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/virtualization/xe-guest-utilities/default.nix

@@ -0,0 +1,80 @@
+{ lib, stdenv, fetchurl, bzip2, lzo, zlib, xz, bash, python2, gnutar, gnused, gnugrep, which }:
+
+stdenv.mkDerivation (rec {
+  pname = "xe-guest-utilities";
+  version = "6.2.0";
+  meta = {
+    description = "Citrix XenServer Tools";
+    homepage = "http://citrix.com/English/ps2/products/product.asp?contentID=683148&ntref=hp_nav_US";
+    maintainers = with lib.maintainers; [ benwbooth ];
+    platforms = lib.platforms.linux;
+    license = [ lib.licenses.gpl2 lib.licenses.lgpl21 ];
+  };
+  src = fetchurl {
+    url = "https://sources.archlinux.org/other/community/xe-guest-utilities/xe-guest-utilities_${version}-1120.tar.gz";
+    sha256 = "f9593cd9588188f80253e736f48d8dd94c5b517abb18316085f86acffab48794";
+  };
+  buildInputs = [ bzip2 gnutar gnused python2 lzo zlib xz gnugrep which ];
+  patches = [ ./ip-address.patch ];
+  postPatch = ''
+    tar xf "$NIX_BUILD_TOP/$name/xenstore-sources.tar.bz2"
+  '';
+
+  # Workaround build failure on -fno-common toolchains:
+  #   ld: utils.o:xenstore/utils.h:27:
+  #     multiple definition of `xprintf'; xenstored_core.o:xenstore/utils.h:27: first defined here
+  NIX_CFLAGS_COMPILE = "-fcommon";
+
+  buildPhase = ''
+    export CC=gcc
+    export CFLAGS='-Wall -Wstrict-prototypes -Wno-unused-local-typedefs -Wno-sizeof-pointer-memaccess'
+    export PYTHON=python2
+    cd "$NIX_BUILD_TOP/$name/uclibc-sources"
+    for file in Config.mk tools/libxc/Makefile tools/misc/Makefile tools/misc/lomount/Makefile tools/xenstore/Makefile; do
+      substituteInPlace "$file" --replace -Werror ""
+    done
+    make -C tools/include
+    make -C tools/libxc
+    make -C tools/xenstore
+  '';
+
+  installPhase = ''
+    export CFLAGS+='-Wall -Wstrict-prototypes -Wno-unused-local-typedefs -Wno-sizeof-pointer-memaccess'
+    if [[ $CARCH == x86_64 ]]; then
+      export LIBLEAFDIR_x86_64=lib
+    fi
+    for f in include libxc xenstore; do
+      [[ ! -d $NIX_BUILD_TOP/$name/uclibc-sources/tools/$f ]] && continue
+      make -C "$NIX_BUILD_TOP/$name/uclibc-sources/tools/$f" DESTDIR="$out" BINDIR=/bin SBINDIR=/bin INCLUDEDIR=/include LIBDIR=/lib install
+    done
+    rm -r "$out"/var
+
+    cd "$NIX_BUILD_TOP/$name"
+    install -Dm755 xe-update-guest-attrs "$out/bin/xe-update-guest-attrs"
+    install -Dm755 xe-daemon "$out/bin/xe-daemon"
+    install -Dm644 xen-vcpu-hotplug.rules "$out/lib/udev/rules.d/10-xen-vcpu-hotplug.rules"
+    substituteInPlace "$out/bin/xe-daemon" --replace sbin bin
+    substituteInPlace "$out/bin/xe-daemon" --replace /usr/ "$out/"
+    substituteInPlace "$out/bin/xe-update-guest-attrs" --replace /usr/ "$out/"
+    substituteInPlace "$out/bin/xe-update-guest-attrs" --replace 'export PATH=' 'export PATH=$PATH:'
+    substituteInPlace "$out/lib/udev/rules.d/10-xen-vcpu-hotplug.rules" --replace /bin/sh '${bash}/bin/sh'
+
+    cat <<'EOS' >"$out/bin/xe-linux-distribution"
+    #!${bash}/bin/bash -eu
+    . /etc/os-release
+    if [[ $# -gt 0 ]]; then
+      mkdir -p "$(dirname "$1")"
+      exec 1>"$1"
+    fi
+    cat <<EOF
+    os_distro="$ID"
+    os_majorver="''${VERSION_ID%%.*}"
+    os_minorver="''${VERSION_ID#*.}"
+    os_uname="$(uname -r)"
+    os_name="$PRETTY_NAME"
+    EOF
+    EOS
+    chmod 0755 "$out/bin/xe-linux-distribution"
+  '';
+
+})

pkgs/tools/virtualization/xe-guest-utilities/ip-address.patch

@@ -0,0 +1,16 @@
+diff -uNr a/xe-update-guest-attrs b/xe-update-guest-attrs
+--- a/xe-update-guest-attrs	2012-09-25 12:45:14.000000000 +0200
++++ b/xe-update-guest-attrs	2012-11-21 16:46:35.000000000 +0100
+@@ -177,9 +177,9 @@
+ #           collisions:0 txqueuelen:0 
+ #           RX bytes:3604609 (3.4 MiB)  TX bytes:3604609 (3.4 MiB)
+ 
+-ifs=`/sbin/ifconfig | sed -n -e 's/^\([a-z0-9]\+\).*/name \1/p' \
+-    -e 's/.*inet addr:\('$IPADDR_RE'\) .*/ipv4 \1/p' \
+-    -e 's+.*inet6 addr: \('$IPADDR6_RE'\)/.*+ipv6 \1+p' | \
++ifs=`ip addr show | sed -n -e 's/^[[:digit:]]*: \([a-z0-9]*\): .*/name \1 /gp;' \
++    -e 's/^[[:space:]]\{4\}inet \('${IPADDR_RE}'\)\/.*/ipv4 \1 /gp;' \
++    -e 's/^[[:space:]]\{4\}inet6 \('${IPADDR6_RE}'\)\/.*/ipv6 \1 /gp;' | \
+ while read tag value; do
+     case "${tag}" in
+         name)