bugfix: fix compilation of basic simulator

- conf2uedata compilation was not properly started
- success/failure of compilation of UE and eNB
  was not handled properly

cmake_targets/build_oai

@@ -933,9 +933,11 @@ fi
   if [ "$BASIC_SIMULATOR" = "1" ]; then
     echo_info "Build basic simulator"
     [ "$CLEAN" = "1" ] && rm -rf $OPENAIR_DIR/cmake_targets/basic_simulator
+    [ "$CLEAN" = "1" ] && rm -rf $OPENAIR_DIR/cmake_targets/nas_sim_tools/build
     mkdir -p $OPENAIR_DIR/cmake_targets/basic_simulator
     mkdir -p $OPENAIR_DIR/cmake_targets/basic_simulator/enb
     mkdir -p $OPENAIR_DIR/cmake_targets/basic_simulator/ue
+    mkdir -p $OPENAIR_DIR/cmake_targets/nas_sim_tools/build
 
     # enb
 
@@ -962,6 +964,7 @@ fi
 
     echo_info "Build eNB"
     echo_info "logs are in $dlog/basic_simulator_enb.txt"
+    set +e
     {
       cd $OPENAIR_DIR/cmake_targets/basic_simulator/enb
       cmake .
@@ -969,11 +972,23 @@ fi
       ln -sf libtcp_bridge_oai.so liboai_device.so
       cd ../..
     } > $dlog/basic_simulator_enb.txt 2>&1
-    check_warnings "$dlog/basic_simulator_enb.txt"
+    set -e
+    if [ -s $OPENAIR_DIR/cmake_targets/basic_simulator/enb/lte-softmodem          -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/enb/libcoding.so           -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/enb/libparams_libconfig.so -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/enb/libtcp_bridge_oai.so ] ; then
+      echo_success "eNB compiled"
+      check_warnings "$dlog/basic_simulator_enb.txt"
+    else
+      echo_error "eNB compilation failed"
+      exit 1
+    fi
 
     # ue
 
     echo_info "Compile conf2uedata"
+    cd $OPENAIR_DIR/cmake_targets/nas_sim_tools/build
+    eval $CMAKE_CMD
     compilations \
         nas_sim_tools conf2uedata \
         conf2uedata $dbin/conf2uedata
@@ -1004,6 +1019,7 @@ fi
 
     echo_info "Build UE"
     echo_info "logs are in $dlog/basic_simulator_ue.txt"
+    set +e
     {
       cd $OPENAIR_DIR/cmake_targets/basic_simulator/ue
       cmake .
@@ -1011,7 +1027,17 @@ fi
       ln -sf libtcp_bridge_oai.so liboai_device.so
       cd ../..
     } > $dlog/basic_simulator_ue.txt 2>&1
-    check_warnings "$dlog/basic_simulator_ue.txt"
+    set -e
+    if [ -s $OPENAIR_DIR/cmake_targets/basic_simulator/ue/lte-uesoftmodem -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/ue/libcoding.so -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/ue/libparams_libconfig.so -a \
+         -s $OPENAIR_DIR/cmake_targets/basic_simulator/ue/libtcp_bridge_oai.so ] ; then
+      echo_success "UE compiled"
+      check_warnings "$dlog/basic_simulator_ue.txt"
+    else
+      echo_error "UE compilation failed"
+      exit 1
+    fi
 
     echo_info "Generate UE SIM data"
     $OPENAIR_DIR/targets/bin/conf2uedata -c $OPENAIR_DIR/openair3/NAS/TOOLS/ue_eurecom_test_sfr.conf -o $OPENAIR_DIR/cmake_targets/basic_simulator/ue