remove struct CleanTools

src/bootstrap/builder.rs

@@ -754,6 +754,7 @@ impl<'a> Builder<'a> {
             match mode {
                 Mode::Std => {
                     self.clear_if_dirty(&my_out, &self.rustc(compiler));
+                    self.clear_if_dirty(&my_out, &libstd_stamp);
                 },
                 Mode::Test => {
                     self.clear_if_dirty(&my_out, &libstd_stamp);
@@ -763,9 +764,19 @@ impl<'a> Builder<'a> {
                     self.clear_if_dirty(&my_out, &libstd_stamp);
                     self.clear_if_dirty(&my_out, &libtest_stamp);
                 },
-                Mode::Codegen => { },
-                Mode::ToolStd => { },
-                Mode::ToolTest => { },
+                Mode::Codegen => {
+                    self.clear_if_dirty(&my_out, &self.rustc(compiler));
+                    self.clear_if_dirty(&my_out, &libstd_stamp);
+                    self.clear_if_dirty(&my_out, &libtest_stamp);
+                },
+                Mode::ToolBootstrap => { },
+                Mode::ToolStd => {
+                    self.clear_if_dirty(&my_out, &libstd_stamp);
+                },
+                Mode::ToolTest => {
+                    self.clear_if_dirty(&my_out, &libstd_stamp);
+                    self.clear_if_dirty(&my_out, &libtest_stamp);
+                },
                 Mode::ToolRustc => {
                     self.clear_if_dirty(&my_out, &libstd_stamp);
                     self.clear_if_dirty(&my_out, &libtest_stamp);

src/bootstrap/check.rs

@@ -12,7 +12,7 @@
 
 use compile::{run_cargo, std_cargo, test_cargo, rustc_cargo, rustc_cargo_env, add_to_sysroot};
 use builder::{RunConfig, Builder, ShouldRun, Step};
-use tool::{self, prepare_tool_cargo, SourceType};
+use tool::{prepare_tool_cargo, SourceType};
 use {Compiler, Mode};
 use cache::{INTERNER, Interned};
 use std::path::PathBuf;
@@ -236,12 +236,7 @@ impl Step for Rustdoc {
 
         let libdir = builder.sysroot_libdir(compiler, target);
         add_to_sysroot(&builder, &libdir, &rustdoc_stamp(builder, compiler, target));
-
-        builder.ensure(tool::CleanTools {
-            compiler,
-            target,
-            cause: Mode::Rustc,
-        });
+        builder.cargo(compiler, Mode::ToolRustc, target, "clean");
     }
 }
 

src/bootstrap/compile.rs

@@ -32,7 +32,6 @@ use serde_json;
 use util::{exe, libdir, is_dylib, CiEnv};
 use {Compiler, Mode};
 use native;
-use tool;
 
 use cache::{INTERNER, Interned};
 use builder::{Step, RunConfig, ShouldRun, Builder};
@@ -244,11 +243,7 @@ impl Step for StdLink {
             copy_apple_sanitizer_dylibs(builder, &builder.native_dir(target), "osx", &libdir);
         }
 
-        builder.ensure(tool::CleanTools {
-            compiler: target_compiler,
-            target,
-            cause: Mode::Std,
-        });
+        builder.cargo(target_compiler, Mode::ToolStd, target, "clean");
     }
 }
 
@@ -444,11 +439,8 @@ impl Step for TestLink {
                 target));
         add_to_sysroot(builder, &builder.sysroot_libdir(target_compiler, target),
                     &libtest_stamp(builder, compiler, target));
-        builder.ensure(tool::CleanTools {
-            compiler: target_compiler,
-            target,
-            cause: Mode::Test,
-        });
+
+        builder.cargo(target_compiler, Mode::ToolTest, target, "clean");
     }
 }
 
@@ -606,11 +598,7 @@ impl Step for RustcLink {
                  target));
         add_to_sysroot(builder, &builder.sysroot_libdir(target_compiler, target),
                        &librustc_stamp(builder, compiler, target));
-        builder.ensure(tool::CleanTools {
-            compiler: target_compiler,
-            target,
-            cause: Mode::Rustc,
-        });
+        builder.cargo(target_compiler, Mode::ToolRustc, target, "clean");
     }
 }
 

src/bootstrap/lib.rs

@@ -347,6 +347,7 @@ pub enum Mode {
     /// Compile a tool which uses all libraries we compile (up to rustc).
     /// Doesn't use the stage0 compiler libraries like "other", and includes
     /// tools like rustdoc, cargo, rls, etc.
+    ToolTest,
     ToolStd,
     ToolRustc,
 }
@@ -567,6 +568,7 @@ impl Build {
             Mode::Codegen => "-codegen",
             Mode::ToolBootstrap => "-bootstrap-tools",
             Mode::ToolStd => "-tools",
+            Mode::ToolTest => "-tools",
             Mode::ToolRustc => "-tools",
         };
         self.out.join(&*compiler.host)

src/bootstrap/tool.rs

@@ -25,33 +25,6 @@ use channel::GitInfo;
 use cache::Interned;
 use toolstate::ToolState;
 
-#[derive(Debug, Copy, Clone, Hash, PartialEq, Eq)]
-pub struct CleanTools {
-    pub compiler: Compiler,
-    pub target: Interned<String>,
-    pub cause: Mode,
-}
-
-impl Step for CleanTools {
-    type Output = ();
-
-    fn should_run(run: ShouldRun) -> ShouldRun {
-        run.never()
-    }
-
-    fn run(self, _builder: &Builder) {
-        let cause = self.cause;
-
-        for &cur_mode in &[Mode::Std, Mode::Test, Mode::Rustc] {
-            // If we are a rustc tool, and std changed, we also need to clear ourselves out -- our
-            // dependencies depend on std. Therefore, we iterate up until our own mode.
-            if cause == cur_mode {
-                break;
-            }
-        }
-    }
-}
-
 #[derive(Debug, Clone, Hash, PartialEq, Eq)]
 pub enum SourceType {
     InTree,