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/applications/science/logic/satallax/default.nix

@@ -0,0 +1,70 @@
+{lib, stdenv, fetchurl, ocaml, zlib, which, eprover, makeWrapper, coq}:
+stdenv.mkDerivation rec {
+  pname = "satallax";
+  version = "2.7";
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ocaml zlib which eprover coq];
+  src = fetchurl {
+    url = "https://www.ps.uni-saarland.de/~cebrown/satallax/downloads/${pname}-${version}.tar.gz";
+    sha256 = "1kvxn8mc35igk4vigi5cp7w3wpxk2z3bgwllfm4n3h2jfs0vkpib";
+  };
+
+  patches = [
+    # GCC9 doesn't allow default value in friend declaration.
+    ./fix-declaration-gcc9.patch
+  ];
+
+  preConfigure = ''
+    mkdir fake-tools
+    echo "echo 'Nix-build-host.localdomain'" > fake-tools/hostname
+    chmod a+x fake-tools/hostname
+    export PATH="$PATH:$PWD/fake-tools"
+
+    (
+      cd picosat-*
+      ./configure
+      make
+    )
+    export PATH="$PATH:$PWD/libexec/satallax"
+
+    mkdir -p "$out/libexec/satallax"
+    cp picosat-*/picosat picosat-*/picomus "$out/libexec/satallax"
+
+    (
+      cd minisat
+      export MROOT=$PWD
+      cd core
+      make
+      cd ../simp
+      make
+    )
+  '';
+
+  postBuild = "echo testing; ! (bash ./test | grep ERROR)";
+
+  installPhase = ''
+    mkdir -p "$out/share/doc/satallax" "$out/bin" "$out/lib" "$out/lib/satallax"
+    cp bin/satallax.opt "$out/bin/satallax"
+    wrapProgram "$out/bin/satallax" \
+      --suffix PATH : "${lib.makeBinPath [ coq eprover ]}:$out/libexec/satallax" \
+      --add-flags "-M" --add-flags "$out/lib/satallax/modes"
+
+    cp LICENSE README "$out/share/doc/satallax"
+
+    cp bin/*.so "$out/lib"
+
+    cp -r modes "$out/lib/satallax/"
+    cp -r problems "$out/lib/satallax/"
+    cp -r coq* "$out/lib/satallax/"
+  '';
+
+  meta = {
+    description = "Automated theorem prover for higher-order logic";
+    license = lib.licenses.mit ;
+    maintainers = [lib.maintainers.raskin];
+    platforms = lib.platforms.linux;
+    downloadPage = "http://www.ps.uni-saarland.de/~cebrown/satallax/downloads.php";
+    homepage = "http://www.ps.uni-saarland.de/~cebrown/satallax/index.php";
+  };
+}

pkgs/applications/science/logic/satallax/fix-declaration-gcc9.patch

@@ -0,0 +1,21 @@
+diff --git i/minisat/core/SolverTypes.h w/minisat/core/SolverTypes.h
+--- i/minisat/core/SolverTypes.h
++++ w/minisat/core/SolverTypes.h
+@@ -47,7 +47,7 @@ struct Lit {
+     int     x;
+ 
+     // Use this as a constructor:
+-    friend Lit mkLit(Var var, bool sign = false);
++    friend Lit mkLit(Var var, bool sign);
+ 
+     bool operator == (Lit p) const { return x == p.x; }
+     bool operator != (Lit p) const { return x != p.x; }
+@@ -55,7 +55,7 @@ struct Lit {
+ };
+ 
+ 
+-inline  Lit  mkLit     (Var var, bool sign) { Lit p; p.x = var + var + (int)sign; return p; }
++inline  Lit  mkLit     (Var var, bool sign = false) { Lit p; p.x = var + var + (int)sign; return p; }
+ inline  Lit  operator ~(Lit p)              { Lit q; q.x = p.x ^ 1; return q; }
+ inline  Lit  operator ^(Lit p, bool b)      { Lit q; q.x = p.x ^ (unsigned int)b; return q; }
+ inline  bool sign      (Lit p)              { return p.x & 1; }