Improve OpenSSL cmake checks.

git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@752 7dcaeef0-15fb-0310-b436-a5af3365683c

CMakeLists.txt

@@ -40,12 +40,12 @@ find_package(ZLIB REQUIRED)
 
 find_package(OpenSSL)
 
-if (NOT CRYPTO_LIBRARY)
+if (NOT CRYPTO_FOUND)
   find_package(GCrypt)
   if (NOT GCRYPT_FOUND)
     message(FATAL_ERROR "Could not find OpenSSL or GCrypt")
   endif (NOT GCRYPT_FOUND)
-endif (NOT CRYPTO_LIBRARY)
+endif (NOT CRYPTO_FOUND)
 
 # config.h checks
 include(ConfigureChecks.cmake)

ConfigureChecks.cmake

@@ -37,9 +37,9 @@ else (WIN32)
 endif (WIN32)
 
 # LIBRARIES
-if (CRYPTO_LIBRARY)
+if (CRYPTO_FOUND)
   set(HAVE_LIBCRYPTO 1)
-endif (CRYPTO_LIBRARY)
+endif (CRYPTO_FOUND)
 
 if (GCRYPT_FOUND)
   set(HAVE_LIBGCRYPT 1)

cmake/Modules/FindOpenSSL.cmake

@@ -91,16 +91,19 @@ else (OPENSSL_LIBRARIES AND OPENSSL_INCLUDE_DIRS)
   mark_as_advanced(CRYPTO_LIBRARY)
 
   if (SSL_LIBRARY)
-    set(SSL_FOUND TRUE)
+    set(SSL_FOUND TRUE CACHE INTERNAL "Wether the ssl library has been found" FORCE)
   endif (SSL_LIBRARY)
+
   if (SSLEAY32_LIBRARY)
-    set(SSLEAY32_FOUND TRUE)
+    set(SSLEAY32_FOUND TRUE CACHE INTERNAL "Wether the ssleay32 library has been found" FORCE)
   endif (SSLEAY32_LIBRARY)
+
   if (SSLEAY32MD_LIBRARY)
-    set(SSLEAY32MD_FOUND TRUE)
+    set(SSLEAY32MD_FOUND TRUE CACHE INTERNAL "Wether the ssleay32MD library has been found" FORCE)
   endif (SSLEAY32MD_LIBRARY)
+
   if (CRYPTO_LIBRARY)
-    set(CRYPTO_FOUND TRUE)
+    set(CRYPTO_FOUND TRUE CACHE INTERNAL "Wether the crypto library has been found" FORCE)
   endif (CRYPTO_LIBRARY)
 
   set(OPENSSL_INCLUDE_DIRS
@@ -113,18 +116,21 @@ else (OPENSSL_LIBRARIES AND OPENSSL_INCLUDE_DIRS)
       ${SSL_LIBRARY}
     )
   endif (SSL_FOUND)
+
   if (SSLEAY32_FOUND)
     set(OPENSSL_LIBRARIES
       ${OPENSSL_LIBRARIES}
       ${SSLEAY32_LIBRARY}
     )
   endif (SSLEAY32_FOUND)
+
   if (SSLEAY32MD_FOUND)
     set(OPENSSL_LIBRARIES
       ${OPENSSL_LIBRARIES}
       ${SSLEAY32MD_LIBRARY}
     )
   endif (SSLEAY32MD_FOUND)
+
   if (CRYPTO_FOUND)
     set(OPENSSL_LIBRARIES
       ${OPENSSL_LIBRARIES}