darcs patch: Split ConfVar into ConfFlag and ConfVar and one more

Thomas Schilling nominolo at googlemail.com
Thu Aug 16 15:34:04 EDT 2007

Looks good to me.  Moving post-conditions into the type is a Good  
Idea (tm).

[cleared for apply -- duncan? ;) ]

On 16 aug 2007, at 02.39, Esa Ilari Vuokko wrote:

> Hi,
> I went hunting the few last warnings I see on Cabal build;
> In Configuration.hs, resolveWithFlags, env has no case for
> ConfVar's Impl.  I started adding signatures, and then
> it occured to me, is there actually two types of ConfVar?
> One that is one flag.
> data ConfFlag = Flag String
> And one that has the other cases as well
> data ConfVar = OS String
>              | Arch String
>              | Impl String VersionRange
>              | ConfFlag ConfFlag
> That leads to changing some d -> Maybe Bool to d -> Either d2 Bool
> and so on.  Does this sound sensible?  This is what the main part  
> (Split
> ConfVar) of the patch bundle does.
> I tested by compiling Cabal's setup with changes, and compiling Cabal
> afterwards.  I realize this isn't good enough test case;  But it  
> appears
> that the test in Configuration.hs aren't run;  Maybe I am missing
> something with my fix-tests patch or running "make tests" doesn't work
> (possibly only under msys shell)?
> Best regards,
> Esa
> Thu Aug 16 03:20:09 FLE Daylight Time 2007  Esa Ilari Vuokko
> <ei at vuokko.info>
>   * Make 'make tests' runnable again
> Thu Aug 16 03:31:05 FLE Daylight Time 2007  Esa Ilari Vuokko
> <ei at vuokko.info>
>   * Split ConfVar into ConfFlag and ConfVar
> New patches:
> [Make 'make tests' runnable again
> Esa Ilari Vuokko <ei at vuokko.info>**20070816002009] {
> hunk ./Distribution/Simple/Register.hs 52
> -        hunitTests
> +        hunitTests, installedPkgConfigFile
> hunk ./tests/ModuleTest.hs 56
> -import Distribution.Compiler (CompilerFlavor(..), Compiler(..))
> +import Distribution.Compiler (CompilerFlavor(..), Compiler(..),  
> compilerVersion)
> }
> [Split ConfVar into ConfFlag and ConfVar
> Esa Ilari Vuokko <ei at vuokko.info>**20070816003105] {
> hunk ./Distribution/Configuration.hs 82
> +-- | A @ConfFlag@ represents an user-defined flag
> +data ConfFlag = ConfFlag String
> +    deriving Eq
> +
> hunk ./Distribution/Configuration.hs 89
> -             | Flag String
> +             | Flag ConfFlag
> hunk ./Distribution/Configuration.hs 96
> -    show (Flag f) = "flag(" ++ f ++ ")"
> +    show (Flag (ConfFlag f)) = "flag(" ++ f ++ ")"
> hunk ./Distribution/Configuration.hs 120
> -                  -> (c -> Maybe Bool)   -- ^ (partial) variable  
> assignment
> -                  -> (Condition c, [c])
> +                  -> (c -> Either d Bool)   -- ^ (partial)  
> variable assignment
> +                  -> (Condition d, [d])
> hunk ./Distribution/Configuration.hs 125
> -      Var v   -> maybe (Var v) Lit (i v)
> +      Var v   -> either Var Lit (i v)
> hunk ./Distribution/Configuration.hs 155
> -                         (Condition ConfVar, [String])
> +                         (Condition ConfFlag, [String])
> hunk ./Distribution/Configuration.hs 159
> -    interp (OS name)   = Just $ name == os
> -    interp (Arch name) = Just $ name == arch
> -    interp (Impl i vr) = Just $ impl == i && implVer `withinRange` vr
> -    interp _           = Nothing
> -    flags = [ fname | Flag fname <- fvs ]
> +    interp (OS name)   = Right $ name == os
> +    interp (Arch name) = Right $ name == arch
> +    interp (Impl i vr) = Right $ impl == i && implVer  
> `withinRange` vr
> +    interp (Flag  f)   = Left f
> +    flags = [ fname | ConfFlag fname <- fvs ]
> hunk ./Distribution/Configuration.hs 194
> -    flagCond = string "flag" >> sp >> inparens flagIdent >>=  
> return . Var . Flag
> +    flagCond = string "flag" >> sp >> inparens flagIdent >>=  
> return . Var . Flag . ConfFlag
> hunk ./Distribution/Configuration.hs 331
> -    env _ (OS o)     = Just $ o == os
> -    env _ (Arch a)   = Just $ a == arch
> -    env flags (Flag n) = lookup n flags
> +    env flags flag@(ConfFlag n) = maybe (Left flag) Right . lookup  
> n $ flags
> hunk ./Distribution/Configuration.hs 354
> -                    (v -> Maybe Bool)
> +                    (v -> Either v Bool)
> hunk ./Distribution/Configuration.hs 392
> -              [ (CNot (Var (Flag "a")),
> +              [ (CNot (Var (Flag (ConfFlag "a"))),
> hunk ./Distribution/Configuration.hs 395
> -              , (CAnd (Var (Flag "b")) (Var (Flag "c")),
> +              , (CAnd (Var (Flag (ConfFlag "b"))) (Var (Flag  
> (ConfFlag "c"))),
> hunk ./Distribution/Configuration.hs 407
> -                  (CAnd (Var (Flag "debug")) (Var (OS darwin)))
> +                  (CAnd (Var (Flag (ConfFlag "debug"))) (Var (OS  
> darwin)))
> hunk ./Distribution/Configuration.hs 435
> -test_simpCondTree = simplifyCondTree (flip lookup flags) tstTree
> +test_simpCondTree = simplifyCondTree env tstTree
> hunk ./Distribution/Configuration.hs 437
> -    flags = [(Flag "a",False), (Flag "b",False), (Flag "c", True)]
> +    env x = maybe (Left x) Right (lookup x flags)
> +    flags = [(mkFlag "a",False), (mkFlag "b",False), (mkFlag "c",  
> True)]
> +    mkFlag = Flag . ConfFlag
> }
> Context:
> [Fix Paths_pkg.hs generation
> Esa Ilari Vuokko <ei at vuokko.info>**20070814204557]
> [Warning police: Add type signatures and rename arg
> Esa Ilari Vuokko <ei at vuokko.info>**20070814160830]
> [Warning police: Remove unused statement and import
> Esa Ilari Vuokko <ei at vuokko.info>**20070814143057]
> [Warning police: provide fallback pattern match
> Esa Ilari Vuokko <ei at vuokko.info>**20070814143008]
> [Reorder, make explicit and beautify imports
> Esa Ilari Vuokko <ei at vuokko.info>**20070814142000]
> [Refactor the code for managing installation directories
> Duncan Coutts <duncan at haskell.org>**20070814092320
>  New types for the collection of installation directory templates  
> and a
>  separate type for the collection of actual real install FilePaths.
>  The templates are represented with a PathTemplate adt.
>  Dir templates can now be relative to each other, eg $htmldir to  
> $docdir
>  Default install dir templates are now specified compactly in one  
> place.
>  Adding new dirs should be considerably simpler than previously.
>  This patch should not actualy change where anything is installed.
> ]
> [ghc only supports the -x flag in 6.6 and above
> Duncan Coutts <duncan at haskell.org>**20070814090557]
> [update ghc-pkg field parse error message
> Duncan Coutts <duncan at haskell.org>**20070812170800]
> [Clean up import ordering and format
> Esa Ilari Vuokko <ei at vuokko.info>**20070811113227]
> [Explicit imports
> Esa Ilari Vuokko <ei at vuokko.info>**20070811111518]
> [Use existing parsers to handle ghc-pkg field output
> Esa Ilari Vuokko <ei at vuokko.info>**20070809041153]
> [Never generate empty language extension flags
> Duncan Coutts <duncan at haskell.org>**20070808235240
>  Needed because some compilers support some language extensions by  
> default
>  so need no flag to turn those extensions on.
> ]
> [Cabal now depends on teh containers package
> Ian Lynagh <igloo at earth.li>**20070801235622]
> [fix build with GHC 6.2.x
> Simon Marlow <simonmar at microsoft.com>**20070809102844]
> [Parse the output of ghc --supported-languages correctly
> Magnus Jonsson <magnus at smartelectronix.com>**20070808204523]
> [Oops, fix deprecated Distribution.Extension module
> Duncan Coutts <duncan at haskell.org>**20070807172125
>  it no longer exports the internal per-compiler extension to flags  
> functions
>  as they are no longer exist and the equivalents are internal.
> ]
> [remove unused local vars
> Duncan Coutts <duncan at haskell.org>**20070807171235]
> [Add compilerExtensions field to Compiler and make each compiler  
> fill it in
> Duncan Coutts <duncan at haskell.org>**20070807170653
>  It's just a list of supported extensions and the corresponding  
> compiler flags.
>  For most compilers this is currently just a static list. For ghc  
> 6.7 and above
>  we query ghc to find the list of language extensions it supports.
>  In each case the code has moved out into the compiler-specific  
> modules and the
>  core code treats it generically.
>  The extensionsToFlags function has been split into two:
>  extensionsToFlags which now returns the flags for the supported  
> extensions and
>  unsupportedExtensions which does what it says it does. This is  
> because the two
>  roles of the previous function were always used separately, never  
> together.
> ]
> [Use String rather than importing a module just to misuse a String  
> type alias
> Duncan Coutts <duncan at haskell.org>**20070807170526]
> [Add a little documentation.
> Thomas Schilling <nominolo at gmail.com>**20070807162023]
> [Fix error message.
> Thomas Schilling <nominolo at gmail.com>**20070807162001]
> [Fix translation of deprecated fields.  Add test case.
> Thomas Schilling <nominolo at gmail.com>**20070807161837]
> [Warn if no Cabal-version field is specified, but new syntax is used.
> Thomas Schilling <nominolo at gmail.com>**20070806235131
>  This isn't quite exact.  Ideally, we'd like to have something like
>  isEmptyRange (specified-range && >= 1.2) but implementing  
> isEmptyRange
>  is non-trivial, so we'll go with this imperfect solution until we  
> need
>  that feature elsewhere.
> ]
> [Re-enable and update unit tests.
> Thomas Schilling <nominolo at gmail.com>**20070807000155]
> [Cosmetic cleanup (fix line length)
> Thomas Schilling <nominolo at gmail.com>**20070806235644]
> [No longer fail to parse packages without any library or executable
> Thomas Schilling <nominolo at gmail.com>**20070806235404
>  sections.  Issue a warning instead.  (The previous error message
>  "Unexpected end of file" was not very helpful.)
> ]
> [Allow querying for the wildcard version range.
> Thomas Schilling <nominolo at gmail.com>**20070806234707]
> [Split up make target for documentation generation.  Allows to build
> Thomas Schilling <nominolo at gmail.com>**20070803200533
>  the user's guide separately from the Haddock documentation.
> ]
> [Remove more os-specific cppery
> Duncan Coutts <duncan at haskell.org>**20070807115707
>  The only difference for this one was / vs \\ path separators
> ]
> [Remove use of cpp in Distribution.System
> Duncan Coutts <duncan at haskell.org>**20070807111837
>  base it off of the System.Info.os string rather than cpp defs
> ]
> [Make things build with ghc-6.6.x rather than just ghc HEAD
> Duncan Coutts <duncan at haskell.org>**20070807111724
>  filepath-1.0 does not export dropDrive
> ]
> [Ask the compiler what languages it supports, when possible
> Ian Lynagh <igloo at earth.li>**20070805171323]
> [Pattern match on an OS datatype rather than using ifdef everywhere
> Ian Lynagh <igloo at earth.li>**20070805130347]
> [Add StandaloneDeriving extension
> Ian Lynagh <igloo at earth.li>**20070804192416]
> [extensionToGHCFlag is now version dependent, and uses -XFoo flags  
> for >=6.7
> Ian Lynagh <igloo at earth.li>**20070804191833]
> [Add TypeFamilies extension
> Ian Lynagh <igloo at earth.li>**20070804184959]
> [Don't complain about AllRightsReserved licenses
> Duncan Coutts <duncan at haskell.org>**20070804125110
>  That can be done in hackage when people try to upload. Fixes bug  
> #127.
> ]
> [Add setup register --gen-pkg-config flag for distros that want that.
> Duncan Coutts <duncan at haskell.org>**20070804115512
>  It generates the actual file to be passed to the compiler's  
> package program.
>  This is obviously compiler-specific.
> ]
> [Correct the location of the haddock dir in inplace registrations
> Duncan Coutts <duncan at haskell.org>**20070804115428]
> [normalise the input and output file names when pre-processing
> Duncan Coutts <duncan at haskell.org>**20070804013029
>  eg so we don't call cpp with ././src/blah -o ./dist/blah
>  since those ././ can end up in error messages.
> ]
> [Put the generated haddock-prolog file under dist
> Duncan Coutts <duncan at haskell.org>**20070804004848]
> [Try and simplify cleaning by always removing dist
> Duncan Coutts <duncan at haskell.org>**20070804004643
>  so we don't have to individually track all the files we create
>  we still have to delete a few files outside of the build dir sadly
>  the configuration is still preserved if you specify --save-configure
> ]
> [Remove compilerBinaryName, use compilerId instead
> Duncan Coutts <duncan at haskell.org>**20070804004524]
> [Move compiler-specific code for configurion into compiler modules
> Duncan Coutts <duncan at haskell.org>**20070803213321
>  There's slightly more code overally but it's no longer  
> incomprehensible
>  because it's not all mixed together for all the different compilers.
> ]
> [Clean up rather un-sbstract use of Compiler in configure
> Duncan Coutts <duncan at haskell.org>**20070803205901]
> [-Wall police
> Duncan Coutts <duncan at haskell.org>**20070802194000]
> [Change Compiler's compilerVersion fild to compilerId
> Duncan Coutts <duncan at haskell.org>**20070802193400
>  Of type PackageIdentifier rather than Version.
> ]
> [Remove Distribution.Simple.Configure.findProgram as it's no longer  
> used
> Duncan Coutts <duncan at haskell.org>**20070802194230]
> [Put the haddock and hscolour version numbers in the global  
> ProgramConfiguration
> Duncan Coutts <duncan at haskell.org>**20070802185614
>  We do this during the configure step and then later we don't have  
> to run
>  haddock & hscolour again to find out their version numbers.
>  This also eliminates some annoying module interdependencies.
>  Eventually the Program abstraction ought to include the ability  
> for programs
>  to discover their own version numbers so it can be done more  
> modularly.
> ]
> [Alter version parse error message to make it clearer
> Duncan Coutts <duncan at haskell.org>**20070802181620]
> [Add version field to Program and add findProgram(AndVersion)  
> utilities
> Duncan Coutts <duncan at haskell.org>**20070802172941
>  findProgram and findProgramAndVersion construct Program values
>  The latter makes it easier to parse output of --version calls.
>  The idea is that we should carry the version number along with the  
> program
>  if we know it, so we can later decide version-dependent args  
> without having
>  to do more IO to find the program version, eg see use_optP_P &  
> haddockVersion.
> ]
> [Tidy some imports/exports
> Duncan Coutts <duncan at haskell.org>**20070802003250]
> [Remove redundant configure flags, missed bits of previous  
> refactoring.
> Duncan Coutts <duncan at haskell.org>**20070802003154]
> [Make the Compiler abstraction use the Program abstraction
> Duncan Coutts <duncan at haskell.org>**20070801205428
>  So out with compilerPath :: FilePath, in with compilerProg :: Program
>  Similarly for compilerPkgTool.
>  Lots of knock-on changes due to this, including converting many  
> more uses of
>  rawSystemExit to rawSystemProgram.
> ]
> [Simplify rawSystemProgram using programPath
> Duncan Coutts <duncan at haskell.org>**20070801200247]
> [Add programPath :: Program -> FilePath
> Duncan Coutts <duncan at haskell.org>**20070801200139
>  At the moment it's a partial function, but we should change that  
> by having
>  a distinction between an abstract program and a configured program.
> ]
> [Clean up cpphs/ghc -cpp preprocessor code
> Duncan Coutts <duncan at haskell.org>**20070801135256
>  Now better separated and uses Program better.
>  Also no longer needs internal lookupProgram' utils function.
> ]
> [Clean up calling of ar, make it use Program abstraction
> Duncan Coutts <duncan at haskell.org>**20070801021526]
> [Make all the pre-processors use the Program abstraction
> Duncan Coutts <duncan at haskell.org>**20070801021049]
> [Improve hangling of the title and prolog for haddock docs
> Duncan Coutts <duncan at haskell.org>**20070804021538
>  Only include ": " in the title if it has a synopsis to use as  
> subtitle
>  Use the description as the prolog, or if that's empty we use the  
> synopsis.
>  Do the same for executables, fixing bug #142.
> ]
> [Less confusing haddock command output when there are no libs in  
> the package
> Duncan Coutts <duncan at haskell.org>**20070804013133
>  It says:
>> No documentation was generated as this package does not contain a  
>> library.
>> Perhaps you want to use the haddock command with the --executables  
>> flag.
> ]
> [Add message saying where haddock docs got put
> Duncan Coutts <duncan at haskell.org>**20070804010016
>  And make the similar message for sdist respect the verbosity
> ]
> [Make the writing registration script message less silly
> Duncan Coutts <duncan at haskell.org>**20070804002353]
> [Fix haddock markup for finalizePackageDescription
> Duncan Coutts <duncan at haskell.org>**20070804001745]
> [Change error message for tabs used as indentation to something more
> Thomas Schilling <nominolo at gmail.com>**20070803213331
>  helpful.
> ]
> [Fix import path to HUnit.
> Thomas Schilling <nominolo at gmail.com>**20070803200829]
> [Fix printing of 'impl' checks.
> Thomas Schilling <nominolo at gmail.com>**20070803200622]
> [Disallow tabs .cabal files with new syntax
> Thomas Schilling <nominolo at gmail.com>**20070803181244]
> [Fix tab in Cabal.cabal.
> Thomas Schilling <nominolo at gmail.com>**20070803175701]
> [Add impl(...) conditional to configurations.
> Thomas Schilling <nominolo at gmail.com>**20070802010527
>  You can now use expressions like impl( ghc >= 6.6.1 ) in conditionals
>  in .cabal files.
> ]
> [Add documentation for Cabal Configurations.
> Thomas Schilling <nominolo at gmail.com>**20070803125632]
> [Move the SetupWrapper module under Distribution.Simple
> Duncan Coutts <duncan at haskell.org>**20070803012304
>  It's really a wrapper around the simple build system.
> ]
> [Cleanup. fix line length
> Thomas Schilling <nominolo at gmail.com>**20070801221329]
> [Fix name of flag in error message
> Duncan Coutts <duncan at haskell.org>**20070802172141]
> [Add readVersion convenience function to Distribution.Version
> Duncan Coutts <duncan at haskell.org>**20070802171703
>  So it's merely readVersion :: String -> Maybe Version
>  Having to use readP_to_S parseVersion all over the place is annoying.
> ]
> [extraArgs should override args in command lines
> Duncan Coutts <duncan at haskell.org>**20070801023042
>  besides, the order was inconsistent within the same function  
> between the
>  UserSpecified and FoundOnSystem cases.
> ]
> [FIX compilation with GHC 6.2.x
> Simon Marlow <simonmar at microsoft.com>**20070801095523]
> [Move the haddock code out into it's own module
> Duncan Coutts <duncan at haskell.org>**20070731183410
>  It removes about 250 loc from Distribution.Simple
> ]
> [-Wall police
> Duncan Coutts <duncan at haskell.org>**20070731173626]
> [Fix order of warnings.
> Thomas Schilling <nominolo at gmail.com>**20070730225311]
> [Add line numbers to unknown fields error message.
> Thomas Schilling <nominolo at gmail.com>**20070730225256]
> [Display a more helpful error message, when unknown fields are
> Thomas Schilling <nominolo at gmail.com>**20070730224026
>  noticed.
> ]
> [Fix self-compile warnings.
> Thomas Schilling <nominolo at gmail.com>**20070730220537]
> [Fix haddock markup
> Ian Lynagh <igloo at earth.li>**20070729233545
>  I haven't checked that it looks right, but it is now accepted by  
> haddock.
> ]
> [Pass ghc -package flags when using it as a C compiler in GHCMakefile
> Ian Lynagh <igloo at earth.li>**20070729152803
>  This means we get the CPP include directories included.
> ]
> [Add a missing case in updateCfg
> Ian Lynagh <igloo at earth.li>**20070729105910]
> [Resolve conflicts
> Ian Lynagh <igloo at earth.li>**20070729105854]
> [Fix conflicts.  Fix for changed argument to 'preprocessSources'.
> Thomas Schilling <nominolo at gmail.com>**20070728223322]
> [Rename field.
> Thomas Schilling <nominolo at gmail.com>**20070728223102]
> [Change HUnit module path to Test.HUnit (the default now).
> Thomas Schilling <nominolo at gmail.com>**20070728221453]
> [Add note to 'clean' that it could be simpler, but for compatibility
> Thomas Schilling <nominolo at gmail.com>**20070728221342
>  reasons isn't (for now).
> ]
> [Let sdist command run the preprocessors itself.  This way we don't
> Thomas Schilling <nominolo at gmail.com>**20070728221237
>  have to put stuff into the source tree.
> ]
> [Store resolved package description in local build info.
> Thomas Schilling <nominolo at gmail.com>**20070728221102
>  The clean and sdist commands need to use a flattened  
> representation of
>  the original description.  Note the notes for
>  flattenPackageDescription for some problems with this approach.
> ]
> [Export 'flattenPackageDescription'.
> Thomas Schilling <nominolo at gmail.com>**20070728215155]
> [Minor documentation fix.
> Thomas Schilling <nominolo at gmail.com>**20070728214859]
> [Modify test case.
> Thomas Schilling <nominolo at gmail.com>**20070728214825]
> [Add function 'flattenPackageDescription'.
> Thomas Schilling <nominolo at gmail.com>**20070728214746]
> [Avoid reporting the same missing dependecy twice.
> Thomas Schilling <nominolo at gmail.com>**20070728214645]
> [Add documentation
> Thomas Schilling <nominolo at gmail.com>**20070728214541]
> [Add documentation
> Thomas Schilling <nominolo at gmail.com>**20070728214444]
> [Add/Fix test cases
> Thomas Schilling <nominolo at gmail.com>**20070728214410]
> [Minor. Moved some code.
> Thomas Schilling <nominolo at gmail.com>**20070719222541]
> [Add function 'ignoreCondition'.
> Thomas Schilling <nominolo at gmail.com>**20070719222444]
> [Re-enable and extend test case.
> Thomas Schilling <nominolo at gmail.com>**20070719222341]
> [Filter duplicate dependencies.
> Thomas Schilling <nominolo at gmail.com>**20070719222233]
> [Adopt new CondTree data structure.
> Thomas Schilling <nominolo at gmail.com>**20070719125305
>  'finalizePackageDescription' now also takes dependencies of
>  executables into account.
> ]
> [Change CondTree data structure to something more flexible.
> Thomas Schilling <nominolo at gmail.com>**20070719124655
>  This also requires some interface changes.
> ]
> [Add simpler representation of a .cabal file with conditions.
> Thomas Schilling <nominolo at gmail.com>**20070717203942]
> [Preprocessor output never gets written back to the source dir.
> Thomas Schilling <nominolo at gmail.com>**20070717174026
>  'preprocessSources' now gets an additional flag to determine whether
>  to process all sources (for building) or only platform independent
>  ones (for sdist).
> ]
> [Add resolved package description to 'LocalBuildInfo'.
> Thomas Schilling <nominolo at gmail.com>**20070716204325]
> [Fix removed import by importing a required accessor only.
> Thomas Schilling <nominolo at gmail.com>**20070716204238]
> [Add tags target to generate a tags file using 'hasktags'.  (Unix  
> only)
> Thomas Schilling <nominolo at gmail.com>**20070716203015]
> [Rename 'PreparedPackageDescription' to 'GenericPackageDescription'
> Thomas Schilling <nominolo at gmail.com>**20070716200427]
> [Remove unused dependency.
> Thomas Schilling <nominolo at gmail.com>**20070716200215]
> [Move configured_cabal to 'dist' directory.
> Thomas Schilling <nominolo at gmail.com>**20070716154146]
> [Bugfix by Ian Lynagh:  Cabal can't have a Cabal-Version header; it  
> breaks bootstrapping
> Thomas Schilling <nominolo at gmail.com>**20070716151535]
> [Partial bugfix to allow traditional .cabal files without a library  
> but
> Thomas Schilling <nominolo at gmail.com>**20070628112301
>  global build dependencies.  The correct solution is to add global
>  dependencies to each executable and implement dependency resolution
>  for executables.
>  The current workaround is to add the dependencies to the library, but
>  disable building of the library.
> ]
> [Take advantage of configurations to build Cabal itself and fix  
> bootstrapping problem.
> Thomas Schilling <nominolo at gmail.com>**20070628081438]
> [Re-add configurations module to .cabal file.  (Got removed on  
> update.)
> Thomas Schilling <nominolo at gmail.com>**20070623204706]
> [Properly fix tests.
> Thomas Schilling <nominolo at gmail.com>**20070623203939]
> [Disable (comment out) tests for now.  Break due to changed interface.
> Thomas Schilling <nominolo at gmail.com>**20070623203121]
> [Fix typo.
> Thomas Schilling <nominolo at gmail.com>**20070623202333]
> [Add proper handling of configurations to configure command.
> Thomas Schilling <nominolo at gmail.com>**20070623202017]
> [Fix warnings.
> Thomas Schilling <nominolo at gmail.com>**20070623201723]
> [Adjust to new package reading interface.
> Thomas Schilling <nominolo at gmail.com>**20070623201546]
> [Downcase flagnames.  Re-add config flags (were removed due to  
> update).
> Thomas Schilling <nominolo at gmail.com>**20070623201455]
> [Fix warnings.
> Thomas Schilling <nominolo at gmail.com>**20070623201254]
> [Fix warnings, add documentation and changes in response to some
> Thomas Schilling <nominolo at gmail.com>**20070623201135
>  interface changes.
> ]
> [Make explicit that reading package descriptions isn't supported  
> here, ATM.
> Thomas Schilling <nominolo at gmail.com>**20070623200701]
> [Fixed warning
> Thomas Schilling <nominolo at gmail.com>**20070623200522]
> [Fixed warnings, added documentation, and changed os and arch names to
> Thomas Schilling <nominolo at gmail.com>**20070623200453
>  simple strings.
> ]
> [Add helpers for reading and writing the file to hold a configured  
> cabal-file.
> Thomas Schilling <nominolo at gmail.com>**20070618195710]
> [Add commandline support for specifying defaults for flags.
> Thomas Schilling <nominolo at gmail.com>**20070618195449]
> [Compatibility parsing and working configurations.
> Thomas Schilling <nominolo at gmail.com>**20070618195329]
> [Pretty printing of conditions and CondTrees.  Non-dependency
> Thomas Schilling <nominolo at gmail.com>**20070614125031
>  information of CondTrees is now a modifier.  Move CondTree  
> resolution functionality.
> ]
> [Prototypical configurations
> Thomas Schilling <nominolo at gmail.com>**20070613184332]
> [add line numbers to all field times
> Thomas Schilling <nominolo at gmail.com>**20070613173548]
> [add flag as a section
> Thomas Schilling <nominolo at gmail.com>**20070613172416]
> [added docs
> Thomas Schilling <nominolo at gmail.com>**20070613172309]
> [fixed typo
> Thomas Schilling <nominolo at gmail.com>**20070613172230]
> [Abstracted variables out of conditions.  Generalized simplification
> Thomas Schilling <nominolo at gmail.com>**20070613172114
>  function to accept an arbitrary partial assignment of these
>  variables.
> ]
> [Added Configuration parsing and simplification.
> Thomas Schilling <nominolo at gmail.com>**20070529210344]
> [Extended low-level parsing routines to also allow labelled blocks  
> and if-blocks.
> Thomas Schilling <nominolo at gmail.com>**20070529205958]
> [Added documentation.
> Thomas Schilling <nominolo at gmail.com>**20070528211221]
> [Use the right output directory when building C sources for  
> executables
> Duncan Coutts <duncan at haskell.org>**20070726213309]
> [Use our own GetOpt if __GLASGOW_HASKELL__ >= 606 only
> Ian Lynagh <igloo at earth.li>**20070724213112
>  Used to be if __GLASGOW_HASKELL__ >= 604, but the 6.4 branch had a  
> bug
>  which looks likely to be the cause of GHC build failures we're  
> seeing:
>  -         procNextOpt (NonOpt x)   RequireOrder      =  
> ([],x:rest,us,[])
>  +         procNextOpt (NonOpt x)   RequireOrder      = ([],x:rest, 
> [],[])
> ]
> [-Wall police
> Duncan Coutts <duncan at haskell.org>**20070724172023]
> [Update user guide about haddock --css --hyperlink-source -- 
> hscolour-css
> Duncan Coutts <duncan at haskell.org>**20070724160742
>  The haddock --css flag is new. The old --hscolour=[path] flag got  
> split
>  into two flags: --hyperlink-source and --hscolour-css=path
> ]
> [Remove a couple bits of unused code and imports
> Duncan Coutts <duncan at haskell.org>**20070724110732]
> [use nhc-Options rather than deprecated nhc98-Options
> Duncan Coutts <duncan at haskell.org>**20070724110703]
> [Hugs build: track change to install-includes
> Ross Paterson <ross at soi.city.ac.uk>**20070724101816]
> [Rename --hscolour to --hyperlink-source and add haddock --css flag
> Duncan Coutts <duncan at haskell.org>**20070723190026
>  So now --hyperlink-source controles wether or not we run hscolour and
>  get haddock to link to the sources. The new flag --hscolour-css can
>  be used to override the css file that hscolour uses.
>  Also, the new flag --css can override the css file that haddock uses.
> ]
> [Merges from hscolour patch and make it work with haddock-0.8
> Duncan Coutts <duncan at haskell.org>**20070723180602
>  Some minor changes due to changes since the hscolour patch was  
> written.
>  Make it work with haddock-0.8 by using %{MODULE} rather than %{FILE}
>  and generate output file names to match (ie not using the original  
> file
>  extension, just using the module name for the output file).
> ]
> [HsColour support
> Roberto Zunino <zunrob at users.sf.net>**20070530194747
>  Integration of Cabal, HsColour, and Haddock.
>  (Also fixes bug #102)
> ]
> [Remove ContextStack extension
> Ian Lynagh <igloo at earth.li>**20070709132341
>  Seems to be based on GHC's -fcontext-stack flag, which takes an  
> integer
>  argument.
> ]
> [Remove InlinePhase extension
> Ian Lynagh <igloo at earth.li>**20070708172919
>  As far as I can tell
>  (a) The -finline-phase flag stopped actually being accepted by GHC
>      sometime between GHC 4.08.2 and GHC 5.04.3
>  (b) It took an Int argument
> ]
> [Add KindSignatures extension
> Ian Lynagh <igloo at earth.li>**20070708120616]
> [Add the MagicHash extension
> Ian Lynagh <igloo at earth.li>**20070708111043]
> [TAG 2007-06-29
> Ian Lynagh <igloo at earth.li>**20070629112545]
> [get the stub object files right
> Simon Marlow <simonmar at microsoft.com>**20070626145413]
> [remove $(LIB) before calling ar
> Simon Marlow <simonmar at microsoft.com>**20070626140543]
> [makefile: fix up the way we find _stub.o objects
> Simon Marlow <simonmar at microsoft.com>**20070622152042]
> [makefile: replace backslashes with forward slashes for Windows
> simonpj at microsoft.com**20070621133101]
> [update output
> Ross Paterson <ross at soi.city.ac.uk>**20070620152404]
> [break up the long string literal
> Ross Paterson <ross at soi.city.ac.uk>**20070620152103
>  This makes the output work with implementations (like Hugs) that  
> impose
>  a limit on the size of string literals.
> ]
> [update
> Simon Marlow <simonmar at microsoft.com>**20070620091950]
> [include Makefile.local if it exists; allows local customization
> Simon Marlow <simonmar at microsoft.com>**20070620091946]
> [clean up .hi-boot and .o-boot
> Simon Marlow <simonmar at microsoft.com>**20070620091843]
> [add a "DO NOT EDIT" notice to the top of Cabal-generated Makefiles
> Simon Marlow <simonmar at microsoft.com>**20070620091759]
> [Fix warning
> Ian Lynagh <igloo at earth.li>**20070615183346]
> [report non-option arguments as errors (fixes #90 and #113)
> Ross Paterson <ross at soi.city.ac.uk>**20070607082326
>  Formerly, non-option arguments to all commands were silently ignored.
>  Now setup halts with an error message in this case.
> ]
> [Fix error message regression
> Simon Marlow <simonmar at microsoft.com>**20070606142650
>  Passing a non-existent program for --with-hc-pkg used to say this:
>  $ ./Setup configure --with-hc-pkg=foo
>  Configuring QuickCheck-2.0...
>  /bin/sh: foo: command not found
>  Setup: executing external program failed: "foo" --global list  
> >tmp23634
>  Now it is rather less useful:
>  $ ./setup configure --with-hc-pkg=foo
>  configure: Reading installed packages...
>  zsh: 23596 exit 127   ./setup configure --with-hc-pkg=foo
>  This patch restores the old behaviour, slightly improved:
>  $ ./Setup --with-hc-pkg=foo configure
>  configure: Reading installed packages...
>  Setup: executing external program failed (exit 127) : foo --global  
> list
> ]
> [don't pass unrecognized arguments to ./configure
> Ross Paterson <ross at soi.city.ac.uk>**20070605231500
>  They are now reported as errors.  To pass them to configure, use the
>  new --configure-option flag.
>  Non-option arguments are still ignored (#90 and #113), as with all of
>  the other commands.
> ]
> [Add and use createDirectoryIfMissingVerbose
> Ian Lynagh <igloo at earth.li>**20070602002507
>  rather than createDirectoryIfMissing
> ]
> [Overwrite .installed-pkg-config if it exists when registering
> Ian Lynagh <igloo at earth.li>**20070530150838]
> [add --cpphs-options
> Ross Paterson <ross at soi.city.ac.uk>*-20070115141053]
> [add --cpphs-options
> Ross Paterson <ross at soi.city.ac.uk>**20070115141053]
> [implement --configure-option and --ghc-option (#139)
> Ross Paterson <ross at soi.city.ac.uk>**20070604114851
>  Added options used for building in the GHC tree:
>  	setup configure --configure-option=STR
>  	setup build --ghc-option=STR
>  	setup makefile --ghc-option=STR
>  These were formerly scattered across Setup.hs files.
> ]
> [warning police on SetupWrapper
> Ross Paterson <ross at soi.city.ac.uk>**20070603104827]
> [trim imports
> Ross Paterson <ross at soi.city.ac.uk>**20070603104802]
> [include preprocessed modules in setup haddock (fixes #138)
> Ross Paterson <ross at soi.city.ac.uk>**20070602195508]
> [move dotfiles into dist
> Ross Paterson <ross at soi.city.ac.uk>**20070602175348
>  .setup-config -> dist/setup-config
>  .installed-pkg-config -> dist/installed-pkg-config
>  .inplace-pkg-config -> dist/inplace-pkg-config
> ]
> [mark mkGHCMakefile.sh and GHCMakefile.in as source files
> Ross Paterson <ross at soi.city.ac.uk>**20070601155538
>  so that they'll be included in source distributions of this package.
> ]
> [cope with ghc-pkg returning multiple values for a field
> Ross Paterson <ross at soi.city.ac.uk>**20070601155450]
> [Close the handle of temporary files before removing them
> Ian Lynagh <igloo at earth.li>**20070529192852
>  The removal fails on Windows if we don't, giving unhelpful errors  
> like
>  Setup.exe: .\tmp3660: removeFile: permission denied (Permission  
> denied)
> ]
> [add nhc98-options: field to .cabal file
> Malcolm.Wallace at cs.york.ac.uk**20070528122833]
> [Fix warnings in Paths_* autogenerated module
> Ian Lynagh <igloo at earth.li>**20070527220538]
> [Fix quoting when doing gen-script of ' in descriptions
> Ian Lynagh <igloo at earth.li>**20070526154747
>  It used to turn into '', which just disappears.
>  Now it turns into '\''.
> ]
> [Add Distribution.Simple.GHCMakefile to Exposed-Modules
> Ian Lynagh <igloo at earth.li>**20070526153905]
> [old nhc98 Makefiles now obsolete
> Malcolm.Wallace at cs.york.ac.uk**20070525133004]
> [Remove package.conf.in and GHC bits of Makefile (used in the old  
> build system)
> Ian Lynagh <igloo at earth.li>**20070524142725]
> [avoid overflowing the argument limit when building a split-objs lib
> Simon Marlow <simonmar at microsoft.com>**20070524134817]
> [Improvements for 'setup makefile'
> Simon Marlow <simonmar at microsoft.com>**20070524132736
>   - now the makefile can build the library too; so 'setup build' isn't
>     required (unless there are post-build steps).  This will be
>     necessary for bootstrapping GHC from .hc files, where we'll be
>     using Makefiles generated by 'setup makefile' to build the
>     libraries.
>   - the Makefile tempate is in a text file, processed into a .hs file
>     by a small script (mkGHCMakefile.sh).  This is run by hand for  
> now,
>     and I've included the generated module, so there shouldn't be any
>     problems with building Cabal.
>   - some cleanup and refactoring in Distribution.Simple.GHC
> ]
> [fix cut&pasto
> Simon Marlow <simonmar at microsoft.com>**20070520185605]
> [generalise type of xargs
> Simon Marlow <simonmar at microsoft.com>**20070520185556]
> [We now depend on process
> Ian Lynagh <igloo at earth.li>**20070523181444]
> [We now depend on pretty, directory and old-time
> Ian Lynagh <igloo at earth.li>**20070522133304]
> [Pass rawSystemStdout verbosity, not verbose
> Ian Lynagh <igloo at earth.li>**20070523212145]
> [fix compilation with GHC 6.2.x
> Simon Marlow <simonmar at microsoft.com>**20070523083703]
> [now needs -package filepath
> Malcolm.Wallace at cs.york.ac.uk**20070522085446]
> [Dumping Distribution.Compat.FilePath in favor of System.FilePath
> Pepe Iborra <mnislaih at gmail.com>**20070521125919
>  sorry folks, Compat.FilePath is gone
> ]
> [Get right the verbosity correspondence for GHC
> Pepe Iborra <mnislaih at gmail.com>**20070521124306
>    GHC has more verbosity levels than Distribution.Verbosity,
>    this patch gives a more accurate correspondence
> ]
> [portability fix
> Ross Paterson <ross at soi.city.ac.uk>**20070521113908]
> [custom show'ers for Verbosity
> Pepe Iborra <mnislaih at gmail.com>**20070520233520]
> [Export simpleUserHooks
> Ian Lynagh <igloo at earth.li>**20070518152026]
> [FIX BUILD with GHC 6.2.x
> Simon Marlow <simonmar at microsoft.com>**20070516103919]
> [Small tidyup
> Ian Lynagh <igloo at earth.li>**20070515151409]
> [cope with pre-requisite packages with empty haddock fields (like rts)
> Ross Paterson <ross at soi.city.ac.uk>**20070515150935]
> [Put some comments in about what the verbosity stuff means
> Ian Lynagh <igloo at earth.li>**20070515125013]
> [rejig location of package interfaces for haddock
> Ross Paterson <ross at soi.city.ac.uk>**20070515110833
>  Formerly, setup haddock invoked haddock with a --use-package option
>  for each prerequisite package, causing haddock to invoke ghc-pkg to
>  get the haddock-interfaces and haddock-html fields for each package.
>  The former is accurate, but the latter is not what you want if your
>  documentation is to be placed on the web.
>  Now setup haddock invokes ghc-pkg itself, but if the --html-location
>  option is given, its argument is expanded for each package and used
>  instead of the haddock-html field.  The results are then assembed as
>  --read-interface options for haddock.  For example,
>  	setup haddock '--html-location=http://hackage.haskell.org/ 
> packages/archive/$pkg/latest/doc/html'
>  generates HTML documentation with hyperlinks pointing at the pages on
>  HackageDB.
> ]
> [Fix warnings
> Ian Lynagh <igloo at earth.li>**20070514173011]
> [Fix warnings
> Ian Lynagh <igloo at earth.li>**20070514171124]
> [Fix a warning
> Ian Lynagh <igloo at earth.li>**20070514170157]
> [Fix warnings
> Ian Lynagh <igloo at earth.li>**20070514165951]
> [Compile with -Wall
> Ian Lynagh <igloo at earth.li>**20070514161917]
> [Make a proper verbosity type, rather than using Int values
> Ian Lynagh <igloo at earth.li>**20070514165514
>  Hopefully this will make it easier to get better verbosity  
> consistency.
>  We could, by changing only Distribution.Verbosity, use
>  "type Verbosity = Int" for now to give users of the library a  
> chance to
>  catch up, but the upcoming Cabal release seems like a good  
> opportunity
>  to cram in as much of the interface-changing stuff that we want to do
>  as we can. I think the added benefit of a slow switch would be  
> very low
>  indeed.
> ]
> [separate build and output directory for Hugs build
> Ross Paterson <ross at soi.city.ac.uk>**20070513001502
>  Hugs requires a separate directory for the output files from the  
> directory
>  containing the preprocessed files.  The --scratchdir option now  
> sets the
>  former (and thus has an effect only for Hugs).
>  This repairs the Hugs build.
> ]
> [non-GHC version of rawSystemStdout
> Ross Paterson <ross at soi.city.ac.uk>**20070513001017]
> [remove copy of cabal-install library
> Ross Paterson <ross at soi.city.ac.uk>**20070501160347]
> [Use Control.Exception even for nhc98 now.
> Malcolm.Wallace at cs.york.ac.uk**20070504144146]
> [remove cabal-install and cabal-setup from Makefile
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070503220644
>  These are no longer in the tree, they have their own repos now.
> ]
> [Fix more verbosity settings of messages
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070503213124]
> [Fix import of IO.try
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070503205024
>  Hopefully System.IO.Error exists for nhc98 too.
> ]
> [For nhc98, restore 'systemGetStdout' under the name  
> 'rawSystemStdout' :-)
> Malcolm.Wallace at cs.york.ac.uk**20070503145457
>  This should now be equivalent in functionality to what was  
> previously removed.
> ]
> [Hack around non-portable System.Process stuff for nhc98.
> Malcolm.Wallace at cs.york.ac.uk**20070503142544
>  This is enough to permit Cabal to compile again, but it certainly  
> won't run.
> ]
> [Fix a couple verbosity settings
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070502211900
>  Showing what files are copied should only be shown at verbosity
>  level 2 and above. The default verbosity level is 1.
>  Similarly, creating the hidden package registration file should
>  not be shown at the default verbosity level.
> ]
> [fix installIncludeFiles again.
> Bertram Felgenhauer <int-e at gmx.de>**20070502182917
>  the include file directory must be created for ghc, otherwise  
> package registration will fail. sigh.
> ]
> [nhc98 does not have Control.Exception
> Malcolm.Wallace at cs.york.ac.uk**20070502122017]
> [fix Haddock syntax error
> Simon Marlow <simonmar at microsoft.com>**20070502093700]
> [Add test case for platform dependent and independent generated  
> sources
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070501142716
>  The c2hs .hs files should go in dist/build while the happy .hs source
>  should remain in the src dir and end up in the sdist tarball.
> ]
> [fix installIncludeFiles thinko
> Bertram Felgenhauer <int-e at gmx.de>**20070501131608
>  due to the newly added guard, the "Can't happen" is no longer true.
> ]
> [Do not delete platform independent pre-processed sources during sdist
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070501142419
>  Since only platform independent pre-processed sources are now left  
> in the
>  src dirs we don't have to delete any pre-processed sources and can  
> just
>  inlcude them all into the src tarball.
>  Ideally we'd track this slightly better in future, it's not nice  
> to be keeping
>  any generates sources in the src dirs, they should be considered  
> read-only.
> ]
> [Leave platform independent pre-processed sources in the src dir
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070501142323
>  Only put platform dependent ones into dist/build
> ]
> [Record if pre-processors are platform independent
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070501142147
>  PreProcessor is now a record with a couple fields.
>  Quite a few knock-on changes due to changing this data type.
> ]
> [call c2hs using the more detailed info
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070422102617
>  we use --output-dir=dist/base
>  and --output=<file relative to the search dir it was found in>.hs
>  This actually depends on a patch in c2hs to make it treat --output- 
> dir
>  in the way we want. That patch will be forthcomming soonish.
>  But the point is:
>  c2hs --output-dir=dist/base --output=Foo/Bar.hs src/Foo/Bar.chs
>  will generate dist/base/Foo/Bar.hs and also dist/base/Foo/Bar.h
>  but inside the .hs file it'll reference Foo/Bar.h so when we  
> compile the
>  .hs file we have to -Idist/base
>  Clear as mud?
> ]
> [Generalise PreProcessors to take more detailed args
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070422100558
>  Most pre-processors just need the full source file and target file  
> names.
>  More complicated ones where the generated files have to embed  
> links to each
>  other need more information. For example c2hs generates .hs file that
>  reference generated .h files. These links should be relative to  
> the dist/build
>  dir and not to the top of the source tree, since we do not want to  
> add -I. to
>  the includes search path. We only want to use -Idist/build, hence  
> the embeded
>  links must be relative to that. Therefor c2hs needs to know the  
> base output
>  directory as well as the name of the file relative to that.
>  So we add a new type PreProcessorFull that has this extra info and  
> a function
>  simplePP :: :: PreProcessor -> PreProcessorFull
>  for the common case of most existing pre-processors that do not  
> need this
>  extra info.
>  This patch doesn't actually change the c2hs stuff, that comes next.
> ]
> [Put pre-processed source into the dist/build dir rather than src dirs
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070422095631
>  This is generally just a nicer thing to do, we should probably aim to
>  not write any files into the source tree at all.
>  The main change is in the preprocessModule function. It now takes  
> an extra
>  arg which is the destination directory. For now I'm passing the  
> buildDir,
>  but we could consider putting pre-processed files into a separate fir
>  from where the .o and .hi files end up.
>  To work out the correct destination file we need to know not only  
> the source
>  file but which of the search dirs it was found in, since the  
> relative file
>  name will be the name of the source file relative to the search  
> dir it was
>  found in, not the name relative to the top of the source tree.  
> This is so that
>  we will be able to find the pre-processed .hs file just by adding  
> dist/build
>  to the sources search path when we compile (eg with -i for ghc).
>  This almost certainly breaks the sdist thing where pre-processed  
> files get
>  included into the tarball. So that'll need looking at.
> ]
> [update documentation for install-headers: field
> Bertram Felgenhauer <int-e at gmx.de>**20070420131524]
> [install headers for all compilers
> Bertram Felgenhauer <int-e at gmx.de>**20070420123527
>  This patch moves the installation of header files from  
> Distribution.Simple.GHC
>  to Distribution.Simple.Install. This is required for the header  
> files to be
>  usable for preprocessing Haskell code in other packages.
> ]
> [don't automatically include install-include: headers into  
> compilations via C
> Bertram Felgenhauer <int-e at gmx.de>**20070420123418
>  This way it's possible to install header files that are meant for  
> preprocessing
>  Haskell code, or header files that are meant to be indirectly  
> included by
>  others.
> ]
> [Don't overwrite existing makefiles
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070430203552
>  Patch contributed by Bryan O'Sullivan
> ]
> [Fix openTempFile so it works on windows with ghc at least
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070430185744
>  It's still a hack. The right solution is to proerly implement  
> openTempFile
>  in base for all Haskell impls, not just GHC.
> ]
> [Use rawSystem not system for capturing output of commands
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070430184046
>  For example we were using a wrapper around 'system' to find the  
> haddock
>  version. This invokes the system command interpreter and passes the
>  command to run as an argument. If the command has spaces in it and  
> is not
>  properly escaped then everything goes wrong. This happens for example
>  on windows when haddock and other programs are kept under "Program  
> Files".
>  So the right thing to do is never to use system, but always  
> rawSystem since
>  then there are no escaping issues.
>  This patch replaces a couple function systemCaptureStdout and  
> systemGetStdout
>  with rawSystemStdout which now lives in Distribution.Simple.Utils.
>  This also uses some rather nasty code to get the output of a command.
>  It really really should not be this hard to do portably. To work  
> around
>  the fact that we cannot use runInteractiveProcess we instead have  
> to create
>  a temporary file. This also turns out to be a hack because the  
> 'standard'
>  openTempFile is not implemented except by GHC, so we now have a  
> hacky version
>  living in Distribution.Compat.TempFile just waiting for the standard
>  openTempFile to be made properly portable, or for us to get some
>  System.Process function that does what we want.
> ]
> [Fix the verbosity level for printing executed commands
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070430155054
>  Since 1 is the default verbosity level we should only print commands
>  at level 2 and above.
> ]
> [initialBuildSteps should not actually build.
> Bryan O'Sullivan <bos at serpentine.com>**20070424183841]
> [pretend that Cabal can build with nhc98
> Malcolm.Wallace at cs.york.ac.uk**20070424104244]
> [minor tweaks to nhc98 branches of case distinctions
> Malcolm.Wallace at cs.york.ac.uk**20070212171419]
> [minor clarifications in doc of package descriptions
> Ross Paterson <ross at soi.city.ac.uk>**20070423093806]
> [Fix for older GHCs, which exported a System.IO.try
> Ian Lynagh <igloo at earth.li>**20070419002443]
> [work around missing Control.Exception for nhc98
> Malcolm.Wallace at cs.york.ac.uk**20070418230821]
> [Remove unnecessary import
> Ian Lynagh <igloo at earth.li>**20070418114407]
> [Fix imports
> Ian Lynagh <igloo at earth.li>**20070418110139]
> [Change variable name to match type change
> Ian Lynagh <igloo at earth.li>**20070418104811]
> [Fix Cabal's Setup.lhs after Maybe UserHooks / UserHooks change
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070418034619]
> [Behave the same on Windows and non-Windows
> Ian Lynagh <igloo at earth.li>**20070417230311]
> [Stop having hooks return an ExitCode that we then ignore
> Ian Lynagh <igloo at earth.li>**20070417225657]
> [Small tidyup
> Ian Lynagh <igloo at earth.li>**20070417225031]
> [Stop pretending we might not have any UserHooks
> Ian Lynagh <igloo at earth.li>**20070417224220]
> [Be better about exiting if a command we run fails
> Ian Lynagh <igloo at earth.li>**20070417222257]
> [Suggest that missing deps need to be downloaded and installed from  
> hackage
> Ian Lynagh <igloo at earth.li>**20070417210158]
> [Make contents of SrcDist more useful to outside users.
> Bryan O'Sullivan <bos at serpentine.com>**20070415060916
>  This change simply splits sdist into three functions.
>  The normal sdist function remains unchanged from the caller's
>  perspective, but it now consists of two phases, each an exported  
> function.
>  The source tree is prepared by prepareTree, and the archive is  
> created
>  by createArchive.
>  This lets the cabal-rpm tool prepare a source tree and insert a few
>  extra files into it before generating a tarball.
> ]
> [setup makefile: handle hs-source-dirs
> Simon Marlow <simonmar at microsoft.com>**20070416140205
>  but only if there's a single entry for now.
> ]
> [setup makefile: use -p option to mkdir when making object directories
> Simon Marlow <simonmar at microsoft.com>**20070416134720
>  I had a feeble attempt to avoid needing this originally, using $ 
> (sort ...)
>  to create parents before children, but sometimes the parents  
> aren't in
>  the list, so it doesn't work.  mkdir's -p option is POSIX, and I  
> found
>  it on all the platforms I checked (Linux, Solaris, Darwin, FreeBSD).
> ]
> [a couple of fixes to 'setup makefile'
> Simon Marlow <simonmar at microsoft.com>**20070416133307
>  Put the -package-name flag at the beginning of GHC_OPTS, allowing it
>  to be overriden later (as we do in the base package, for example).
>  Also, add -split-objs if necessary.
> ]
> [remove illegal literal tabs in strings (again)
> Malcolm.Wallace at cs.york.ac.uk**20070416101220]
> [add missing support for .hs-boot/.lhs-boot with 'setup makefile'
> Simon Marlow <simonmar at microsoft.com>**20070413152244]
> [Pass all the Cc/Ld flags to hsc2hs
> Ian Lynagh <igloo at earth.li>**20070413131318]
> [REINSTATE: Fix C/Haskell type mismatches
> Malcolm.Wallace at cs.york.ac.uk**20070412130607
>  This patch was previously applied and then rolled back.
>  This new version imports System.Posix.Types.CPid correctly for nhc98.
> ]
> [Fix -Wall warnings
> Ian Lynagh <igloo at earth.li>**20070411004954]
> [-Wall fixes
> Ian Lynagh <igloo at earth.li>**20070411003509]
> [Remove duplicate import
> Ian Lynagh <igloo at earth.li>**20070410170930]
> [remove illegal tab chars in string literals
> Malcolm.Wallace at cs.york.ac.uk**20070410085626]
> [Use Distribution.Compat.FilePath.pathSeparator in  
> Distribution.SetupWrapper, instead of having a local copy.
> bjorn at bringert.net**20070409165203]
> [Fix C/Haskell type mismatches
> Ian Lynagh <igloo at earth.li>*-20070404003510]
> [Rejig the adjacent checking in the unlitter
> Ian Lynagh <igloo at earth.li>**20070407173415
>  We were rejecting
>      # 1 "foo"
>> ...
>  in the HUnit package, claiming that it had a comment next to a  
> program line.
>  Now we treat anything cpp inserts as being blank.
> ]
> [parse (but don't pass on) options for ./configure
> Ian Lynagh <igloo at earth.li>**20070406153622]
> [Remove cabal-{builder,install,setup,upload} (now in separate repos)
> Ian Lynagh <igloo at earth.li>**20070405194729]
> [Add 'setup makefile' command
> Simon Marlow <simonmar at microsoft.com>**20070309155022
>  'setup makefile' generates a Makefile that performs the steps
>  necessary to compile the Haskell sources to object code.  This only
>  works for libraries, and only with GHC right now.
>  Instead of simply 'setup build', you can do this:
>    $ ./setup makefile
>    $ make
>    $ ./setup build
>  where './setup makefile' does the preprocessing and generates a
>  Makefile tailored to the current package.  'make' will build all the
>  Haskell code to object files, and 'setup build' will build any C code
>  and the library archives.
>  The reason for all this is that you can say 'make -j' and get a
>  parallel build, or you can say
>    make dist/build/Foo.o EXTRA_HC_OPTS=-keep-s-file
>  to compile a single file with extra options.
> ]
> [make Setup suitable for building the libraries with GHC
> Ian Lynagh <igloo at earth.li>**20061112214536]
> [Expose Distribution.Compat.ReadP
> Ian Lynagh <igloo at earth.li>**20061112214447]
> [Fix C/Haskell type mismatches
> Ian Lynagh <igloo at earth.li>**20070404003510]
> [Use rawSystemPath for calling tar rather than system
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070327110606
>  Means we get -v verboe output and better error messages if the  
> command
>  is not found.
> ]
> [Check the return value of tar
> Bryan O'Sullivan <bos at serpentine.com>**20070326234148]
> [Fixed and improved Haddock comments
> sven.panne at aedion.de**20070322164427]
> [If we export ParseResult, we should export PError and PWarning, too
> sven.panne at aedion.de**20070322164340]
> [remove Makefile.inc (only affects nhc98)
> Malcolm.Wallace at cs.york.ac.uk**20070320120844]
> [Fixes compiling an executable for profiling with template haskell.
> Judah Jacobson <judah.jacobson at gmail.com>**20070314012802]
> [rejig handling of continuation lines (fixes Cabal #118)
> Ross Paterson <ross at soi.city.ac.uk>**20070311154610
>  Also avoids quadratic behaviour on long fields.
> ]
> [add Distribution.SetupWrapper to exposed-modules
> Simon Marlow <simonmar at microsoft.com>**20070309122146]
> [Tweaks to make Cabal play nicer with haddock
> Ian Lynagh <igloo at earth.li>**20070308155718
>  The path for the html docs now includes the package name at the end,
>  which works nicer for multiple packages sharing a contents/index.
>  Use --ghc-pkg when available (in haddock darcs only currently) to  
> tell
>  haddock which ghc-pkg to use.
>  Use --allow-missing-html when available (in haddock darcs only
>  currently) to tell haddock not to worry if it can't find the HTML for
>  packages we depend on. This is necessary when haddocking a group of
>  packages before moving them all into place.
> ]
> [Cope with ghc-pkg telling us packages are broken
> Ian Lynagh <igloo at earth.li>**20070307193131]
> [Tell GHC to use .hs mode when we want it to cpp something for us
> Ian Lynagh <igloo at earth.li>**20070307143612]
> [Add parentheses so expressions are parsed correctly
> Ian Lynagh <igloo at earth.li>**20070307131941]
> [minor refactoring
> Ross Paterson <ross at soi.city.ac.uk>**20070301002731]
> [fix \begin{code typo
> Ross Paterson <ross at soi.city.ac.uk>**20070301002557]
> [document the --with-compiler / --with-hc inconsistency
> Ross Paterson <ross at soi.city.ac.uk>**20070225115601]
> [Clarify documentation on --with-compiler and --with-hc-pkg
> simonpj at microsoft.com**20070221110452]
> [minor markup tweaks
> Ross Paterson <ross at soi.city.ac.uk>**20070218104622]
> [This usePackages stuff is haddock-specific so name it as such
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20070213201434]
> [{en,dis}able-use-packages, -optP-P only if haddock<0.8
> Conal Elliott <conal at conal.net>**20070204061106]
> [cabal-upload: Added command-line options for username, password,  
> checking instead of uploading. Added ability to get login from  
> file, and to get password from the terminal. Added still unused  
> verbosity options. Bumped version number to 0.2.
> bjorn at bringert.net**20070212232920]
> [exclude Setup.lhs
> Ross Paterson <ross at soi.city.ac.uk>**20070212193608
>  This was generating a useless Main entry in the lib doc index.
>  (good for STABLE)
> ]
> [Add recent Cabal modules to nhc98 build system.
> Malcolm.Wallace at cs.york.ac.uk**20070212171106]
> [Compatibility with Haskell'98.
> Malcolm.Wallace at cs.york.ac.uk**20070212170804
>  Import Distribution.Compat.Exception instead of Control.Exception.
>  Fix illegal indentation of cascaded do-blocks.
> ]
> [add --enable-optimization/--disable-optimization config options  
> (on by default)
> Ross Paterson <ross at soi.city.ac.uk>**20070212004513]
> [cabal-upload: nicer output.
> bjorn at bringert.net**20070206154619]
> [Send Accept header.
> bjorn at bringert.net**20070206153521]
> [Allow uploading multiple packages.
> bjorn at bringert.net**20070206153406]
> [Changed HTTP dependency to >= 1.0.
> bjorn at bringert.net**20070206153054]
> [cabal-upload: Removed build-simple since hackage doesn't seem to  
> accept it for non-lib packages.
> bjorn at bringert.net**20070206133616]
> [Added URL for cabal-upload wiki page.
> bjorn at bringert.net**20070206132142]
> [Added usage message to cabal-upload.
> bjorn at bringert.net**20070206131408]
> [Added a small hacky first version of cabal-upload.
> bjorn at bringert.net**20070206112237]
> [cabal-setup doesn't need -cpp
> Ross Paterson <ross at soi.city.ac.uk>**20070115154724]
> [Refactorings only
> Simon Marlow <simonmar at microsoft.com>**20070114203741
>  Here are a batch of refactorings to clean up parsing and parts of the
>  simple build system.  This patch originated in a patch sent to
>  cabal-devel at haskell.org with an intial implementation of
>  configurations.  Since then we decided to go a different route with
>  configurations, so I have separated the refactoring from the
>  configurations patch.
>  At this point, 2 tests fail for me, but I get the same 2 failures
>  without this patch.
> ]
> [pass arguments through when performing the setup actions ourselves
> Ross Paterson <ross at soi.city.ac.uk>**20070113133211]
> [separate option for the compiler for Setup.hs
> Ross Paterson <ross at soi.city.ac.uk>**20070113133000
>  This need not be the same compiler as used to build the package
> ]
> [Ignoring user packages when installing locally doesn't make sense.
> Lemmih <lemmih at gmail.com>**20070112150318]
> [cabal-install now caches downloaded packages in the directory for  
> the package, and with .tar.gz extension.
> bjorn at bringert.net**20070112143527]
> [cabal-install.cabal: Added build-type field. Change hs-source-dir  
> to hs-source-dirs (hs-source-dir has been deprecated for some time).
> bjorn at bringert.net**20070112131959]
> [cabal-install --user now keeps package cache and package list in  
> ~/.cabal-install
> bjorn at bringert.net**20070112131301]
> [fix ghc-options (not a listField)
> bjorn at bringert.net**20070112124938]
> [add a Build-Type field, and use it in setupWrapper
> Ross Paterson <ross at soi.city.ac.uk>**20070111233018
>  As discussed on the libraries list (Nov 2006), add a field Build-Type
>  which can be used to declare that this package uses one of the  
> boilerplate
>  setup scripts.  This allows setupWrapper (used by cabal-setup and
>  cabal-install) to bypass the setup script in this case and perform
>  the setup actions itself.
> ]
> [remove a use of null+head
> Ross Paterson <ross at soi.city.ac.uk>**20070111182430]
> [remove two fromJust's
> Ross Paterson <ross at soi.city.ac.uk>**20070111182401]
> [pass CABAL_VERSION to Hugs
> Ross Paterson <ross at soi.city.ac.uk>**20070111182216]
> [cabal-install now puts the package list in /var/lib/cabal-install  
> and the tarballs in /var/cache/cabal-install by default. Added  
> command-line options for changing those.
> bjorn at bringert.net**20070111190452]
> [Track verbosity argument changes
> Ian Lynagh <igloo at earth.li>**20070111180601]
> [Testsuite quietening
> Ian Lynagh <igloo at earth.li>**20070111175329]
> [cabal-install: Output usage info for the right command when  
> pasrsing the package name arguments fails.
> bjorn at bringert.net**20070111164924]
> [SetupWrapper now passes verbosity to other functions, as required  
> by Igloo's patch.
> bjorn at bringert.net**20070111161651]
> [Make cabal-install use setupWrapper (the library version of cabal- 
> setup).
> bjorn at bringert.net**20070111160535]
> [Moved the cabal-setup code to Distribution.SetupWrapper, so that  
> cabal-install can use it. CabalSetup.hs now just calls the  
> setupWrapper function.
> bjorn at bringert.net**20070111130506]
> [Quieten the testsuite more
> Ian Lynagh <igloo at earth.li>**20070111155957]
> [Pass verbosity info down to warn
> Ian Lynagh <igloo at earth.li>**20070111154526]
> [Derive Show on various datatypes
> Ian Lynagh <igloo at earth.li>**20070111140220]
> [Give feedback in runTests.sh
> Ian Lynagh <igloo at earth.li>**20070111132654]
> [Be less verbose at verbosity level 1
> Ian Lynagh <igloo at earth.li>**20070111131228]
> [Fix warning
> Ian Lynagh <igloo at earth.li>**20070111130928]
> [No need for -fno-warn-unused-matches any more
> Ian Lynagh <igloo at earth.li>**20070111130824]
> [Always pass Hooks around, not Maybe Hooks
> Ian Lynagh <igloo at earth.li>**20070111124234]
> [Make Makefile use the right ghc/ghc-pkg
> Ian Lynagh <igloo at earth.li>**20070111122833]
> [Add -Wall to GHCFLAGS
> Ian Lynagh <igloo at earth.li>**20070111102742]
> [Updated cabal-install test scripts to use the main Cabal repo.
> bjorn at bringert.net**20070111111727]
> [Added cabal-install test scripts.
> bjorn at bringert.net**20070110184835]
> [Added cabal-install Makefile.
> bjorn at bringert.net**20070110184754]
> [Added HTTP package code used by cabal-install.
> bjorn at bringert.net**20070110184545]
> [Imported all the cabal-install sources.
> bjorn at bringert.net**20070110183142]
> [Added cabal-install dep on regex-compat.
> bjorn at bringert.net**20070110180020]
> [Removed old CabalInstall.hs (it has moved to cabal-install/src in  
> one of the pataches I pulled in).
> bjorn at bringert.net**20070110174435]
> [Pulling in cabal-install: changed default Hackage DB URL.
> bjorn at bringert.net**20070110173825]
> [Pulling cabal-with-install into Cabal: cabal-install.cabal changes.
> bjorn at bringert.net**20070110172811]
> [Pulling changes from cabal-with-install: Multiple repositories.
> bjorn at bringert.net**20070110164852
>  Original patch:
>  Sat Sep  2 00:13:40 CEST 2006  Paolo Martini <paolo at nemail.it>
>    * Multiple repositories.
> ]
> [Pulling changes from cabal-with-install: Stripping off the  
> dependencies, only HTTP left
> bjorn at bringert.net**20070110164556
>  Original patch:
>  Sun Aug 20 19:01:03 CEST 2006  Paolo Martini <paolo at nemail.it>
>    * Stripping off the dependencies, only HTTP left
> ]
> [Resolve Makefile conflict from importing Cabal-with-install patches.
> bjorn at bringert.net**20070110163852]
> [a program to test download & install a bunch of cabal packages
> ijones at syntaxpolice.org**20061114063409]
> [added --inplace trick to cabal build so that cabal-install can  
> build on machines without cabal.
> ijones at syntaxpolice.org**20060922034620]
> [First attempt to make a new repository (url in the configuration)
> Paolo Martini <paolo at nemail.it>**20060820180342]
> [Tarball index format support
> Paolo Martini <paolo at nemail.it>**20060816223509]
> [Quieten a test
> Ian Lynagh <igloo at earth.li>**20070110175223]
> [Pass 0 verbosity on to GHC when building
> Ian Lynagh <igloo at earth.li>**20070110174050]
> [More verbosity tweaking
> Ian Lynagh <igloo at earth.li>**20070110172956]
> [Rejig verbosity levels a bit; 1 is now the default (was 0)
> Ian Lynagh <igloo at earth.li>**20070110165149]
> [Make system tweaks to avoid cabal thinking it isn't bootstrapped  
> when running the testsuite
> Ian Lynagh <igloo at earth.li>**20070110162940]
> [Typo
> Ian Lynagh <igloo at earth.li>**20070110154617]
> [Refer to the right variables
> Ian Lynagh <igloo at earth.li>**20070110151326]
> [Give unrecognised flags more clearly
> Ian Lynagh <igloo at earth.li>**20070110144650]
> [Beautify
> Ian Lynagh <igloo at earth.li>**20070110143711]
> [Retab
> Ian Lynagh <igloo at earth.li>**20070110143103]
> [Remove some chatter from the test scripts
> Ian Lynagh <igloo at earth.li>**20070110142756]
> [Eliminate more warnings
> Ian Lynagh <igloo at earth.li>**20070110142114]
> [More -Wall clean fixes
> Ian Lynagh <igloo at earth.li>**20070110135838]
> [Improve cleaning
> Ian Lynagh <igloo at earth.li>**20070110134230]
> [-Wall clean fixes
> Ian Lynagh <igloo at earth.li>**20070110125523
>  This patch is sponsored by Hac 07.
>  Have you hacked a lambda today?
> ]
> [Fix non-fatal problem with 'setup haddock' for an exe package
> Simon Marlow <simonmar at microsoft.com>**20070109133751
>  For some unknown reason, we were passing --use-package=P to haddock,
>  where P is the name of the current executable package.  This can  
> never
>  work, since P is not a library and will not be installed.   
> Fortunately
>  Haddock ignores the error and continues anyway.
> ]
> [Set the Cabal version when building via the fptools build system
> sven.panne at aedion.de**20070106152814
>  Without this patch, Cabal is effectively "version-less" and  
> all .cabal
>  files with a version requirement are unusable. Therefore I think that
>  this patch (or at least something equivalent) should be pushed to the
>  6.6.1 branch, too.
> ]
> [added --save-configure flag to clean. got some complaints that  
> there was no way to avoid reconfiguring after a clean.  now if you  
> use --save-configure, you should be able to.
> ijones at syntaxpolice.org**20061219152204]
> [tiny mod to License comments
> ijones at syntaxpolice.org**20061219060021]
> [improving help output
> ijones at syntaxpolice.org**20061219055849
>  As suggested by Claus Reinke in this ticket:
>  http://hackage.haskell.org/trac/hackage/ticket/105
> ]
> [fix ./Setup unregister --help, which was giving the help for register
> Simon Marlow <simonmar at microsoft.com>**20061215165000]
> [Fix the links in the user guide to the API docs
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>*-20061129131633]
> [Fix the links in the user guide to the API docs
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061129131633]
> [haddock comments for SrcDist.hs
> ijones at syntaxpolice.org**20061127041303]
> [some haddock comments for LocalBuildInfo.hs
> ijones at syntaxpolice.org**20061127040916]
> [a little comment for JHC.hs
> ijones at syntaxpolice.org**20061127040026]
> [some comments for Install.hs
> ijones at syntaxpolice.org**20061127035919]
> [some comments for Hugs.hs
> ijones at syntaxpolice.org**20061127035310]
> [haddock comments for GHC and GHCPackageConig
> ijones at syntaxpolice.org**20061127034617]
> [some comments for Configure.hs
> ijones at syntaxpolice.org**20061127033157]
> [some comments for Build.hs
> ijones at syntaxpolice.org**20061127032409]
> [minor comments and cleanup for Setup.hs
> ijones at syntaxpolice.org**20061127031744]
> [some haddock explanation of preprocessors
> ijones at syntaxpolice.org**20061127031055]
> [some comments for Package.hs
> ijones at syntaxpolice.org**20061127025108]
> [haddockizing some comments from Make.hs
> ijones at syntaxpolice.org**20061127024142]
> [adding comments to Program.hs
> ijones at syntaxpolice.org**20061127022353]
> [comments for the Program module
> ijones at syntaxpolice.org**20061127002749]
> [don't return an error code just because there's no library to  
> register
> ijones at syntaxpolice.org**20061124144831]
> [Purely cosmetic; have '--<FOO>-args' use ARGS on their RHS rather  
> than PATH in usage output
> sof at galois.com**20061121195844]
> [parse executable field as a token (as documented), rather than  
> free text
> Ross Paterson <ross at soi.city.ac.uk>**20061120093400]
> [trim trailing spaces (including CRs) from all input lines
> Ross Paterson <ross at soi.city.ac.uk>**20061120092526]
> [help nhc98 find the import of programLocation
> Malcolm.Wallace at cs.york.ac.uk**20061117144001]
> [sdist: make it work on Windows platforms by simplifying 'tar'  
> invocation. Hopefully not at the cost of other plats (i.e., as-yet  
> untested there..)"
> sof at galois.com**20061117014832]
> [build: consult and use any user-provided settings for 'ld' and 'ar'
> sof at galois.com**20061117014622]
> [defaultUserHooks.sDistHook: pass in optional LBI to SrcDist.sdist
> sof at galois.com**20061117014448]
> [defaultProgramConfiguration: add 'ld' and 'tar' entries
> sof at galois.com**20061117014318]
> [revise Paths module for the Hugs target
> Ross Paterson <ross at soi.city.ac.uk>**20061108223349
>  When targetting Hugs, the Paths module now uses prefix-independent
>  paths relative to the location of the Main module of the program,
>  on all platforms.
>  For the Hugs target, this replaces the code using  
> GetModuleFileNameA(),
>  which never worked.  Behaviour under GHC should be unchanged.
> ]
> [Hugs: fix location of installed package info
> Ross Paterson <ross at soi.city.ac.uk>**20061021144613]
> [Fix escaping of ' chars in register.sh script.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061016215459]
> [Tidy up command comments
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061013211158]
> [Fix getDataDir etc. when bindir=$prefix
> Simon Marlow <simonmar at microsoft.com>**20061013100941]
> [Update text on the front page: packages can now overlap in GHC 6.6
> Simon Marlow <simonmar at microsoft.com>**20061012114601
> ]
> [New unlit code "ported" from cpphs-1.2
> Lennart Kolmodin <kolmodin at dtek.chalmers.se>**20061009192609]
> [Share one more place where the cabal version is defined.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010140027]
> [Fix spelling error in error message.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010140013]
> [Centeralise the places that know that Cabal version number
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010135918]
> [Remove spurious debug message.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010125643]
> [Bump to next unstable development version
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010125602]
> [Make cabal know it's own version number correctly
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061010130939
>  This is an unpleasent way of doing it.
>  Will have to fix once and for all in the next version.
> ]
> [TAG 1.1.6
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061009123801]
> [Bum version to 1.1.6 release
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061009123733]
> [Add note about unix dep for ghc-6.2
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061009123632]
> [Update README, changelog and releaseNotes
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061009123558]
> [TAG
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061007141722]
> [Bump version to
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061007141412]
> [Only use -package-name with the package's version number for ghc-6.4
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061007123309
>  This change was added for ghc-6.6 but broke packages for ghc-6.2.2.
> ]
> [Make the configure step respect the HC makefile var
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061007113643]
> [Have the default make target be build rather than test
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061007113556
>  This is more normal.
> ]
> [Read the buildinfo for the haddock step.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061005212138
>  In particular this means we pick up any cc-options that are
>  needed for preprocessing the source before haddock reads it.
>  This fixes the haddock build step for many of the packages in
>  the ghc-extralibs collection.
> ]
> [Use pragma OPTIONS rather than OPTIONS_GHC for compatability with  
> ghc 6.2.x
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20061005211937]
> [TAG
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060911223941]
> [Bump version for 3rd 1.1.6 release candidate
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060911223908]
> [Make Distribution.Compat.FilePath public and  
> Distribution.Compat.ReadP private
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060911222733
>  Ideally all the Distribution.Compat.* modules would be private,
>  however there is currently no sensible alternative to the FilePath  
> module
>  and hiding it at this stage breaks packages.
> ]
> [Use slightly simpler way of getting GHC version.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060823105956
>  ghc has supported --numeric-version for ages.
> ]
> [Be cleverer about guessing hc-pkg name and location.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060823105412
>  So it now works if you say:
>  ./setup configure --with-compiler=ghc-6.5
>  ie specifying a path-relative name rather than an absolute path.
>  We then look for hc-pkg in the same dir as where we found the  
> compiler.
>  If the compiler appears to have a version suffix then we additionally
>  and preferentially look for hc-pkg with that same version suffix.
>  (I'm not sure that bit works if you've got a .exe suffix, perhaps a
>  windows person could try it / take a look)
> ]
> [CabalSetup: reuse './setup' if it's newer than the setup script.
> Lemmih <lemmih at gmail.com>**20060926231910]
> [Fix the combination of --enable-library-profiling and --enable- 
> split-objs
> Lemmih <lemmih at gmail.com>**20060926231658]
> [clarification of the way --inplace works
> ijones at syntaxpolice.org**20060922042102]
> [cleanups to user's guide
> Ross Paterson <ross at soi.city.ac.uk>**20060910144428
>   * markup fixes
>   * spelling
>   * id's for some elements to avoid warnings
>   * mention the use of Description field by setup haddock
>   * clean up --hoogle description
> ]
> [Check exit codes!
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060908173615
>  Cabal was not noticing haddock failing. That's bad.
> ]
> [Use {-# OPTIONS_GHC -cpp #-} so that runghc Setup.lhs works.
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060908153717]
> [TAG
> Duncan Coutts <duncan.coutts at worc.ox.ac.uk>**20060906234045]
> Patch bundle hash:
> c1e1073b196e5d904420bb7fb0f4bd6c3fa650bc

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