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/libguestfs/default.nix

@@ -0,0 +1,103 @@
+{ lib, stdenv, fetchurl, pkg-config, autoreconfHook, makeWrapper
+, ncurses, cpio, gperf, cdrkit, flex, bison, qemu, pcre2, augeas, libxml2
+, acl, libcap, libcap_ng, libconfig, systemd, fuse, yajl, libvirt, hivex, db
+, gmp, readline, file, numactl, libapparmor, jansson
+, getopt, perlPackages, ocamlPackages
+, libtirpc
+, appliance ? null
+, javaSupport ? false, jdk ? null }:
+
+assert appliance == null || lib.isDerivation appliance;
+assert javaSupport -> jdk != null;
+
+stdenv.mkDerivation rec {
+  pname = "libguestfs";
+  version = "1.48.0";
+
+  src = fetchurl {
+    url = "https://libguestfs.org/download/${lib.versions.majorMinor version}-stable/${pname}-${version}.tar.gz";
+    sha256 = "sha256-FoH93t/PSEym3uxUIwMwoy3vvTDCqx+BeI4lLLXQSCk=";
+  };
+
+  strictDeps = true;
+  nativeBuildInputs = [
+    autoreconfHook bison cdrkit cpio flex getopt gperf makeWrapper pkg-config qemu
+  ] ++ (with perlPackages; [ perl libintl-perl GetoptLong SysVirt ])
+    ++ (with ocamlPackages; [ ocaml findlib ]);
+  buildInputs = [
+    ncurses jansson
+    pcre2 augeas libxml2 acl libcap libcap_ng libconfig
+    systemd fuse yajl libvirt gmp readline file hivex db
+    numactl libapparmor perlPackages.ModuleBuild
+    libtirpc
+  ] ++ (with ocamlPackages; [ ocamlbuild ocaml_libvirt gettext-stub ounit ])
+    ++ lib.optional javaSupport jdk;
+
+  prePatch = ''
+    # build-time scripts
+    substituteInPlace run.in        --replace '#!/bin/bash' '#!${stdenv.shell}'
+    substituteInPlace ocaml-link.sh.in --replace '#!/bin/bash' '#!${stdenv.shell}'
+
+    # $(OCAMLLIB) is read-only "${ocamlPackages.ocaml}/lib/ocaml"
+    substituteInPlace ocaml/Makefile.am            --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+    substituteInPlace ocaml/Makefile.in            --replace '$(DESTDIR)$(OCAMLLIB)' '$(out)/lib/ocaml'
+
+    # some scripts hardcore /usr/bin/env which is not available in the build env
+    patchShebangs .
+  '';
+  configureFlags = [
+    "--disable-appliance"
+    "--disable-daemon"
+    "--with-distro=NixOS"
+    "--with-guestfs-path=${placeholder "out"}/lib/guestfs"
+  ] ++ lib.optionals (!javaSupport) [ "--without-java" ];
+  patches = [
+    ./libguestfs-syms.patch
+  ];
+  installFlags = [ "REALLY_INSTALL=yes" ];
+  enableParallelBuilding = true;
+
+  postInstall = ''
+    for bin in $out/bin/*; do
+      wrapProgram "$bin" \
+        --prefix PATH     : "$out/bin:${hivex}/bin:${qemu}/bin" \
+        --prefix PERL5LIB : "$out/${perlPackages.perl.libPrefix}"
+    done
+  '';
+
+  postFixup = lib.optionalString (appliance != null) ''
+    mkdir -p $out/{lib,lib64}
+    ln -s ${appliance} $out/lib64/guestfs
+    ln -s ${appliance} $out/lib/guestfs
+  '';
+
+  doInstallCheck = appliance != null;
+  installCheckPhase = ''
+    runHook preInstallCheck
+
+    export HOME=$(mktemp -d) # avoid access to /homeless-shelter/.guestfish
+
+    ${qemu}/bin/qemu-img create -f qcow2 disk1.img 10G
+
+    $out/bin/guestfish <<'EOF'
+    add-drive disk1.img
+    run
+    list-filesystems
+    part-disk /dev/sda mbr
+    mkfs ext2 /dev/sda1
+    list-filesystems
+    EOF
+
+    runHook postInstallCheck
+  '';
+
+  meta = with lib; {
+    description = "Tools for accessing and modifying virtual machine disk images";
+    license = with licenses; [ gpl2Plus lgpl21Plus ];
+    homepage = "https://libguestfs.org/";
+    maintainers = with maintainers; [offline];
+    platforms = platforms.linux;
+    # this is to avoid "output size exceeded"
+    hydraPlatforms = if appliance != null then appliance.meta.hydraPlatforms else platforms.linux;
+  };
+}