Merge pull request #27 from alexcrichton/travisup

Build Linux binaries in an old CentOS 5 image

Author: Diggsey

.travis.yml

@@ -15,6 +15,8 @@ git:
   submodules: false
 
 sudo: required
+services:
+  - docker
 install:
   - git config --global user.email "[email protected]"
   - git config --global user.name "Diggory Blake (via Travis CI)"
@@ -23,15 +25,30 @@ install:
   - echo -e "\033[33;1mDownloading Rust\033[0m"
   - curl -sL http://static.rust-lang.org/dist/rust-nightly-$TARGET.tar.gz | tar --strip-components=1 -C ~/rust -xzf -
   - if [ "$TARGET" == "i686-unknown-linux-gnu" ]; then
+      sudo dpkg --add-architecture i386;
       sudo apt-get update;
-      sudo apt-get install libc6-dev:i386 libstdc++6:i386 zlib1g-dev:i386 libssl-dev:i386 pkg-config:i386 gcc-multilib;
+      sudo apt-get install -y libc6-dev:i386 libstdc++6:i386 zlib1g-dev:i386 libssl-dev:i386 pkg-config:i386 gcc-multilib;
     fi
   - echo -e "\033[33;1mInstalling Rust\033[0m"
   - sudo ~/rust/install.sh
 
 script:
-  - export OPENSSL_STATIC=1
-  - cargo build --release --verbose
+  - if [ "$TRAVIS_OS_NAME" == "linux" ]; then
+      docker run
+        --entrypoint bash
+        -u `id -u`:`id -g`
+        -v /usr/local:/usr/local:ro
+        -v `pwd`:/buildslave
+        -v $HOME:/home/rustbuild
+        -e HOME=/home/rustbuild
+        -e LD_LIBRARY_PATH=/usr/local/lib
+        -e OPENSSL_STATIC=1
+        -e OPENSSL_LIB_DIR=/rustroot/cargo$BITS/lib
+        -it alexcrichton/rust-slave-dist:2015-10-20b
+        -c "cargo build --release --verbose";
+    else
+      cargo build --release --verbose;
+    fi
   - find "target/release/" -maxdepth 1 -type f -exec sh -c 'sha256sum -b "{}" | cut -d\  -f1 > "{}.sha256"' \;
   - cargo test --verbose
   - tests/cli.sh