From 8ead9cf0c51dc03f6a29fbb421fc923fa978ac4b Mon Sep 17 00:00:00 2001
From: William Casarin <bill@casarin.me>
Date: Sat, 4 Jul 2015 16:42:54 -0700
Subject: [PATCH] caffe: init at rev 77d66dfc

Initial version of the Caffe deep learning framework from Berkeley
---
 .../science/math/caffe/default.nix            | 70 +++++++++++++++++++
 pkgs/top-level/all-packages.nix               |  4 ++
 2 files changed, 74 insertions(+)
 create mode 100644 pkgs/applications/science/math/caffe/default.nix

diff --git a/pkgs/applications/science/math/caffe/default.nix b/pkgs/applications/science/math/caffe/default.nix
new file mode 100644
index 000000000000..fc7d96115294
--- /dev/null
+++ b/pkgs/applications/science/math/caffe/default.nix
@@ -0,0 +1,70 @@
+{ stdenv
+, openblas
+, boost
+, cudaSupport ? true
+, cudnnSupport ? false
+, cudnn ? null
+, cudatoolkit7
+, fetchFromGitHub
+, google-gflags
+, glog
+, hdf5
+, leveldb
+, lmdb
+, opencv
+, protobuf
+, snappy
+}:
+
+
+let optional = stdenv.lib.optional;
+in stdenv.mkDerivation rec {
+  # Use git revision because latest "release" is really old
+  name = "caffe-git-2015-07-02";
+
+  src = fetchFromGitHub {
+    owner = "BVLC";
+    repo = "caffe";
+    rev = "77d66dfc907dd875d69bb9fc12dd950b531e464f";
+    sha256 = "0vd4qrc49dhsawj298xpkd5mvi35sh56kdswx3yp8ya4fjajwakx";
+  };
+
+  preConfigure = "mv Makefile.config.example Makefile.config";
+
+  makeFlags = "BLAS=open " +
+              (if !cudaSupport then "CPU_ONLY=1 " else "CUDA_DIR=${cudatoolkit7} ") +
+              (if cudnnSupport then "USE_CUDNN=1 " else "");
+
+  # too many issues with tests to run them for now
+  doCheck = false;
+  checkPhase = "make runtest ${makeFlags}";
+
+  buildInputs = [ openblas boost google-gflags glog hdf5 leveldb lmdb opencv
+                  protobuf snappy ]
+                ++ optional cudaSupport cudatoolkit7
+                ++ optional cudnnSupport cudnn;
+
+  installPhase = ''
+    mkdir -p $out/{bin,share,lib}
+    for bin in $(find build/tools -executable -type f -name '*.bin');
+    do
+      cp $bin $out/bin/$(basename $bin .bin)
+    done
+
+    cp -r build/examples $out/share
+    cp -r build/lib $out
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Deep learning framework";
+    longDescription = ''
+      Caffe is a deep learning framework made with expression, speed, and
+      modularity in mind. It is developed by the Berkeley Vision and Learning
+      Center (BVLC) and by community contributors.
+    '';
+    homepage = http://caffe.berkeleyvision.org/;
+    maintainers = with maintainers; [ jb55 ];
+    license = licenses.bsd2;
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d92cfd3c7614..139f655110c8 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -14401,6 +14401,10 @@ let
 
   ### SCIENCE / MATH
 
+  caffe = callPackage ../applications/science/math/caffe {
+    cudaSupport = config.caffe.cudaSupport or config.cudaSupport or true;
+  };
+
   ecm = callPackage ../applications/science/math/ecm { };
 
   eukleides = callPackage ../applications/science/math/eukleides {