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| The Korn Shell: Linux and Unix Shell Programming Manual (3rd Edition) (ISBN: 0201675234) |
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List Price: $44.95
Our Price: $44.95
Used Price: $20.14
Release Date: 05 January, 2001
Manufacturer: Addison Wesley Professional (Paperback)
Sales Rank: 120,706
Author: Anatole Olczak
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More Info
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File Testing
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2001-11-23 02:09:44
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sh
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Category: source:sh:files
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Description: An example of file testing with bash
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Platform: unix
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Author: detour
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Viewed: 4234
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Rating: 3.3/5 (12 votes)
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| If you have any questions about
this piece of code or still need help, try posting your question on the forum. |
#!/bin/bash
#
# File stats written by detour@metalshell.com
#
# Example of file testing with bash
#
# -O $file true if owned by EUID
# -G $file true if owned by EGID
# -e $file exists
# -z $file zero file
# -n $file nonzero file
# -r $file readable
# -w $file writeable
# -x $file executable
# -f $file plain file
# -d $file directory
# -L $file symbolic link
# -p $file named pipe or FIFO
# -S $file socket
# -b $file block special file
# -c $file character special file
# -u $file setuid
# -g $file setgid
# -k $file sticky
# -t $file true if opened to a tty
#
# http://www.metalshell.com/
#
echo -n "Enter the filename to test: "
read
if [ -e $REPLY ]; then
echo "## FILE STATUS OF $REPLY ##"
if [ -z $REPLY ]; then
echo "# File is empty."
fi
if [ -n $REPLY ]; then
echo "# File is not empty."
fi
if [ -r $REPLY ]; then
echo "# You have permission to read this file."
fi
if [ -w $REPLY ]; then
echo "# You have permission to write to this file."
fi
if [ -x $REPLY ]; then
echo "# You have permission to execute this file."
fi
if [ -f $REPLY ]; then
echo "# This is a plain file."
fi
if [ -d $REPLY ]; then
echo "# $REPLY is a directory"
fi
else
echo "File not found. Exiting."
exit 1
fi
exit 0
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