Updated class diagram, added make command to convert it to png (needs dia).

git-svn-id: http://yate.null.ro/svn/yate/trunk@802 acf43c95-373e-0410-b603-e72c3f656dc1

contrib/yss7/.cvsignore

@@ -7,3 +7,4 @@ yate-*
 *.orig
 *~
 .*.swp
+classes.png

contrib/yss7/Makefile.in

@@ -18,6 +18,7 @@ OBJS = engine.o address.o sigcall.o sigtran.o \
 	interface.o layer2.o layer3.o \
 	router.o sccp.o tcap.o \
 	q921.o q931.o
+DOCS = classes.png
 
 LOCALFLAGS =
 LOCALLIBS =
@@ -30,9 +31,11 @@ exec_prefix = @exec_prefix@
 # include optional local make rules
 -include YateLocal.mak
 
-.PHONY: all debug ddebug xdebug
+.PHONY: all debug ddebug xdebug docs
 all: $(LIBS) $(PROGS)
 
+docs: $(DOCS)
+
 debug:
 	$(MAKE) all DEBUG=-g3 MODSTRIP=
 
@@ -63,3 +66,6 @@ libyatess7.a: $(OBJS)
 	$(AR) rcs $@ $^
 
 yate-ss7test: LOCALLIBS += -L. -lyatess7
+
+%.png: @srcdir@/%.dia
+	dia --export-to-format=png --export=$@ $<