From a141b952935a8ba07768dd17473564e9604ae0d3 Mon Sep 17 00:00:00 2001
From: DTB <trinity@trinity.moe>
Date: Mon, 8 Jul 2024 11:30:21 -0600
Subject: [PATCH] swab(1): remove -f

---
 docs/swab.1 | 3 ---
 src/swab.rs | 9 +++------
 2 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/docs/swab.1 b/docs/swab.1
index 42eef95..7c50b15 100644
--- a/docs/swab.1
+++ b/docs/swab.1
@@ -11,7 +11,6 @@ swab \(en swap bytes
 .SH SYNOPSIS
 
 swab
-.RB [ -f ]
 .RB [ -w\ word_size ]
 .\"
 .SH DESCRIPTION
@@ -20,8 +19,6 @@ Swap the latter and former halves of a block of bytes.
 .\"
 .SH OPTIONS
 
-.IP \fB-f\fP
-Ignore SIGINT signal.
 .IP \fB-w\fP\ \fIword_size\fP
 Configures the word size; that is, the size in bytes of the block size on which
 to operate. The default word size is 2. The word size must be cleanly divisible
diff --git a/src/swab.rs b/src/swab.rs
index 5942c38..3bb40a5 100644
--- a/src/swab.rs
+++ b/src/swab.rs
@@ -18,7 +18,7 @@
 
 use std::{
 	env::args,
-	io::{ stdin, stdout, Error, ErrorKind, Read, Write },
+	io::{ stdin, stdout, Error, Read, Write },
 	process::ExitCode,
 	vec::Vec
 };
@@ -38,7 +38,7 @@ fn oserr(s: &str, e: Error) -> ExitCode {
 }
 
 fn usage(s: &str) -> ExitCode {
-	eprintln!("Usage: {} [-f] [-w word_size]", s);
+	eprintln!("Usage: {} [-w word_size]", s);
 	ExitCode::from(EX_USAGE as u8)
 }
 
@@ -48,12 +48,10 @@ fn main() -> ExitCode {
 	let mut input = stdin();
 	let mut output = stdout().lock();
 
-	let mut force = false;
 	let mut wordsize: usize = 2;
 
-	while let Some(opt) = argv.getopt("fw:") {
+	while let Some(opt) = argv.getopt("w:") {
 		match opt.opt() {
-			Ok("f") => force = true,
 			Ok("w") => {
 				if let Some(arg) = opt.arg() {
 					match arg.parse::<usize>() {
@@ -83,7 +81,6 @@ fn main() -> ExitCode {
 					break oserr(&argv[0], e)
 				}
 			},
-			Err(e) if e.kind() == ErrorKind::Interrupted && force => continue,
 			Err(e) => break oserr(&argv[0], e)
 		}
 	}