If libgcrypt is not found, disable memcached entirely

That's because we need wrbuf_sha1_write / wrbuf_sha1_puts when we
use memcached.

diff --git a/configure.ac b/configure.ac
index b0aa173..872facd 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -82,7 +82,7 @@ fi
 dnl ------ memcached
 memcached=default
 AC_ARG_WITH([memcached], [  --with-memcached        Memcached library], [memcached=$withval])
 dnl ------ memcached
 memcached=default
 AC_ARG_WITH([memcached], [  --with-memcached        Memcached library], [memcached=$withval])

-if test "$memcached" != "no"; then
+if test "$memcached" != "no" -a -n "$libgcryptversion"; then

     AC_CHECK_LIB([memcached],[memcached_get])
     if test "$ac_cv_lib_memcached_memcached_get" = "yes"; then
        AC_CHECK_HEADERS([libmemcached/memcached.h])
     AC_CHECK_LIB([memcached],[memcached_get])
     if test "$ac_cv_lib_memcached_memcached_get" = "yes"; then
        AC_CHECK_HEADERS([libmemcached/memcached.h])