libhydra: Remove empty unused library

src/checksum/Makefile.am

@@ -8,7 +8,6 @@ EXTRA_PROGRAMS = checksum_builder
 checksum_builder_SOURCES = checksum_builder.c
 checksum_builder_LDADD = \
 	$(top_builddir)/src/libstrongswan/libstrongswan.la \
-	$(top_builddir)/src/libhydra/libhydra.la \
 	$(top_builddir)/src/libcharon/libcharon.la \
 	$(DLLIB)
 checksum_builder_LDFLAGS = -rpath '$(DESTDIR)$(ipseclibdir)'
@@ -17,7 +16,6 @@ CLEANFILES = checksum.c $(EXTRA_PROGRAMS)
 
 AM_CPPFLAGS = \
 	-I$(top_srcdir)/src/libstrongswan \
-	-I$(top_srcdir)/src/libhydra \
 	-I$(top_srcdir)/src/libcharon \
 	-DPLUGINDIR=\"${DESTDIR}${plugindir}\"
 
@@ -35,14 +33,6 @@ if !MONOLITHIC
   AM_CPPFLAGS += -DS_PLUGINS=\""${s_plugins}\""
 endif
 
-if USE_LIBHYDRA
-  deps += $(top_builddir)/src/libhydra/libhydra.la
-  libs += $(DESTDIR)$(ipseclibdir)/libhydra.so
-if !MONOLITHIC
-  AM_CPPFLAGS += -DH_PLUGINS=\""${h_plugins}\""
-endif
-endif
-
 if USE_LIBIPSEC
   deps += $(top_builddir)/src/libipsec/libipsec.la
   libs += $(DESTDIR)$(ipseclibdir)/libipsec.so

src/checksum/checksum_builder.c

@@ -19,7 +19,6 @@
 #include <dlfcn.h>
 
 #include <library.h>
-#include <hydra.h>
 #include <daemon.h>
 #include <collections/enumerator.h>
 
@@ -128,9 +127,8 @@ int main(int argc, char* argv[])
 {
 	int i;
 
-	/* forces link against libhydra/libcharon, imports symbols needed to
+	/* forces link against libcharon, imports symbols needed to
 	 * dlopen plugins */
-	hydra = NULL;
 	charon = NULL;
 
 	/* avoid confusing leak reports in build process */
@@ -159,9 +157,6 @@ int main(int argc, char* argv[])
 #ifdef S_PLUGINS
 	build_plugin_checksums(S_PLUGINS);
 #endif
-#ifdef H_PLUGINS
-	build_plugin_checksums(H_PLUGINS);
-#endif
 #ifdef T_PLUGINS
 	build_plugin_checksums(T_PLUGINS);
 #endif