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02/07: gnu: Add libdivsufsort.

From: Ricardo Wurmus
Subject: 02/07: gnu: Add libdivsufsort.
Date: Sun, 21 Jan 2018 08:19:30 -0500 (EST)

rekado pushed a commit to branch master
in repository guix.

commit 1fe0bde34dd4c0804bbbf93029059d5f92aeb354
Author: Ricardo Wurmus <address@hidden>
Date:   Wed Jan 17 22:42:04 2018 +0100

    gnu: Add libdivsufsort.
    * gnu/packages/bioinformatics.scm (libdivsufsort): New variable.
 gnu/packages/bioinformatics.scm | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/gnu/packages/bioinformatics.scm b/gnu/packages/bioinformatics.scm
index f5e32ff..c820f87 100644
--- a/gnu/packages/bioinformatics.scm
+++ b/gnu/packages/bioinformatics.scm
@@ -11132,3 +11132,31 @@ code that is used in the Cufflinks codebase.  The goal 
of this library is to
 provide this functionality without the necessity of drawing in a heavy-weight
 dependency like SeqAn.")
     (license (license:x11-style "";))))
+(define-public libdivsufsort
+  (package
+    (name "libdivsufsort")
+    (version "2.0.1")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "";)
+                    (commit version)))
+              (sha256
+               (base32
+                "0fgdz9fzihlvjjrxy01md1bv9vh12rkgkwbm90b1hj5xpbaqp7z2"))))
+    (build-system cmake-build-system)
+    (arguments
+     '(#:tests? #f                      ; there are no tests
+       #:configure-flags
+       ;; Needed for rapmap and sailfish.
+       '("-DBUILD_DIVSUFSORT64=ON")))
+    (home-page "";)
+    (synopsis "Lightweight suffix-sorting library")
+    (description "libdivsufsort is a software library that implements a
+lightweight suffix array construction algorithm.  This library provides a
+simple and an efficient C API to construct a suffix array and a
+Burrows-Wheeler transformed string from a given string over a constant-size
+alphabet.  The algorithm runs in O(n log n) worst-case time using only 5n+O(1)
+bytes of memory space, where n is the length of the string.")
+    (license license:expat)))

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