--- GNUmakefile.orig	2009-03-15 02:48:02.000000000 +0100
+++ GNUmakefile	2010-08-10 00:19:45.000000000 +0200
@@ -1,4 +1,4 @@
-CXXFLAGS = -DNDEBUG -g -O2
+CXXFLAGS = -DNDEBUG -g -O2 -fpic -fPIC
 #CXXFLAGS = -g
 # -fPIC is supported. Please report any breakage of -fPIC as a bug.
 # CXXFLAGS += -fPIC
@@ -109,7 +109,7 @@
 TESTIMPORTOBJS = $(TESTOBJS:.o=.import.o)
 DLLTESTOBJS = dlltest.dllonly.o
 
-all: cryptest.exe
+all: cryptest.exe libcryptopp.so.$(VERSION)
 
 test: cryptest.exe
 	./cryptest.exe v
@@ -118,17 +118,22 @@
 	$(RM) cryptest.exe libcryptopp.a $(LIBOBJS) $(TESTOBJS) cryptopp.dll libcryptopp.dll.a libcryptopp.import.a cryptest.import.exe dlltest.exe $(DLLOBJS) $(LIBIMPORTOBJS) $(TESTIMPORTOBJS) $(DLLTESTOBJS)
 
 install:
-	$(MKDIR) -p $(PREFIX)/include/cryptopp $(PREFIX)/lib $(PREFIX)/bin
-	$(CP) *.h $(PREFIX)/include/cryptopp
-	$(CP) *.a $(PREFIX)/lib
-	$(CP) *.exe $(PREFIX)/bin
+	$(MKDIR) -p $(DESTDIR)$(PREFIX)/include/cryptopp $(DESTDIR)$(PREFIX)/$(LIB) $(DESTDIR)$(PREFIX)/bin
+	$(CP) *.h $(DESTDIR)$(PREFIX)/include/cryptopp
+	$(CP) *.so *.so.* *.a $(DESTDIR)$(PREFIX)/$(LIB)
+	$(CP) *.exe $(DESTDIR)$(PREFIX)/bin
 
 libcryptopp.a: $(LIBOBJS)
 	$(AR) $(ARFLAGS) $@ $(LIBOBJS)
 	$(RANLIB) $@
 
+libcryptopp.so.$(VERSION):	$(LIBOBJS)
+	$(CC) -shared -Wl,-soname,libcryptopp.so.$(MAJOR) -o libcryptopp.so.$(VERSION) $(LIBOBJS) $(LDFLAGS) $(LDLIBS)
+	ln -s libcryptopp.so.$(VERSION) libcryptopp.so.$(MAJOR)
+	ln -s libcryptopp.so.$(MAJOR) libcryptopp.so
+
 cryptest.exe: libcryptopp.a $(TESTOBJS)
-	$(CXX) -o $@ $(CXXFLAGS) $(TESTOBJS) -L. -lcryptopp $(LDFLAGS) $(LDLIBS)
+	$(CXX) -o $@ $(CXXFLAGS) $(TESTOBJS) -L. libcryptopp.a $(LDFLAGS) $(LDLIBS)
 
 nolib: $(OBJS)		# makes it faster to test changes
 	$(CXX) -o ct $(CXXFLAGS) $(OBJS) $(LDFLAGS) $(LDLIBS)