WebShell Script to Check File or Directory. Linux shell script allows users to check and determine if the user input is a file or a directory. To achieve this we are using operators -f and -d. vi check_file_directory. sh # ! / bin / bash echo "Enter the file name: "read file if ... WebNov 23, 2010 · the dot in find . means "the current dir you are in" so if your script does some cd , then your find command may be launched in a directory that does not contain any files you are looking for. Please show us the full code of your script, and your operating system version (use command uname -a)
Shell Script to Perform Operations on a File - GeeksforGeeks
WebMay 12, 2015 · You can use grep to determine if find found something: read -r a if find . -maxdepth 1 -name "$a" -print -quit grep -q . then echo "You found the file" else echo "You haven't found the file" fi Quitting after the first match ( -print -quit) should improve performance, as Eliah has noted. Webwc -c "$filename" awk ' {print $1}' The problem with wc is that it'll add the filename and indent the output. For example: $ wc -c somefile.txt 1160 somefile.txt If you would like to avoid chaining a full interpreted language or stream editor just to get a file size count, just redirect the input from the file so that wc never sees the filename: one handed keyboard with thumb stick
Introduction to Linux Shell and Shell Scripting
WebApr 4, 2024 · If you want to look for all files that end in -gcc in the current directory it should be: $ find . -type f -name "*-gcc" To save output of find to GCC_VERSION use process substitution: $ GCC_VERSION=$ (find . -type f -name "*-gcc") Notice that you may have more than one file that ends in -gcc so enclose a variable name in a double quote: WebScript 1: Find duplicate files using shell script The script template is taken from bash cookbook. I have modified the script to prompt the user before removing any duplicate file. This can help decide the user as which file out of the duplicates he/she wishes to delete. WebFeb 3, 2024 · Reading Lines From a File: The One-Liner. In Bash, you can use a while loop on the command line to read each line of text from a file and do something with it. Our text file is called “data.txt.” It holds a list of the months of the year. January February March . . October November December. Our simple one-liner is: one handed keyboard razer