Initial commit

2022-12-20 12:05:21 -05:00 · 2022-12-20 12:05:21 -05:00 · 228e1c779f
commit 228e1c779f
28 changed files with 717 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,3 @@
+/target
+tags
+tags.*
--- a/Cargo.lock
+++ b/Cargo.lock
@ -0,0 +1,287 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "bitflags"
+version = "1.3.2"
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4d63b9e9c07271b9957ad22c173bae2a4d9a81127680962039296abcd2f8251d"
+dependencies = [
+ "bitflags",
+ "clap_lex",
+ "is-terminal",
+ "strsim",
+ "termcolor",
+]
+
+[[package]]
+name = "clap_complete"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+dependencies = [
+ "clap",
+]
+
+[[package]]
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+dependencies = [
+ "clap",
+ "clap_complete",
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+
+[[package]]
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+ "os_str_bytes",
+]
+
+[[package]]
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+ "clap",
+ "roff",
+]
+
+[[package]]
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+ "libc",
+ "winapi",
+]
+
+[[package]]
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+ "cc",
+ "libc",
+]
+
+[[package]]
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+ "libc",
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+
+[[package]]
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+ "libc",
+ "match_cfg",
+ "winapi",
+]
+
+[[package]]
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+ "libc",
+ "windows-sys",
+]
+
+[[package]]
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+dependencies = [
+ "hermit-abi",
+ "io-lifetimes",
+ "rustix",
+ "windows-sys",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
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+[[package]]
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+dependencies = [
+ "bitflags",
+ "errno",
+ "io-lifetimes",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
+[[package]]
+name = "shitbox"
+version = "0.1.0"
+dependencies = [
+ "clap",
+ "clap_complete",
+ "clap_complete_nushell",
+ "clap_mangen",
+ "hostname",
+]
+
+[[package]]
+name = "strsim"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+dependencies = [
+ "winapi-util",
+]
+
+[[package]]
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+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
+dependencies = [
+ "winapi",
+]
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
+dependencies = [
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
+
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
+
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
+
+[[package]]
+name = "windows_i686_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
+
+[[package]]
+name = "windows_i686_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
+
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
+
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
+
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.42.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -0,0 +1,13 @@
+[package]
+name = "shitbox"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+clap = "4.0.29"
+clap_complete = "4.0.6"
+clap_complete_nushell = "0.1.8"
+clap_mangen = "0.2.5"
+hostname = { version = "0.3", features = ["set"] }
--- a/src/cli.rs
+++ b/src/cli.rs
@ -0,0 +1,26 @@
+use crate::cmd::{bootstrap, echo, head, hostname, r#false, r#true};
+use clap::{value_parser, Arg, ArgAction, Command};
+
+pub fn run() {
+    let matches = Command::new("shitbox")
+        .about("The Harbor Freight multitool of embedded Linux")
+        .version(env!("CARGO_PKG_VERSION"))
+        .arg_required_else_help(true)
+        .subcommands([
+            bootstrap::cli(),
+            echo::cli(),
+            r#false::cli(),
+            head::cli(),
+            hostname::cli(),
+            r#true::cli(),
+        ])
+        .get_matches();
+    match matches.subcommand() {
+        Some(("echo", _matches)) => echo::run(),
+        Some(("false", _matches)) => r#false::run(),
+        Some(("head", matches)) => head::run(&matches),
+        Some(("hostname", matches)) => hostname::run(&matches),
+        Some(("true", _matches)) => r#true::run(),
+        _ => {}
+    }
+}
--- a/src/cmd/bootstrap/mod.rs
+++ b/src/cmd/bootstrap/mod.rs
@ -0,0 +1,69 @@
+use clap::{value_parser, Arg, ArgAction, ArgMatches, Command};
+
+pub fn cli() -> Command {
+    Command::new("bootstrap")
+        .version(env!("CARGO_PKG_VERSION"))
+        .author("Nathan Fisher")
+        .about("Install shitbox into the filesystem")
+        .long_about("Install symlinks, manpages and shell completions")
+        .args([
+            Arg::new("prefix")
+                .help("The directory path under which to install")
+                .short('p')
+                .long("prefix")
+                .num_args(1)
+                .default_value("/")
+                .required(false),
+            Arg::new("usr")
+                .help("Use /usr")
+                .long_help(
+                    "Split the installation so that some applets go into /bin | /sbin\n\
+                    while others are placed into /usr/bin | /usr/sbin",
+                )
+                .short('u')
+                .long("usr")
+                .default_value("true")
+                .value_parser(value_parser!(bool)),
+        ])
+        .subcommands([
+            Command::new("all").about("Install everything"),
+            Command::new("links")
+                .about("Install links for each applet")
+                .arg(
+                    Arg::new("soft")
+                        .help("Install soft links instead of hardlinks")
+                        .short('s')
+                        .long("soft"),
+                ),
+            Command::new("manpages")
+                .about("Install Unix man pages")
+                .alias("man"),
+            Command::new("completions")
+                .about("Install shell completions")
+                .alias("comp")
+                .args([
+                    Arg::new("all")
+                        .help("Install completions for all supported shells")
+                        .short('a')
+                        .long("all"),
+                    Arg::new("bash")
+                        .help("Bash shell completions")
+                        .short('b')
+                        .long("bash"),
+                    Arg::new("fish")
+                        .help("Fish shell completions")
+                        .short('f')
+                        .long("fish"),
+                    Arg::new("nu")
+                        .help("Nushell completions")
+                        .short('n')
+                        .long("nu"),
+                    Arg::new("pwsh")
+                        .help("PowerShell completions")
+                        .short('p')
+                        .long("pwsh"),
+                ]),
+        ])
+}
+
+pub fn run(matches: &ArgMatches) {}
--- a/src/cmd/cat/mod.rs
+++ b/src/cmd/cat/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/chmod/mod.rs
+++ b/src/cmd/chmod/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/cp/mod.rs
+++ b/src/cmd/cp/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/date/mod.rs
+++ b/src/cmd/date/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/dd/mod.rs
+++ b/src/cmd/dd/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/echo/mod.rs
+++ b/src/cmd/echo/mod.rs
@ -0,0 +1,41 @@
+use crate::Path;
+use clap::{Arg, Command};
+use std::env;
+
+pub const PATH: Path = Path::Bin;
+
+pub fn cli() -> Command {
+    Command::new("echo")
+        .about("Display a line of text")
+        .long_about("Echo the STRING(s) to standard output")
+        .version(env!("CARGO_PKG_VERSION"))
+        .author("Nathan Fisher")
+        .args([
+            Arg::new("inline")
+                .short('n')
+                .help("Do not output a trailing newline"),
+            Arg::new("STRING").num_args(1..),
+        ])
+}
+
+pub fn run() {
+    let args: Vec<String> = env::args().collect();
+    let idx = match crate::progname() {
+        Some(s) if s.as_str() == "echo" => 1,
+        Some(_) => 2,
+        None => unreachable!(),
+    };
+    let len = args.len();
+    let n = len > idx && args[idx] == "-n";
+    let i = if n { idx + 1 } else { idx };
+    for (index, arg) in args.iter().enumerate().skip(i) {
+        if index < len - 1 {
+            print!("{} ", arg);
+        } else {
+            print!("{}", arg);
+        }
+    }
+    if !n {
+        println!();
+    }
+}
--- a/src/cmd/false/mod.rs
+++ b/src/cmd/false/mod.rs
@ -0,0 +1,17 @@
+use clap::Command;
+use crate::Path;
+use std::process;
+
+pub const PATH: Path = Path::Bin;
+
+pub fn cli() -> Command {
+    Command::new("false")
+        .about("Does nothing unsuccessfully")
+        .long_about("Exit with a status code indicating failure")
+        .author("Nathan Fisher")
+        .version(env!("CARGO_PKG_VERSION"))
+}
+
+pub fn run() {
+    process::exit(1);
+}
--- a/src/cmd/getty/mod.rs
+++ b/src/cmd/getty/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/head/mod.rs
+++ b/src/cmd/head/mod.rs
@ -0,0 +1,112 @@
+use clap::{value_parser, Arg, ArgAction, ArgMatches, Command};
+use crate::Path;
+use std::fs;
+use std::io::{stdin, Read};
+use std::process;
+
+pub const PATH: Path = Path::Bin;
+
+pub fn cli() -> Command {
+    Command::new("head")
+        .version(env!("CARGO_PKG_VERSION"))
+        .author("Nathan Fisher")
+        .about("Display first lines of a file")
+        .long_about(
+            "Print the first 10 lines of each FILE to standard output.\n\
+            With more than one FILE, precede each with a header giving the file name.\n\
+            With no FILE, or when FILE is -, read standard input.\n\
+            Mandatory arguments to long options are mandatory for short options too."
+        )
+        .args([
+            Arg::new("FILES")
+                .help("The input file to use")
+                .num_args(1..),
+            Arg::new("BYTES")
+                .help("Count bytes instead of lines")
+                .short('c')
+                .long("bytes")
+                .action(ArgAction::SetTrue),
+      		Arg::new("QUIET")
+                .help("Disable printing a header. Overrides -c")
+                .short('q')
+                .long("quiet")
+                .action(ArgAction::SetTrue),
+    		Arg::new("HEADER")
+    		    .help("Each file is preceded by a header consisting of the string \"==> XXX <==\" where \"XXX\" is the name of the file.")
+    		    .short('v')
+    		    .long("verbose")
+                .action(ArgAction::SetTrue),
+            Arg::new("LINES")
+                .help("Count n number of lines (or bytes if -c is specified).")
+                .short('n')
+                .long("lines")
+                .default_value("10")
+                .value_parser(value_parser!(usize))
+                ])
+}
+
+fn head(file: &str, count: usize, header: bool, bytes: bool) {
+    let mut contents = String::new();
+    if file == "-" {
+        match stdin().read_to_string(&mut contents) {
+            Ok(_) => true,
+            Err(e) => {
+                eprintln!("head: {}", e);
+                process::exit(1);
+            }
+        };
+    } else {
+        let buf = fs::read_to_string(file);
+        contents = match buf {
+            Ok(c) => c,
+            Err(e) => {
+                eprintln!("head: {}", e);
+                process::exit(1);
+            }
+        };
+    }
+    if header {
+        println!("==> {} <==", file);
+    }
+    if bytes {
+        for (index, char) in contents.chars().into_iter().enumerate() {
+            if index < count {
+                print!("{}", char);
+            } else {
+                println!();
+                return;
+            }
+        }
+        println!();
+    } else {
+        for (index, line) in contents.lines().into_iter().enumerate() {
+            if index < count {
+                println!("{}", line);
+            } else {
+                return;
+            }
+        }
+    }
+}
+
+pub fn run(matches: &ArgMatches) {
+    let files = match matches.get_many::<String>("FILES") {
+        Some(c) => c.map(std::string::ToString::to_string).collect(),
+        None => vec!["-".to_string()],
+    };
+    let header = !matches.get_flag("QUIET") && { files.len() > 1 || matches.get_flag("HEADER") };
+    for (index, file) in files.into_iter().enumerate() {
+        if index == 1 && header {
+            println!();
+        }
+        head(
+            &file,
+            match matches.get_one("LINES") {
+                Some(c) => *c,
+                None => 10,
+            },
+            header,
+            matches.get_flag("BYTES"),
+        );
+    }
+}
--- a/src/cmd/hostname/mod.rs
+++ b/src/cmd/hostname/mod.rs
@ -0,0 +1,55 @@
+use clap::{Arg, Command, ArgMatches, ArgAction};
+use crate::Path;
+use std::{io, process};
+
+pub const PATH: Path = Path::Bin;
+
+pub fn cli() -> Command {
+    Command::new("hostname")
+        .version(env!("CARGO_PKG_VERSION"))
+        .author("The JeanG3nie <jeang3nie@hitchhiker-linux.org>")
+        .about("Prints the name of the current host. The super-user can set the host name by supplying an argument.")
+        .arg(
+            Arg::new("NAME")
+                .help("name to set")
+        )
+        .arg(
+            Arg::new("STRIP")
+                .help("Removes any domain information from the printed name.")
+                .short('s')
+                .long("strip")
+                .action(ArgAction::SetTrue)
+        )
+}
+
+pub fn run(matches: &ArgMatches) {
+    if let Some(name) = matches.get_one::<String>("NAME") {
+        if let Err(e) = hostname::set(name) {
+            eprintln!("{e}");
+            process::exit(1);
+        }
+    } else {
+        match hostname::get() {
+            Ok(hostname) => {
+                if matches.get_flag("STRIP") {
+                    println!(
+                        "{}",
+                        match hostname.to_string_lossy().split('.').next() {
+                            Some(c) => c,
+                            None => {
+                                eprintln!("hostname: missing operand");
+                                process::exit(1);
+                            }
+                        }
+                    );
+                } else {
+                    println!("{}", hostname.to_string_lossy());
+                }
+            }
+            Err(e) => {
+                eprintln!("{e}");
+                process::exit(1);
+            }
+        }
+    }
+}
--- a/src/cmd/ln/mod.rs
+++ b/src/cmd/ln/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/ls/mod.rs
+++ b/src/cmd/ls/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/mod.rs
+++ b/src/cmd/mod.rs
@ -0,0 +1,21 @@
+pub mod bootstrap;
+mod cat;
+mod chmod;
+mod cp;
+mod date;
+mod dd;
+pub mod echo;
+pub mod r#false;
+mod getty;
+pub mod head;
+pub mod hostname;
+mod ln;
+mod ls;
+mod mountpoint;
+mod mv;
+mod pwd;
+mod rm;
+mod rmdir;
+mod sleep;
+mod sync;
+pub mod r#true;
--- a/src/cmd/mountpoint/mod.rs
+++ b/src/cmd/mountpoint/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/mv/mod.rs
+++ b/src/cmd/mv/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/pwd/mod.rs
+++ b/src/cmd/pwd/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/rm/mod.rs
+++ b/src/cmd/rm/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/rmdir/mod.rs
+++ b/src/cmd/rmdir/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/sleep/mod.rs
+++ b/src/cmd/sleep/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/sync/mod.rs
+++ b/src/cmd/sync/mod.rs
@ -0,0 +1 @@
+
--- a/src/cmd/true/mod.rs
+++ b/src/cmd/true/mod.rs
@ -0,0 +1,17 @@
+use clap::Command;
+use crate::Path;
+use std::process;
+
+pub const PATH: Path = Path::Bin;
+
+pub fn cli() -> Command {
+    Command::new("true")
+        .about("Does nothing successfully")
+        .long_about("Exit with a status code indicating success")
+        .version(env!("CARGO_PKG_VERSION"))
+        .author("Nathan Fisher")
+}
+
+pub fn run() {
+    process::exit(0);
+}
--- a/src/lib.rs
+++ b/src/lib.rs
@ -0,0 +1,38 @@
+#![warn(clippy::all, clippy::pedantic)]
+use std::{env, path::PathBuf, string::ToString};
+
+mod cli;
+pub mod cmd;
+
+pub enum Path {
+    Bin,
+    Sbin,
+    UsrBin,
+    UsrSbin,
+}
+
+#[must_use]
+pub fn progname() -> Option<String> {
+    env::args()
+        .next()
+        .and_then(|x| {
+            PathBuf::from(x)
+                .file_name()
+                .map(|x| x.to_str().map(ToString::to_string))
+        })
+        .flatten()
+}
+
+pub fn run() {
+    if let Some(progname) = progname() {
+        match progname.as_str() {
+            "echo" => cmd::echo::run(),
+            "false" => cmd::r#false::run(),
+            "head" => cmd::head::run(&cmd::head::cli().get_matches()),
+            "hostname" => cmd::hostname::run(&cmd::hostname::cli().get_matches()),
+            "true" => cmd::r#true::run(),
+            "shitbox" => cli::run(),
+            _ => unimplemented!(),
+        }
+    }
+}
--- a/src/main.rs
+++ b/src/main.rs
@ -0,0 +1,3 @@
+fn main() {
+    shitbox::run();
+}