02/07: gnu: Add libsvm.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit 741115b6490c111f9db7b86964b13bdb22fd6dd0
Author: Ricardo Wurmus <address@hidden>
Date:   Thu May 28 15:53:14 2015 +0200

    gnu: Add libsvm.
    
    * gnu/packages/machine-learning.scm: New file.
    * gnu-system.am (GNU_SYSTEM_MODULES): Add it.
---
 gnu-system.am                     |    1 +
 gnu/packages/machine-learning.scm |   65 +++++++++++++++++++++++++++++++++++++
 2 files changed, 66 insertions(+), 0 deletions(-)

diff --git a/gnu-system.am b/gnu-system.am
index 978e839..d79c2c7 100644
--- a/gnu-system.am
+++ b/gnu-system.am
@@ -196,6 +196,7 @@ GNU_SYSTEM_MODULES =                                \
   gnu/packages/lxqt.scm                                \
   gnu/packages/lynx.scm                                \
   gnu/packages/m4.scm                          \
+  gnu/packages/machine-learning.scm            \
   gnu/packages/man.scm                         \
   gnu/packages/mail.scm                                \
   gnu/packages/make-bootstrap.scm              \
diff --git a/gnu/packages/machine-learning.scm 
b/gnu/packages/machine-learning.scm
new file mode 100644
index 0000000..78d7e64
--- /dev/null
+++ b/gnu/packages/machine-learning.scm
@@ -0,0 +1,65 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Ricardo Wurmus <address@hidden>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages machine-learning)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix packages)
+  #:use-module (guix utils)
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (gnu packages))
+
+(define-public libsvm
+  (package
+    (name "libsvm")
+    (version "3.20")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append
+             "https://github.com/cjlin1/libsvm/archive/v";
+             (string-delete #\. version) ".tar.gz"))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1jpjlql3frjza7zxzrqqr2firh44fjb8fqsdmvz6bjz7sb47zgp4"))))
+    (build-system gnu-build-system)
+    (arguments
+     `(#:tests? #f ;no "check" target
+       #:phases (modify-phases %standard-phases
+                  (delete 'configure)
+                  (replace
+                   'install
+                   (lambda* (#:key outputs #:allow-other-keys)
+                     (let* ((out (assoc-ref outputs "out"))
+                            (bin (string-append out "/bin/")))
+                       (mkdir-p bin)
+                       (for-each (lambda (file)
+                                   (copy-file file (string-append bin file)))
+                                 '("svm-train"
+                                   "svm-predict"
+                                   "svm-scale")))
+                     #t)))))
+    (home-page "http://www.csie.ntu.edu.tw/~cjlin/libsvm/";)
+    (synopsis "Library for Support Vector Machines")
+    (description
+     "LIBSVM is a machine learning library for support vector
+classification, (C-SVC, nu-SVC), regression (epsilon-SVR, nu-SVR) and
+distribution estimation (one-class SVM).  It supports multi-class
+classification.")
+    (license license:bsd-3)))