libcouchbase 2.8.1

make libevent required instead of recommended

Closes #18331.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/libcouchbase.rb

@@ -1,8 +1,8 @@
 class Libcouchbase < Formula
   desc "C library for Couchbase"
   homepage "https://developer.couchbase.com/documentation/server/4.5/sdk/c/start-using-sdk.html"
-  url "https://s3.amazonaws.com/packages.couchbase.com/clients/c/libcouchbase-2.8.0.tar.gz"
-  sha256 "862ed3fd01938d872782f1a96b318d517c3015ef1b1183cdcf5b2098a1d4705b"
+  url "https://s3.amazonaws.com/packages.couchbase.com/clients/c/libcouchbase-2.8.1.tar.gz"
+  sha256 "b48c72b5c407ae0f31ec0634b2d31c3e034f1fcec58c60dd14b711ddca55d214"
   head "https://github.com/couchbase/libcouchbase.git"
 
   bottle do
@@ -13,27 +13,21 @@ class Libcouchbase < Formula
   end
 
   option "with-libev", "Build libev plugin"
-  option "without-libevent", "Do not build libevent plugin"
 
   deprecated_option "with-libev-plugin" => "with-libev"
-  deprecated_option "without-libevent-plugin" => "without-libevent"
 
   depends_on "libev" => :optional
   depends_on "libuv" => :optional
-  depends_on "libevent" => :recommended
+  depends_on "libevent"
   depends_on "openssl"
   depends_on "cmake" => :build
 
   def install
-    args = std_cmake_args
-    args << "-DLCB_NO_TESTS=1"
+    args = std_cmake_args << "-DLCB_NO_TESTS=1" << "-DLCB_BUILD_LIBEVENT=ON"
 
-    ["libev", "libevent", "libuv"].each do |dep|
+    ["libev", "libuv"].each do |dep|
       args << "-DLCB_BUILD_#{dep.upcase}=" + (build.with?(dep) ? "ON" : "OFF")
     end
-    if build.without?("libev") && build.without?("libuv") && build.without?("libevent")
-      args << "-DLCB_NO_PLUGINS=1"
-    end
 
     mkdir "LCB-BUILD" do
       system "cmake", "..", *args