Fix broken makefile.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_23@52130 91177308-0d34-0410-b5e6-96231b3b80d8

docs/CommandGuide/Makefile

diff --git a/docs/CommandGuide/Makefile b/docs/CommandGuide/Makefile
index a295351..cf77e6a 100644
--- a/docs/CommandGuide/Makefile
+++ b/docs/CommandGuide/Makefile
@@ -23,6 +23,12 @@
 
 clean:
 	rm -f pod2htm*.*~~ $(HTML) $(MAN) $(PS)
+
+# To create other directories, as needed, and timestamp their creation
+%/.dir:
+	-mkdir $* > /dev/null
+	date > $@
+
 else
 
 # Otherwise, if not in BUILD_FOR_WEBSITE mode, use the project info.