From e3c7098104d3bd46fb152010a10cefb26d9f65b4 Mon Sep 17 00:00:00 2001
From: Ralf Habacker <ralf.habacker@freenet.de>
Date: Fri, 29 Oct 2021 20:05:45 +0200
Subject: [PATCH] In generated cmake config file for SPIRV-Tools only access
 cmake target, if present (#4590)

Fixes #4582
---
 source/CMakeLists.txt | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/source/CMakeLists.txt b/source/CMakeLists.txt
index 898fcfd3c..331ff6755 100644
--- a/source/CMakeLists.txt
+++ b/source/CMakeLists.txt
@@ -428,8 +428,10 @@ if(ENABLE_SPIRV_TOOLS_INSTALL)
   # Special config file for root library compared to other libs.
   file(WRITE ${CMAKE_BINARY_DIR}/${SPIRV_TOOLS}Config.cmake
     "include(\${CMAKE_CURRENT_LIST_DIR}/${SPIRV_TOOLS}Target.cmake)\n"
-    "set(${SPIRV_TOOLS}_LIBRARIES ${SPIRV_TOOLS})\n"
-    "get_target_property(${SPIRV_TOOLS}_INCLUDE_DIRS ${SPIRV_TOOLS} INTERFACE_INCLUDE_DIRECTORIES)\n")
+    "if(TARGET ${SPIRV_TOOLS})\n"
+    "    set(${SPIRV_TOOLS}_LIBRARIES ${SPIRV_TOOLS})\n"
+    "    get_target_property(${SPIRV_TOOLS}_INCLUDE_DIRS ${SPIRV_TOOLS} INTERFACE_INCLUDE_DIRECTORIES)\n"
+    "endif()\n")
   install(FILES ${CMAKE_BINARY_DIR}/${SPIRV_TOOLS}Config.cmake DESTINATION ${PACKAGE_DIR})
 endif(ENABLE_SPIRV_TOOLS_INSTALL)