[CMake] yaml-cpp compatibility with CMake < 3.18 (#1323)

eclipse-ecal · Jan 26, 2024 · 30fed46 · 30fed46
1 parent bb572fa
commit 30fed46
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Showing 2 changed files with 4 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -16,7 +16,7 @@
 #
 # ========================= eCAL LICENSE =================================
 
-cmake_minimum_required(VERSION 3.13)
+cmake_minimum_required(VERSION 3.15)
 
 include(CMakeDependentOption)
 

diff --git a/app/meas_cutter/CMakeLists.txt b/app/meas_cutter/CMakeLists.txt
@@ -24,7 +24,9 @@ find_package(yaml-cpp REQUIRED)
 
 #compatibility with yaml-cpp < 0.8.0
 if (NOT TARGET yaml-cpp::yaml-cpp AND TARGET yaml-cpp)
-  add_library(yaml-cpp::yaml-cpp ALIAS yaml-cpp)
+  # ALIASing a imported non-global library requires CMake 3.18 so we do this
+  add_library(yaml-cpp::yaml-cpp INTERFACE IMPORTED)
+  target_link_libraries(yaml-cpp::yaml-cpp INTERFACE yaml-cpp)
 endif()