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/tools/networking/openssh/common.nix

@@ -0,0 +1,177 @@
+{ pname
+, version
+, extraDesc ? ""
+, src
+, extraPatches ? []
+, extraNativeBuildInputs ? []
+, extraConfigureFlags ? []
+, extraMeta ? {}
+}:
+
+{ lib, stdenv
+# This *is* correct, though unusual. as a way of getting krb5-config from the
+# package without splicing See: https://github.com/NixOS/nixpkgs/pull/107606
+, pkgs
+, fetchurl
+, fetchpatch
+, zlib
+, openssl
+, libedit
+, pkg-config
+, pam
+, libredirect
+, etcDir ? null
+, withKerberos ? !(stdenv.hostPlatform.isDarwin && stdenv.hostPlatform.isAarch64)
+, libkrb5
+, libfido2
+, hostname
+, nixosTests
+, withFIDO ? stdenv.hostPlatform.isUnix && !stdenv.hostPlatform.isMusl
+, linkOpenssl ? true
+}:
+
+with lib;
+stdenv.mkDerivation rec {
+  inherit pname version src;
+
+  patches = [
+    ./locale_archive.patch
+
+    (fetchurl {
+      url = "https://git.alpinelinux.org/aports/plain/main/openssh/gss-serv.c.patch?id=a7509603971ce2f3282486a43bb773b1b522af83";
+      sha256 = "sha256-eFFOd4B2nccRZAQWwdBPBoKWjfEdKEVGJvKZAzLu3HU=";
+    })
+
+    # See discussion in https://github.com/NixOS/nixpkgs/pull/16966
+    ./dont_create_privsep_path.patch
+  ] ++ extraPatches;
+
+  postPatch =
+    # On Hydra this makes installation fail (sometimes?),
+    # and nix store doesn't allow such fancy permission bits anyway.
+    ''
+      substituteInPlace Makefile.in --replace '$(INSTALL) -m 4711' '$(INSTALL) -m 0711'
+    '';
+
+  nativeBuildInputs = [ pkg-config ]
+    # This is not the same as the libkrb5 from the inputs! pkgs.libkrb5 is
+    # needed here to access krb5-config in order to cross compile. See:
+    # https://github.com/NixOS/nixpkgs/pull/107606
+    ++ optional withKerberos pkgs.libkrb5
+    ++ extraNativeBuildInputs;
+  buildInputs = [ zlib openssl libedit ]
+    ++ optional withFIDO libfido2
+    ++ optional withKerberos libkrb5
+    ++ optional stdenv.isLinux pam;
+
+  preConfigure = ''
+    # Setting LD causes `configure' and `make' to disagree about which linker
+    # to use: `configure' wants `gcc', but `make' wants `ld'.
+    unset LD
+  '';
+
+  # I set --disable-strip because later we strip anyway. And it fails to strip
+  # properly when cross building.
+  configureFlags = [
+    "--sbindir=\${out}/bin"
+    "--localstatedir=/var"
+    "--with-pid-dir=/run"
+    "--with-mantype=man"
+    "--with-libedit=yes"
+    "--disable-strip"
+    (if stdenv.isLinux then "--with-pam" else "--without-pam")
+  ] ++ optional (etcDir != null) "--sysconfdir=${etcDir}"
+    ++ optional withFIDO "--with-security-key-builtin=yes"
+    ++ optional withKerberos (assert libkrb5 != null; "--with-kerberos5=${libkrb5}")
+    ++ optional stdenv.isDarwin "--disable-libutil"
+    ++ optional (!linkOpenssl) "--without-openssl"
+    ++ extraConfigureFlags;
+
+  ${if stdenv.hostPlatform.isStatic then "NIX_LDFLAGS" else null}= [ "-laudit" ] ++ lib.optionals withKerberos [ "-lkeyutils" ];
+
+  buildFlags = [ "SSH_KEYSIGN=ssh-keysign" ];
+
+  enableParallelBuilding = true;
+
+  hardeningEnable = [ "pie" ];
+
+  doCheck = true;
+  enableParallelChecking = false;
+  checkInputs = optional (!stdenv.isDarwin) hostname;
+  preCheck = lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
+    # construct a dummy HOME
+    export HOME=$(realpath ../dummy-home)
+    mkdir -p ~/.ssh
+
+    # construct a dummy /etc/passwd file for the sshd under test
+    # to use to look up the connecting user
+    DUMMY_PASSWD=$(realpath ../dummy-passwd)
+    cat > $DUMMY_PASSWD <<EOF
+    $(whoami)::$(id -u):$(id -g)::$HOME:$SHELL
+    EOF
+
+    # we need to NIX_REDIRECTS /etc/passwd both for processes
+    # invoked directly and those invoked by the "remote" session
+    cat > ~/.ssh/environment.base <<EOF
+    NIX_REDIRECTS=/etc/passwd=$DUMMY_PASSWD
+    LD_PRELOAD=${libredirect}/lib/libredirect.so
+    EOF
+
+    # use an ssh environment file to ensure environment is set
+    # up appropriately for build environment even when no shell
+    # is invoked by the ssh session. otherwise the PATH will
+    # only contain default unix paths like /bin which we don't
+    # have in our build environment
+    cat - regress/test-exec.sh > regress/test-exec.sh.new <<EOF
+    cp $HOME/.ssh/environment.base $HOME/.ssh/environment
+    echo "PATH=\$PATH" >> $HOME/.ssh/environment
+    EOF
+    mv regress/test-exec.sh.new regress/test-exec.sh
+
+    # explicitly enable the PermitUserEnvironment feature
+    substituteInPlace regress/test-exec.sh \
+      --replace \
+        'cat << EOF > $OBJ/sshd_config' \
+        $'cat << EOF > $OBJ/sshd_config\n\tPermitUserEnvironment yes'
+
+    # some tests want to use files under /bin as example files
+    for f in regress/sftp-cmds.sh regress/forwarding.sh; do
+      substituteInPlace $f --replace '/bin' "$(dirname $(type -p ls))"
+    done
+
+    # set up NIX_REDIRECTS for direct invocations
+    set -a; source ~/.ssh/environment.base; set +a
+  '';
+  # integration tests hard to get working on darwin with its shaky
+  # sandbox
+  # t-exec tests fail on musl
+  checkTarget = optional (!stdenv.isDarwin && !stdenv.hostPlatform.isMusl) "t-exec"
+    # other tests are less demanding of the environment
+    ++ [ "unit" "file-tests" "interop-tests" ];
+
+  postInstall = ''
+    # Install ssh-copy-id, it's very useful.
+    cp contrib/ssh-copy-id $out/bin/
+    chmod +x $out/bin/ssh-copy-id
+    cp contrib/ssh-copy-id.1 $out/share/man/man1/
+  '';
+
+  installTargets = [ "install-nokeys" ];
+  installFlags = [
+    "sysconfdir=\${out}/etc/ssh"
+  ];
+
+  passthru.tests = {
+    borgbackup-integration = nixosTests.borgbackup;
+  };
+
+  meta = {
+    description = "An implementation of the SSH protocol${extraDesc}";
+    homepage = "https://www.openssh.com/";
+    changelog = "https://www.openssh.com/releasenotes.html";
+    license = licenses.bsd2;
+    platforms = platforms.unix ++ platforms.windows;
+    maintainers = (extraMeta.maintainers or []) ++ (with maintainers; [ eelco aneeshusa ]);
+    mainProgram = "ssh";
+  } // extraMeta;
+}