cmake: Allow overriding TEST_SOCKET_DIR

This matches the autotools build where that option can also be overridden.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 01223a56d528372b94af38e45266a00fa4618b10..b7d60899ecc3ac19827ec459e7655dcf9df29fdb 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -662,7 +662,7 @@ if(DBUS_BUILD_TESTS)
     set(DBUS_TEST_RUN_SESSION ${Z_DRIVE_IF_WINE}${CMAKE_RUNTIME_OUTPUT_DIRECTORY}${IDE_BIN}/dbus-run-session${EXEEXT})
     set(TEST_LAUNCH_HELPER_BINARY ${Z_DRIVE_IF_WINE}${DBUS_TEST_EXEC}/dbus-daemon-launch-helper-for-tests${EXEEXT})
     if(UNIX)
-        set(TEST_SOCKET_DIR ${DBUS_SESSION_SOCKET_DIR})
+        set(TEST_SOCKET_DIR ${DBUS_SESSION_SOCKET_DIR} CACHE STRING "Where to put test sockets")
         set(TEST_LISTEN "unix:tmpdir=${TEST_SOCKET_DIR}")
     endif()
     if(WIN32)