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rc/sh/baks
2021-07-29 00:37:35 -07:00

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#!/usr/bin/env sh
# YES_ZSH
#SOURCING=$((SOURCING+1))
#. ~/sh/note # FIXME: don't do this?
#SOURCING=$((SOURCING-1))
baks() { # backup, timestamped
local ret=0
for fp; do
local now="$(date -u '+%y-%m-%d_%H-%M-%S')"
local bak="$fp.$now.bak"
if [ -s "$bak" ]; then
note "how in the hell?" "$bak" "already exists"
ret=1
fi
cp -p "$fp" "$bak" || ret=1
done
return $ret
}
[ "${SOURCING:-0}" -gt 0 ] || baks "$@"