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<pre><a name="line-1"></a><span class='hs-comment'>-----------------------------------------------------------------------------</span>
<a name="line-2"></a><span class='hs-comment'>-- |</span>
<a name="line-3"></a><span class='hs-comment'>-- Module : Distribution.Simple.Program.HcPkg</span>
<a name="line-4"></a><span class='hs-comment'>-- Copyright : Duncan Coutts 2009</span>
<a name="line-5"></a><span class='hs-comment'>--</span>
<a name="line-6"></a><span class='hs-comment'>-- Maintainer : cabal-devel@haskell.org</span>
<a name="line-7"></a><span class='hs-comment'>-- Portability : portable</span>
<a name="line-8"></a><span class='hs-comment'>--</span>
<a name="line-9"></a><span class='hs-comment'>-- This module provides an library interface to the @hc-pkg@ program.</span>
<a name="line-10"></a><span class='hs-comment'>-- Currently only GHC and LHC have hc-pkg programs.</span>
<a name="line-11"></a>
<a name="line-12"></a><span class='hs-keyword'>module</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Simple</span><span class='hs-varop'>.</span><span class='hs-conid'>Program</span><span class='hs-varop'>.</span><span class='hs-conid'>HcPkg</span> <span class='hs-layout'>(</span>
<a name="line-13"></a> <span class='hs-varid'>register</span><span class='hs-layout'>,</span>
<a name="line-14"></a> <span class='hs-varid'>reregister</span><span class='hs-layout'>,</span>
<a name="line-15"></a> <span class='hs-varid'>unregister</span><span class='hs-layout'>,</span>
<a name="line-16"></a> <span class='hs-varid'>expose</span><span class='hs-layout'>,</span>
<a name="line-17"></a> <span class='hs-varid'>hide</span><span class='hs-layout'>,</span>
<a name="line-18"></a> <span class='hs-varid'>dump</span><span class='hs-layout'>,</span>
<a name="line-19"></a>
<a name="line-20"></a> <span class='hs-comment'>-- * Program invocations</span>
<a name="line-21"></a> <span class='hs-varid'>registerInvocation</span><span class='hs-layout'>,</span>
<a name="line-22"></a> <span class='hs-varid'>reregisterInvocation</span><span class='hs-layout'>,</span>
<a name="line-23"></a> <span class='hs-varid'>unregisterInvocation</span><span class='hs-layout'>,</span>
<a name="line-24"></a> <span class='hs-varid'>exposeInvocation</span><span class='hs-layout'>,</span>
<a name="line-25"></a> <span class='hs-varid'>hideInvocation</span><span class='hs-layout'>,</span>
<a name="line-26"></a> <span class='hs-varid'>dumpInvocation</span><span class='hs-layout'>,</span>
<a name="line-27"></a> <span class='hs-layout'>)</span> <span class='hs-keyword'>where</span>
<a name="line-28"></a>
<a name="line-29"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Package</span>
<a name="line-30"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>PackageId</span><span class='hs-layout'>,</span> <span class='hs-conid'>InstalledPackageId</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span>
<a name="line-31"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-32"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>InstalledPackageInfo</span><span class='hs-layout'>,</span> <span class='hs-conid'>InstalledPackageInfo_</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span>
<a name="line-33"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>showInstalledPackageInfo</span><span class='hs-layout'>,</span> <span class='hs-varid'>parseInstalledPackageInfo</span> <span class='hs-layout'>)</span>
<a name="line-34"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>ParseUtils</span>
<a name="line-35"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>ParseResult</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span>
<a name="line-36"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Simple</span><span class='hs-varop'>.</span><span class='hs-conid'>Compiler</span>
<a name="line-37"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>PackageDB</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>PackageDBStack</span> <span class='hs-layout'>)</span>
<a name="line-38"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Simple</span><span class='hs-varop'>.</span><span class='hs-conid'>Program</span><span class='hs-varop'>.</span><span class='hs-conid'>Types</span>
<a name="line-39"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>ConfiguredProgram</span><span class='hs-layout'>(</span><span class='hs-varid'>programId</span><span class='hs-layout'>,</span> <span class='hs-varid'>programVersion</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span>
<a name="line-40"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Simple</span><span class='hs-varop'>.</span><span class='hs-conid'>Program</span><span class='hs-varop'>.</span><span class='hs-conid'>Run</span>
<a name="line-41"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>ProgramInvocation</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-conid'>IOEncoding</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span> <span class='hs-varid'>programInvocation</span>
<a name="line-42"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>runProgramInvocation</span><span class='hs-layout'>,</span> <span class='hs-varid'>getProgramInvocationOutput</span> <span class='hs-layout'>)</span>
<a name="line-43"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Version</span>
<a name="line-44"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>Version</span><span class='hs-layout'>(</span><span class='hs-keyglyph'>..</span><span class='hs-layout'>)</span> <span class='hs-layout'>)</span>
<a name="line-45"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Text</span>
<a name="line-46"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>display</span> <span class='hs-layout'>)</span>
<a name="line-47"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Simple</span><span class='hs-varop'>.</span><span class='hs-conid'>Utils</span>
<a name="line-48"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>die</span> <span class='hs-layout'>)</span>
<a name="line-49"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Verbosity</span>
<a name="line-50"></a> <span class='hs-layout'>(</span> <span class='hs-conid'>Verbosity</span><span class='hs-layout'>,</span> <span class='hs-varid'>deafening</span><span class='hs-layout'>,</span> <span class='hs-varid'>silent</span> <span class='hs-layout'>)</span>
<a name="line-51"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>Compat</span><span class='hs-varop'>.</span><span class='hs-conid'>Exception</span>
<a name="line-52"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>catchExit</span> <span class='hs-layout'>)</span>
<a name="line-53"></a>
<a name="line-54"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Char</span>
<a name="line-55"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>isSpace</span> <span class='hs-layout'>)</span>
<a name="line-56"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Control</span><span class='hs-varop'>.</span><span class='hs-conid'>Monad</span>
<a name="line-57"></a> <span class='hs-layout'>(</span> <span class='hs-varid'>liftM</span> <span class='hs-layout'>)</span>
<a name="line-58"></a>
<a name="line-59"></a><a name="register"></a><span class='hs-comment'>-- | Call @hc-pkg@ to register a package.</span>
<a name="line-60"></a><span class='hs-comment'>--</span>
<a name="line-61"></a><span class='hs-comment'>-- > hc-pkg register {filename | -} [--user | --global | --package-conf]</span>
<a name="line-62"></a><span class='hs-comment'>--</span>
<a name="line-63"></a><span class='hs-definition'>register</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span>
<a name="line-64"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Either</span> <span class='hs-conid'>FilePath</span>
<a name="line-65"></a> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-66"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-67"></a><span class='hs-definition'>register</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgFile</span> <span class='hs-keyglyph'>=</span>
<a name="line-68"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span>
<a name="line-69"></a> <span class='hs-layout'>(</span><span class='hs-varid'>registerInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgFile</span><span class='hs-layout'>)</span>
<a name="line-70"></a>
<a name="line-71"></a>
<a name="line-72"></a><a name="reregister"></a><span class='hs-comment'>-- | Call @hc-pkg@ to re-register a package.</span>
<a name="line-73"></a><span class='hs-comment'>--</span>
<a name="line-74"></a><span class='hs-comment'>-- > hc-pkg register {filename | -} [--user | --global | --package-conf]</span>
<a name="line-75"></a><span class='hs-comment'>--</span>
<a name="line-76"></a><span class='hs-definition'>reregister</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span>
<a name="line-77"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Either</span> <span class='hs-conid'>FilePath</span>
<a name="line-78"></a> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-79"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-80"></a><span class='hs-definition'>reregister</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgFile</span> <span class='hs-keyglyph'>=</span>
<a name="line-81"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span>
<a name="line-82"></a> <span class='hs-layout'>(</span><span class='hs-varid'>reregisterInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgFile</span><span class='hs-layout'>)</span>
<a name="line-83"></a>
<a name="line-84"></a>
<a name="line-85"></a><a name="unregister"></a><span class='hs-comment'>-- | Call @hc-pkg@ to unregister a package</span>
<a name="line-86"></a><span class='hs-comment'>--</span>
<a name="line-87"></a><span class='hs-comment'>-- > hc-pkg unregister [pkgid] [--user | --global | --package-conf]</span>
<a name="line-88"></a><span class='hs-comment'>--</span>
<a name="line-89"></a><span class='hs-definition'>unregister</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-90"></a><span class='hs-definition'>unregister</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-91"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span>
<a name="line-92"></a> <span class='hs-layout'>(</span><span class='hs-varid'>unregisterInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span><span class='hs-layout'>)</span>
<a name="line-93"></a>
<a name="line-94"></a>
<a name="line-95"></a><a name="expose"></a><span class='hs-comment'>-- | Call @hc-pkg@ to expose a package.</span>
<a name="line-96"></a><span class='hs-comment'>--</span>
<a name="line-97"></a><span class='hs-comment'>-- > hc-pkg expose [pkgid] [--user | --global | --package-conf]</span>
<a name="line-98"></a><span class='hs-comment'>--</span>
<a name="line-99"></a><span class='hs-definition'>expose</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-100"></a><span class='hs-definition'>expose</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-101"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span>
<a name="line-102"></a> <span class='hs-layout'>(</span><span class='hs-varid'>exposeInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span><span class='hs-layout'>)</span>
<a name="line-103"></a>
<a name="line-104"></a>
<a name="line-105"></a><a name="hide"></a><span class='hs-comment'>-- | Call @hc-pkg@ to expose a package.</span>
<a name="line-106"></a><span class='hs-comment'>--</span>
<a name="line-107"></a><span class='hs-comment'>-- > hc-pkg expose [pkgid] [--user | --global | --package-conf]</span>
<a name="line-108"></a><span class='hs-comment'>--</span>
<a name="line-109"></a><span class='hs-definition'>hide</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-110"></a><span class='hs-definition'>hide</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-111"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span>
<a name="line-112"></a> <span class='hs-layout'>(</span><span class='hs-varid'>hideInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span><span class='hs-layout'>)</span>
<a name="line-113"></a>
<a name="line-114"></a>
<a name="line-115"></a><a name="dump"></a><span class='hs-comment'>-- | Call @hc-pkg@ to get all the installed packages.</span>
<a name="line-116"></a><span class='hs-comment'>--</span>
<a name="line-117"></a><span class='hs-definition'>dump</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>InstalledPackageInfo</span><span class='hs-keyglyph'>]</span>
<a name="line-118"></a><span class='hs-definition'>dump</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>packagedb</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-119"></a>
<a name="line-120"></a> <span class='hs-varid'>output</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getProgramInvocationOutput</span> <span class='hs-varid'>verbosity</span>
<a name="line-121"></a> <span class='hs-layout'>(</span><span class='hs-varid'>dumpInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span><span class='hs-layout'>)</span>
<a name="line-122"></a> <span class='hs-varop'>`catchExit`</span> <span class='hs-keyglyph'>\</span><span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>die</span> <span class='hs-varop'>$</span> <span class='hs-varid'>programId</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>++</span> <span class='hs-str'>" dump failed"</span>
<a name="line-123"></a>
<a name="line-124"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>parsePackages</span> <span class='hs-varid'>output</span> <span class='hs-keyword'>of</span>
<a name="line-125"></a> <span class='hs-conid'>Left</span> <span class='hs-varid'>ok</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>return</span> <span class='hs-varid'>ok</span>
<a name="line-126"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>die</span> <span class='hs-varop'>$</span> <span class='hs-str'>"failed to parse output of '"</span>
<a name="line-127"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>programId</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>++</span> <span class='hs-str'>" dump'"</span>
<a name="line-128"></a>
<a name="line-129"></a> <span class='hs-keyword'>where</span>
<a name="line-130"></a> <span class='hs-varid'>parsePackages</span> <span class='hs-varid'>str</span> <span class='hs-keyglyph'>=</span>
<a name="line-131"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>parse</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>liftM</span> <span class='hs-varid'>setInstalledPackageId</span> <span class='hs-varop'>.</span> <span class='hs-varid'>parseInstalledPackageInfo</span>
<a name="line-132"></a> <span class='hs-varid'>parsed</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>parse</span> <span class='hs-layout'>(</span><span class='hs-varid'>splitPkgs</span> <span class='hs-varid'>str</span><span class='hs-layout'>)</span>
<a name="line-133"></a> <span class='hs-keyword'>in</span> <span class='hs-keyword'>case</span> <span class='hs-keyglyph'>[</span> <span class='hs-varid'>msg</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ParseFailed</span> <span class='hs-varid'>msg</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parsed</span> <span class='hs-keyglyph'>]</span> <span class='hs-keyword'>of</span>
<a name="line-134"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Left</span> <span class='hs-keyglyph'>[</span> <span class='hs-varid'>pkg</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>ParseOk</span> <span class='hs-keyword'>_</span> <span class='hs-varid'>pkg</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>parsed</span> <span class='hs-keyglyph'>]</span>
<a name="line-135"></a> <span class='hs-varid'>msgs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Right</span> <span class='hs-varid'>msgs</span>
<a name="line-136"></a>
<a name="line-137"></a> <span class='hs-comment'>--TODO: this could be a lot faster. We're doing normaliseLineEndings twice</span>
<a name="line-138"></a> <span class='hs-comment'>-- and converting back and forth with lines/unlines.</span>
<a name="line-139"></a> <span class='hs-varid'>splitPkgs</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-140"></a> <span class='hs-varid'>splitPkgs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>checkEmpty</span> <span class='hs-varop'>.</span> <span class='hs-varid'>map</span> <span class='hs-varid'>unlines</span> <span class='hs-varop'>.</span> <span class='hs-varid'>splitWith</span> <span class='hs-layout'>(</span><span class='hs-str'>"---"</span> <span class='hs-varop'>==</span><span class='hs-layout'>)</span> <span class='hs-varop'>.</span> <span class='hs-varid'>lines</span>
<a name="line-141"></a> <span class='hs-keyword'>where</span>
<a name="line-142"></a> <span class='hs-comment'>-- Handle the case of there being no packages at all.</span>
<a name="line-143"></a> <span class='hs-varid'>checkEmpty</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>s</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>all</span> <span class='hs-varid'>isSpace</span> <span class='hs-varid'>s</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-144"></a> <span class='hs-varid'>checkEmpty</span> <span class='hs-varid'>ss</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ss</span>
<a name="line-145"></a>
<a name="line-146"></a> <span class='hs-varid'>splitWith</span> <span class='hs-keyglyph'>::</span> <span class='hs-layout'>(</span><span class='hs-varid'>a</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-keyglyph'>[</span><span class='hs-varid'>a</span><span class='hs-keyglyph'>]</span><span class='hs-keyglyph'>]</span>
<a name="line-147"></a> <span class='hs-varid'>splitWith</span> <span class='hs-varid'>p</span> <span class='hs-varid'>xs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ys</span> <span class='hs-conop'>:</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>zs</span> <span class='hs-keyword'>of</span>
<a name="line-148"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>[]</span>
<a name="line-149"></a> <span class='hs-keyword'>_</span><span class='hs-conop'>:</span><span class='hs-varid'>ws</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>splitWith</span> <span class='hs-varid'>p</span> <span class='hs-varid'>ws</span>
<a name="line-150"></a> <span class='hs-keyword'>where</span> <span class='hs-layout'>(</span><span class='hs-varid'>ys</span><span class='hs-layout'>,</span><span class='hs-varid'>zs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>break</span> <span class='hs-varid'>p</span> <span class='hs-varid'>xs</span>
<a name="line-151"></a>
<a name="line-152"></a>
<a name="line-153"></a><a name="setInstalledPackageId"></a><span class='hs-comment'>-- Older installed package info files did not have the installedPackageId</span>
<a name="line-154"></a><span class='hs-comment'>-- field, so if it is missing then we fill it as the source package ID.</span>
<a name="line-155"></a><span class='hs-definition'>setInstalledPackageId</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>InstalledPackageInfo</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-156"></a><span class='hs-definition'>setInstalledPackageId</span> <span class='hs-varid'>pkginfo</span><span class='hs-keyglyph'>@</span><span class='hs-conid'>InstalledPackageInfo</span> <span class='hs-layout'>{</span>
<a name="line-157"></a> <span class='hs-varid'>installedPackageId</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>InstalledPackageId</span> <span class='hs-str'>""</span><span class='hs-layout'>,</span>
<a name="line-158"></a> <span class='hs-varid'>sourcePackageId</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pkgid</span>
<a name="line-159"></a> <span class='hs-layout'>}</span>
<a name="line-160"></a> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pkginfo</span> <span class='hs-layout'>{</span>
<a name="line-161"></a> <span class='hs-comment'>--TODO use a proper named function for the conversion</span>
<a name="line-162"></a> <span class='hs-comment'>-- from source package id to installed package id</span>
<a name="line-163"></a> <span class='hs-varid'>installedPackageId</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>InstalledPackageId</span> <span class='hs-layout'>(</span><span class='hs-varid'>display</span> <span class='hs-varid'>pkgid</span><span class='hs-layout'>)</span>
<a name="line-164"></a> <span class='hs-layout'>}</span>
<a name="line-165"></a><span class='hs-definition'>setInstalledPackageId</span> <span class='hs-varid'>pkginfo</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>pkginfo</span>
<a name="line-166"></a>
<a name="line-167"></a>
<a name="line-168"></a><span class='hs-comment'>--------------------------</span>
<a name="line-169"></a><span class='hs-comment'>-- The program invocations</span>
<a name="line-170"></a><span class='hs-comment'>--</span>
<a name="line-171"></a>
<a name="line-172"></a><a name="registerInvocation"></a><span class='hs-definition'>registerInvocation</span><span class='hs-layout'>,</span> <span class='hs-varid'>reregisterInvocation</span>
<a name="line-173"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span>
<a name="line-174"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Either</span> <span class='hs-conid'>FilePath</span> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-175"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-176"></a><span class='hs-definition'>registerInvocation</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>registerInvocation'</span> <span class='hs-str'>"register"</span>
<a name="line-177"></a><a name="reregisterInvocation"></a><span class='hs-definition'>reregisterInvocation</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>registerInvocation'</span> <span class='hs-str'>"update"</span>
<a name="line-178"></a>
<a name="line-179"></a>
<a name="line-180"></a><a name="registerInvocation'"></a><span class='hs-definition'>registerInvocation'</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>String</span>
<a name="line-181"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span>
<a name="line-182"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Either</span> <span class='hs-conid'>FilePath</span> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-183"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-184"></a><span class='hs-definition'>registerInvocation'</span> <span class='hs-varid'>cmdname</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedbs</span> <span class='hs-layout'>(</span><span class='hs-conid'>Left</span> <span class='hs-varid'>pkgFile</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-185"></a> <span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>args</span>
<a name="line-186"></a> <span class='hs-keyword'>where</span>
<a name="line-187"></a> <span class='hs-varid'>args</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>cmdname</span><span class='hs-layout'>,</span> <span class='hs-varid'>pkgFile</span><span class='hs-keyglyph'>]</span>
<a name="line-188"></a> <span class='hs-varop'>++</span> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>legacyVersion</span> <span class='hs-varid'>hcPkg</span>
<a name="line-189"></a> <span class='hs-keyword'>then</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>packageDbOpts</span> <span class='hs-layout'>(</span><span class='hs-varid'>last</span> <span class='hs-varid'>packagedbs</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-190"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>packageDbStackOpts</span> <span class='hs-varid'>packagedbs</span><span class='hs-layout'>)</span>
<a name="line-191"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-192"></a>
<a name="line-193"></a><span class='hs-definition'>registerInvocation'</span> <span class='hs-varid'>cmdname</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedbs</span> <span class='hs-layout'>(</span><span class='hs-conid'>Right</span> <span class='hs-varid'>pkgInfo</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span>
<a name="line-194"></a> <span class='hs-layout'>(</span><span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>args</span><span class='hs-layout'>)</span> <span class='hs-layout'>{</span>
<a name="line-195"></a> <span class='hs-varid'>progInvokeInput</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-varid'>showInstalledPackageInfo</span> <span class='hs-varid'>pkgInfo</span><span class='hs-layout'>)</span><span class='hs-layout'>,</span>
<a name="line-196"></a> <span class='hs-varid'>progInvokeInputEncoding</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IOEncodingUTF8</span>
<a name="line-197"></a> <span class='hs-layout'>}</span>
<a name="line-198"></a> <span class='hs-keyword'>where</span>
<a name="line-199"></a> <span class='hs-varid'>args</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>cmdname</span><span class='hs-layout'>,</span> <span class='hs-str'>"-"</span><span class='hs-keyglyph'>]</span>
<a name="line-200"></a> <span class='hs-varop'>++</span> <span class='hs-layout'>(</span><span class='hs-keyword'>if</span> <span class='hs-varid'>legacyVersion</span> <span class='hs-varid'>hcPkg</span>
<a name="line-201"></a> <span class='hs-keyword'>then</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>packageDbOpts</span> <span class='hs-layout'>(</span><span class='hs-varid'>last</span> <span class='hs-varid'>packagedbs</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-202"></a> <span class='hs-keyword'>else</span> <span class='hs-varid'>packageDbStackOpts</span> <span class='hs-varid'>packagedbs</span><span class='hs-layout'>)</span>
<a name="line-203"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-204"></a>
<a name="line-205"></a>
<a name="line-206"></a><a name="unregisterInvocation"></a><span class='hs-definition'>unregisterInvocation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span>
<a name="line-207"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span>
<a name="line-208"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-209"></a><span class='hs-definition'>unregisterInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-210"></a> <span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>$</span>
<a name="line-211"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"unregister"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpts</span> <span class='hs-varid'>packagedb</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>pkgid</span><span class='hs-keyglyph'>]</span>
<a name="line-212"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-213"></a>
<a name="line-214"></a>
<a name="line-215"></a><a name="exposeInvocation"></a><span class='hs-definition'>exposeInvocation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span>
<a name="line-216"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-217"></a><span class='hs-definition'>exposeInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-218"></a> <span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>$</span>
<a name="line-219"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"expose"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpts</span> <span class='hs-varid'>packagedb</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>pkgid</span><span class='hs-keyglyph'>]</span>
<a name="line-220"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-221"></a>
<a name="line-222"></a>
<a name="line-223"></a><a name="hideInvocation"></a><span class='hs-definition'>hideInvocation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span>
<a name="line-224"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageId</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-225"></a><span class='hs-definition'>hideInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span>
<a name="line-226"></a> <span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>$</span>
<a name="line-227"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"hide"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpts</span> <span class='hs-varid'>packagedb</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>pkgid</span><span class='hs-keyglyph'>]</span>
<a name="line-228"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-229"></a>
<a name="line-230"></a>
<a name="line-231"></a><a name="dumpInvocation"></a><span class='hs-definition'>dumpInvocation</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span>
<a name="line-232"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramInvocation</span>
<a name="line-233"></a><span class='hs-definition'>dumpInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedb</span> <span class='hs-keyglyph'>=</span>
<a name="line-234"></a> <span class='hs-layout'>(</span><span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>args</span><span class='hs-layout'>)</span> <span class='hs-layout'>{</span>
<a name="line-235"></a> <span class='hs-varid'>progInvokeOutputEncoding</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>IOEncodingUTF8</span>
<a name="line-236"></a> <span class='hs-layout'>}</span>
<a name="line-237"></a> <span class='hs-keyword'>where</span>
<a name="line-238"></a> <span class='hs-varid'>args</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"dump"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpts</span> <span class='hs-varid'>packagedb</span><span class='hs-keyglyph'>]</span>
<a name="line-239"></a> <span class='hs-varop'>++</span> <span class='hs-varid'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>verbosity</span>
<a name="line-240"></a>
<a name="line-241"></a>
<a name="line-242"></a><a name="packageDbStackOpts"></a><span class='hs-definition'>packageDbStackOpts</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PackageDBStack</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-243"></a><span class='hs-definition'>packageDbStackOpts</span> <span class='hs-varid'>dbstack</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>case</span> <span class='hs-varid'>dbstack</span> <span class='hs-keyword'>of</span>
<a name="line-244"></a> <span class='hs-layout'>(</span><span class='hs-conid'>GlobalPackageDB</span><span class='hs-conop'>:</span><span class='hs-conid'>UserPackageDB</span><span class='hs-conop'>:</span><span class='hs-varid'>dbs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-str'>"--global"</span>
<a name="line-245"></a> <span class='hs-conop'>:</span> <span class='hs-str'>"--user"</span>
<a name="line-246"></a> <span class='hs-conop'>:</span> <span class='hs-varid'>map</span> <span class='hs-varid'>specific</span> <span class='hs-varid'>dbs</span>
<a name="line-247"></a> <span class='hs-layout'>(</span><span class='hs-conid'>GlobalPackageDB</span><span class='hs-conop'>:</span><span class='hs-varid'>dbs</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>-></span> <span class='hs-str'>"--global"</span>
<a name="line-248"></a> <span class='hs-conop'>:</span> <span class='hs-str'>"--no-user-package-conf"</span>
<a name="line-249"></a> <span class='hs-conop'>:</span> <span class='hs-varid'>map</span> <span class='hs-varid'>specific</span> <span class='hs-varid'>dbs</span>
<a name="line-250"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>ierror</span>
<a name="line-251"></a> <span class='hs-keyword'>where</span>
<a name="line-252"></a> <span class='hs-varid'>specific</span> <span class='hs-layout'>(</span><span class='hs-conid'>SpecificPackageDB</span> <span class='hs-varid'>db</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--package-conf="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>db</span>
<a name="line-253"></a> <span class='hs-varid'>specific</span> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>ierror</span>
<a name="line-254"></a> <span class='hs-varid'>ierror</span> <span class='hs-keyglyph'>::</span> <span class='hs-varid'>a</span>
<a name="line-255"></a> <span class='hs-varid'>ierror</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>error</span> <span class='hs-layout'>(</span><span class='hs-str'>"internal error: unexpected package db stack: "</span> <span class='hs-varop'>++</span> <span class='hs-varid'>show</span> <span class='hs-varid'>dbstack</span><span class='hs-layout'>)</span>
<a name="line-256"></a>
<a name="line-257"></a><a name="packageDbOpts"></a><span class='hs-definition'>packageDbOpts</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>PackageDB</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>String</span>
<a name="line-258"></a><span class='hs-definition'>packageDbOpts</span> <span class='hs-conid'>GlobalPackageDB</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--global"</span>
<a name="line-259"></a><span class='hs-definition'>packageDbOpts</span> <span class='hs-conid'>UserPackageDB</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--user"</span>
<a name="line-260"></a><span class='hs-definition'>packageDbOpts</span> <span class='hs-layout'>(</span><span class='hs-conid'>SpecificPackageDB</span> <span class='hs-varid'>db</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--package-conf="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>db</span>
<a name="line-261"></a>
<a name="line-262"></a><a name="verbosityOpts"></a><span class='hs-definition'>verbosityOpts</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-keyglyph'>[</span><span class='hs-conid'>String</span><span class='hs-keyglyph'>]</span>
<a name="line-263"></a><span class='hs-definition'>verbosityOpts</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varid'>v</span>
<a name="line-264"></a>
<a name="line-265"></a> <span class='hs-comment'>-- ghc-pkg < 6.11 does not support -v</span>
<a name="line-266"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>programId</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>==</span> <span class='hs-str'>"ghc-pkg"</span>
<a name="line-267"></a> <span class='hs-varop'>&&</span> <span class='hs-varid'>programVersion</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'><</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Version</span> <span class='hs-keyglyph'>[</span><span class='hs-num'>6</span><span class='hs-layout'>,</span><span class='hs-num'>11</span><span class='hs-keyglyph'>]</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
<a name="line-268"></a> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-269"></a>
<a name="line-270"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>v</span> <span class='hs-varop'>>=</span> <span class='hs-varid'>deafening</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-v2"</span><span class='hs-keyglyph'>]</span>
<a name="line-271"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>v</span> <span class='hs-varop'>==</span> <span class='hs-varid'>silent</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-v0"</span><span class='hs-keyglyph'>]</span>
<a name="line-272"></a> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>otherwise</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span>
<a name="line-273"></a>
<a name="line-274"></a><a name="legacyVersion"></a><span class='hs-comment'>-- Handle quirks in ghc-pkg 6.8 and older</span>
<a name="line-275"></a><span class='hs-definition'>legacyVersion</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>ConfiguredProgram</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Bool</span>
<a name="line-276"></a><span class='hs-definition'>legacyVersion</span> <span class='hs-varid'>hcPkg</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>programId</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'>==</span> <span class='hs-str'>"ghc-pkg"</span>
<a name="line-277"></a> <span class='hs-varop'>&&</span> <span class='hs-varid'>programVersion</span> <span class='hs-varid'>hcPkg</span> <span class='hs-varop'><</span> <span class='hs-conid'>Just</span> <span class='hs-layout'>(</span><span class='hs-conid'>Version</span> <span class='hs-keyglyph'>[</span><span class='hs-num'>6</span><span class='hs-layout'>,</span><span class='hs-num'>9</span><span class='hs-keyglyph'>]</span> <span class='hs-conid'>[]</span><span class='hs-layout'>)</span>
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