From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- library/std/build.rs | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 library/std/build.rs (limited to 'library/std/build.rs') diff --git a/library/std/build.rs b/library/std/build.rs new file mode 100644 index 000000000..8b1a06ee7 --- /dev/null +++ b/library/std/build.rs @@ -0,0 +1,52 @@ +use std::env; + +fn main() { + println!("cargo:rerun-if-changed=build.rs"); + let target = env::var("TARGET").expect("TARGET was not set"); + if target.contains("freebsd") { + if env::var("RUST_STD_FREEBSD_12_ABI").is_ok() { + println!("cargo:rustc-cfg=freebsd12"); + } + } else if target.contains("linux") + || target.contains("netbsd") + || target.contains("dragonfly") + || target.contains("openbsd") + || target.contains("solaris") + || target.contains("illumos") + || target.contains("apple-darwin") + || target.contains("apple-ios") + || target.contains("apple-watchos") + || target.contains("uwp") + || target.contains("windows") + || target.contains("fuchsia") + || (target.contains("sgx") && target.contains("fortanix")) + || target.contains("hermit") + || target.contains("l4re") + || target.contains("redox") + || target.contains("haiku") + || target.contains("vxworks") + || target.contains("wasm32") + || target.contains("wasm64") + || target.contains("asmjs") + || target.contains("espidf") + || target.contains("solid") + || target.contains("nintendo-3ds") + { + // These platforms don't have any special requirements. + } else { + // This is for Cargo's build-std support, to mark std as unstable for + // typically no_std platforms. + // This covers: + // - os=none ("bare metal" targets) + // - mipsel-sony-psp + // - nvptx64-nvidia-cuda + // - arch=avr + // - tvos (aarch64-apple-tvos, x86_64-apple-tvos) + // - uefi (x86_64-unknown-uefi, i686-unknown-uefi) + // - JSON targets + // - Any new targets that have not been explicitly added above. + println!("cargo:rustc-cfg=feature=\"restricted-std\""); + } + println!("cargo:rustc-env=STD_ENV_ARCH={}", env::var("CARGO_CFG_TARGET_ARCH").unwrap()); + println!("cargo:rustc-cfg=backtrace_in_libstd"); +} -- cgit v1.2.3