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diff --git a/share/doc/gdb/Thread-Stops.html b/share/doc/gdb/Thread-Stops.html new file mode 100644 index 0000000..620dade --- /dev/null +++ b/share/doc/gdb/Thread-Stops.html @@ -0,0 +1,108 @@ +<!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: Thread Stops</title> + +<meta name="description" content="Debugging with GDB: Thread Stops"> +<meta name="keywords" content="Debugging with GDB: Thread Stops"> +<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="Stopping.html#Stopping" rel="up" title="Stopping"> +<link href="All_002dStop-Mode.html#All_002dStop-Mode" rel="next" title="All-Stop Mode"> +<link href="Signals.html#Signals" rel="previous" title="Signals"> +<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="Thread-Stops"></a> +<div class="header"> +<p> +Previous: <a href="Signals.html#Signals" accesskey="p" rel="previous">Signals</a>, Up: <a href="Stopping.html#Stopping" accesskey="u" rel="up">Stopping</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="Stopping-and-Starting-Multi_002dthread-Programs"></a> +<h3 class="section">5.5 Stopping and Starting Multi-thread Programs</h3> + +<a name="index-stopped-threads"></a> +<a name="index-threads_002c-stopped"></a> + +<a name="index-continuing-threads"></a> +<a name="index-threads_002c-continuing"></a> + +<p><small>GDB</small> supports debugging programs with multiple threads +(see <a href="Threads.html#Threads">Debugging Programs with Multiple Threads</a>). There +are two modes of controlling execution of your program within the +debugger. In the default mode, referred to as <em>all-stop mode</em>, +when any thread in your program stops (for example, at a breakpoint +or while being stepped), all other threads in the program are also stopped by +<small>GDB</small>. On some targets, <small>GDB</small> also supports +<em>non-stop mode</em>, in which other threads can continue to run freely while +you examine the stopped thread in the debugger. +</p> +<table class="menu" border="0" cellspacing="0"> +<tr><td align="left" valign="top">• <a href="All_002dStop-Mode.html#All_002dStop-Mode" accesskey="1">All-Stop Mode</a>:</td><td> </td><td align="left" valign="top">All threads stop when GDB takes control +</td></tr> +<tr><td align="left" valign="top">• <a href="Non_002dStop-Mode.html#Non_002dStop-Mode" accesskey="2">Non-Stop Mode</a>:</td><td> </td><td align="left" valign="top">Other threads continue to execute +</td></tr> +<tr><td align="left" valign="top">• <a href="Background-Execution.html#Background-Execution" accesskey="3">Background Execution</a>:</td><td> </td><td align="left" valign="top">Running your program asynchronously +</td></tr> +<tr><td align="left" valign="top">• <a href="Thread_002dSpecific-Breakpoints.html#Thread_002dSpecific-Breakpoints" accesskey="4">Thread-Specific Breakpoints</a>:</td><td> </td><td align="left" valign="top">Controlling breakpoints +</td></tr> +<tr><td align="left" valign="top">• <a href="Interrupted-System-Calls.html#Interrupted-System-Calls" accesskey="5">Interrupted System Calls</a>:</td><td> </td><td align="left" valign="top">GDB may interfere with system calls +</td></tr> +<tr><td align="left" valign="top">• <a href="Observer-Mode.html#Observer-Mode" accesskey="6">Observer Mode</a>:</td><td> </td><td align="left" valign="top">GDB does not alter program behavior +</td></tr> +</table> + + + + +</body> +</html> |