§ commands

9 verbs.
zero magic.

every action in bcmr is a command you can type, pipe, alias, and commit to your shell history. below is the full surface — grouped, searchable, each entry self-introspectable via --help or --json.

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core

shell

system

command

bcmr copy

$ bcmr copy <sources>... <destination>

stablecore

copy files or directories with blake3 verification; src and dst may be local or ssh.

usage

zsh · bcmr 0.6.0

flags

flag	type	default	description
`-r, --recursive`	bool	false	recursively copy directories
`-p, --preserve`	bool	false	preserve permissions and timestamps
`-f, --force`	bool	false	overwrite existing files
`-y, --yes`	bool	false	skip overwrite confirmation prompt
`-v, --verbose`	bool	false	explain what is being done
`-e, --exclude`	regex...	—	exclude paths matching regex (repeatable)
`-n, --dry-run`	bool	false	preview without making changes
`-V, --verify`	bool	false	recompute blake3 after copy
`-C, --resume`	bool	false	resume interrupted copy (size + mtime check)
`-s, --strict`	bool	false	strict blake3 partial-hash resume
`-a, --append`	bool	false	append if dst smaller (size check only)
`--sync`	bool	false	fsync after copy
`--reflink`	auto\|force\|disable	auto	copy-on-write mode
`--sparse`	auto\|force\|disable	auto	sparse file handling
`-P, --parallel <N>`	int	config	parallel ssh transfers for remote copy
`-j, --jobs <N>`	int	min(CPU,8)	max concurrent local file copies
`--compress`	auto\|zstd\|lz4\|none	auto	remote-wire compression
`--fast`	bool	false	remote only: skip server-side blake3; linux splice(2)