----------------------------------------------------------------------------- -- | -- Module : Distribution.InstalledPackageInfo -- Copyright : (c) The University of Glasgow 2004 -- -- Maintainer : libraries@haskell.org -- Stability : alpha -- Portability : portable -- -- This is the information about an /installed/ package that -- is communicated to the @hc-pkg@ program in order to register -- a package. @ghc-pkg@ now consumes this package format (as of verison -- 6.4). This is specific to GHC at the moment. {- All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. * Neither the name of the University nor the names of other contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -} -- This module is meant to be local-only to Distribution... module Distribution.InstalledPackageInfo ( InstalledPackageInfo(..), ParseResult(..), PError(..), PWarning, emptyInstalledPackageInfo, parseInstalledPackageInfo, showInstalledPackageInfo, showInstalledPackageInfoField, ) where import Distribution.ParseUtils ( FieldDescr(..), readFields, ParseResult(..), PError(..), PWarning, LineNo, simpleField, listField, parseLicenseQ, parseFilePathQ, parseTokenQ, parseModuleNameQ, parsePackageNameQ, showFilePath, showToken, parseReadS, parseOptVersion, parseQuoted, showFreeText) import Distribution.License ( License(..) ) import Distribution.Compiler ( Opt ) import Distribution.Package ( PackageIdentifier(..), showPackageId, parsePackageId ) import Distribution.Version ( Version(..), showVersion ) import Distribution.Compat.ReadP as ReadP import Control.Monad ( foldM ) import Text.PrettyPrint -- ----------------------------------------------------------------------------- -- The InstalledPackageInfo type data InstalledPackageInfo = InstalledPackageInfo { -- these parts are exactly the same as PackageDescription package :: PackageIdentifier, license :: License, copyright :: String, maintainer :: String, author :: String, stability :: String, homepage :: String, pkgUrl :: String, description :: String, category :: String, -- these parts are required by an installed package only: exposed :: Bool, exposedModules :: [String], hiddenModules :: [String], importDirs :: [FilePath], -- contain sources in case of Hugs libraryDirs :: [FilePath], hsLibraries :: [String], extraLibraries :: [String], extraGHCiLibraries:: [String], -- overrides extraLibraries for GHCi includeDirs :: [FilePath], includes :: [String], depends :: [PackageIdentifier], hugsOptions :: [Opt], ccOptions :: [Opt], ldOptions :: [Opt], frameworkDirs :: [FilePath], frameworks :: [String], haddockInterfaces :: [FilePath], haddockHTMLs :: [FilePath] } deriving (Read, Show) emptyInstalledPackageInfo :: InstalledPackageInfo emptyInstalledPackageInfo = InstalledPackageInfo { package = PackageIdentifier "" noVersion, license = AllRightsReserved, copyright = "", maintainer = "", author = "", stability = "", homepage = "", pkgUrl = "", description = "", category = "", exposed = False, exposedModules = [], hiddenModules = [], importDirs = [], libraryDirs = [], hsLibraries = [], extraLibraries = [], extraGHCiLibraries= [], includeDirs = [], includes = [], depends = [], hugsOptions = [], ccOptions = [], ldOptions = [], frameworkDirs = [], frameworks = [], haddockInterfaces = [], haddockHTMLs = [] } noVersion :: Version noVersion = Version{ versionBranch=[], versionTags=[] } -- ----------------------------------------------------------------------------- -- Parsing parseInstalledPackageInfo :: String -> ParseResult InstalledPackageInfo parseInstalledPackageInfo inp = do stLines <- readFields inp -- not interested in stanzas, so just allow blank lines in -- the package info. foldM (parseBasicStanza all_fields) emptyInstalledPackageInfo stLines parseBasicStanza :: [FieldDescr a] -> a -> (LineNo, String, String) -> ParseResult a parseBasicStanza ((FieldDescr name _ set):fields) pkg (lineNo, f, val) | name == f = set lineNo val pkg | otherwise = parseBasicStanza fields pkg (lineNo, f, val) parseBasicStanza [] pkg (_, _, _) = return pkg -- ----------------------------------------------------------------------------- -- Pretty-printing showInstalledPackageInfo :: InstalledPackageInfo -> String showInstalledPackageInfo pkg = render (ppFields all_fields) where ppFields [] = empty ppFields ((FieldDescr name get' _):flds) = pprField name (get' pkg) $$ ppFields flds showInstalledPackageInfoField :: String -> Maybe (InstalledPackageInfo -> String) showInstalledPackageInfoField field = case [ (f,get') | (FieldDescr f get' _) <- all_fields, f == field ] of [] -> Nothing ((f,get'):_) -> Just (render . pprField f . get') pprField :: String -> Doc -> Doc pprField name field = text name <> colon <+> field -- ----------------------------------------------------------------------------- -- Description of the fields, for parsing/printing all_fields :: [FieldDescr InstalledPackageInfo] all_fields = basicFieldDescrs ++ installedFieldDescrs basicFieldDescrs :: [FieldDescr InstalledPackageInfo] basicFieldDescrs = [ simpleField "name" text parsePackageNameQ (pkgName . package) (\name pkg -> pkg{package=(package pkg){pkgName=name}}) , simpleField "version" (text . showVersion) parseOptVersion (pkgVersion . package) (\ver pkg -> pkg{package=(package pkg){pkgVersion=ver}}) , simpleField "license" (text . show) parseLicenseQ license (\l pkg -> pkg{license=l}) , simpleField "copyright" showFreeText (munch (const True)) copyright (\val pkg -> pkg{copyright=val}) , simpleField "maintainer" showFreeText (munch (const True)) maintainer (\val pkg -> pkg{maintainer=val}) , simpleField "stability" showFreeText (munch (const True)) stability (\val pkg -> pkg{stability=val}) , simpleField "homepage" showFreeText (munch (const True)) homepage (\val pkg -> pkg{homepage=val}) , simpleField "package-url" showFreeText (munch (const True)) pkgUrl (\val pkg -> pkg{pkgUrl=val}) , simpleField "description" showFreeText (munch (const True)) description (\val pkg -> pkg{description=val}) , simpleField "category" showFreeText (munch (const True)) category (\val pkg -> pkg{category=val}) , simpleField "author" showFreeText (munch (const True)) author (\val pkg -> pkg{author=val}) ] installedFieldDescrs :: [FieldDescr InstalledPackageInfo] installedFieldDescrs = [ simpleField "exposed" (text.show) parseReadS exposed (\val pkg -> pkg{exposed=val}) , listField "exposed-modules" text parseModuleNameQ exposedModules (\xs pkg -> pkg{exposedModules=xs}) , listField "hidden-modules" text parseModuleNameQ hiddenModules (\xs pkg -> pkg{hiddenModules=xs}) , listField "import-dirs" showFilePath parseFilePathQ importDirs (\xs pkg -> pkg{importDirs=xs}) , listField "library-dirs" showFilePath parseFilePathQ libraryDirs (\xs pkg -> pkg{libraryDirs=xs}) , listField "hs-libraries" showFilePath parseTokenQ hsLibraries (\xs pkg -> pkg{hsLibraries=xs}) , listField "extra-libraries" showToken parseTokenQ extraLibraries (\xs pkg -> pkg{extraLibraries=xs}) , listField "extra-ghci-libraries" showToken parseTokenQ extraGHCiLibraries (\xs pkg -> pkg{extraGHCiLibraries=xs}) , listField "include-dirs" showFilePath parseFilePathQ includeDirs (\xs pkg -> pkg{includeDirs=xs}) , listField "includes" showFilePath parseFilePathQ includes (\xs pkg -> pkg{includes=xs}) , listField "depends" (text.showPackageId) parsePackageId' depends (\xs pkg -> pkg{depends=xs}) , listField "hugs-options" showToken parseTokenQ hugsOptions (\path pkg -> pkg{hugsOptions=path}) , listField "cc-options" showToken parseTokenQ ccOptions (\path pkg -> pkg{ccOptions=path}) , listField "ld-options" showToken parseTokenQ ldOptions (\path pkg -> pkg{ldOptions=path}) , listField "framework-dirs" showFilePath parseFilePathQ frameworkDirs (\xs pkg -> pkg{frameworkDirs=xs}) , listField "frameworks" showToken parseTokenQ frameworks (\xs pkg -> pkg{frameworks=xs}) , listField "haddock-interfaces" showFilePath parseFilePathQ haddockInterfaces (\xs pkg -> pkg{haddockInterfaces=xs}) , listField "haddock-html" showFilePath parseFilePathQ haddockHTMLs (\xs pkg -> pkg{haddockHTMLs=xs}) ] parsePackageId' :: ReadP [PackageIdentifier] PackageIdentifier parsePackageId' = parseQuoted parsePackageId <++ parsePackageId