Mercurial > gnulib
view doc/inet_ntoa.texi @ 17364:7524d97ae56f
stdalign: port to stricter ISO C11
ISO C11 says that _Alignof's operand must be a parenthesized type.
Problem reported by Eli Zaretskii in
<http://lists.gnu.org/archive/html/emacs-devel/2013-03/msg00960.html>.
* doc/posix-headers/stdalign.texi (stdalign.h): Document this.
* m4/stdalign.m4 (gl_STDALIGN_H): Don't use _Alignof (expr).
author | Paul Eggert <eggert@cs.ucla.edu> |
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date | Fri, 29 Mar 2013 19:47:13 -0700 |
parents | e542fd46ad6f |
children | 344018b6e5d7 |
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@node inet_ntoa @section inet_ntoa @findex inet_ntoa @c Copyright (C) 2005, 2009-2013 Free Software Foundation, Inc. @c Permission is granted to copy, distribute and/or modify this document @c under the terms of the GNU Free Documentation License, Version 1.3 or @c any later version published by the Free Software Foundation; with no @c Invariant Sections, with no Front-Cover Texts, and with no Back-Cover @c Texts. A copy of the license is included in the ``GNU Free @c Documentation License'' file as part of this distribution. The @code{inet_ntoa} function need not be reentrant, and consequently is not required to be thread safe. Implementations of @code{inet_ntoa} typically write the time stamp into static buffer. If two threads call @code{inet_ntoa} at roughly the same time, you might end up with the wrong date in one of the threads, or some undefined string. Further, @code{inet_ntoa} is specific for IPv4 addresses. A protocol independent function is @code{inet_ntop}.