Revert "cmake: use the same default system bus address as for autotools"

This reverts commit 05b0b9e65b6a58f0b0cb56d6ee8cf100061250b3.

3 files changed, 7 insertions, 23 deletions

diff --git a/README.cmake b/README.cmake
index 0e923356..5feaf551 100644
--- a/README.cmake
+++ b/README.cmake
@@ -80,7 +80,7 @@ Configuration flags
 
 When using the cmake build system the dbus-specific configuration flags that can be given 
 to the cmake program are these (use -D<key>=<value> on command line). The listed values 
-are the defaults (in a typical build - some are platform-specific).
+are the defaults.
 
 // Choose the type of build, options are: None(CMAKE_CXX_FLAGS or
 // CMAKE_C_FLAGS used) Debug Release RelWithDebInfo MinSizeRel.
@@ -132,8 +132,8 @@ DBUS_INSTALL_SYSTEM_LIBS:BOOL=OFF
 // session bus default address
 DBUS_SESSION_BUS_DEFAULT_ADDRESS:STRING=nonce-tcp:
 
-// system bus default address (only useful on Unix)
-DBUS_SYSTEM_BUS_DEFAULT_ADDRESS:STRING=unix:path=/var/run/dbus/system_bus_socket
+// system bus default address
+DBUS_SYSTEM_BUS_DEFAULT_ADDRESS:STRING=nonce-tcp:
 
 // Use atomic integer implementation for 486
 DBUS_USE_ATOMIC_INT_486:BOOL=OFF
diff --git a/cmake/CMakeLists.txt b/cmake/CMakeLists.txt
index 5174469d..000acda2 100644
--- a/cmake/CMakeLists.txt
+++ b/cmake/CMakeLists.txt
@@ -431,17 +431,9 @@ endif (WIN32)
 
 set (DBUS_USER )
 
-# This won't work on Windows. It's not meant to - the system bus is
-# meaningless on Windows anyway.
-#
-# This has to be suitable for hard-coding in client libraries as well as
-# in the dbus-daemon's configuration, so it has to be valid to listen on
-# and also to connect to. If this ever changes, it'll need to be split into
-# two variables, one for the listening address and one for the connecting
-# address.
-set (DBUS_SYSTEM_BUS_DEFAULT_ADDRESS "unix:path=${EXPANDED_LOCALSTATEDIR}/run/dbus/system_bus_socket" CACHE STRING "system bus default address")
 
 if (WIN32)
+  set (DBUS_SYSTEM_BUS_DEFAULT_ADDRESS "nonce-tcp:" CACHE STRING "system bus default address")
   set (DBUS_SESSION_BUS_DEFAULT_ADDRESS "nonce-tcp:" CACHE STRING "session bus default address")
 
   set (DBUS_SYSTEM_CONFIG_FILE "etc/dbus-1/system.conf")
@@ -449,6 +441,7 @@ if (WIN32)
   # bus-test expects a non empty string
   set (DBUS_USER "Administrator")
 else (WIN32)
+  set (DBUS_SYSTEM_BUS_DEFAULT_ADDRESS "unix:tmpdir=" CACHE STRING "system bus default address")
   set (DBUS_SESSION_BUS_DEFAULT_ADDRESS "unix:path=${DBUS_SESSION_SOCKET_DIR}" CACHE STRING "session bus default address")
   set (sysconfdir "")
   set (configdir ${sysconfdir}/dbus-1 )
diff --git a/configure.ac b/configure.ac
index 12847c4a..e8fc1aef 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1521,17 +1521,8 @@ fi
 AC_SUBST(DBUS_SYSTEM_SOCKET)
 AC_DEFINE_UNQUOTED(DBUS_SYSTEM_SOCKET,"$DBUS_SYSTEM_SOCKET",[The name of the socket the system bus listens on by default])
 
-## System bus only listens on local domain sockets, and never
-## on an abstract socket (so only root can create the socket).
-##
-## This won't work on Windows. It's not meant to - the system bus is
-## meaningless on Windows anyway.
-##
-## This has to be suitable for hard-coding in client libraries as well as
-## in the dbus-daemon's configuration, so it has to be valid to listen on
-## and also to connect to. If this ever changes, it'll need to be split into
-## two variables, one for the listening address and one for the connecting
-## address.
+## system bus only listens on local domain sockets, and never
+## on an abstract socket (so only root can create the socket)
 DBUS_SYSTEM_BUS_DEFAULT_ADDRESS="unix:path=$DBUS_SYSTEM_SOCKET"
 AC_SUBST(DBUS_SYSTEM_BUS_DEFAULT_ADDRESS)
 AC_DEFINE_UNQUOTED(DBUS_SYSTEM_BUS_DEFAULT_ADDRESS, "$DBUS_SYSTEM_BUS_DEFAULT_ADDRESS",[The default D-Bus address of the system bus])