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@@ -60,12 +60,11 @@
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//! can be displayed, in order to make sure that every column is wide enough.
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//! can be displayed, in order to make sure that every column is wide enough.
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use std::io::{self, Write};
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use std::io::{self, Write};
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-use std::mem::MaybeUninit;
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use std::path::PathBuf;
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use std::path::PathBuf;
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use std::vec::IntoIter as VecIntoIter;
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use std::vec::IntoIter as VecIntoIter;
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use ansiterm::Style;
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use ansiterm::Style;
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-use scoped_threadpool::Pool;
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+use rayon::iter::{IntoParallelRefIterator, ParallelIterator};
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use log::*;
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use log::*;
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@@ -158,11 +157,6 @@ impl<'a> AsRef<File<'a>> for Egg<'a> {
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impl<'a> Render<'a> {
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impl<'a> Render<'a> {
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pub fn render<W: Write>(mut self, w: &mut W) -> io::Result<()> {
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pub fn render<W: Write>(mut self, w: &mut W) -> io::Result<()> {
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- let n_cpus = match num_cpus::get() as u32 {
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- 0 => 1,
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- n => n,
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- };
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- let mut pool = Pool::new(n_cpus);
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let mut rows = Vec::new();
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let mut rows = Vec::new();
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let color_scale_info = ColorScaleInformation::from_color_scale(
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let color_scale_info = ColorScaleInformation::from_color_scale(
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@@ -201,7 +195,6 @@ impl<'a> Render<'a> {
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// https://internals.rust-lang.org/t/should-option-mut-t-implement-copy/3715/6
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// https://internals.rust-lang.org/t/should-option-mut-t-implement-copy/3715/6
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let mut table = Some(table);
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let mut table = Some(table);
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self.add_files_to_table(
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self.add_files_to_table(
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- &mut pool,
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&mut table,
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&mut table,
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&mut rows,
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&mut rows,
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&self.files,
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&self.files,
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@@ -214,7 +207,6 @@ impl<'a> Render<'a> {
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}
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}
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} else {
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} else {
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self.add_files_to_table(
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self.add_files_to_table(
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- &mut pool,
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&mut None,
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&mut None,
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&mut rows,
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&mut rows,
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&self.files,
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&self.files,
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@@ -247,7 +239,6 @@ impl<'a> Render<'a> {
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/// parallelisable, and uses a pool of threads.
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/// parallelisable, and uses a pool of threads.
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fn add_files_to_table<'dir>(
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fn add_files_to_table<'dir>(
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&self,
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&self,
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- pool: &mut Pool,
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table: &mut Option<Table<'a>>,
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table: &mut Option<Table<'a>>,
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rows: &mut Vec<Row>,
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rows: &mut Vec<Row>,
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src: &[File<'dir>],
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src: &[File<'dir>],
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@@ -255,83 +246,70 @@ impl<'a> Render<'a> {
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color_scale_info: Option<ColorScaleInformation>,
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color_scale_info: Option<ColorScaleInformation>,
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) {
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) {
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use crate::fs::feature::xattr;
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use crate::fs::feature::xattr;
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- use std::sync::{Arc, Mutex};
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-
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- let mut file_eggs = (0..src.len())
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- .map(|_| MaybeUninit::uninit())
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- .collect::<Vec<_>>();
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-
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- pool.scoped(|scoped| {
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- let file_eggs = Arc::new(Mutex::new(&mut file_eggs));
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- let table = table.as_ref();
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-
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- for (idx, file) in src.iter().enumerate() {
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- let file_eggs = Arc::clone(&file_eggs);
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-
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- scoped.execute(move || {
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- let mut errors = Vec::new();
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-
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- // There are three “levels” of extended attribute support:
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- //
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- // 1. If we’re compiling without that feature, then
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- // exa pretends all files have no attributes.
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- // 2. If the feature is enabled and the --extended flag
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- // has been specified, then display an @ in the
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- // permissions column for files with attributes, the
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- // names of all attributes and their values, and any
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- // errors encountered when getting them.
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- // 3. If the --extended flag *hasn’t* been specified, then
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- // display the @, but don’t display anything else.
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- //
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- // For a while, exa took a stricter approach to (3):
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- // if an error occurred while checking a file’s xattrs to
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- // see if it should display the @, exa would display that
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- // error even though the attributes weren’t actually being
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- // shown! This was confusing, as users were being shown
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- // errors for something they didn’t explicitly ask for,
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- // and just cluttered up the output. So now errors aren’t
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- // printed unless the user passes --extended to signify
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- // that they want to see them.
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-
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- let xattrs: &[Attribute] = if xattr::ENABLED && self.opts.xattr {
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- file.extended_attributes()
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- } else {
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- &[]
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- };
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-
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- let table_row = table.as_ref().map(|t| {
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- t.row_for_file(file, self.show_xattr_hint(file), color_scale_info)
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- });
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-
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- let mut dir = None;
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- if let Some(r) = self.recurse {
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- if file.is_directory() && r.tree && !r.is_too_deep(depth.0) {
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- trace!("matching on to_dir");
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- match file.to_dir() {
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- Ok(d) => {
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- dir = Some(d);
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- }
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- Err(e) => {
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- errors.push((e, None));
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- }
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+
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+ let mut file_eggs: Vec<_> = src
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+ .par_iter()
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+ .map(|file| {
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+ let mut errors = Vec::new();
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+
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+ // There are three “levels” of extended attribute support:
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+ //
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+ // 1. If we’re compiling without that feature, then
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+ // exa pretends all files have no attributes.
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+ // 2. If the feature is enabled and the --extended flag
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+ // has been specified, then display an @ in the
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+ // permissions column for files with attributes, the
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+ // names of all attributes and their values, and any
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+ // errors encountered when getting them.
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+ // 3. If the --extended flag *hasn’t* been specified, then
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+ // display the @, but don’t display anything else.
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+ //
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+ // For a while, exa took a stricter approach to (3):
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+ // if an error occurred while checking a file’s xattrs to
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+ // see if it should display the @, exa would display that
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+ // error even though the attributes weren’t actually being
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+ // shown! This was confusing, as users were being shown
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+ // errors for something they didn’t explicitly ask for,
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+ // and just cluttered up the output. So now errors aren’t
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+ // printed unless the user passes --extended to signify
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+ // that they want to see them.
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+
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+ let xattrs: &[Attribute] = if xattr::ENABLED && self.opts.xattr {
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+ file.extended_attributes()
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+ } else {
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+ &[]
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+ };
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+
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+ let table_row = table
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+ .as_ref()
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+ .map(|t| t.row_for_file(file, self.show_xattr_hint(file), color_scale_info));
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+
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+ let mut dir = None;
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+ if let Some(r) = self.recurse {
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+ if file.is_directory() && r.tree && !r.is_too_deep(depth.0) {
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+ trace!("matching on to_dir");
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+ match file.to_dir() {
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+ Ok(d) => {
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+ dir = Some(d);
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+ }
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+ Err(e) => {
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+ errors.push((e, None));
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}
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}
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}
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}
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- };
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-
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- let egg = Egg {
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- table_row,
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- xattrs,
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- errors,
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- dir,
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- file,
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- };
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- unsafe { std::ptr::write(file_eggs.lock().unwrap()[idx].as_mut_ptr(), egg) }
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- });
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- }
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- });
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+ }
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+ };
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+
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+ Egg {
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+ table_row,
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+ xattrs,
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+ errors,
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+ dir,
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+ file,
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+ }
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+ })
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+ .collect();
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// this is safe because all entries have been initialized above
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// this is safe because all entries have been initialized above
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- let mut file_eggs = unsafe { std::mem::transmute::<_, Vec<Egg<'_>>>(file_eggs) };
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self.filter.sort_files(&mut file_eggs);
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self.filter.sort_files(&mut file_eggs);
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for (tree_params, egg) in depth.iterate_over(file_eggs.into_iter()) {
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for (tree_params, egg) in depth.iterate_over(file_eggs.into_iter()) {
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@@ -391,14 +369,7 @@ impl<'a> Render<'a> {
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));
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));
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}
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}
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- self.add_files_to_table(
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- pool,
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- table,
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- rows,
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- &files,
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- depth.deeper(),
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- color_scale_info,
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- );
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+ self.add_files_to_table(table, rows, &files, depth.deeper(), color_scale_info);
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continue;
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continue;
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}
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}
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}
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}
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Terts Diepraam