make/autoconf/spec.gmk.in

@@ -136,11 +136,13 @@
 SYSROOT_CFLAGS := @SYSROOT_CFLAGS@
 SYSROOT_LDFLAGS := @SYSROOT_LDFLAGS@
 
 # The top-level directory of the source repository
 TOPDIR:=@TOPDIR@
-
+# Usually the top level directory, but could be something else if a custom
+# root is defined.
+WORKSPACE_ROOT:=@WORKSPACE_ROOT@
 
 IMPORT_MODULES_CLASSES:=@IMPORT_MODULES_CLASSES@
 IMPORT_MODULES_CMDS:=@IMPORT_MODULES_CMDS@
 IMPORT_MODULES_LIBS:=@IMPORT_MODULES_LIBS@
 IMPORT_MODULES_CONF:=@IMPORT_MODULES_CONF@