28 lines
964 B
Rust
28 lines
964 B
Rust
use std::env;
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use std::path::Path;
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use std::process::Command;
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fn main() {
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let manifest_dir = Path::new(env!("CARGO_MANIFEST_DIR"));
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let widgets_rs_path = manifest_dir.join("src/widgets/generated.rs");
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let codegen_bin = manifest_dir.join("../target/debug/lvgl-codegen");
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println!("rerun-if-changed={}", codegen_bin.to_string_lossy());
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if env::var("LVGL_FORCE_CODEGEN").is_ok() || !widgets_rs_path.exists() {
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println!("Generating `src/widgets/generated.rs`");
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let status = Command::new(codegen_bin)
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.spawn()
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.unwrap_or_else(|_| {
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panic!(
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"Code generation failed because no codegen executable was found. \
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Please run `cargo build --package lvgl-codegen` and then try again.",
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)
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})
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.wait()
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.unwrap();
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if !status.success() {
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panic!("Code generation failed");
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}
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}
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}
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