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-rw-r--r--src/bootstrap/src/bin/main.rs15
-rw-r--r--src/bootstrap/src/core/build_steps/format.rs11
-rw-r--r--src/bootstrap/src/core/build_steps/gcc.rs4
-rw-r--r--src/bootstrap/src/core/build_steps/llvm.rs2
-rw-r--r--src/bootstrap/src/core/builder/tests.rs2
-rw-r--r--src/bootstrap/src/core/config/config.rs11
-rw-r--r--src/bootstrap/src/core/config/flags.rs3
-rw-r--r--src/bootstrap/src/core/download.rs3
-rw-r--r--src/bootstrap/src/utils/render_tests.rs3
9 files changed, 28 insertions, 26 deletions
diff --git a/src/bootstrap/src/bin/main.rs b/src/bootstrap/src/bin/main.rs
index 88c2d8d9968..443131dc7f3 100644
--- a/src/bootstrap/src/bin/main.rs
+++ b/src/bootstrap/src/bin/main.rs
@@ -14,7 +14,6 @@ use bootstrap::{
     Build, CONFIG_CHANGE_HISTORY, Config, Flags, Subcommand, debug, find_recent_config_change_ids,
     human_readable_changes, t,
 };
-use build_helper::ci::CiEnv;
 #[cfg(feature = "tracing")]
 use tracing::instrument;
 
@@ -70,12 +69,14 @@ fn main() {
     }
 
     // check_version warnings are not printed during setup, or during CI
-    let changelog_suggestion =
-        if matches!(config.cmd, Subcommand::Setup { .. }) || CiEnv::is_ci() || config.dry_run() {
-            None
-        } else {
-            check_version(&config)
-        };
+    let changelog_suggestion = if matches!(config.cmd, Subcommand::Setup { .. })
+        || config.is_running_on_ci
+        || config.dry_run()
+    {
+        None
+    } else {
+        check_version(&config)
+    };
 
     // NOTE: Since `./configure` generates a `bootstrap.toml`, distro maintainers will see the
     // changelog warning, not the `x.py setup` message.
diff --git a/src/bootstrap/src/core/build_steps/format.rs b/src/bootstrap/src/core/build_steps/format.rs
index 9817e47baa1..840841b0939 100644
--- a/src/bootstrap/src/core/build_steps/format.rs
+++ b/src/bootstrap/src/core/build_steps/format.rs
@@ -6,7 +6,6 @@ use std::process::Command;
 use std::sync::Mutex;
 use std::sync::mpsc::SyncSender;
 
-use build_helper::ci::CiEnv;
 use build_helper::git::get_git_modified_files;
 use ignore::WalkBuilder;
 
@@ -104,7 +103,7 @@ struct RustfmtConfig {
 
 // Prints output describing a collection of paths, with lines such as "formatted modified file
 // foo/bar/baz" or "skipped 20 untracked files".
-fn print_paths(verb: &str, adjective: Option<&str>, paths: &[String]) {
+fn print_paths(build: &Builder<'_>, verb: &str, adjective: Option<&str>, paths: &[String]) {
     let len = paths.len();
     let adjective =
         if let Some(adjective) = adjective { format!("{adjective} ") } else { String::new() };
@@ -115,7 +114,7 @@ fn print_paths(verb: &str, adjective: Option<&str>, paths: &[String]) {
     } else {
         println!("fmt: {verb} {len} {adjective}files");
     }
-    if len > 1000 && !CiEnv::is_ci() {
+    if len > 1000 && !build.config.is_running_on_ci {
         println!("hint: if this number seems too high, try running `git fetch origin master`");
     }
 }
@@ -135,7 +134,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
     // `--all` is specified or we are in CI. We check all files in CI to avoid bugs in
     // `get_modified_rs_files` letting regressions slip through; we also care about CI time less
     // since this is still very fast compared to building the compiler.
-    let all = all || CiEnv::is_ci();
+    let all = all || build.config.is_running_on_ci;
 
     let mut builder = ignore::types::TypesBuilder::new();
     builder.add_defaults();
@@ -190,7 +189,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
                 )
                 .map(|x| x.to_string())
                 .collect();
-            print_paths("skipped", Some("untracked"), &untracked_paths);
+            print_paths(build, "skipped", Some("untracked"), &untracked_paths);
 
             for untracked_path in untracked_paths {
                 // The leading `/` makes it an exact match against the
@@ -319,7 +318,7 @@ pub fn format(build: &Builder<'_>, check: bool, all: bool, paths: &[PathBuf]) {
     });
     let mut paths = formatted_paths.into_inner().unwrap();
     paths.sort();
-    print_paths(if check { "checked" } else { "formatted" }, adjective, &paths);
+    print_paths(build, if check { "checked" } else { "formatted" }, adjective, &paths);
 
     drop(tx);
 
diff --git a/src/bootstrap/src/core/build_steps/gcc.rs b/src/bootstrap/src/core/build_steps/gcc.rs
index 0aa2a332531..b88a5f2bbf1 100644
--- a/src/bootstrap/src/core/build_steps/gcc.rs
+++ b/src/bootstrap/src/core/build_steps/gcc.rs
@@ -12,8 +12,6 @@ use std::fs;
 use std::path::{Path, PathBuf};
 use std::sync::OnceLock;
 
-use build_helper::ci::CiEnv;
-
 use crate::core::builder::{Builder, Cargo, Kind, RunConfig, ShouldRun, Step};
 use crate::core::config::TargetSelection;
 use crate::utils::build_stamp::{BuildStamp, generate_smart_stamp_hash};
@@ -202,7 +200,7 @@ fn build_gcc(metadata: &Meta, builder: &Builder<'_>, target: TargetSelection) {
     // source directories as read-only on Linux.
     // Therefore, as a part of the build in CI, we first copy the whole source directory
     // to the build directory, and perform the build from there.
-    let src_dir = if CiEnv::is_ci() {
+    let src_dir = if builder.config.is_running_on_ci {
         let src_dir = builder.gcc_out(target).join("src");
         if src_dir.exists() {
             builder.remove_dir(&src_dir);
diff --git a/src/bootstrap/src/core/build_steps/llvm.rs b/src/bootstrap/src/core/build_steps/llvm.rs
index 1e3148d631c..0ae5256a18f 100644
--- a/src/bootstrap/src/core/build_steps/llvm.rs
+++ b/src/bootstrap/src/core/build_steps/llvm.rs
@@ -266,7 +266,7 @@ pub(crate) fn is_ci_llvm_available(config: &Config, asserts: bool) -> bool {
 /// Returns true if we're running in CI with modified LLVM (and thus can't download it)
 pub(crate) fn is_ci_llvm_modified(config: &Config) -> bool {
     // If not running in a CI environment, return false.
-    if !CiEnv::is_ci() {
+    if !config.is_running_on_ci {
         return false;
     }
 
diff --git a/src/bootstrap/src/core/builder/tests.rs b/src/bootstrap/src/core/builder/tests.rs
index 343fbcc0286..e8a1620745e 100644
--- a/src/bootstrap/src/core/builder/tests.rs
+++ b/src/bootstrap/src/core/builder/tests.rs
@@ -264,7 +264,7 @@ fn ci_rustc_if_unchanged_logic() {
         let mut paths = vec!["compiler"];
 
         // Handle library tree the same way as in `Config::download_ci_rustc_commit`.
-        if build_helper::ci::CiEnv::is_ci() {
+        if builder.config.is_running_on_ci {
             paths.push("library");
         }
 
diff --git a/src/bootstrap/src/core/config/config.rs b/src/bootstrap/src/core/config/config.rs
index f8ed8072c3d..2b8c1f49afb 100644
--- a/src/bootstrap/src/core/config/config.rs
+++ b/src/bootstrap/src/core/config/config.rs
@@ -415,6 +415,8 @@ pub struct Config {
 
     /// Command for visual diff display, e.g. `diff-tool --color=always`.
     pub compiletest_diff_tool: Option<String>,
+
+    pub is_running_on_ci: bool,
 }
 
 #[derive(Clone, Debug, Default)]
@@ -1422,6 +1424,7 @@ impl Config {
         config.llvm_profile_generate = flags.llvm_profile_generate;
         config.enable_bolt_settings = flags.enable_bolt_settings;
         config.bypass_bootstrap_lock = flags.bypass_bootstrap_lock;
+        config.is_running_on_ci = flags.ci.unwrap_or(CiEnv::is_ci());
 
         // Infer the rest of the configuration.
 
@@ -2425,7 +2428,7 @@ impl Config {
 
         // CI should always run stage 2 builds, unless it specifically states otherwise
         #[cfg(not(test))]
-        if flags.stage.is_none() && build_helper::ci::CiEnv::is_ci() {
+        if flags.stage.is_none() && config.is_running_on_ci {
             match config.cmd {
                 Subcommand::Test { .. }
                 | Subcommand::Miri { .. }
@@ -2647,7 +2650,7 @@ impl Config {
                     if !self.llvm_from_ci {
                         // This happens when LLVM submodule is updated in CI, we should disable ci-rustc without an error
                         // to not break CI. For non-CI environments, we should return an error.
-                        if CiEnv::is_ci() {
+                        if self.is_running_on_ci {
                             println!("WARNING: LLVM submodule has changes, `download-rustc` will be disabled.");
                             return None;
                         } else {
@@ -3036,7 +3039,7 @@ impl Config {
         //
         // If you update "library" logic here, update `builder::tests::ci_rustc_if_unchanged_logic` test
         // logic accordingly.
-        if !CiEnv::is_ci() {
+        if !self.is_running_on_ci {
             allowed_paths.push(":!library");
         }
 
@@ -3064,7 +3067,7 @@ impl Config {
                 .expect("git-commit-info is missing in the project root")
         };
 
-        if CiEnv::is_ci() && {
+        if self.is_running_on_ci && {
             let head_sha =
                 output(helpers::git(Some(&self.src)).arg("rev-parse").arg("HEAD").as_command_mut());
             let head_sha = head_sha.trim();
diff --git a/src/bootstrap/src/core/config/flags.rs b/src/bootstrap/src/core/config/flags.rs
index 0f8efcfcc76..08bd87e03a1 100644
--- a/src/bootstrap/src/core/config/flags.rs
+++ b/src/bootstrap/src/core/config/flags.rs
@@ -179,6 +179,9 @@ pub struct Flags {
     /// arguments passed to subcommands
     #[arg(global = true, last(true), value_name = "ARGS")]
     pub free_args: Vec<String>,
+    /// Make bootstrap to behave as it's running on the CI environment or not.
+    #[arg(global = true, long, value_name = "bool")]
+    pub ci: Option<bool>,
 }
 
 impl Flags {
diff --git a/src/bootstrap/src/core/download.rs b/src/bootstrap/src/core/download.rs
index 3776dd13676..5bd947f6e63 100644
--- a/src/bootstrap/src/core/download.rs
+++ b/src/bootstrap/src/core/download.rs
@@ -6,7 +6,6 @@ use std::path::{Path, PathBuf};
 use std::process::{Command, Stdio};
 use std::sync::OnceLock;
 
-use build_helper::ci::CiEnv;
 use xz2::bufread::XzDecoder;
 
 use crate::core::config::BUILDER_CONFIG_FILENAME;
@@ -262,7 +261,7 @@ impl Config {
             "--fail",
         ]);
         // Don't print progress in CI; the \r wrapping looks bad and downloads don't take long enough for progress to be useful.
-        if CiEnv::is_ci() {
+        if self.is_running_on_ci {
             curl.arg("--silent");
         } else {
             curl.arg("--progress-bar");
diff --git a/src/bootstrap/src/utils/render_tests.rs b/src/bootstrap/src/utils/render_tests.rs
index 3f58328a5b5..418f3ff975d 100644
--- a/src/bootstrap/src/utils/render_tests.rs
+++ b/src/bootstrap/src/utils/render_tests.rs
@@ -10,7 +10,6 @@ use std::io::{BufRead, BufReader, Read, Write};
 use std::process::{ChildStdout, Stdio};
 use std::time::Duration;
 
-use build_helper::ci::CiEnv;
 use termcolor::{Color, ColorSpec, WriteColor};
 
 use crate::core::builder::Builder;
@@ -187,7 +186,7 @@ impl<'a> Renderer<'a> {
 
         if self.builder.config.verbose_tests {
             self.render_test_outcome_verbose(outcome, test);
-        } else if CiEnv::is_ci() {
+        } else if self.builder.config.is_running_on_ci {
             self.render_test_outcome_ci(outcome, test);
         } else {
             self.render_test_outcome_terse(outcome, test);
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-04-26 20:43:07 +0000