Copy osdep-unknown.c for AIX to make @PLATFORM@ work.

configure.ac

@@ -1,4 +1,4 @@
-# $Id: configure.ac,v 1.10 2011-01-10 21:51:56 nicm Exp $
+# $Id: configure.ac,v 1.11 2011-01-10 22:00:47 nicm Exp $
 
 # Miscellaneous autofoo bullshit.
 AC_INIT(tmux, 1.5)
@@ -320,6 +320,10 @@ fi
 # Figure out the platform for osdep-*.c and forkpty-*.c.
 AC_MSG_CHECKING(platform)
 case "$host_os" in
+	*aix*)
+		AC_MSG_RESULT(aix)
+		PLATFORM=aix
+		;;
 	*darwin*)
 		AC_MSG_RESULT(darwin)
 		AC_DEFINE(BROKEN_CMSG_FIRSTHDR)
@@ -351,6 +355,7 @@ case "$host_os" in
 		;;	
 esac
 AC_SUBST(PLATFORM)
+AM_CONDITIONAL(IS_AIX, test "x$PLATFORM" = xaix)
 AM_CONDITIONAL(IS_DARWIN, test "x$PLATFORM" = xdarwin)
 AM_CONDITIONAL(IS_LINUX, test "x$PLATFORM" = xlinux)
 AM_CONDITIONAL(IS_FREEBSD, test "x$PLATFORM" = xfreebsd)

osdep-aix.c

@@ -0,0 +1,35 @@
+/* $Id: osdep-aix.c,v 1.1 2011-01-10 22:00:47 nicm Exp $ */
+
+/*
+ * Copyright (c) 2011 Nicholas Marriott <nicm@users.sourceforge.net>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
+ * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/types.h>
+
+#include <event.h>
+
+#include "tmux.h"
+
+char *
+osdep_get_name(unused int fd, unused char *tty)
+{
+	return (NULL);
+}
+
+struct event_base *
+osdep_event_init(void)
+{
+	return (event_init());
+}