From 5a455ef63d2453cc7baa4a38e9707a5ccba7621c Mon Sep 17 00:00:00 2001
From: teranisi <teranisi>
Date: Wed, 1 May 2002 07:54:02 +0000
Subject: [PATCH] * elmo-util.el (elmo-delete-match-files): New function.

* elmo-localdir.el (elmo-folder-delete): Use elmo-delete-match-files
instead of elmo-delete-directory.
---
 elmo/ChangeLog        |    5 +++++
 elmo/elmo-localdir.el |    2 +-
 elmo/elmo-util.el     |   12 ++++++++++++
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/elmo/ChangeLog b/elmo/ChangeLog
index 5ec850e..7080578 100644
--- a/elmo/ChangeLog
+++ b/elmo/ChangeLog
@@ -1,5 +1,10 @@
 2002-05-01  Yuuichi Teranishi  <teranisi@gohome.org>
 
+	* elmo-util.el (elmo-delete-match-files): New function.
+
+	* elmo-localdir.el (elmo-folder-delete): Use elmo-delete-match-files
+	instead of elmo-delete-directory.
+
 	* elmo-shimbun.el (elmo-shimbun-get-headers): Bind
 	elmo-hash-minimun-size as 63.
 
diff --git a/elmo/elmo-localdir.el b/elmo/elmo-localdir.el
index b85d9c9..2fa24e5 100644
--- a/elmo/elmo-localdir.el
+++ b/elmo/elmo-localdir.el
@@ -299,7 +299,7 @@
   (let ((dir (elmo-localdir-folder-directory-internal folder)))
     (if (not (file-directory-p dir))
 	(error "No such directory: %s" dir)
-      (elmo-delete-directory dir t)
+      (elmo-delete-match-files dir "[0-9]+" t)
       t)))
 
 (luna-define-method elmo-folder-rename-internal ((folder elmo-localdir-folder)
diff --git a/elmo/elmo-util.el b/elmo/elmo-util.el
index 90cc8be..34dddcd 100644
--- a/elmo/elmo-util.el
+++ b/elmo/elmo-util.el
@@ -732,6 +732,18 @@ Return value is a cons cell of (STRUCTURE . REST)"
     (unless hierarchy
       (delete-directory path)))))
 
+(defun elmo-delete-match-files (path regexp &optional remove-if-empty)
+  "Delete directory files specified by PATH.
+If optional REMOVE-IF-EMPTY is non-nil, delete directory itself if
+the directory becomes empty after deletion."
+  (when (stringp path) ; nil is not permitted.
+    (dolist (file (directory-files path t regexp))
+      (delete-file file))
+    (if remove-if-empty
+	(ignore-errors 
+	  (delete-directory path) ; should be removed if empty.
+	  ))))
+
 (defun elmo-list-filter (l1 l2)
   "L1 is filter."
   (if (eq l1 t)
-- 
1.7.10.4