run linkchecker

ci/install.sh

@@ -12,6 +12,8 @@ main() {
     # install mdbook
     curl -LSfs https://japaric.github.io/trust/install.sh | \
         sh -s -- --git rust-lang-nursery/mdbook --tag v0.2.1
+
+    pip install linkchecker --user
 }
 
 main

ci/script.sh

@@ -12,6 +12,22 @@ main() {
 
         cargo check --target $T
         cargo check --features timer-queue --target $T
+
+        if [ $TRAVIS_RUST_VERSION = beta ]; then
+            rm -f .cargo/config
+            cargo doc --features timer-queue
+            ( cd book && mdbook build )
+
+            local td=$(mktemp -d)
+            cp -r target/doc $td/api
+            cp -r book/book $td/
+            cp LICENSE-* $td/book/
+
+            linkchecker $td/book/
+            linkchecker $td/api/rtfm/
+            linkchecker $td/api/cortex_m_rtfm_macros/
+        fi
+
         return
     fi