Update CMake environment and add new tool

[umurmur.git] / cmake / Modules / SelectTLSBackend.cmake

diff --git a/cmake/Modules/SelectTLSBackend.cmake b/cmake/Modules/SelectTLSBackend.cmake
new file mode 100644 (file)
index 0000000..6097c4d
--- /dev/null
+++ b/cmake/Modules/SelectTLSBackend.cmake
@@ -0,0 +1,64 @@
+function(SelectTLSBackend SSL)
+  if("${SSL}" STREQUAL "")
+    set(SSL "polarssl")
+  endif()
+
+  set(LIBRARIES "")
+  set(INCLUDE_DIR "")
+  set(LIBRARY_DIR "")
+
+  if("${SSL}" STREQUAL "openssl")
+    find_package(OpenSSL REQUIRED)
+
+    if(OPENSSL_FOUND)
+      set(LIBRARIES ${OPENSSL_LIBRARIES})
+      set(INCLUDE_DIR ${OPENSSL_INCLUDE_DIR})
+      set(LIBRARY_DIR ${OPENSSL_LIB_DIR})
+
+      if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+        set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-deprecated-declarations" PARENT_SCOPE)
+      endif()
+
+    endif()
+  elseif("${SSL}" STREQUAL "polarssl")
+    find_package(PolarSSL REQUIRED)
+
+    if(POLARSSL_FOUND)
+      set(USE_POLARSSL ON PARENT_SCOPE)
+
+      set(LIBRARIES ${POLARSSL_LIBRARIES})
+      set(INCLUDE_DIR ${POLARSSL_INCLUDE_DIR})
+      set(LIBRARY_DIR ${POLARSSL_LIB_DIR})
+    endif()
+  elseif("${SSL}" STREQUAL "mbedtls")
+    find_package(mbedTLS REQUIRED)
+
+    if(MBEDTLS_FOUND)
+      set(USE_MBEDTLS ON PARENT_SCOPE)
+
+      set(LIBRARIES ${MBEDTLS_LIBRARIES})
+      set(INCLUDE_DIR ${MBEDTLS_INCLUDE_DIR})
+      set(LIBRARY_DIR ${MBEDTLS_LIB_DIR})
+    endif()
+  elseif("${SSL}" STREQUAL "gnutls")
+    find_package(GnuTLS 3 REQUIRED)
+
+    if(GNUTLS_FOUND)
+      set(USE_GNUTLS ON PARENT_SCOPE)
+
+      set(LIBRARIES ${GNUTLS_LIBRARIES})
+      set(INCLUDE_DIR ${GNUTLS_INCLUDE_DIR})
+      set(LIBRARY_DIR ${GNUTLS_LIB_DIR})
+    endif()
+
+    find_package(Nettle REQUIRED)
+
+    if(NETTLE_FOUND)
+      list(APPEND LIBRARIES ${NETTLE_LIBRARIES})
+    endif()
+  endif()
+
+  set(SSLIMP_LIBRARIES ${LIBRARIES} PARENT_SCOPE)
+  set(SSLIMP_LIBRARY_DIR ${LIBRARY_DIR} PARENT_SCOPE)
+  set(SSLIMP_INCLUDE_DIR ${INCLUDE_DIR} PARENT_SCOPE)
+endfunction()