mirror of
https://github.com/uutils/coreutils
synced 2024-12-16 08:12:39 +00:00
95 lines
2.2 KiB
Rust
95 lines
2.2 KiB
Rust
/*
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* This file is part of the uutils coreutils package.
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*
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* (c) Arcterus <arcterus@mail.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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#![macro_escape]
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extern crate libc;
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#[macro_export]
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macro_rules! show_error(
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($exitcode:expr, $($args:expr),+) => ({
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::std::os::set_exit_status($exitcode as int);
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safe_write!(&mut ::std::io::stderr(), "{}: error: ", ::NAME);
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safe_writeln!(&mut ::std::io::stderr(), $($args),+);
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})
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)
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// FIXME #211: Transitional until there are no further users of `show_error!`.
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// Then this can be renamed.
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#[macro_export]
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macro_rules! display_error(
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($($args:expr),+) => ({
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safe_write!(&mut ::std::io::stderr(), "{}: error: ", ::NAME);
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safe_writeln!(&mut ::std::io::stderr(), $($args),+);
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})
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)
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#[macro_export]
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macro_rules! show_warning(
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($($args:expr),+) => ({
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safe_write!(&mut ::std::io::stderr(), "{}: warning: ", ::NAME);
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safe_writeln!(&mut ::std::io::stderr(), $($args),+);
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})
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)
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#[macro_export]
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macro_rules! crash(
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($exitcode:expr, $($args:expr),+) => ({
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show_error!($exitcode, $($args),+);
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unsafe { self::libc::exit($exitcode as self::libc::c_int); }
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})
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)
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#[macro_export]
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macro_rules! exit(
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($exitcode:expr) => ({
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unsafe { self::libc::exit($exitcode); }
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})
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)
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#[macro_export]
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macro_rules! crash_if_err(
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($exitcode:expr, $exp:expr) => (
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match $exp {
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Ok(m) => m,
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Err(f) => crash!($exitcode, "{}", f.to_str())
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}
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)
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)
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#[macro_export]
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macro_rules! safe_write(
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($fd:expr, $($args:expr),+) => (
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match write!($fd, $($args),+) {
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Ok(_) => {}
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Err(f) => { fail!(f.to_str()); }
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}
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)
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)
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#[macro_export]
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macro_rules! safe_writeln(
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($fd:expr, $($args:expr),+) => (
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match writeln!($fd, $($args),+) {
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Ok(_) => {}
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Err(f) => { fail!(f.to_str()); }
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}
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)
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)
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#[macro_export]
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macro_rules! safe_unwrap(
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($exp:expr) => (
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match $exp {
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Ok(m) => m,
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Err(f) => crash!(1, "{}", f.to_str())
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}
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)
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)
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