address PR comments

examples/cpp/CMakeLists.txt

@@ -1,15 +1,17 @@
 add_subdirectory(clock)
 add_subdirectory(custom_collection_adapter)
 add_subdirectory(dna)
-add_subdirectory(shared_recording)
 add_subdirectory(minimal)
+add_subdirectory(shared_recording)
 add_subdirectory(spawn_viewer)
+add_subdirectory(stdio)
 
 add_custom_target(examples)
 
 add_dependencies(examples example_clock)
 add_dependencies(examples example_custom_collection_adapter)
 add_dependencies(examples example_dna)
-add_dependencies(examples example_shared_recording)
 add_dependencies(examples example_minimal)
+add_dependencies(examples example_shared_recording)
 add_dependencies(examples example_spawn_viewer)
+add_dependencies(examples example_stdio)

examples/cpp/stdio/README.md

@@ -18,6 +18,7 @@ Demonstrates how to log data to standard output with the Rerun SDK, and then vis
 
 To build it from a checkout of the repository (requires a Rust toolchain):
 ```bash
-just cpp-build-examples
-echo 'hello from stdin!' | ./build/debug/examples/cpp/stdio/example_stdio | rerun -
+cmake .
+cmake --build . --target example_stdio
+echo 'hello from stdin!' | ./examples/cpp/stdio/example_stdio | rerun -
 ```

rerun_cpp/src/rerun/error.hpp

@@ -45,6 +45,7 @@ namespace rerun {
         _CategoryRecordingStream = 0x0000'0100,
         RecordingStreamCreationFailure,
         RecordingStreamSaveFailure,
+        RecordingStreamStdoutFailure,
         RecordingStreamSpawnFailure,
 
         // Arrow data processing errors.

rerun_cpp/src/rerun/recording_stream.hpp

@@ -182,6 +182,10 @@ namespace rerun {
         /// default back to `buffered` mode, in order not to break the user's terminal.
         ///
         /// This function returns immediately.
+        //
+        // NOTE: This should be called `stdout` like in other SDK, but turns out that `stdout` is a
+        // macro when compiling with msvc [1].
+        // [1]: https://learn.microsoft.com/en-us/cpp/c-runtime-library/stdin-stdout-stderr?view=msvc-170
         Error to_stdout() const;
 
         /// Initiates a flush the batching pipeline and waits for it to propagate.