolete.
C99 defines macros