1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML3.2 EN">
<HTML>
<HEAD> <link rel="canonical" href="http://www.mcs.anl.gov/petsc/petsc-current/docs/manualpages/Sys/PetscCheckPointerSetIntensity.html" />
<META NAME="GENERATOR" CONTENT="DOCTEXT">
<TITLE>PetscCheckPointerSetIntensity</TITLE>
</HEAD>
<BODY BGCOLOR="FFFFFF">
<div id="version" align=right><b>petsc-3.7.5 2017-01-01</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.7.5 v3.7.5 docs/manualpages/Sys/PetscCheckPointerSetIntensity.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PetscCheckPointerSetIntensity"><H1>PetscCheckPointerSetIntensity</H1></A>
An intense pointer check registers a signal handler and attempts to dereference to confirm whether the address is valid. An intensity of 0 never uses signal handlers, 1 uses them when not in a "hot" function, and intensity of 2 always uses a signal handler.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
PetscErrorCode PetscCheckPointerSetIntensity(PetscInt intensity)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Arguments</FONT></H3>
<DT><B>intensity </B> -how much to check pointers for validity
<br>
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Sys/PetscCheckPointer.html#PetscCheckPointer">PetscCheckPointer</A>(), <A HREF="../Sys/PetscFunctionBeginHot.html#PetscFunctionBeginHot">PetscFunctionBeginHot</A>
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/sys/error/checkptr.c.html#PetscCheckPointerSetIntensity">src/sys/error/checkptr.c</A>
<BR><A HREF="./index.html">Index of all Sys routines</A>
<BR><A HREF="../../index.html">Table of Contents for all manual pages</A>
<BR><A HREF="../singleindex.html">Index of all manual pages</A>
</BODY></HTML>
|
