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better deps installation 

Less special cases, and will work more broadly.
This commit is contained in:
Joey Hess 2015-02-28 14:00:53 -04:00
parent ec64af82f0
commit f7a02ae4ff
1 changed files with 20 additions and 10 deletions
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30
src/Propellor/Bootstrap.hs
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@ -13,7 +13,7 @@ import Data.List
type ShellCommand = String
-- Shell command line to build propellor, used when bootstrapping on a new
-- host. Should be run inside the propellor source tree, and will install
-- host. Should be run inside the propellor config dir, and will install
-- all necessary build dependencies.
bootstrapPropellorCommand :: ShellCommand
bootstrapPropellorCommand = "if ! test -x ./propellor; then " ++ go ++ "; fi"
@ -30,23 +30,34 @@ buildCommand = intercalate " && "
, "ln -sf dist/build/propellor-config/propellor-config propellor"
]
-- Install build dependencies of propellor.
--
-- First, try to install ghc, cabal, gnupg, and all haskell libraries that
-- propellor uses from OS packages.
--
-- Some packages may not be available in some versions of Debian
-- (eg, Debian wheezy lacks async), or propellor may need a newer version.
-- So, as a second step, cabal is used to install all dependencies.
--
-- Note: May succeed and leave some deps not installed.
depsCommand :: ShellCommand
depsCommand =
"(" ++ aptinstall debdeps ++ " || (apt-get update && " ++ aptinstall debdeps ++ ")) && "
++ "(" ++ aptinstall ["libghc-async-dev"] ++ " || (" ++ cabalinstall ["async"] ++ ")) || "
++ "(" ++ cabalinstall ["--only-dependencies"] ++ ")"
depsCommand = "( " ++ intercalate " ; " (concat [osinstall, cabalinstall]) ++ " ) || true"
where
aptinstall ps = "apt-get --no-upgrade --no-install-recommends -y install " ++ unwords ps
osinstall = "apt-get update" : map aptinstall debdeps
cabalinstall ps = "cabal update; cabal install " ++ unwords ps
cabalinstall =
[ "cabal update"
, "cabal install --only-dependencies"
]
aptinstall p = "apt-get --no-upgrade --no-install-recommends -y install " ++ p
-- This is the same build deps listed in debian/control.
debdeps =
[ "gnupg"
, "ghc"
, "cabal-install"
-- async is not available in debian stable
-- , "libghc-async-dev"
, "libghc-async-dev"
, "libghc-missingh-dev"
, "libghc-hslogger-dev"
, "libghc-unix-compat-dev"
@ -58,7 +69,6 @@ depsCommand =
, "libghc-monadcatchio-transformers-dev"
]
installGitCommand :: ShellCommand
installGitCommand = "if ! git --version >/dev/null; then apt-get update && apt-get --no-install-recommends --no-upgrade -y install git; fi"