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Previously if the extension of the file to be searched for was not in the list of executable extensions (env var `PATHEXT`), the original file name would not be searched. E.g. `script.py` would result in `script.py.EXE`, `script.py.COM`, and so on to be searched. This change prepends the original file to the search list if it already has a file extension so that the unmodified filename will be searched aswell.
which
A Rust equivalent of Unix command "which". Locate installed executable in cross platforms.
Support platforms
- Linux
- Windows
- macOS
Examples
-
To find which rustc executable binary is using.
use which::which; let result = which("rustc").unwrap(); assert_eq!(result, PathBuf::from("/usr/bin/rustc"));
-
After enabling the
regexfeature, find all cargo subcommand executables on the path:use which::which_re; which_re(Regex::new("^cargo-.*").unwrap()).unwrap() .for_each(|pth| println!("{}", pth.to_string_lossy()));
Documentation
The documentation is available online.
Description
提供查找可执行文件或库的路径的支持,可以在程序中查找指定可执行文件或库的路径。 | A Rust library that provides support for finding the path to an executable in the system's PATH.
Languages
Rust
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