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<title>Distribution/Simple/HaskellSuite.hs</title>
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<pre><a name="line-1"></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'>HaskellSuite</span> <span class='hs-keyword'>where</span>
<a name="line-2"></a>
<a name="line-3"></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-4"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Maybe</span>
<a name="line-5"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Version</span>
<a name="line-6"></a><span class='hs-keyword'>import</span> <span class='hs-keyword'>qualified</span> <span class='hs-conid'>Data</span><span class='hs-varop'>.</span><span class='hs-conid'>Map</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>M</span> <span class='hs-layout'>(</span><span class='hs-varid'>empty</span><span class='hs-layout'>)</span>
<a name="line-7"></a>
<a name="line-8"></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>
<a name="line-9"></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> <span class='hs-keyword'>as</span> <span class='hs-conid'>Compiler</span>
<a name="line-10"></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-11"></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'>BuildPaths</span>
<a name="line-12"></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-13"></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-14"></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-15"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>InstalledPackageInfo</span> <span class='hs-varid'>hiding</span> <span class='hs-layout'>(</span><span class='hs-varid'>includeDirs</span><span class='hs-layout'>)</span>
<a name="line-16"></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'>PackageIndex</span> <span class='hs-keyword'>as</span> <span class='hs-conid'>PackageIndex</span>
<a name="line-17"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>PackageDescription</span>
<a name="line-18"></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'>LocalBuildInfo</span>
<a name="line-19"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Distribution</span><span class='hs-varop'>.</span><span class='hs-conid'>System</span> <span class='hs-layout'>(</span><span class='hs-conid'>Platform</span><span class='hs-layout'>)</span>
<a name="line-20"></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-21"></a><span class='hs-keyword'>import</span> <span class='hs-conid'>Language</span><span class='hs-varop'>.</span><span class='hs-conid'>Haskell</span><span class='hs-varop'>.</span><span class='hs-conid'>Extension</span>
<a name="line-22"></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'>Builtin</span>
<a name="line-23"></a>
<a name="line-24"></a><a name="configure"></a><span class='hs-definition'>configure</span>
<a name="line-25"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>FilePath</span>
<a name="line-26"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramConfiguration</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Compiler</span><span class='hs-layout'>,</span> <span class='hs-conid'>Maybe</span> <span class='hs-conid'>Platform</span><span class='hs-layout'>,</span> <span class='hs-conid'>ProgramConfiguration</span><span class='hs-layout'>)</span>
<a name="line-27"></a><span class='hs-definition'>configure</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>mbHcPath</span> <span class='hs-varid'>hcPkgPath</span> <span class='hs-varid'>conf0</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-28"></a>
<a name="line-29"></a> <span class='hs-comment'>-- We have no idea how a haskell-suite tool is named, so we require at</span>
<a name="line-30"></a> <span class='hs-comment'>-- least some information from the user.</span>
<a name="line-31"></a> <span class='hs-varid'>hcPath</span> <span class='hs-keyglyph'><-</span>
<a name="line-32"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>msg</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"You have to provide name or path of a haskell-suite tool (-w PATH)"</span>
<a name="line-33"></a> <span class='hs-keyword'>in</span> <span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>die</span> <span class='hs-varid'>msg</span><span class='hs-layout'>)</span> <span class='hs-varid'>return</span> <span class='hs-varid'>mbHcPath</span>
<a name="line-34"></a>
<a name="line-35"></a> <span class='hs-varid'>when</span> <span class='hs-layout'>(</span><span class='hs-varid'>isJust</span> <span class='hs-varid'>hcPkgPath</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span>
<a name="line-36"></a> <span class='hs-varid'>warn</span> <span class='hs-varid'>verbosity</span> <span class='hs-str'>"--with-hc-pkg option is ignored for haskell-suite"</span>
<a name="line-37"></a>
<a name="line-38"></a> <span class='hs-layout'>(</span><span class='hs-varid'>comp</span><span class='hs-layout'>,</span> <span class='hs-varid'>confdCompiler</span><span class='hs-layout'>,</span> <span class='hs-varid'>conf1</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>configureCompiler</span> <span class='hs-varid'>hcPath</span> <span class='hs-varid'>conf0</span>
<a name="line-39"></a>
<a name="line-40"></a> <span class='hs-comment'>-- Update our pkg tool. It uses the same executable as the compiler, but</span>
<a name="line-41"></a> <span class='hs-comment'>-- all command start with "pkg"</span>
<a name="line-42"></a> <span class='hs-layout'>(</span><span class='hs-varid'>confdPkg</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>requireProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuitePkgProgram</span> <span class='hs-varid'>conf1</span>
<a name="line-43"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>conf2</span> <span class='hs-keyglyph'>=</span>
<a name="line-44"></a> <span class='hs-varid'>updateProgram</span>
<a name="line-45"></a> <span class='hs-varid'>confdPkg</span>
<a name="line-46"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>programLocation</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>programLocation</span> <span class='hs-varid'>confdCompiler</span>
<a name="line-47"></a> <span class='hs-layout'>,</span> <span class='hs-varid'>programDefaultArgs</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"pkg"</span><span class='hs-keyglyph'>]</span>
<a name="line-48"></a> <span class='hs-layout'>}</span>
<a name="line-49"></a> <span class='hs-varid'>conf1</span>
<a name="line-50"></a>
<a name="line-51"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>comp</span><span class='hs-layout'>,</span> <span class='hs-conid'>Nothing</span><span class='hs-layout'>,</span> <span class='hs-varid'>conf2</span><span class='hs-layout'>)</span>
<a name="line-52"></a>
<a name="line-53"></a> <span class='hs-keyword'>where</span>
<a name="line-54"></a> <span class='hs-varid'>configureCompiler</span> <span class='hs-varid'>hcPath</span> <span class='hs-varid'>conf0'</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-55"></a> <span class='hs-keyword'>let</span>
<a name="line-56"></a> <span class='hs-varid'>haskellSuiteProgram'</span> <span class='hs-keyglyph'>=</span>
<a name="line-57"></a> <span class='hs-varid'>haskellSuiteProgram</span>
<a name="line-58"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>programFindLocation</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>v</span> <span class='hs-varid'>p</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>findProgramOnSearchPath</span> <span class='hs-varid'>v</span> <span class='hs-varid'>p</span> <span class='hs-varid'>hcPath</span> <span class='hs-layout'>}</span>
<a name="line-59"></a>
<a name="line-60"></a> <span class='hs-comment'>-- NB: cannot call requireProgram right away — it'd think that</span>
<a name="line-61"></a> <span class='hs-comment'>-- the program is already configured and won't reconfigure it again.</span>
<a name="line-62"></a> <span class='hs-comment'>-- Instead, call configureProgram directly first.</span>
<a name="line-63"></a> <span class='hs-varid'>conf1</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>configureProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuiteProgram'</span> <span class='hs-varid'>conf0'</span>
<a name="line-64"></a> <span class='hs-layout'>(</span><span class='hs-varid'>confdCompiler</span><span class='hs-layout'>,</span> <span class='hs-varid'>conf2</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>requireProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuiteProgram'</span> <span class='hs-varid'>conf1</span>
<a name="line-65"></a>
<a name="line-66"></a> <span class='hs-varid'>extensions</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getExtensions</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>confdCompiler</span>
<a name="line-67"></a> <span class='hs-varid'>languages</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>getLanguages</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>confdCompiler</span>
<a name="line-68"></a> <span class='hs-layout'>(</span><span class='hs-varid'>compName</span><span class='hs-layout'>,</span> <span class='hs-varid'>compVersion</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span>
<a name="line-69"></a> <span class='hs-varid'>getCompilerVersion</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>confdCompiler</span>
<a name="line-70"></a>
<a name="line-71"></a> <span class='hs-keyword'>let</span>
<a name="line-72"></a> <span class='hs-varid'>comp</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Compiler</span> <span class='hs-layout'>{</span>
<a name="line-73"></a> <span class='hs-varid'>compilerId</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>CompilerId</span> <span class='hs-layout'>(</span><span class='hs-conid'>HaskellSuite</span> <span class='hs-varid'>compName</span><span class='hs-layout'>)</span> <span class='hs-varid'>compVersion</span><span class='hs-layout'>,</span>
<a name="line-74"></a> <span class='hs-varid'>compilerAbiTag</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Compiler</span><span class='hs-varop'>.</span><span class='hs-conid'>NoAbiTag</span><span class='hs-layout'>,</span>
<a name="line-75"></a> <span class='hs-varid'>compilerCompat</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>[]</span><span class='hs-layout'>,</span>
<a name="line-76"></a> <span class='hs-varid'>compilerLanguages</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>languages</span><span class='hs-layout'>,</span>
<a name="line-77"></a> <span class='hs-varid'>compilerExtensions</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>extensions</span><span class='hs-layout'>,</span>
<a name="line-78"></a> <span class='hs-varid'>compilerProperties</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>M</span><span class='hs-varop'>.</span><span class='hs-varid'>empty</span>
<a name="line-79"></a> <span class='hs-layout'>}</span>
<a name="line-80"></a>
<a name="line-81"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>comp</span><span class='hs-layout'>,</span> <span class='hs-varid'>confdCompiler</span><span class='hs-layout'>,</span> <span class='hs-varid'>conf2</span><span class='hs-layout'>)</span>
<a name="line-82"></a>
<a name="line-83"></a><a name="hstoolVersion"></a><span class='hs-definition'>hstoolVersion</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Version</span><span class='hs-layout'>)</span>
<a name="line-84"></a><span class='hs-definition'>hstoolVersion</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findProgramVersion</span> <span class='hs-str'>"--hspkg-version"</span> <span class='hs-varid'>id</span>
<a name="line-85"></a>
<a name="line-86"></a><a name="numericVersion"></a><span class='hs-definition'>numericVersion</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>Maybe</span> <span class='hs-conid'>Version</span><span class='hs-layout'>)</span>
<a name="line-87"></a><span class='hs-definition'>numericVersion</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>findProgramVersion</span> <span class='hs-str'>"--compiler-version"</span> <span class='hs-layout'>(</span><span class='hs-varid'>last</span> <span class='hs-varop'>.</span> <span class='hs-varid'>words</span><span class='hs-layout'>)</span>
<a name="line-88"></a>
<a name="line-89"></a><a name="getCompilerVersion"></a><span class='hs-definition'>getCompilerVersion</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'>IO</span> <span class='hs-layout'>(</span><span class='hs-conid'>String</span><span class='hs-layout'>,</span> <span class='hs-conid'>Version</span><span class='hs-layout'>)</span>
<a name="line-90"></a><span class='hs-definition'>getCompilerVersion</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>prog</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-91"></a> <span class='hs-varid'>output</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>rawSystemStdout</span> <span class='hs-varid'>verbosity</span> <span class='hs-layout'>(</span><span class='hs-varid'>programPath</span> <span class='hs-varid'>prog</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"--compiler-version"</span><span class='hs-keyglyph'>]</span>
<a name="line-92"></a> <span class='hs-keyword'>let</span>
<a name="line-93"></a> <span class='hs-varid'>parts</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>words</span> <span class='hs-varid'>output</span>
<a name="line-94"></a> <span class='hs-varid'>name</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>concat</span> <span class='hs-varop'>$</span> <span class='hs-varid'>init</span> <span class='hs-varid'>parts</span> <span class='hs-comment'>-- there shouldn't be any spaces in the name anyway</span>
<a name="line-95"></a> <span class='hs-varid'>versionStr</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>last</span> <span class='hs-varid'>parts</span>
<a name="line-96"></a> <span class='hs-varid'>version</span> <span class='hs-keyglyph'><-</span>
<a name="line-97"></a> <span class='hs-varid'>maybe</span> <span class='hs-layout'>(</span><span class='hs-varid'>die</span> <span class='hs-str'>"haskell-suite: couldn't determine compiler version"</span><span class='hs-layout'>)</span> <span class='hs-varid'>return</span> <span class='hs-varop'>$</span>
<a name="line-98"></a> <span class='hs-varid'>simpleParse</span> <span class='hs-varid'>versionStr</span>
<a name="line-99"></a> <span class='hs-varid'>return</span> <span class='hs-layout'>(</span><span class='hs-varid'>name</span><span class='hs-layout'>,</span> <span class='hs-varid'>version</span><span class='hs-layout'>)</span>
<a name="line-100"></a>
<a name="line-101"></a><a name="getExtensions"></a><span class='hs-definition'>getExtensions</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'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Extension</span><span class='hs-layout'>,</span> <span class='hs-conid'>Compiler</span><span class='hs-varop'>.</span><span class='hs-conid'>Flag</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-102"></a><span class='hs-definition'>getExtensions</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>prog</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-103"></a> <span class='hs-varid'>extStrs</span> <span class='hs-keyglyph'><-</span>
<a name="line-104"></a> <span class='hs-varid'>lines</span> <span class='hs-varop'>`fmap`</span>
<a name="line-105"></a> <span class='hs-varid'>rawSystemStdout</span> <span class='hs-varid'>verbosity</span> <span class='hs-layout'>(</span><span class='hs-varid'>programPath</span> <span class='hs-varid'>prog</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"--supported-extensions"</span><span class='hs-keyglyph'>]</span>
<a name="line-106"></a> <span class='hs-varid'>return</span>
<a name="line-107"></a> <span class='hs-keyglyph'>[</span> <span class='hs-layout'>(</span><span class='hs-varid'>ext</span><span class='hs-layout'>,</span> <span class='hs-str'>"-X"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>display</span> <span class='hs-varid'>ext</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>ext</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>map</span> <span class='hs-varid'>simpleParse</span> <span class='hs-varid'>extStrs</span> <span class='hs-keyglyph'>]</span>
<a name="line-108"></a>
<a name="line-109"></a><a name="getLanguages"></a><span class='hs-definition'>getLanguages</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'>IO</span> <span class='hs-keyglyph'>[</span><span class='hs-layout'>(</span><span class='hs-conid'>Language</span><span class='hs-layout'>,</span> <span class='hs-conid'>Compiler</span><span class='hs-varop'>.</span><span class='hs-conid'>Flag</span><span class='hs-layout'>)</span><span class='hs-keyglyph'>]</span>
<a name="line-110"></a><span class='hs-definition'>getLanguages</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>prog</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-111"></a> <span class='hs-varid'>langStrs</span> <span class='hs-keyglyph'><-</span>
<a name="line-112"></a> <span class='hs-varid'>lines</span> <span class='hs-varop'>`fmap`</span>
<a name="line-113"></a> <span class='hs-varid'>rawSystemStdout</span> <span class='hs-varid'>verbosity</span> <span class='hs-layout'>(</span><span class='hs-varid'>programPath</span> <span class='hs-varid'>prog</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"--supported-languages"</span><span class='hs-keyglyph'>]</span>
<a name="line-114"></a> <span class='hs-varid'>return</span>
<a name="line-115"></a> <span class='hs-keyglyph'>[</span> <span class='hs-layout'>(</span><span class='hs-varid'>ext</span><span class='hs-layout'>,</span> <span class='hs-str'>"-G"</span> <span class='hs-varop'>++</span> <span class='hs-varid'>display</span> <span class='hs-varid'>ext</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'>|</span> <span class='hs-conid'>Just</span> <span class='hs-varid'>ext</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>map</span> <span class='hs-varid'>simpleParse</span> <span class='hs-varid'>langStrs</span> <span class='hs-keyglyph'>]</span>
<a name="line-116"></a>
<a name="line-117"></a><a name="getInstalledPackages"></a><span class='hs-comment'>-- Other compilers do some kind of a packagedb stack check here. Not sure</span>
<a name="line-118"></a><span class='hs-comment'>-- if we need something like that as well.</span>
<a name="line-119"></a><span class='hs-definition'>getInstalledPackages</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramConfiguration</span>
<a name="line-120"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>InstalledPackageIndex</span>
<a name="line-121"></a><span class='hs-definition'>getInstalledPackages</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>packagedbs</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span>
<a name="line-122"></a> <span class='hs-varid'>liftM</span> <span class='hs-layout'>(</span><span class='hs-conid'>PackageIndex</span><span class='hs-varop'>.</span><span class='hs-varid'>fromList</span> <span class='hs-varop'>.</span> <span class='hs-varid'>concat</span><span class='hs-layout'>)</span> <span class='hs-varop'>$</span> <span class='hs-varid'>forM</span> <span class='hs-varid'>packagedbs</span> <span class='hs-varop'>$</span> <span class='hs-keyglyph'>\</span><span class='hs-varid'>packagedb</span> <span class='hs-keyglyph'>-></span>
<a name="line-123"></a> <span class='hs-keyword'>do</span> <span class='hs-varid'>str</span> <span class='hs-keyglyph'><-</span>
<a name="line-124"></a> <span class='hs-varid'>getDbProgramOutput</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuitePkgProgram</span> <span class='hs-varid'>conf</span>
<a name="line-125"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"dump"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpt</span> <span class='hs-varid'>packagedb</span><span class='hs-keyglyph'>]</span>
<a name="line-126"></a> <span class='hs-varop'>`catchExit`</span> <span class='hs-keyglyph'>\</span><span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>die</span> <span class='hs-varop'>$</span> <span class='hs-str'>"pkg dump failed"</span>
<a name="line-127"></a> <span class='hs-keyword'>case</span> <span class='hs-varid'>parsePackages</span> <span class='hs-varid'>str</span> <span class='hs-keyword'>of</span>
<a name="line-128"></a> <span class='hs-conid'>Right</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-129"></a> <span class='hs-keyword'>_</span> <span class='hs-keyglyph'>-></span> <span class='hs-varid'>die</span> <span class='hs-str'>"failed to parse output of 'pkg dump'"</span>
<a name="line-130"></a>
<a name="line-131"></a> <span class='hs-keyword'>where</span>
<a name="line-132"></a> <span class='hs-varid'>parsePackages</span> <span class='hs-varid'>str</span> <span class='hs-keyglyph'>=</span>
<a name="line-133"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>parsed</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>map</span> <span class='hs-varid'>parseInstalledPackageInfo</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-134"></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-135"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Right</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-136"></a> <span class='hs-varid'>msgs</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Left</span> <span class='hs-varid'>msgs</span>
<a name="line-137"></a>
<a name="line-138"></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-139"></a> <span class='hs-varid'>splitPkgs</span> <span class='hs-keyglyph'>=</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-140"></a> <span class='hs-keyword'>where</span>
<a name="line-141"></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-142"></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-143"></a> <span class='hs-conid'>[]</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>[]</span>
<a name="line-144"></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-145"></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-146"></a>
<a name="line-147"></a><a name="buildLib"></a><span class='hs-definition'>buildLib</span>
<a name="line-148"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDescription</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>LocalBuildInfo</span>
<a name="line-149"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Library</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ComponentLocalBuildInfo</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-150"></a><span class='hs-definition'>buildLib</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>pkg_descr</span> <span class='hs-varid'>lbi</span> <span class='hs-varid'>lib</span> <span class='hs-varid'>clbi</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-151"></a> <span class='hs-comment'>-- In future, there should be a mechanism for the compiler to request any</span>
<a name="line-152"></a> <span class='hs-comment'>-- number of the above parameters (or their parts) — in particular,</span>
<a name="line-153"></a> <span class='hs-comment'>-- pieces of PackageDescription.</span>
<a name="line-154"></a> <span class='hs-comment'>--</span>
<a name="line-155"></a> <span class='hs-comment'>-- For now, we only pass those that we know are used.</span>
<a name="line-156"></a>
<a name="line-157"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>odir</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>buildDir</span> <span class='hs-varid'>lbi</span>
<a name="line-158"></a> <span class='hs-varid'>bi</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>libBuildInfo</span> <span class='hs-varid'>lib</span>
<a name="line-159"></a> <span class='hs-varid'>srcDirs</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>hsSourceDirs</span> <span class='hs-varid'>bi</span> <span class='hs-varop'>++</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>odir</span><span class='hs-keyglyph'>]</span>
<a name="line-160"></a> <span class='hs-varid'>dbStack</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>withPackageDB</span> <span class='hs-varid'>lbi</span>
<a name="line-161"></a> <span class='hs-varid'>language</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>fromMaybe</span> <span class='hs-conid'>Haskell98</span> <span class='hs-layout'>(</span><span class='hs-varid'>defaultLanguage</span> <span class='hs-varid'>bi</span><span class='hs-layout'>)</span>
<a name="line-162"></a> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>withPrograms</span> <span class='hs-varid'>lbi</span>
<a name="line-163"></a> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>packageId</span> <span class='hs-varid'>pkg_descr</span>
<a name="line-164"></a>
<a name="line-165"></a> <span class='hs-varid'>runDbProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuiteProgram</span> <span class='hs-varid'>conf</span> <span class='hs-varop'>$</span>
<a name="line-166"></a> <span class='hs-keyglyph'>[</span> <span class='hs-str'>"compile"</span><span class='hs-layout'>,</span> <span class='hs-str'>"--build-dir"</span><span class='hs-layout'>,</span> <span class='hs-varid'>odir</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-167"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-i"</span><span class='hs-layout'>,</span> <span class='hs-varid'>d</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>d</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>srcDirs</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-168"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-I"</span><span class='hs-layout'>,</span> <span class='hs-varid'>d</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>d</span> <span class='hs-keyglyph'><-</span> <span class='hs-keyglyph'>[</span><span class='hs-varid'>autogenModulesDir</span> <span class='hs-varid'>lbi</span><span class='hs-layout'>,</span> <span class='hs-varid'>odir</span><span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span> <span class='hs-varid'>includeDirs</span> <span class='hs-varid'>bi</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-169"></a> <span class='hs-keyglyph'>[</span> <span class='hs-varid'>packageDbOpt</span> <span class='hs-varid'>pkgDb</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>pkgDb</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>dbStack</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-170"></a> <span class='hs-keyglyph'>[</span> <span class='hs-str'>"--package-name"</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>pkgid</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-171"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"--package-id"</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>ipkgid</span> <span class='hs-keyglyph'>]</span>
<a name="line-172"></a> <span class='hs-keyglyph'>|</span> <span class='hs-layout'>(</span><span class='hs-varid'>ipkgid</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>componentPackageDeps</span> <span class='hs-varid'>clbi</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-173"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-G"</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>language</span><span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-174"></a> <span class='hs-varid'>concat</span> <span class='hs-keyglyph'>[</span> <span class='hs-keyglyph'>[</span><span class='hs-str'>"-X"</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varid'>ex</span><span class='hs-keyglyph'>]</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>ex</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>usedExtensions</span> <span class='hs-varid'>bi</span> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span>
<a name="line-175"></a> <span class='hs-varid'>cppOptions</span> <span class='hs-layout'>(</span><span class='hs-varid'>libBuildInfo</span> <span class='hs-varid'>lib</span><span class='hs-layout'>)</span> <span class='hs-varop'>++</span>
<a name="line-176"></a> <span class='hs-keyglyph'>[</span> <span class='hs-varid'>display</span> <span class='hs-varid'>modu</span> <span class='hs-keyglyph'>|</span> <span class='hs-varid'>modu</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>libModules</span> <span class='hs-varid'>lib</span> <span class='hs-keyglyph'>]</span>
<a name="line-177"></a>
<a name="line-178"></a>
<a name="line-179"></a>
<a name="line-180"></a><a name="installLib"></a><span class='hs-definition'>installLib</span>
<a name="line-181"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span>
<a name="line-182"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>LocalBuildInfo</span>
<a name="line-183"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-comment'>-- ^install location</span>
<a name="line-184"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-comment'>-- ^install location for dynamic libraries</span>
<a name="line-185"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-comment'>-- ^Build location</span>
<a name="line-186"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDescription</span>
<a name="line-187"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>Library</span>
<a name="line-188"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ComponentLocalBuildInfo</span>
<a name="line-189"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-190"></a><span class='hs-definition'>installLib</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>lbi</span> <span class='hs-varid'>targetDir</span> <span class='hs-varid'>dynlibTargetDir</span> <span class='hs-varid'>builtDir</span> <span class='hs-varid'>pkg</span> <span class='hs-varid'>lib</span> <span class='hs-sel'>_clbi</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-191"></a> <span class='hs-keyword'>let</span> <span class='hs-varid'>conf</span> <span class='hs-keyglyph'>=</span> <span class='hs-varid'>withPrograms</span> <span class='hs-varid'>lbi</span>
<a name="line-192"></a> <span class='hs-varid'>runDbProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuitePkgProgram</span> <span class='hs-varid'>conf</span> <span class='hs-varop'>$</span>
<a name="line-193"></a> <span class='hs-keyglyph'>[</span> <span class='hs-str'>"install-library"</span>
<a name="line-194"></a> <span class='hs-layout'>,</span> <span class='hs-str'>"--build-dir"</span><span class='hs-layout'>,</span> <span class='hs-varid'>builtDir</span>
<a name="line-195"></a> <span class='hs-layout'>,</span> <span class='hs-str'>"--target-dir"</span><span class='hs-layout'>,</span> <span class='hs-varid'>targetDir</span>
<a name="line-196"></a> <span class='hs-layout'>,</span> <span class='hs-str'>"--dynlib-target-dir"</span><span class='hs-layout'>,</span> <span class='hs-varid'>dynlibTargetDir</span>
<a name="line-197"></a> <span class='hs-layout'>,</span> <span class='hs-str'>"--package-id"</span><span class='hs-layout'>,</span> <span class='hs-varid'>display</span> <span class='hs-varop'>$</span> <span class='hs-varid'>packageId</span> <span class='hs-varid'>pkg</span>
<a name="line-198"></a> <span class='hs-keyglyph'>]</span> <span class='hs-varop'>++</span> <span class='hs-varid'>map</span> <span class='hs-varid'>display</span> <span class='hs-layout'>(</span><span class='hs-varid'>libModules</span> <span class='hs-varid'>lib</span><span class='hs-layout'>)</span>
<a name="line-199"></a>
<a name="line-200"></a><a name="registerPackage"></a><span class='hs-definition'>registerPackage</span>
<a name="line-201"></a> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span>
<a name="line-202"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramConfiguration</span>
<a name="line-203"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>PackageDBStack</span>
<a name="line-204"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>InstalledPackageInfo</span>
<a name="line-205"></a> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-206"></a><span class='hs-definition'>registerPackage</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>progdb</span> <span class='hs-varid'>packageDbs</span> <span class='hs-varid'>installedPkgInfo</span> <span class='hs-keyglyph'>=</span> <span class='hs-keyword'>do</span>
<a name="line-207"></a> <span class='hs-layout'>(</span><span class='hs-varid'>hspkg</span><span class='hs-layout'>,</span> <span class='hs-keyword'>_</span><span class='hs-layout'>)</span> <span class='hs-keyglyph'><-</span> <span class='hs-varid'>requireProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuitePkgProgram</span> <span class='hs-varid'>progdb</span>
<a name="line-208"></a>
<a name="line-209"></a> <span class='hs-varid'>runProgramInvocation</span> <span class='hs-varid'>verbosity</span> <span class='hs-varop'>$</span>
<a name="line-210"></a> <span class='hs-layout'>(</span><span class='hs-varid'>programInvocation</span> <span class='hs-varid'>hspkg</span>
<a name="line-211"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"update"</span><span class='hs-layout'>,</span> <span class='hs-varid'>packageDbOpt</span> <span class='hs-varop'>$</span> <span class='hs-varid'>last</span> <span class='hs-varid'>packageDbs</span><span class='hs-keyglyph'>]</span><span class='hs-layout'>)</span>
<a name="line-212"></a> <span class='hs-layout'>{</span> <span class='hs-varid'>progInvokeInput</span> <span class='hs-keyglyph'>=</span> <span class='hs-conid'>Just</span> <span class='hs-varop'>$</span> <span class='hs-varid'>showInstalledPackageInfo</span> <span class='hs-varid'>installedPkgInfo</span> <span class='hs-layout'>}</span>
<a name="line-213"></a>
<a name="line-214"></a><a name="initPackageDB"></a><span class='hs-definition'>initPackageDB</span> <span class='hs-keyglyph'>::</span> <span class='hs-conid'>Verbosity</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>ProgramConfiguration</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>FilePath</span> <span class='hs-keyglyph'>-></span> <span class='hs-conid'>IO</span> <span class='hs-conid'>()</span>
<a name="line-215"></a><span class='hs-definition'>initPackageDB</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>conf</span> <span class='hs-varid'>dbPath</span> <span class='hs-keyglyph'>=</span>
<a name="line-216"></a> <span class='hs-varid'>runDbProgram</span> <span class='hs-varid'>verbosity</span> <span class='hs-varid'>haskellSuitePkgProgram</span> <span class='hs-varid'>conf</span>
<a name="line-217"></a> <span class='hs-keyglyph'>[</span><span class='hs-str'>"init"</span><span class='hs-layout'>,</span> <span class='hs-varid'>dbPath</span><span class='hs-keyglyph'>]</span>
<a name="line-218"></a>
<a name="line-219"></a><a name="packageDbOpt"></a><span class='hs-definition'>packageDbOpt</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-220"></a><span class='hs-definition'>packageDbOpt</span> <span class='hs-conid'>GlobalPackageDB</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--global"</span>
<a name="line-221"></a><span class='hs-definition'>packageDbOpt</span> <span class='hs-conid'>UserPackageDB</span> <span class='hs-keyglyph'>=</span> <span class='hs-str'>"--user"</span>
<a name="line-222"></a><span class='hs-definition'>packageDbOpt</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-db="</span> <span class='hs-varop'>++</span> <span class='hs-varid'>db</span>
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