55 lines
1.7 KiB
Rust
55 lines
1.7 KiB
Rust
// SPDX-License-Identifier: GPL-2.0
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//! Rust printing macros sample.
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use kernel::pr_cont;
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use kernel::prelude::*;
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module! {
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type: RustPrint,
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name: "rust_print",
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author: "Rust for Linux Contributors",
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description: "Rust printing macros sample",
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license: "GPL",
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}
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struct RustPrint;
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impl kernel::Module for RustPrint {
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fn init(_module: &'static ThisModule) -> Result<Self> {
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pr_info!("Rust printing macros sample (init)\n");
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pr_emerg!("Emergency message (level 0) without args\n");
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pr_alert!("Alert message (level 1) without args\n");
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pr_crit!("Critical message (level 2) without args\n");
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pr_err!("Error message (level 3) without args\n");
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pr_warn!("Warning message (level 4) without args\n");
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pr_notice!("Notice message (level 5) without args\n");
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pr_info!("Info message (level 6) without args\n");
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pr_info!("A line that");
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pr_cont!(" is continued");
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pr_cont!(" without args\n");
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pr_emerg!("{} message (level {}) with args\n", "Emergency", 0);
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pr_alert!("{} message (level {}) with args\n", "Alert", 1);
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pr_crit!("{} message (level {}) with args\n", "Critical", 2);
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pr_err!("{} message (level {}) with args\n", "Error", 3);
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pr_warn!("{} message (level {}) with args\n", "Warning", 4);
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pr_notice!("{} message (level {}) with args\n", "Notice", 5);
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pr_info!("{} message (level {}) with args\n", "Info", 6);
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pr_info!("A {} that", "line");
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pr_cont!(" is {}", "continued");
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pr_cont!(" with {}\n", "args");
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Ok(RustPrint)
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}
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}
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impl Drop for RustPrint {
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fn drop(&mut self) {
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pr_info!("Rust printing macros sample (exit)\n");
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}
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}
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