normalize line endings, thanks windows

src/config.rs

@@ -1,5 +1,5 @@
-use crate::shell::{self, MessageInfo};
 use crate::docker::{ImageArchitecture, PossibleImage};
+use crate::shell::{self, MessageInfo};
 use crate::{CrossToml, Result, Target, TargetList};
 
 use std::collections::HashMap;

src/cross_toml.rs

@@ -1,7 +1,7 @@
 #![doc = include_str!("../docs/cross_toml.md")]
 
-use crate::shell::{self, MessageInfo};
 use crate::docker::PossibleImage;
+use crate::shell::{self, MessageInfo};
 use crate::{config, errors::*};
 use crate::{Target, TargetList};
 use serde::de::DeserializeOwned;
@@ -416,7 +416,7 @@ mod tests {
 
     macro_rules! s {
         ($x:literal) => {
-            $x.to_string()
+            $x.parse()?
         };
     }
 

src/docker/custom.rs

@@ -1,8 +1,8 @@
 use std::io::Write;
 use std::path::{Path, PathBuf};
 
-use crate::shell::MessageInfo;
 use crate::docker::{Engine, ImageArchitecture};
+use crate::shell::MessageInfo;
 use crate::{config::Config, docker, CargoMetadata, Target};
 use crate::{errors::*, file, CommandExt, ToUtf8};
 

src/docker/image.rs

@@ -71,6 +71,13 @@ impl ImageArchitecture {
         ImageArchitecture::from_target(TargetTriple::X86_64UnknownLinuxGnu);
     pub const AARCH64_UNKNOWN_LINUX_GNU: Self =
         ImageArchitecture::from_target(TargetTriple::Aarch64UnknownLinuxGnu);
+    pub fn docker_platform(&self) -> String {
+        if let Some(variant) = &self.variant {
+            format!("{}/{}/{variant}", self.os, self.architecture)
+        } else {
+            format!("{}/{}", self.os, self.architecture)
+        }
+    }
 }
 
 impl TryFrom<&str> for ImageArchitecture {
@@ -134,6 +141,12 @@ pub enum Architecture {
     Wasm,
 }
 
+impl std::fmt::Display for Architecture {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        self.serialize(f)
+    }
+}
+
 // Supported Oses are on
 // https://rust-lang.github.io/rustup-components-history/aarch64-unknown-linux-gnu.html
 // where rust, rustc and cargo is available (e.g rustup toolchain add works)
@@ -155,6 +168,13 @@ pub enum Os {
     //Plan9,
     //Solaris,
 }
+
+impl std::fmt::Display for Os {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        self.serialize(f)
+    }
+}
+
 impl ImageArchitecture {
     #[track_caller]
     pub const fn from_target(target: TargetTriple) -> Self {

src/docker/shared.rs

@@ -14,7 +14,6 @@ use crate::extensions::{CommandExt, SafeCommand};
 use crate::file::{self, write_file, PathExt, ToUtf8};
 use crate::id;
 use crate::rustc::QualifiedToolchain;
-use crate::rustc::{self, VersionMetaExt};
 use crate::shell::{self, MessageInfo, Verbosity};
 use crate::Target;
 use crate::{errors::*, TargetTriple};

src/lib.rs

@@ -28,8 +28,8 @@ pub mod file;
 mod id;
 mod interpreter;
 pub mod rustc;
-pub mod shell;
 pub mod rustup;
+pub mod shell;
 pub mod temp;
 
 use std::env;
@@ -391,7 +391,11 @@ impl Serialize for Target {
     }
 }
 
-pub fn run(args: Args, target_list: TargetList, msg_info: MessageInfo) -> Result<Option<ExitStatus>> {
+pub fn run(
+    args: Args,
+    target_list: TargetList,
+    msg_info: MessageInfo,
+) -> Result<Option<ExitStatus>> {
     if args.all.iter().any(|a| a == "--version" || a == "-V") && args.subcommand.is_none() {
         println!(
             concat!("cross ", env!("CARGO_PKG_VERSION"), "{}"),
@@ -416,7 +420,7 @@ pub fn run(args: Args, target_list: TargetList, msg_info: MessageInfo) -> Result
         let image = match docker::get_image(&config, &target) {
             Ok(i) => i,
             Err(err) => {
-            shell::warn(err, args.msg_info)?;
+                shell::warn(err, args.msg_info)?;
                 return Ok(None);
             }
         };
@@ -489,8 +493,7 @@ To override the toolchain mounted in the image, set `target.{}.image.toolchain =
                         &toolchain,
                         &rustc_version,
                         &rustc_commit,
-                    args.msg_info,
-
+                        args.msg_info,
                     )?;
                 }
                 is_nightly = channel == Channel::Nightly;

src/rustc.rs

@@ -8,7 +8,6 @@ use crate::docker::ImageArchitecture;
 use crate::errors::*;
 use crate::extensions::{env_program, CommandExt};
 use crate::shell::MessageInfo;
-use crate::Target;
 use crate::TargetTriple;
 
 #[derive(Debug)]
@@ -132,6 +131,7 @@ impl QualifiedToolchain {
             let mut toolchain: QualifiedToolchain = QualifiedToolchain::parse(
                 sysroot.to_owned(),
                 &compat,
+                msg_info,
             )
             .wrap_err(
                 "could not parse CROSS_CUSTOM_TOOLCHAIN_COMPAT as a fully qualified toolchain name",
@@ -143,7 +143,7 @@ impl QualifiedToolchain {
         // a toolchain installed by https://github.com/rust-lang/cargo-bisect-rustc
         if name.starts_with("bisector-nightly") {
             let (_, toolchain) = name.split_once('-').expect("should include -");
-            let mut toolchain = QualifiedToolchain::parse(sysroot.to_owned(), toolchain)
+            let mut toolchain = QualifiedToolchain::parse(sysroot.to_owned(), toolchain, msg_info)
                 .wrap_err("could not parse bisector toolchain")?;
             toolchain.is_custom = true;
             toolchain.full = name.to_string();
@@ -173,10 +173,10 @@ impl QualifiedToolchain {
             toolchain.full = name.to_string();
             return Ok(toolchain);
         }
-        return Err(eyre::eyre!(
+        Err(eyre::eyre!(
             "cross can not figure out what your custom toolchain is"
         ))
-        .suggestion("set `CROSS_CUSTOM_TOOLCHAIN_COMPAT` to a fully qualified toolchain name: i.e `nightly-aarch64-unknown-linux-musl`");
+        .suggestion("set `CROSS_CUSTOM_TOOLCHAIN_COMPAT` to a fully qualified toolchain name: i.e `nightly-aarch64-unknown-linux-musl`")
     }
 
     pub fn host(&self) -> &ImageArchitecture {
@@ -198,7 +198,7 @@ impl QualifiedToolchain {
             .ok_or_else(|| eyre::eyre!("toolchain was not utf-8"))?;
 
         if std::env::var("CROSS_CUSTOM_TOOLCHAIN").is_err() {
-            QualifiedToolchain::parse(sysroot.clone(), default_toolchain_name)
+            QualifiedToolchain::parse(sysroot.clone(), default_toolchain_name, msg_info)
         } else {
             QualifiedToolchain::custom(default_toolchain_name, &sysroot, msg_info)
         }
@@ -230,7 +230,7 @@ impl std::fmt::Display for QualifiedToolchain {
 }
 
 impl QualifiedToolchain {
-    fn parse(sysroot: PathBuf, toolchain: &str) -> Result<Self> {
+    fn parse(sysroot: PathBuf, toolchain: &str, msg_info: MessageInfo) -> Result<Self> {
         match toolchain.parse::<Toolchain>() {
             Ok(Toolchain {
                 channel,
@@ -247,7 +247,7 @@ impl QualifiedToolchain {
                 sysroot,
             }),
             Ok(_) | Err(_) if std::env::var("CROSS_CUSTOM_TOOLCHAIN").is_ok() => {
-                todo!()
+                QualifiedToolchain::custom(toolchain, &sysroot, msg_info)
             }
             Ok(_) => eyre::bail!("toolchain is not fully qualified"),
             Err(e) => Err(e),
@@ -260,7 +260,7 @@ fn bisect() {
     QualifiedToolchain::custom(
         "bisector-nightly-2022-04-26-x86_64-unknown-linux-gnu",
         "/tmp/cross/sysroot".as_ref(),
-        MessageInfo::create(true, false, None),
+        MessageInfo::create(true, false, None).unwrap(),
     )
     .unwrap();
 }

src/rustup.rs

@@ -7,8 +7,8 @@ use rustc_version::{Channel, Version};
 
 use crate::errors::*;
 pub use crate::extensions::{CommandExt, OutputExt};
-use crate::shell::{MessageInfo, Verbosity};
 use crate::rustc::QualifiedToolchain;
+use crate::shell::{MessageInfo, Verbosity};
 use crate::Target;
 
 #[derive(Debug)]
@@ -45,7 +45,7 @@ fn rustup_command(msg_info: MessageInfo) -> Command {
 }
 
 pub fn active_toolchain(msg_info: MessageInfo) -> Result<String> {
-    let out = Command::new("rustup")
+    let out = rustup_command(msg_info)
         .args(&["show", "active-toolchain"])
         .run_and_get_output(msg_info)?;
 
@@ -58,7 +58,7 @@ pub fn active_toolchain(msg_info: MessageInfo) -> Result<String> {
 }
 
 pub fn installed_toolchains(msg_info: MessageInfo) -> Result<Vec<String>> {
-    let out = Command::new("rustup")
+    let out = rustup_command(msg_info)
         .args(&["toolchain", "list"])
         .run_and_get_stdout(msg_info)?;
 
@@ -77,9 +77,9 @@ pub fn available_targets(
     // this is explicitly a string and not `QualifiedToolchain`, this is because we use this as a way to ensure that
     // the toolchain is an official toolchain, if this errors on `is a custom toolchain`, we tell the user to set CROSS_CUSTOM_TOOLCHAIN to handle the logic needed.
     toolchain: &str,
-    msg_info: MessageInfo
+    msg_info: MessageInfo,
 ) -> Result<AvailableTargets> {
-    let mut cmd = Command::new("rustup");
+    let mut cmd = rustup_command(msg_info);
     cmd.args(&["target", "list", "--toolchain", toolchain]);
     let output = cmd
         .run_and_get_output(msg_info)
@@ -120,7 +120,7 @@ cross will not attempt to configure the toolchain further so that it can run you
 }
 
 pub fn install_toolchain(toolchain: &QualifiedToolchain, msg_info: MessageInfo) -> Result<()> {
-    Command::new("rustup")
+    rustup_command(msg_info)
         .args(&[
             "toolchain",
             "add",
@@ -132,9 +132,13 @@ pub fn install_toolchain(toolchain: &QualifiedToolchain, msg_info: MessageInfo)
         .wrap_err_with(|| format!("couldn't install toolchain `{toolchain}`"))
 }
 
-pub fn install(target: &Target, toolchain: &QualifiedToolchain, msg_info: MessageInfo) -> Result<()> {
+pub fn install(
+    target: &Target,
+    toolchain: &QualifiedToolchain,
+    msg_info: MessageInfo,
+) -> Result<()> {
     let target = target.triple();
-    Command::new("rustup")
+    rustup_command(msg_info)
         .args(&[
             "target",
             "add",
@@ -151,7 +155,7 @@ pub fn install_component(
     toolchain: &QualifiedToolchain,
     msg_info: MessageInfo,
 ) -> Result<()> {
-    Command::new("rustup")
+    rustup_command(msg_info)
         .args(&[
             "component",
             "add",
@@ -168,7 +172,7 @@ pub fn component_is_installed(
     toolchain: &QualifiedToolchain,
     msg_info: MessageInfo,
 ) -> Result<bool> {
-    Ok(Command::new("rustup")
+    Ok(rustup_command(msg_info)
         .args(&["component", "list", "--toolchain", &toolchain.to_string()])
         .run_and_get_stdout(msg_info)?
         .lines()

xtask/src/build_docker_image.rs

@@ -3,9 +3,8 @@ use std::path::Path;
 
 use crate::util::{cargo_metadata, gha_error, gha_output, gha_print};
 use clap::Args;
-use cross::shell::{self, MessageInfo};
-use color_eyre::Section;
 use cross::docker::ImageArchitecture;
+use cross::shell::{self, MessageInfo};
 use cross::{docker, CommandExt, ToUtf8};
 
 #[derive(Args, Debug)]
@@ -70,7 +69,7 @@ pub struct BuildDockerImage {
     pub build_arg: Vec<String>,
     // [os/arch[/variant]=]toolchain
     #[clap(long, short = 'a', action = clap::builder::ArgAction::Append)]
-    platform: Vec<ImageArchitecture>,
+    pub platform: Vec<ImageArchitecture>,
     /// Targets to build for
     #[clap()]
     pub targets: Vec<crate::ImageTarget>,
@@ -179,6 +178,8 @@ pub fn build_docker_image(
         docker_build.args(&["buildx", "build"]);
         docker_build.current_dir(&docker_root);
 
+        docker_build.args(&["--platform", &platform.docker_platform()]);
+
         if push {
             docker_build.arg("--push");
         } else if no_output {

xtask/src/codegen.rs

@@ -74,6 +74,6 @@ pub static PROVIDED_IMAGES: &[ProvidedImage] = &["##,
 pub fn ensure_correct_codegen() -> cross::Result<()> {
     let provided_images = crate::util::get_cargo_workspace().join("src/docker/provided_images.rs");
     let content = cross::file::read(provided_images)?;
-    assert_eq!(content, docker_images());
+    assert_eq!(content.replace("\r\n", "\n"), docker_images());
     Ok(())
 }