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denoland-deno/runtime/signal.rs

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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
#[cfg(target_os = "windows")]
#[derive(Debug, thiserror::Error)]
#[error("Windows only supports ctrl-c (SIGINT) and ctrl-break (SIGBREAK), but got {0}")]
pub struct InvalidSignalStrError(pub String);
#[cfg(any(
target_os = "android",
target_os = "linux",
target_os = "openbsd",
target_os = "openbsd",
target_os = "macos",
target_os = "solaris",
target_os = "illumos"
))]
#[derive(Debug, thiserror::Error)]
#[error("Invalid signal: {0}")]
pub struct InvalidSignalStrError(pub String);
#[cfg(target_os = "windows")]
#[derive(Debug, thiserror::Error)]
#[error("Windows only supports ctrl-c (SIGINT) and ctrl-break (SIGBREAK), but got {0}")]
pub struct InvalidSignalIntError(pub libc::c_int);
#[cfg(any(
target_os = "android",
target_os = "linux",
target_os = "openbsd",
target_os = "openbsd",
target_os = "macos",
target_os = "solaris",
target_os = "illumos"
))]
#[derive(Debug, thiserror::Error)]
#[error("Invalid signal: {0}")]
pub struct InvalidSignalIntError(pub libc::c_int);
macro_rules! first_literal {
($head:literal $(, $tail:literal)*) => {
$head
};
}
macro_rules! signal_dict {
($(($number:literal, $($name:literal)|+)),*) => {
pub const SIGNAL_NUMS: &'static [libc::c_int] = &[
$(
$number
),*
];
pub fn signal_str_to_int(s: &str) -> Result<libc::c_int, InvalidSignalStrError> {
match s {
$($($name)|* => Ok($number),)*
_ => Err(InvalidSignalStrError(s.to_string())),
}
}
pub fn signal_int_to_str(s: libc::c_int) -> Result<&'static str, InvalidSignalIntError> {
match s {
$($number => Ok(first_literal!($($name),+)),)*
_ => Err(InvalidSignalIntError(s)),
}
}
}
}
#[cfg(target_os = "freebsd")]
signal_dict!(
(1, "SIGHUP"),
(2, "SIGINT"),
(3, "SIGQUIT"),
(4, "SIGILL"),
(5, "SIGTRAP"),
(6, "SIGABRT" | "SIGIOT"),
(7, "SIGEMT"),
(8, "SIGFPE"),
(9, "SIGKILL"),
(10, "SIGBUS"),
(11, "SIGSEGV"),
(12, "SIGSYS"),
(13, "SIGPIPE"),
(14, "SIGALRM"),
(15, "SIGTERM"),
(16, "SIGURG"),
(17, "SIGSTOP"),
(18, "SIGTSTP"),
(19, "SIGCONT"),
(20, "SIGCHLD"),
(21, "SIGTTIN"),
(22, "SIGTTOU"),
(23, "SIGIO"),
(24, "SIGXCPU"),
(25, "SIGXFSZ"),
(26, "SIGVTALRM"),
(27, "SIGPROF"),
(28, "SIGWINCH"),
(29, "SIGINFO"),
(30, "SIGUSR1"),
(31, "SIGUSR2"),
(32, "SIGTHR"),
(33, "SIGLIBRT")
);
#[cfg(target_os = "openbsd")]
signal_dict!(
(1, "SIGHUP"),
(2, "SIGINT"),
(3, "SIGQUIT"),
(4, "SIGILL"),
(5, "SIGTRAP"),
(6, "SIGABRT" | "SIGIOT"),
(7, "SIGEMT"),
(8, "SIGKILL"),
(10, "SIGBUS"),
(11, "SIGSEGV"),
(12, "SIGSYS"),
(13, "SIGPIPE"),
(14, "SIGALRM"),
(15, "SIGTERM"),
(16, "SIGURG"),
(17, "SIGSTOP"),
(18, "SIGTSTP"),
(19, "SIGCONT"),
(20, "SIGCHLD"),
(21, "SIGTTIN"),
(22, "SIGTTOU"),
(23, "SIGIO"),
(24, "SIGXCPU"),
(25, "SIGXFSZ"),
(26, "SIGVTALRM"),
(27, "SIGPROF"),
(28, "SIGWINCH"),
(29, "SIGINFO"),
(30, "SIGUSR1"),
(31, "SIGUSR2"),
(32, "SIGTHR")
);
#[cfg(any(target_os = "android", target_os = "linux"))]
signal_dict!(
(1, "SIGHUP"),
(2, "SIGINT"),
(3, "SIGQUIT"),
(4, "SIGILL"),
(5, "SIGTRAP"),
(6, "SIGABRT" | "SIGIOT"),
(7, "SIGBUS"),
(8, "SIGFPE"),
(9, "SIGKILL"),
(10, "SIGUSR1"),
(11, "SIGSEGV"),
(12, "SIGUSR2"),
(13, "SIGPIPE"),
(14, "SIGALRM"),
(15, "SIGTERM"),
(16, "SIGSTKFLT"),
(17, "SIGCHLD"),
(18, "SIGCONT"),
(19, "SIGSTOP"),
(20, "SIGTSTP"),
(21, "SIGTTIN"),
(22, "SIGTTOU"),
(23, "SIGURG"),
(24, "SIGXCPU"),
(25, "SIGXFSZ"),
(26, "SIGVTALRM"),
(27, "SIGPROF"),
(28, "SIGWINCH"),
(29, "SIGIO" | "SIGPOLL"),
(30, "SIGPWR"),
(31, "SIGSYS" | "SIGUNUSED")
);
#[cfg(target_os = "macos")]
signal_dict!(
(1, "SIGHUP"),
(2, "SIGINT"),
(3, "SIGQUIT"),
(4, "SIGILL"),
(5, "SIGTRAP"),
(6, "SIGABRT" | "SIGIOT"),
(7, "SIGEMT"),
(8, "SIGFPE"),
(9, "SIGKILL"),
(10, "SIGBUS"),
(11, "SIGSEGV"),
(12, "SIGSYS"),
(13, "SIGPIPE"),
(14, "SIGALRM"),
(15, "SIGTERM"),
(16, "SIGURG"),
(17, "SIGSTOP"),
(18, "SIGTSTP"),
(19, "SIGCONT"),
(20, "SIGCHLD"),
(21, "SIGTTIN"),
(22, "SIGTTOU"),
(23, "SIGIO"),
(24, "SIGXCPU"),
(25, "SIGXFSZ"),
(26, "SIGVTALRM"),
(27, "SIGPROF"),
(28, "SIGWINCH"),
(29, "SIGINFO"),
(30, "SIGUSR1"),
(31, "SIGUSR2")
);
#[cfg(any(target_os = "solaris", target_os = "illumos"))]
signal_dict!(
(1, "SIGHUP"),
(2, "SIGINT"),
(3, "SIGQUIT"),
(4, "SIGILL"),
(5, "SIGTRAP"),
(6, "SIGABRT" | "SIGIOT"),
(7, "SIGEMT"),
(8, "SIGFPE"),
(9, "SIGKILL"),
(10, "SIGBUS"),
(11, "SIGSEGV"),
(12, "SIGSYS"),
(13, "SIGPIPE"),
(14, "SIGALRM"),
(15, "SIGTERM"),
(16, "SIGUSR1"),
(17, "SIGUSR2"),
(18, "SIGCHLD"),
(19, "SIGPWR"),
(20, "SIGWINCH"),
(21, "SIGURG"),
(22, "SIGPOLL"),
(23, "SIGSTOP"),
(24, "SIGTSTP"),
(25, "SIGCONT"),
(26, "SIGTTIN"),
(27, "SIGTTOU"),
(28, "SIGVTALRM"),
(29, "SIGPROF"),
(30, "SIGXCPU"),
(31, "SIGXFSZ"),
(32, "SIGWAITING"),
(33, "SIGLWP"),
(34, "SIGFREEZE"),
(35, "SIGTHAW"),
(36, "SIGCANCEL"),
(37, "SIGLOST"),
(38, "SIGXRES"),
(39, "SIGJVM1"),
(40, "SIGJVM2")
);
#[cfg(target_os = "windows")]
signal_dict!((2, "SIGINT"), (21, "SIGBREAK"));