dircolors >/dev/full panics (#10948)

Author: oech3

src/uu/dircolors/src/dircolors.rs

@@ -10,7 +10,7 @@ use std::env;
 use std::ffi::OsString;
 use std::fmt::Write as _;
 use std::fs::File;
-use std::io::{BufRead, BufReader};
+use std::io::{BufRead, BufReader, Write, stdout};
 use std::path::Path;
 
 use clap::{Arg, ArgAction, Command};
@@ -150,7 +150,7 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
             ));
         }
 
-        println!("{}", generate_dircolors_config());
+        writeln!(stdout(), "{}", generate_dircolors_config())?;
         return Ok(());
     }
 
@@ -178,13 +178,13 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
 
     let result;
     if files.is_empty() {
-        println!("{}", generate_ls_colors(&out_format, ":"));
+        writeln!(stdout(), "{}", generate_ls_colors(&out_format, ":"))?;
         return Ok(());
         /*
         // Check if data is being piped into the program
         if std::io::stdin().is_terminal() {
             // No data piped, use default behavior
-            println!("{}", generate_ls_colors(&out_format, ":"));
+            writeln!(stdout(), "{}", generate_ls_colors(&out_format, ":"))?;
             return Ok(());
         } else {
             // Data is piped, process the input from stdin
@@ -230,7 +230,7 @@ pub fn uumain(args: impl uucore::Args) -> UResult<()> {
 
     match result {
         Ok(s) => {
-            println!("{s}");
+            writeln!(stdout(), "{s}")?;
             Ok(())
         }
         Err(s) => Err(USimpleError::new(1, s)),