Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial

[linux-2.6-omap-h63xx.git] / Documentation / DocBook / Makefile

diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
index 2975291e296a01b2ad8afd70e99f2e66326780ba..5a2882d275ba5b3beabb305c62a22f38aa5cff44 100644 (file)
--- a/Documentation/DocBook/Makefile
+++ b/Documentation/DocBook/Makefile
@@ -2,7 +2,7 @@
 # This makefile is used to generate the kernel documentation,
 # primarily based on in-line comments in various source files.
 # See Documentation/kernel-doc-nano-HOWTO.txt for instruction in how
-# to ducument the SRC - and how to read it.
+# to document the SRC - and how to read it.
 # To add a new book the only step required is to add the book to the
 # list of DOCBOOKS.
 
@@ -28,7 +28,7 @@ PS_METHOD     = $(prefer-db2x)
 
 ###
 # The targets that may be used.
-.PHONY:        xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs
 
 BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
 xmldocs: $(BOOKS)
@@ -211,3 +211,9 @@ clean-dirs := $(patsubst %.xml,%,$(DOCBOOKS))
 
 #man put files in man subdir - traverse down
 subdir- := man/
+
+
+# Declare the contents of the .PHONY variable as phony.  We keep that
+# information in a variable se we can use it in if_changed and friends.
+
+.PHONY: $(PHONY)