set -ex

if [ "$TRAVIS_OS_NAME" = "linux" ]; then
  OS=unknown-linux-gnu
else
  OS=apple-darwin
fi

export HOST=$ARCH-$OS

MAIN_TARGETS=https://static.rust-lang.org/dist
EXTRA_TARGETS=https://people.mozilla.org/~acrichton/libc-test/2015-09-08

if [ "$TARGET" = "arm-linux-androideabi" ]; then
  # Pull a pre-built docker image for testing android, then run tests entirely
  # within that image.
  docker pull alexcrichton/rust-libc-test
  exec docker run -v `pwd`:/clone -t alexcrichton/rust-libc-test \
    sh ci/run.sh $TARGET
elif [ "$TARGET" = "x86_64-unknown-linux-musl" ]; then
  curl -s $EXTRA_TARGETS/$TARGET.tar.gz | tar xzf - -C $HOME/rust/lib/rustlib
elif [ "$TARGET" = "arm-unknown-linux-gnueabihf" ]; then
  curl -s $EXTRA_TARGETS/$TARGET.tar.gz | tar xzf - -C $HOME/rust/lib/rustlib
  sudo apt-get install gcc-4.7-arm-linux-gnueabihf qemu-user
  export CC=arm-linux-gnueabihf-gcc-4.7
elif [ "$TARGET" = "mips-unknown-linux-gnu" ]; then
  # Download pre-built and custom MIPS libs and then also instsall the MIPS
  # compiler according to this post:
  # http://sathisharada.blogspot.com/2014_10_01_archive.html
  curl -s $EXTRA_TARGETS/$TARGET.tar.gz | tar xzf - -C $HOME/rust/lib/rustlib

  echo 'deb http://ftp.de.debian.org/debian squeeze main' | \
    sudo tee -a /etc/apt/sources.list
  echo 'deb http://www.emdebian.org/debian/ squeeze main' | \
    sudo tee -a /etc/apt/sources.list
  sudo apt-get update
  sudo apt-get install emdebian-archive-keyring
  sudo apt-get install qemu-user gcc-4.4-mips-linux-gnu -y --force-yes
  export CC=mips-linux-gnu-gcc
else
  # Download the rustlib folder from the relevant portion of main distribution's
  # tarballs.
  curl -s $MAIN_TARGETS/rust-$TRAVIS_RUST_VERSION-$HOST.tar.gz | \
    tar xzf - -C $HOME/rust/lib/rustlib --strip-components=4 \
      rust-$TRAVIS_RUST_VERSION-$HOST/rustc/lib/rustlib/$HOST
  TARGET=$HOST

  # clang has better error messages and implements alignof more broadly
  export CC=clang
fi

mkdir .cargo
cp ci/cargo-config .cargo/config
sh ci/run.sh $TARGET