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swab(1): uses new sysexits

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This commit is contained in:
Emma Tebibyte 2024-08-23 14:23:11 -06:00
parent 928dce0234
commit 4db4160019
Signed by: emma
GPG Key ID: 06FA419A1698C270
1 changed files with 4 additions and 4 deletions
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8
src/swab.rs
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@ -38,17 +38,17 @@ use strerror::StrError;
fn oserr(argv0: &str, e: Error) -> ExitCode { fn oserr(argv0: &str, e: Error) -> ExitCode {
eprintln!("{}: {}", argv0, e.strerror()); eprintln!("{}: {}", argv0, e.strerror());
ExitCode::from(EX_OSERR as u8) ExitCode::from(EX_OSERR)
} }
fn ioerr(argv0: &str, e: Error) -> ExitCode { fn ioerr(argv0: &str, e: Error) -> ExitCode {
eprintln!("{}: {}", argv0, e.strerror()); eprintln!("{}: {}", argv0, e.strerror());
ExitCode::from(EX_IOERR as u8) ExitCode::from(EX_IOERR)
} }
fn usage(s: &str) -> ExitCode { fn usage(s: &str) -> ExitCode {
eprintln!("Usage: {} [-w word_size]", s); eprintln!("Usage: {} [-w word_size]", s);
ExitCode::from(EX_USAGE as u8) ExitCode::from(EX_USAGE)
} }
fn main() -> ExitCode { fn main() -> ExitCode {
@ -88,7 +88,7 @@ fn main() -> ExitCode {
loop { loop {
match input.read(&mut buf) { match input.read(&mut buf) {
Ok(0) => break ExitCode::from(EX_OK as u8), // read nothing; bye Ok(0) => break ExitCode::from(EX_OK), // read nothing; bye
Ok(v) if v == wordsize => { // read full block; swab Ok(v) if v == wordsize => { // read full block; swab
let (left, right) = buf.split_at(v/2); let (left, right) = buf.split_at(v/2);