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30 lines
995 B
Rust
30 lines
995 B
Rust
/*
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* Copyright 2023 ByteDance and/or its affiliates.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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fn main() {
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#[cfg(feature = "c-ares")]
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if let Ok(version) = std::env::var("DEP_CARES_VERSION_NUMBER") {
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let version = u64::from_str_radix(&version, 16).unwrap();
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if version >= 0x1_14_00 {
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println!("cargo:rustc-cfg=cares1_20");
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}
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if version >= 0x1_16_00 {
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println!("cargo:rustc-cfg=cares1_22");
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}
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}
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}
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