Don't install the libraries directly in lib/.

Instead use a subdirectory (prefix/lib/ipsec by default). Also moved the
plugins from libexec to a subdirectory of that dir.

configure.in

@@ -34,7 +34,8 @@ ARG_WITH_SUBST([strongswan-conf],    [${sysconfdir}/strongswan.conf], [set the s
 ARG_WITH_SUBST([resolv-conf],        [${sysconfdir}/resolv.conf], [set the file to use in DNS handler plugin])
 ARG_WITH_SUBST([piddir],             [/var/run], [set path for PID and UNIX socket files])
 ARG_WITH_SUBST([ipsecdir],           [${libexecdir%/}/ipsec], [set installation path for ipsec tools])
-ARG_WITH_SUBST([plugindir],          [${ipsecdir%/}/plugins], [set the installation path of plugins])
+ARG_WITH_SUBST([ipseclibdir],        [${libdir%/}/ipsec], [set installation path for ipsec libraries])
+ARG_WITH_SUBST([plugindir],          [${ipseclibdir%/}/plugins], [set the installation path of plugins])
 ARG_WITH_SUBST([nm-ca-dir],          [/usr/share/ca-certificates], [directory the NM plugin uses to look up trusted root certificates])
 ARG_WITH_SUBST([linux-headers],      [\${top_srcdir}/src/include], [set directory of linux header files to use])
 ARG_WITH_SUBST([routing-table],      [220], [set routing table to use for IPsec routes])

src/checksum/Makefile.am

@@ -1,4 +1,4 @@
-ipsec_LTLIBRARIES = libchecksum.la
+ipseclib_LTLIBRARIES = libchecksum.la
 noinst_PROGRAMS = checksum_builder
 
 nodist_libchecksum_la_SOURCES = checksum.c

src/dumm/Makefile.am

@@ -1,7 +1,7 @@
 EXTRA_DIST = ext/dumm.c ext/README \
   ext/lib/dumm.rb ext/lib/dumm/guest.rb
 
-lib_LTLIBRARIES = libdumm.la
+ipseclib_LTLIBRARIES = libdumm.la
 ipsec_PROGRAMS = dumm irdumm
 
 libdumm_la_SOURCES = dumm.c dumm.h guest.c guest.h iface.c iface.h \

src/libcharon/Makefile.am

@@ -1,4 +1,4 @@
-lib_LTLIBRARIES = libcharon.la
+ipseclib_LTLIBRARIES = libcharon.la
 
 libcharon_la_SOURCES = \
 bus/bus.c bus/bus.h \

src/libfast/Makefile.am

@@ -1,4 +1,4 @@
-lib_LTLIBRARIES = libfast.la
+ipseclib_LTLIBRARIES = libfast.la
 
 libfast_la_SOURCES = context.h dispatcher.c request.h session.h \
   controller.h dispatcher.h request.c session.c filter.h smtp.c smtp.h

src/libhydra/Makefile.am

@@ -1,4 +1,4 @@
-lib_LTLIBRARIES = libhydra.la
+ipseclib_LTLIBRARIES = libhydra.la
 
 libhydra_la_SOURCES = \
 hydra.c hydra.h \

src/libstrongswan/Makefile.am

@@ -1,4 +1,4 @@
-lib_LTLIBRARIES = libstrongswan.la
+ipseclib_LTLIBRARIES = libstrongswan.la
 
 libstrongswan_la_SOURCES = \
 library.c library.h \
@@ -80,6 +80,7 @@ libstrongswan_la_LIBADD = $(PTHREADLIB) $(DLLIB) $(BTLIB) $(SOCKLIB) $(RTLIB)
 INCLUDES = -I$(top_srcdir)/src/libstrongswan
 AM_CFLAGS = \
 -DIPSEC_DIR=\"${ipsecdir}\" \
+-DIPSEC_LIB_DIR=\"${ipseclibdir}\" \
 -DPLUGINDIR=\"${plugindir}\" \
 -DSTRONGSWAN_CONF=\"${strongswan_conf}\"
 

src/libstrongswan/library.c

@@ -27,7 +27,7 @@
 #include <utils/leak_detective.h>
 #endif
 
-#define CHECKSUM_LIBRARY IPSEC_DIR"/libchecksum.so"
+#define CHECKSUM_LIBRARY IPSEC_LIB_DIR"/libchecksum.so"
 
 typedef struct private_library_t private_library_t;