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Merge pull request #2708 from adamreichold/fix-pr-stdout-lock

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pr: fix locking of stdout
This commit is contained in:
Sylvestre Ledru 2021-10-10 12:15:23 +02:00 • committed by GitHub
commit 788618e9de
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1 changed files with 6 additions and 5 deletions
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11
src/uu/pr/src/pr.rs
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@ -20,7 +20,7 @@ use quick_error::ResultExt;
use regex::Regex;
use std::convert::From;
use std::fs::{metadata, File};
use std::io::{stdin, stdout, BufRead, BufReader, Lines, Read, Stdout, Write};
use std::io::{stdin, stdout, BufRead, BufReader, Lines, Read, Write};
#[cfg(unix)]
use std::os::unix::fs::FileTypeExt;
@ -1036,15 +1036,16 @@ fn print_page(lines: &[FileLine], options: &OutputOptions, page: usize) -> Resul
let header = header_content(options, page);
let trailer_content = trailer_content(options);
let out = &mut stdout();
out.lock();
let out = stdout();
let mut out = out.lock();
for x in header {
out.write_all(x.as_bytes())?;
out.write_all(line_separator)?;
}
let lines_written = write_columns(lines, options, out)?;
let lines_written = write_columns(lines, options, &mut out)?;
for (index, x) in trailer_content.iter().enumerate() {
out.write_all(x.as_bytes())?;
@ -1060,7 +1061,7 @@ fn print_page(lines: &[FileLine], options: &OutputOptions, page: usize) -> Resul
fn write_columns(
lines: &[FileLine],
options: &OutputOptions,
out: &mut Stdout,
out: &mut impl Write,
) -> Result<usize, IOError> {
let line_separator = options.content_line_separator.as_bytes();