Split architecture-specific parts of sys/epoll.h into bits/epoll.h.

ChangeLog

@@ -1,3 +1,19 @@
+2012-02-20  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/bits/epoll.h: New file.
+	* sysdeps/unix/sysv/linux/sparc/bits/epoll.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/epoll.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sys/epoll.h: Remove
+	* sysdeps/unix/sysv/linux/x86_64/sys/epoll.h: Likewise.
+	* sysdeps/unix/sysv/linux/sys/epoll.h: Get flags from
+	<bits/epoll.h>.
+	(EPOLL_CLOEXEC, EPOLL_NONBLOCK): Don't define here.
+	(__EPOLL_PACKED): Define to empty if not defined by
+	<bits/epoll.h>.
+	(struct epoll_event): Use __EPOLL_PACKED to make possibly packed.
+	* sysdeps/unix/sysv/linux/Makefile (sysdep_headers): Add
+	bits/epoll.h.
+
 2012-02-20  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/unix/sysv/linux/bits/timerfd.h: New file.

sysdeps/unix/sysv/linux/Makefile

@@ -33,7 +33,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
 		  sys/ultrasound.h sys/raw.h sys/personality.h sys/epoll.h \
 		  bits/a.out.h sys/inotify.h sys/signalfd.h sys/eventfd.h \
 		  sys/timerfd.h sys/fanotify.h bits/eventfd.h bits/inotify.h \
-		  bits/signalfd.h bits/timerfd.h
+		  bits/signalfd.h bits/timerfd.h bits/epoll.h
 
 install-others += $(inst_includedir)/bits/syscall.h
 

sysdeps/unix/sysv/linux/bits/epoll.h

@@ -0,0 +1,29 @@
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef	_SYS_EPOLL_H
+# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead."
+#endif
+
+/* Flags to be passed to epoll_create1.  */
+enum
+  {
+    EPOLL_CLOEXEC = 02000000,
+#define EPOLL_CLOEXEC EPOLL_CLOEXEC
+    EPOLL_NONBLOCK = 00004000
+#define EPOLL_NONBLOCK EPOLL_NONBLOCK
+  };

sysdeps/unix/sysv/linux/sparc/bits/epoll.h

@@ -0,0 +1,29 @@
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef	_SYS_EPOLL_H
+# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead."
+#endif
+
+/* Flags to be passed to epoll_create1.  */
+enum
+  {
+    EPOLL_CLOEXEC = 0x400000,
+#define EPOLL_CLOEXEC EPOLL_CLOEXEC
+    EPOLL_NONBLOCK = 0x004000
+#define EPOLL_NONBLOCK EPOLL_NONBLOCK
+  };

sysdeps/unix/sysv/linux/sys/epoll.h

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2009, 2011 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -29,15 +29,12 @@
 typedef __sigset_t sigset_t;
 #endif
 
+/* Get the platform-dependent flags.  */
+#include <bits/epoll.h>
 
-/* Flags to be passed to epoll_create1.  */
-enum
-  {
-    EPOLL_CLOEXEC = 02000000,
-#define EPOLL_CLOEXEC EPOLL_CLOEXEC
-    EPOLL_NONBLOCK = 04000
-#define EPOLL_NONBLOCK EPOLL_NONBLOCK
-  };
+#ifndef __EPOLL_PACKED
+# define __EPOLL_PACKED
+#endif
 
 
 enum EPOLL_EVENTS
@@ -89,7 +86,7 @@ struct epoll_event
 {
   uint32_t events;	/* Epoll events */
   epoll_data_t data;	/* User data variable */
-};
+} __EPOLL_PACKED;
 
 
 __BEGIN_DECLS

sysdeps/unix/sysv/linux/x86_64/bits/epoll.h

@@ -0,0 +1,31 @@
+/* Copyright (C) 2002-2012 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef	_SYS_EPOLL_H
+# error "Never use <bits/epoll.h> directly; include <sys/epoll.h> instead."
+#endif
+
+/* Flags to be passed to epoll_create1.  */
+enum
+  {
+    EPOLL_CLOEXEC = 02000000,
+#define EPOLL_CLOEXEC EPOLL_CLOEXEC
+    EPOLL_NONBLOCK = 00004000
+#define EPOLL_NONBLOCK EPOLL_NONBLOCK
+  };
+
+#define __EPOLL_PACKED __attribute__ ((__packed__))