From 7a0a398c811067e54b81cc13d3edd1e3ecee2584 Mon Sep 17 00:00:00 2001
From: Sutou Kouhei <kou@clear-code.com>
Date: Mon, 17 Jul 2023 06:40:03 +0900
Subject: [PATCH] Use ARROW_PACKAGE_PREFIX to OPENSSL_ROOT_DIR

---
 cpp/cmake_modules/ThirdpartyToolchain.cmake | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cpp/cmake_modules/ThirdpartyToolchain.cmake b/cpp/cmake_modules/ThirdpartyToolchain.cmake
index 57defe0b362..635bc1684e6 100644
--- a/cpp/cmake_modules/ThirdpartyToolchain.cmake
+++ b/cpp/cmake_modules/ThirdpartyToolchain.cmake
@@ -138,6 +138,9 @@ if(ARROW_PACKAGE_PREFIX)
   if(NOT ENV{Boost_ROOT})
     set(ENV{Boost_ROOT} ${ARROW_PACKAGE_PREFIX})
   endif()
+  if(NOT DEFINED OPENSSL_ROOT_DIR)
+    set(OPENSSL_ROOT_DIR ${ARROW_PACKAGE_PREFIX})
+  endif()
 endif()
 
 # For each dependency, set dependency source to global default, if unset