Makefile.am fix for manual build linking issue. Bug fix in kvgroup-client for...

Makefile.am fix for manual build linking issue. Bug fix in kvgroup-client for addr_str size argument to margo_addr_to_string. The size is in/out so need to be careful in the loop.

Makefile.am

@@ -71,7 +71,7 @@ test_test_mpi_LDFLAGS = -Llib -lkvclient -lkvserver -lssg -lboost_filesystem -lb
 test_test_mpi_group_SOURCES = test/test-mpi-group.cc
 test_test_mpi_group_CPPFLAGS = ${CPPFLAGS} -I${srcdir}/src
 test_test_mpi_group_DEPENDENCIES = lib/libkvgroupserver.la lib/libkvgroupclient.la lib/libkvserver.la lib/libkvclient.la
-test_test_mpi_group_LDFLAGS = -Llib -lkvgroupserver -lkvgroupclient -lkvclient -lkvserver -lssg -lch-placement -lleveldb -ldb_cxx -lboost_filesystem -lboost_system
+test_test_mpi_group_LDFLAGS = -Llib -lkvgroupserver -lkvgroupclient -lkvclient -lkvserver -lssg -lch-placement -lboost_filesystem -lboost_system
 
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = maint/kv-server.pc \

README.build

@@ -5,7 +5,7 @@ To Build:
   On Darwin, run configure like this:
     With BwTree: ./configure CC=mpicc CXX=mpicxx --prefix=$HOME/mochi --enable-bwtree
     With BerkeleyDB: ./configure CC=mpicc CXX=mpicxx --prefix=$HOME/mochi --enable-berkeleydb
-    With LevelDB: ./configure CC=mpicc CXX=mpicxx --prefix=$HOME/mochi --enable-leveldb
+    With LevelDB: ./configure CC=mpicc CXX=mpicxx LDFLAGS="`pkg-config --libs leveldb`" --prefix=$HOME/mochi --enable-leveldb
 
   On Cori, run configure like this:
     With BwTree: ./configure CC=cc CXX=CC LDFLAGS="-dynamic -latomic" --prefix=$HOME/mochi --enable-bwtree

src/kvgroup-client.cc

@@ -49,8 +49,9 @@ hg_return_t kvgroup_open(kvgroup_context_t *context, const char *db_name)
     context->kv_context[i] = kv_client_register(context->mid);
     assert(context->kv_context[i] != NULL);
     hg_addr_t server_addr = ssg_get_addr(context->gid, i);
+    hg_size_t str_size = addr_str_sz;
     // turn server_addr into string
-    ret = margo_addr_to_string(context->mid, addr_str, &addr_str_sz, server_addr);
+    ret = margo_addr_to_string(context->mid, addr_str, &str_size, server_addr);
     assert(ret == HG_SUCCESS);
     margo_addr_free(context->mid, server_addr);
     std::string server_dbname = basepath + separator + std::string("kvdb.") + std::to_string(i)