Added a test for the graphing backend

tests/Makefile

@@ -1,4 +1,4 @@
-TARGETS	= hello struct union
+TARGETS	= graph hello struct union
 PREFIX	= /usr/local
 DESTDIR	=
 BINDIR	= $(PREFIX)/bin
@@ -16,6 +16,9 @@ INSTALL	?= install
 
 all: $(TARGETS)
 
+graph_OBJS = graph
+graph_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS) -M graph
+
 hello_OBJS = hello
 hello_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 
@@ -25,6 +28,9 @@ struct_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 union_OBJS = union
 union_CFLAGS = $(CPPFLAGSF) $(CPPFLAGS) $(CFLAGSF) $(CFLAGS)
 
+graph: graph.c
+	$(CC) $(graph_CFLAGS) -c graph.c
+
 hello: hello.c
 	$(CC) $(hello_CFLAGS) -c hello.c
 
@@ -35,7 +41,7 @@ union: union.c
 	$(CC) $(union_CFLAGS) -c union.c
 
 clean:
-	$(RM) -- $(hello_OBJS) $(struct_OBJS) $(union_OBJS)
+	$(RM) -- $(graph_OBJS) $(hello_OBJS) $(struct_OBJS) $(union_OBJS)
 
 distclean: clean
 	$(RM) -- $(TARGETS)

tests/graph.c

@@ -0,0 +1,9 @@
+int test(void)
+{
+	return 0;
+}
+
+int calltest(void)
+{
+	return test();
+}

tests/project.conf

@@ -1,9 +1,14 @@
-targets=hello,struct,union
+targets=graph,hello,struct,union
 cflags_force=-W
 cflags=
 cc=../src/c99
 dist=Makefile
 
+[graph]
+type=object
+sources=graph.c
+cflags=-M graph
+
 [hello]
 type=object
 sources=hello.c