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tac: buffer stdout more coarsely than line-based following the GNU tac implementation.

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This commit is contained in:
Adam Reichold 2021-10-09 12:12:57 +02:00
parent 28b04fa899
commit 4eab275235
1 changed files with 3 additions and 3 deletions
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6
src/uu/tac/src/tac.rs
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@ -12,7 +12,7 @@ extern crate uucore;
use clap::{crate_version, App, Arg}; use clap::{crate_version, App, Arg};
use memchr::memmem; use memchr::memmem;
use std::io::{stdin, stdout, Read, Write}; use std::io::{stdin, stdout, BufWriter, Read, Write};
use std::{fs::read, path::Path}; use std::{fs::read, path::Path};
use uucore::display::Quotable; use uucore::display::Quotable;
use uucore::InvalidEncodingHandling; use uucore::InvalidEncodingHandling;
@ -106,7 +106,7 @@ fn buffer_tac_regex(
before: bool, before: bool,
) -> std::io::Result<()> { ) -> std::io::Result<()> {
let out = stdout(); let out = stdout();
let mut out = out.lock(); let mut out = BufWriter::new(out.lock());
// The index of the line separator for the current line. // The index of the line separator for the current line.
// //
@ -173,7 +173,7 @@ fn buffer_tac_regex(
/// `"/abc/def"`. /// `"/abc/def"`.
fn buffer_tac(data: &[u8], before: bool, separator: &str) -> std::io::Result<()> { fn buffer_tac(data: &[u8], before: bool, separator: &str) -> std::io::Result<()> {
let out = stdout(); let out = stdout();
let mut out = out.lock(); let mut out = BufWriter::new(out.lock());
// The number of bytes in the line separator. // The number of bytes in the line separator.
let slen = separator.as_bytes().len(); let slen = separator.as_bytes().len();