osqp: init at 0.4.0

pkgs/development/libraries/science/math/osqp/0001-Link-mkl-and-openmp-dependencies.patch

@@ -0,0 +1,40 @@
+From aa856edff31126d16e32f820b3652f6fecdfb4c6 Mon Sep 17 00:00:00 2001
+From: Benjamin Hipple <bhipple@protonmail.com>
+Date: Sat, 22 Sep 2018 13:10:20 -0400
+Subject: [PATCH] Link mkl and openmp dependencies
+
+---
+ CMakeLists.txt | 10 ++++++++++
+ 1 file changed, 10 insertions(+)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 991d75e..41e89c5 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -308,6 +308,12 @@ target_include_directories(osqpstatic
+                            PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>"
+                                   "$<INSTALL_INTERFACE:$<INSTALL_PREFIX>/${CMAKE_INSTALL_INCLUDEDIR}/osqp>")
+
++if (ENABLE_MKL_PARDISO)
++    find_library(mkl_rt REQUIRED)
++    find_library(omp REQUIRED)
++    target_link_libraries(osqpstatic mkl_rt omp)
++endif()
++
+ # Install Static Library
+ # ----------------------------------------------
+
+@@ -339,6 +345,10 @@ if (NOT PYTHON AND NOT MATLAB AND NOT R_LANG)
+     # NB: Add all the linear system solvers here
+     add_library (osqp SHARED ${osqp_src} ${osqp_headers} ${linsys_solvers})
+
++    if (ENABLE_MKL_PARDISO)
++        target_link_libraries(osqp mkl_rt omp)
++    endif()
++
+     # Include directories for linear system solvers
+     target_include_directories(osqp PRIVATE ${linsys_solvers_includes})
+
+-- 
+2.12.2
+

pkgs/development/libraries/science/math/osqp/default.nix

@@ -0,0 +1,43 @@
+{ stdenv, fetchFromGitHub, cmake, python, numpy, scipy
+,  mkl # TODO: Make this parameterizable and null by default
+}:
+
+stdenv.mkDerivation rec {
+  name = "osqp-${version}";
+  version = "0.4.0";
+
+  src = fetchFromGitHub {
+    owner = "oxfordcontrol";
+    repo = "osqp";
+    rev = "v${version}";
+    sha256 = "0jm8ic55knm68rhy68gkpv73bqd91schkzc7g9cghxgdp651x12f";
+    fetchSubmodules = true;
+  };
+
+  # Actually link mkl, instead of relying on devs to set LD_LIBRARY_PATH manually
+  patches = [
+    ./0001-Link-mkl-and-openmp-dependencies.patch
+  ];
+
+  buildInputs = [ cmake python numpy scipy mkl ];
+
+  # MKL Pardiso requires the proprietary Intel MKL libraries
+  cmakeFlags = [
+    "-DUNITTESTS=ON"
+    "-DENABLE_MKL_PARDISO=ON"
+  ];
+
+  doCheck = true;
+  checkPhase = ''
+    ./out/osqp_demo
+    ./out/osqp_tester
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Operator Splitting Quadratic Program Solver";
+    homepage = https://osqp.org;
+    license = licenses.asl20;
+    platforms = platforms.all;
+    maintainers = [ maintainers.bhipple ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -20874,6 +20874,10 @@ with pkgs;
 
   openspecfun = callPackage ../development/libraries/science/math/openspecfun {};
 
+  osqp = callPackage ../development/libraries/science/math/osqp {
+    inherit (pythonPackages) numpy scipy;
+  };
+
   planarity = callPackage ../development/libraries/science/math/planarity { };
 
   scalapack = callPackage ../development/libraries/science/math/scalapack {