From: Francois Fleuret <francois@fleuret.org>
Date: Fri, 1 Feb 2013 17:16:13 +0000 (+0100)
Subject: Pick the mbox name dynamically so that it is not currently used in another buffer.
X-Git-Url: https://fleuret.org/cgi-bin/gitweb/gitweb.cgi?p=mymail.git;a=commitdiff_plain;h=7d57add0997d7cd4acfd39cca384c9b1b4382732

Pick the mbox name dynamically so that it is not currently used in another buffer.
---

diff --git a/mymail-vm.el b/mymail-vm.el
index 03b52cc..b65d732 100644
--- a/mymail-vm.el
+++ b/mymail-vm.el
@@ -19,10 +19,14 @@
 (defun mymail/vm-visit-folder (param)
   (interactive (list (read-string "mymail-vm search: " nil 'mymail-vm-history)))
 
-  (let ((args (mapconcat (lambda (x) (concat "-s " "\"" x "\""))
+  (let ((n 1)
+        (mbox-name nil)
+        (args (mapconcat (lambda (x) (concat "-s " "\"" x "\""))
                          (split-string param ",")
                          " ")))
-    (shell-command (concat "mymail " args " > /tmp/mymail.mbox"))
-    )
-  (vm-visit-folder "/tmp/mymail.mbox")
-  )
+    (while (get-file-buffer (setq mbox-name (format "/tmp/mymail-vm-%d.mbox" n)))
+      (setq n (+ n 1)))
+
+    (shell-command (concat "mymail " args " > " mbox-name))
+    (vm-visit-folder mbox-name)
+  ))