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<div id="version" align=right><b>petsc-3.4.2 2013-07-02</b></div>
<A NAME="SNESLineSearchGetOptionsPrefix"><H1>SNESLineSearchGetOptionsPrefix</H1></A>
Sets the prefix used for searching for all <A HREF="../SNES/SNESLineSearch.html#SNESLineSearch">SNESLineSearch</A> options in the database.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include "petscsnes.h"
PetscErrorCode SNESLineSearchGetOptionsPrefix(SNESLineSearch linesearch,const char *prefix[])
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<DT><B>linesearch </B> -the <A HREF="../SNES/SNESLineSearch.html#SNESLineSearch">SNESLineSearch</A> context
<br>
<P>
<H3><FONT COLOR="#CC3333">Output Parameter</FONT></H3>
<DT><B>prefix </B> -pointer to the prefix string used
<br>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
On the fortran side, the user should pass in a string 'prefix' of
sufficient length to hold the prefix.
<P>
<P>
<H3><FONT COLOR="#CC3333">Keywords</FONT></H3>
<A HREF="../SNES/SNESLineSearch.html#SNESLineSearch">SNESLineSearch</A>, get, options, prefix, database
<BR>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../SNES/SNESAppendOptionsPrefix.html#SNESAppendOptionsPrefix">SNESAppendOptionsPrefix</A>()
<BR><P><B><P><B><FONT COLOR="#CC3333">Level:</FONT></B>advanced
<BR><FONT COLOR="#CC3333">Location:</FONT></B><A HREF="../../../src/snes/linesearch/interface/linesearch.c.html#SNESLineSearchGetOptionsPrefix">src/snes/linesearch/interface/linesearch.c</A>
<BR><A HREF="./index.html">Index of all SNES routines</A>
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