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feat: Implement MSVC cross compilation

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This commit is contained in:
Lucas Schwiderski 2023-03-21 11:04:21 +01:00
parent 86757089b4
commit 089acdbc28
Signed by: lucas
GPG key ID: AA12679AAA6DF4D8
1 changed files with 37 additions and 86 deletions
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123
build.rs
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@ -3,103 +3,54 @@ use fs_extra::dir::CopyOptions;
use std::env;
use std::process::{Command, Stdio};
const LIB_NAME: &str = "luajit";
fn main() {
let luajit_dir = format!("{}/luajit", env!("CARGO_MANIFEST_DIR"));
let out_dir = env::var("OUT_DIR").unwrap();
let src_dir = format!("{}/luajit/src", out_dir);
let lib_path = format!("{}/lib{}.a", &src_dir, LIB_NAME);
dbg!(&luajit_dir);
dbg!(&out_dir);
dbg!(&src_dir);
dbg!(&lib_path);
// DEP_LUAJIT_INCLUDE
// DEB_LUAJIT_LIB_NAME
let mut copy_options = CopyOptions::new();
copy_options.overwrite = true;
let lib_name = build_luajit(&luajit_dir, &out_dir, &src_dir);
dir::copy(&luajit_dir, &out_dir, &copy_options).expect("Failed to copy LuaJIT source");
println!("cargo:lib-name={}", lib_name);
let mut buildcmd = Command::new("make");
buildcmd.current_dir(&src_dir);
buildcmd.stderr(Stdio::inherit());
buildcmd.arg("BUILDMODE=static");
if env::var("CARGO_CFG_WINDOWS").is_ok() {
buildcmd.arg("TARGET_SYS=Windows");
buildcmd.arg("CROSS=x86_64-w64-mingw32-");
}
if cfg!(target_pointer_width = "32") {
buildcmd.env("HOST_CC", "gcc -m32");
buildcmd.arg("-e");
} else {
buildcmd.env("HOST_CC", "gcc");
}
let mut child = buildcmd.spawn().expect("failed to run make");
if !child
.wait()
.map(|status| status.success())
.map_err(|_| false)
.unwrap_or(false)
{
panic!("Failed to build luajit");
}
println!("cargo:lib-name={}", LIB_NAME);
println!("cargo:include={}", src_dir);
println!("cargo:rustc-link-search=native={}", src_dir);
println!("cargo:rustc-link-lib=static={}", lib_name);
// if cfg!(target_os = "macos") && cfg!(target_pointer_width = "64") {
// // RUSTFLAGS='-C link-args=-pagezero_size 10000 -image_base 100000000'
// }
}
#[cfg(target_env = "msvc")]
fn build_luajit(luajit_dir: &str, out_dir: &str, src_dir: &str) -> &'static str {
const LIB_NAME: &'static str = "lua51";
let lib_path = format!("{}/{}.lib", &src_dir, LIB_NAME);
dbg!(&lib_path);
if !std::fs::metadata(&lib_path).is_ok() {
let target = env::var("TARGET").unwrap();
let cl_exe: cc::Tool =
cc::windows_registry::find_tool(&target, "cl.exe").expect("cl.exe not found");
let msvcbuild_bat = format!("{}/msvcbuild.bat", &src_dir);
dbg!(&msvcbuild_bat);
let mut copy_options = CopyOptions::new();
copy_options.overwrite = true;
dir::copy(&luajit_dir, &out_dir, &copy_options)
.expect("failed to copy luajit source to out dir");
let mut buildcmd = Command::new(msvcbuild_bat);
for (name, value) in cl_exe.env() {
eprintln!("{:?} = {:?}", name, value);
buildcmd.env(name, value);
}
buildcmd.env("Configuration", "Release");
buildcmd.args(&["static"]);
buildcmd.current_dir(&src_dir);
buildcmd.stderr(Stdio::inherit());
let mut child = buildcmd.spawn().expect("failed to run msvcbuild.bat");
if !child
.wait()
.map(|status| status.success())
.map_err(|_| false)
.unwrap_or(false)
{
panic!("Failed to build luajit");
}
}
LIB_NAME
}
#[cfg(not(target_env = "msvc"))]
fn build_luajit(luajit_dir: &str, out_dir: &str, src_dir: &str) -> &'static str {
const LIB_NAME: &'static str = "luajit";
let lib_path = format!("{}/lib{}.a", &src_dir, LIB_NAME);
dbg!(&lib_path);
if !std::fs::metadata(&lib_path).is_ok() {
let mut copy_options = CopyOptions::new();
copy_options.overwrite = true;
dir::copy(&luajit_dir, &out_dir, &copy_options).unwrap();
std::fs::copy(format!("etc/Makefile"), format!("{}/Makefile", &src_dir)).unwrap();
let mut buildcmd = Command::new("make");
buildcmd.current_dir(&src_dir);
buildcmd.stderr(Stdio::inherit());
if cfg!(target_pointer_width = "32") {
buildcmd.env("HOST_CC", "gcc -m32");
buildcmd.arg("-e");
}
let mut child = buildcmd.spawn().expect("failed to run make");
if !child
.wait()
.map(|status| status.success())
.map_err(|_| false)
.unwrap_or(false)
{
panic!("Failed to build luajit");
}
}
LIB_NAME
println!("cargo:rustc-link-lib=static={}", LIB_NAME);
}