Added the mdbook-linkcheck backend

.travis.yml

@@ -1,14 +1,11 @@
 language: rust
 cache:
-- pip
 - cargo
 install:
 - source ~/.cargo/env || true
 - bash ci/install.sh
 script:
-- true
-after_success:
-- bash ci/github_pages.sh
+- mdbook build
 notifications:
   email:
     on_success: never

README.md

@@ -25,3 +25,11 @@ for you to talk with someone who **does** know the code, or who wants
 to pair with you and figure it out.  Then you can work on writing up
 what you learned.
 
+To help prevent accidentally introducing broken links, we use the
+`mdbook-linkcheck`. If installed on your machine `mdbook` will automatically
+invoke this link checker, otherwise it will emit a warning saying it couldn't
+be found.
+
+```
+$ cargo install mdbook-linkcheck
+```

book.toml

@@ -3,3 +3,6 @@ title = "Guide to Rustc Development"
 author = "Rustc developers"
 description = "A guide to developing rustc "
 
+[output.html]
+
+[output.linkcheck]

ci/install.sh

@@ -1,16 +1,17 @@
 #!/bin/bash
 set -ex
 
-if command -v mdbook >/dev/null 2>&1; then
-    echo "mdbook already installed at $(command -v mdbook)"
-else
-    echo "installing mdbook"
-    cargo install mdbook --vers "0.0.28"
-fi
+function cargo_install() {
+  local name=$1
+  local version=$2
 
-if command -v ghp-import >/dev/null 2>&1; then
-    echo "ghp-import already installed at $(which ghp-import)"
-else
-    echo "installing ghp-import"
-    pip install --user ghp-import
-fi
+  if command -v $name >/dev/null 2>&1; then
+    echo "$name is already installed at $(command -v $name)"
+  else
+    echo "Installing $name"
+    cargo install $name --version $version
+  fi
+}
+
+cargo_install mdbook 0.1.1
+cargo_install mdbook-linkcheck 0.1.0

src/high-level-overview.md

@@ -43,7 +43,7 @@ The `rustc_driver` crate, at the top of this lattice, is effectively
 the "main" function for the rust compiler. It doesn't have much "real
 code", but instead ties together all of the code defined in the other
 crates and defines the overall flow of execution. (As we transition
-more and more to the [query model](ty/maps/README.md), however, the
+more and more to the [query model], however, the
 "flow" of compilation is becoming less centrally defined.)
 
 At the other extreme, the `rustc` crate defines the common and
@@ -134,3 +134,6 @@ take:
       (one for each "codegen unit").
 6. **Linking**
     - Finally, those `.o` files are linked together.
+
+
+[query model]: query.html

src/macro-expansion.md

@@ -158,4 +158,4 @@ TODO
 [code_mp]: https://github.com/rust-lang/rust/tree/master/src/libsyntax/ext/tt/macro_parser.rs
 [code_mp]: https://github.com/rust-lang/rust/tree/master/src/libsyntax/ext/tt/macro_rules.rs
 [code_parse_int]: https://github.com/rust-lang/rust/blob/a97cd17f5d71fb4ec362f4fbd79373a6e7ed7b82/src/libsyntax/ext/tt/macro_parser.rs#L421
-[parsing]: ./the-parser.md
+[parsing]: ./the-parser.html

src/ty.md

@@ -78,7 +78,7 @@ is in fact a simple type alias for a reference with `'tcx` lifetime:
 pub type Ty<'tcx> = &'tcx TyS<'tcx>;
 ```
 
-[the HIR]: ../hir/README.md
+[the HIR]: ./hir.html
 
 You can basically ignore the `TyS` struct -- you will basically never
 access it explicitly. We always pass it by reference using the

src/type-inference.md

@@ -32,7 +32,7 @@ fresh types and things that it will create, as described in
 [the README in the ty module][ty-readme]. This arena is created by the `enter`
 function and disposed after it returns.
 
-[ty-readme]: src/librustc/ty/README.md
+[ty-readme]: ty.html
 
 Within the closure, the infcx will have the type `InferCtxt<'cx, 'gcx,
 'tcx>` for some fresh `'cx` and `'tcx` -- the latter corresponds to
@@ -107,7 +107,7 @@ actual return type is not `()`, but rather `InferOk<()>`. The
 to ensure that these are fulfilled (typically by enrolling them in a
 fulfillment context). See the [trait README] for more background here.
 
-[trait README]: ../traits/README.md
+[trait README]: trait-resolution.html
 
 You can also enforce subtyping through `infcx.at(..).sub(..)`. The same
 basic concepts apply as above.