From ddee45e1d7fd34563c13513d974f792fae41a2f7 Mon Sep 17 00:00:00 2001 From: Martin Nordholts Date: Tue, 5 Jul 2022 19:56:22 +0200 Subject: Support `#[unix_sigpipe = "inherit|sig_dfl|sig_ign"]` on `fn main()` This makes it possible to instruct libstd to never touch the signal handler for `SIGPIPE`, which makes programs pipeable by default (e.g. with `./your-program | head -n 1`) without `ErrorKind::BrokenPipe` errors. --- .../unix_sigpipe/auxiliary/sigpipe-utils.rs | 26 ++++++++++++++++++++++ .../attributes/unix_sigpipe/unix_sigpipe-crate.rs | 4 ++++ .../unix_sigpipe/unix_sigpipe-crate.stderr | 13 +++++++++++ .../unix_sigpipe/unix_sigpipe-duplicates.rs | 5 +++++ .../unix_sigpipe/unix_sigpipe-duplicates.stderr | 14 ++++++++++++ .../attributes/unix_sigpipe/unix_sigpipe-error.rs | 13 +++++++++++ .../unix_sigpipe/unix_sigpipe-inherit.rs | 14 ++++++++++++ .../attributes/unix_sigpipe/unix_sigpipe-list.rs | 4 ++++ .../unix_sigpipe/unix_sigpipe-list.stderr | 15 +++++++++++++ .../unix_sigpipe/unix_sigpipe-non-main-fn.rs | 6 +++++ .../unix_sigpipe/unix_sigpipe-non-main-fn.stderr | 8 +++++++ .../unix_sigpipe/unix_sigpipe-non-root-main.rs | 8 +++++++ .../unix_sigpipe/unix_sigpipe-non-root-main.stderr | 8 +++++++ .../unix_sigpipe/unix_sigpipe-not-used.rs | 9 ++++++++ .../unix_sigpipe/unix_sigpipe-only-feature.rs | 13 +++++++++++ .../unix_sigpipe/unix_sigpipe-rustc_main.rs | 15 +++++++++++++ .../unix_sigpipe/unix_sigpipe-sig_dfl.rs | 13 +++++++++++ .../attributes/unix_sigpipe/unix_sigpipe-start.rs | 6 +++++ .../unix_sigpipe/unix_sigpipe-start.stderr | 8 +++++++ .../attributes/unix_sigpipe/unix_sigpipe-struct.rs | 6 +++++ .../unix_sigpipe/unix_sigpipe-struct.stderr | 8 +++++++ .../attributes/unix_sigpipe/unix_sigpipe-wrong.rs | 4 ++++ .../unix_sigpipe/unix_sigpipe-wrong.stderr | 8 +++++++ .../ui/attributes/unix_sigpipe/unix_sigpipe.rs | 4 ++++ .../ui/attributes/unix_sigpipe/unix_sigpipe.stderr | 8 +++++++ .../ui/feature-gates/feature-gate-unix_sigpipe.rs | 4 ++++ .../feature-gates/feature-gate-unix_sigpipe.stderr | 12 ++++++++++ 27 files changed, 256 insertions(+) create mode 100644 src/test/ui/attributes/unix_sigpipe/auxiliary/sigpipe-utils.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-error.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-inherit.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-not-used.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-only-feature.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-rustc_main.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-sig_dfl.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.stderr create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe.rs create mode 100644 src/test/ui/attributes/unix_sigpipe/unix_sigpipe.stderr create mode 100644 src/test/ui/feature-gates/feature-gate-unix_sigpipe.rs create mode 100644 src/test/ui/feature-gates/feature-gate-unix_sigpipe.stderr (limited to 'src/test/ui') diff --git a/src/test/ui/attributes/unix_sigpipe/auxiliary/sigpipe-utils.rs b/src/test/ui/attributes/unix_sigpipe/auxiliary/sigpipe-utils.rs new file mode 100644 index 00000000000..07ff051f789 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/auxiliary/sigpipe-utils.rs @@ -0,0 +1,26 @@ +#![feature(rustc_private)] +extern crate libc; + +/// So tests don't have to bring libc in scope themselves +pub enum SignalHandler { + Ignore, + Default, +} + +/// Helper to assert that [`libc::SIGPIPE`] has the expected signal handler. +pub fn assert_sigpipe_handler(expected_handler: SignalHandler) { + #[cfg(unix)] + #[cfg(not(any(target_os = "emscripten", target_os = "fuchsia", target_os = "horizon")))] + { + let prev = unsafe { libc::signal(libc::SIGPIPE, libc::SIG_IGN) }; + + let expected = match expected_handler { + SignalHandler::Ignore => libc::SIG_IGN, + SignalHandler::Default => libc::SIG_DFL, + }; + assert_eq!(prev, expected); + + // Unlikely to matter, but restore the old value anyway + unsafe { libc::signal(libc::SIGPIPE, prev); }; + } +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.rs new file mode 100644 index 00000000000..d6d020c52b2 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.rs @@ -0,0 +1,4 @@ +#![feature(unix_sigpipe)] +#![unix_sigpipe = "inherit"] //~ error: `unix_sigpipe` attribute cannot be used at crate level + +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.stderr new file mode 100644 index 00000000000..a1fb4d6787c --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-crate.stderr @@ -0,0 +1,13 @@ +error: `unix_sigpipe` attribute cannot be used at crate level + --> $DIR/unix_sigpipe-crate.rs:2:1 + | +LL | #![unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | +help: perhaps you meant to use an outer attribute + | +LL | #[unix_sigpipe = "inherit"] + | ~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.rs new file mode 100644 index 00000000000..294cb38526b --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.rs @@ -0,0 +1,5 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "sig_ign"] +#[unix_sigpipe = "inherit"] //~ error: multiple `unix_sigpipe` attributes +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.stderr new file mode 100644 index 00000000000..2362c17a090 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-duplicates.stderr @@ -0,0 +1,14 @@ +error: multiple `unix_sigpipe` attributes + --> $DIR/unix_sigpipe-duplicates.rs:4:1 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this attribute + | +note: attribute also specified here + --> $DIR/unix_sigpipe-duplicates.rs:3:1 + | +LL | #[unix_sigpipe = "sig_ign"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-error.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-error.rs new file mode 100644 index 00000000000..0a42a5b5ef1 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-error.rs @@ -0,0 +1,13 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "sig_ign"] +fn main() { + extern crate sigpipe_utils; + + // #[unix_sigpipe = "sig_ign"] is active, so the legacy behavior of ignoring + // SIGPIPE shall be in effect + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Ignore); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-inherit.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-inherit.rs new file mode 100644 index 00000000000..4f864807752 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-inherit.rs @@ -0,0 +1,14 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "inherit"] +fn main() { + extern crate sigpipe_utils; + + // #[unix_sigpipe = "inherit"] is active, so SIGPIPE shall NOT be ignored, + // instead the default handler shall be installed. (We assume that the + // process that runs these tests have the default handler.) + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Default); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.rs new file mode 100644 index 00000000000..b5ebc07a043 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.rs @@ -0,0 +1,4 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe(inherit)] //~ error: malformed `unix_sigpipe` attribute input +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.stderr new file mode 100644 index 00000000000..59a87e13918 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-list.stderr @@ -0,0 +1,15 @@ +error: malformed `unix_sigpipe` attribute input + --> $DIR/unix_sigpipe-list.rs:3:1 + | +LL | #[unix_sigpipe(inherit)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + | +help: the following are the possible correct uses + | +LL | #[unix_sigpipe = "inherit|sig_ign|sig_dfl"] + | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +LL | #[unix_sigpipe] + | ~~~~~~~~~~~~~~~ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.rs new file mode 100644 index 00000000000..cde6719fc9c --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.rs @@ -0,0 +1,6 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "inherit"] //~ error: `unix_sigpipe` attribute can only be used on `fn main()` +fn f() {} + +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.stderr new file mode 100644 index 00000000000..c4b81118c9f --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-main-fn.stderr @@ -0,0 +1,8 @@ +error: `unix_sigpipe` attribute can only be used on `fn main()` + --> $DIR/unix_sigpipe-non-main-fn.rs:3:1 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.rs new file mode 100644 index 00000000000..16f7276398e --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.rs @@ -0,0 +1,8 @@ +#![feature(unix_sigpipe)] + +mod m { + #[unix_sigpipe = "inherit"] //~ error: `unix_sigpipe` attribute can only be used on root `fn main()` + fn main() {} +} + +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.stderr new file mode 100644 index 00000000000..a04f605edc2 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-non-root-main.stderr @@ -0,0 +1,8 @@ +error: `unix_sigpipe` attribute can only be used on root `fn main()` + --> $DIR/unix_sigpipe-non-root-main.rs:4:5 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-not-used.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-not-used.rs new file mode 100644 index 00000000000..100b4ce9f74 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-not-used.rs @@ -0,0 +1,9 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +fn main() { + extern crate sigpipe_utils; + + // SIGPIPE shall be ignored since #[unix_sigpipe = "..."] is not used + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Ignore); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-only-feature.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-only-feature.rs new file mode 100644 index 00000000000..b5adc2e5572 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-only-feature.rs @@ -0,0 +1,13 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +#![feature(unix_sigpipe)] + +fn main() { + extern crate sigpipe_utils; + + // Only #![feature(unix_sigpipe)] is enabled, not #[unix_sigpipe = "..."]. + // This shall not change any behavior, so we still expect SIGPIPE to be + // ignored + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Ignore); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-rustc_main.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-rustc_main.rs new file mode 100644 index 00000000000..6befb9e9565 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-rustc_main.rs @@ -0,0 +1,15 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +#![feature(unix_sigpipe)] +#![feature(rustc_attrs)] + +#[unix_sigpipe = "sig_dfl"] +#[rustc_main] +fn rustc_main() { + extern crate sigpipe_utils; + + // #[unix_sigpipe = "sig_dfl"] is active, so SIGPIPE handler shall be + // SIG_DFL. Note that we have a #[rustc_main], but it should still work. + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Default); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-sig_dfl.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-sig_dfl.rs new file mode 100644 index 00000000000..238c0d57a68 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-sig_dfl.rs @@ -0,0 +1,13 @@ +// run-pass +// aux-build:sigpipe-utils.rs + +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "sig_dfl"] +fn main() { + extern crate sigpipe_utils; + + // #[unix_sigpipe = "sig_dfl"] is active, so SIGPIPE shall NOT be ignored, instead + // the default handler shall be installed + sigpipe_utils::assert_sigpipe_handler(sigpipe_utils::SignalHandler::Default); +} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.rs new file mode 100644 index 00000000000..64fd5ec4f0e --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.rs @@ -0,0 +1,6 @@ +#![feature(start)] +#![feature(unix_sigpipe)] + +#[start] +#[unix_sigpipe = "inherit"] //~ error: `unix_sigpipe` attribute can only be used on `fn main()` +fn custom_start(argc: isize, argv: *const *const u8) -> isize { 0 } diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.stderr new file mode 100644 index 00000000000..2c9ce479b6c --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-start.stderr @@ -0,0 +1,8 @@ +error: `unix_sigpipe` attribute can only be used on `fn main()` + --> $DIR/unix_sigpipe-start.rs:5:1 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.rs new file mode 100644 index 00000000000..a5e47cfebc8 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.rs @@ -0,0 +1,6 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "inherit"] //~ error: `unix_sigpipe` attribute can only be used on `fn main()` +struct S; + +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.stderr new file mode 100644 index 00000000000..c56ee60bb2e --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-struct.stderr @@ -0,0 +1,8 @@ +error: `unix_sigpipe` attribute can only be used on `fn main()` + --> $DIR/unix_sigpipe-struct.rs:3:1 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.rs new file mode 100644 index 00000000000..4ec25de00ec --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.rs @@ -0,0 +1,4 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe = "wrong"] //~ error: valid values for `#[unix_sigpipe = "..."]` are `inherit`, `sig_ign`, or `sig_dfl` +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.stderr new file mode 100644 index 00000000000..a66e45aa210 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe-wrong.stderr @@ -0,0 +1,8 @@ +error: valid values for `#[unix_sigpipe = "..."]` are `inherit`, `sig_ign`, or `sig_dfl` + --> $DIR/unix_sigpipe-wrong.rs:3:1 + | +LL | #[unix_sigpipe = "wrong"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.rs b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.rs new file mode 100644 index 00000000000..7bf1c7350c3 --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.rs @@ -0,0 +1,4 @@ +#![feature(unix_sigpipe)] + +#[unix_sigpipe] //~ error: valid values for `#[unix_sigpipe = "..."]` are `inherit`, `sig_ign`, or `sig_dfl` +fn main() {} diff --git a/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.stderr b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.stderr new file mode 100644 index 00000000000..1b1eda825aa --- /dev/null +++ b/src/test/ui/attributes/unix_sigpipe/unix_sigpipe.stderr @@ -0,0 +1,8 @@ +error: valid values for `#[unix_sigpipe = "..."]` are `inherit`, `sig_ign`, or `sig_dfl` + --> $DIR/unix_sigpipe.rs:3:1 + | +LL | #[unix_sigpipe] + | ^^^^^^^^^^^^^^^ + +error: aborting due to previous error + diff --git a/src/test/ui/feature-gates/feature-gate-unix_sigpipe.rs b/src/test/ui/feature-gates/feature-gate-unix_sigpipe.rs new file mode 100644 index 00000000000..46dc3f6cc17 --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-unix_sigpipe.rs @@ -0,0 +1,4 @@ +#![crate_type = "bin"] + +#[unix_sigpipe = "inherit"] //~ the `#[unix_sigpipe]` attribute is an experimental feature +fn main () {} diff --git a/src/test/ui/feature-gates/feature-gate-unix_sigpipe.stderr b/src/test/ui/feature-gates/feature-gate-unix_sigpipe.stderr new file mode 100644 index 00000000000..cf3284467f7 --- /dev/null +++ b/src/test/ui/feature-gates/feature-gate-unix_sigpipe.stderr @@ -0,0 +1,12 @@ +error[E0658]: the `#[unix_sigpipe]` attribute is an experimental feature + --> $DIR/feature-gate-unix_sigpipe.rs:3:1 + | +LL | #[unix_sigpipe = "inherit"] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = note: see issue #97889 for more information + = help: add `#![feature(unix_sigpipe)]` to the crate attributes to enable + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0658`. -- cgit 1.4.1-3-g733a5