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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
commit | 5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch) | |
tree | cbffb45144febf451e54061db2b21395faf94bfe /devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html | |
parent | Initial commit. (diff) | |
download | gimp-upstream.tar.xz gimp-upstream.zip |
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html')
-rw-r--r-- | devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html b/devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html new file mode 100644 index 0000000..ee846f8 --- /dev/null +++ b/devel-docs/libgimpbase/html/libgimpbase-gimpsignal.html @@ -0,0 +1,164 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>gimpsignal: GIMP Base Library Reference Manual</title> +<meta name="generator" content="DocBook XSL Stylesheets Vsnapshot"> +<link rel="home" href="index.html" title="GIMP Base Library Reference Manual"> +<link rel="up" href="pt01.html" title="Part I. GIMP Base Library"> +<link rel="prev" href="libgimpbase-gimpparasiteio.html" title="gimpparasiteio"> +<link rel="next" href="libgimpbase-gimpunit.html" title="gimpunit"> +<meta name="generator" content="GTK-Doc V1.33.1 (XML mode)"> +<link rel="stylesheet" href="style.css" type="text/css"> +</head> +<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> +<table class="navigation" id="top" width="100%" summary="Navigation header" cellpadding="2" cellspacing="5"><tr valign="middle"> +<td width="100%" align="left" class="shortcuts"> +<a href="#" class="shortcut">Top</a><span id="nav_description"> <span class="dim">|</span> + <a href="#libgimpbase-gimpsignal.description" class="shortcut">Description</a></span> +</td> +<td><a accesskey="h" href="index.html"><img src="home.png" width="16" height="16" border="0" alt="Home"></a></td> +<td><a accesskey="u" href="pt01.html"><img src="up.png" width="16" height="16" border="0" alt="Up"></a></td> +<td><a accesskey="p" href="libgimpbase-gimpparasiteio.html"><img src="left.png" width="16" height="16" border="0" alt="Prev"></a></td> +<td><a accesskey="n" href="libgimpbase-gimpunit.html"><img src="right.png" width="16" height="16" border="0" alt="Next"></a></td> +</tr></table> +<div class="refentry"> +<a name="libgimpbase-gimpsignal"></a><div class="titlepage"></div> +<div class="refnamediv"><table width="100%"><tr> +<td valign="top"> +<h2><span class="refentrytitle"><a name="libgimpbase-gimpsignal.top_of_page"></a>gimpsignal</span></h2> +<p>gimpsignal — Portable signal handling.</p> +</td> +<td class="gallery_image" valign="top" align="right"></td> +</tr></table></div> +<div class="refsect1"> +<a name="libgimpbase-gimpsignal.functions"></a><h2>Functions</h2> +<div class="informaltable"><table class="informaltable" width="100%" border="0"> +<colgroup> +<col width="150px" class="functions_proto_type"> +<col class="functions_proto_name"> +</colgroup> +<tbody> +<tr> +<td class="function_type"> +<span class="returnvalue">void</span> +</td> +<td class="function_name"> +<span class="c_punctuation">(</span><a class="link" href="libgimpbase-gimpsignal.html#GimpSignalHandlerFunc" title="GimpSignalHandlerFunc ()">*GimpSignalHandlerFunc</a><span class="c_punctuation">)</span> <span class="c_punctuation">()</span> +</td> +</tr> +<tr> +<td class="function_type"> +<a class="link" href="libgimpbase-gimpsignal.html#GimpSignalHandlerFunc" title="GimpSignalHandlerFunc ()"><span class="returnvalue">GimpSignalHandlerFunc</span></a> +</td> +<td class="function_name"> +<a class="link" href="libgimpbase-gimpsignal.html#gimp-signal-private" title="gimp_signal_private ()">gimp_signal_private</a> <span class="c_punctuation">()</span> +</td> +</tr> +</tbody> +</table></div> +</div> +<div class="refsect1"> +<a name="libgimpbase-gimpsignal.description"></a><h2>Description</h2> +<p>Portable signal handling.</p> +</div> +<div class="refsect1"> +<a name="libgimpbase-gimpsignal.functions_details"></a><h2>Functions</h2> +<div class="refsect2"> +<a name="GimpSignalHandlerFunc"></a><h3>GimpSignalHandlerFunc ()</h3> +<pre class="programlisting"><span class="returnvalue">void</span> +<span class="c_punctuation">(</span>*GimpSignalHandlerFunc<span class="c_punctuation">)</span> (<em class="parameter"><code><span class="type">gint</span> signum</code></em>);</pre> +<p>A prototype for a reference to a signal handler functions. Note +that each function which takes or returns a variable of this type +also accepts or may return special values defined by your system's +signal.h header file (like <em class="parameter"><code>SIG_DFL</code></em> + or <em class="parameter"><code>SIG_IGN</code></em> +).</p> +<div class="refsect3"> +<a name="GimpSignalHandlerFunc.parameters"></a><h4>Parameters</h4> +<div class="informaltable"><table class="informaltable" width="100%" border="0"> +<colgroup> +<col width="150px" class="parameters_name"> +<col class="parameters_description"> +<col width="200px" class="parameters_annotations"> +</colgroup> +<tbody><tr> +<td class="parameter_name"><p>signum</p></td> +<td class="parameter_description"><p>The number of the signal. Useful if different signals are +handled by a single handler.</p></td> +<td class="parameter_annotations"> </td> +</tr></tbody> +</table></div> +</div> +</div> +<hr> +<div class="refsect2"> +<a name="gimp-signal-private"></a><h3>gimp_signal_private ()</h3> +<pre class="programlisting"><a class="link" href="libgimpbase-gimpsignal.html#GimpSignalHandlerFunc" title="GimpSignalHandlerFunc ()"><span class="returnvalue">GimpSignalHandlerFunc</span></a> +gimp_signal_private (<em class="parameter"><code><span class="type">gint</span> signum</code></em>, + <em class="parameter"><code><a class="link" href="libgimpbase-gimpsignal.html#GimpSignalHandlerFunc" title="GimpSignalHandlerFunc ()"><span class="type">GimpSignalHandlerFunc</span></a> handler</code></em>, + <em class="parameter"><code><span class="type">gint</span> flags</code></em>);</pre> +<p>This function furnishes a workalike for signal(2) but +which internally invokes sigaction(2) after certain +sa_flags are set; these primarily to ensure restarting +of interrupted system calls. See sigaction(2) It is a +aid to transition and not new development: that effort +should employ sigaction directly. [gosgood 18.04.2000]</p> +<p>Cause <em class="parameter"><code>handler</code></em> + to be run when <em class="parameter"><code>signum</code></em> + is delivered. We +use sigaction(2) rather than signal(2) so that we can control the +signal handler's environment completely via <em class="parameter"><code>flags</code></em> +: some signal(2) +implementations differ in their semantics, so we need to nail down +exactly what we want. [austin 06.04.2000]</p> +<div class="refsect3"> +<a name="gimp-signal-private.parameters"></a><h4>Parameters</h4> +<div class="informaltable"><table class="informaltable" width="100%" border="0"> +<colgroup> +<col width="150px" class="parameters_name"> +<col class="parameters_description"> +<col width="200px" class="parameters_annotations"> +</colgroup> +<tbody> +<tr> +<td class="parameter_name"><p>signum</p></td> +<td class="parameter_description"><p>Selects signal to be handled see man 5 signal (or man 7 signal)</p></td> +<td class="parameter_annotations"> </td> +</tr> +<tr> +<td class="parameter_name"><p>handler</p></td> +<td class="parameter_description"><p>Handler that maps to signum. Invoked by O/S. +Handler gets signal that caused invocation. Corresponds +to the <em class="parameter"><code>sa_handler</code></em> +field of the <em class="parameter"><code>sigaction</code></em> +struct.</p></td> +<td class="parameter_annotations"> </td> +</tr> +<tr> +<td class="parameter_name"><p>flags</p></td> +<td class="parameter_description"><p>Preferences. OR'ed SA_<xxx>. See man sigaction. Corresponds +to the <em class="parameter"><code>sa_flags</code></em> +field of the <em class="parameter"><code>sigaction</code></em> +struct.</p></td> +<td class="parameter_annotations"> </td> +</tr> +</tbody> +</table></div> +</div> +<div class="refsect3"> +<a name="gimp-signal-private.returns"></a><h4>Returns</h4> +<p> A reference to the signal handling function which was +active before the call to <a class="link" href="libgimpbase-gimpsignal.html#gimp-signal-private" title="gimp_signal_private ()"><code class="function">gimp_signal_private()</code></a>.</p> +</div> +</div> +</div> +<div class="refsect1"> +<a name="libgimpbase-gimpsignal.see-also"></a><h2>See Also</h2> +<p>signal(2), signal(5 or 7), sigaction(2).</p> +</div> +</div> +<div class="footer"> +<hr>Generated by GTK-Doc V1.33.1</div> +</body> +</html>
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