From 665524c0331cfc6eeab641dfd631aa69c109cd11 Mon Sep 17 00:00:00 2001
From: Bernhard Guillon <Bernhard.Guillon@begu.org>
Date: Tue, 30 Jun 2026 23:47:25 +0200
Subject: Add target validation to target_link_dotnet_libraries

---
 cmake/dotnet.cmake | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/cmake/dotnet.cmake b/cmake/dotnet.cmake
index 9d03748..8782659 100644
--- a/cmake/dotnet.cmake
+++ b/cmake/dotnet.cmake
@@ -100,6 +100,21 @@ function(target_link_dotnet_libraries TARGET)
         "" "" "${multiValueArgs}"
     )
 
+    get_property(ALL_TARGETS GLOBAL PROPERTY DOTNET_TARGETS)
+    list(FIND ALL_TARGETS "${TARGET}" _idx)
+    if(_idx EQUAL -1)
+        message(FATAL_ERROR "target_link_dotnet_libraries: '${TARGET}' is not a dotnet target")
+    endif()
+
+    foreach(scope PUBLIC PRIVATE INTERFACE)
+        foreach(lib IN LISTS arg_${scope})
+            list(FIND ALL_TARGETS "${lib}" _idx)
+            if(_idx EQUAL -1)
+                message(FATAL_ERROR "target_link_dotnet_libraries: '${lib}' is not a dotnet target")
+            endif()
+        endforeach()
+    endforeach()
+
     foreach(dep IN LISTS arg_NATIVE_DEPS)
         get_property(CURRENT_NDEPS GLOBAL PROPERTY DOTNET_TARGET_${TARGET}_NATIVE_DEPS)
         if(NOT CURRENT_NDEPS)
-- 
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