From 895fa3433f50b7011fa475a4696dc06fe072aa25 Mon Sep 17 00:00:00 2001
From: Ben Boeckel <ben.boeckel@kitware.com>
Date: Thu, 23 Sep 2021 17:05:22 -0400
Subject: cmQtAutoGenInitializer: support IMPLIB-only imported targets

Instead of using the target name directly (which ends up in the `Ninja`
generators querying for the `LOCATION` parameter), wrap up the target
name in a `$<TARGET_LINKER_FILE:>` to avoid the query for the unset
property.
---
 Source/cmQtAutoGenInitializer.cxx | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/Source/cmQtAutoGenInitializer.cxx b/Source/cmQtAutoGenInitializer.cxx
index 4dd78e5..4e3c584 100644
--- a/Source/cmQtAutoGenInitializer.cxx
+++ b/Source/cmQtAutoGenInitializer.cxx
@@ -1306,7 +1306,16 @@ bool cmQtAutoGenInitializer::InitAutogenTarget()
       // Add additional autogen target dependencies to
       // '_autogen_timestamp_deps'.
       for (const cmTarget* t : this->AutogenTarget.DependTargets) {
-        dependencies.push_back(t->GetName());
+        std::string depname = t->GetName();
+        if (t->IsImported()) {
+          auto ttype = t->GetType();
+          if (ttype == cmStateEnums::TargetType::STATIC_LIBRARY ||
+              ttype == cmStateEnums::TargetType::SHARED_LIBRARY ||
+              ttype == cmStateEnums::TargetType::UNKNOWN_LIBRARY) {
+            depname = cmStrCat("$<TARGET_LINKER_FILE:", t->GetName(), ">");
+          }
+        }
+        dependencies.push_back(depname);
       }
 
       cmTarget* timestampTarget = this->LocalGen->AddUtilityCommand(
-- 
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