Sketch out travis

.travis.yml

@@ -0,0 +1,33 @@
+# NB: don't set `language: haskell` here
+
+# The following enables several GHC versions to be tested; often it's enough to test only against the last release in a major GHC version. Feel free to omit lines listings versions you don't need/want testing for.
+env:
+ - CABALVER=1.22 GHCVER=7.10.3
+ - CABALVER=1.24 GHCVER=8.0.1
+
+# Note: the distinction between `before_install` and `install` is not important.
+before_install:
+ - travis_retry sudo add-apt-repository -y ppa:hvr/ghc
+ - travis_retry sudo apt-get update
+ - travis_retry sudo apt-get install cabal-install-$CABALVER ghc-$GHCVER happy-1.19.5 alex-3.1.7 libblas-dev liblapack-dev
+ - export PATH=/opt/alex/3.1.7/bin:/opt/happy/1.19.5/bin:/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$HOME/.cabal/bin:$PATH
+
+install:
+ - cabal --version
+ - echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo '?')]"
+ - travis_retry cabal update
+ - git submodule update --init
+ - cabal sandbox init
+ - CABAL_SOURCES=$(find lib -maxdepth 4 ! -path lib/\*/bin/\* ! -path lib/\*/lib/\* -name \*.cabal | xargs -L 1 dirname)
+ - for CABAL_SOURCE in $CABAL_SOURCES; do cabal sandbox add-source -- $CABAL_SOURCE; done
+
+ - cabal install --enable-tests --enable-benchmarks
+
+notifications:
+  email: false
+
+# Here starts the actual work to be performed for the package under test; any command which exits with a non-zero exit code causes the build to fail.
+script:
+ - cabal build
+ - cabal test --show-details=streaming
+

grenade.cabal

@@ -1,6 +1,7 @@
 name:                  grenade
 version:               0.0.1
 license:               BSD2
+license-file:          LICENSE
 author:                Huw Campbell <huw.campbell@gmail.com>
 maintainer:            Huw Campbell <huw.campbell@gmail.com>
 copyright:             (c) 2015 Huw Campbell.
@@ -18,6 +19,10 @@ extra-source-files:
     cbits/pad.h
     cbits/pad.c
 
+source-repository head
+  type: git
+  location: https://github.com/HuwCampbell/grenade.git
+
 library
   build-depends:
                        base                            >= 4.8         && < 5