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39 lines
1.6 KiB
39 lines
1.6 KiB
use std::env; |
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fn main() -> miette::Result<()> { |
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if cfg!(feature = "bundled") { |
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// Builds the project in the directory located in `core`, installing it into $OUT_DIR |
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let mut dst = cmake::Config::new("core") |
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.define("BUILD_SHARED_LIBS", "OFF") |
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.define("ZXING_READERS", "ON") |
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.define("ZXING_WRITERS", "ON") |
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.define("ZXING_EXPERIMENTAL_API", "OFF") |
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.define("ZXING_C_API", "ON") |
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.define("ZXING_USE_BUNDLED_ZINT", "ON") |
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.define("CMAKE_INSTALL_LIBDIR", "lib") |
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.build(); |
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dst.push("lib"); |
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println!("cargo:rustc-link-search=native={}", dst.display()); |
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println!("cargo:rustc-link-lib=static=ZXing"); |
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if let Ok(target) = env::var("TARGET") { |
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if target.contains("apple") { |
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println!("cargo:rustc-link-lib=dylib=c++"); |
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} else if target.contains("linux") { |
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println!("cargo:rustc-link-lib=dylib=stdc++"); |
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} |
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} |
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} else if let Ok(lib_dir) = env::var("ZXING_CPP_LIB_DIR") { |
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println!("cargo:rustc-link-search=native={lib_dir}"); |
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println!("cargo:rustc-link-lib=dylib=ZXing"); |
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} else { |
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// panic!("ZXing library not found. Use feature 'bundled' or set environment variabale ZXING_CPP_LIB_DIR.") |
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} |
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// manual bindings.rs generation: |
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// bindgen core/src/ZXingC.h -o src/bindings.rs --no-prepend-enum-name --merge-extern-blocks --use-core --no-doc-comments --no-layout-tests --with-derive-partialeq --allowlist-item "ZXing.*" -- -Itarget/release/build/zxing-cpp-*/out/include |
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// replace enum decimal constants with hexadecimal ones for better readability |
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// perl -0777 -i -pe 's/(pub const (?:ZXing_(?:Barcode|Image)Format_\w+: ZXing_(?:Barcode|Image)Format) = )(\d+);/$1 . sprintf("0x%04X;", $2)/ge' src/bindings.rs |
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Ok(()) |
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}
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