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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /build/rust/bitflags | |
parent | Initial commit. (diff) | |
download | firefox-upstream/124.0.1.tar.xz firefox-upstream/124.0.1.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'build/rust/bitflags')
-rw-r--r-- | build/rust/bitflags/Cargo.toml | 11 | ||||
-rw-r--r-- | build/rust/bitflags/lib.rs | 61 |
2 files changed, 72 insertions, 0 deletions
diff --git a/build/rust/bitflags/Cargo.toml b/build/rust/bitflags/Cargo.toml new file mode 100644 index 0000000000..7595f3b5bb --- /dev/null +++ b/build/rust/bitflags/Cargo.toml @@ -0,0 +1,11 @@ +[package] +name = "bitflags" +version = "1.999.999" +edition = "2018" +license = "MIT/Apache-2.0" + +[lib] +path = "lib.rs" + +[dependencies.bitflags] +version = "2" diff --git a/build/rust/bitflags/lib.rs b/build/rust/bitflags/lib.rs new file mode 100644 index 0000000000..3a3c67e4fd --- /dev/null +++ b/build/rust/bitflags/lib.rs @@ -0,0 +1,61 @@ +// Copyright 2014 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +pub use bitflags::bitflags as bitflags2; +pub use bitflags::parser; + +// Copy of the macro from bitflags 1.3.2, with the implicit derives +// removed, because in 2.0, they're expected to be explicitly given +// in the macro invocation. And because bitflags 1.3.2 itself always +// adds an impl Debug, we need to remove #[derive(Debug)] from what +// is passed in, which is what the __impl_bitflags_remove_derive_debug +// macro does. +#[macro_export(local_inner_macros)] +macro_rules! bitflags { + ( + $(#[$($outer:tt)+])* + $vis:vis struct $BitFlags:ident: $T:ty { + $( + $(#[$inner:ident $($args:tt)*])* + const $Flag:ident = $value:expr; + )* + } + + $($t:tt)* + ) => { + $(#[$($outer)+])* + #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)] + $vis struct $BitFlags($T); + + impl core::fmt::Debug for $BitFlags { + fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result { + if self.is_empty() { + core::write!(f, "{:#x}", Self::empty().bits()) + } else { + $crate::parser::to_writer(self, f) + } + } + } + + bitflags2! { + impl $BitFlags: $T { + $( + $(#[$inner $($args)*])* + const $Flag = $value; + )* + } + } + + bitflags! { + $($t)* + } + }; + () => {}; +} |