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Only start offload worker thread when there's more than 1 core

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This commit is contained in:
cyqsimon
2024-05-08 16:10:55 +08:00
parent b4e3a84e1a
commit 1afe875717
1 changed files with 4 additions and 1 deletions
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5
src/bin/bat/app.rs
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@@ -2,6 +2,7 @@ use std::collections::HashSet;
use std::env; use std::env;
use std::io::IsTerminal; use std::io::IsTerminal;
use std::path::{Path, PathBuf}; use std::path::{Path, PathBuf};
use std::thread::available_parallelism;
use crate::{ use crate::{
clap_app, clap_app,
@@ -125,7 +126,9 @@ impl App {
// start building glob matchers for builtin mappings immediately // start building glob matchers for builtin mappings immediately
// this is an appropriate approach because it's statistically likely that // this is an appropriate approach because it's statistically likely that
// all the custom mappings need to be checked // all the custom mappings need to be checked
syntax_mapping.start_offload_build_all(); if available_parallelism()?.get() > 1 {
syntax_mapping.start_offload_build_all();
}
if let Some(values) = self.matches.get_many::<String>("ignored-suffix") { if let Some(values) = self.matches.get_many::<String>("ignored-suffix") {
for suffix in values { for suffix in values {