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[PATCH] automatically handle .xz suffix (XZ-compressed files), too

From: Jim Meyering
Subject: [PATCH] automatically handle .xz suffix (XZ-compressed files), too
Date: Mon, 18 May 2009 13:21:46 +0200

Any objection to my committing this?

>From ad102774cf300cde688e23e174c6551b569f0b96 Mon Sep 17 00:00:00 2001
From: Jim Meyering <address@hidden>
Date: Mon, 18 May 2009 11:33:03 +0200
Subject: [PATCH] automatically .xz suffix (XZ-compressed files), too

* jka-cmpr-hook.el (jka-compr-compression-info-list): Add xz.
XZ is the successor to LZMA: <http://tukaani.org/xz/>
 lisp/jka-cmpr-hook.el |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/lisp/jka-cmpr-hook.el b/lisp/jka-cmpr-hook.el
index 96e9513..fa2fd40 100644
--- a/lisp/jka-cmpr-hook.el
+++ b/lisp/jka-cmpr-hook.el
@@ -219,6 +219,10 @@ options through Custom does this automatically."
      "compressing"        "gzip"         ("-c" "-q")
      "uncompressing"      "gzip"         ("-c" "-q" "-d")
      t t "\037\213"]
+    ["\\.xz\\(~\\|\\.~[0-9]+~\\)?\\'"
+     "XZ compressing"     "xz"           ("-c" "-q")
+     "XZ uncompressing"   "xz"           ("-c" "-q" "-d")
+     t t "\3757zXZ\0"]
     ;; dzip is gzip with random access.  Its compression program can't
     ;; read/write stdin/out, so .dz files can only be viewed without
     ;; saving, having their contents decompressed with gzip.

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