run_make_support: rename env_checked -> env

Author: jieyouxu

src/tools/run-make-support/src/env_checked.rs renamed to src/tools/run-make-support/src/env.rs

@@ -1,10 +1,9 @@
-use std::env;
 use std::ffi::OsString;
 
 #[track_caller]
 #[must_use]
 pub fn env_var(name: &str) -> String {
-    match env::var(name) {
+    match std::env::var(name) {
         Ok(v) => v,
         Err(err) => panic!("failed to retrieve environment variable {name:?}: {err:?}"),
     }
@@ -13,7 +12,7 @@ pub fn env_var(name: &str) -> String {
 #[track_caller]
 #[must_use]
 pub fn env_var_os(name: &str) -> OsString {
-    match env::var_os(name) {
+    match std::env::var_os(name) {
         Some(v) => v,
         None => panic!("failed to retrieve environment variable {name:?}"),
     }

src/tools/run-make-support/src/external_deps/llvm.rs

@@ -1,7 +1,7 @@
 use std::path::{Path, PathBuf};
 
 use crate::command::Command;
-use crate::env_checked::env_var;
+use crate::env::env_var;
 
 /// Construct a new `llvm-readobj` invocation with the `GNU` output style.
 /// This assumes that `llvm-readobj` is available at `$LLVM_BIN_DIR/llvm-readobj`.

src/tools/run-make-support/src/external_deps/python.rs

@@ -1,5 +1,5 @@
 use crate::command::Command;
-use crate::env_checked::env_var;
+use crate::env::env_var;
 
 /// Obtain path of python as provided by the `PYTHON` environment variable. It is up to the caller
 /// to document and check if the python version is compatible with its intended usage.

src/tools/run-make-support/src/external_deps/rustc.rs

@@ -2,7 +2,7 @@ use std::ffi::{OsStr, OsString};
 use std::path::Path;
 
 use crate::command::Command;
-use crate::env_checked::env_var;
+use crate::env::env_var;
 use crate::path_helpers::cwd;
 use crate::util::set_host_rpath;
 

src/tools/run-make-support/src/external_deps/rustdoc.rs

@@ -2,7 +2,7 @@ use std::ffi::OsStr;
 use std::path::Path;
 
 use crate::command::Command;
-use crate::env_checked::{env_var, env_var_os};
+use crate::env::{env_var, env_var_os};
 use crate::util::set_host_rpath;
 
 /// Construct a plain `rustdoc` invocation with no flags set.

src/tools/run-make-support/src/lib.rs

@@ -10,7 +10,7 @@ mod util;
 pub mod artifact_names;
 pub mod assertion_helpers;
 pub mod diff;
-pub mod env_checked;
+pub mod env;
 pub mod external_deps;
 pub mod fs_helpers;
 pub mod fs_wrapper;
@@ -48,7 +48,7 @@ pub use rustdoc::{bare_rustdoc, rustdoc, Rustdoc};
 pub use diff::{diff, Diff};
 
 /// Panic-on-fail [`std::env::var`] and [`std::env::var_os`] wrappers.
-pub use env_checked::{env_var, env_var_os};
+pub use env::{env_var, env_var_os};
 
 /// Convenience helpers for running binaries and other commands.
 pub use run::{cmd, run, run_fail, run_with_args};

src/tools/run-make-support/src/path_helpers.rs

@@ -4,7 +4,7 @@ use std::panic;
 use std::path::{Path, PathBuf};
 
 use crate::command::Command;
-use crate::env_checked::env_var;
+use crate::env::env_var;
 use crate::util::handle_failed_output;
 
 /// Return the current working directory.

src/tools/run-make-support/src/util.rs

@@ -1,7 +1,7 @@
 use std::path::PathBuf;
 
 use crate::command::{Command, CompletedProcess};
-use crate::env_checked::env_var;
+use crate::env::env_var;
 use crate::path_helpers::cwd;
 
 /// If a given [`Command`] failed (as indicated by its [`CompletedProcess`]), verbose print the