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#!/bin/bash -x
# Install cask for Travis CI
# or if already installed, then check for updates
WORKDIR=${HOME}/local
CASKDIR=$WORKDIR/cask
SCRIPTDIR=`dirname $(readlink -f $0)`
. $SCRIPTDIR/retry.sh
cask_upgrade_cask_or_reset() {
cask upgrade-cask || { rm -rf $HOME/.emacs.d/.cask && false; }
}
cask_install_or_reset() {
cask install || { rm -rf .cask && false; }
}
# Bootstrap the cask tool and its dependencies
if [ -d $CASKDIR ]
then
travis_retry cask_upgrade_cask_or_reset
else
git clone https://github.com/cask/cask.git $CASKDIR
travis_retry cask_upgrade_cask_or_reset
fi
# Install dependencies for cider as descriped in ./Cask
# Effect is identical to "make elpa", but here we can retry
# in the event of network failures.
if [ -f Cask ]
then
travis_retry cask_install_or_reset && touch elpa-emacs
fi
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