From ff3ff01f6fcbf06f683da89609d5910c56fdab84 Mon Sep 17 00:00:00 2001
From: linquize <linquize2@yahoo.com>
Date: Tue, 4 Jan 2022 16:46:50 +0800
Subject: [PATCH] Fix clang linker problem by defining POCO_NO_AUTOMATIC_LIBS
 (#3177)

---
 CppUnit/CMakeLists.txt    | 5 +++++
 Foundation/CMakeLists.txt | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/CppUnit/CMakeLists.txt b/CppUnit/CMakeLists.txt
index c367bd2bb..5cc777c61 100644
--- a/CppUnit/CMakeLists.txt
+++ b/CppUnit/CMakeLists.txt
@@ -22,6 +22,11 @@ target_include_directories(CppUnit
 	PRIVATE
 		${CMAKE_CURRENT_SOURCE_DIR}/src
 )
+if(WIN32)
+	if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+		target_compile_definitions(CppUnit PUBLIC POCO_NO_AUTOMATIC_LIBS)
+	endif()
+endif()
 
 if(NOT BUILD_SHARED_LIBS)
 	target_compile_definitions(CppUnit
diff --git a/Foundation/CMakeLists.txt b/Foundation/CMakeLists.txt
index 6b276bef5..b5b19844d 100644
--- a/Foundation/CMakeLists.txt
+++ b/Foundation/CMakeLists.txt
@@ -137,6 +137,9 @@ endif()
 
 if(WIN32)
 	target_compile_definitions(Foundation PUBLIC POCO_OS_FAMILY_WINDOWS UNICODE _UNICODE)
+	if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+		target_compile_definitions(Foundation PUBLIC POCO_NO_AUTOMATIC_LIBS)
+	endif()
 	target_link_libraries(Foundation PUBLIC iphlpapi)
 endif()