1# core_io 2 3`std::io` with all the parts that don't work in core removed. 4 5## Adding new nightly versions 6 7First, make sure the commit you want to add is fetch in the git tree at 8`/your/rust/dir/.git`. Then, import the right source files: 9 10``` 11$ echo FULL_COMMIT_ID ...|GIT_DIR=/your/rust/dir/.git ./build-src.sh 12``` 13 14Instead of echoing in the commit IDs, you might pipe in `rustc-commit-db 15list-valid`. 16 17The build-src script will prompt you to create patches for new commits. 18