From d59d843f217ccbeea57938be1eca3a15bdd71cb9 Mon Sep 17 00:00:00 2001
From: CorbanR <corban@raunco.co>
Date: Sun, 2 Jan 2022 15:33:10 -0700
Subject: [PATCH] libpulsar: init at 2.9.1

---
 .../libraries/libpulsar/default.nix           | 102 ++++++++++++++++++
 pkgs/top-level/all-packages.nix               |   2 +
 2 files changed, 104 insertions(+)
 create mode 100644 pkgs/development/libraries/libpulsar/default.nix

diff --git a/pkgs/development/libraries/libpulsar/default.nix b/pkgs/development/libraries/libpulsar/default.nix
new file mode 100644
index 00000000000..9abe3224120
--- /dev/null
+++ b/pkgs/development/libraries/libpulsar/default.nix
@@ -0,0 +1,102 @@
+{ lib
+, clang-tools
+, llvmPackages
+, boost17x
+, protobuf
+, python3Support ? false
+, python3
+, log4cxxSupport ? false
+, log4cxx
+, snappySupport ? false
+, snappy
+, zlibSupport ? true
+, zlib
+, zstdSupport ? true
+, zstd
+, gtest
+, gtestSupport ? false
+, cmake
+, curl
+, fetchurl
+, jsoncpp
+, openssl
+, pkg-config
+, stdenv
+}:
+
+let
+  /*
+    Check if null or false
+    Example:
+    let result = enableFeature null
+    => "OFF"
+    let result = enableFeature false
+    => "OFF"
+    let result = enableFeature «derivation»
+    => "ON"
+  */
+  enableCmakeFeature = p: if (p == null || p == false) then "OFF" else "ON";
+
+  # Not really sure why I need to do this.. If I call clang-tools without the override it defaults to a different version and fails
+  clangTools = clang-tools.override { inherit stdenv llvmPackages; };
+  # If boost has python enabled, then boost-python package will be installed which is used by libpulsars python wrapper
+  boost = if python3Support then boost17x.override { inherit stdenv; enablePython = python3Support; python = python3; } else boost17x;
+  defaultOptionals = [ boost protobuf ]
+    ++ lib.optional python3Support python3
+    ++ lib.optional snappySupport snappy.dev
+    ++ lib.optional zlibSupport zlib
+    ++ lib.optional zstdSupport zstd
+    ++ lib.optional log4cxxSupport log4cxx;
+
+in
+stdenv.mkDerivation rec {
+  pname = "libpulsar";
+  version = "2.9.1";
+
+  src = fetchurl {
+    hash = "sha512-NKHiL7D/Lmnn6ICpQyUmmQYQETz4nZPJU9/4LMRDUQ3Pck6qDh+t6CRk+b9UQ2Vb0jvPIGTjEsSp2nC7TJk3ug==";
+    url = "mirror://apache/pulsar/pulsar-${version}/apache-pulsar-${version}-src.tar.gz";
+  };
+
+  sourceRoot = "apache-pulsar-${version}-src/pulsar-client-cpp";
+
+  # clang-tools needed for clang-format
+  nativeBuildInputs = [ cmake pkg-config clangTools ]
+    ++ defaultOptionals
+    ++ lib.optional gtestSupport gtest.dev;
+
+  buildInputs = [ jsoncpp openssl curl ]
+    ++ defaultOptionals;
+
+  # Needed for GCC on Linux
+  NIX_CFLAGS_COMPILE = [ "-Wno-error=return-type" ];
+
+  cmakeFlags = [
+    "-DBUILD_TESTS=${enableCmakeFeature gtestSupport}"
+    "-DBUILD_PYTHON_WRAPPER=${enableCmakeFeature python3Support}"
+    "-DUSE_LOG4CXX=${enableCmakeFeature log4cxxSupport}"
+    "-DClangTools_PATH=${clangTools}/bin"
+  ];
+
+  enableParallelBuilding = true;
+  doInstallCheck = true;
+  installCheckPhase = ''
+    echo ${lib.escapeShellArg ''
+      #include <pulsar/Client.h>
+      int main (int argc, char **argv) {
+        pulsar::Client client("pulsar://localhost:6650");
+        return 0;
+      }
+    ''} > test.cc
+    $CXX test.cc -L $out/lib -I $out/include -lpulsar -o test
+  '';
+
+  meta = with lib; {
+    homepage = "https://pulsar.apache.org/docs/en/client-libraries-cpp";
+    description = "Apache Pulsar C++ library";
+
+    platforms = platforms.all;
+    license = licenses.asl20;
+    maintainers = [ maintainers.corbanr ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b69adcd4c52..dcbc6c252f3 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -18523,6 +18523,8 @@ with pkgs;
 
   libptytty = callPackage ../development/libraries/libptytty { };
 
+  libpulsar = callPackage ../development/libraries/libpulsar { };
+
   libpwquality = callPackage ../development/libraries/libpwquality { };
 
   libqalculate = callPackage ../development/libraries/libqalculate {