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/djbdns/default.nix

@@ -0,0 +1,62 @@
+{ lib, stdenv, fetchurl, glibc, dns-root-data, nixosTests } :
+
+let
+  version = "1.05";
+
+  manSrc = fetchurl {
+    url = "http://smarden.org/pape/djb/manpages/djbdns-${version}-man-20031023.tar.gz";
+    sha256 = "0sg51gjy6j1hnrra406q1qhf5kvk1m00y8qqhs6r0a699gqmh75s";
+  };
+
+in
+
+stdenv.mkDerivation {
+  pname = "djbdns";
+  inherit version;
+
+  src = fetchurl {
+    url = "https://cr.yp.to/djbdns/djbdns-${version}.tar.gz";
+    sha256 = "0j3baf92vkczr5fxww7rp1b7gmczxmmgrqc8w2dy7kgk09m85k9w";
+  };
+
+  patches = [
+    ./hier.patch
+    ./fix-nix-usernamespace-build.patch
+
+    # To fix https://github.com/NixOS/nixpkgs/issues/119066.
+    # Note that the NixOS test <nixpkgs/nixos/tests/tinydns.nix> tests for this.
+    ./softlimit.patch
+  ];
+
+  postPatch = ''
+    echo gcc -O2 -include ${glibc.dev}/include/errno.h > conf-cc
+    echo $out > conf-home
+    # djbdns ships with an outdated list of root servers
+    awk '/^.?.ROOT-SERVERS.NET/ { print $4 }' ${dns-root-data}/root.hints > dnsroots.global
+    sed -i "s|/etc/dnsroots.global|$out/etc/dnsroots.global|" dnscache-conf.c
+  '';
+
+  installPhase = ''
+    mkdir -pv $out/etc;
+    make setup
+    cd $out;
+    tar xzvf ${manSrc};
+    for n in 1 5 8; do
+      mkdir -p man/man$n;
+      mv -iv djbdns-man/*.$n man/man$n;
+    done;
+    rm -rv djbdns-man;
+  '';
+
+  passthru.tests = {
+    tinydns = nixosTests.tinydns;
+  };
+
+  meta = with lib; {
+    description = "A collection of Domain Name System tools";
+    longDescription = "Includes software for all the fundamental DNS operations: DNS cache: finding addresses of Internet hosts; DNS server: publishing addresses of Internet hosts; and DNS client: talking to a DNS cache.";
+    homepage = "https://cr.yp.to/djbdns.html";
+    license = licenses.publicDomain;
+    maintainers = with maintainers; [ jerith666 ];
+  };
+}

pkgs/tools/networking/djbdns/fix-nix-usernamespace-build.patch

@@ -0,0 +1,10 @@
+--- djbdns-1.05.org/chkshsgr.c	2001-02-11 21:11:45.000000000 +0000
++++ djbdns-1.05/chkshsgr.c	2017-10-13 10:06:09.392578927 +0100
+@@ -2,6 +2,7 @@
+ 
+ int main()
+ {
++  return 0;
+   short x[4];
+ 
+   x[0] = x[1] = 0;

pkgs/tools/networking/djbdns/hier.patch

@@ -0,0 +1,15 @@
+--- a/hier.c	2016-04-19 21:22:21.992192405 -0400
++++ b/hier.c	2016-04-19 21:22:33.160229778 -0400
+@@ -2,9 +2,9 @@
+ 
+ void hier()
+ {
+-  c("/","etc","dnsroots.global",-1,-1,0644);
++  c(auto_home,"etc","dnsroots.global",-1,-1,0644);
+ 
+-  h(auto_home,-1,-1,02755);
+-  d(auto_home,"bin",-1,-1,02755);
++  h(auto_home,-1,-1,0755);
++  d(auto_home,"bin",-1,-1,0755);
+ 
+   c(auto_home,"bin","dnscache-conf",-1,-1,0755);

pkgs/tools/networking/djbdns/softlimit.patch

@@ -0,0 +1,12 @@
+diff -Naur a/tinydns-conf.c b/tinydns-conf.c
+--- a/tinydns-conf.c	2001-02-11 21:11:45.000000000 +0000
++++ b/tinydns-conf.c	2021-11-08 17:23:06.181385437 +0000
+@@ -46,7 +46,7 @@
+
+   start("run");
+   outs("#!/bin/sh\nexec 2>&1\nexec envuidgid "); outs(user);
+-  outs(" envdir ./env softlimit -d300000 ");
++  outs(" envdir ./env softlimit -d4500000 ");
+   outs(auto_home); outs("/bin/tinydns\n");
+   finish();
+   perm(0755);