Override <sys/socket.h> when it exists but is incomplete.

[pspp] / lib / sys_socket.in.h

diff --git a/lib/sys_socket.in.h b/lib/sys_socket.in.h
index c25b6ab842071e6008d01533f38902323432ceac..d94f425fcbdb295b0eb1b128810e5e4de8160241 100644 (file)
--- a/lib/sys_socket.in.h
+++ b/lib/sys_socket.in.h
@@ -1,5 +1,6 @@
-/* Provide a sys/socket header file for systems lacking it (read: MinGW).
-   Copyright (C) 2005, 2006, 2007 Free Software Foundation, Inc.
+/* Provide a sys/socket header file for systems lacking it (read: MinGW)
+   and for systems where it is incomplete.
+   Copyright (C) 2005-2008 Free Software Foundation, Inc.
    Written by Simon Josefsson.
 
    This program is free software; you can redistribute it and/or modify
@@ -16,8 +17,9 @@
    along with this program; if not, write to the Free Software Foundation,
    Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  */
 
-/* This file is supposed to be used on platforms that lack <sys/socket.h>
-   and on platforms where <sys/socket.h> cannot be included standalone.
+/* This file is supposed to be used on platforms that lack <sys/socket.h>,
+   on platforms where <sys/socket.h> cannot be included standalone, and on
+   platforms where <sys/socket.h> does not provide all necessary definitions.
    It is intended to provide definitions and prototypes needed by an
    application.  */
 
@@ -37,7 +39,22 @@
 #ifndef _GL_SYS_SOCKET_H
 #define _GL_SYS_SOCKET_H
 
-#if !@HAVE_SYS_SOCKET_H@
+#if @HAVE_SYS_SOCKET_H@
+
+/* A platform that has <sys/socket.h>.  */
+
+/* For shutdown().  */
+# if !defined SHUT_RD
+#  define SHUT_RD 0
+# endif
+# if !defined SHUT_WR
+#  define SHUT_WR 1
+# endif
+# if !defined SHUT_RDWR
+#  define SHUT_RDWR 2
+# endif
+
+#else
 
 /* A platform that lacks <sys/socket.h>.