Add NO_STATIC variable which disables static lib installation

Static library is still built for shared lib generation.

Signed-off-by: Timothy Gu <timothygu99@gmail.com>

Makefile

@@ -128,6 +128,11 @@ ifeq ($(CORE), UNKOWN)
 endif
 ifeq ($(NOFORTRAN), 1)
 	$(error OpenBLAS: Detecting fortran compiler failed. Please install fortran compiler, e.g. gfortran, ifort, openf90.)
+endif
+ifeq ($(NO_STATIC), 1)
+ifeq ($(NO_SHARED), 1)
+	$(error OpenBLAS: neither static nor shared are enabled.)
+endif
 endif
 	@-ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
 	@for d in $(SUBDIRS) ; \

Makefile.install

@@ -50,10 +50,12 @@ ifndef NO_LAPACKE
 endif
 
 #for install static library 
+ifndef NO_STATIC
 	@echo Copying the static library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
 	@install -pm644 $(LIBNAME) $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)
 	@cd $(DESTDIR)$(OPENBLAS_LIBRARY_DIR) ; \
 	ln -fs $(LIBNAME) $(LIBPREFIX).$(LIBSUFFIX)
+endif
 #for install shared library 
 ifndef NO_SHARED
 	@echo Copying the shared library to $(DESTDIR)$(OPENBLAS_LIBRARY_DIR)

Makefile.rule

@@ -48,6 +48,9 @@ VERSION = 0.2.9.rc2
 # automatically detected by the the script.
 # NUM_THREADS = 24
 
+# if you don't need to install the static library, please comment it in.
+# NO_STATIC = 1
+
 # if you don't need generate the shared library, please comment it in.
 # NO_SHARED = 1