Added orderby birth (default)

Fortune for enumerate-ordered's current commit: Curse − 凶

src/args.rs

@@ -307,13 +307,15 @@ where I: Iterator<Item = String>
 	};
     }
 
-    // -a, -m, -c, --{a,m,c}time
+    // -a, -m, -c, -b, --{a,m,c,b}time
     if input.is_any(args![b'a', "atime"]) {
 	output.worker.by = work::OrderBy::AccessTime;
     } else if input.is_any(args![b'c', "ctime"]) {
-	output.worker.by = work::OrderBy::CreationTime;
+	output.worker.by = work::OrderBy::ChangeTime;
     } else if input.is_any(args![b'm', "mtime"]) {
 	output.worker.by = work::OrderBy::ModifiedTime;
+    } else if input.is_any(args![b'b', "btime"]) {
+	output.worker.by = work::OrderBy::BirthTime;
     }
 
     // -z, -0, --nul,

src/main.rs

@@ -85,8 +85,9 @@ where W: std::io::Write,
     write_opt!("-I", "--delim ifs" => "Read the first byte of the IFS environment variable as the I/O line seperator.")?;
     write_opt!("--delim <byte>" => "Use this user-provided byte as the I/O line seperator")?;
     write_opt!("-a", "--atime" => "Sort by atime")?;
-    write_opt!("-c", "--ctime" => "Sort by ctime (default)")?;
+    write_opt!("-c", "--ctime" => "Sort by ctime")?;
     write_opt!("-m", "--mtime" => "Sort by mtime")?;
+    write_opt!("-b", "--btime" => "Sort by birth (default)")?;
     write_opt!("-n", "--reverse" => "Print output in reverse")?;
     write_opt!("-p", "--parallel cpus|<max tasks>" => "Run tasks in parallel, with a max number of tasks being equal `<max tasks>`, or, if 0, to infinity (see `-P`), if 'cpus', to the number of logical CPU cores ({}, default)", *walk::NUM_CPUS)?;
     write_opt!("-P", "--parallel 0" => "Run tasks with unbounded parallelism, no limit to the number of walker tasks running at once (note: the physical thread pool will always be the same size regardless of these flags)")?;
@@ -115,8 +116,7 @@ async fn main() -> eyre::Result<()> {
 
     let (tx, rx) = mpsc::channel(4096);
 
-    //TODO: Read main config from args
-
+    //Read main config from args
     let args = match args::parse_args()
 	.wrap_err("Failed to parse command line args")
 	.with_suggestion(|| "Try `--help`")?

src/work.rs

@@ -14,7 +14,8 @@ use std::{
 pub enum OrderBy
 {
     #[default]
-    CreationTime,
+    BirthTime,
+    ChangeTime,
     AccessTime,
     ModifiedTime,
 }
@@ -83,14 +84,21 @@ impl FileInfo
 
 impl FileInfo
 {
-    #[inline] 
+    #[inline]
     fn get_ordered_unix_time(&self) -> i64
     {
 	use std::os::unix::prelude::*;
+	
+	//use std::os::linux::fs::MetadataExt as _ ; // Doesn't show birth in `statx()` :/
+	use std::time::SystemTime;
 	match self.state.by {
 	    OrderBy::AccessTime => self.meta.atime(),
-	    OrderBy::CreationTime => self.meta.ctime(),
+	    OrderBy::ChangeTime => self.meta.ctime(),
 	    OrderBy::ModifiedTime => self.meta.mtime(),
+	    // XXX: Eh, why can't we just get `st_stat` from this? These `expect()`s are slow...
+	    OrderBy::BirthTime => self.meta.created()
+		.expect("Failed to get creation time").duration_since(SystemTime::UNIX_EPOCH)
+		.expect("Invalid creation timestamp").as_secs() as i64,//.as_secs_f64().floor() as u64
 	} //XXX: Should we support nsec precision?
     }
 }