From 31f218c1e24531c0471f8f6c0b5a8337c2d83d9d Mon Sep 17 00:00:00 2001
From: WenTao Ou <admin@owent.net>
Date: Wed, 5 Jul 2023 14:53:59 +0800
Subject: [PATCH] [BUILD] Add `OPENTELEMETRY_CPP_FOUND` into cmake CONFIG file.
 (#2215)

---
 cmake/opentelemetry-cpp-config.cmake.in | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/cmake/opentelemetry-cpp-config.cmake.in b/cmake/opentelemetry-cpp-config.cmake.in
index 38b3a91259..5c450c1df6 100644
--- a/cmake/opentelemetry-cpp-config.cmake.in
+++ b/cmake/opentelemetry-cpp-config.cmake.in
@@ -116,3 +116,12 @@ find_package_handle_standard_args(
   ${CMAKE_FIND_PACKAGE_NAME}
   FOUND_VAR ${CMAKE_FIND_PACKAGE_NAME}_FOUND
   REQUIRED_VARS OPENTELEMETRY_CPP_INCLUDE_DIRS OPENTELEMETRY_CPP_LIBRARIES)
+
+if(${CMAKE_FIND_PACKAGE_NAME}_FOUND)
+  set(OPENTELEMETRY_CPP_FOUND
+      ${${CMAKE_FIND_PACKAGE_NAME}_FOUND}
+      CACHE BOOL "whether opentelemetry-cpp is found" FORCE)
+else()
+  unset(OPENTELEMETRY_CPP_FOUND)
+  unset(OPENTELEMETRY_CPP_FOUND CACHE)
+endif()