<!-- This comment will put IE 6, 7 and 8 in quirks mode --> <!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/xhtml;charset=UTF-8"/> <title>Apache Portable Runtime Utility Library: xml/expat/lib/internal.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javaScript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body onload='searchBox.OnSelectItem(0);'> <!-- Generated by Doxygen 1.6.3 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li> <div id="MSearchBox" class="MSearchBoxInactive"> <img id="MSearchSelect" src="search/search.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </div> </li> </ul> </div> <div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> <h1>xml/expat/lib/internal.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* internal.h</span> <a name="l00002"></a>00002 <span class="comment"></span> <a name="l00003"></a>00003 <span class="comment"> Internal definitions used by Expat. This is not needed to compile</span> <a name="l00004"></a>00004 <span class="comment"> client code.</span> <a name="l00005"></a>00005 <span class="comment"></span> <a name="l00006"></a>00006 <span class="comment"> The following calling convention macros are defined for frequently</span> <a name="l00007"></a>00007 <span class="comment"> called functions:</span> <a name="l00008"></a>00008 <span class="comment"></span> <a name="l00009"></a>00009 <span class="comment"> FASTCALL - Used for those internal functions that have a simple</span> <a name="l00010"></a>00010 <span class="comment"> body and a low number of arguments and local variables.</span> <a name="l00011"></a>00011 <span class="comment"></span> <a name="l00012"></a>00012 <span class="comment"> PTRCALL - Used for functions called though function pointers.</span> <a name="l00013"></a>00013 <span class="comment"></span> <a name="l00014"></a>00014 <span class="comment"> PTRFASTCALL - Like PTRCALL, but for low number of arguments.</span> <a name="l00015"></a>00015 <span class="comment"></span> <a name="l00016"></a>00016 <span class="comment"> inline - Used for selected internal functions for which inlining</span> <a name="l00017"></a>00017 <span class="comment"> may improve performance on some platforms.</span> <a name="l00018"></a>00018 <span class="comment"></span> <a name="l00019"></a>00019 <span class="comment"> Note: Use of these macros is based on judgement, not hard rules,</span> <a name="l00020"></a>00020 <span class="comment"> and therefore subject to change.</span> <a name="l00021"></a>00021 <span class="comment">*/</span> <a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="preprocessor">#if defined(__GNUC__) && defined(__i386__)</span> <a name="l00024"></a>00024 <span class="preprocessor"></span><span class="comment">/* We'll use this version by default only where we know it helps.</span> <a name="l00025"></a>00025 <span class="comment"></span> <a name="l00026"></a>00026 <span class="comment"> regparm() generates warnings on Solaris boxes. See SF bug #692878.</span> <a name="l00027"></a>00027 <span class="comment"></span> <a name="l00028"></a>00028 <span class="comment"> Instability reported with egcs on a RedHat Linux 7.3.</span> <a name="l00029"></a>00029 <span class="comment"> Let's comment out:</span> <a name="l00030"></a>00030 <span class="comment"> #define FASTCALL __attribute__((stdcall, regparm(3)))</span> <a name="l00031"></a>00031 <span class="comment"> and let's try this:</span> <a name="l00032"></a>00032 <span class="comment">*/</span> <a name="l00033"></a>00033 <span class="preprocessor">#define FASTCALL __attribute__((regparm(3)))</span> <a name="l00034"></a>00034 <span class="preprocessor"></span><span class="preprocessor">#define PTRFASTCALL __attribute__((regparm(3)))</span> <a name="l00035"></a>00035 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00036"></a>00036 <span class="preprocessor"></span> <a name="l00037"></a>00037 <span class="comment">/* Using __fastcall seems to have an unexpected negative effect under</span> <a name="l00038"></a>00038 <span class="comment"> MS VC++, especially for function pointers, so we won't use it for</span> <a name="l00039"></a>00039 <span class="comment"> now on that platform. It may be reconsidered for a future release</span> <a name="l00040"></a>00040 <span class="comment"> if it can be made more effective.</span> <a name="l00041"></a>00041 <span class="comment"> Likely reason: __fastcall on Windows is like stdcall, therefore</span> <a name="l00042"></a>00042 <span class="comment"> the compiler cannot perform stack optimizations for call clusters.</span> <a name="l00043"></a>00043 <span class="comment">*/</span> <a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="comment">/* Make sure all of these are defined if they aren't already. */</span> <a name="l00046"></a>00046 <a name="l00047"></a>00047 <span class="preprocessor">#ifndef FASTCALL</span> <a name="l00048"></a>00048 <span class="preprocessor"></span><span class="preprocessor">#define FASTCALL</span> <a name="l00049"></a>00049 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00050"></a>00050 <span class="preprocessor"></span> <a name="l00051"></a>00051 <span class="preprocessor">#ifndef PTRCALL</span> <a name="l00052"></a>00052 <span class="preprocessor"></span><span class="preprocessor">#define PTRCALL</span> <a name="l00053"></a>00053 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00054"></a>00054 <span class="preprocessor"></span> <a name="l00055"></a>00055 <span class="preprocessor">#ifndef PTRFASTCALL</span> <a name="l00056"></a>00056 <span class="preprocessor"></span><span class="preprocessor">#define PTRFASTCALL</span> <a name="l00057"></a>00057 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00058"></a>00058 <span class="preprocessor"></span> <a name="l00059"></a>00059 <span class="preprocessor">#ifndef XML_MIN_SIZE</span> <a name="l00060"></a>00060 <span class="preprocessor"></span><span class="preprocessor">#if !defined(__cplusplus) && !defined(inline)</span> <a name="l00061"></a>00061 <span class="preprocessor"></span><span class="preprocessor">#ifdef __GNUC__</span> <a name="l00062"></a>00062 <span class="preprocessor"></span><span class="preprocessor">#define inline __inline</span> <a name="l00063"></a>00063 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* __GNUC__ */</span> <a name="l00064"></a>00064 <span class="preprocessor">#endif</span> <a name="l00065"></a>00065 <span class="preprocessor"></span><span class="preprocessor">#endif </span><span class="comment">/* XML_MIN_SIZE */</span> <a name="l00066"></a>00066 <a name="l00067"></a>00067 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00068"></a>00068 <span class="preprocessor"></span><span class="preprocessor">#define inline inline</span> <a name="l00069"></a>00069 <span class="preprocessor"></span><span class="preprocessor">#else</span> <a name="l00070"></a>00070 <span class="preprocessor"></span><span class="preprocessor">#ifndef inline</span> <a name="l00071"></a>00071 <span class="preprocessor"></span><span class="preprocessor">#define inline</span> <a name="l00072"></a>00072 <span class="preprocessor"></span><span class="preprocessor">#endif</span> <a name="l00073"></a>00073 <span class="preprocessor"></span><span class="preprocessor">#endif</span> </pre></div></div> <!--- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" 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