blob: 23ceebad46d19c6fc645366782126d716da850b8 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
use std::path::PathBuf;
use std::{env, fs};
fn main() {
let target = env::var("TARGET").unwrap();
let host_triple = env::var("HOST").unwrap();
let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
let name = env::var("CARGO_PKG_NAME").unwrap();
if host_triple == target {
println!("cargo:rustc-cfg=native");
}
if target.starts_with("thumb") {
let suffix = if env::var_os("CARGO_FEATURE_LINKER_PLUGIN_LTO").is_some() {
"-lto"
} else {
""
};
fs::copy(
format!("bin/{}{}.a", target, suffix),
out_dir.join(format!("lib{}.a", name)),
)
.unwrap();
println!("cargo:rustc-link-lib=static={}", name);
println!("cargo:rustc-link-search={}", out_dir.display());
}
if target.starts_with("thumbv6m-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv6m");
} else if target.starts_with("thumbv7m-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv7m");
} else if target.starts_with("thumbv7em-") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv7m");
println!("cargo:rustc-cfg=armv7em"); // (not currently used)
} else if target.starts_with("thumbv8m.base") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv8m");
println!("cargo:rustc-cfg=armv8m_base");
} else if target.starts_with("thumbv8m.main") {
println!("cargo:rustc-cfg=cortex_m");
println!("cargo:rustc-cfg=armv8m");
println!("cargo:rustc-cfg=armv8m_main");
}
if target.ends_with("-eabihf") {
println!("cargo:rustc-cfg=has_fpu");
}
}
|
