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No longer redownloads unicorn each cargo build

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This commit is contained in:
Dominik Maier 2021-11-09 15:34:22 +01:00
parent ec02eccb85
commit 1f90734b12
1 changed files with 102 additions and 77 deletions
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179
bindings/rust/build.rs
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@ -1,11 +1,11 @@
use bytes::Buf;
use flate2::read::GzDecoder;
use reqwest::header::USER_AGENT;
use std::path::PathBuf;
use std::path::{Path, PathBuf};
use std::{env, process::Command};
use tar::Archive;
fn find_unicorn(unicorn_dir: &PathBuf) -> Option<PathBuf> {
fn find_unicorn(unicorn_dir: &Path) -> Option<PathBuf> {
for entry in std::fs::read_dir(unicorn_dir).ok()? {
let entry = entry.unwrap();
let path = entry.path();
@ -18,7 +18,12 @@ fn find_unicorn(unicorn_dir: &PathBuf) -> Option<PathBuf> {
None
}
fn download_unicorn() -> Option<String> {
fn out_dir() -> PathBuf {
let out_dir = env::var("OUT_DIR").unwrap();
Path::new(&out_dir).to_path_buf()
}
fn download_unicorn() -> PathBuf {
// https://docs.github.com/en/rest/reference/repos#download-a-repository-archive-tar
let pkg_version;
if let Ok(unicorn_version) = env::var("UNICORN_VERSION") {
@ -26,7 +31,7 @@ fn download_unicorn() -> Option<String> {
} else {
pkg_version = env::var("CARGO_PKG_VERSION").unwrap();
}
let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
let out_dir = out_dir();
let client = reqwest::blocking::Client::new();
let resp = client
.get(format!(
@ -43,89 +48,106 @@ fn download_unicorn() -> Option<String> {
let mut archive = Archive::new(tar);
archive.unpack(&out_dir).unwrap();
match find_unicorn(&out_dir) {
Some(dir) => Some(String::from(out_dir.join(dir).to_str()?)),
None => None,
}
find_unicorn(&out_dir).unwrap()
}
fn main() {
let profile = env::var("PROFILE").unwrap();
let unicorn_dir;
if let Result::Ok(_) = env::var("CI") {
unicorn_dir = format!("../..");
} else {
unicorn_dir = download_unicorn().unwrap();
}
println!("cargo:rerun-if-changed={}", &unicorn_dir);
// We don't use TARGET since we can't cross-build.
if env::consts::OS == "windows" {
// Windows
let mut cmd = Command::new("cmake");
cmd.current_dir(&unicorn_dir)
.arg("-B")
.arg("rust_build")
.arg("-DUNICORN_BUILD_SHARED=off")
.arg("-G")
.arg("Visual Studio 16 2019");
if profile == "debug" {
cmd.arg("-DCMAKE_BUILD_TYPE=Debug");
} else {
cmd.arg("-DCMAKE_BUILD_TYPE=Release");
}
cmd.output()
.expect("Fail to create build directory on Windows.");
let mut platform = "x64";
let mut conf = "Release";
if std::mem::size_of::<usize>() == 4 {
platform = "Win32";
}
if profile == "debug" {
conf = "Debug";
}
Command::new("msbuild")
.current_dir(format!("{}/rust_build", &unicorn_dir))
.arg("unicorn.sln")
.arg("-m")
.arg("-p:Platform=".to_owned() + platform)
.arg("-p:Configuration=".to_owned() + conf)
.output()
.expect("Fail to build unicorn on Win32.");
if let Some(unicorn_dir) = find_unicorn(&out_dir()) {
let rust_build_path = unicorn_dir.join("rust_build");
println!(
"cargo:rustc-link-search={}/rust_build/{}",
unicorn_dir, conf
"cargo:rustc-link-search={}",
rust_build_path.to_str().unwrap()
);
println!(
"cargo:rustc-link-search={}",
rust_build_path.join("Debug").to_str().unwrap()
);
println!(
"cargo:rustc-link-search={}",
rust_build_path.join("Release").to_str().unwrap()
);
} else {
// Most Unix-like systems
let mut cmd = Command::new("cmake");
cmd.current_dir(&unicorn_dir)
.arg("-B")
.arg("rust_build")
.arg("-DUNICORN_BUILD_SHARED=off");
if profile == "debug" {
cmd.arg("-DCMAKE_BUILD_TYPE=Debug");
let unicorn_dir = if let Result::Ok(_) = env::var("CI") {
Path::new("..").join("..")
} else {
cmd.arg("-DCMAKE_BUILD_TYPE=Release");
println!("cargo:warning=Unicorn not found. Downloading...");
download_unicorn()
};
let rust_build_path = unicorn_dir.join("rust_build");
let mut cmd = Command::new("cmake");
// We don't use TARGET since we can't cross-build.
if env::consts::OS == "windows" {
// Windows
cmd.current_dir(&unicorn_dir)
.arg("-B")
.arg("rust_build")
.arg("-DUNICORN_BUILD_SHARED=off")
.arg("-G")
.arg("Visual Studio 16 2019");
if profile == "debug" {
cmd.arg("-DCMAKE_BUILD_TYPE=Debug");
} else {
cmd.arg("-DCMAKE_BUILD_TYPE=Release");
}
cmd.output()
.expect("Fail to create build directory on Windows.");
let mut platform = "x64";
let mut conf = "Release";
if std::mem::size_of::<usize>() == 4 {
platform = "Win32";
}
if profile == "debug" {
conf = "Debug";
}
Command::new("msbuild")
.current_dir(&rust_build_path)
.arg("unicorn.sln")
.arg("-m")
.arg("-p:Platform=".to_owned() + platform)
.arg("-p:Configuration=".to_owned() + conf)
.output()
.expect("Fail to build unicorn on Win32.");
println!(
"cargo:rustc-link-search={}",
rust_build_path.join(conf).to_str().unwrap()
);
} else {
// Most Unix-like systems
let mut cmd = Command::new("cmake");
cmd.current_dir(&unicorn_dir)
.arg("-B")
.arg("rust_build")
.arg("-DUNICORN_BUILD_SHARED=off");
if profile == "debug" {
cmd.arg("-DCMAKE_BUILD_TYPE=Debug");
} else {
cmd.arg("-DCMAKE_BUILD_TYPE=Release");
}
cmd.output()
.expect("Fail to create build directory on *nix.");
Command::new("make")
.current_dir(&rust_build_path)
.arg("-j6")
.output()
.expect("Fail to build unicorn on *nix.");
println!(
"cargo:rustc-link-search={}",
rust_build_path.to_str().unwrap()
);
}
cmd.output()
.expect("Fail to create build directory on *nix.");
Command::new("make")
.current_dir(format!("{}/rust_build", &unicorn_dir))
.arg("-j6")
.output()
.expect("Fail to build unicorn on *nix.");
println!("cargo:rustc-link-search={}/rust_build", unicorn_dir);
}
// This is a workaround for Unicorn static link since libunicorn.a is also linked again lib*-softmmu.a.
@ -157,4 +179,7 @@ fn main() {
println!("cargo:rustc-link-lib={}-softmmu", arch);
}
println!("cargo:rustc-link-lib=unicorn-common");
println!("cargo:rerun-if-changed=build.rs");
println!("cargo:rerun-if-changed=src");
}