diff options
Diffstat (limited to 'compiler/rustc_codegen_gcc/build_system/src/cargo.rs')
| -rw-r--r-- | compiler/rustc_codegen_gcc/build_system/src/cargo.rs | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/compiler/rustc_codegen_gcc/build_system/src/cargo.rs b/compiler/rustc_codegen_gcc/build_system/src/cargo.rs deleted file mode 100644 index 1cfcdba6b1c..00000000000 --- a/compiler/rustc_codegen_gcc/build_system/src/cargo.rs +++ /dev/null @@ -1,114 +0,0 @@ -use crate::config::ConfigInfo; -use crate::utils::{ - get_toolchain, run_command_with_output_and_env_no_err, rustc_toolchain_version_info, - rustc_version_info, -}; - -use std::collections::HashMap; -use std::ffi::OsStr; -use std::path::PathBuf; - -fn args() -> Result<Option<Vec<String>>, String> { - // We skip the binary and the "cargo" option. - if let Some("--help") = std::env::args().skip(2).next().as_deref() { - usage(); - return Ok(None); - } - let args = std::env::args().skip(2).collect::<Vec<_>>(); - if args.is_empty() { - return Err( - "Expected at least one argument for `cargo` subcommand, found none".to_string(), - ); - } - Ok(Some(args)) -} - -fn usage() { - println!( - r#" -`cargo` command help: - - [args] : Arguments to be passed to the cargo command - --help : Show this help -"# - ) -} - -pub fn run() -> Result<(), String> { - let args = match args()? { - Some(a) => a, - None => return Ok(()), - }; - - // We first need to go to the original location to ensure that the config setup will go as - // expected. - let current_dir = std::env::current_dir() - .and_then(|path| path.canonicalize()) - .map_err(|error| format!("Failed to get current directory path: {:?}", error))?; - let current_exe = std::env::current_exe() - .and_then(|path| path.canonicalize()) - .map_err(|error| format!("Failed to get current exe path: {:?}", error))?; - let mut parent_dir = current_exe - .components() - .map(|comp| comp.as_os_str()) - .collect::<Vec<_>>(); - // We run this script from "build_system/target/release/y", so we need to remove these elements. - for to_remove in &["y", "release", "target", "build_system"] { - if parent_dir - .last() - .map(|part| part == to_remove) - .unwrap_or(false) - { - parent_dir.pop(); - } else { - return Err(format!( - "Build script not executed from `build_system/target/release/y` (in path {})", - current_exe.display(), - )); - } - } - let parent_dir = PathBuf::from(parent_dir.join(&OsStr::new("/"))); - std::env::set_current_dir(&parent_dir).map_err(|error| { - format!( - "Failed to go to `{}` folder: {:?}", - parent_dir.display(), - error - ) - })?; - - let mut env: HashMap<String, String> = std::env::vars().collect(); - ConfigInfo::default().setup(&mut env, false)?; - let toolchain = get_toolchain()?; - - let toolchain_version = rustc_toolchain_version_info(&toolchain)?; - let default_version = rustc_version_info(None)?; - if toolchain_version != default_version { - println!( - "rustc_codegen_gcc is built for {} but the default rustc version is {}.", - toolchain_version.short, default_version.short, - ); - println!("Using {}.", toolchain_version.short); - } - - // We go back to the original folder since we now have set up everything we needed. - std::env::set_current_dir(¤t_dir).map_err(|error| { - format!( - "Failed to go back to `{}` folder: {:?}", - current_dir.display(), - error - ) - })?; - - let rustflags = env.get("RUSTFLAGS").cloned().unwrap_or_default(); - env.insert("RUSTDOCFLAGS".to_string(), rustflags); - let toolchain = format!("+{}", toolchain); - let mut command: Vec<&dyn AsRef<OsStr>> = vec![&"cargo", &toolchain]; - for arg in &args { - command.push(arg); - } - if run_command_with_output_and_env_no_err(&command, None, Some(&env)).is_err() { - std::process::exit(1); - } - - Ok(()) -} |
