[gtk-doc] Revert "gtkdocize: get rid of the flat flavours as they never worked."

[Stefan Kost <stefkost src gnome org>]

commit 00b120cdce0c5b37a7c9e1e11d9bf7e561907ed7
Author: Stefan Sauer <ensonic users sf net>
Date:   Mon Oct 17 14:43:00 2011 +0200

    Revert "gtkdocize: get rid of the flat flavours as they never worked."
    
    This reverts commit d6d315876d04cf51c78d2427f3c71e3f245de5bd.

 Makefile.am  |   10 ++++++++++
 gtkdocize.in |    2 +-
 2 files changed, 11 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 39bd1ec..5725887 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -32,6 +32,8 @@ gtkdocdata_DATA = \
 	devhelp2.xsl		\
 	gtk-doc.make		\
 	gtk-doc.notmpl.make	\
+	gtk-doc.flat.make	\
+	gtk-doc.notmpl-flat.make	\
 	home.png			\
 	left.png			\
 	right.png		\
@@ -47,12 +49,20 @@ aclocal_DATA = gtk-doc.m4
 sgmldir = $(datadir)/sgml/gtk-doc
 sgml_DATA = gtk-doc.cat
 
+gtk-doc.flat.make: gtk-doc.make
+	@$(SED) -e "s/EXTRA_DIST =/EXTRA_DIST +=/" $< >$@
+
+gtk-doc.notmpl-flat.make: gtk-doc.notmpl.make
+	@$(SED) -e "s/EXTRA_DIST =/EXTRA_DIST +=/" $< >$@
+
 EXTRA_DIST = \
 	MAINTAINERS     \
 	gtk-doc.pc.in   \
 	gtk-doc.m4      \
 	gtk-doc.make    \
 	gtk-doc.notmpl.make \
+	gtk-doc.flat.make \
+	gtk-doc.notmpl-flat.make \
 	gtk-doc.doap \
 	gtk-doc.spec.in \
 	gtk-doc.spec    \
diff --git a/gtkdocize.in b/gtkdocize.in
index ba9279e..43c9eac 100644
--- a/gtkdocize.in
+++ b/gtkdocize.in
@@ -18,7 +18,7 @@ flavour=legacy
 
 # mini help
 usage="\
-usage: $progname [ --copy ] [ --docdir DIR ] [ --flavour {legacy|no-tmpl} ]"
+usage: $progname [ --copy ] [ --docdir DIR ] [ --flavour {legacy|legacy-flat|no-tmpl|no-tmpl-flat} ]"
 
 # detect configure script
 no_configure_found=0