Add: Init system support.

Author: 0l3d

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "ffetch"
-version = "0.3.1"
+version = "0.3.2"
 authors = ["0l3d <0l3dgit@gmail.com>"]
 edition = "2021"
 description = "Fast, minimal & Rust-powered system fetcher"

README.md

@@ -75,6 +75,18 @@ At its core, it works simply and the codebase is easy to understand. 💡
 
 - `getLocale`  
   Returns your system **locale** (e.g., `en_US`).
+  
+- `getTerm`  
+  Returns your **terminal emulator**. 
+
+- `getBackend`  
+  Returns your **windowing system**.
+  
+- `getInit`  
+  Returns your system **init** (e.g, `runit-init`).
+
+- `getQT` or `getGTK`  
+  Returns your theme from environment variables.
 
 # F-Fetch Style ANSI Color Codes Reference
 

src/ffetch.rs

@@ -1,7 +1,7 @@
 use display_info::DisplayInfo;
 use lazy_static::lazy_static;
 use regex::Regex;
-use std::{env, fs::read_to_string, process::Command};
+use std::{env, fs::{read_to_string, read_link, metadata}, process::Command};
 use which::which;
 
 lazy_static! {
@@ -46,6 +46,39 @@ pub fn get_kernel_version() -> String {
     kernel_result_full[2].to_string()
 }
 
+/// Gets the system init system
+/// # Returns
+///
+/// Returns a `String` containing the init system name (e.g., "runit-init").
+///
+/// # Panics
+///
+/// A specific panic setting was not added, it could be because it cannot find file if it is panic.
+///
+/// # Examples
+///
+/// ```rust
+/// use ffetch::get_init_system();
+/// let init_system = get_init_system();
+/// println!("Init: {}", init_system);
+/// // Output: Init: runit-init
+/// ```
+pub fn get_init_system() -> String {
+    let path = read_link("/sbin/init").unwrap();
+    let init : &str = path.to_str().unwrap();
+
+    if metadata("/sbin/openrc").is_ok() {
+	return "openrc".to_string();
+    }
+    
+    match init {
+	"runit-init" => "runit".to_string(),
+	"/lib/systemd/systemd" => "systemd".to_string(),
+	_ => init.to_string(),
+    }
+    
+}
+
 /// Gets the system locale from environment variables.
 /// 
 /// Checks `LC_ALL` first, then `LANG`, and defaults to "C" if neither is set.

src/main.rs

@@ -51,6 +51,7 @@ lazy_static! {
     static ref TERMINAL: String = ffetch::get_terminal();
     static ref KERNEL: String = ffetch::get_kernel_version();
     static ref CPU: String = ffetch::get_cpu_name();
+    static ref INIT: String = ffetch::get_init_system();
     static ref MEMORY: String = ffetch::get_memory();
     static ref HOSTNAME: String = ffetch::get_hostname();
     static ref OSNAME: String = ffetch::get_os_name();
@@ -166,10 +167,11 @@ fn replace_syntax(conf: &str) -> String {
         .replace("getTerm", &TERMINAL)
         .replace("getGTK", &GTK)
         .replace("getQT", &QT)
+	.replace("getInit", &INIT)
         .replace(&diskf, &ffetch::get_disks(&disk))
         .replace(&monitorf, &ffetch::get_monitor(index))
         // Fg Colors
-        .replace("fg.black", "\x1b[30m")
+	.replace("fg.black", "\x1b[30m")
         .replace("fg.red", "\x1b[31m")
         .replace("fg.green", "\x1b[32m")
         .replace("fg.yellow", "\x1b[33m")