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Merge pull request #1511 from bet4it/use_system_unicorn

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Add use_system_unicorn feature in rust bindings
This commit is contained in:
lazymio
2022-02-12 22:57:01 +01:00
committed by GitHub
parent 52e0963cc7 3e9ae003b7
commit d503a69239
2 changed files with 37 additions and 6 deletions
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27
bindings/rust/build.rs
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@@ -1,10 +1,19 @@
#[cfg(feature = "build_unicorn_cmake")]
use bytes::Buf;
#[cfg(feature = "build_unicorn_cmake")]
use flate2::read::GzDecoder;
#[cfg(feature = "use_system_unicorn")]
use pkg_config;
#[cfg(feature = "build_unicorn_cmake")]
use reqwest::header::USER_AGENT;
#[cfg(feature = "build_unicorn_cmake")]
use std::path::{Path, PathBuf};
#[cfg(feature = "build_unicorn_cmake")]
use std::{env, process::Command};
#[cfg(feature = "build_unicorn_cmake")]
use tar::Archive;
#[cfg(feature = "build_unicorn_cmake")]
fn find_unicorn(unicorn_dir: &Path) -> Option<PathBuf> {
for entry in std::fs::read_dir(unicorn_dir).ok()? {
let entry = entry.unwrap();
@@ -18,11 +27,13 @@ fn find_unicorn(unicorn_dir: &Path) -> Option<PathBuf> {
None
}
#[cfg(feature = "build_unicorn_cmake")]
fn out_dir() -> PathBuf {
let out_dir = env::var("OUT_DIR").unwrap();
Path::new(&out_dir).to_path_buf()
}
#[cfg(feature = "build_unicorn_cmake")]
fn download_unicorn() -> PathBuf {
// https://docs.github.com/en/rest/reference/repos#download-a-repository-archive-tar
let pkg_version;
@@ -51,8 +62,9 @@ fn download_unicorn() -> PathBuf {
find_unicorn(&out_dir).unwrap()
}
#[cfg(feature = "build_unicorn_cmake")]
#[allow(clippy::branches_sharing_code)]
fn main() {
fn build_with_cmake() {
let profile = env::var("PROFILE").unwrap();
if let Some(unicorn_dir) = find_unicorn(&out_dir()) {
@@ -183,3 +195,16 @@ fn main() {
println!("cargo:rerun-if-changed=build.rs");
println!("cargo:rerun-if-changed=src");
}
fn main() {
if cfg!(feature = "use_system_unicorn") {
#[cfg(feature = "use_system_unicorn")]
pkg_config::Config::new()
.atleast_version("2")
.probe("unicorn")
.expect("Could not find system unicorn2");
} else {
#[cfg(feature = "build_unicorn_cmake")]
build_with_cmake();
}
}