Made some user-/group-name pointers "const".

acls.c

@@ -556,7 +556,7 @@ static void send_ida_entries(const ida_entries *idal, int f)
 
 	for (ida = idal->idas; count--; ida++) {
 		uint32 xbits = ida->access << 2;
-		char *name;
+		const char *name;
 		if (ida->access & NAME_IS_USER) {
 			xbits |= XFLAG_NAME_IS_USER;
 			name = add_uid(ida->id);

flist.c

@@ -351,7 +351,7 @@ static void send_file_entry(int f, struct file_struct *file, int ndx, int first_
 	static uint32 rdev_major;
 	static uid_t uid;
 	static gid_t gid;
-	static char *user_name, *group_name;
+	static const char *user_name, *group_name;
 	static char lastname[MAXPATHLEN];
 	char fname[MAXPATHLEN];
 	int first_hlink_ndx = -1;

uidlist.c

@@ -43,7 +43,7 @@ extern int numeric_ids;
 
 struct idlist {
 	struct idlist *next;
-	char *name;
+	const char *name;
 	id_t id, id2;
 	uint16 flags;
 };
@@ -51,7 +51,7 @@ struct idlist {
 static struct idlist *uidlist;
 static struct idlist *gidlist;
 
-static struct idlist *add_to_list(struct idlist **root, id_t id, char *name,
+static struct idlist *add_to_list(struct idlist **root, id_t id, const char *name,
 				  id_t id2, uint16 flags)
 {
 	struct idlist *node = new(struct idlist);
@@ -67,7 +67,7 @@ static struct idlist *add_to_list(struct idlist **root, id_t id, char *name,
 }
 
 /* turn a uid into a user name */
-static char *uid_to_name(uid_t uid)
+static const char *uid_to_name(uid_t uid)
 {
 	struct passwd *pass = getpwuid(uid);
 	if (pass)
@@ -76,7 +76,7 @@ static char *uid_to_name(uid_t uid)
 }
 
 /* turn a gid into a group name */
-static char *gid_to_name(gid_t gid)
+static const char *gid_to_name(gid_t gid)
 {
 	struct group *grp = getgrgid(gid);
 	if (grp)
@@ -237,7 +237,7 @@ gid_t match_gid(gid_t gid, uint16 *flags_ptr)
 }
 
 /* Add a uid to the list of uids.  Only called on sending side. */
-char *add_uid(uid_t uid)
+const char *add_uid(uid_t uid)
 {
 	struct idlist *list;
 	struct idlist *node;
@@ -255,7 +255,7 @@ char *add_uid(uid_t uid)
 }
 
 /* Add a gid to the list of gids.  Only called on sending side. */
-char *add_gid(gid_t gid)
+const char *add_gid(gid_t gid)
 {
 	struct idlist *list;
 	struct idlist *node;