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Diffstat (limited to 'samples/rust/rust_print.rs')
-rw-r--r-- | samples/rust/rust_print.rs | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/samples/rust/rust_print.rs b/samples/rust/rust_print.rs new file mode 100644 index 000000000000..f3e06c78d0c3 --- /dev/null +++ b/samples/rust/rust_print.rs @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 + +//! Rust printing macros sample. + +use kernel::prelude::*; +use kernel::{pr_cont, str::CStr, ThisModule}; + +module! { + type: RustPrint, + name: "rust_print", + author: "Rust for Linux Contributors", + description: "Rust printing macros sample", + license: "GPL", +} + +struct RustPrint; + +impl kernel::Module for RustPrint { + fn init(_name: &'static CStr, _module: &'static ThisModule) -> Result<Self> { + pr_info!("Rust printing macros sample (init)\n"); + + pr_emerg!("Emergency message (level 0) without args\n"); + pr_alert!("Alert message (level 1) without args\n"); + pr_crit!("Critical message (level 2) without args\n"); + pr_err!("Error message (level 3) without args\n"); + pr_warn!("Warning message (level 4) without args\n"); + pr_notice!("Notice message (level 5) without args\n"); + pr_info!("Info message (level 6) without args\n"); + + pr_info!("A line that"); + pr_cont!(" is continued"); + pr_cont!(" without args\n"); + + pr_emerg!("{} message (level {}) with args\n", "Emergency", 0); + pr_alert!("{} message (level {}) with args\n", "Alert", 1); + pr_crit!("{} message (level {}) with args\n", "Critical", 2); + pr_err!("{} message (level {}) with args\n", "Error", 3); + pr_warn!("{} message (level {}) with args\n", "Warning", 4); + pr_notice!("{} message (level {}) with args\n", "Notice", 5); + pr_info!("{} message (level {}) with args\n", "Info", 6); + + pr_info!("A {} that", "line"); + pr_cont!(" is {}", "continued"); + pr_cont!(" with {}\n", "args"); + + Ok(RustPrint) + } +} + +impl Drop for RustPrint { + fn drop(&mut self) { + pr_info!("Rust printing macros sample (exit)\n"); + } +} |