[beagle] Make 'make maintainer-clean' work

[Arun Raghavan <arunsr src gnome org>]

commit ca1794cef4a4e08094b08101a4386c7628235f24
Author: Arun Raghavan <ford_prefect gentoo org>
Date:   Thu May 14 23:30:41 2009 +0530

    Make 'make maintainer-clean' work
    
    This'll make 'make maintainer-clean' get the tree back to its pristine
    state. Useful for .gitignore autogeneration.
---
 libbeagle/Makefile.am |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/libbeagle/Makefile.am b/libbeagle/Makefile.am
index 2843dbd..e82dffc 100644
--- a/libbeagle/Makefile.am
+++ b/libbeagle/Makefile.am
@@ -8,3 +8,16 @@ pkgconfig_DATA = libbeagle-1.0.pc
 EXTRA_DIST = $(pkgconfig_DATA)
 
 DISTCLEANFILES = $(pkgconfig_DATA)
+
+MAINTAINERCLEANFILES =	\
+	aclocal.m4	\
+	config.guess	\
+	config.h.in	\
+	config.sub	\
+	configure	\
+	depcomp		\
+	install-sh	\
+	ltmain.sh	\
+	missing		\
+	py-compile	\
+	`find "$(srcdir)" -type f -name Makefile.in -print`