#[macro_export]
macro_rules! rustc_cfg {
($feature:expr $(, $($args:tt)*)?) => {
$crate::pair!("rustc-cfg", $feature $(, $($args)+)?);
};
}
#[macro_export]
macro_rules! rustc_env {
($var:expr, $value:expr $(, $($args:tt)*)?) => {
$crate::pair!("rustc-env", concat!($var, "=", $value) $(, $($args)+)?);
};
}
#[macro_export]
macro_rules! rustc_flags {
($($flags:literal),+ $(,)?) => {
$($crate::pair!("rustc-flags", $flags);)+
};
($($flags:expr),+ $(,)?) => {
$($crate::pair!("rustc-flags", "{}", $flags);)+
};
}
#[macro_export]
macro_rules! rustc_cdylib_link_arg {
($($flag:literal),+ $(,)?) => {
$($crate::pair!("rustc-cdylib-link-arg", $flag);)+
};
($($flag:expr),+ $(,)?) => {
$($crate::pair!("rustc-cdylib-link-arg", "{}", $flag);)+
};
}
#[macro_export]
macro_rules! rustc_link_lib {
($name:literal $(,)?) => {
$crate::pair!("rustc-link-lib", $name);
};
($name:expr $(,)?) => {
$crate::pair!("rustc-link-lib", "{}", $name);
};
($name:literal => $kind:literal $(,)?) => {
$crate::pair!("rustc-link-lib", concat!($kind, "=", $name));
};
($name:expr => $kind:expr $(,)?) => {
$crate::pair!("rustc-link-lib", "{}={}", $kind, $name);
};
($($name:expr $(=> $kind:expr)?),+ $(,)?) => { {
$($crate::rustc_link_lib!($name $(=> $kind)?);)+
} };
}
#[macro_export]
macro_rules! rustc_link_search {
($path:literal $(,)?) => {
$crate::pair!("rustc-link-search", $path);
};
($path:expr $(,)?) => {
$crate::pair!("rustc-link-search", "{}", $path);
};
($path:literal => $kind:literal $(,)?) => {
$crate::pair!("rustc-link-search", concat!($kind, "=", $path));
};
($path:expr => $kind:expr $(,)?) => {
$crate::pair!("rustc-link-search", "{}={}", $kind, $path);
};
($($path:expr $(=> $kind:expr)?),+ $(,)?) => { {
$($crate::rustc_link_lib!($path $(=> $kind)?);)+
} };
}