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Allow to choose an explicit prefix for rdkit. #45

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Allow to choose an explicit prefix for rdkit. #45

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27 changes: 19 additions & 8 deletions rdkit-sys/build.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,13 +7,24 @@ fn main() {

env_logger::init();

let explicit_prefix = std::env::var("RDKIT_PREFIX").ok();
let use_conda = std::env::var("CARGO_FEATURE_DYNAMIC_LINKING_FROM_CONDA").is_ok();

let mut lib_paths = vec![];
let mut include_paths = vec![];

match (std::env::consts::OS, std::env::consts::ARCH, use_conda) {
(_, _, true) => {
match (
std::env::consts::OS,
std::env::consts::ARCH,
explicit_prefix,
use_conda,
) {
(_, _, Some(prefix), _) => {
include_paths.push(format!("{prefix}/include"));
include_paths.push(format!("{prefix}/include/rdkit"));
lib_paths.push(format!("{prefix}/lib"));
}
(_, _, _, true) => {
// prefer the prefix env var, if not, fall back to the base from the CLI
match std::env::var("CONDA_PREFIX") {
Ok(prefix) => {
Expand All @@ -38,24 +49,24 @@ fn main() {
}
}
}
("macos", "x86_64", _) => {
("macos", "x86_64", _, _) => {
include_paths.push("/usr/local/include".to_string());
include_paths.push("/usr/local/include/rdkit".to_string());
}
("macos", "aarch64", _) => {
("macos", "aarch64", _, _) => {
include_paths.push("/opt/homebrew/include".to_string());
include_paths.push("/opt/homebrew/include/rdkit".to_string());
lib_paths.push("/opt/homebrew/lib".to_string())
}
("linux", _, _) => {
("linux", _, _, _) => {
include_paths.push("/usr/local/include".to_string());
include_paths.push("/usr/local/include/rdkit".to_string());
include_paths.push("/usr/include".to_string());
include_paths.push("/usr/include/rdkit".to_string());
}
(unsupported_os, unsupported_arch, use_conda) => panic!(
"sorry, rdkit-sys doesn't support {}/{}/use_conda={} at this time",
unsupported_os, unsupported_arch, use_conda
(unsupported_os, unsupported_arch, explicit_prefix, use_conda) => panic!(
"sorry, rdkit-sys doesn't support {}/{}/explicit_prefix={:?}/use_conda={} at this time",
unsupported_os, unsupported_arch, explicit_prefix, use_conda
),
};

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