File libcryptopp-shared.patch of Package libcryptopp

diff -rupN cryptopp562/GNUmakefile cryptopp562_mod/GNUmakefile
--- cryptopp562/GNUmakefile	2013-02-20 15:30:52.000000000 +0100
+++ cryptopp562_mod/GNUmakefile	2013-03-01 18:00:00.313404574 +0100
@@ -1,7 +1,7 @@
 CXXFLAGS = -DNDEBUG -g -O2
 # -O3 fails to link on Cygwin GCC version 4.5.3
 # -fPIC is supported. Please report any breakage of -fPIC as a bug.
-# CXXFLAGS += -fPIC
+CXXFLAGS += -fPIC
 # the following options reduce code size, but breaks link or makes link very slow on some systems
 # CXXFLAGS += -ffunction-sections -fdata-sections
 # LDFLAGS += -Wl,--gc-sections
@@ -142,17 +142,18 @@ static: libcryptopp.a
 dynamic: libcryptopp.so
 
 test: cryptest.exe
-	./cryptest.exe v
+	LD_LIBRARY_PATH=. ./cryptest.exe v
 
 clean:
 	-$(RM) cryptest.exe libcryptopp.a libcryptopp.so $(LIBOBJS) $(TESTOBJS) cryptopp.dll libcryptopp.dll.a libcryptopp.import.a cryptest.import.exe dlltest.exe $(DLLOBJS) $(LIBIMPORTOBJS) $(TESTI MPORTOBJS) $(DLLTESTOBJS)
 
 install:
-	$(MKDIR) -p $(PREFIX)/include/cryptopp $(PREFIX)/lib $(PREFIX)/bin
-	-$(CP) *.h $(PREFIX)/include/cryptopp
-	-$(CP) *.a $(PREFIX)/lib
-	-$(CP) *.so $(PREFIX)/lib
-	-$(CP) *.exe $(PREFIX)/bin
+	$(MKDIR) -p $(DESTDIR)$(PREFIX)/include/cryptopp $(DESTDIR)$(PREFIX)/$(LIB) $(DESTDIR)$(PREFIX)/bin
+	$(CP) *.h $(DESTDIR)$(PREFIX)/include/cryptopp
+	$(CP) *.a $(DESTDIR)$(PREFIX)/$(LIB)
+	$(CP) libcryptopp${LIBSUFFIX}.so.0 $(DESTDIR)$(PREFIX)/$(LIB)
+	ln -s libcryptopp${LIBSUFFIX}.so.0 $(DESTDIR)$(PREFIX)/$(LIB)/libcryptopp.so
+	$(CP) *.exe $(DESTDIR)$(PREFIX)/bin
 
 remove:
 	-$(RM) -rf $(PREFIX)/include/cryptopp
@@ -165,10 +166,11 @@ libcryptopp.a: $(LIBOBJS)
 	$(RANLIB) $@
 
 libcryptopp.so: $(LIBOBJS)
-	$(CXX) -shared -o $@ $(LIBOBJS)
+	$(CXX) -shared -Wl,-soname,libcryptopp${LIBSUFFIX}.so.0 -o libcryptopp${LIBSUFFIX}.so.0 $(LIBOBJS) $(LDFLAGS) $(LDLIBS)
+	ln -s libcryptopp${LIBSUFFIX}.so.0 $@
 
-cryptest.exe: libcryptopp.a $(TESTOBJS)
-	$(CXX) -o $@ $(CXXFLAGS) $(TESTOBJS) ./libcryptopp.a $(LDFLAGS) $(LDLIBS)
+cryptest.exe: libcryptopp.so $(TESTOBJS)
+	$(CXX) -o $@ $(CXXFLAGS) $(TESTOBJS) -L. -lcryptopp $(LDFLAGS) $(LDLIBS)
 
 nolib: $(OBJS)		# makes it faster to test changes
 	$(CXX) -o ct $(CXXFLAGS) $(OBJS) $(LDFLAGS) $(LDLIBS)