redox_installer 0.2.42

A Redox filesystem builder
Documentation 
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use std::fmt::Display;

#[derive(Clone, Debug, Default, Deserialize, Serialize)]
pub struct FileConfig {
    pub path: String,
    pub data: String,
    #[serde(default)]
    pub symlink: bool,
    #[serde(default)]
    pub directory: bool,
    pub mode: Option<u32>,
    pub uid: Option<u32>,
    pub gid: Option<u32>,
    #[serde(default)]
    pub recursive_chown: bool,
    #[serde(default)]
    pub postinstall: bool,
}

impl FileConfig {
    pub fn new_file(path: String, data: String) -> FileConfig {
        FileConfig {
            path,
            data,
            ..Default::default()
        }
    }

    pub fn new_directory(path: String) -> FileConfig {
        FileConfig {
            path,
            data: String::new(),
            directory: true,
            ..Default::default()
        }
    }

    pub fn with_mod(&mut self, mode: u32, uid: u32, gid: u32) -> &mut FileConfig {
        self.mode = Some(mode);
        self.uid = Some(uid);
        self.gid = Some(gid);
        self
    }

    pub fn with_recursive_mod(&mut self, mode: u32, uid: u32, gid: u32) -> &mut FileConfig {
        self.with_mod(mode, uid, gid);
        self.recursive_chown = true;
        self
    }
}

impl Display for FileConfig {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}", self.path)?;
        if self.symlink {
            write!(f, " -> {}", self.data)?;
        } else if self.directory {
            write!(f, " type=dir")?;
            if self.recursive_chown {
                write!(f, " chown=yes")?;
            }
        } else {
            write!(
                f,
                " size={}B",
                arg_parser::to_human_readable_string(self.data.len() as u64)
            )?;
            if self.postinstall {
                write!(f, "!")?;
            }
        }
        if let Some(uid) = self.uid {
            write!(f, " uid={}", uid)?;
        }
        if let Some(uid) = self.uid {
            write!(f, " gid={}", uid)?;
        }
        if let Some(mode) = self.mode {
            write!(f, " mode={:3o}", mode)?;
        }
        Ok(())
    }
}