uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/pcmsolver/default.nix

@@ -0,0 +1,50 @@
+{ lib, stdenv, fetchFromGitHub, cmake, perl, gfortran, python3
+, boost, eigen, zlib
+} :
+
+stdenv.mkDerivation rec {
+  pname = "pcmsolver";
+  version = "1.3.0";
+
+  src = fetchFromGitHub  {
+    owner = "PCMSolver";
+    repo = pname;
+    rev = "v${version}";
+    sha256= "0jrxr8z21hjy7ik999hna9rdqy221kbkl3qkb06xw7g80rc9x9yr";
+  };
+
+  # Glibc 2.34 changed SIGSTKSZ to a dynamic value, which breaks
+  # PCMsolver. Replace SIGSTKZ by the backward-compatible _SC_SIGSTKSZ.
+  postPatch = ''
+    substituteInPlace external/Catch/catch.hpp \
+      --replace SIGSTKSZ _SC_SIGSTKSZ
+  '';
+
+  nativeBuildInputs = [
+    cmake
+    gfortran
+    perl
+    python3
+  ];
+
+  buildInputs = [
+    boost
+    eigen
+    zlib
+  ];
+
+  cmakeFlags = [ "-DENABLE_OPENMP=ON" ];
+
+  hardeningDisable = [ "format" ];
+
+  # Requires files, that are not installed.
+  doCheck = false;
+
+  meta = with lib; {
+    description = "An API for the Polarizable Continuum Model";
+    homepage = "https://pcmsolver.readthedocs.io/en/stable/";
+    license = licenses.lgpl3Only;
+    platforms = platforms.linux;
+    maintainers = [ maintainers.sheepforce ];
+  };
+}