[PATCH v2] exit.3: ATTRIBUTES: Note function that is not thread-safe

[PATCH v2] exit.3: ATTRIBUTES: Note function that is not thread-safe

[penght-BthXqXjhjHXQFUHtdCDX3A]

The function exit() is not thread safe.

Signed-off-by: Peng Haitao <penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
---
 man3/exit.3 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/man3/exit.3 b/man3/exit.3
index 51163e4..69f42bc 100644
--- a/man3/exit.3
+++ b/man3/exit.3
@@ -26,7 +26,7 @@
 .\" could be listed on this page. See, for example, the list in the
 .\" POSIX exit(3p) page.
 .\"
-.TH EXIT 3  2013-02-14 "Linux" "Linux Programmer's Manual"
+.TH EXIT 3  2014-03-25 "Linux" "Linux Programmer's Manual"
 .SH NAME
 exit \- cause normal process termination
 .SH SYNOPSIS
@@ -87,6 +87,12 @@ termination, respectively.
 The
 .BR exit ()
 function does not return.
+.SH ATTRIBUTES
+.SS Multithreading (see pthreads(7))
+The
+.BR exit ()
+function uses a global variable that is not protected,
+so it is not thread-safe.
 .SH CONFORMING TO
 SVr4, 4.3BSD, POSIX.1-2001, C89, C99.
 .SH NOTES
-- 
1.8.5.3
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Re: [PATCH v2] exit.3: ATTRIBUTES: Note function that is not thread-safe

[Michael Kerrisk (man-pages)]

Thanks, Haitao! Applied.

Cheers,

Michael


On 03/25/2014 04:04 AM, penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org wrote:
> The function exit() is not thread safe.
> 
> Signed-off-by: Peng Haitao <penght-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
> ---
>  man3/exit.3 | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/man3/exit.3 b/man3/exit.3
> index 51163e4..69f42bc 100644
> --- a/man3/exit.3
> +++ b/man3/exit.3
> @@ -26,7 +26,7 @@
>  .\" could be listed on this page. See, for example, the list in the
>  .\" POSIX exit(3p) page.
>  .\"
> -.TH EXIT 3  2013-02-14 "Linux" "Linux Programmer's Manual"
> +.TH EXIT 3  2014-03-25 "Linux" "Linux Programmer's Manual"
>  .SH NAME
>  exit \- cause normal process termination
>  .SH SYNOPSIS
> @@ -87,6 +87,12 @@ termination, respectively.
>  The
>  .BR exit ()
>  function does not return.
> +.SH ATTRIBUTES
> +.SS Multithreading (see pthreads(7))
> +The
> +.BR exit ()
> +function uses a global variable that is not protected,
> +so it is not thread-safe.
>  .SH CONFORMING TO
>  SVr4, 4.3BSD, POSIX.1-2001, C89, C99.
>  .SH NOTES
> 


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html