关于bash：如何将文件传递给处理文件夹的脚本

How to pass files to a script that processes folders

所以我有了这个bash脚本，它将重命名当前目录中的所有文件。我需要帮助修改它，这样我只能指定某些将被重命名的文件，但仍然可以将其传递到目录。我对bash不太熟悉，所以对我来说很困惑。

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#!/bin/bash

#
# Filename: rename.sh
# Description: Renames files and folders to lowercase recursively
# from the current directory
# Variables: Source = x
# Destination = y

#
# Rename all directories. This will need to be done first.
#

# Process each directory’s contents before the directory itself
for x in `find * -depth -type d`;
do

# Translate Caps to Small letters
y=$(echo $x | tr '[A-Z]' '[a-z]');

# check if directory exits
if [ ! -d $y ]; then
mkdir -p $y;
fi

# check if the source and destination is the same
if ["$x" !="$y" ]; then

# check if there are files in the directory
# before moving it
if [ $(ls"$x") ]; then
mv $x/* $y;
fi
rmdir $x;

fi

done

#
# Rename all files
#
for x in `find * -type f`;
do
# Translate Caps to Small letters
y=$(echo $x | tr '[A-Z]' '[a-z]');
if ["$x" !="$y" ]; then
mv $x $y;
fi
done

exit 0