From 67c880f59561f0ecd9fa72987069f1fc60a7eb52 Mon Sep 17 00:00:00 2001
From: Axel Huebl <axel.huebl@plasma.ninja>
Date: Sun, 26 Mar 2023 00:51:06 -0700
Subject: [PATCH] Add Missing Exports/Symbol Linkage

---
 CMakeLists.txt                               | 4 ++++
 include/openPMD/IO/AbstractIOHandlerImpl.hpp | 3 ++-
 include/openPMD/auxiliary/JSON_internal.hpp  | 3 ++-
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index d737552e65..e8a4dd18a8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -543,13 +543,17 @@ set(IO_SOURCE
         src/IO/InvalidatableFile.cpp)
 set(IO_ADIOS1_SEQUENTIAL_SOURCE
         src/auxiliary/Filesystem.cpp
+        src/auxiliary/JSON.cpp
         src/ChunkInfo.cpp
+        src/Error.cpp
         src/IO/ADIOS/CommonADIOS1IOHandler.cpp
         src/IO/ADIOS/ADIOS1IOHandler.cpp
         src/IO/IOTask.cpp)
 set(IO_ADIOS1_SOURCE
         src/auxiliary/Filesystem.cpp
+        src/auxiliary/JSON.cpp
         src/ChunkInfo.cpp
+        src/Error.cpp
         src/IO/ADIOS/CommonADIOS1IOHandler.cpp
         src/IO/ADIOS/ParallelADIOS1IOHandler.cpp
         src/IO/IOTask.cpp)
diff --git a/include/openPMD/IO/AbstractIOHandlerImpl.hpp b/include/openPMD/IO/AbstractIOHandlerImpl.hpp
index f382a73258..c7202117b3 100644
--- a/include/openPMD/IO/AbstractIOHandlerImpl.hpp
+++ b/include/openPMD/IO/AbstractIOHandlerImpl.hpp
@@ -23,6 +23,7 @@
 #include "openPMD/IO/AbstractIOHandler.hpp"
 #include "openPMD/IO/IOTask.hpp"
 #include "openPMD/auxiliary/DerefDynamicCast.hpp"
+#include "openPMD/auxiliary/Export.hpp"
 
 #include <future>
 #include <iostream>
@@ -569,7 +570,7 @@ class AbstractIOHandlerImpl
      * Using the default implementation (which copies the abstractFilePath
      * into the current writable) should be enough for all backends.
      */
-    void
+    OPENPMDAPI_EXPORT void
     keepSynchronous(Writable *, Parameter<Operation::KEEP_SYNCHRONOUS> param);
 
     /** Notify the backend that the Writable has been / will be deallocated.
diff --git a/include/openPMD/auxiliary/JSON_internal.hpp b/include/openPMD/auxiliary/JSON_internal.hpp
index e865ddc7de..8de3d3fa15 100644
--- a/include/openPMD/auxiliary/JSON_internal.hpp
+++ b/include/openPMD/auxiliary/JSON_internal.hpp
@@ -21,6 +21,7 @@
 
 #pragma once
 
+#include "openPMD/auxiliary/Export.hpp"
 #include "openPMD/config.hpp"
 
 #include <nlohmann/json.hpp>
@@ -64,7 +65,7 @@ namespace json
      * declare keys read manually.
      *
      */
-    class TracingJSON
+    class OPENPMDAPI_EXPORT TracingJSON
     {
     public:
         TracingJSON();