From 2cfd7f3a39ce0300cc27ac40e232f430c0d48793 Mon Sep 17 00:00:00 2001
From: lifegpc <root@lifegpc.com>
Date: Thu, 20 Jun 2024 16:57:20 +0800
Subject: [PATCH] Fix bug

---
 TestStrerrorR.cmake | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/TestStrerrorR.cmake b/TestStrerrorR.cmake
index c07847a..507caff 100644
--- a/TestStrerrorR.cmake
+++ b/TestStrerrorR.cmake
@@ -1,6 +1,10 @@
 function(test_strerror_r OUTPUT_VAR HAVE_GNU_SOURCE)
     if (DEFINED STRERROR_R_TEST_RESULT_CACHE)
-        set(${OUTPUT_VAR} ${STRERROR_R_TEST_RESULT_CACHE} PARENT_SCOPE)
+        if (STRERROR_R_TEST_RESULT_CACHE)
+            set(${OUTPUT_VAR} 1 PARENT_SCOPE)
+        else()
+            unset(${OUTPUT_VAR} PARENT_SCOPE)
+        endif()
         message(STATUS "Check strerror_r is GNU complatable - ${STRERROR_R_TEST_RESULT_CACHE} (Cached)")
     else()
         message(STATUS "Check strerror_r is GNU complatable")