Cleanup inotify syscalls decoding

* linux/inotify.h: New file.
* file.c (inotify_modes, inotify_init_flags, sys_inotify_add_watch,
sys_inotify_rm_watch, sys_inotify_init1): Move...
* inotify.c: ... here.
(inotify_modes): Rename to inotify_flags, convert to XLAT form.
(inotify_init_flags): Convert to XLAT form.
* Makefile.am (strace_SOURCES): Add inotify.c.
(EXTRA_DIST): Add linux/inotify.h.
diff --git a/linux/inotify.h b/linux/inotify.h
new file mode 100644
index 0000000..0af0307
--- /dev/null
+++ b/linux/inotify.h
@@ -0,0 +1,42 @@
+/*
+ * Inode based directory notification for Linux
+ *
+ * Copyright (C) 2005 John McCutchan
+ */
+
+#ifndef _LINUX_INOTIFY_H
+#define _LINUX_INOTIFY_H
+
+/* the following are legal, implemented events that user-space can watch for */
+#define IN_ACCESS		0x00000001	/* File was accessed */
+#define IN_MODIFY		0x00000002	/* File was modified */
+#define IN_ATTRIB		0x00000004	/* Metadata changed */
+#define IN_CLOSE_WRITE		0x00000008	/* Writtable file was closed */
+#define IN_CLOSE_NOWRITE	0x00000010	/* Unwrittable file closed */
+#define IN_OPEN			0x00000020	/* File was opened */
+#define IN_MOVED_FROM		0x00000040	/* File was moved from X */
+#define IN_MOVED_TO		0x00000080	/* File was moved to Y */
+#define IN_CREATE		0x00000100	/* Subfile was created */
+#define IN_DELETE		0x00000200	/* Subfile was deleted */
+#define IN_DELETE_SELF		0x00000400	/* Self was deleted */
+#define IN_MOVE_SELF		0x00000800	/* Self was moved */
+
+/* the following are legal events.  they are sent as needed to any watch */
+#define IN_UNMOUNT		0x00002000	/* Backing fs was unmounted */
+#define IN_Q_OVERFLOW		0x00004000	/* Event queued overflowed */
+#define IN_IGNORED		0x00008000	/* File was ignored */
+
+/* helper events */
+#define IN_CLOSE		(IN_CLOSE_WRITE | IN_CLOSE_NOWRITE) /* close */
+#define IN_MOVE			(IN_MOVED_FROM | IN_MOVED_TO) /* moves */
+
+/* special flags */
+#define IN_ONLYDIR		0x01000000	/* only watch the path if it is a directory */
+#define IN_DONT_FOLLOW		0x02000000	/* don't follow a sym link */
+#define IN_EXCL_UNLINK		0x04000000	/* exclude events on unlinked objects */
+#define IN_MASK_ADD		0x20000000	/* add to the mask of an already existing watch */
+#define IN_ISDIR		0x40000000	/* event occurred against dir */
+#define IN_ONESHOT		0x80000000	/* only send event once */
+
+
+#endif /* _LINUX_INOTIFY_H */