Update CMakeLists.txt

CMakeLists.txt

@@ -3,15 +3,18 @@ cmake_minimum_required(VERSION 3.5)
 # Set extension name here
 set(TARGET_NAME http_client)
 
-# DuckDB's extension distribution supports vcpkg. As such, dependencies can be added in ./vcpkg.json and then
-# used in cmake with find_package. Feel free to remove or replace with other dependencies.
-# Note that it should also be removed from vcpkg.json to prevent needlessly installing it..
+# Add ZLIB definition for httplib
+add_compile_definitions(CPPHTTPLIB_ZLIB_SUPPORT)
+
+# Find required packages
 find_package(OpenSSL REQUIRED)
+find_package(ZLIB REQUIRED)
 
 set(EXTENSION_NAME ${TARGET_NAME}_extension)
 set(LOADABLE_EXTENSION_NAME ${TARGET_NAME}_loadable_extension)
 
 project(${TARGET_NAME})
+
 include_directories(src/include duckdb/third_party/httplib)
 
 set(EXTENSION_SOURCES src/http_client_extension.cpp)
@@ -20,23 +23,30 @@ if(MINGW)
   set(OPENSSL_USE_STATIC_LIBS TRUE)
 endif()
 
-# Find OpenSSL before building extensions
-find_package(OpenSSL REQUIRED)
-
+# Build extensions
 build_static_extension(${TARGET_NAME} ${EXTENSION_SOURCES})
 build_loadable_extension(${TARGET_NAME} " " ${EXTENSION_SOURCES})
 
+# Include directories
 include_directories(${OPENSSL_INCLUDE_DIR})
-target_link_libraries(${LOADABLE_EXTENSION_NAME} duckdb_mbedtls ${OPENSSL_LIBRARIES})
-target_link_libraries(${EXTENSION_NAME} duckdb_mbedtls ${OPENSSL_LIBRARIES})
 
+# Common libraries needed for both targets
+set(COMMON_LIBS 
+    duckdb_mbedtls 
+    ${OPENSSL_LIBRARIES}
+    ZLIB::ZLIB
+)
+
+# Windows-specific libraries
 if(MINGW)
   set(WIN_LIBS crypt32 ws2_32 wsock32)
-  find_package(ZLIB)
-  target_link_libraries(${LOADABLE_EXTENSION_NAME} ZLIB::ZLIB ${WIN_LIBS})
-  target_link_libraries(${EXTENSION_NAME} ZLIB::ZLIB ${WIN_LIBS})
+  list(APPEND COMMON_LIBS ${WIN_LIBS})
 endif()
 
+# Link libraries
+target_link_libraries(${LOADABLE_EXTENSION_NAME} ${COMMON_LIBS})
+target_link_libraries(${EXTENSION_NAME} ${COMMON_LIBS})
+
 install(
   TARGETS ${EXTENSION_NAME}
   EXPORT "${DUCKDB_EXPORT_SET}"