fixed use of wrong HAVE_ for memory streams, improved error handling

CMakeLists.txt

@@ -8,6 +8,10 @@ include(CheckIncludeFileCXX)
 include(CheckIncludeFiles)
 include(CMakePrintHelpers)
 
+add_library(cdolib)
+add_library(operators)
+add_executable(cdo)
+
 # --- Language Standards
 set(CMAKE_C_STANDARD 11)
 set(CMAKE_CXX_STANDARD 20)
@@ -21,9 +25,9 @@ configure_file (
   "${PROJECT_SOURCE_DIR}/cmake/cdo_config_features.h.in"
   "${PROJECT_BINARY_DIR}/src/cdo_config_features.h"
 )
-# --- Other compile definitions currently required TEMP 
-list(APPEND cdo_compile_definitions 
-  restrict= 
+# --- Other compile definitions currently required TEMP
+list(APPEND cdo_compile_definitions
+  restrict=
   CDI_SIZE_TYPE=size_t #size type for cdi, in cdo its size_t
   YAC_FOR_CDO
   HAVE_CONFIG_H=1
@@ -83,6 +87,8 @@ find_package(netCDF 4.0 REQUIRED)
 if (TARGET netCDF::netcdf)
   message(DEBUG "Checking for netCDF_HAS_NC4 flag equal 'yes' : flag is: ${netCDF_HAS_NC4}")
   list(APPEND cdo_compile_definitions HAVE_NETCDF=${netCDF_FOUND})
+  list(APPEND cdo_compile_definitions HAVE_LIBNETCDF=${netCDF_FOUND})
+  list(APPEND cdo_compile_definitions HAVE_NETCDF4=${netCDF_FOUND})
 else()
   message(WARNING "Netcdf not found, compiling without netcdf")
 endif ()
@@ -98,6 +104,7 @@ if(CMOR_ROOT)
   find_package(CMOR)
   if(TARGET CMOR::CMOR)
     list(APPEND cdo_compile_definitions "HAVE_LIBCMOR=1")
+    target_link_libraries(operators PUBLIC CMOR::CMOR Uuid::uuid json-c Udunits)
   endif()
 endif()
 #  ----------------------------------------------------------------------

src/process.cc

@@ -14,7 +14,7 @@
 #include <pthread.h>
 #endif
 
-#ifdef HAVE_LIBNETCDF
+#ifdef HAVE_NETCDF
 #include <netcdf.h>
 #include <netcdf_mem.h>
 #endif
@@ -306,7 +306,7 @@ Process::create_output()
 {
   int ncid = -1;
 
-#ifdef HAVE_LIBNETCDF
+#ifdef HAVE_NETCDF
   if (auto retVal = nc_create_mem("test_name", 0, 4096, &ncid))
     {
       printf("Error: %s\n", nc_strerror(retVal));
@@ -316,10 +316,14 @@ Process::create_output()
 
   int streamID = streamOpenWriteNCMem(ncid);
 #else
-  int streamID = -1;
+  int streamID = -100103;
 #endif
 
-  if (streamID < 0) { throw std::runtime_error("ERROR: could not open stream from memory"); }
+
+      std::stringstream ss = std::stringstream();
+      ss << "ERROR: could not open output stream to memory: errcode: ";
+      ss << std::to_string(streamID);
+  if (streamID < 0) { throw std::runtime_error(ss.str());}
   return { ncid, streamID };
 }