Add support for apt-based dependencies during both compile and runtime.
This buildpack works best with heroku-buildpack-multi so that it can be used with your app's existing buildpacks.
Include a list of apt package names to be installed in a file named Aptfile
https://github.com/ddollar/heroku-buildpack-apt
https://github.com/heroku/heroku-buildpack-ruby
libpq-dev
http://downloads.sourceforge.net/project/wkhtmltopdf/0.12.1/wkhtmltox-0.12.1_linux-precise-amd64.deb
source "https://rubygems.org"
gem "pg"
Compile with Anvil
$ heroku plugins:install https://github.com/ddollar/heroku-build
$ heroku create apt-pg-test
$ heroku build . -b ddollar/multi -r
Checking for app files to sync... done, 2 files needed
Uploading: 100.0%
Launching build process... done
Preparing app for compilation... done
Fetching buildpack... done
Detecting buildpack... done, Multipack
Fetching cache... done
Compiling app...
=====> Downloading Buildpack: https://github.com/ddollar/heroku-buildpack-apt
=====> Detected Framework: Apt
Updating apt caches
...
Installing libpq-dev_8.4.17-0ubuntu10.04_amd64.deb
Installing libpq5_8.4.17-0ubuntu10.04_amd64.deb
Writing profile script
=====> Downloading Buildpack: https://github.com/heroku/heroku-buildpack-ruby
=====> Detected Framework: Ruby
Installing dependencies using Bundler version 1.3.2
...
Putting cache... done
Creating slug... done
Uploading slug... done
Success, slug is https://api.anvilworks.org/slugs/00000000-0000-0000-0000-0000000000.tgz
$ heroku run bash -a apt-pg-test
~ $ irb
irb(main):001:0> require "pg"
=> true
irb(main):002:0> PG::version_string
=> "PG 0.15.1"
MIT