The functions copysign(), copysignf() and copysignl() are thread safe. Signed-off-by: Peng Haitao <penght@xxxxxxxxxxxxxx> --- man3/copysign.3 | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/man3/copysign.3 b/man3/copysign.3 index 2ac104a..2e35b68 100644 --- a/man3/copysign.3 +++ b/man3/copysign.3 @@ -28,7 +28,7 @@ .\" 386BSD man pages .\" Modified 1993-07-24 by Rik Faith (faith@xxxxxxxxxx) .\" Modified 2002-08-10 by Walter Harms (walter.harms@xxxxxxxxxxxxxxxxxxxxxxxxxxx) -.TH COPYSIGN 3 2012-03-25 "GNU" "Linux Programmer's Manual" +.TH COPYSIGN 3 2013-10-14 "GNU" "Linux Programmer's Manual" .SH NAME copysign, copysignf, copysignl \- copy sign of a number .SH SYNOPSIS @@ -89,6 +89,14 @@ a NaN with the sign bit of is returned. .SH ERRORS No errors occur. +.SH ATTRIBUTES +.SS Multithreading (see pthreads(7)) +The +.BR copysign (), +.BR copysignf (), +and +.BR copysignl () +functions are thread-safe. .SH CONFORMING TO C99, POSIX.1-2001. .\" 4.3BSD. -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
