Add rsyslog 7.2.6 and its dependencies

pkgs/development/libraries/libee/default.nix

@@ -0,0 +1,16 @@
+{ stdenv, fetchurl, pkgconfig, libestr }:
+stdenv.mkDerivation {
+  name = "libee-0.4.1";
+
+  src = fetchurl {
+    url = http://www.libee.org/download/files/download/libee-0.4.1.tar.gz;
+    md5 = "7bbf4160876c12db6193c06e2badedb2";
+  };
+
+  buildInputs = [pkgconfig libestr];
+
+  meta = {
+    homepage = "http://www.libee.org/";
+    description = "An Event Expression Library inspired by CEE";
+  };
+}

pkgs/development/libraries/libestr/default.nix

@@ -0,0 +1,8 @@
+{ stdenv, fetchurl }:
+stdenv.mkDerivation {
+  name = "libestr-0.1.4";
+  src = fetchurl {
+    url = http://libestr.adiscon.com/files/download/libestr-0.1.4.tar.gz;
+    sha256 = "1qw5vqryawdm434l9ql3r160ap2f5mmp7b6pciac7qli62y0a2z3";
+  };
+}

pkgs/tools/system/rsyslog/default.nix

@@ -0,0 +1,20 @@
+{stdenv, fetchurl, eventlog, pkgconfig, libestr, libee, json_c, libuuid, zlib}:
+
+stdenv.mkDerivation {
+  name = "rsyslog-7.2.6";
+
+  src = fetchurl {
+    url = http://www.rsyslog.com/files/download/rsyslog/rsyslog-7.2.6.tar.gz;
+    sha256 = "19a5c60816ebce6c86468eb8c5fe1c4cc1febf23c9167ce59d2327fe5e047ed9";
+  };
+
+  buildInputs = [pkgconfig libestr libee json_c libuuid zlib];
+
+  meta = {
+    homepage = "http://www.rsyslog.com/";
+    description = "Rsyslog is an enhanced syslogd. It can be used as a drop-in replacement for stock sysklogd.";
+    license = "GPLv3";
+
+    platforms = stdenv.lib.platforms.linux;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -496,6 +496,7 @@ let
   mcrl2 = callPackage ../tools/misc/mcrl2 { };
 
   syslogng = callPackage ../tools/system/syslog-ng { };
+  rsyslog = callPackage ../tools/system/rsyslog { };
 
   mcelog = callPackage ../os-specific/linux/mcelog { };
 
@@ -1060,6 +1061,10 @@ let
 
   libconfig = callPackage ../development/libraries/libconfig { };
 
+  libee = callPackage ../development/libraries/libee { };
+
+  libestr = callPackage ../development/libraries/libestr { };
+
   libtirpc = callPackage ../development/libraries/ti-rpc { };
 
   libshout = callPackage ../development/libraries/libshout { };