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extern crate gcc;
use std::env;
use std::fs;
use std::path::PathBuf;
fn main() {
let out = PathBuf::from(env::var_os("OUT_DIR").unwrap());
fs::remove_dir_all(&out).unwrap();
fs::create_dir(&out).unwrap();
gcc::Config::new()
.file("src/foo.c")
.define("FOO", None)
.define("BAR", Some("1"))
.compile("libfoo.a");
gcc::Config::new()
.file("src/bar1.c")
.file("src/bar2.c")
.include("src/include")
.compile("libbar.a");
let target = std::env::var("TARGET").unwrap();
let file = target.split("-").next().unwrap();
let file = format!("src/{}.{}",
file,
if target.contains("msvc") { "asm" } else { "S" });
gcc::Config::new()
.file(file)
.compile("libasm.a");
gcc::Config::new()
.file("src/baz.cpp")
.cpp(true)
.compile("libbaz.a");
if target.contains("windows") {
gcc::Config::new()
.file("src/windows.c")
.compile("libwindows.a");
}
// Test that the `windows_registry` module will set PATH by looking for
// nmake which runs vanilla cl, and then also test it after we remove all
// the relevant env vars from our own process.
if target.contains("msvc") {
let out = out.join("tmp");
fs::create_dir(&out).unwrap();
println!("nmake 1");
let status = gcc::windows_registry::find(&target, "nmake.exe")
.unwrap()
.arg("/fsrc/NMakefile")
.env("OUT_DIR", &out)
.status()
.unwrap();
assert!(status.success());
fs::remove_dir_all(&out).unwrap();
fs::create_dir(&out).unwrap();
env::remove_var("PATH");
env::remove_var("VCINSTALLDIR");
env::remove_var("INCLUDE");
env::remove_var("LIB");
println!("nmake 2");
let status = gcc::windows_registry::find(&target, "nmake.exe")
.unwrap()
.arg("/fsrc/NMakefile")
.env("OUT_DIR", &out)
.status()
.unwrap();
assert!(status.success());
println!("cargo:rustc-link-lib=msvc");
println!("cargo:rustc-link-search={}", out.display());
}
// This tests whether we can build a library but not link it to the main
// crate. The test module will do its own linking.
gcc::Config::new()
.cargo_metadata(false)
.file("src/opt_linkage.c")
.compile("libOptLinkage.a");
let out = gcc::Config::new()
.file("src/expand.c")
.expand();
let out = String::from_utf8(out).unwrap();
assert!(out.contains("hello world"));
}
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