1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<!-- Copyright (C) 1988-2021 Free Software Foundation, Inc. 4 5Permission is granted to copy, distribute and/or modify this document 6under the terms of the GNU Free Documentation License, Version 1.3 or 7any later version published by the Free Software Foundation; with the 8Invariant Sections being "Free Software" and "Free Software Needs 9Free Documentation", with the Front-Cover Texts being "A GNU Manual," 10and with the Back-Cover Texts as in (a) below. 11 12(a) The FSF's Back-Cover Text is: "You are free to copy and modify 13this GNU Manual. 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An architecture is represented 78by an instance of the <code><gdb:arch></code> class. 79</p> 80<p>The following architecture-related procedures are provided by the 81<code>(gdb)</code> module: 82</p> 83<dl> 84<dt><a name="index-arch_003f"></a>Scheme Procedure: <strong>arch?</strong> <em>object</em></dt> 85<dd><p>Return <code>#t</code> if <var>object</var> is an object of type <code><gdb:arch></code>. 86Otherwise return <code>#f</code>. 87</p></dd></dl> 88 89<dl> 90<dt><a name="index-current_002darch"></a>Scheme Procedure: <strong>current-arch</strong></dt> 91<dd><p>Return the current architecture as a <code><gdb:arch></code> object. 92</p></dd></dl> 93 94<dl> 95<dt><a name="index-arch_002dname"></a>Scheme Procedure: <strong>arch-name</strong> <em>arch</em></dt> 96<dd><p>Return the name (string value) of <code><gdb:arch></code> <var>arch</var>. 97</p></dd></dl> 98 99<dl> 100<dt><a name="index-arch_002dcharset"></a>Scheme Procedure: <strong>arch-charset</strong> <em>arch</em></dt> 101<dd><p>Return name of target character set of <code><gdb:arch></code> <var>arch</var>. 102</p></dd></dl> 103 104<dl> 105<dt><a name="index-arch_002dwide_002dcharset"></a>Scheme Procedure: <strong>arch-wide-charset</strong></dt> 106<dd><p>Return name of target wide character set of <code><gdb:arch></code> <var>arch</var>. 107</p></dd></dl> 108 109<p>Each architecture provides a set of predefined types, obtained by 110the following functions. 111</p> 112<dl> 113<dt><a name="index-arch_002dvoid_002dtype"></a>Scheme Procedure: <strong>arch-void-type</strong> <em>arch</em></dt> 114<dd><p>Return the <code><gdb:type></code> object for a <code>void</code> type 115of architecture <var>arch</var>. 116</p></dd></dl> 117 118<dl> 119<dt><a name="index-arch_002dchar_002dtype"></a>Scheme Procedure: <strong>arch-char-type</strong> <em>arch</em></dt> 120<dd><p>Return the <code><gdb:type></code> object for a <code>char</code> type 121of architecture <var>arch</var>. 122</p></dd></dl> 123 124<dl> 125<dt><a name="index-arch_002dshort_002dtype"></a>Scheme Procedure: <strong>arch-short-type</strong> <em>arch</em></dt> 126<dd><p>Return the <code><gdb:type></code> object for a <code>short</code> type 127of architecture <var>arch</var>. 128</p></dd></dl> 129 130<dl> 131<dt><a name="index-arch_002dint_002dtype"></a>Scheme Procedure: <strong>arch-int-type</strong> <em>arch</em></dt> 132<dd><p>Return the <code><gdb:type></code> object for an <code>int</code> type 133of architecture <var>arch</var>. 134</p></dd></dl> 135 136<dl> 137<dt><a name="index-arch_002dlong_002dtype"></a>Scheme Procedure: <strong>arch-long-type</strong> <em>arch</em></dt> 138<dd><p>Return the <code><gdb:type></code> object for a <code>long</code> type 139of architecture <var>arch</var>. 140</p></dd></dl> 141 142<dl> 143<dt><a name="index-arch_002dschar_002dtype"></a>Scheme Procedure: <strong>arch-schar-type</strong> <em>arch</em></dt> 144<dd><p>Return the <code><gdb:type></code> object for a <code>signed char</code> type 145of architecture <var>arch</var>. 146</p></dd></dl> 147 148<dl> 149<dt><a name="index-arch_002duchar_002dtype"></a>Scheme Procedure: <strong>arch-uchar-type</strong> <em>arch</em></dt> 150<dd><p>Return the <code><gdb:type></code> object for an <code>unsigned char</code> type 151of architecture <var>arch</var>. 152</p></dd></dl> 153 154<dl> 155<dt><a name="index-arch_002dushort_002dtype"></a>Scheme Procedure: <strong>arch-ushort-type</strong> <em>arch</em></dt> 156<dd><p>Return the <code><gdb:type></code> object for an <code>unsigned short</code> type 157of architecture <var>arch</var>. 158</p></dd></dl> 159 160<dl> 161<dt><a name="index-arch_002duint_002dtype"></a>Scheme Procedure: <strong>arch-uint-type</strong> <em>arch</em></dt> 162<dd><p>Return the <code><gdb:type></code> object for an <code>unsigned int</code> type 163of architecture <var>arch</var>. 164</p></dd></dl> 165 166<dl> 167<dt><a name="index-arch_002dulong_002dtype"></a>Scheme Procedure: <strong>arch-ulong-type</strong> <em>arch</em></dt> 168<dd><p>Return the <code><gdb:type></code> object for an <code>unsigned long</code> type 169of architecture <var>arch</var>. 170</p></dd></dl> 171 172<dl> 173<dt><a name="index-arch_002dfloat_002dtype"></a>Scheme Procedure: <strong>arch-float-type</strong> <em>arch</em></dt> 174<dd><p>Return the <code><gdb:type></code> object for a <code>float</code> type 175of architecture <var>arch</var>. 176</p></dd></dl> 177 178<dl> 179<dt><a name="index-arch_002ddouble_002dtype"></a>Scheme Procedure: <strong>arch-double-type</strong> <em>arch</em></dt> 180<dd><p>Return the <code><gdb:type></code> object for a <code>double</code> type 181of architecture <var>arch</var>. 182</p></dd></dl> 183 184<dl> 185<dt><a name="index-arch_002dlongdouble_002dtype"></a>Scheme Procedure: <strong>arch-longdouble-type</strong> <em>arch</em></dt> 186<dd><p>Return the <code><gdb:type></code> object for a <code>long double</code> type 187of architecture <var>arch</var>. 188</p></dd></dl> 189 190<dl> 191<dt><a name="index-arch_002dbool_002dtype"></a>Scheme Procedure: <strong>arch-bool-type</strong> <em>arch</em></dt> 192<dd><p>Return the <code><gdb:type></code> object for a <code>bool</code> type 193of architecture <var>arch</var>. 194</p></dd></dl> 195 196<dl> 197<dt><a name="index-arch_002dlonglong_002dtype"></a>Scheme Procedure: <strong>arch-longlong-type</strong> <em>arch</em></dt> 198<dd><p>Return the <code><gdb:type></code> object for a <code>long long</code> type 199of architecture <var>arch</var>. 200</p></dd></dl> 201 202<dl> 203<dt><a name="index-arch_002dulonglong_002dtype"></a>Scheme Procedure: <strong>arch-ulonglong-type</strong> <em>arch</em></dt> 204<dd><p>Return the <code><gdb:type></code> object for an <code>unsigned long long</code> type 205of architecture <var>arch</var>. 206</p></dd></dl> 207 208<dl> 209<dt><a name="index-arch_002dint8_002dtype"></a>Scheme Procedure: <strong>arch-int8-type</strong> <em>arch</em></dt> 210<dd><p>Return the <code><gdb:type></code> object for an <code>int8</code> type 211of architecture <var>arch</var>. 212</p></dd></dl> 213 214<dl> 215<dt><a name="index-arch_002duint8_002dtype"></a>Scheme Procedure: <strong>arch-uint8-type</strong> <em>arch</em></dt> 216<dd><p>Return the <code><gdb:type></code> object for a <code>uint8</code> type 217of architecture <var>arch</var>. 218</p></dd></dl> 219 220<dl> 221<dt><a name="index-arch_002dint16_002dtype"></a>Scheme Procedure: <strong>arch-int16-type</strong> <em>arch</em></dt> 222<dd><p>Return the <code><gdb:type></code> object for an <code>int16</code> type 223of architecture <var>arch</var>. 224</p></dd></dl> 225 226<dl> 227<dt><a name="index-arch_002duint16_002dtype"></a>Scheme Procedure: <strong>arch-uint16-type</strong> <em>arch</em></dt> 228<dd><p>Return the <code><gdb:type></code> object for a <code>uint16</code> type 229of architecture <var>arch</var>. 230</p></dd></dl> 231 232<dl> 233<dt><a name="index-arch_002dint32_002dtype"></a>Scheme Procedure: <strong>arch-int32-type</strong> <em>arch</em></dt> 234<dd><p>Return the <code><gdb:type></code> object for an <code>int32</code> type 235of architecture <var>arch</var>. 236</p></dd></dl> 237 238<dl> 239<dt><a name="index-arch_002duint32_002dtype"></a>Scheme Procedure: <strong>arch-uint32-type</strong> <em>arch</em></dt> 240<dd><p>Return the <code><gdb:type></code> object for a <code>uint32</code> type 241of architecture <var>arch</var>. 242</p></dd></dl> 243 244<dl> 245<dt><a name="index-arch_002dint64_002dtype"></a>Scheme Procedure: <strong>arch-int64-type</strong> <em>arch</em></dt> 246<dd><p>Return the <code><gdb:type></code> object for an <code>int64</code> type 247of architecture <var>arch</var>. 248</p></dd></dl> 249 250<dl> 251<dt><a name="index-arch_002duint64_002dtype"></a>Scheme Procedure: <strong>arch-uint64-type</strong> <em>arch</em></dt> 252<dd><p>Return the <code><gdb:type></code> object for a <code>uint64</code> type 253of architecture <var>arch</var>. 254</p></dd></dl> 255 256<p>Example: 257</p> 258<div class="smallexample"> 259<pre class="smallexample">(gdb) guile (type-name (arch-uchar-type (current-arch))) 260"unsigned char" 261</pre></div> 262 263<hr> 264<div class="header"> 265<p> 266Next: <a href="Disassembly-In-Guile.html#Disassembly-In-Guile" accesskey="n" rel="next">Disassembly In Guile</a>, Previous: <a href="Lazy-Strings-In-Guile.html#Lazy-Strings-In-Guile" accesskey="p" rel="previous">Lazy Strings In Guile</a>, Up: <a href="Guile-API.html#Guile-API" accesskey="u" rel="up">Guile API</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Concept-Index.html#Concept-Index" title="Index" rel="index">Index</a>]</p> 267</div> 268 269 270 271</body> 272</html> 273