Fix: Try to stop panics on android.

Catch panics on thread initialization.

Cargo.lock

@@ -197,7 +197,7 @@ checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
 [[package]]
 name = "du-dust"
-version = "0.8.2"
+version = "0.8.3"
 dependencies = [
  "ansi_term",
  "assert_cmd",

Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "du-dust"
 description = "A more intuitive version of du"
-version = "0.8.2"
+version = "0.8.3"
 authors = ["bootandy <bootandy@gmail.com>", "nebkor <code@ardent.nebcorp.com>"]
 edition = "2021"
 readme = "README.md"

src/main.rs

@@ -11,6 +11,7 @@ mod utils;
 
 use crate::cli::build_cli;
 use std::collections::HashSet;
+use std::panic;
 use std::process;
 
 use self::display::draw_it;
@@ -19,6 +20,7 @@ use config::get_config;
 use dir_walker::{walk_it, WalkData};
 use filter::get_biggest;
 use filter_type::get_all_file_types;
+use rayon::ThreadPoolBuildError;
 use regex::Regex;
 use std::cmp::max;
 use std::path::PathBuf;
@@ -154,11 +156,10 @@ fn main() {
         by_filecount,
         ignore_hidden: config.get_ignore_hidden(&options),
     };
-    // Larger stack size to handle cases with lots of nested directories
+    let pool = panic::catch_unwind(init_rayon);
-    rayon::ThreadPoolBuilder::new()
+    if pool.is_err() {
-        .stack_size(usize::pow(1024, 3))
+        eprintln!("Warning: Could not configure threads {:?}", pool.err());
-        .build_global()
+    }
-        .unwrap();
 
     let iso = config.get_iso(&options);
     let (top_level_nodes, has_errors) = walk_it(simplified_dirs, walk_data);
@@ -191,3 +192,10 @@ fn main() {
         )
     }
 }
+
+fn init_rayon() -> Result<(), ThreadPoolBuildError> {
+    // Larger stack size to handle cases with lots of nested directories
+    rayon::ThreadPoolBuilder::new()
+        .stack_size(usize::pow(1024, 3))
+        .build_global()
+}