Support "install" and "uninstall" targets, and support --prefix configure option.

Makefile.in

@@ -6,7 +6,8 @@ LN = /bin/ln
 
 OBJECTS	= RtAudio.o @objects@
 
-STATIC = librtaudio.a
+LIBNAME = librtaudio
+STATIC = $(LIBNAME).a
 SHARED = @sharedlib@
 RELEASE = 4.0.12
 MAJOR = 4
@@ -19,6 +20,8 @@ RANLIB   = @RANLIB@
 DEFS     = @CPPFLAGS@
 CFLAGS   = @CXXFLAGS@ -Iinclude -fPIC
 
+PREFIX   = @prefix@
+
 all : $(LIBRARIES)
 
 tests:
@@ -37,6 +40,18 @@ $(LIBRARIES): $(OBJECTS)
 %.o : include/%.cpp
 	$(CC) $(CFLAGS) $(DEFS) -c $(<) -o $@
 
+install:
+	install --mode=755 $(STATIC) $(PREFIX)/lib/
+	install --mode=755 @sharedname@ $(PREFIX)/lib/
+	$(LN) -sf @sharedname@ $(PREFIX)/lib/$(SHARED)
+	$(LN) -sf @sharedname@ $(PREFIX)/lib/$(SHARED).$(MAJOR)
+	install --mode=644 $(LIBNAME).pc $(PREFIX)/lib/pkgconfig
+	install --mode=644 RtAudio.h RtError.h $(PREFIX)/include/
+
+uninstall:
+	-@rm -vf $(patsubst %,$(PREFIX)/lib/%, $(LIBRARIES) $(SHARED).$(MAJOR) $(SHARED).$(RELEASE))
+	-@rm -vf $(PREFIX)/lib/pkgconfig/$(LIBNAME).pc
+
 clean : 
 	$(RM) -f $(LIBRARIES) @sharedname@ $(SHARED)*
 	$(RM) -f $(OBJECTS)
@@ -47,10 +62,12 @@ distclean:
 	$(RM) -f $(LIBRARIES) @sharedname@ $(SHARED)*
 	$(RM) -f $(OBJECTS)
 	$(RM) -f *~
-	$(RM) -rf config.log config.status autom4te.cache Makefile rtaudio-config librtaudio.pc
+	$(RM) -rf config.log config.status autom4te.cache Makefile rtaudio-config $(LIBNAME).pc
 	cd tests && $(MAKE) distclean
 
 strip : 
 	strip $(LIBRARIES)
 	ranlib $(LIBRARIES)
 	cd tests && $(MAKE) strip
+
+.PHONY: clean distclean strip install uninstall

librtaudio.pc.in

@@ -1,4 +1,4 @@
-prefix=/usr/local
+prefix=@prefix@
 exec_prefix=${prefix}
 libdir=${exec_prefix}/lib
 includedir=${prefix}/include