SDPA-C fix missing dir in make

sdpa-c/Makefile

@@ -59,6 +59,7 @@ $(mumps_lib):
 	 rm -rf mumps; \
 	 cp -r MUMPS_5.1.2_src/ $(mumps_dir); \
 	 cd $(mumps_dir); \
+	 mkdir lib; \
 	 cp Make.inc/Makefile.inc.generic.SEQ Makefile.inc; \
 	 echo "CC = "   $(CC)      >> Makefile.inc; \
 	 echo "FC = "   $(FC)      >> Makefile.inc; \

sdpa-c/SuiteSparse_src/GraphBLAS/Makefile

@@ -12,11 +12,11 @@
 
 # build the GraphBLAS library (static and dynamic) and run a quick test
 default:
-	( cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) ; cd ../Demo ; ./demo )
+	( mkdir -p build; cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) ; cd ../Demo ; ./demo )
 
 # just build the static and dynamic libraries; do not run the demo
 library:
-	( cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) )
+	( mkdir -p build; cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) )
 
 # the same as "make library"
 static: library
@@ -24,7 +24,7 @@ static: library
 # installs GraphBLAS to the install location defined by cmake, usually
 # /usr/local/lib and /usr/local/include
 install:
-	( cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) ; $(MAKE) install )
+	( mkdir -p build; cd build ; cmake $(CMAKE_OPTIONS) .. ; $(MAKE) ; $(MAKE) install )
 
 # create the Doc/GraphBLAS_UserGuide.pdf
 docs: