<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" ><head ><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title >CrossPackageDocs</title ><link href="ocean.css" rel="stylesheet" type="text/css" title="Ocean" /><script src="haddock-util.js" type="text/javascript" ></script ><script type="text/javascript" >//<![CDATA[ window.onload = function () {pageLoad();setSynopsis("mini_CrossPackageDocs.html");}; //]]> </script ></head ><body ><div id="package-header" ><ul class="links" id="page-menu" ><li ><a href="" >Contents</a ></li ><li ><a href="" >Index</a ></li ></ul ><p class="caption empty" > </p ></div ><div id="content" ><div id="module-header" ><table class="info" ><tr ><th >Safe Haskell</th ><td >Safe</td ></tr ></table ><p class="caption" >CrossPackageDocs</p ></div ><div id="synopsis" ><p id="control.syn" class="caption expander" onclick="toggleSection('syn')" >Synopsis</p ><ul id="section.syn" class="hide" onclick="toggleSection('syn')" ><li class="src short" ><a href="" >map</a > :: (a -> b) -> [a] -> [b]</li ><li class="src short" ><span class="keyword" >class</span > <a href="" >IsString</a > a <span class="keyword" >where</span ><ul class="subs" ><li ><a href="" >fromString</a > :: <a href="" >String</a > -> a</li ></ul ></li ><li class="src short" ><a href="" >runInteractiveProcess</a > :: <a href="" >FilePath</a > -> [<a href="" >String</a >] -> <a href="" >Maybe</a > <a href="" >FilePath</a > -> <a href="" >Maybe</a > [(<a href="" >String</a >, <a href="" >String</a >)] -> <a href="" >IO</a > (<a href="" >Handle</a >, <a href="" >Handle</a >, <a href="" >Handle</a >, <a href="" >ProcessHandle</a >)</li ></ul ></div ><div id="interface" ><h1 >Documentation</h1 ><div class="top" ><p class="src" ><a name="v:map" class="def" >map</a > :: (a -> b) -> [a] -> [b]</p ><div class="doc" ><p ><code ><a href="" >map</a ></code > <code >f xs</code > is the list obtained by applying <code >f</code > to each element of <code >xs</code >, i.e.,</p ><pre > map f [x1, x2, ..., xn] == [f x1, f x2, ..., f xn] map f [x1, x2, ...] == [f x1, f x2, ...]</pre ></div ></div ><div class="top" ><p class="src" ><span class="keyword" >class</span > <a name="t:IsString" class="def" >IsString</a > a <span class="keyword" >where</span ></p ><div class="doc" ><p >Class for string-like datastructures; used by the overloaded string extension (-XOverloadedStrings in GHC).</p ></div ><div class="subs methods" ><p class="caption" >Methods</p ><p class="src" ><a name="v:fromString" class="def" >fromString</a > :: <a href="" >String</a > -> a</p ></div ><div class="subs instances" ><p id="control.i:IsString" class="caption collapser" onclick="toggleSection('i:IsString')" >Instances</p ><div id="section.i:IsString" class="show" ><table ><tr ><td class="src" ><a href="" >IsString</a > [<a href="" >Char</a >]</td ><td class="doc empty" > </td ></tr ></table ></div ></div ></div ><div class="top" ><p class="src" ><a name="v:runInteractiveProcess" class="def" >runInteractiveProcess</a ></p ><div class="subs arguments" ><p class="caption" >Arguments</p ><table ><tr ><td class="src" >:: <a href="" >FilePath</a ></td ><td class="doc" ><p >Filename of the executable (see <code ><a href="" >proc</a ></code > for details)</p ></td ></tr ><tr ><td class="src" >-> [<a href="" >String</a >]</td ><td class="doc" ><p >Arguments to pass to the executable</p ></td ></tr ><tr ><td class="src" >-> <a href="" >Maybe</a > <a href="" >FilePath</a ></td ><td class="doc" ><p >Optional path to the working directory</p ></td ></tr ><tr ><td class="src" >-> <a href="" >Maybe</a > [(<a href="" >String</a >, <a href="" >String</a >)]</td ><td class="doc" ><p >Optional environment (otherwise inherit)</p ></td ></tr ><tr ><td class="src" >-> <a href="" >IO</a > (<a href="" >Handle</a >, <a href="" >Handle</a >, <a href="" >Handle</a >, <a href="" >ProcessHandle</a >)</td ><td class="doc empty" > </td ></tr ></table ></div ><div class="doc" ><p >Runs a raw command, and returns <code ><a href="" >Handle</a ></code >s that may be used to communicate with the process via its <code >stdin</code >, <code >stdout</code > and <code >stderr</code > respectively.</p ><p >For example, to start a process and feed a string to its stdin:</p ><pre > (inp,out,err,pid) <- runInteractiveProcess "..." forkIO (hPutStr inp str)</pre ><p >The <code ><a href="" >Handle</a ></code >s are initially in binary mode; if you need them to be in text mode then use <code ><a href="" >hSetBinaryMode</a ></code >.</p ></div ></div ></div ></div ><div id="footer" ><p >Produced by <a href="" >Haddock</a > version 2.15.0</p ></div ></body ></html >