lp_solve: add the expression

pkgs/applications/science/math/lp_solve/default.nix

···
+{ stdenv, fetchurl }:
+
+stdenv.mkDerivation rec {
+
+  name = "lp_solve-${version}";
+  version = "5.5.2.0";
+
+  src = fetchurl {
+    url = "http://sourceforge.net/projects/lpsolve/files/lpsolve/${version}/lp_solve_${version}_source.tar.gz";
+    sha256 = "176c7f023mb6b8bfmv4rfqnrlw88lsg422ca74zjh19i2h5s69sq";
+  };
+
+  buildCommand = ''
+    . $stdenv/setup
+    tar xvfz $src
+    (
+    cd lp_solve*/lpsolve55
+    bash ccc
+    mkdir -pv $out/lib
+    cp -v bin/*/* $out/lib
+    )
+    (
+    cd lp_solve*/lp_solve
+    bash ccc
+    mkdir -pv $out/bin
+    cp -v bin/*/* $out/bin
+    )
+    (
+    mkdir -pv $out/include
+    cp -v lp_solve*/*.h $out/include
+    )
+  '';
+
+  meta = with stdenv.lib; {
+    description = "lp_solve is a Mixed Integer Linear Programming (MILP) solver.";
+    homepage    = "http://lpsolve.sourceforge.net";
+    license     = licenses.gpl2Plus;
+    maintainers = with maintainers; [ smironov ];
+    platforms   = platforms.unix;
+  };
+
+}
+

pkgs/top-level/all-packages.nix

···
 
   libbladeRF = callPackage ../development/libraries/libbladeRF { };
 
+  lp_solve = callPackage ../applications/science/math/lp_solve { };
+
   lprof = callPackage ../tools/graphics/lprof { };
 
   fdk_aac = callPackage ../development/libraries/fdk-aac { };