X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=doc%2Fposix-functions%2Fsigaction.texi;h=b4db4037ef765ef2a3a648c7f25e7817ca184cd2;hb=a765077b04a89bffa2a6095c7988fb9a70857d7f;hp=80e3b2c6550852a09ce749d84590ff7d25b047cb;hpb=2b6c08c775ae4e80b52aa41058ea5939f778b44b;p=gnulib.git

diff --git a/doc/posix-functions/sigaction.texi b/doc/posix-functions/sigaction.texi
index 80e3b2c65..b4db4037e 100644
--- a/doc/posix-functions/sigaction.texi
+++ b/doc/posix-functions/sigaction.texi
@@ -2,19 +2,49 @@
 @section @code{sigaction}
 @findex sigaction
 
-POSIX specification: @url{http://www.opengroup.org/susv3xsh/sigaction.html}
+POSIX specification:@* @url{http://www.opengroup.org/onlinepubs/9699919799/functions/sigaction.html}
 
-Gnulib module: ---
+Gnulib module: sigaction
 
 Portability problems fixed by Gnulib:
 @itemize
+@item
+This function is missing on some platforms:
+mingw, MSVC 9.
 @end itemize
 
 Portability problems not fixed by Gnulib:
 @itemize
 @item
-This function is missing on some platforms:
-mingw.
+POSIX recommends that when specifying SA_RESETHAND, SA_NODEFER must
+also be specified.
+
+@item
+Support for SA_ONSTACK is missing on some platforms:
+mingw, MSVC 9, cygwin.
+
+@item
+Support for SA_SIGINFO is missing on some platforms:
+mingw, MSVC 9, Interix 3.5.
+
+@item
+Support for SIGCHLD, and thus for SA_NOCLDSTOP and SA_NOCLDWAIT, is
+missing on some platforms:
+mingw, MSVC 9.
+
+@item
+Support for SA_RESETHAND is missing on some platforms:
+NonStop.
+
+@item
+Support for SA_RESTART is missing on some platforms:
+mingw, MSVC 9, NonStop.
+
+@item
+In spite of having SA_SIGACTION, struct sigaction lacks the
+sa_sigaction member on some platforms:
+Irix 5.3.
+
 @item
 The symbolic value @code{SIG_IGN} for the @code{SIGCHLD} signal is equivalent
 to a signal handler