diff -r 115e42a5b0f7 -r 83388a4aa3af src/lemon/Makefile.am
--- a/src/lemon/Makefile.am	Wed Apr 13 06:49:42 2005 +0000
+++ b/src/lemon/Makefile.am	Thu Apr 14 12:02:14 2005 +0000
@@ -4,63 +4,69 @@
 pkgconfig_DATA = lemon.pc
 
 lib_LTLIBRARIES = libemon.la
-libemon_la_SOURCES =							\
-	lp_base.cc							\
-	lp_glpk.cc							\
+
+libemon_la_SOURCES = \
+	lp_base.cc \
 	lp_skeleton.cc
 
-pkginclude_HEADERS =							\
-	bezier.h							\
-	bfs.h                                                           \
-	dfs.h                                                           \
-	bin_heap.h							\
-	dijkstra.h							\
-	dimacs.h							\
-	error.h  							\
-	fib_heap.h							\
-	full_graph.h							\
-	graph_wrapper.h							\
-	graph_utils.h							\
-	graph_to_eps.h                                                  \
-	invalid.h							\
-	kruskal.h							\
-	list_graph.h							\
-	maps.h								\
-	max_matching.h                                                  \
-	min_cost_flow.h                                                 \
-	suurballe.h                                                     \
-	preflow.h                                                       \
-	path.h                                                          \
-	radix_heap.h                                                    \
-	smart_graph.h							\
-	time_measure.h							\
-	unionfind.h							\
-	xy.h								\
-	concept_check.h							\
-	utility.h							\
-	graph_reader.h							\
-	graph_writer.h							\
-	map_utils.h							\
-	bits/alteration_notifier.h                                      \
-	bits/map_iterator.h						\
-	bits/array_map.h						\
-	bits/default_map.h						\
-	bits/extended_pair.h						\
-	bits/vector_map.h                                               \
-	bits/iterable_graph_extender.h					\
-	bits/extendable_graph_extender.h				\
-	bits/clearable_graph_extender.h					\
-	bits/erasable_graph_extender.h					\
-	bits/undir_graph_extender.h                                     
+if HAVE_GLPK
+libemon_la_SOURCES += lp_glpk.cc
+libemon_la_CXXFLAGS = $(GLPK_CFLAGS)
+libemon_la_LDFLAGS = $(GLPK_LIBS)
+endif
 
-noinst_HEADERS =							\
-	lp_base.h							\
-	lp_glpk.h							\
-	lp_skeleton.h						\
-	concept/graph.h							\
-	concept/graph_component.h					\
-	concept/undir_graph.h						\
-	concept/sym_graph.h						\
-	concept/maps.h							\
-	concept/heap.h							\
+pkginclude_HEADERS = \
+	bezier.h \
+	bfs.h \
+	dfs.h \
+	bin_heap.h \
+	dijkstra.h \
+	dimacs.h \
+	error.h \
+	fib_heap.h \
+	full_graph.h \
+	graph_wrapper.h \
+	graph_utils.h \
+	graph_to_eps.h \
+	invalid.h \
+	kruskal.h \
+	list_graph.h \
+	maps.h \
+	max_matching.h \
+	min_cost_flow.h \
+	suurballe.h \
+	preflow.h \
+	path.h \
+	radix_heap.h \
+	smart_graph.h \
+	time_measure.h \
+	unionfind.h \
+	xy.h \
+	concept_check.h \
+	utility.h \
+	graph_reader.h \
+	graph_writer.h \
+	map_utils.h \
+	bits/alteration_notifier.h \
+	bits/map_iterator.h \
+	bits/array_map.h \
+	bits/default_map.h \
+	bits/extended_pair.h \
+	bits/vector_map.h \
+	bits/iterable_graph_extender.h \
+	bits/extendable_graph_extender.h \
+	bits/clearable_graph_extender.h \
+	bits/erasable_graph_extender.h \
+	bits/undir_graph_extender.h
+
+noinst_HEADERS = \
+	lp_base.h \
+	lp_glpk.h \
+	lp_skeleton.h \
+	concept/graph.h \
+	concept/graph_component.h \
+	concept/undir_graph.h \
+	concept/sym_graph.h \
+	concept/maps.h \
+	concept/heap.h \
 	concept/path.h