hyzyla/macos-copy-on-write-dir.sh

Created August 3, 2026 21:14

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macos-copy-on-write-dir.sh

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macos-copy-on-write-dir.sh

cow_clonedir() { python3 -c "import ctypes,ctypes.util,sys,os;l=ctypes.CDLL(ctypes.util.find_library('System'),use_errno=True);sys.exit(0 if l.clonefile(sys.argv[1].encode(),sys.argv[2].encode(),0)==0 else os.strerror(ctypes.get_errno()))" "$1" "$2"; }

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