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| author | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
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| committer | alk3pInjection <webmaster@raspii.tech> | 2024-02-04 16:16:35 +0800 |
| commit | abdaadbcae30fe0c9a66c7516798279fdfd97750 (patch) | |
| tree | 00a54a6e25601e43876d03c1a4a12a749d4a914c /share/doc/gdb/GDB_002fMI-Output-Syntax.html | |
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diff --git a/share/doc/gdb/GDB_002fMI-Output-Syntax.html b/share/doc/gdb/GDB_002fMI-Output-Syntax.html new file mode 100644 index 0000000..0d94396 --- /dev/null +++ b/share/doc/gdb/GDB_002fMI-Output-Syntax.html @@ -0,0 +1,237 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<html> +<!-- Copyright (C) 1988-2023 Free Software Foundation, Inc. + +Permission is granted to copy, distribute and/or modify this document +under the terms of the GNU Free Documentation License, Version 1.3 or +any later version published by the Free Software Foundation; with the +Invariant Sections being "Free Software" and "Free Software Needs +Free Documentation", with the Front-Cover Texts being "A GNU Manual," +and with the Back-Cover Texts as in (a) below. + +(a) The FSF's Back-Cover Text is: "You are free to copy and modify +this GNU Manual. Buying copies from GNU Press supports the FSF in +developing GNU and promoting software freedom." --> +<!-- Created by GNU Texinfo 5.1, http://www.gnu.org/software/texinfo/ --> +<head> +<title>Debugging with GDB: GDB/MI Output Syntax</title> + +<meta name="description" content="Debugging with GDB: GDB/MI Output Syntax"> +<meta name="keywords" content="Debugging with GDB: GDB/MI Output Syntax"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="makeinfo"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<link href="index.html#Top" rel="start" title="Top"> +<link href="Concept-Index.html#Concept-Index" rel="index" title="Concept Index"> +<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents"> +<link href="GDB_002fMI-Command-Syntax.html#GDB_002fMI-Command-Syntax" rel="up" title="GDB/MI Command Syntax"> +<link href="GDB_002fMI-Compatibility-with-CLI.html#GDB_002fMI-Compatibility-with-CLI" rel="next" title="GDB/MI Compatibility with CLI"> +<link href="GDB_002fMI-Input-Syntax.html#GDB_002fMI-Input-Syntax" rel="previous" title="GDB/MI Input Syntax"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +blockquote.smallquotation {font-size: smaller} +div.display {margin-left: 3.2em} +div.example {margin-left: 3.2em} +div.indentedblock {margin-left: 3.2em} +div.lisp {margin-left: 3.2em} +div.smalldisplay {margin-left: 3.2em} +div.smallexample {margin-left: 3.2em} +div.smallindentedblock {margin-left: 3.2em; font-size: smaller} +div.smalllisp {margin-left: 3.2em} +kbd {font-style:oblique} +pre.display {font-family: inherit} +pre.format {font-family: inherit} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: inherit; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: inherit; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.nocodebreak {white-space:nowrap} +span.nolinebreak {white-space:nowrap} +span.roman {font-family:serif; font-weight:normal} +span.sansserif {font-family:sans-serif; font-weight:normal} +ul.no-bullet {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> +<a name="GDB_002fMI-Output-Syntax"></a> +<div class="header"> +<p> +Previous: <a href="GDB_002fMI-Input-Syntax.html#GDB_002fMI-Input-Syntax" accesskey="p" rel="previous">GDB/MI Input Syntax</a>, Up: <a href="GDB_002fMI-Command-Syntax.html#GDB_002fMI-Command-Syntax" accesskey="u" rel="up">GDB/MI Command Syntax</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> +</div> +<hr> +<a name="GDB_002fMI-Output-Syntax-1"></a> +<h4 class="subsection">27.2.2 <small>GDB/MI</small> Output Syntax</h4> + +<a name="index-output-syntax-of-GDB_002fMI"></a> +<a name="index-GDB_002fMI_002c-output-syntax"></a> +<p>The output from <small>GDB/MI</small> consists of zero or more out-of-band records +followed, optionally, by a single result record. This result record +is for the most recent command. The sequence of output records is +terminated by ‘<samp>(gdb)</samp>’. +</p> +<p>If an input command was prefixed with a <code><var>token</var></code> then the +corresponding output for that command will also be prefixed by that same +<var>token</var>. +</p> +<dl compact="compact"> +<dt><code><var>output</var> →</code></dt> +<dd><p><code>( <var>out-of-band-record</var> )* [ <var>result-record</var> ] "(gdb)" <var>nl</var></code> +</p> +</dd> +<dt><code><var>result-record</var> →</code></dt> +<dd><p><code> [ <var>token</var> ] "^" <var>result-class</var> ( "," <var>result</var> )* <var>nl</var></code> +</p> +</dd> +<dt><code><var>out-of-band-record</var> →</code></dt> +<dd><p><code><var>async-record</var> | <var>stream-record</var></code> +</p> +</dd> +<dt><code><var>async-record</var> →</code></dt> +<dd><p><code><var>exec-async-output</var> | <var>status-async-output</var> | <var>notify-async-output</var></code> +</p> +</dd> +<dt><code><var>exec-async-output</var> →</code></dt> +<dd><p><code>[ <var>token</var> ] "*" <var>async-output nl</var></code> +</p> +</dd> +<dt><code><var>status-async-output</var> →</code></dt> +<dd><p><code>[ <var>token</var> ] "+" <var>async-output nl</var></code> +</p> +</dd> +<dt><code><var>notify-async-output</var> →</code></dt> +<dd><p><code>[ <var>token</var> ] "=" <var>async-output nl</var></code> +</p> +</dd> +<dt><code><var>async-output</var> →</code></dt> +<dd><p><code><var>async-class</var> ( "," <var>result</var> )*</code> +</p> +</dd> +<dt><code><var>result-class</var> →</code></dt> +<dd><p><code>"done" | "running" | "connected" | "error" | "exit"</code> +</p> +</dd> +<dt><code><var>async-class</var> →</code></dt> +<dd><p><code>"stopped" | <var>others</var></code> (where <var>others</var> will be added +depending on the needs—this is still in development). +</p> +</dd> +<dt><code><var>result</var> →</code></dt> +<dd><p><code> <var>variable</var> "=" <var>value</var></code> +</p> +</dd> +<dt><code><var>variable</var> →</code></dt> +<dd><p><code> <var>string</var> </code> +</p> +</dd> +<dt><code><var>value</var> →</code></dt> +<dd><p><code> <var>const</var> | <var>tuple</var> | <var>list</var> </code> +</p> +</dd> +<dt><code><var>const</var> →</code></dt> +<dd><p><code><var>c-string</var></code> +</p> +</dd> +<dt><code><var>tuple</var> →</code></dt> +<dd><p><code> "{}" | "{" <var>result</var> ( "," <var>result</var> )* "}" </code> +</p> +</dd> +<dt><code><var>list</var> →</code></dt> +<dd><p><code> "[]" | "[" <var>value</var> ( "," <var>value</var> )* "]" | "[" +<var>result</var> ( "," <var>result</var> )* "]" </code> +</p> +</dd> +<dt><code><var>stream-record</var> →</code></dt> +<dd><p><code><var>console-stream-output</var> | <var>target-stream-output</var> | <var>log-stream-output</var></code> +</p> +</dd> +<dt><code><var>console-stream-output</var> →</code></dt> +<dd><p><code>"~" <var>c-string nl</var></code> +</p> +</dd> +<dt><code><var>target-stream-output</var> →</code></dt> +<dd><p><code>"@" <var>c-string nl</var></code> +</p> +</dd> +<dt><code><var>log-stream-output</var> →</code></dt> +<dd><p><code>"&" <var>c-string nl</var></code> +</p> +</dd> +<dt><code><var>nl</var> →</code></dt> +<dd><p><code>CR | CR-LF</code> +</p> +</dd> +<dt><code><var>token</var> →</code></dt> +<dd><p><em>any sequence of digits</em>. +</p></dd> +</dl> + +<p>Notes: +</p> +<ul> +<li> All output sequences end in a single line containing a period. + +</li><li> The <code><var>token</var></code> is from the corresponding request. Note that +for all async output, while the token is allowed by the grammar and +may be output by future versions of <small>GDB</small> for select async +output messages, it is generally omitted. Frontends should treat +all async output as reporting general changes in the state of the +target and there should be no need to associate async output to any +prior command. + +</li><li> <a name="index-status-output-in-GDB_002fMI"></a> +<var>status-async-output</var> contains on-going status information about the +progress of a slow operation. It can be discarded. All status output is +prefixed by ‘<samp>+</samp>’. + +</li><li> <a name="index-async-output-in-GDB_002fMI"></a> +<var>exec-async-output</var> contains asynchronous state change on the target +(stopped, started, disappeared). All async output is prefixed by +‘<samp>*</samp>’. + +</li><li> <a name="index-notify-output-in-GDB_002fMI"></a> +<var>notify-async-output</var> contains supplementary information that the +client should handle (e.g., a new breakpoint information). All notify +output is prefixed by ‘<samp>=</samp>’. + +</li><li> <a name="index-console-output-in-GDB_002fMI"></a> +<var>console-stream-output</var> is output that should be displayed as is in the +console. It is the textual response to a CLI command. All the console +output is prefixed by ‘<samp>~</samp>’. + +</li><li> <a name="index-target-output-in-GDB_002fMI"></a> +<var>target-stream-output</var> is the output produced by the target program. +All the target output is prefixed by ‘<samp>@</samp>’. + +</li><li> <a name="index-log-output-in-GDB_002fMI"></a> +<var>log-stream-output</var> is output text coming from <small>GDB</small>’s internals, for +instance messages that should be displayed as part of an error log. All +the log output is prefixed by ‘<samp>&</samp>’. + +</li><li> <a name="index-list-output-in-GDB_002fMI"></a> +New <small>GDB/MI</small> commands should only output <var>lists</var> containing +<var>values</var>. + + +</li></ul> + +<p>See <a href="GDB_002fMI-Stream-Records.html#GDB_002fMI-Stream-Records"><small>GDB/MI</small> Stream Records</a>, for more +details about the various output records. +</p> +<hr> +<div class="header"> +<p> +Previous: <a href="GDB_002fMI-Input-Syntax.html#GDB_002fMI-Input-Syntax" accesskey="p" rel="previous">GDB/MI Input Syntax</a>, Up: <a href="GDB_002fMI-Command-Syntax.html#GDB_002fMI-Command-Syntax" accesskey="u" rel="up">GDB/MI Command Syntax</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> +</div> + + + +</body> +</html> |