From 80707c983c5a12f3c3f95ba3d26dd1aac866135a Mon Sep 17 00:00:00 2001
From: Wayne Davison <wayned@samba.org>
Date: Sun, 11 Jan 2004 07:28:23 +0000
Subject: [PATCH] Put 3 flist_struct items into a union: rdev, sum, and link
 (all mutually exclusive based on mode).  Based on an idea by J.W.

---
 rsync.h | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/rsync.h b/rsync.h
index 10c128e3..e0fb1827 100644
--- a/rsync.h
+++ b/rsync.h
@@ -375,20 +375,18 @@ struct file_struct {
 	time_t modtime;
 	OFF_T length;
 	mode_t mode;
-
 	INO64_T inode;
-	/** Device this file lives upon */
 	DEV64_T dev;
-
-	/** If this is a device node, the device number. */
-	DEV64_T rdev;
+	union {
+		DEV64_T rdev;	/* The device number, if this is a device */
+		char *sum;	/* Only a normal file can have a checksum */
+		char *link;	/* Holds symlink string, if a symlink */
+	} u;
 	uid_t uid;
 	gid_t gid;
 	char *basename;
 	char *dirname;
 	char *basedir;
-	char *link;
-	char *sum;
 	unsigned short flags;
 };
 
-- 
2.34.1