From 52a89713e6983cd96fa1ebfaec1c971026e83981 Mon Sep 17 00:00:00 2001
From: Florian Uhlig <f.uhlig@gsi.de>
Date: Fri, 1 Sep 2023 16:35:17 +0200
Subject: [PATCH] build: Support yaml-cpp 0.8+

Beginning from version 0.8.0 the exported target has been renamed to `yaml-cpp::yaml-cpp`.
To support also older versions choose the correct target name stored in a CMake variable.

(cherry-picked from commit 2af719f542ef170e7782257459df0db4d0217730)
---
 CMakeLists.txt                          | 11 +++++++++++
 fairtools/MCConfigurator/CMakeLists.txt |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index dd4c81bd24..cec2bc9fa4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -260,6 +260,17 @@ if(    yaml-cpp_FOUND
     INTERFACE_INCLUDE_DIRECTORIES "${YAML_CPP_INCLUDE_DIR}"
   )
 endif()
+# Workaround to fix a problem with the imported target name
+# The target name includes the namespace yaml-cpp begining
+# from version 0.8.0. So the new exported target is now
+# yaml-cpp::yaml-cpp.
+if(yaml-cpp_FOUND)
+  if(TARGET yaml-cpp::yaml-cpp)
+    set(YAMLCPPLIB yaml-cpp::yaml-cpp)
+  else()
+    set(YAMLCPPLIB yaml-cpp)
+  endif()
+endif()
 
 configure_file(${CMAKE_SOURCE_DIR}/cmake/private/FairRootConfigVersion.cmake.in "${CMAKE_BINARY_DIR}/FairRootConfigVersion.cmake" @ONLY)
 
diff --git a/fairtools/MCConfigurator/CMakeLists.txt b/fairtools/MCConfigurator/CMakeLists.txt
index 46d60475a1..508e4a7499 100644
--- a/fairtools/MCConfigurator/CMakeLists.txt
+++ b/fairtools/MCConfigurator/CMakeLists.txt
@@ -30,7 +30,7 @@ target_include_directories(${target} SYSTEM PUBLIC
 target_link_libraries(${target}
   PUBLIC
   FairRoot::Base # FairGenericVMCConfig
-  yaml-cpp
+  ${YAMLCPPLIB}
 
   PRIVATE
   FairRoot::Tools