pipe2, assign4: document lack of thread-safety in replacement

* doc/glibc-functions/pipe2.texi (pipe2): Mention thread safety
issue in replacement.
* doc/glibc-functions/accept4.texi (accept4): Likewise.
Based on a report by Eric Wong.

diff --git a/ChangeLog b/ChangeLog
index 2aa1e83..a1c8a29 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2012-01-26  Eric Blake  <eblake@redhat.com>
+
+       pipe2: document lack of thread-safety in replacement
+       * doc/glibc-functions/pipe2.texi (pipe2): Mention thread safety
+       issue in replacement.
+       * doc/glibc-functions/accept4.texi (accept4): Likewise.
+       Based on a report by Eric Wong.
+
 2012-01-24  Marc-André Lureau  <marcandre.lureau@redhat.com>  (tiny change)
            Bruno Haible  <bruno@clisp.org>
 

diff --git a/doc/glibc-functions/accept4.texi b/doc/glibc-functions/accept4.texi
index f21d62b..cd0486c 100644 (file)
--- a/doc/glibc-functions/accept4.texi
+++ b/doc/glibc-functions/accept4.texi
@@ -10,6 +10,7 @@ Portability problems fixed by Gnulib:
 This function is missing on many non-glibc platforms:
 MacOS X 10.5, FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11,
 IRIX 6.5, OSF/1 5.1, Solaris 11 2011-11, Cygwin 1.7.1, mingw, MSVC 9, Interix 3.5, BeOS.
+But the replacement function is not atomic in multi-threaded programs.
 @end itemize
 
 Portability problems not fixed by Gnulib:

diff --git a/doc/glibc-functions/pipe2.texi b/doc/glibc-functions/pipe2.texi
index 2fef538..e632d3d 100644 (file)
--- a/doc/glibc-functions/pipe2.texi
+++ b/doc/glibc-functions/pipe2.texi
@@ -10,6 +10,7 @@ Portability problems fixed by Gnulib:
 This function is missing on many non-glibc platforms:
 MacOS X 10.5, FreeBSD 6.0, NetBSD 5.0, OpenBSD 3.8, Minix 3.1.8, AIX 5.1, HP-UX 11,
 IRIX 6.5, OSF/1 5.1, Solaris 11 2011-11, Cygwin 1.7.1, mingw, MSVC 9, Interix 3.5, BeOS.
+But the replacement function is not atomic in multi-threaded programs.
 @end itemize
 
 Portability problems not fixed by Gnulib: