test codecov

.travis.yml

@@ -89,6 +89,17 @@ matrix:
     #- env: TEST_DIR=examples/embedded_linux
     #- env: TEST_DIR=examples/f3_stm32f30x
 
+addons:
+  apt:
+    packages:
+      - libcurl4-openssl-dev
+      - libelf-dev
+      - libdw-dev
+      - cmake
+      - gcc
+      - binutils-dev
+      - libiberty-dev
+
 before_install:
   - set -e
   - rustup self update
@@ -114,7 +125,20 @@ script:
   # - cd examples/stm32f3discovery && cargo check --target thumbv7m-none-eabi && cd ../../
   #- cd ../f3_stm32f30x && cargo build
 
-after_success:
+after_success: |
+  wget https://github.com/SimonKagstrom/kcov/archive/master.tar.gz &&
+  tar xzf master.tar.gz &&
+  cd kcov-master &&
+  mkdir build &&
+  cd build &&
+  cmake .. &&
+  make &&
+  make install DESTDIR=../../kcov-build &&
+  cd ../.. &&
+  rm -rf kcov-master &&
+  for file in target/debug/examplerust-*[^\.d]; do mkdir -p "target/cov/$(basename $file)"; ./kcov-build/usr/local/bin/kcov --exclude-pattern=/.cargo,/usr/lib --verify "target/cov/$(basename $file)" "$file"; done &&
+  bash <(curl -s https://codecov.io/bash) &&
+  echo "Uploaded code coverage"
   #- cargo doc-upload