From 7053a00f237c5d510a9a64566139b76ce82dffdc Mon Sep 17 00:00:00 2001
From: Rolf Eike Beer <eike@sf-mail.de>
Date: Tue, 17 Jan 2012 08:36:50 +0100
Subject: [PATCH] FindOpenSSL: only try to parse opensslv.h if it exists

---
 Modules/FindOpenSSL.cmake | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Modules/FindOpenSSL.cmake b/Modules/FindOpenSSL.cmake
index bff5af6e5..550528278 100644
--- a/Modules/FindOpenSSL.cmake
+++ b/Modules/FindOpenSSL.cmake
@@ -218,7 +218,7 @@ ENDIF(WIN32 AND NOT CYGWIN)
 if (OPENSSL_INCLUDE_DIR)
   if (_OPENSSL_VERSION)
     set(OPENSSL_VERSION "${_OPENSSL_VERSION}")
-  else (_OPENSSL_VERSION)
+  elseif(OPENSSL_INCLUDE_DIR AND EXISTS "${OPENSSL_INCLUDE_DIR}/openssl/opensslv.h")
     file(STRINGS "${OPENSSL_INCLUDE_DIR}/openssl/opensslv.h" openssl_version_str
          REGEX "^#define[\t ]+OPENSSL_VERSION_NUMBER[\t ]+0x[0-9][0-9][0-9][0-9][0-9][0-9].*")