EXCH(1) EXCH(1) exch - exch oldpath newpath exch atomically exchanges oldpath and newpath. exch is a simple command wrapping RENAME_EXCHANGE of renameat2 system call. -h, --help . -V, --version Display version and exit. exch has the following exit status values: 0 1 Masatake YAMATO renameat2(2) For bug reports, use the issue tracker . exch Linux Kernel Archive util-linux . util-linux 2.41 2025-03-29 EXCH(1)