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#!/bin/sh -e
# Portable install version that supports -D -m and -t
# We have our own extension flag -s for running sed on the given files while
# installing.
usage() {
printf '%s\n' "usage: $0 [-D] [-m mode] [-s sedcmd] source dest" \
" or: $0 [-D] [-m mode] [-s sedcmd] [-t dir] [source...]" >&2
exit 0
}
die() { printf '%s\n' "$@" >&2; exit 1;}
sed=''
mkdirp=''
target=''
mode=''
REST=''
while getopts 'Dm:s:t:h' opt; do
case $opt in
D) mkdirp=1 ;;
s) sed=$OPTARG ;;
t) target=$OPTARG ;;
m) mode=$OPTARG ;;
h)
usage
exit 0
;;
'?') exit 1
esac
done
shift "$((OPTIND - 1))"
if [ "$target" ]; then
[ "$mkdirp" ] || [ -d "$target" ] || die "$target doesn't exist"
mkdir -p "$target"
for arg; do
[ -d "$target/${arg##*/}" ] && die "$target/${arg##*/} is a directory"
if [ "$sed" ]; then
sed "$sed" < "$arg" > "$target/${arg##*/}"
else
cp "$arg" "$target"
fi
# Most implementations set the mode to 0755 by default when -t is set.
chmod "${mode:=0755}" "$target/${arg##*/}"
done
else
case "$2" in */*) [ "$mkdirp" ] || [ -d "${2%/*}" ] || die "${2%/*} doesn't exist"
mkdir -p "${2%/*}"
esac
[ -d "$2" ] && die "$2 is a directory"
if [ "$sed" ]; then sed "$sed" < "$1" > "$2"; else cp "$1" "$2"; fi
chmod "${mode:=0755}" "$2"
fi
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