Add zlib subproject

.gitmodules

@@ -5,3 +5,9 @@
 [submodule "subprojects/rapidjson"]
 	path = subprojects/rapidjson
 	url = https://github.com/Tencent/rapidjson/
+[submodule "subprojects/cNBT"]
+	path = subprojects/cNBT
+	url = https://github.com/nickelpro/cNBT
+[submodule "subprojects/zlib"]
+	path = subprojects/zlib
+	url = https://github.com/madler/zlib.git

meson.build

@@ -16,6 +16,24 @@ threads_dep = dependency('threads')
 
 cmake = import('cmake')
 
+########################################
+#     zlib
+########################################
+
+zlib_vars = cmake.subproject_options()
+zlib_vars.add_cmake_defines({
+  'BUILD_SHARED_LIBS' : false
+})
+zlib_vars.set_install(false)
+
+zlib_proj = cmake.subproject('zlib', options : zlib_vars)
+zlib_dep = zlib_proj.dependency('zlibstatic')
+
+
+########################################
+#     libevent
+########################################
+
 libevent_vars = cmake.subproject_options()
 libevent_vars.add_cmake_defines({
   'EVENT__DISABLE_OPENSSL'   : true,
@@ -33,7 +51,32 @@ libevent_proj = cmake.subproject('libevent', options : libevent_vars)
 libevent_core_dep  = libevent_proj.dependency('event_core_static')
 libevent_extra_dep = libevent_proj.dependency('event_extra_static')
 
-feather_deps = [ threads_dep, libevent_core_dep, libevent_extra_dep ]
+########################################
+#     cNBT
+########################################
+
+# TODO: cNBT
+
+#cnbt_vars = cmake.subproject_options()
+#cnbt_vars.add_cmake_defines({
+#  'CNBT_BUILD_EXAMPLES' : false,
+#  'BUILD_SHARED_LIBS'   : false,
+#})
+
+#cnbt_vars.set_install(false)
+
+#cnbt_proj = cmake.subproject('cNBT', options : cnbt_vars)
+#cnbt_dep = cnbt_proj.dependency('nbt')
+
+########################################
+
+feather_deps = [
+  threads_dep,
+  zlib_dep,
+  libevent_core_dep,
+  libevent_extra_dep,
+#  cnbt_dep
+]
 
 if feather_platform == 'windows'
   ws2_32_dep   = feather_compiler.find_library('ws2_32')

src/meson.build

@@ -22,7 +22,11 @@ subdir('protocol')
 
 executable('FeatherMC', feather_src, protocol_headers,
   dependencies        : feather_deps,
-  include_directories : include_directories('.', '../subprojects/rapidjson/include'),
+  include_directories : include_directories(
+    '.',
+    '../subprojects/rapidjson/include',
+    '../subprojects' # for zlib and cNBT, which have no include dir
+  ),
   install             : true,
   install_dir         : meson.source_root() + '/bin',
   override_options    : [ 'cpp_std=' + feather_cpp_std ])

subprojects/zlib

@@ -0,0 +1 @@
+Subproject commit cacf7f1d4e3d44d871b605da3b647f07d718623f