scripts/file_utils/mvparent.sh

#!/bin/sh
#
# mvparent.sh, Copyright © 2007, 2010 Matteo Cypriani
#
# This program is free software. It comes without any warranty, to
# the extent permitted by applicable law. You can redistribute it
# and/or modify it under the terms of the Do What The Fuck You Want
# To Public License, Version 2, as published by Sam Hocevar. See
# http://sam.zoy.org/wtfpl/COPYING for more details.
#
# Moves the contents of the given directory into its parent directory.

if [ $# -lt 1 ] ; then
    echo "Usage: `basename $0` DIRECTORY [DIRECTORY [...]]" >&2
    exit 1
fi

while [ "$1" != "" ] ; do
    REP="$1"
    shift

    if [ ! -d "$REP" ] ; then
        echo "Warning! \"$REP\" is not a directory: ignoring." >&2
        continue
    fi

    TARGET=$(basename "$REP")
    REP=$dirname "$REP")

    if [ "$TARGET" = "." -o "$TARGET" = ".." ] ; then
        echo "Target cannot end by « . » or « .. »!" >&2
        exit 2
    fi

    echo "Moving the contents of « $REP/$TARGET » into « $REP »..." >&2

    cd "$REP"

    if [ "$(echo "$TARGET"/*)" != "$TARGET/*" ] ; then
        mv -n "$TARGET"/* .
    fi

    if [ "$(echo "$TARGET"/.[!.]*)" != "$TARGET/.[!.]*" ] ; then
        mv -n "$TARGET"/.[!.]* .
    fi

    rmdir "$TARGET"
done

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