DuckDuckWhale
9736e73c8e
- Setup: add Fedora guides, Signal, Dynamic Desktop, and Flatseal
- Shells: fix $() on older fish versions and unalias batcat on Fedora
- Auto:
- Detect git dependency
- Add .clang-format for C/C++ family
- Add full-setup script
- Helix: update to 24.03, add text width, rulers, and fix reflow
- Rust: fix fish env
- Starship: fix config path
- System: rename mac fnmode scripts and update sshd_config
114 lines
3.3 KiB
Rust
Executable File
114 lines
3.3 KiB
Rust
Executable File
#!/usr/bin/env rust-script
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//! ```cargo
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//! [dependencies]
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//! anyhow = "1.0.75"
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//! dirs = "5.0.1"
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//! ```
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use anyhow::{anyhow, bail, Context};
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use std::{
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fs::{self, File},
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io::{BufRead, BufReader, ErrorKind},
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};
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const ENV: &str = r#". "$HOME/.cargo/env""#;
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// until the release of https://github.com/rust-lang/rustup/pull/3506/files
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const ENV_FISH: &str = r#"set -x PATH "$HOME/.cargo/bin" $PATH"#;
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fn main() -> anyhow::Result<()> {
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let home = dirs::home_dir().context("can't find home directory")?;
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let mut login_path = home.clone();
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login_path.push(".bash_login");
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let login = match File::open(&login_path) {
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Ok(file) => {
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let login = BufReader::new(file);
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let mut skip = false;
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let mut new_login = String::new();
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let mut removed = false;
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let mut added = false;
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for line in login.lines() {
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let line = line.context("failed to read line in ~/.bash_login")?;
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if line.is_empty() && skip {
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continue;
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}
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skip = line.is_empty();
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if line == ENV {
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removed = true;
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} else {
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new_login.push_str(&line);
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new_login.push('\n');
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}
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if line == "# custom" && !added {
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added = true;
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new_login.push('\n');
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new_login.push_str(ENV);
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new_login.push_str("\n\n");
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skip = true;
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}
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}
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if removed && !added {
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bail!("would remove \"{ENV}\" and not add it back");
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}
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new_login.trim().to_owned() + "\n"
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}
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Err(e) if e.kind() == ErrorKind::NotFound => format!("# custom\n\n{ENV}\n"),
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Err(e) => bail!(anyhow!(e).context("failed to read ~/.bash_login")),
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};
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fs::write(login_path, &login).context("failed to write new ~/.bash_login")?;
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let mut bashrc_path = home.clone();
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bashrc_path.push(".bashrc");
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let bashrc = match File::open(&bashrc_path) {
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Ok(file) => {
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let bashrc = BufReader::new(file);
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let mut skip = false;
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let mut new_bashrc = String::new();
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for line in bashrc.lines() {
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let line = line.context("failed to read line in ~/.bashrc")?;
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if line.is_empty() && skip {
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continue;
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}
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skip = line.is_empty();
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if line != ENV {
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new_bashrc.push_str(&line);
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new_bashrc.push('\n');
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}
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}
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new_bashrc.trim().to_owned() + "\n"
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}
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Err(e) if e.kind() == ErrorKind::NotFound => "# custom\n".to_owned(),
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Err(e) => bail!(anyhow!(e).context("failed to read ~/.bashrc")),
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};
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fs::write(bashrc_path, &bashrc).context("failed to write new ~/.bashrc")?;
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let mut config_fish_path = dirs::config_dir().context("can't find config directory")?;
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config_fish_path.push("fish");
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fs::create_dir_all(&config_fish_path)?;
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config_fish_path.push("config.fish");
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let config_fish = match File::open(&config_fish_path) {
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Ok(file) => {
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let config_fish = BufReader::new(file);
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let mut skip = false;
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let mut new_config_fish = String::new();
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for line in config_fish.lines() {
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let line = line.context("failed to read line in config.fish")?;
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if line.is_empty() && skip {
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continue;
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}
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skip = line.is_empty();
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if line != ENV_FISH {
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new_config_fish.push_str(&line);
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new_config_fish.push('\n');
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}
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}
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new_config_fish.trim().to_owned() + "\n"
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}
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Err(e) if e.kind() == ErrorKind::NotFound => String::new(),
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Err(e) => bail!(anyhow!(e).context("failed to read config.fish")),
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};
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fs::write(config_fish_path, &config_fish).context("failed to write new config.fish")?;
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Ok(())
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}
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