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module Oracles.PackageData (
PackageData (..), PackageDataList (..), pkgData, pkgDataList
) where
import Hadrian.Oracles.TextFile
import Base
newtype PackageData = BuildGhciLib FilePath
data PackageDataList = AsmSrcs FilePath
| CcArgs FilePath
| CSrcs FilePath
| CmmSrcs FilePath
| CppArgs FilePath
| DepCcArgs FilePath
| DepExtraLibs FilePath
| DepIds FilePath
| DepIncludeDirs FilePath
| DepLdArgs FilePath
| DepLibDirs FilePath
| DepNames FilePath
| Deps FilePath
| HiddenModules FilePath
| HsArgs FilePath
| IncludeDirs FilePath
| LdArgs FilePath
| Modules FilePath
| SrcDirs FilePath
askPackageData :: FilePath -> String -> Action String
askPackageData path = lookupValueOrEmpty (path -/- "package-data.mk")
-- | For each @PackageData path@ the file 'path/package-data.mk' contains a line
-- of the form 'path_VERSION = 1.2.3.4'. @pkgData (PackageData path)@ is an
-- Action that consults the file and returns "1.2.3.4".
pkgData :: PackageData -> Action String
pkgData packageData = case packageData of
BuildGhciLib path -> askPackageData path "BUILD_GHCI_LIB"
-- | @PackageDataList path@ is used for multiple string options separated by
-- spaces, such as @path_MODULES = Data.Array Data.Array.Base ...@.
-- @pkgListData Modules@ therefore returns ["Data.Array", "Data.Array.Base", ...]
pkgDataList :: PackageDataList -> Action [String]
pkgDataList packageData = fmap (map unquote . words) $ case packageData of
AsmSrcs path -> askPackageData path "S_SRCS"
CcArgs path -> askPackageData path "CC_OPTS"
CSrcs path -> askPackageData path "C_SRCS"
CmmSrcs path -> askPackageData path "CMM_SRCS"
CppArgs path -> askPackageData path "CPP_OPTS"
DepCcArgs path -> askPackageData path "DEP_CC_OPTS"
DepExtraLibs path -> askPackageData path "DEP_EXTRA_LIBS"
DepIds path -> askPackageData path "DEP_IPIDS"
DepIncludeDirs path -> askPackageData path "DEP_INCLUDE_DIRS_SINGLE_QUOTED"
DepLibDirs path -> askPackageData path "DEP_LIB_DIRS_SINGLE_QUOTED"
DepLdArgs path -> askPackageData path "DEP_LD_OPTS"
DepNames path -> askPackageData path "DEP_NAMES"
Deps path -> askPackageData path "DEPS"
HiddenModules path -> askPackageData path "HIDDEN_MODULES"
HsArgs path -> askPackageData path "HC_OPTS"
IncludeDirs path -> askPackageData path "INCLUDE_DIRS"
LdArgs path -> askPackageData path "LD_OPTS"
Modules path -> askPackageData path "MODULES"
SrcDirs path -> askPackageData path "HS_SRC_DIRS"
where
unquote = dropWhile (== '\'') . dropWhileEnd (== '\'')
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