WebCode Explanation: The ‘$(…)’ is a command substitution that runs the command inside the parentheses and replaces the command with its output.; The ‘readlink -f $0’ returns the … WebDec 5, 2011 · Your script causes dirname path/to/script/../.. to be executed, outputting " path/to/script/.. ", which readlink refuses to canonicalize because constructs such as file/.. are invalid in Linux and the -f option requires all components to exist. ( readlink -m would work, since it does not check for existence of any path components.) Share
Bash 脚本目录路径,与当前/工作目录无关_Bash_Shell - 多多扣
WebApr 30, 2024 · Project for Java MVC Frameworks - Spring. Contribute to mpatronska/java-mvc-project development by creating an account on GitHub. WebLinux dirname command Following is the generic syntax of the dirname command: dirname [OPTION] NAME... Here's how the tool's man page describes it: Output each NAME with its last non-slash component and trailing slashes removed; if NAME contains no /'s, output '.' (meaning the current directory). happy monday baby meme
【shell】dirname $0和readlink用法_$(dirname $(readlink
WebThe directory the BASH script is located can be retrieved using dirname $0 like so: DIRECTORY=`dirname $0`. BUT note that this may be a relative path and not necessarily an absolute one, depending how the script is called. Take the following script, for example, which saves the directory name to a variable for later use, and then echos it: WebMar 5, 2024 · The first thing to look at to solve this problem is the $0 variable, used in Bash to store the first element of the command executed. Create a script called get_script_dir.sh in the directory /opt/scripts/: #!/bin/bash echo "$0" If we execute it: From the script directory (/opt/scripts/) Using the relative path from the parent directory /opt WebMar 21, 2024 · $ (readlink -f $0) returns the absolute path of $0, and $ (dirname $ (readlink -f $0)) returns the absolute path to the parent directory of $0 $ (dirname $0) returns a path to the parent of $0, whether the return is an absolute or relative path depending on if $0 is an absolute or relative path. challis berting